ci2-android-5-15/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-5-15/syz-executor2809965671 <...> Warning: Permanently added '10.128.1.163' (ED25519) to the list of known hosts. execve("ci2-android-5-15/syz-executor2809965671", ["ci2-android-5-15/syz-executor2809965671"], 0x7ffee8d53190 /* 10 vars */) = 0 brk(NULL) = 0x55558b467000 brk(0x55558b467e00) = 0x55558b467e00 arch_prctl(ARCH_SET_FS, 0x55558b467480) = 0 set_tid_address(0x55558b467750) = 303 set_robust_list(0x55558b467760, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 32, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-android-5-15/syz-executor2809965671", 4096) = 45 getrandom("\x55\x0a\x65\x41\x9a\xad\x36\xd2", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558b467e00 brk(0x55558b488e00) = 0x55558b488e00 brk(0x55558b489000) = 0x55558b489000 mprotect(0x7efd57137000, 20480, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 304 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 write(3, "10000000000", 11) = 11 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 ci2-android-5-15/strace-static-x86_64: Process 304 attached [pid 304] set_robust_list(0x55558b467760, 24) = 0 [pid 304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] write(3, "20", 2) = 2 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "1", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "0", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "0", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "1", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "100", 3) = 3 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "0", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "0", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "7 4 1 3", 7) = 7 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "1", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "1", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/sys/kernel/debug/failslab/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "Y", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "Y", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "Y", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/sys/kernel/debug/fail_usercopy/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "Y", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/sys/kernel/debug/fail_make_request/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "Y", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/sys/kernel/debug/fail_io_timeout/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "Y", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/sys/kernel/debug/fail_iommufd/task-filter", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 303] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "0", 1) = 1 [pid 303] close(3) = 0 [pid 303] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 303] write(3, "304", 3) = 3 [pid 303] close(3) = 0 [pid 303] kill(304, SIGKILL) = 0 [pid 304] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=304, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7efd57091d40, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7efd570952b0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7efd57091d40, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7efd570952b0}, NULL, 8) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 305 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 305 attached ci2-android-5-15/strace-static-x86_64: Process 306 attached , child_tidptr=0x55558b467750) = 306 [pid 303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] set_robust_list(0x55558b467760, 24 [pid 305] set_robust_list(0x55558b467760, 24 [pid 303] <... clone resumed>, child_tidptr=0x55558b467750) = 307 [pid 303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 307 attached [pid 306] <... set_robust_list resumed>) = 0 [pid 305] <... set_robust_list resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x55558b467750) = 308 [pid 303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 303] <... clone resumed>, child_tidptr=0x55558b467750) = 309 [pid 303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x55558b467760, 24) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] getrandom("\xde\x2b\x8a\x99\x5a\x49\xe2\x48", 8, GRND_NONBLOCK) = 8 [pid 309] mkdir("./syzkaller.cWnjn2", 0700 [pid 306] getrandom( [pid 305] getrandom( [pid 306] <... getrandom resumed>"\x6e\x60\x32\x7b\x4e\x50\x59\xab", 8, GRND_NONBLOCK) = 8 [pid 305] <... getrandom resumed>"\x3f\xc4\x92\x44\x19\x5a\x1a\xc9", 8, GRND_NONBLOCK) = 8 [pid 306] mkdir("./syzkaller.0Fanix", 0700 [pid 307] set_robust_list(0x55558b467760, 24 [pid 309] <... mkdir resumed>) = 0 [pid 309] chmod("./syzkaller.cWnjn2", 0777) = 0 [pid 309] chdir("./syzkaller.cWnjn2") = 0 [pid 309] mkdir("./0", 0777 [pid 306] <... mkdir resumed>) = 0 [pid 305] mkdir("./syzkaller.DRsKBz", 0700 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... mkdir resumed>) = 0 [pid 306] chmod("./syzkaller.0Fanix", 0777 [pid 305] chmod("./syzkaller.DRsKBz", 0777 [pid 306] <... chmod resumed>) = 0 [pid 306] chdir("./syzkaller.0Fanix" [pid 307] <... set_robust_list resumed>) = 0 [pid 305] <... chmod resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 310 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] chdir("./syzkaller.DRsKBz"ci2-android-5-15/strace-static-x86_64: Process 310 attached [pid 306] <... chdir resumed>) = 0 [pid 305] <... chdir resumed>) = 0 [pid 310] set_robust_list(0x55558b467760, 24 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 310] <... set_robust_list resumed>) = 0 [pid 305] mkdir("./0", 0777 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] mkdir("./0", 0777 [pid 310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 310] chdir("./0") = 0 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 310] setpgid(0, 0) = 0 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] getrandom( [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 310] <... openat resumed>) = 3 [pid 310] write(3, "1000", 4) = 4 [pid 310] close(3) = 0 [ 24.720553][ T30] audit: type=1400 audit(1785672712.411:64): avc: denied { execmem } for pid=303 comm="syz-executor280" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 310] symlink("/dev/binderfs", "./binderfs" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... getrandom resumed>"\x51\x18\x4b\xe8\x86\x04\xc6\x14", 8, GRND_NONBLOCK) = 8 [pid 310] <... symlink resumed>) = 0 [pid 310] write(1, "executing program\n", 18) = 18 [pid 310] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 310] <... mkdirat resumed>) = 0 [pid 310] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 311 [pid 307] mkdir("./syzkaller.Lq5HTJ", 0700 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 312 executing program [pid 310] <... mount resumed>) = 0 [pid 310] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777ci2-android-5-15/strace-static-x86_64: Process 311 attached [pid 311] set_robust_list(0x55558b467760, 24) = 0 [pid 311] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 312 attached [pid 312] set_robust_list(0x55558b467760, 24) = 0 [pid 312] rt_sigprocmask(SIG_SETMASK, [] [pid 311] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 311] chdir("./0") = 0 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 311] setpgid(0, 0 [pid 312] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 311] <... setpgid resumed>) = 0 [pid 312] chdir("./0" [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 312] <... chdir resumed>) = 0 [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 310] <... mkdirat resumed>) = 0 [pid 312] setpgid(0, 0) = 0 [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 311] <... openat resumed>) = 3 [pid 312] <... openat resumed>) = 3 [pid 311] write(3, "1000", 4) = 4 [pid 311] close(3) = 0 [pid 311] symlink("/dev/binderfs", "./binderfs") = 0 [pid 312] write(3, "1000", 4) = 4 [pid 310] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 312] close(3 [pid 310] <... mkdirat resumed>) = 0 [pid 312] <... close resumed>) = 0 [pid 312] symlink("/dev/binderfs", "./binderfs") = 0 [ 24.782809][ T30] audit: type=1400 audit(1785672712.471:65): avc: denied { mounton } for pid=310 comm="syz-executor280" path="/root/syzkaller.cWnjn2/0/config" dev="sda1" ino=2032 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 24.803186][ T310] Mass Storage Function, version: 2009/09/11 [pid 310] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 308 attached [pid 307] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 312] write(1, "executing program\n", 18) = 18 [pid 311] write(1, "executing program\n", 18 [pid 312] mkdirat(AT_FDCWD, "./config", 0777 [pid 311] <... write resumed>) = 18 [pid 311] mkdirat(AT_FDCWD, "./config", 0777 [pid 312] <... mkdirat resumed>) = 0 [pid 311] <... mkdirat resumed>) = 0 [pid 311] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 312] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 311] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 312] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 311] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 312] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 311] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 312] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 311] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 312] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 executing program executing program [pid 311] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] set_robust_list(0x55558b467760, 24 [pid 307] chmod("./syzkaller.Lq5HTJ", 0777 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 312] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 311] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 312] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 311] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 312] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 311] <... symlinkat resumed>) = 0 [pid 312] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 311] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 312] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 311] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 311] exit_group(0) = ? [pid 311] +++ exited with 0 +++ [pid 312] exit_group(0) = ? [pid 312] +++ exited with 0 +++ [pid 310] <... mkdirat resumed>) = 0 [pid 310] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 310] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 310] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 310] exit_group(0) = ? [pid 310] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... set_robust_list resumed>) = 0 [pid 307] <... chmod resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] chdir("./syzkaller.Lq5HTJ" [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... chdir resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] getrandom( [pid 307] mkdir("./0", 0777 [pid 308] <... getrandom resumed>"\x4e\x26\x72\x94\x00\xde\xee\x3b", 8, GRND_NONBLOCK) = 8 [pid 307] <... mkdir resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] mkdir("./syzkaller.omQq9d", 0700 [pid 309] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] chmod("./syzkaller.omQq9d", 0777 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... chmod resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... openat resumed>) = 3 [pid 308] chdir("./syzkaller.omQq9d" [pid 309] fstat(3 [pid 308] <... chdir resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 314 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] mkdir("./0", 0777 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] getdents64(3 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 315 [pid 309] unlink("./0/binderfs" [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... unlink resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 315 attached [ 24.810250][ T30] audit: type=1400 audit(1785672712.471:66): avc: denied { mount } for pid=310 comm="syz-executor280" name="/" dev="configfs" ino=14553 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=filesystem permissive=1 [ 24.830274][ T310] LUN: removable file: (no medium) [ 24.838532][ T30] audit: type=1400 audit(1785672712.471:67): avc: denied { search } for pid=310 comm="syz-executor280" name="/" dev="configfs" ino=14553 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [pid 315] set_robust_list(0x55558b467760, 24) = 0 [pid 315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 315] chdir("./0") = 0 [pid 315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./0/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./0/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./0/config"ci2-android-5-15/strace-static-x86_64: Process 314 attached ) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./0") = 0 [pid 309] mkdir("./1", 0777) = 0 [pid 315] setpgid(0, 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 315] <... setpgid resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 315] <... openat resumed>) = 3 [pid 315] write(3, "1000", 4 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 316 [pid 315] <... write resumed>) = 4 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 315] close(3 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 315] <... close resumed>) = 0 [pid 315] symlink("/dev/binderfs", "./binderfs") = 0 [pid 315] write(1, "executing program\n", 18) = 18 executing program [pid 315] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 315] mount(NULL, "./config", "configfs", 0, NULL) = 0 ci2-android-5-15/strace-static-x86_64: Process 316 attached [pid 316] set_robust_list(0x55558b467760, 24 [pid 315] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 316] <... set_robust_list resumed>) = 0 [pid 315] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 316] rt_sigprocmask(SIG_SETMASK, [] [pid 315] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 316] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 315] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 316] chdir("./1" [pid 315] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 314] set_robust_list(0x55558b467760, 24 [pid 316] <... chdir resumed>) = 0 [pid 314] <... set_robust_list resumed>) = 0 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 316] symlink("/dev/binderfs", "./binderfs") = 0 [pid 316] write(1, "executing program\n", 18) = 18 executing program [pid 316] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 316] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 316] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 316] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 24.864385][ T30] audit: type=1400 audit(1785672712.471:68): avc: denied { write } for pid=310 comm="syz-executor280" name="usb_gadget" dev="configfs" ino=14554 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 24.888929][ T30] audit: type=1400 audit(1785672712.471:69): avc: denied { add_name } for pid=310 comm="syz-executor280" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 24.909991][ T315] Mass Storage Function, version: 2009/09/11 [pid 316] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 314] rt_sigprocmask(SIG_SETMASK, [] [pid 316] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 316] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 316] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 316] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 316] exit_group(0) = ? [pid 316] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 315] <... mkdirat resumed>) = 0 [pid 315] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 315] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 315] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... restart_syscall resumed>) = 0 [pid 309] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./1/binderfs") = 0 [pid 309] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 315] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 315] exit_group(0) = ? [pid 315] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 314] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./1/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./1/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./1/config" [pid 314] chdir("./0" [pid 309] <... rmdir resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 308] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rmdir("./1" [pid 308] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... rmdir resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 309] mkdir("./2", 0777 [pid 308] fstat(3 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] getdents64(3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 317 [pid 308] newfstatat(AT_FDCWD, "./0/binderfs" [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] unlink("./0/binderfs") = 0 [pid 308] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 317 attached [pid 317] set_robust_list(0x55558b467760, 24) = 0 [pid 317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 317] chdir("./2") = 0 [ 24.911592][ T30] audit: type=1400 audit(1785672712.471:70): avc: denied { create } for pid=310 comm="syz-executor280" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:configfs_t tclass=dir permissive=1 [ 24.928273][ T315] LUN: removable file: (no medium) [ 24.938796][ T30] audit: type=1400 audit(1785672712.531:71): avc: denied { create } for pid=311 comm="syz-executor280" name="mass_storage.usb0" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:configfs_t tclass=lnk_file permissive=1 [pid 317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 317] setpgid(0, 0) = 0 [pid 317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 317] write(3, "1000", 4) = 4 [pid 317] close(3) = 0 [pid 317] symlink("/dev/binderfs", "./binderfs") = 0 [pid 317] write(1, "executing program\n", 18 [pid 314] <... chdir resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./0/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./0/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./0/config") = 0 [pid 305] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] close(3) = 0 [pid 308] rmdir("./0") = 0 [pid 308] mkdir("./1", 0777) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 317] <... write resumed>) = 18 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 317] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 317] <... mkdirat resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 318 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 317] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 317] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 317] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 317] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 314] <... prctl resumed>) = 0 [pid 306] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 314] setpgid(0, 0 [pid 306] <... openat resumed>) = 3 [pid 314] <... setpgid resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 306] fstat(3ci2-android-5-15/strace-static-x86_64: Process 318 attached [pid 318] set_robust_list(0x55558b467760, 24 [pid 314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 318] <... set_robust_list resumed>) = 0 [pid 318] rt_sigprocmask(SIG_SETMASK, [] [pid 314] <... openat resumed>) = 3 [pid 306] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 314] write(3, "1000", 4 [pid 318] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 318] chdir("./1" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 314] <... write resumed>) = 4 [pid 305] getdents64(3 [pid 314] close(3 [pid 306] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 314] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 314] symlink("/dev/binderfs", "./binderfs" [pid 305] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./0/binderfs" [pid 318] <... chdir resumed>) = 0 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 314] <... symlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./0/binderfs" [pid 314] write(1, "executing program\n", 18 [pid 306] unlink("./0/binderfs" [pid 314] <... write resumed>) = 18 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 318] setpgid(0, 0) = 0 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 314] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... unlink resumed>) = 0 [pid 305] unlink("./0/binderfs" [pid 318] <... openat resumed>) = 3 [pid 314] <... mkdirat resumed>) = 0 [pid 306] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 318] write(3, "1000", 4) = 4 [pid 318] close(3 [pid 305] <... unlink resumed>) = 0 [pid 318] <... close resumed>) = 0 [pid 314] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... umount2 resumed>) = 0 [pid 305] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 318] symlink("/dev/binderfs", "./binderfs" [pid 314] <... mount resumed>) = 0 [pid 306] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 318] <... symlink resumed>) = 0 [pid 314] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 318] write(1, "executing program\n", 18) = 18 [pid 314] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] newfstatat(AT_FDCWD, "./0/config" executing program [pid 314] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 314] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 318] mkdirat(AT_FDCWD, "./config", 0777 [pid 314] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./0/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] openat(AT_FDCWD, "./0/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 318] <... mkdirat resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(4 [pid 318] mount(NULL, "./config", "configfs", 0, NULL [pid 305] openat(AT_FDCWD, "./0/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 318] <... mount resumed>) = 0 [pid 306] getdents64(4 [pid 305] <... openat resumed>) = 4 [pid 318] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] fstat(4 [pid 306] getdents64(4 [pid 318] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 306] close(4 [pid 318] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 306] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 318] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] rmdir("./0/config" [pid 305] getdents64(4 [pid 318] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 314] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 318] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 314] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 318] <... symlinkat resumed>) = 0 [pid 314] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 306] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3 [pid 305] close(4 [pid 318] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 314] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... close resumed>) = 0 [pid 306] close(3 [pid 318] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 314] <... unlinkat resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] rmdir("./0/config" [pid 306] rmdir("./0" [pid 318] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 314] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 318] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 314] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 318] exit_group(0 [pid 314] exit_group(0 [pid 306] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 306] mkdir("./1", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 318] <... exit_group resumed>) = ? [pid 314] <... exit_group resumed>) = ? [pid 318] +++ exited with 0 +++ [pid 314] +++ exited with 0 +++ [pid 306] <... mkdir resumed>) = 0 [pid 305] close(3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... close resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rmdir("./0" [pid 317] <... mkdirat resumed>) = 0 [pid 317] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 317] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 317] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 317] exit_group(0) = ? [pid 305] <... rmdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 319 [pid 305] mkdir("./1", 0777 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 317] +++ exited with 0 +++ [pid 305] <... mkdir resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=317, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 319 attached [pid 319] set_robust_list(0x55558b467760, 24) = 0 [pid 319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 319] chdir("./1" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 320 [pid 319] <... chdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 319] <... prctl resumed>) = 0 [pid 319] setpgid(0, 0) = 0 [pid 319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 319] write(3, "1000", 4) = 4 [pid 319] close(3) = 0 [pid 319] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 319] write(1, "executing program\n", 18) = 18 [pid 319] mkdirat(AT_FDCWD, "./config", 0777) = 0 ci2-android-5-15/strace-static-x86_64: Process 320 attached [pid 319] mount(NULL, "./config", "configfs", 0, NULL [pid 320] set_robust_list(0x55558b467760, 24) = 0 [pid 319] <... mount resumed>) = 0 [pid 320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 320] chdir("./1") = 0 [pid 319] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 319] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 319] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 24.965007][ T30] audit: type=1400 audit(1785672712.531:72): avc: denied { remove_name } for pid=312 comm="syz-executor280" name="mass_storage.usb0" dev="configfs" ino=629 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 24.990861][ T30] audit: type=1400 audit(1785672712.531:73): avc: denied { unlink } for pid=312 comm="syz-executor280" name="mass_storage.usb0" dev="configfs" ino=629 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=lnk_file permissive=1 [ 25.002584][ T317] Mass Storage Function, version: 2009/09/11 [ 25.024236][ T317] LUN: removable file: (no medium) [pid 319] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 320] <... prctl resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 320] setpgid(0, 0) = 0 [pid 319] <... mkdirat resumed>) = 0 [pid 309] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 307] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(3 [pid 308] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... openat resumed>) = 3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] getdents64(3 [pid 307] fstat(3 [pid 308] getdents64(3 [pid 319] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] getdents64(3 [pid 308] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] newfstatat(AT_FDCWD, "./2/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] newfstatat(AT_FDCWD, "./1/binderfs" [pid 309] unlink("./2/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 319] <... symlinkat resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] unlink("./1/binderfs" [pid 320] <... openat resumed>) = 3 [pid 309] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./0/binderfs" [pid 319] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... unlink resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 320] write(3, "1000", 4 [pid 309] <... umount2 resumed>) = 0 [pid 308] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./0/binderfs" [pid 320] <... write resumed>) = 4 [pid 309] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... unlink resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 320] close(3 [pid 309] newfstatat(AT_FDCWD, "./2/config" [pid 308] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./1/config" [pid 320] <... close resumed>) = 0 [pid 309] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 320] symlink("/dev/binderfs", "./binderfs" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] openat(AT_FDCWD, "./2/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 4 [pid 307] newfstatat(AT_FDCWD, "./0/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] fstat(4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] openat(AT_FDCWD, "./1/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4 [pid 307] umount2("./0/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... openat resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] fstat(4 [pid 309] getdents64(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] openat(AT_FDCWD, "./0/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 320] <... symlink resumed>) = 0 [pid 309] close(4 [pid 308] getdents64(4 [pid 307] <... openat resumed>) = 4 [pid 309] <... close resumed>) = 0 [pid 319] <... unlinkat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] rmdir("./2/config" [pid 320] write(1, "executing program\n", 18 [pid 307] fstat(4 [pid 308] getdents64(4 [pid 319] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 320] <... write resumed>) = 18 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 executing program [pid 308] close(4 [pid 309] close(3 [pid 307] getdents64(4 [pid 308] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 320] mkdirat(AT_FDCWD, "./config", 0777 [pid 319] exit_group(0 [pid 309] rmdir("./2" [pid 308] rmdir("./1/config" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 319] <... exit_group resumed>) = ? [pid 319] +++ exited with 0 +++ [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 309] mkdir("./3", 0777 [pid 308] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] close(3 [pid 307] <... close resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... close resumed>) = 0 [pid 307] rmdir("./0/config" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] rmdir("./1" [pid 320] <... mkdirat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 320] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 320] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 320] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 320] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 321 attached [pid 308] mkdir("./2", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 321 [pid 320] <... mkdirat resumed>) = 0 [pid 320] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... mkdir resumed>) = 0 [pid 307] close(3 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... close resumed>) = 0 [pid 320] <... symlinkat resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] rmdir("./0" [pid 321] set_robust_list(0x55558b467760, 24 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 320] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 321] <... set_robust_list resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 320] <... unlinkat resumed>) = 0 [pid 307] mkdir("./1", 0777 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 320] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 320] exit_group(0) = ? [pid 306] <... openat resumed>) = 3 [pid 320] +++ exited with 0 +++ [pid 307] <... mkdir resumed>) = 0 [pid 306] fstat(3 [pid 321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 321] chdir("./3") = 0 [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 321] setpgid(0, 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 322 [pid 321] <... setpgid resumed>) = 0 [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] getdents64(3 [pid 321] <... openat resumed>) = 3 [pid 321] write(3, "1000", 4) = 4 [pid 321] close(3) = 0 [pid 321] symlink("/dev/binderfs", "./binderfs") = 0 [pid 321] write(1, "executing program\n", 18) = 18 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 executing program [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 321] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 321] <... mkdirat resumed>) = 0 [pid 321] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 323 [pid 321] <... mount resumed>) = 0 [pid 321] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 321] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 321] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 323 attached ci2-android-5-15/strace-static-x86_64: Process 322 attached [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] newfstatat(AT_FDCWD, "./1/binderfs" [pid 305] <... restart_syscall resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 323] set_robust_list(0x55558b467760, 24 [pid 322] set_robust_list(0x55558b467760, 24 [pid 306] unlink("./1/binderfs" [pid 323] <... set_robust_list resumed>) = 0 [pid 322] <... set_robust_list resumed>) = 0 [pid 321] <... mkdirat resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 321] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./1/binderfs") = 0 [pid 305] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 305] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./1/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./1/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./1/config" [pid 306] <... umount2 resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./1") = 0 [pid 305] mkdir("./2", 0777 [pid 306] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] newfstatat(AT_FDCWD, "./1/config" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 321] <... symlinkat resumed>) = 0 [pid 306] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 324 [pid 306] openat(AT_FDCWD, "./1/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 323] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 323] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] close(4 [pid 323] chdir("./1" [pid 306] <... close resumed>) = 0 [pid 323] <... chdir resumed>) = 0 [pid 306] rmdir("./1/config" [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 323] setpgid(0, 0) = 0 [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... rmdir resumed>) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./1" [pid 323] <... openat resumed>) = 3 [pid 323] write(3, "1000", 4 [pid 322] rt_sigprocmask(SIG_SETMASK, [] [pid 323] <... write resumed>) = 4 [pid 306] <... rmdir resumed>) = 0 [pid 323] close(3 [pid 306] mkdir("./2", 0777 [pid 323] <... close resumed>) = 0 [pid 323] symlink("/dev/binderfs", "./binderfs" [pid 322] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 323] <... symlink resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 322] chdir("./2" [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 322] <... chdir resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 322] setpgid(0, 0) = 0 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 323] write(1, "executing program\n", 18) = 18 [pid 322] <... openat resumed>) = 3 executing program [pid 323] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 321] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 325 ci2-android-5-15/strace-static-x86_64: Process 324 attached [pid 322] write(3, "1000", 4) = 4 [pid 322] close(3) = 0 [pid 322] symlink("/dev/binderfs", "./binderfs") = 0 [pid 322] write(1, "executing program\n", 18) = 18 executing program [pid 322] mkdirat(AT_FDCWD, "./config", 0777 [pid 323] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 322] <... mkdirat resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 323] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 323] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 323] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 323] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 323] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 322] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 323] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 321] <... unlinkat resumed>) = 0 [pid 322] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 323] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 321] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 322] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 25.041257][ T319] Mass Storage Function, version: 2009/09/11 [ 25.047544][ T319] LUN: removable file: (no medium) [ 25.060236][ T320] Mass Storage Function, version: 2009/09/11 [ 25.066300][ T320] LUN: removable file: (no medium) [ 25.078246][ T321] Mass Storage Function, version: 2009/09/11 [ 25.084959][ T321] LUN: removable file: (no medium) [pid 322] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 324] set_robust_list(0x55558b467760, 24) = 0 [pid 323] exit_group(0) = ? [pid 324] rt_sigprocmask(SIG_SETMASK, [] [pid 323] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 325 attached [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 325] set_robust_list(0x55558b467760, 24 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 325] <... set_robust_list resumed>) = 0 [pid 325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 325] chdir("./2") = 0 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 325] setpgid(0, 0) = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 325] write(3, "1000", 4) = 4 [pid 325] close(3) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 325] symlink("/dev/binderfs", "./binderfs" [pid 307] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 325] <... symlink resumed>) = 0 [pid 324] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 325] write(1, "executing program\n", 18 [pid 324] chdir("./2" [pid 307] <... openat resumed>) = 3 [pid 322] <... mkdirat resumed>) = 0 [pid 307] fstat(3 [pid 322] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 322] <... symlinkat resumed>) = 0 [pid 307] getdents64(3 [pid 322] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 322] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 324] <... chdir resumed>) = 0 [pid 322] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 325] <... write resumed>) = 18 [pid 324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 322] exit_group(0 [pid 307] newfstatat(AT_FDCWD, "./1/binderfs" [pid 322] <... exit_group resumed>) = ? [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 324] <... prctl resumed>) = 0 executing program [pid 325] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] unlink("./1/binderfs" [pid 324] setpgid(0, 0 [pid 322] +++ exited with 0 +++ [pid 307] <... unlink resumed>) = 0 [pid 325] <... mkdirat resumed>) = 0 [pid 324] <... setpgid resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 321] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... umount2 resumed>) = 0 [pid 321] exit_group(0 [pid 307] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 324] <... openat resumed>) = 3 [pid 324] write(3, "1000", 4 [pid 321] <... exit_group resumed>) = ? [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 325] mount(NULL, "./config", "configfs", 0, NULL [pid 324] <... write resumed>) = 4 [pid 321] +++ exited with 0 +++ [pid 307] newfstatat(AT_FDCWD, "./1/config" [pid 324] close(3 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 324] <... close resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=321, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 325] <... mount resumed>) = 0 [pid 324] symlink("/dev/binderfs", "./binderfs" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] umount2("./1/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./1/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 308] <... restart_syscall resumed>) = 0 [pid 308] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] fstat(4 [pid 309] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 325] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 324] <... symlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(4 [pid 325] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 324] write(1, "executing program\n", 18 [pid 309] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 325] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 324] <... write resumed>) = 18 [pid 308] <... openat resumed>) = 3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 325] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 307] getdents64(4 [pid 325] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 324] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] fstat(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 307] close(4 executing program [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... close resumed>) = 0 [pid 324] <... mkdirat resumed>) = 0 [pid 324] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 324] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 324] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 324] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./1/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./3/binderfs") = 0 [pid 309] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./2/binderfs") = 0 [pid 308] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 325] <... mkdirat resumed>) = 0 [pid 309] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 325] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./3/config" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 325] <... symlinkat resumed>) = 0 [pid 324] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] close(3 [pid 325] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 324] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./2/config" [pid 325] <... unlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] openat(AT_FDCWD, "./3/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rmdir("./1" [pid 308] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 4 [pid 325] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] fstat(4 [pid 307] <... rmdir resumed>) = 0 [pid 324] <... symlinkat resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] mkdir("./2", 0777 [pid 309] getdents64(4 [pid 308] openat(AT_FDCWD, "./2/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 325] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 325] exit_group(0 [pid 307] <... mkdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 324] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] getdents64(4 [pid 308] <... openat resumed>) = 4 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] fstat(4 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 324] <... unlinkat resumed>) = 0 [pid 309] close(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 324] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 325] <... exit_group resumed>) = ? ci2-android-5-15/strace-static-x86_64: Process 326 attached [pid 325] +++ exited with 0 +++ [pid 324] <... rmdir resumed>) = 0 [pid 309] rmdir("./3/config" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... rmdir resumed>) = 0 [pid 308] getdents64(4 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 326 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] getdents64(3 [pid 326] set_robust_list(0x55558b467760, 24 [pid 324] exit_group(0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 324] <... exit_group resumed>) = ? [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 326] <... set_robust_list resumed>) = 0 [pid 324] +++ exited with 0 +++ [pid 309] close(3 [pid 308] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] rmdir("./2/config" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] rmdir("./3" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 305] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] fstat(3 [pid 309] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] mkdir("./4", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./2/binderfs" [pid 309] <... mkdir resumed>) = 0 [pid 308] close(3 [pid 305] <... unlink resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 326] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 326] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] rmdir("./2" [pid 305] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./2/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./2/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 327 [pid 308] <... rmdir resumed>) = 0 [pid 305] rmdir("./2/config" [pid 326] chdir("./2" [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] mkdir("./3", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./2" [pid 326] <... chdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] mkdir("./3", 0777 [pid 326] <... prctl resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 326] setpgid(0, 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 326] <... setpgid resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 329 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 328 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 327 attached [pid 327] set_robust_list(0x55558b467760, 24 [pid 326] <... openat resumed>) = 3 [pid 327] <... set_robust_list resumed>) = 0 [pid 326] write(3, "1000", 4 [pid 306] <... restart_syscall resumed>) = 0 [pid 327] rt_sigprocmask(SIG_SETMASK, [] [pid 326] <... write resumed>) = 4 [pid 327] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 327] chdir("./4") = 0 [pid 326] close(3 [pid 306] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 326] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 327] <... prctl resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 326] symlink("/dev/binderfs", "./binderfs" [pid 306] fstat(3 [pid 327] setpgid(0, 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 327] <... setpgid resumed>) = 0 [pid 306] getdents64(3 [pid 327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 327] <... openat resumed>) = 3 [pid 326] <... symlink resumed>) = 0 [pid 306] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 327] write(3, "1000", 4 [pid 326] write(1, "executing program\n", 18 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./2/binderfs" [pid 326] <... write resumed>) = 18 [pid 327] <... write resumed>) = 4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 327] close(3 [pid 326] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] unlink("./2/binderfs" [pid 327] <... close resumed>) = 0 [pid 327] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... unlink resumed>) = 0 [pid 327] write(1, "executing program\n", 18 [pid 306] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 327] <... write resumed>) = 18 [pid 327] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... umount2 resumed>) = 0 executing program executing program [pid 326] <... mkdirat resumed>) = 0 [pid 306] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 327] <... mkdirat resumed>) = 0 [pid 326] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 327] mount(NULL, "./config", "configfs", 0, NULL [pid 306] newfstatat(AT_FDCWD, "./2/config"ci2-android-5-15/strace-static-x86_64: Process 329 attached ci2-android-5-15/strace-static-x86_64: Process 328 attached [pid 326] <... mount resumed>) = 0 [pid 327] <... mount resumed>) = 0 [pid 326] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 327] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 326] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 327] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 326] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 327] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 327] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 326] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] openat(AT_FDCWD, "./2/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 327] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 326] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... openat resumed>) = 4 [pid 329] set_robust_list(0x55558b467760, 24 [pid 328] set_robust_list(0x55558b467760, 24 [pid 306] fstat(4 [pid 329] <... set_robust_list resumed>) = 0 [pid 328] <... set_robust_list resumed>) = 0 [pid 329] rt_sigprocmask(SIG_SETMASK, [] [pid 328] rt_sigprocmask(SIG_SETMASK, [] [pid 329] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 328] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 329] chdir("./3" [pid 328] chdir("./3" [pid 329] <... chdir resumed>) = 0 [pid 328] <... chdir resumed>) = 0 [ 25.102802][ T322] Mass Storage Function, version: 2009/09/11 [ 25.112005][ T322] LUN: removable file: (no medium) [ 25.123210][ T325] Mass Storage Function, version: 2009/09/11 [ 25.129793][ T325] LUN: removable file: (no medium) [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 329] <... prctl resumed>) = 0 [pid 328] <... prctl resumed>) = 0 [pid 329] setpgid(0, 0 [pid 328] setpgid(0, 0 [pid 329] <... setpgid resumed>) = 0 [pid 328] <... setpgid resumed>) = 0 [pid 329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 329] <... openat resumed>) = 3 [pid 328] <... openat resumed>) = 3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 329] write(3, "1000", 4 [pid 328] write(3, "1000", 4 [pid 329] <... write resumed>) = 4 [pid 328] <... write resumed>) = 4 [pid 329] close(3 [pid 328] close(3 [pid 329] <... close resumed>) = 0 [pid 328] <... close resumed>) = 0 [pid 329] symlink("/dev/binderfs", "./binderfs" [pid 328] symlink("/dev/binderfs", "./binderfs" [pid 329] <... symlink resumed>) = 0 [pid 328] <... symlink resumed>) = 0 [pid 306] getdents64(4 [pid 329] write(1, "executing program\n", 18 [pid 328] write(1, "executing program\n", 18 [pid 327] <... mkdirat resumed>) = 0 [pid 326] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 329] <... write resumed>) = 18 [pid 328] <... write resumed>) = 18 executing program executing program [pid 327] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 326] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 329] mkdirat(AT_FDCWD, "./config", 0777 [pid 328] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 326] <... symlinkat resumed>) = 0 [pid 306] getdents64(4 [pid 329] <... mkdirat resumed>) = 0 [pid 328] mount(NULL, "./config", "configfs", 0, NULL [pid 327] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 326] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 328] <... mount resumed>) = 0 [pid 328] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 328] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 328] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 326] <... unlinkat resumed>) = 0 [pid 306] close(4 [pid 329] mount(NULL, "./config", "configfs", 0, NULL [pid 328] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 327] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 326] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... close resumed>) = 0 [pid 329] <... mount resumed>) = 0 [pid 328] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 329] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 328] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 326] <... rmdir resumed>) = 0 [pid 306] rmdir("./2/config" [pid 329] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 328] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 327] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 328] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 326] exit_group(0 [pid 328] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 328] exit_group(0 [pid 306] <... rmdir resumed>) = 0 [pid 329] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 328] <... exit_group resumed>) = ? [pid 327] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 326] <... exit_group resumed>) = ? [pid 306] getdents64(3 [pid 329] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 328] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 327] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 327] exit_group(0 [pid 326] +++ exited with 0 +++ [pid 327] <... exit_group resumed>) = ? [pid 329] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 327] +++ exited with 0 +++ [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] close(3) = 0 [pid 306] rmdir("./2" [pid 305] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./3", 0777) = 0 [pid 305] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3 [pid 309] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 330 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(3 [pid 309] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 ci2-android-5-15/strace-static-x86_64: Process 330 attached [pid 329] <... mkdirat resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 305] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 330] set_robust_list(0x55558b467760, 24 [pid 329] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] fstat(3 [pid 307] fstat(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 330] <... set_robust_list resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] newfstatat(AT_FDCWD, "./3/binderfs" [pid 330] rt_sigprocmask(SIG_SETMASK, [] [pid 329] <... symlinkat resumed>) = 0 [pid 309] getdents64(3 [pid 307] getdents64(3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] unlink("./3/binderfs" [pid 309] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... unlink resumed>) = 0 [pid 330] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 329] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./4/binderfs" [pid 307] newfstatat(AT_FDCWD, "./2/binderfs" [pid 330] chdir("./3" [pid 305] <... umount2 resumed>) = 0 [pid 329] <... unlinkat resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] unlink("./4/binderfs" [pid 307] unlink("./2/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 330] <... chdir resumed>) = 0 [pid 329] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./3/config" [pid 309] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 305] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] openat(AT_FDCWD, "./3/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] newfstatat(AT_FDCWD, "./4/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... openat resumed>) = 4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./2/config" [pid 305] fstat(4 [pid 309] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./2/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 309] openat(AT_FDCWD, "./4/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./2/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] getdents64(4 [pid 309] fstat(4 [pid 307] <... openat resumed>) = 4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(4 [pid 305] close(4 [pid 309] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... close resumed>) = 0 [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 305] rmdir("./3/config" [pid 330] <... prctl resumed>) = 0 [pid 329] <... rmdir resumed>) = 0 [pid 309] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... rmdir resumed>) = 0 [pid 330] setpgid(0, 0 [pid 329] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 305] getdents64(3 [pid 330] <... setpgid resumed>) = 0 [pid 329] <... exit_group resumed>) = ? [pid 309] close(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... close resumed>) = 0 [pid 307] close(4 [pid 305] close(3 [pid 309] rmdir("./4/config" [pid 307] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 329] +++ exited with 0 +++ [pid 309] <... rmdir resumed>) = 0 [pid 307] rmdir("./2/config" [pid 305] rmdir("./3" [pid 330] <... openat resumed>) = 3 [pid 309] getdents64(3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 307] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 330] write(3, "1000", 4 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] getdents64(3 [pid 305] mkdir("./4", 0777 [pid 330] <... write resumed>) = 4 [pid 309] close(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 330] close(3 [pid 309] <... close resumed>) = 0 [pid 307] close(3 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 330] <... close resumed>) = 0 [pid 309] rmdir("./4" [pid 307] <... close resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 330] symlink("/dev/binderfs", "./binderfs" [pid 309] <... rmdir resumed>) = 0 [pid 307] rmdir("./2" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 330] <... symlink resumed>) = 0 [pid 309] mkdir("./5", 0777 [pid 307] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 331 attached [pid 330] write(1, "executing program\n", 18 [pid 309] <... mkdir resumed>) = 0 executing program [pid 307] mkdir("./3", 0777 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 331 [pid 331] set_robust_list(0x55558b467760, 24 [pid 330] <... write resumed>) = 18 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 330] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 330] <... mkdirat resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 331] <... set_robust_list resumed>) = 0 [pid 330] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 332 [pid 308] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 333 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 330] <... mount resumed>) = 0 [pid 308] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 330] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... openat resumed>) = 3 ci2-android-5-15/strace-static-x86_64: Process 332 attached [pid 330] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] fstat(3 [pid 330] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 330] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 332] set_robust_list(0x55558b467760, 24) = 0 [pid 308] getdents64(3 [pid 330] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 332] chdir("./5") = 0 [pid 332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 332] setpgid(0, 0) = 0 [pid 332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 332] write(3, "1000", 4) = 4 [pid 332] close(3) = 0 [pid 332] symlink("/dev/binderfs", "./binderfs") = 0 [pid 332] write(1, "executing program\n", 18) = 18 [pid 332] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 332] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 332] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) executing program [pid 332] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 332] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 332] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./3/binderfs") = 0 [pid 308] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 308] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./3/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./3/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 331] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [ 25.150409][ T327] Mass Storage Function, version: 2009/09/11 [ 25.156881][ T327] LUN: removable file: (no medium) [ 25.167749][ T329] Mass Storage Function, version: 2009/09/11 [ 25.174188][ T329] LUN: removable file: (no medium) [ 25.193612][ T330] Mass Storage Function, version: 2009/09/11 [pid 308] rmdir("./3/config" [pid 331] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./3") = 0 [pid 308] mkdir("./4", 0777) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 334 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 334 attached [pid 334] set_robust_list(0x55558b467760, 24) = 0 [pid 334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 334] chdir("./4") = 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 334] setpgid(0, 0) = 0 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 334] write(3, "1000", 4) = 4 [pid 334] close(3) = 0 [pid 334] symlink("/dev/binderfs", "./binderfs") = 0 [pid 334] write(1, "executing program\n", 18) = 18 executing program [pid 334] mkdirat(AT_FDCWD, "./config", 0777 [pid 331] chdir("./4" [pid 334] <... mkdirat resumed>) = 0 [pid 334] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 334] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 334] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 331] <... chdir resumed>) = 0 [pid 334] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 334] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 333 attached [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 333] set_robust_list(0x55558b467760, 24) = 0 [pid 331] setpgid(0, 0 [pid 330] <... mkdirat resumed>) = 0 [pid 332] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 332] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 331] <... setpgid resumed>) = 0 [pid 332] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 332] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 332] exit_group(0) = ? [pid 333] rt_sigprocmask(SIG_SETMASK, [] [pid 332] +++ exited with 0 +++ [pid 331] <... openat resumed>) = 3 [pid 330] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 333] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 331] write(3, "1000", 4 [pid 330] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 333] chdir("./3" [pid 331] <... write resumed>) = 4 [pid 330] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 334] <... mkdirat resumed>) = 0 [pid 334] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 334] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 334] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 334] exit_group(0 [pid 309] <... restart_syscall resumed>) = 0 [pid 334] <... exit_group resumed>) = ? [pid 331] close(3 [pid 334] +++ exited with 0 +++ [pid 333] <... chdir resumed>) = 0 [pid 331] <... close resumed>) = 0 [pid 330] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 331] symlink("/dev/binderfs", "./binderfs" [pid 309] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 331] <... symlink resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 331] write(1, "executing program\n", 18 [pid 309] <... openat resumed>) = 3 [pid 331] <... write resumed>) = 18 executing program [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 331] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 331] <... mkdirat resumed>) = 0 [pid 309] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 331] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./5/binderfs" [pid 331] <... mount resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 331] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] unlink("./5/binderfs" [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 330] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 331] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 331] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... restart_syscall resumed>) = 0 [pid 331] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 333] <... prctl resumed>) = 0 [pid 331] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 330] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... umount2 resumed>) = 0 [pid 333] setpgid(0, 0 [pid 330] exit_group(0 [pid 333] <... setpgid resumed>) = 0 [pid 309] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 330] <... exit_group resumed>) = ? [pid 330] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 333] <... openat resumed>) = 3 [pid 309] newfstatat(AT_FDCWD, "./5/config" [pid 333] write(3, "1000", 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 333] <... write resumed>) = 4 [pid 308] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 333] close(3 [pid 331] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 3 [pid 333] <... close resumed>) = 0 [pid 331] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 333] symlink("/dev/binderfs", "./binderfs" [pid 309] openat(AT_FDCWD, "./5/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] fstat(3 [pid 333] <... symlink resumed>) = 0 [pid 331] <... symlinkat resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 333] write(1, "executing program\n", 18 [pid 331] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] fstat(4 [pid 308] getdents64(3 [pid 333] <... write resumed>) = 18 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 333] mkdirat(AT_FDCWD, "./config", 0777 [pid 331] <... unlinkat resumed>) = 0 [pid 309] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 331] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 331] exit_group(0) = ? [pid 333] <... mkdirat resumed>) = 0 [pid 333] mount(NULL, "./config", "configfs", 0, NULL [pid 331] +++ exited with 0 +++ [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 333] <... mount resumed>) = 0 [pid 309] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 333] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 333] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] newfstatat(AT_FDCWD, "./4/binderfs" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] close(4 [pid 333] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 333] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... close resumed>) = 0 [pid 308] unlink("./4/binderfs" [pid 333] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] rmdir("./5/config" [pid 308] <... unlink resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [ 25.202123][ T330] LUN: removable file: (no medium) [ 25.213605][ T334] Mass Storage Function, version: 2009/09/11 [ 25.220124][ T334] LUN: removable file: (no medium) [ 25.231108][ T331] Mass Storage Function, version: 2009/09/11 [ 25.237877][ T331] LUN: removable file: (no medium) [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 309] close(3 [pid 308] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... close resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./4/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rmdir("./5" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 333] <... mkdirat resumed>) = 0 [pid 333] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... rmdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 308] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] mkdir("./6", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 333] <... symlinkat resumed>) = 0 [pid 333] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 333] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... mkdir resumed>) = 0 [pid 306] getdents64(3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] openat(AT_FDCWD, "./4/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... openat resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] fstat(4 [pid 306] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 333] <... rmdir resumed>) = 0 [pid 333] exit_group(0) = ? [pid 333] +++ exited with 0 +++ [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] newfstatat(AT_FDCWD, "./3/binderfs" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 335 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./4/binderfs" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(4 [pid 306] unlink("./3/binderfs" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-15/strace-static-x86_64: Process 335 attached [pid 306] <... unlink resumed>) = 0 [pid 308] close(4 [pid 305] unlink("./4/binderfs" [pid 306] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 335] set_robust_list(0x55558b467760, 24) = 0 [pid 305] <... unlink resumed>) = 0 [pid 308] rmdir("./4/config" [pid 306] <... umount2 resumed>) = 0 [pid 305] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 335] chdir("./6" [pid 308] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 306] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 305] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./3/config" [pid 308] close(3 [pid 305] newfstatat(AT_FDCWD, "./4/config" [pid 308] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rmdir("./4" [pid 306] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 335] <... chdir resumed>) = 0 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 335] setpgid(0, 0) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] mkdir("./5", 0777 [pid 306] openat(AT_FDCWD, "./3/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./4/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 335] write(3, "1000", 4) = 4 [pid 308] <... mkdir resumed>) = 0 [pid 335] close(3 [pid 306] <... openat resumed>) = 4 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] fstat(4 [pid 305] <... openat resumed>) = 4 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 335] <... close resumed>) = 0 [pid 335] symlink("/dev/binderfs", "./binderfs") = 0 [pid 335] write(1, "executing program\n", 18 [pid 305] getdents64(4 [pid 335] <... write resumed>) = 18 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 336 [pid 306] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(4 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 335] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] close(4 [pid 305] close(4 [pid 306] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 306] rmdir("./3/config" [pid 305] rmdir("./4/config" [pid 335] <... mkdirat resumed>) = 0 [pid 335] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... rmdir resumed>) = 0 [pid 335] <... mount resumed>) = 0 [pid 335] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] getdents64(3 [pid 305] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3 [pid 306] close(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 305] close(3 [pid 306] rmdir("./3" [pid 305] <... close resumed>) = 0 [pid 335] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 335] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 335] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 305] rmdir("./4" [pid 306] mkdir("./4", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] mkdir("./5", 0777ci2-android-5-15/strace-static-x86_64: Process 336 attached [pid 336] set_robust_list(0x55558b467760, 24) = 0 [pid 336] rt_sigprocmask(SIG_SETMASK, [] [pid 307] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 336] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 336] chdir("./5") = 0 [pid 336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 336] setpgid(0, 0) = 0 [pid 336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... openat resumed>) = 3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 337 [pid 307] fstat(3 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 336] <... openat resumed>) = 3 [pid 336] write(3, "1000", 4) = 4 [pid 336] close(3) = 0 [pid 336] symlink("/dev/binderfs", "./binderfs" [pid 307] getdents64(3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 338 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./3/binderfs" [pid 336] <... symlink resumed>) = 0 [pid 336] write(1, "executing program\n", 18) = 18 [pid 307] <... unlink resumed>) = 0 [pid 336] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 307] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 307] newfstatat(AT_FDCWD, "./3/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./3/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./3/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 336] <... mkdirat resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 336] mount(NULL, "./config", "configfs", 0, NULL [pid 307] close(4) = 0 [pid 307] rmdir("./3/config" [pid 336] <... mount resumed>) = 0 [pid 336] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 336] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... rmdir resumed>) = 0 [pid 336] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3ci2-android-5-15/strace-static-x86_64: Process 338 attached ci2-android-5-15/strace-static-x86_64: Process 337 attached ) = 0 [pid 336] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] rmdir("./3" [pid 336] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 336] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 336] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 307] <... rmdir resumed>) = 0 [pid 336] exit_group(0) = ? [pid 338] set_robust_list(0x55558b467760, 24 [pid 337] set_robust_list(0x55558b467760, 24 [pid 336] +++ exited with 0 +++ [pid 307] mkdir("./4", 0777 [pid 338] <... set_robust_list resumed>) = 0 [pid 335] <... mkdirat resumed>) = 0 [pid 335] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 335] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 307] <... mkdir resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 335] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 338] rt_sigprocmask(SIG_SETMASK, [] [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 335] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 335] exit_group(0) = ? [pid 338] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 337] <... set_robust_list resumed>) = 0 [pid 335] +++ exited with 0 +++ [pid 308] <... restart_syscall resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 339 attached [pid 339] set_robust_list(0x55558b467760, 24) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 339 [pid 339] rt_sigprocmask(SIG_SETMASK, [] [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 338] chdir("./5" [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 338] <... chdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 337] rt_sigprocmask(SIG_SETMASK, [] [pid 308] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 337] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 338] <... prctl resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 338] setpgid(0, 0 [pid 337] chdir("./4" [pid 339] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 338] <... setpgid resumed>) = 0 [pid 308] getdents64(3 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 337] <... chdir resumed>) = 0 [pid 308] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 338] <... openat resumed>) = 3 [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 338] write(3, "1000", 4 [pid 308] newfstatat(AT_FDCWD, "./5/binderfs" [pid 337] <... prctl resumed>) = 0 [pid 338] <... write resumed>) = 4 [pid 338] close(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 337] setpgid(0, 0 [pid 308] unlink("./5/binderfs" [pid 339] chdir("./4" [pid 338] <... close resumed>) = 0 [pid 339] <... chdir resumed>) = 0 [pid 338] symlink("/dev/binderfs", "./binderfs" [pid 337] <... setpgid resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 338] <... symlink resumed>) = 0 [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 339] <... prctl resumed>) = 0 [pid 338] write(1, "executing program\n", 18 [pid 339] setpgid(0, 0 [pid 338] <... write resumed>) = 18 [pid 339] <... setpgid resumed>) = 0 [pid 338] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... umount2 resumed>) = 0 executing program [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 338] <... mkdirat resumed>) = 0 [pid 337] <... openat resumed>) = 3 [pid 308] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 337] write(3, "1000", 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 339] <... openat resumed>) = 3 [pid 338] mount(NULL, "./config", "configfs", 0, NULL [pid 337] <... write resumed>) = 4 [pid 308] newfstatat(AT_FDCWD, "./5/config" [pid 339] write(3, "1000", 4 [pid 338] <... mount resumed>) = 0 [pid 337] close(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 337] <... close resumed>) = 0 [pid 339] <... write resumed>) = 4 [pid 338] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 339] close(3 [pid 338] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 337] symlink("/dev/binderfs", "./binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 339] <... close resumed>) = 0 [pid 338] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] openat(AT_FDCWD, "./5/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 339] symlink("/dev/binderfs", "./binderfs" [pid 338] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... openat resumed>) = 4 [pid 339] <... symlink resumed>) = 0 [pid 338] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 337] <... symlink resumed>) = 0 [pid 308] fstat(4 [pid 339] write(1, "executing program\n", 18 [pid 337] write(1, "executing program\n", 18 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 337] <... write resumed>) = 18 [pid 308] getdents64(4 [pid 339] <... write resumed>) = 18 [pid 339] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 337] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] close(4 [pid 339] <... mkdirat resumed>) = 0 executing program executing program [pid 337] <... mkdirat resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 308] <... close resumed>) = 0 [pid 337] mount(NULL, "./config", "configfs", 0, NULL [pid 309] fstat(3 [pid 308] rmdir("./5/config" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 339] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 339] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 339] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 337] <... mount resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 337] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(3 [pid 337] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... close resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./6/binderfs" [pid 337] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rmdir("./5" [pid 337] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] unlink("./6/binderfs" [pid 339] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 25.247696][ T333] Mass Storage Function, version: 2009/09/11 [ 25.254256][ T333] LUN: removable file: (no medium) [ 25.268250][ T335] Mass Storage Function, version: 2009/09/11 [ 25.279439][ T335] LUN: removable file: (no medium) [ 25.293688][ T338] Mass Storage Function, version: 2009/09/11 [pid 339] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 337] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... unlink resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 309] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] mkdir("./6", 0777 [pid 339] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 338] <... mkdirat resumed>) = 0 [pid 337] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 339] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 338] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 337] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 339] <... symlinkat resumed>) = 0 [pid 338] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 337] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 339] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 338] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 337] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 339] <... unlinkat resumed>) = 0 [pid 338] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 337] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 339] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 338] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 337] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] newfstatat(AT_FDCWD, "./6/config" [pid 339] <... rmdir resumed>) = 0 [pid 338] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 337] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 339] exit_group(0 [pid 338] exit_group(0 [pid 337] exit_group(0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 339] <... exit_group resumed>) = ? [pid 338] <... exit_group resumed>) = ? [pid 337] <... exit_group resumed>) = ? ci2-android-5-15/strace-static-x86_64: Process 340 attached [pid 339] +++ exited with 0 +++ [pid 338] +++ exited with 0 +++ [pid 337] +++ exited with 0 +++ [pid 309] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 340 [pid 340] set_robust_list(0x55558b467760, 24 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 309] openat(AT_FDCWD, "./6/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... openat resumed>) = 4 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(4 [pid 307] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 307] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4 [pid 307] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] fstat(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 3 [pid 309] close(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 305] fstat(3 [pid 309] rmdir("./6/config" [pid 307] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 340] <... set_robust_list resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 307] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 340] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 340] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./4/binderfs" [pid 305] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(3 [pid 307] newfstatat(AT_FDCWD, "./4/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rmdir("./6" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./4/binderfs" [pid 305] newfstatat(AT_FDCWD, "./5/binderfs" [pid 340] chdir("./6") = 0 [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... rmdir resumed>) = 0 [pid 307] unlink("./4/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 340] <... prctl resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 340] setpgid(0, 0) = 0 [pid 307] <... unlink resumed>) = 0 [pid 305] unlink("./5/binderfs" [pid 306] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] mkdir("./7", 0777 [pid 307] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... unlink resumed>) = 0 [pid 340] <... openat resumed>) = 3 [pid 307] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 340] write(3, "1000", 4) = 4 [pid 340] close(3) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 340] symlink("/dev/binderfs", "./binderfs" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] newfstatat(AT_FDCWD, "./4/config" [pid 306] newfstatat(AT_FDCWD, "./4/config" [pid 305] <... umount2 resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 340] <... symlink resumed>) = 0 [pid 340] write(1, "executing program\n", 18) = 18 executing program [pid 340] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./4/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 340] <... mkdirat resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 341 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./5/config" [pid 340] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] openat(AT_FDCWD, "./4/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] openat(AT_FDCWD, "./4/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 305] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 307] fstat(4 [pid 306] fstat(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./5/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 305] <... openat resumed>) = 4 [pid 340] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] fstat(4 [pid 340] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 340] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 305] getdents64(4 [pid 340] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 340] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 341 attached [pid 307] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... close resumed>) = 0 [pid 306] close(4 [pid 305] getdents64(4 [pid 307] rmdir("./4/config" [pid 306] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 340] <... mkdirat resumed>) = 0 [pid 340] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... rmdir resumed>) = 0 [pid 306] rmdir("./4/config" [pid 307] getdents64(3 [pid 305] close(4 [pid 340] <... symlinkat resumed>) = 0 [pid 340] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 340] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./5/config" [pid 307] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 340] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 305] <... rmdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 307] rmdir("./4" [pid 306] rmdir("./4" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 340] exit_group(0) = ? [pid 307] <... rmdir resumed>) = 0 [pid 305] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 307] mkdir("./5", 0777 [pid 306] mkdir("./5", 0777 [pid 305] rmdir("./5" [pid 340] +++ exited with 0 +++ [pid 307] <... mkdir resumed>) = 0 [pid 341] set_robust_list(0x55558b467760, 24) = 0 [pid 341] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... rmdir resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 341] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 341] chdir("./7") = 0 [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... mkdir resumed>) = 0 [pid 305] mkdir("./6", 0777 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 341] setpgid(0, 0) = 0 [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... mkdir resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 341] <... openat resumed>) = 3 [pid 341] write(3, "1000", 4) = 4 [pid 341] close(3) = 0 [pid 341] symlink("/dev/binderfs", "./binderfs" [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 341] <... symlink resumed>) = 0 [pid 341] write(1, "executing program\n", 18) = 18 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 342 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 343 [pid 341] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 344 executing program [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 341] <... mkdirat resumed>) = 0 [pid 341] mount(NULL, "./config", "configfs", 0, NULL) = 0 ci2-android-5-15/strace-static-x86_64: Process 344 attached [pid 341] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 341] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 341] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 343 attached ci2-android-5-15/strace-static-x86_64: Process 342 attached [pid 344] set_robust_list(0x55558b467760, 24 [pid 308] <... restart_syscall resumed>) = 0 [pid 344] <... set_robust_list resumed>) = 0 [pid 343] set_robust_list(0x55558b467760, 24 [pid 342] set_robust_list(0x55558b467760, 24 [pid 308] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 344] rt_sigprocmask(SIG_SETMASK, [] [pid 308] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 344] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 343] <... set_robust_list resumed>) = 0 [pid 342] <... set_robust_list resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 344] chdir("./6" [pid 343] rt_sigprocmask(SIG_SETMASK, [] [pid 342] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 344] <... chdir resumed>) = 0 [pid 343] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] unlink("./6/binderfs" [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 343] chdir("./5" [pid 342] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 341] <... mkdirat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 344] <... prctl resumed>) = 0 [pid 308] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 344] setpgid(0, 0) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] newfstatat(AT_FDCWD, "./6/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 344] <... openat resumed>) = 3 [pid 308] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 344] write(3, "1000", 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 343] <... chdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./6/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 344] <... write resumed>) = 4 [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 344] close(3 [pid 308] <... openat resumed>) = 4 [pid 343] <... prctl resumed>) = 0 [pid 308] fstat(4 [pid 344] <... close resumed>) = 0 [pid 343] setpgid(0, 0) = 0 [pid 344] symlink("/dev/binderfs", "./binderfs" [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 343] <... openat resumed>) = 3 [pid 308] getdents64(4 [pid 343] write(3, "1000", 4) = 4 [pid 343] close(3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 343] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 343] symlink("/dev/binderfs", "./binderfs" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 344] <... symlink resumed>) = 0 [pid 308] close(4 [pid 344] write(1, "executing program\n", 18 [pid 343] <... symlink resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 343] write(1, "executing program\n", 18) = 18 executing program executing program [pid 308] rmdir("./6/config" [pid 344] <... write resumed>) = 18 [pid 343] mkdirat(AT_FDCWD, "./config", 0777 [pid 344] mkdirat(AT_FDCWD, "./config", 0777 [pid 343] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 343] mount(NULL, "./config", "configfs", 0, NULL [pid 308] getdents64(3 [pid 343] <... mount resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 343] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 308] close(3 [pid 343] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... close resumed>) = 0 [pid 343] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./6" [pid 344] <... mkdirat resumed>) = 0 [pid 343] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 343] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 344] mount(NULL, "./config", "configfs", 0, NULL [pid 343] <... symlinkat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 343] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] mkdir("./7", 0777 [pid 343] <... unlinkat resumed>) = 0 [pid 343] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 342] chdir("./5" [pid 308] <... mkdir resumed>) = 0 [pid 344] <... mount resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 344] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 343] exit_group(0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 341] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [ 25.303344][ T338] LUN: removable file: (no medium) [ 25.320764][ T340] Mass Storage Function, version: 2009/09/11 [ 25.326822][ T340] LUN: removable file: (no medium) [ 25.338701][ T341] Mass Storage Function, version: 2009/09/11 [ 25.345204][ T341] LUN: removable file: (no medium) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 344] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 342] <... chdir resumed>) = 0 [pid 341] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 343] <... exit_group resumed>) = ? [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 344] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 343] +++ exited with 0 +++ [pid 342] <... prctl resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 345 [pid 344] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 344] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 342] setpgid(0, 0) = 0 [pid 341] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 341] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 341] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 342] <... openat resumed>) = 3 [pid 306] <... restart_syscall resumed>) = 0 [pid 342] write(3, "1000", 4 [pid 306] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 342] <... write resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 342] close(3 [pid 306] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 342] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 342] symlink("/dev/binderfs", "./binderfs" [pid 306] fstat(3 [pid 342] <... symlink resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 342] write(1, "executing program\n", 18 executing program [pid 306] getdents64(3 [pid 342] <... write resumed>) = 18 [pid 342] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 342] mount(NULL, "./config", "configfs", 0, NULL [pid 306] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 342] <... mount resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 342] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] newfstatat(AT_FDCWD, "./5/binderfs" [pid 342] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 342] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] unlink("./5/binderfs" [pid 342] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 342] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 345 attached [pid 306] <... unlink resumed>) = 0 [pid 345] set_robust_list(0x55558b467760, 24 [pid 306] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 345] <... set_robust_list resumed>) = 0 [pid 345] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... umount2 resumed>) = 0 [pid 345] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 345] chdir("./7") = 0 [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 345] setpgid(0, 0) = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 345] write(3, "1000", 4) = 4 [pid 345] close(3) = 0 [pid 345] symlink("/dev/binderfs", "./binderfs") = 0 [pid 345] write(1, "executing program\n", 18) = 18 [pid 345] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 345] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 345] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 306] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 345] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./5/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 345] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 345] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] openat(AT_FDCWD, "./5/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 344] <... mkdirat resumed>) = 0 [pid 341] <... rmdir resumed>) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 344] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] close(4) = 0 [pid 306] rmdir("./5/config" [pid 341] exit_group(0) = ? [pid 344] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 341] +++ exited with 0 +++ [pid 306] <... rmdir resumed>) = 0 [pid 344] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] getdents64(3 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 344] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [ 25.359948][ T344] Mass Storage Function, version: 2009/09/11 [ 25.369190][ T344] LUN: removable file: (no medium) [ 25.375889][ T342] Mass Storage Function, version: 2009/09/11 [ 25.384097][ T342] LUN: removable file: (no medium) [ 25.389812][ T345] ------------[ cut here ]------------ [ 25.395298][ T345] refcount_t: addition on 0; use-after-free. [ 25.401456][ T345] WARNING: CPU: 0 PID: 345 at lib/refcount.c:25 refcount_warn_saturate+0x104/0x1a0 [ 25.410803][ T345] Modules linked in: [ 25.414739][ T345] CPU: 0 PID: 345 Comm: syz-executor280 Not tainted syzkaller #0 [ 25.422571][ T345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 25.432668][ T345] RIP: 0010:refcount_warn_saturate+0x104/0x1a0 [ 25.438847][ T345] Code: 04 01 48 c7 c7 80 47 63 85 e8 c8 47 5a 02 0f 0b eb df e8 5f 80 19 ff c6 05 1b ea 95 04 01 48 c7 c7 c0 46 63 85 e8 ac 47 5a 02 <0f> 0b eb c3 e8 43 80 19 ff c6 05 00 ea 95 04 01 48 c7 c7 20 47 63 [ 25.458513][ T345] RSP: 0018:ffffc90000c17c58 EFLAGS: 00010246 [ 25.464623][ T345] RAX: dde133087ed16300 RBX: 0000000000000002 RCX: ffff88810bf013c0 [ 25.472635][ T345] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 25.480985][ T345] RBP: ffffc90000c17c68 R08: ffffc90000c176c7 R09: 1ffff92000182ed8 [ 25.488990][ T345] R10: dffffc0000000000 R11: fffff52000182ed9 R12: ffff888122a69e40 [ 25.497109][ T345] R13: dffffc0000000000 R14: 0000000000000002 R15: 0000000000000000 [ 25.505158][ T345] FS: 000055558b467480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 25.514127][ T345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.520795][ T345] CR2: 00007efd5710bb7c CR3: 0000000122a2c000 CR4: 00000000003506b0 [ 25.528806][ T345] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.536843][ T345] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.544876][ T345] Call Trace: [ 25.548175][ T345] [ 25.551132][ T345] config_item_get+0x8c/0x90 [ 25.555750][ T345] configfs_symlink+0x44f/0x1330 [ 25.560712][ T345] ? selinux_determine_inode_label+0x3e0/0x3e0 [ 25.566882][ T345] ? from_kgid+0x14f/0x6a0 [ 25.571320][ T345] ? make_kgid+0x650/0x650 [ 25.575807][ T345] ? detach_groups+0x2e0/0x2e0 [ 25.581050][ T345] ? selinux_inode_symlink+0x22/0x30 [ 25.586366][ T345] ? security_inode_symlink+0xba/0x100 [ 25.591860][ T345] vfs_symlink+0x29e/0x470 [ 25.596655][ T345] do_symlinkat+0x24a/0x5d0 [ 25.601210][ T345] __x64_sys_symlinkat+0x99/0xb0 [ 25.606175][ T345] x64_sys_call+0x74b/0x9a0 [ 25.610712][ T345] do_syscall_64+0x4c/0xa0 [ 25.615163][ T345] ? clear_bhb_loop+0x50/0xa0 [ 25.619890][ T345] ? clear_bhb_loop+0x50/0xa0 [ 25.624620][ T345] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 25.630547][ T345] RIP: 0033:0x7efd570a5429 [ 25.634981][ T345] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [pid 344] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... close resumed>) = 0 [pid 345] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 25.654617][ T345] RSP: 002b:00007ffebd69a858 EFLAGS: 00000246 ORIG_RAX: 000000000000010a [ 25.663076][ T345] RAX: ffffffffffffffda RBX: 00000000000062ce RCX: 00007efd570a5429 [ 25.671280][ T345] RDX: 0000200000000300 RSI: 00000000ffffff9c RDI: 0000200000000200 [ 25.679276][ T345] RBP: 0000000000000000 R08: 00007ffebd69a88c R09: 00007ffebd69a88c [ 25.687346][ T345] R10: 00007ffebd69a88c R11: 0000000000000246 R12: 00007ffebd69a88c [ 25.695345][ T345] R13: 00007ffebd69a8c0 R14: 00007ffebd69a8a0 R15: 0000000000000007 [ 25.703514][ T345] [ 25.706558][ T345] ---[ end trace 3a037ca40251f3d6 ]--- [ 25.712585][ T345] ================================================================== [ 25.720731][ T345] BUG: KASAN: use-after-free in config_item_put+0x33/0x210 [ 25.727955][ T345] Write of size 4 at addr ffff88810b331c24 by task syz-executor280/345 [ 25.736218][ T345] [ 25.738578][ T345] CPU: 0 PID: 345 Comm: syz-executor280 Tainted: G W syzkaller #0 [ 25.747890][ T345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 25.757978][ T345] Call Trace: [ 25.761395][ T345] [ 25.764346][ T345] __dump_stack+0x21/0x30 [ 25.768696][ T345] dump_stack_lvl+0x110/0x170 [ 25.773387][ T345] ? show_regs_print_info+0x20/0x20 [ 25.778606][ T345] ? load_image+0x3f0/0x3f0 [ 25.784265][ T345] print_address_description+0x7f/0x2c0 [ 25.789830][ T345] ? config_item_put+0x33/0x210 [ 25.794701][ T345] kasan_report+0x10f/0x150 [ 25.799231][ T345] ? config_item_put+0x33/0x210 [ 25.804109][ T345] kasan_check_range+0x249/0x2a0 [ 25.809079][ T345] __kasan_check_write+0x14/0x20 [ 25.814032][ T345] config_item_put+0x33/0x210 [ 25.818735][ T345] configfs_symlink+0x4a6/0x1330 [ 25.823683][ T345] ? selinux_determine_inode_label+0x3e0/0x3e0 [ 25.829856][ T345] ? from_kgid+0x14f/0x6a0 [ 25.834325][ T345] ? make_kgid+0x650/0x650 [ 25.838972][ T345] ? detach_groups+0x2e0/0x2e0 [ 25.843760][ T345] ? selinux_inode_symlink+0x22/0x30 [ 25.849062][ T345] ? security_inode_symlink+0xba/0x100 [ 25.854542][ T345] vfs_symlink+0x29e/0x470 [ 25.858978][ T345] do_symlinkat+0x24a/0x5d0 [ 25.863502][ T345] __x64_sys_symlinkat+0x99/0xb0 [ 25.868457][ T345] x64_sys_call+0x74b/0x9a0 [ 25.872976][ T345] do_syscall_64+0x4c/0xa0 [ 25.877405][ T345] ? clear_bhb_loop+0x50/0xa0 [ 25.882131][ T345] ? clear_bhb_loop+0x50/0xa0 [ 25.886827][ T345] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 25.892733][ T345] RIP: 0033:0x7efd570a5429 [ 25.897165][ T345] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [ 25.916792][ T345] RSP: 002b:00007ffebd69a858 EFLAGS: 00000246 ORIG_RAX: 000000000000010a [ 25.925224][ T345] RAX: ffffffffffffffda RBX: 00000000000062ce RCX: 00007efd570a5429 [ 25.933216][ T345] RDX: 0000200000000300 RSI: 00000000ffffff9c RDI: 0000200000000200 [ 25.941206][ T345] RBP: 0000000000000000 R08: 00007ffebd69a88c R09: 00007ffebd69a88c [ 25.949192][ T345] R10: 00007ffebd69a88c R11: 0000000000000246 R12: 00007ffebd69a88c [ 25.957177][ T345] R13: 00007ffebd69a8c0 R14: 00007ffebd69a8a0 R15: 0000000000000007 [ 25.965168][ T345] [ 25.968202][ T345] [ 25.970534][ T345] Allocated by task 342: [ 25.974783][ T345] __kasan_kmalloc+0xd4/0x100 [ 25.979477][ T345] kmem_cache_alloc_trace+0x119/0x270 [ 25.984866][ T345] fsg_alloc_inst+0x61/0x5a0 [ 25.989476][ T345] usb_get_function_instance+0xe2/0x2f0 [ 25.995038][ T345] function_make+0x118/0x350 [ 25.999647][ T345] configfs_mkdir+0x50a/0x9c0 [ 26.004335][ T345] vfs_mkdir+0x38b/0x590 [ 26.008592][ T345] do_mkdirat+0x174/0x4d0 [ 26.012937][ T345] __x64_sys_mkdirat+0x89/0xa0 [ 26.018332][ T345] x64_sys_call+0x37e/0x9a0 [ 26.022863][ T345] do_syscall_64+0x4c/0xa0 [ 26.027302][ T345] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 26.033224][ T345] [ 26.035570][ T345] Freed by task 344: [ 26.039474][ T345] kasan_set_track+0x4a/0x70 [ 26.044079][ T345] kasan_set_free_info+0x23/0x40 [ 26.049140][ T345] ____kasan_slab_free+0x125/0x160 [ 26.054269][ T345] __kasan_slab_free+0x11/0x20 [ 26.059072][ T345] slab_free_freelist_hook+0xc2/0x190 [ 26.064471][ T345] kfree+0xc4/0x270 [ 26.068293][ T345] fsg_free_inst+0x33c/0x420 [ 26.072896][ T345] usb_put_function_instance+0x85/0xa0 [ 26.078377][ T345] fsg_attr_release+0x15/0x20 [ 26.083436][ T345] config_item_put+0x158/0x210 [ 26.088330][ T345] configfs_rmdir+0x89f/0x960 [ 26.093043][ T345] vfs_rmdir+0x1ae/0x450 [ 26.097317][ T345] do_rmdir+0x261/0x6b0 [ 26.101603][ T345] __x64_sys_rmdir+0x49/0x50 [ 26.106345][ T345] x64_sys_call+0x25f/0x9a0 [ 26.110878][ T345] do_syscall_64+0x4c/0xa0 [ 26.115424][ T345] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 26.121392][ T345] [ 26.123734][ T345] The buggy address belongs to the object at ffff88810b331c00 [ 26.123734][ T345] which belongs to the cache kmalloc-512 of size 512 [ 26.137807][ T345] The buggy address is located 36 bytes inside of [ 26.137807][ T345] 512-byte region [ffff88810b331c00, ffff88810b331e00) [ 26.151168][ T345] The buggy address belongs to the page: [ 26.156836][ T345] page:ffffea00042ccc00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10b330 [ 26.167102][ T345] head:ffffea00042ccc00 order:2 compound_mapcount:0 compound_pincount:0 [ 26.175556][ T345] flags: 0x4000000000010200(slab|head|zone=1) [ 26.181823][ T345] raw: 4000000000010200 ffffea00042cbe00 0000000200000002 ffff888100042f00 [ 26.190441][ T345] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 26.199078][ T345] page dumped because: kasan: bad access detected [ 26.205502][ T345] page_owner tracks the page as allocated [ 26.211250][ T345] page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, ts 3038931514, free_ts 2915566835 [ 26.230058][ T345] post_alloc_hook+0x192/0x1b0 [ 26.234856][ T345] prep_new_page+0x1c/0x110 [ 26.239388][ T345] get_page_from_freelist+0x2c3a/0x2cd0 [ 26.245082][ T345] __alloc_pages+0x1a2/0x460 [ 26.249710][ T345] new_slab+0xa0/0x4d0 [ 26.253807][ T345] ___slab_alloc+0x3ac/0x840 [ 26.258441][ T345] __slab_alloc+0x49/0x90 [ 26.262797][ T345] kmem_cache_alloc_trace+0x146/0x270 [ 26.268192][ T345] dev_pm_qos_constraints_allocate+0x53/0x3f0 [ 26.274287][ T345] __dev_pm_qos_add_request+0x132/0x3e0 [ 26.279870][ T345] dev_pm_qos_add_request+0x37/0x50 [ 26.285090][ T345] usb_hub_create_port_device+0x459/0xad0 [ 26.290830][ T345] hub_probe+0x1f7d/0x2ad0 [ 26.295260][ T345] usb_probe_interface+0x60f/0xb20 [ 26.300387][ T345] really_probe+0x27d/0x970 [ 26.304901][ T345] __driver_probe_device+0x193/0x270 [ 26.310192][ T345] page last free stack trace: [ 26.314879][ T345] free_unref_page_prepare+0x5fa/0x600 [ 26.320370][ T345] free_unref_page+0xae/0x540 [ 26.325063][ T345] __free_pages+0x6c/0x100 [ 26.329506][ T345] free_pages+0x82/0x90 [ 26.333687][ T345] __stack_depot_save+0x453/0x480 [ 26.338723][ T345] kasan_set_track+0x5b/0x70 [ 26.343318][ T345] kasan_set_free_info+0x23/0x40 [ 26.348276][ T345] ____kasan_slab_free+0x125/0x160 [ 26.353537][ T345] __kasan_slab_free+0x11/0x20 [ 26.358353][ T345] slab_free_freelist_hook+0xc2/0x190 [ 26.363757][ T345] kfree+0xc4/0x270 [ 26.367725][ T345] kobject_uevent_env+0x343/0x700 [ 26.372805][ T345] kobject_uevent+0x1d/0x30 [ 26.377335][ T345] driver_register+0x3ef/0x440 [ 26.382114][ T345] usb_register_driver+0x1f7/0x3e0 [ 26.387240][ T345] wdm_driver_init+0x1e/0x20 [ 26.391850][ T345] [ 26.394182][ T345] Memory state around the buggy address: [ 26.399821][ T345] ffff88810b331b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [pid 345] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] rmdir("./5" [ 26.407902][ T345] ffff88810b331b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 26.416089][ T345] >ffff88810b331c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 26.424173][ T345] ^ [ 26.429317][ T345] ffff88810b331c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 26.437410][ T345] ffff88810b331d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 26.445578][ T345] ================================================================== [ 26.453672][ T345] Disabling lock debugging due to kernel taint [pid 342] <... mkdirat resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 342] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./6", 0777) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 346 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 344] <... rmdir resumed>) = 0 [pid 344] exit_group(0) = ? [pid 344] +++ exited with 0 +++ [pid 309] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=0, si_stime=32 /* 0.32 s */} --- [pid 309] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 346 attached [pid 309] fstat(3 [pid 305] <... openat resumed>) = 3 [pid 346] set_robust_list(0x55558b467760, 24 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 346] <... set_robust_list resumed>) = 0 [pid 309] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 346] chdir("./6") = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(3 [pid 346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 346] setpgid(0, 0) = 0 [pid 346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 346] write(3, "1000", 4) = 4 [pid 346] close(3) = 0 [pid 346] symlink("/dev/binderfs", "./binderfs") = 0 [pid 346] write(1, "executing program\n", 18) = 18 [pid 346] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 346] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 305] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 346] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 346] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [ 26.464141][ T345] ------------[ cut here ]------------ [ 26.470517][ T345] refcount_t: underflow; use-after-free. [ 26.477522][ T345] WARNING: CPU: 0 PID: 345 at lib/refcount.c:28 refcount_warn_saturate+0x120/0x1a0 [ 26.487546][ T345] Modules linked in: [ 26.492374][ T345] CPU: 0 PID: 345 Comm: syz-executor280 Tainted: G B W syzkaller #0 [ 26.502011][ T345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [pid 346] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 346] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] newfstatat(AT_FDCWD, "./7/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./6/binderfs" [pid 346] <... mkdirat resumed>) = 0 [pid 346] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] unlink("./7/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... unlink resumed>) = 0 [pid 305] unlink("./6/binderfs" [pid 309] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 26.506540][ T346] Mass Storage Function, version: 2009/09/11 [ 26.512687][ T345] RIP: 0010:refcount_warn_saturate+0x120/0x1a0 [ 26.521694][ T346] LUN: removable file: (no medium) [ 26.525120][ T345] Code: 04 01 48 c7 c7 c0 46 63 85 e8 ac 47 5a 02 0f 0b eb c3 e8 43 80 19 ff c6 05 00 ea 95 04 01 48 c7 c7 20 47 63 85 e8 90 47 5a 02 <0f> 0b eb a7 e8 27 80 19 ff c6 05 e1 e9 95 04 01 48 c7 c7 60 46 63 [ 26.549436][ T345] RSP: 0018:ffffc90000c17c38 EFLAGS: 00010246 [ 26.555757][ T345] RAX: dde133087ed16300 RBX: 0000000000000003 RCX: ffff88810bf013c0 [pid 309] newfstatat(AT_FDCWD, "./7/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./7/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./6/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./6/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./6/config") = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./6") = 0 [pid 309] getdents64(4 [pid 305] mkdir("./7", 0777) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 347 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 347 attached [pid 347] set_robust_list(0x55558b467760, 24 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 347] <... set_robust_list resumed>) = 0 [pid 347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 347] chdir("./7") = 0 [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 347] setpgid(0, 0) = 0 [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 309] getdents64(4 [pid 347] write(3, "1000", 4) = 4 [pid 347] close(3) = 0 [pid 347] symlink("/dev/binderfs", "./binderfs") = 0 [pid 347] write(1, "executing program\n", 18) = 18 executing program [pid 347] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 347] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 347] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 347] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 347] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 347] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... close resumed>) = 0 [ 26.563991][ T345] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 26.572195][ T345] RBP: ffffc90000c17c48 R08: ffff8881f7032f3f R09: 1ffff1103ee065e7 [ 26.580434][ T345] R10: dffffc0000000000 R11: ffffed103ee065e8 R12: 00000000ffffffea [ 26.588545][ T345] R13: dffffc0000000000 R14: 0000000000000003 R15: 00000000c0000000 [ 26.596782][ T345] FS: 000055558b467480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 26.605998][ T345] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [pid 309] rmdir("./7/config") = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./7") = 0 [pid 309] mkdir("./8", 0777) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 348 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 348 attached [pid 348] set_robust_list(0x55558b467760, 24) = 0 [pid 348] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 348] chdir("./8") = 0 [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 348] setpgid(0, 0) = 0 [pid 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 348] write(3, "1000", 4) = 4 [pid 348] close(3) = 0 [pid 348] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 348] write(1, "executing program\n", 18) = 18 [pid 348] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 348] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 348] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 348] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 348] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [ 26.612857][ T345] CR2: 000055558b478858 CR3: 0000000122a2c000 CR4: 00000000003506b0 [ 26.621030][ T345] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.629037][ T345] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.637245][ T345] Call Trace: [ 26.640803][ T345] [ 26.644137][ T345] config_item_put+0x200/0x210 [ 26.649532][ T345] configfs_symlink+0x4a6/0x1330 [ 26.654570][ T345] ? selinux_determine_inode_label+0x3e0/0x3e0 [ 26.660836][ T345] ? from_kgid+0x14f/0x6a0 [ 26.665295][ T345] ? make_kgid+0x650/0x650 [ 26.669851][ T345] ? detach_groups+0x2e0/0x2e0 [ 26.674965][ T345] ? selinux_inode_symlink+0x22/0x30 [ 26.680318][ T345] ? security_inode_symlink+0xba/0x100 [ 26.685809][ T345] vfs_symlink+0x29e/0x470 [ 26.690284][ T345] do_symlinkat+0x24a/0x5d0 [ 26.694833][ T345] __x64_sys_symlinkat+0x99/0xb0 [ 26.699842][ T345] x64_sys_call+0x74b/0x9a0 [ 26.704371][ T345] do_syscall_64+0x4c/0xa0 [ 26.708788][ T345] ? clear_bhb_loop+0x50/0xa0 [ 26.713525][ T345] ? clear_bhb_loop+0x50/0xa0 [ 26.718227][ T345] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 26.724208][ T345] RIP: 0033:0x7efd570a5429 [ 26.728676][ T345] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d8 ff ff ff f7 d8 64 89 01 48 [ 26.748459][ T345] RSP: 002b:00007ffebd69a858 EFLAGS: 00000246 ORIG_RAX: 000000000000010a [ 26.756917][ T345] RAX: ffffffffffffffda RBX: 00000000000062ce RCX: 00007efd570a5429 [pid 348] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 345] <... symlinkat resumed>) = -1 EINVAL (Invalid argument) [pid 345] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 347] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 346] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 342] <... symlinkat resumed>) = 0 [pid 347] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 346] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 347] <... unlinkat resumed>) = 0 [pid 346] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 347] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 346] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 348] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 347] <... rmdir resumed>) = 0 [pid 345] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 342] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 348] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 347] exit_group(0 [pid 346] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 345] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 342] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 348] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 342] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 348] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 347] <... exit_group resumed>) = ? [pid 346] exit_group(0 [pid 342] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 348] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 342] exit_group(0 [pid 346] <... exit_group resumed>) = ? [pid 342] <... exit_group resumed>) = ? [pid 348] exit_group(0 [pid 347] +++ exited with 0 +++ [pid 342] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 346] +++ exited with 0 +++ [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 348] <... exit_group resumed>) = ? [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 345] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 345] exit_group(0) = ? [pid 345] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=62 /* 0.62 s */} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 348] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 308] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(3 [pid 307] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] fstat(3 [pid 305] <... openat resumed>) = 3 [pid 308] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 309] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] unlink("./7/binderfs" [pid 307] getdents64(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... unlink resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = 0 [pid 307] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 308] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./7/config" [pid 306] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... openat resumed>) = 3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(3 [pid 308] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./5/binderfs" [pid 306] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(3 [pid 309] getdents64(3 [pid 308] openat(AT_FDCWD, "./7/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] newfstatat(AT_FDCWD, "./7/binderfs" [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... openat resumed>) = 4 [pid 307] unlink("./5/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 306] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./6/binderfs" [pid 307] <... unlink resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(4 [pid 307] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./6/binderfs" [pid 305] unlink("./7/binderfs" [pid 309] newfstatat(AT_FDCWD, "./8/binderfs" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... umount2 resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 306] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(4 [pid 307] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... unlink resumed>) = 0 [pid 309] unlink("./8/binderfs" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = 0 [pid 305] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... unlink resumed>) = 0 [pid 308] close(4 [pid 306] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./5/config" [pid 305] <... umount2 resumed>) = 0 [pid 308] rmdir("./7/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 306] newfstatat(AT_FDCWD, "./6/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./5/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./7/config" [pid 309] newfstatat(AT_FDCWD, "./8/config" [pid 308] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... close resumed>) = 0 [pid 307] openat(AT_FDCWD, "./5/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./7" [pid 307] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rmdir resumed>) = 0 [pid 307] fstat(4 [pid 306] openat(AT_FDCWD, "./6/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] openat(AT_FDCWD, "./8/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] mkdir("./8", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 308] <... mkdir resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] getdents64(4 [pid 306] fstat(4 [pid 305] openat(AT_FDCWD, "./7/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(4 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 305] fstat(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 349 [pid 307] close(4 [pid 309] getdents64(4 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 305] getdents64(4 [pid 309] close(4 [ 26.764939][ T345] RDX: 0000200000000300 RSI: 00000000ffffff9c RDI: 0000200000000200 [ 26.772970][ T345] RBP: 0000000000000000 R08: 00007ffebd69a88c R09: 00007ffebd69a88c [ 26.781026][ T345] R10: 00007ffebd69a88c R11: 0000000000000246 R12: 00007ffebd69a88c [ 26.789020][ T345] R13: 00007ffebd69a8c0 R14: 00007ffebd69a8a0 R15: 0000000000000007 [ 26.797038][ T345] [ 26.800100][ T345] ---[ end trace 3a037ca40251f3d7 ]--- [pid 307] rmdir("./5/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 ci2-android-5-15/strace-static-x86_64: Process 349 attached [pid 349] set_robust_list(0x55558b467760, 24) = 0 [pid 349] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rmdir resumed>) = 0 [pid 306] close(4 [pid 305] getdents64(4 [pid 309] rmdir("./8/config" [pid 307] getdents64(3 [pid 306] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 349] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 349] chdir("./8") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] rmdir("./6/config" [pid 305] close(4 [pid 309] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 349] setpgid(0, 0) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 309] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./7/config" [pid 309] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] close(3 [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 309] rmdir("./8" [pid 307] rmdir("./5" [pid 306] rmdir("./6" [pid 305] getdents64(3 [pid 349] <... openat resumed>) = 3 [pid 349] write(3, "1000", 4) = 4 [pid 309] <... rmdir resumed>) = 0 [pid 349] close(3) = 0 [pid 349] symlink("/dev/binderfs", "./binderfs" [pid 306] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 349] <... symlink resumed>) = 0 [pid 349] write(1, "executing program\n", 18) = 18 [pid 307] <... rmdir resumed>) = 0 [pid 306] mkdir("./7", 0777 [pid 305] close(3 [pid 309] mkdir("./9", 0777 [pid 307] mkdir("./6", 0777 [pid 349] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... mkdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 349] <... mkdirat resumed>) = 0 [pid 349] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... mkdir resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rmdir("./7" [pid 349] <... mount resumed>) = 0 [pid 349] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 309] <... mkdir resumed>) = 0 [pid 349] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 349] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... rmdir resumed>) = 0 executing program [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] mkdir("./8", 0777ci2-android-5-15/strace-static-x86_64: Process 350 attached [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 350 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-15/strace-static-x86_64: Process 351 attached [pid 350] set_robust_list(0x55558b467760, 24 [pid 349] <... mkdirat resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 352 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 351 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 351] set_robust_list(0x55558b467760, 24) = 0 [pid 351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 351] chdir("./6") = 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 353 [pid 351] setpgid(0, 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 351] <... setpgid resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 350] <... set_robust_list resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 353 attached [pid 351] <... openat resumed>) = 3 [pid 351] write(3, "1000", 4 [pid 350] rt_sigprocmask(SIG_SETMASK, [] [pid 351] <... write resumed>) = 4 [pid 351] close(3) = 0 [pid 351] symlink("/dev/binderfs", "./binderfs" [pid 353] set_robust_list(0x55558b467760, 24 [pid 351] <... symlink resumed>) = 0 [pid 350] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 351] write(1, "executing program\n", 18) = 18 executing program [pid 351] mkdirat(AT_FDCWD, "./config", 0777 [pid 353] <... set_robust_list resumed>) = 0 [pid 351] <... mkdirat resumed>) = 0 [pid 350] chdir("./7"ci2-android-5-15/strace-static-x86_64: Process 352 attached [pid 351] mount(NULL, "./config", "configfs", 0, NULL [pid 352] set_robust_list(0x55558b467760, 24 [pid 351] <... mount resumed>) = 0 [pid 350] <... chdir resumed>) = 0 [pid 352] <... set_robust_list resumed>) = 0 [pid 351] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 353] rt_sigprocmask(SIG_SETMASK, [] [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 352] rt_sigprocmask(SIG_SETMASK, [] [pid 351] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 352] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 351] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 352] chdir("./9" [pid 351] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 352] <... chdir resumed>) = 0 [pid 351] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 351] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 353] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 350] <... prctl resumed>) = 0 [pid 352] <... prctl resumed>) = 0 [pid 351] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 349] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 352] setpgid(0, 0 [pid 351] <... symlinkat resumed>) = 0 [pid 353] chdir("./8" [pid 350] setpgid(0, 0 [pid 349] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 352] <... setpgid resumed>) = 0 [pid 351] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 349] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 353] <... chdir resumed>) = 0 [pid 352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 351] <... unlinkat resumed>) = 0 [pid 350] <... setpgid resumed>) = 0 [pid 349] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 352] <... openat resumed>) = 3 [pid 351] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 349] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 352] write(3, "1000", 4 [pid 351] <... rmdir resumed>) = 0 [pid 349] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 352] <... write resumed>) = 4 [pid 351] exit_group(0 [pid 349] exit_group(0 [pid 353] <... prctl resumed>) = 0 [pid 350] <... openat resumed>) = 3 [pid 352] close(3 [pid 351] <... exit_group resumed>) = ? [pid 349] <... exit_group resumed>) = ? [pid 353] setpgid(0, 0 [pid 352] <... close resumed>) = 0 [pid 351] +++ exited with 0 +++ [pid 350] write(3, "1000", 4 [pid 349] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 353] <... setpgid resumed>) = 0 [pid 350] <... write resumed>) = 4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 350] close(3 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 352] symlink("/dev/binderfs", "./binderfs" [pid 350] <... close resumed>) = 0 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 350] symlink("/dev/binderfs", "./binderfs" [pid 352] <... symlink resumed>) = 0 [pid 350] <... symlink resumed>) = 0 [pid 352] write(1, "executing program\n", 18 [pid 353] <... openat resumed>) = 3 [pid 350] write(1, "executing program\n", 18 [pid 352] <... write resumed>) = 18 executing program executing program [pid 352] mkdirat(AT_FDCWD, "./config", 0777 [pid 353] write(3, "1000", 4 [pid 350] <... write resumed>) = 18 [pid 353] <... write resumed>) = 4 [pid 352] <... mkdirat resumed>) = 0 [pid 350] mkdirat(AT_FDCWD, "./config", 0777 [pid 353] close(3 [pid 352] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 352] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 352] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 350] <... mkdirat resumed>) = 0 [pid 353] <... close resumed>) = 0 [pid 352] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 352] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 353] symlink("/dev/binderfs", "./binderfs" [pid 350] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 353] <... symlink resumed>) = 0 [pid 350] <... mount resumed>) = 0 [pid 350] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 353] write(1, "executing program\n", 18 [pid 350] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 353] <... write resumed>) = 18 [pid 350] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 350] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 350] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 353] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 307] fstat(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 307] getdents64(3 [pid 352] <... mkdirat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 352] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 350] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 353] <... mkdirat resumed>) = 0 [pid 352] <... symlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 353] mount(NULL, "./config", "configfs", 0, NULL [pid 352] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 350] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 352] <... unlinkat resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./8/binderfs" [pid 352] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] newfstatat(AT_FDCWD, "./6/binderfs" [pid 352] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 352] exit_group(0 [pid 350] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] unlink("./8/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 353] <... mount resumed>) = 0 [pid 352] <... exit_group resumed>) = ? [pid 350] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 353] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 352] +++ exited with 0 +++ [pid 308] <... unlink resumed>) = 0 [pid 307] unlink("./6/binderfs" [pid 350] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... unlink resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 353] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 350] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = 0 [pid 307] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 353] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 308] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 353] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 350] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... umount2 resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./8/config" [pid 307] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 350] exit_group(0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 350] <... exit_group resumed>) = ? [pid 308] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./6/config" [pid 350] +++ exited with 0 +++ [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] openat(AT_FDCWD, "./8/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] umount2("./6/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... openat resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] fstat(4 [pid 307] openat(AT_FDCWD, "./6/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... openat resumed>) = 4 [pid 308] getdents64(4 [pid 353] <... mkdirat resumed>) = 0 [pid 353] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 353] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] fstat(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... openat resumed>) = 3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 309] fstat(3 [pid 307] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 353] <... unlinkat resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 353] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] getdents64(3 [pid 308] close(4 [pid 307] getdents64(4 [pid 306] <... openat resumed>) = 3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] close(4 [pid 309] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 306] fstat(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rmdir("./8/config" [pid 307] <... close resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] newfstatat(AT_FDCWD, "./9/binderfs" [pid 353] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] rmdir("./6/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(3 [pid 306] getdents64(3 [pid 353] exit_group(0) = ? [pid 307] <... rmdir resumed>) = 0 [pid 353] +++ exited with 0 +++ [pid 309] unlink("./9/binderfs" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... unlink resumed>) = 0 [pid 308] close(3 [pid 307] getdents64(3 [pid 306] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... umount2 resumed>) = 0 [pid 308] rmdir("./8" [pid 307] close(3 [pid 306] newfstatat(AT_FDCWD, "./7/binderfs" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./6" [pid 306] unlink("./7/binderfs" [pid 309] newfstatat(AT_FDCWD, "./9/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 308] mkdir("./9", 0777 [pid 306] <... unlink resumed>) = 0 [pid 309] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] mkdir("./7", 0777 [pid 306] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... mkdir resumed>) = 0 [pid 309] openat(AT_FDCWD, "./9/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... mkdir resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 309] fstat(4 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] getdents64(4 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] newfstatat(AT_FDCWD, "./7/config" [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] getdents64(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 354 [pid 309] close(4 [pid 306] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... close resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rmdir("./9/config" [pid 306] openat(AT_FDCWD, "./7/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 355 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 355 attached [pid 355] set_robust_list(0x55558b467760, 24 [pid 309] <... rmdir resumed>) = 0 [pid 355] <... set_robust_list resumed>) = 0 [pid 309] getdents64(3 [pid 306] <... openat resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] fstat(4 [pid 309] close(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 309] rmdir("./9" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 355] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 355] chdir("./9" [pid 309] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 309] mkdir("./10", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 355] <... chdir resumed>) = 0 [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 355] setpgid(0, 0) = 0 [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... mkdir resumed>) = 0 [pid 306] close(4 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... close resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rmdir("./7/config" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 355] <... openat resumed>) = 3 [pid 355] write(3, "1000", 4) = 4 [pid 355] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 355] <... close resumed>) = 0 [pid 355] symlink("/dev/binderfs", "./binderfs") = 0 [pid 355] write(1, "executing program\n", 18) = 18 [pid 306] getdents64(3 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 356 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 executing program [ 26.832941][ T349] Mass Storage Function, version: 2009/09/11 [ 26.839410][ T349] LUN: removable file: (no medium) [ 26.854236][ T352] Mass Storage Function, version: 2009/09/11 [ 26.860644][ T352] LUN: removable file: (no medium) [ 26.870306][ T353] Mass Storage Function, version: 2009/09/11 [ 26.876352][ T353] LUN: removable file: (no medium) [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] close(3 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 355] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./7") = 0 [pid 306] mkdir("./8", 0777 [pid 355] <... mkdirat resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 356 attached ci2-android-5-15/strace-static-x86_64: Process 354 attached [pid 355] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... mkdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 355] <... mount resumed>) = 0 [pid 355] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 355] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 356] set_robust_list(0x55558b467760, 24 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 355] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 355] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 356] <... set_robust_list resumed>) = 0 [pid 305] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 356] chdir("./10") = 0 [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 356] setpgid(0, 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 357 [pid 305] <... openat resumed>) = 3 [pid 356] <... setpgid resumed>) = 0 [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 356] write(3, "1000", 4) = 4 [pid 356] close(3) = 0 [pid 356] symlink("/dev/binderfs", "./binderfs") = 0 [pid 356] write(1, "executing program\n", 18) = 18 [pid 356] mkdirat(AT_FDCWD, "./config", 0777) = 0 executing program [pid 354] set_robust_list(0x55558b467760, 24) = 0 [pid 354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] fstat(3 [pid 354] chdir("./7") = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] getdents64(3 [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 354] setpgid(0, 0) = 0 [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 356] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 356] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 354] write(3, "1000", 4) = 4 [pid 354] close(3) = 0 [pid 356] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 354] symlink("/dev/binderfs", "./binderfs") = 0 [pid 356] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 357 attached [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 357] set_robust_list(0x55558b467760, 24 [pid 305] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 357] <... set_robust_list resumed>) = 0 [pid 355] <... mkdirat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 357] rt_sigprocmask(SIG_SETMASK, [] [pid 355] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] newfstatat(AT_FDCWD, "./8/binderfs" [pid 357] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 356] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 356] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 357] chdir("./8" [pid 305] unlink("./8/binderfs" [pid 357] <... chdir resumed>) = 0 [pid 356] <... symlinkat resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 355] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 357] <... prctl resumed>) = 0 [pid 356] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 357] setpgid(0, 0 [pid 355] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... umount2 resumed>) = 0 [pid 357] <... setpgid resumed>) = 0 [pid 305] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] newfstatat(AT_FDCWD, "./8/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./8/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 357] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 4 [pid 355] <... unlinkat resumed>) = 0 [pid 357] write(3, "1000", 4 [pid 305] fstat(4 [pid 357] <... write resumed>) = 4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 357] close(3 [pid 355] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 357] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 357] symlink("/dev/binderfs", "./binderfs" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./8/config" [pid 357] <... symlink resumed>) = 0 [pid 355] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 357] write(1, "executing program\n", 18 [pid 305] getdents64(3 executing program executing program [pid 357] <... write resumed>) = 18 [pid 356] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 355] exit_group(0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 357] mkdirat(AT_FDCWD, "./config", 0777 [pid 356] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 355] <... exit_group resumed>) = ? [pid 354] write(1, "executing program\n", 18 [pid 305] close(3 [pid 356] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 354] <... write resumed>) = 18 [pid 305] <... close resumed>) = 0 [pid 357] <... mkdirat resumed>) = 0 [pid 356] exit_group(0 [pid 354] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] rmdir("./8" [pid 357] mount(NULL, "./config", "configfs", 0, NULL [pid 356] <... exit_group resumed>) = ? [pid 355] +++ exited with 0 +++ [pid 354] <... mkdirat resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 357] <... mount resumed>) = 0 [pid 356] +++ exited with 0 +++ [pid 354] mount(NULL, "./config", "configfs", 0, NULL [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] mkdir("./9", 0777 [pid 357] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 354] <... mount resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... mkdir resumed>) = 0 [pid 357] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 354] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 357] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 354] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 357] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 354] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 357] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 354] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 358 attached [pid 354] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... openat resumed>) = 3 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 358 [pid 358] set_robust_list(0x55558b467760, 24 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] fstat(3 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./9/binderfs" [pid 309] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... openat resumed>) = 3 [pid 308] unlink("./9/binderfs" [pid 358] <... set_robust_list resumed>) = 0 [pid 309] fstat(3 [pid 308] <... unlink resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./9/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./10/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] openat(AT_FDCWD, "./9/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] unlink("./10/binderfs" [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... unlink resumed>) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 309] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 308] rmdir("./9/config" [pid 358] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rmdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(3 [pid 309] newfstatat(AT_FDCWD, "./10/config" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] close(3 [pid 309] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rmdir("./9" [pid 358] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] openat(AT_FDCWD, "./10/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... rmdir resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 308] mkdir("./10", 0777 [pid 358] chdir("./9" [pid 309] fstat(4 [pid 308] <... mkdir resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] getdents64(4 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 358] <... chdir resumed>) = 0 [pid 309] getdents64(4ci2-android-5-15/strace-static-x86_64: Process 359 attached , 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 359 [pid 309] close(4 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... close resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rmdir("./10/config" [pid 359] set_robust_list(0x55558b467760, 24 [pid 358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./10" [pid 359] <... set_robust_list resumed>) = 0 [pid 358] <... prctl resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 309] mkdir("./11", 0777 [pid 359] rt_sigprocmask(SIG_SETMASK, [] [pid 358] setpgid(0, 0 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 359] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 358] <... setpgid resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 360 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 360 attached [pid 359] chdir("./10" [pid 358] <... openat resumed>) = 3 [pid 359] <... chdir resumed>) = 0 [pid 358] write(3, "1000", 4 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 358] <... write resumed>) = 4 [pid 360] set_robust_list(0x55558b467760, 24 [pid 359] <... prctl resumed>) = 0 [pid 358] close(3 [pid 357] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 354] <... mkdirat resumed>) = 0 [pid 358] <... close resumed>) = 0 [pid 357] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 359] setpgid(0, 0 [pid 358] symlink("/dev/binderfs", "./binderfs" [pid 357] <... symlinkat resumed>) = 0 [pid 357] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 359] <... setpgid resumed>) = 0 [pid 358] <... symlink resumed>) = 0 [pid 357] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 354] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 360] <... set_robust_list resumed>) = 0 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 358] write(1, "executing program\n", 18 [pid 357] <... rmdir resumed>) = 0 executing program [pid 360] rt_sigprocmask(SIG_SETMASK, [] [pid 359] <... openat resumed>) = 3 [pid 358] <... write resumed>) = 18 [pid 357] exit_group(0 [pid 354] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 360] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 357] <... exit_group resumed>) = ? [pid 360] chdir("./11" [pid 359] write(3, "1000", 4 [pid 358] mkdirat(AT_FDCWD, "./config", 0777 [pid 357] +++ exited with 0 +++ [pid 354] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 360] <... chdir resumed>) = 0 [pid 354] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 354] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 360] <... prctl resumed>) = 0 [pid 354] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 360] setpgid(0, 0 [pid 359] <... write resumed>) = 4 [pid 358] <... mkdirat resumed>) = 0 [pid 354] exit_group(0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=357, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 359] close(3 [pid 358] mount(NULL, "./config", "configfs", 0, NULL [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 360] <... setpgid resumed>) = 0 [pid 354] <... exit_group resumed>) = ? [pid 358] <... mount resumed>) = 0 [pid 360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 359] <... close resumed>) = 0 [pid 358] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 354] +++ exited with 0 +++ [pid 358] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 359] symlink("/dev/binderfs", "./binderfs" [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 358] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 358] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 360] <... openat resumed>) = 3 [pid 358] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 360] write(3, "1000", 4) = 4 [pid 360] close(3) = 0 [pid 360] symlink("/dev/binderfs", "./binderfs") = 0 [pid 360] write(1, "executing program\n", 18) = 18 [pid 360] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 360] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 360] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 360] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [ 26.893669][ T355] Mass Storage Function, version: 2009/09/11 [ 26.900202][ T355] LUN: removable file: (no medium) [ 26.913579][ T354] Mass Storage Function, version: 2009/09/11 [ 26.928193][ T354] LUN: removable file: (no medium) [pid 360] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 359] <... symlink resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 executing program [pid 359] write(1, "executing program\n", 18) = 18 [pid 359] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 359] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 359] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... restart_syscall resumed>) = 0 [pid 360] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 359] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 358] <... mkdirat resumed>) = 0 [pid 360] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 359] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 360] <... symlinkat resumed>) = 0 [pid 359] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 358] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 360] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 359] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 359] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 359] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 360] <... unlinkat resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] fstat(3 [pid 359] <... symlinkat resumed>) = 0 [pid 360] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 359] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... openat resumed>) = 3 [pid 360] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 358] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(3 [pid 306] fstat(3 [pid 359] <... unlinkat resumed>) = 0 [pid 360] exit_group(0 [pid 359] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 358] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] <... exit_group resumed>) = ? [pid 306] getdents64(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] +++ exited with 0 +++ [pid 359] <... rmdir resumed>) = 0 [pid 358] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] newfstatat(AT_FDCWD, "./7/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] unlink("./7/binderfs" [pid 359] exit_group(0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 358] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 359] <... exit_group resumed>) = ? [pid 358] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... unlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./8/binderfs" [pid 358] exit_group(0 [pid 307] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 358] <... exit_group resumed>) = ? [pid 307] <... umount2 resumed>) = 0 [pid 306] unlink("./8/binderfs" [pid 359] +++ exited with 0 +++ [pid 358] +++ exited with 0 +++ [pid 307] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] <... unlink resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=358, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] newfstatat(AT_FDCWD, "./7/config" [pid 306] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./7/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./7/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... openat resumed>) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(4 [pid 306] newfstatat(AT_FDCWD, "./8/config" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 306] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] rmdir("./7/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./8/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(3 [pid 305] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... openat resumed>) = 4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] close(3 [pid 306] fstat(4 [pid 305] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... close resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 3 [pid 307] rmdir("./7" [pid 305] fstat(3 [pid 307] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] mkdir("./8", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(3 [pid 307] <... mkdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] getdents64(4 [pid 305] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] close(4 [pid 305] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 361 [pid 305] unlink("./9/binderfs" [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... unlink resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 306] rmdir("./8/config" [pid 305] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./9/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./9/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(3 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 306] close(3 [pid 305] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] rmdir("./9/config"ci2-android-5-15/strace-static-x86_64: Process 361 attached [pid 309] <... restart_syscall resumed>) = 0 [pid 306] rmdir("./8" [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./9" [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./9", 0777 [pid 305] mkdir("./10", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... mkdir resumed>) = 0 [pid 309] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] fstat(3 [pid 308] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] set_robust_list(0x55558b467760, 24 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 362 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 362 attached [pid 362] set_robust_list(0x55558b467760, 24 [pid 309] getdents64(3 [pid 308] fstat(3 [pid 362] <... set_robust_list resumed>) = 0 [pid 362] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 362] chdir("./10") = 0 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] getdents64(3 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 363 [pid 362] <... prctl resumed>) = 0 [pid 362] setpgid(0, 0) = 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 362] <... openat resumed>) = 3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 362] write(3, "1000", 4) = 4 [pid 362] close(3) = 0 [pid 362] symlink("/dev/binderfs", "./binderfs") = 0 [pid 361] <... set_robust_list resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./11/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 362] write(1, "executing program\n", 18 [pid 308] newfstatat(AT_FDCWD, "./10/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 362] <... write resumed>) = 18 executing program [pid 362] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] unlink("./11/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] rt_sigprocmask(SIG_SETMASK, [] [pid 362] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 362] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 362] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 362] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 361] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] unlink("./10/binderfs"ci2-android-5-15/strace-static-x86_64: Process 363 attached [pid 363] set_robust_list(0x55558b467760, 24) = 0 [pid 363] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 363] chdir("./9" [pid 308] <... unlink resumed>) = 0 [pid 361] chdir("./8" [pid 309] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] <... chdir resumed>) = 0 [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 363] setpgid(0, 0) = 0 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] write(3, "1000", 4) = 4 [pid 363] close(3 [pid 361] <... chdir resumed>) = 0 [pid 363] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... umount2 resumed>) = 0 [pid 363] symlink("/dev/binderfs", "./binderfs" [pid 309] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... prctl resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] setpgid(0, 0 [pid 309] newfstatat(AT_FDCWD, "./11/config" [pid 308] newfstatat(AT_FDCWD, "./10/config" [pid 363] <... symlink resumed>) = 0 [pid 361] <... setpgid resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 363] write(1, "executing program\n", 18 [pid 361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 363] <... write resumed>) = 18 [pid 361] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] write(3, "1000", 4 [pid 309] openat(AT_FDCWD, "./11/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./10/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 4 [pid 308] <... openat resumed>) = 4 [pid 361] <... write resumed>) = 4 [pid 309] fstat(4 executing program [pid 308] fstat(4 [pid 361] close(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 361] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 363] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 361] symlink("/dev/binderfs", "./binderfs" [pid 309] getdents64(4 [pid 308] getdents64(4 [pid 363] <... mkdirat resumed>) = 0 [pid 361] <... symlink resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 361] write(1, "executing program\n", 18 executing program [pid 309] close(4 [pid 308] close(4 [pid 363] mount(NULL, "./config", "configfs", 0, NULL [pid 361] <... write resumed>) = 18 [pid 309] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 361] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] rmdir("./11/config" [pid 308] rmdir("./10/config" [pid 363] <... mount resumed>) = 0 [pid 362] <... mkdirat resumed>) = 0 [pid 361] <... mkdirat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 363] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 361] mount(NULL, "./config", "configfs", 0, NULL [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 363] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 363] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 361] <... mount resumed>) = 0 [pid 309] close(3 [pid 308] close(3 [pid 363] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 363] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 361] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 363] <... symlinkat resumed>) = 0 [pid 309] rmdir("./11" [pid 308] rmdir("./10" [pid 361] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 363] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 363] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 363] exit_group(0) = ? [pid 363] +++ exited with 0 +++ [pid 361] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] mkdir("./12", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 361] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 362] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 362] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 309] <... mkdir resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] mkdir("./11", 0777 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 361] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 362] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 362] exit_group(0) = ? [pid 308] <... mkdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 362] +++ exited with 0 +++ [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 364 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 365 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] <... restart_syscall resumed>) = 0 [ 26.938387][ T358] Mass Storage Function, version: 2009/09/11 [ 26.944661][ T358] LUN: removable file: (no medium) [ 26.966641][ T362] Mass Storage Function, version: 2009/09/11 [ 26.977191][ T362] LUN: removable file: (no medium) [ 26.986468][ T361] Mass Storage Function, version: 2009/09/11 [pid 305] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./10/binderfs" [pid 306] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... mkdirat resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] unlink("./10/binderfs"ci2-android-5-15/strace-static-x86_64: Process 364 attached [pid 361] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... symlinkat resumed>) = 0 [pid 364] set_robust_list(0x55558b467760, 24 [pid 306] <... openat resumed>) = 3 [pid 361] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... umount2 resumed>) = 0 [pid 364] <... set_robust_list resumed>) = 0 [pid 306] fstat(3 [pid 305] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 361] <... unlinkat resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] rt_sigprocmask(SIG_SETMASK, [] [pid 361] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] newfstatat(AT_FDCWD, "./10/config" [pid 364] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] getdents64(3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 361] <... rmdir resumed>) = 0 [pid 305] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] chdir("./12" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 365 attached [pid 364] <... chdir resumed>) = 0 [pid 361] exit_group(0 [pid 306] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] openat(AT_FDCWD, "./10/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 365] set_robust_list(0x55558b467760, 24 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 361] <... exit_group resumed>) = ? [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... openat resumed>) = 4 [pid 365] <... set_robust_list resumed>) = 0 [pid 305] fstat(4 [pid 365] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 365] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(4 [pid 365] chdir("./11" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 365] <... chdir resumed>) = 0 [pid 361] +++ exited with 0 +++ [pid 305] getdents64(4 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] <... prctl resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] newfstatat(AT_FDCWD, "./9/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 365] <... prctl resumed>) = 0 [pid 364] setpgid(0, 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] close(4 [pid 365] setpgid(0, 0 [pid 305] <... close resumed>) = 0 [pid 365] <... setpgid resumed>) = 0 [pid 364] <... setpgid resumed>) = 0 [pid 306] unlink("./9/binderfs" [pid 305] rmdir("./10/config" [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... unlink resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 365] <... openat resumed>) = 3 [pid 305] getdents64(3 [pid 365] write(3, "1000", 4 [pid 364] <... openat resumed>) = 3 [pid 306] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 365] <... write resumed>) = 4 [pid 364] write(3, "1000", 4 [pid 305] close(3 [pid 365] close(3 [pid 306] <... umount2 resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 365] <... close resumed>) = 0 [pid 364] <... write resumed>) = 4 [pid 306] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./10" [pid 365] symlink("/dev/binderfs", "./binderfs" [pid 364] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rmdir resumed>) = 0 [pid 365] <... symlink resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./9/config" [pid 305] mkdir("./11", 0777 [pid 365] write(1, "executing program\n", 18 [pid 364] symlink("/dev/binderfs", "./binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 306] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] openat(AT_FDCWD, "./9/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 365] <... write resumed>) = 18 [pid 364] <... symlink resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 366 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 366 attached executing program [pid 306] fstat(4 [pid 365] mkdirat(AT_FDCWD, "./config", 0777 [pid 364] write(1, "executing program\n", 18 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 366] set_robust_list(0x55558b467760, 24 [pid 364] <... write resumed>) = 18 [pid 366] <... set_robust_list resumed>) = 0 [pid 366] rt_sigprocmask(SIG_SETMASK, [] [pid 365] <... mkdirat resumed>) = 0 [pid 307] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(4 [pid 366] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 364] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 366] chdir("./11" [pid 365] mount(NULL, "./config", "configfs", 0, NULL [pid 307] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 366] <... chdir resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] <... mkdirat resumed>) = 0 [pid 307] fstat(3 [pid 306] getdents64(4 [pid 366] <... prctl resumed>) = 0 [pid 365] <... mount resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 366] setpgid(0, 0 [pid 364] mount(NULL, "./config", "configfs", 0, NULL [pid 307] getdents64(3 [pid 306] close(4 [pid 366] <... setpgid resumed>) = 0 [pid 365] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] <... mount resumed>) = 0 [pid 307] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 365] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... close resumed>) = 0 [pid 366] <... openat resumed>) = 3 [pid 365] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 364] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rmdir("./9/config" [pid 366] write(3, "1000", 4 [pid 365] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 364] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] newfstatat(AT_FDCWD, "./8/binderfs" [pid 366] <... write resumed>) = 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 366] close(3 [pid 307] unlink("./8/binderfs" [pid 366] <... close resumed>) = 0 [pid 365] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 364] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... unlink resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 366] symlink("/dev/binderfs", "./binderfs" [pid 307] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 366] <... symlink resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 366] write(1, "executing program\n", 18 [pid 307] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 366] <... write resumed>) = 18 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 366] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] newfstatat(AT_FDCWD, "./8/config" [pid 366] <... mkdirat resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 366] mount(NULL, "./config", "configfs", 0, NULL [pid 307] umount2("./8/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 366] <... mount resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 366] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] openat(AT_FDCWD, "./8/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 366] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... openat resumed>) = 4 [pid 366] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] fstat(4 [pid 366] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 366] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] getdents64(4 executing program [pid 364] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(3 [pid 364] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 306] close(3 [pid 307] rmdir("./8/config") = 0 [pid 306] <... close resumed>) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./8") = 0 [pid 307] mkdir("./9", 0777) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rmdir("./9" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 367 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 367 attached [pid 367] set_robust_list(0x55558b467760, 24) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./10", 0777 [pid 367] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 367] chdir("./9") = 0 [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 367] setpgid(0, 0) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 367] write(3, "1000", 4) = 4 [pid 367] close(3) = 0 [pid 367] symlink("/dev/binderfs", "./binderfs" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 368 [pid 367] <... symlink resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 367] write(1, "executing program\n", 18) = 18 executing program [pid 367] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 367] <... mkdirat resumed>) = 0 [pid 366] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 365] <... mkdirat resumed>) = 0 [pid 366] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 364] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 366] <... symlinkat resumed>) = 0 [pid 366] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 366] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 366] exit_group(0) = ? [pid 366] +++ exited with 0 +++ [pid 365] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 364] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 367] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 367] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 367] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 367] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 365] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 364] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-15/strace-static-x86_64: Process 368 attached [pid 368] set_robust_list(0x55558b467760, 24) = 0 [pid 368] rt_sigprocmask(SIG_SETMASK, [] [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 364] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 368] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 368] chdir("./10") = 0 [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 368] setpgid(0, 0) = 0 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... restart_syscall resumed>) = 0 [pid 364] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 368] <... openat resumed>) = 3 [pid 364] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 368] write(3, "1000", 4) = 4 [pid 368] close(3 [pid 305] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 368] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 368] symlink("/dev/binderfs", "./binderfs" [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./11/binderfs" [pid 368] <... symlink resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 368] write(1, "executing program\n", 18 [pid 305] unlink("./11/binderfs" [pid 368] <... write resumed>) = 18 [pid 368] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... unlink resumed>) = 0 executing program [pid 305] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 305] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./11/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./11/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./11/config" [pid 365] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 365] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] rmdir("./11" [pid 365] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./12", 0777) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 369 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 369 attached [pid 368] <... mkdirat resumed>) = 0 [pid 368] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 368] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 369] set_robust_list(0x55558b467760, 24 [pid 368] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 368] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 369] <... set_robust_list resumed>) = 0 [pid 367] <... mkdirat resumed>) = 0 [pid 367] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 364] <... rmdir resumed>) = 0 [pid 367] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [ 26.992764][ T361] LUN: removable file: (no medium) [ 27.008688][ T365] Mass Storage Function, version: 2009/09/11 [ 27.015613][ T365] LUN: removable file: (no medium) [ 27.025957][ T367] Mass Storage Function, version: 2009/09/11 [pid 364] exit_group(0 [pid 367] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 364] <... exit_group resumed>) = ? [pid 367] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 367] exit_group(0) = ? [pid 369] rt_sigprocmask(SIG_SETMASK, [] [pid 367] +++ exited with 0 +++ [pid 365] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 364] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 365] exit_group(0 [pid 369] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 368] <... mkdirat resumed>) = 0 [pid 365] <... exit_group resumed>) = ? [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 368] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... openat resumed>) = 3 [pid 309] <... openat resumed>) = 3 [pid 307] fstat(3 [pid 309] fstat(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 309] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./9/binderfs" [pid 309] newfstatat(AT_FDCWD, "./12/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./9/binderfs" [pid 309] unlink("./12/binderfs" [pid 368] <... symlinkat resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 368] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... unlink resumed>) = 0 [pid 307] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 368] <... unlinkat resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 307] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 365] +++ exited with 0 +++ [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./9/config" [pid 309] newfstatat(AT_FDCWD, "./12/config" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 369] chdir("./12" [pid 309] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./9/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 369] <... chdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 369] <... prctl resumed>) = 0 [pid 309] openat(AT_FDCWD, "./12/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 369] setpgid(0, 0 [pid 307] openat(AT_FDCWD, "./9/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 369] <... setpgid resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 307] <... openat resumed>) = 4 [pid 309] fstat(4 [pid 369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(4 [pid 309] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 368] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 309] getdents64(4 [pid 368] exit_group(0) = ? [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 309] close(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... close resumed>) = 0 [pid 307] close(4 [pid 309] rmdir("./12/config" [pid 307] <... close resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] rmdir("./9/config" [pid 309] getdents64(3 [pid 368] +++ exited with 0 +++ [pid 307] <... rmdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] getdents64(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] close(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... close resumed>) = 0 [pid 307] close(3 [pid 309] rmdir("./12" [pid 307] <... close resumed>) = 0 [pid 369] <... openat resumed>) = 3 [pid 369] write(3, "1000", 4) = 4 [pid 369] close(3 [pid 309] <... rmdir resumed>) = 0 [pid 307] rmdir("./9" [pid 309] mkdir("./13", 0777 [pid 369] <... close resumed>) = 0 [pid 369] symlink("/dev/binderfs", "./binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 369] <... symlink resumed>) = 0 [pid 369] write(1, "executing program\n", 18) = 18 [pid 369] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... mkdir resumed>) = 0 executing program [pid 307] mkdir("./10", 0777 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 369] <... mkdirat resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 369] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 369] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 369] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 369] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 370 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 371 attached , NULL, 8) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 371 ci2-android-5-15/strace-static-x86_64: Process 370 attached [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 370] set_robust_list(0x55558b467760, 24 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 370] <... set_robust_list resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 306] fstat(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 306] getdents64(3 [pid 370] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./11/binderfs" [pid 306] newfstatat(AT_FDCWD, "./10/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 370] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] unlink("./11/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 370] chdir("./13" [pid 308] <... unlink resumed>) = 0 [pid 306] unlink("./10/binderfs" [pid 308] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 370] <... chdir resumed>) = 0 [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... unlink resumed>) = 0 [pid 370] <... prctl resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 306] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 370] setpgid(0, 0 [pid 306] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./11/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 370] <... setpgid resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./10/config" [pid 308] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./11/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./10/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] fstat(4 [pid 306] <... openat resumed>) = 4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(4 [pid 308] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 308] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 308] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... close resumed>) = 0 [pid 306] close(4 [pid 308] rmdir("./11/config" [pid 306] <... close resumed>) = 0 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 370] write(3, "1000", 4) = 4 [pid 370] close(3 [pid 308] <... rmdir resumed>) = 0 [pid 306] rmdir("./10/config" [pid 308] getdents64(3 [pid 370] <... close resumed>) = 0 [pid 370] symlink("/dev/binderfs", "./binderfs" [pid 306] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3 [pid 308] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... close resumed>) = 0 [pid 306] close(3 [pid 308] rmdir("./11" [pid 306] <... close resumed>) = 0 [pid 370] <... symlink resumed>) = 0 [pid 370] write(1, "executing program\n", 18) = 18 [pid 308] <... rmdir resumed>) = 0 [pid 306] rmdir("./10" [pid 308] mkdir("./12", 0777 [pid 370] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 370] <... mkdirat resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 306] mkdir("./11", 0777 [pid 370] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 370] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 370] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... mkdir resumed>) = 0 executing program [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 370] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 370] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 371] set_robust_list(0x55558b467760, 24 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 372 attached [pid 372] set_robust_list(0x55558b467760, 24) = 0 [pid 372] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 372 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 373 [pid 372] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 372] chdir("./11") = 0 [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 372] setpgid(0, 0) = 0 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 372] write(3, "1000", 4) = 4 [pid 372] close(3) = 0 [pid 372] symlink("/dev/binderfs", "./binderfs" [pid 371] <... set_robust_list resumed>) = 0 [pid 372] <... symlink resumed>) = 0 [pid 372] write(1, "executing program\n", 18 [pid 371] rt_sigprocmask(SIG_SETMASK, [] [pid 372] <... write resumed>) = 18 executing program [pid 372] mkdirat(AT_FDCWD, "./config", 0777ci2-android-5-15/strace-static-x86_64: Process 373 attached [pid 371] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 372] <... mkdirat resumed>) = 0 [pid 372] mount(NULL, "./config", "configfs", 0, NULL [pid 371] chdir("./10" [pid 372] <... mount resumed>) = 0 [pid 372] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 372] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 372] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 370] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 371] <... chdir resumed>) = 0 [pid 373] set_robust_list(0x55558b467760, 24 [pid 370] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 373] <... set_robust_list resumed>) = 0 [pid 371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 370] <... symlinkat resumed>) = 0 [pid 371] <... prctl resumed>) = 0 [pid 370] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 370] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 371] setpgid(0, 0 [pid 370] <... rmdir resumed>) = 0 [pid 371] <... setpgid resumed>) = 0 [pid 370] exit_group(0) = ? [pid 373] rt_sigprocmask(SIG_SETMASK, [] [pid 371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 370] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 27.039507][ T367] LUN: removable file: (no medium) [ 27.046218][ T368] Mass Storage Function, version: 2009/09/11 [ 27.052927][ T368] LUN: removable file: (no medium) [ 27.065932][ T369] Mass Storage Function, version: 2009/09/11 [ 27.078440][ T369] LUN: removable file: (no medium) [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 373] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 371] <... openat resumed>) = 3 [pid 309] <... restart_syscall resumed>) = 0 [pid 371] write(3, "1000", 4 [pid 373] chdir("./12" [pid 369] <... mkdirat resumed>) = 0 [pid 369] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 369] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 369] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 371] <... write resumed>) = 4 [pid 369] <... rmdir resumed>) = 0 [pid 309] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 371] close(3 [pid 309] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 371] <... close resumed>) = 0 [pid 371] symlink("/dev/binderfs", "./binderfs" [pid 369] exit_group(0 [pid 309] <... openat resumed>) = 3 [pid 369] <... exit_group resumed>) = ? [pid 309] fstat(3 [pid 373] <... chdir resumed>) = 0 [pid 371] <... symlink resumed>) = 0 [pid 369] +++ exited with 0 +++ executing program [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 371] write(1, "executing program\n", 18 [pid 309] getdents64(3 [pid 373] <... prctl resumed>) = 0 [pid 371] <... write resumed>) = 18 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=369, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 373] setpgid(0, 0 [pid 371] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 373] <... setpgid resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./13/binderfs" [pid 372] <... mkdirat resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 372] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] unlink("./13/binderfs" [pid 372] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 372] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 372] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... umount2 resumed>) = 0 [pid 371] <... mkdirat resumed>) = 0 [pid 309] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 371] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./13/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./13/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 371] <... mount resumed>) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 373] <... openat resumed>) = 3 [pid 371] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... close resumed>) = 0 [pid 373] write(3, "1000", 4 [pid 371] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rmdir("./13/config" [pid 373] <... write resumed>) = 4 [pid 371] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 371] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] close(3 [pid 373] close(3 [pid 372] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 371] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./13") = 0 [pid 309] mkdir("./14", 0777) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 374 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] <... restart_syscall resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 374 attached [pid 374] set_robust_list(0x55558b467760, 24) = 0 [pid 374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 373] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 374] chdir("./14" [pid 373] symlink("/dev/binderfs", "./binderfs" [pid 305] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 372] <... rmdir resumed>) = 0 [pid 371] <... mkdirat resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3 [pid 374] <... chdir resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 373] <... symlink resumed>) = 0 [pid 305] getdents64(3 [pid 373] write(1, "executing program\n", 18 [pid 372] exit_group(0 [pid 374] <... prctl resumed>) = 0 [pid 373] <... write resumed>) = 18 [pid 372] <... exit_group resumed>) = ? executing program [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 374] setpgid(0, 0 [pid 305] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 373] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 374] <... setpgid resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./12/binderfs" [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 374] <... openat resumed>) = 3 [pid 305] unlink("./12/binderfs" [pid 373] <... mkdirat resumed>) = 0 [pid 374] write(3, "1000", 4) = 4 [pid 374] close(3 [pid 373] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... unlink resumed>) = 0 [pid 374] <... close resumed>) = 0 [pid 305] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 374] symlink("/dev/binderfs", "./binderfs") = 0 [pid 373] <... mount resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 374] write(1, "executing program\n", 18 [pid 373] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 372] +++ exited with 0 +++ [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 373] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] newfstatat(AT_FDCWD, "./12/config" [pid 373] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 374] <... write resumed>) = 18 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 373] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 374] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 373] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 371] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 374] <... mkdirat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 374] mount(NULL, "./config", "configfs", 0, NULL executing program [pid 305] openat(AT_FDCWD, "./12/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 371] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 374] <... mount resumed>) = 0 [pid 371] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... openat resumed>) = 4 [pid 374] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 371] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] fstat(4 [pid 374] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 374] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 374] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... restart_syscall resumed>) = 0 [ 27.089515][ T372] Mass Storage Function, version: 2009/09/11 [ 27.095800][ T372] LUN: removable file: (no medium) [ 27.105964][ T371] Mass Storage Function, version: 2009/09/11 [ 27.112943][ T371] LUN: removable file: (no medium) [ 27.126490][ T373] Mass Storage Function, version: 2009/09/11 [ 27.133272][ T373] LUN: removable file: (no medium) [ 27.138977][ T374] Mass Storage Function, version: 2009/09/11 [pid 305] getdents64(4 [pid 373] <... mkdirat resumed>) = 0 [pid 371] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4 [pid 306] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] close(4 [pid 306] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 305] rmdir("./12/config" [pid 374] <... mkdirat resumed>) = 0 [pid 373] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 371] exit_group(0 [pid 306] fstat(3 [pid 305] <... rmdir resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 374] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] getdents64(3 [pid 373] <... symlinkat resumed>) = 0 [pid 306] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 373] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 373] <... unlinkat resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./11/binderfs" [pid 305] close(3 [pid 373] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 373] <... rmdir resumed>) = 0 [pid 306] unlink("./11/binderfs" [pid 305] <... close resumed>) = 0 [pid 374] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 373] exit_group(0 [pid 371] <... exit_group resumed>) = ? [pid 306] <... unlink resumed>) = 0 [pid 305] rmdir("./12" [pid 373] <... exit_group resumed>) = ? [pid 306] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 374] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 373] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 306] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./11/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./11/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] mkdir("./13", 0777 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./11/config") = 0 [pid 305] <... mkdir resumed>) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./11" [pid 374] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... rmdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] mkdir("./12", 0777 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 374] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... mkdir resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 371] +++ exited with 0 +++ [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 375 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 376 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 375 attached [pid 375] set_robust_list(0x55558b467760, 24) = 0 [pid 375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 375] chdir("./13" [pid 374] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 375] <... chdir resumed>) = 0 [pid 375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 375] setpgid(0, 0) = 0 [pid 375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 375] write(3, "1000", 4) = 4 [pid 375] close(3) = 0 [pid 375] symlink("/dev/binderfs", "./binderfs" [pid 374] exit_group(0 [pid 375] <... symlink resumed>) = 0 [pid 374] <... exit_group resumed>) = ? [pid 375] write(1, "executing program\n", 18) = 18 executing program [pid 375] mkdirat(AT_FDCWD, "./config", 0777) = 0 ci2-android-5-15/strace-static-x86_64: Process 376 attached [pid 374] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... restart_syscall resumed>) = 0 [pid 376] set_robust_list(0x55558b467760, 24) = 0 [pid 307] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 308] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 308] <... openat resumed>) = 3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] fstat(3 [pid 309] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./14/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... unlink resumed>) = 0 [pid 308] getdents64(3 [pid 307] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = 0 [pid 308] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./10/binderfs" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./12/binderfs" [pid 309] newfstatat(AT_FDCWD, "./14/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] unlink("./12/binderfs" [pid 307] unlink("./10/binderfs" [pid 309] openat(AT_FDCWD, "./14/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 308] <... unlink resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 308] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... unlink resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./14/config" [pid 307] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(3 [pid 307] <... umount2 resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rmdir("./14" [pid 308] newfstatat(AT_FDCWD, "./12/config" [pid 309] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] mkdir("./15", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./10/config" [pid 309] <... mkdir resumed>) = 0 [pid 308] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] umount2("./10/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./12/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 377 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./10/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] fstat(4 [pid 376] rt_sigprocmask(SIG_SETMASK, [] [pid 375] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... openat resumed>) = 4 [pid 376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 375] <... mount resumed>) = 0 [pid 308] getdents64(4 [pid 307] fstat(4 [pid 376] chdir("./12" [pid 375] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 376] <... chdir resumed>) = 0 [pid 375] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 375] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] close(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 376] <... prctl resumed>) = 0 [pid 375] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 376] setpgid(0, 0 [ 27.145112][ T374] LUN: removable file: (no medium) [pid 375] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 377 attached [pid 376] <... setpgid resumed>) = 0 [pid 308] rmdir("./12/config" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 377] set_robust_list(0x55558b467760, 24 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 375] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] close(4 [pid 377] <... set_robust_list resumed>) = 0 [pid 376] <... openat resumed>) = 3 [pid 375] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] getdents64(3 [pid 307] <... close resumed>) = 0 [pid 377] rt_sigprocmask(SIG_SETMASK, [] [pid 376] write(3, "1000", 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] rmdir("./10/config" [pid 377] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 376] <... write resumed>) = 4 [pid 375] <... symlinkat resumed>) = 0 [pid 308] close(3 [pid 377] chdir("./15" [pid 376] close(3 [pid 375] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... close resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 377] <... chdir resumed>) = 0 [pid 376] <... close resumed>) = 0 [pid 375] <... unlinkat resumed>) = 0 [pid 308] rmdir("./12" [pid 307] getdents64(3 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 376] symlink("/dev/binderfs", "./binderfs" [pid 377] <... prctl resumed>) = 0 [pid 376] <... symlink resumed>) = 0 [pid 377] setpgid(0, 0 [pid 376] write(1, "executing program\n", 18 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 377] <... setpgid resumed>) = 0 [pid 376] <... write resumed>) = 18 executing program [pid 308] mkdir("./13", 0777 [pid 307] close(3 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 376] mkdirat(AT_FDCWD, "./config", 0777 [pid 375] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 377] <... openat resumed>) = 3 [pid 376] <... mkdirat resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 377] write(3, "1000", 4 [pid 376] mount(NULL, "./config", "configfs", 0, NULL [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] rmdir("./10" [pid 377] <... write resumed>) = 4 [pid 376] <... mount resumed>) = 0 [pid 375] <... rmdir resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 377] close(3 [pid 376] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 377] <... close resumed>) = 0 [pid 376] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 377] symlink("/dev/binderfs", "./binderfs" [pid 376] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 377] <... symlink resumed>) = 0 [pid 376] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 375] exit_group(0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... rmdir resumed>) = 0 [pid 377] write(1, "executing program\n", 18 [pid 376] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 378 attached [pid 375] <... exit_group resumed>) = ? executing program [pid 307] mkdir("./11", 0777 [pid 378] set_robust_list(0x55558b467760, 24 [pid 377] <... write resumed>) = 18 [pid 375] +++ exited with 0 +++ [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 378 [pid 307] <... mkdir resumed>) = 0 [pid 378] <... set_robust_list resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=375, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 378] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 378] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 377] mkdirat(AT_FDCWD, "./config", 0777 [pid 376] <... mkdirat resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 378] chdir("./13" [pid 377] <... mkdirat resumed>) = 0 [pid 305] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 378] <... chdir resumed>) = 0 [pid 377] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 379 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 377] <... mount resumed>) = 0 [pid 376] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 378] <... prctl resumed>) = 0 [pid 377] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... openat resumed>) = 3 [pid 378] setpgid(0, 0 [pid 377] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] fstat(3 [pid 378] <... setpgid resumed>) = 0 [pid 377] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 376] <... symlinkat resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 377] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 376] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] getdents64(3 [pid 378] <... openat resumed>) = 3 [pid 377] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 378] write(3, "1000", 4 [pid 377] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 378] <... write resumed>) = 4 [pid 377] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 376] <... unlinkat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 378] close(3 [pid 377] <... symlinkat resumed>) = 0 [pid 376] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] newfstatat(AT_FDCWD, "./13/binderfs" [pid 378] <... close resumed>) = 0 [pid 377] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 378] symlink("/dev/binderfs", "./binderfs" [pid 377] <... unlinkat resumed>) = 0 [pid 376] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 305] unlink("./13/binderfs" [pid 378] <... symlink resumed>) = 0 [pid 377] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... unlink resumed>) = 0 [pid 378] write(1, "executing program\n", 18 [pid 376] exit_group(0 [pid 305] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 378] <... write resumed>) = 18 executing program [pid 377] <... rmdir resumed>) = 0 [pid 376] <... exit_group resumed>) = ? [pid 305] <... umount2 resumed>) = 0 [pid 378] mkdirat(AT_FDCWD, "./config", 0777 [pid 377] exit_group(0 [pid 305] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 378] <... mkdirat resumed>) = 0 [pid 377] <... exit_group resumed>) = ? [pid 376] +++ exited with 0 +++ [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 378] mount(NULL, "./config", "configfs", 0, NULL [pid 305] newfstatat(AT_FDCWD, "./13/config" [pid 378] <... mount resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 378] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 377] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 378] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 379 attached [pid 378] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] openat(AT_FDCWD, "./13/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 378] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... openat resumed>) = 4 [pid 378] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] fstat(4 [pid 379] set_robust_list(0x55558b467760, 24 [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 379] <... set_robust_list resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 379] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 379] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] close(4 [pid 379] chdir("./11" [pid 378] <... mkdirat resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 305] <... close resumed>) = 0 [pid 309] fstat(3 [pid 306] fstat(3 [pid 379] <... chdir resumed>) = 0 [pid 305] rmdir("./13/config" [pid 379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 378] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 379] <... prctl resumed>) = 0 [pid 309] getdents64(3 [pid 306] getdents64(3 [pid 305] <... rmdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./15/binderfs" [pid 306] newfstatat(AT_FDCWD, "./12/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./15/binderfs" [pid 306] unlink("./12/binderfs" [pid 379] setpgid(0, 0 [pid 309] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] getdents64(3 [pid 379] <... setpgid resumed>) = 0 [pid 309] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 379] <... openat resumed>) = 3 [pid 309] newfstatat(AT_FDCWD, "./15/config" [pid 306] newfstatat(AT_FDCWD, "./12/config" [pid 305] close(3 [pid 379] write(3, "1000", 4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 379] <... write resumed>) = 4 [pid 309] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 379] close(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./13" [pid 379] <... close resumed>) = 0 [pid 309] openat(AT_FDCWD, "./15/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./12/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 309] fstat(4 [pid 306] fstat(4 [pid 305] <... rmdir resumed>) = 0 [pid 379] symlink("/dev/binderfs", "./binderfs" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] mkdir("./14", 0777 [pid 309] getdents64(4 [pid 306] getdents64(4 [pid 379] <... symlink resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4 [pid 306] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 306] close(4 [pid 309] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 309] rmdir("./15/config" executing program [pid 306] rmdir("./12/config" [pid 379] write(1, "executing program\n", 18 [pid 378] <... symlinkat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 379] <... write resumed>) = 18 [pid 309] getdents64(3 [pid 306] getdents64(3 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 379] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] close(3 [pid 306] close(3 [pid 309] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 309] rmdir("./15" [pid 306] rmdir("./12" [pid 379] <... mkdirat resumed>) = 0 [pid 378] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 379] mount(NULL, "./config", "configfs", 0, NULL [pid 309] mkdir("./16", 0777 [pid 306] mkdir("./13", 0777 [pid 379] <... mount resumed>) = 0 [pid 378] <... unlinkat resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 379] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 380 [pid 379] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 379] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 381 attached [pid 379] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 378] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 381 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 382 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 379] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 27.169347][ T375] Mass Storage Function, version: 2009/09/11 [ 27.175374][ T375] LUN: removable file: (no medium) [ 27.186348][ T376] Mass Storage Function, version: 2009/09/11 [ 27.192667][ T376] LUN: removable file: (no medium) [ 27.205744][ T378] Mass Storage Function, version: 2009/09/11 [ 27.213244][ T378] LUN: removable file: (no medium) ci2-android-5-15/strace-static-x86_64: Process 380 attached [pid 380] set_robust_list(0x55558b467760, 24) = 0 [pid 380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 380] chdir("./14") = 0 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 380] setpgid(0, 0) = 0 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 380] write(3, "1000", 4) = 4 [pid 380] close(3) = 0 [pid 380] symlink("/dev/binderfs", "./binderfs") = 0 [pid 380] write(1, "executing program\n", 18) = 18 [pid 380] mkdirat(AT_FDCWD, "./config", 0777) = 0 ci2-android-5-15/strace-static-x86_64: Process 382 attached [pid 382] set_robust_list(0x55558b467760, 24 executing program [pid 380] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 382] <... set_robust_list resumed>) = 0 [pid 382] rt_sigprocmask(SIG_SETMASK, [] [pid 380] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 382] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 382] chdir("./13" [pid 380] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 382] <... chdir resumed>) = 0 [pid 380] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 382] setpgid(0, 0) = 0 [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 378] <... rmdir resumed>) = 0 [pid 382] <... openat resumed>) = 3 [pid 382] write(3, "1000", 4) = 4 [pid 382] close(3) = 0 [pid 382] symlink("/dev/binderfs", "./binderfs") = 0 [pid 378] exit_group(0 [pid 382] write(1, "executing program\n", 18) = 18 executing program [pid 382] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 381] set_robust_list(0x55558b467760, 24 [pid 378] <... exit_group resumed>) = ? [pid 382] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 382] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 382] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 382] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 380] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 380] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 380] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 380] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 378] +++ exited with 0 +++ [pid 381] <... set_robust_list resumed>) = 0 [pid 380] exit_group(0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 380] <... exit_group resumed>) = ? [pid 381] rt_sigprocmask(SIG_SETMASK, [] [pid 380] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 381] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 379] <... mkdirat resumed>) = 0 [pid 381] chdir("./16" [pid 379] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 379] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 379] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 381] <... chdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 382] <... mkdirat resumed>) = 0 [pid 379] <... rmdir resumed>) = 0 [pid 379] exit_group(0 [pid 308] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 379] <... exit_group resumed>) = ? [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 379] +++ exited with 0 +++ [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... openat resumed>) = 3 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=379, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] fstat(3 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... openat resumed>) = 3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 382] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] getdents64(3 [pid 382] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 382] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] newfstatat(AT_FDCWD, "./13/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] unlink("./13/binderfs" [pid 381] <... prctl resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 382] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... unlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./14/binderfs" [pid 381] setpgid(0, 0 [pid 308] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 382] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 381] <... setpgid resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 305] unlink("./14/binderfs" [pid 308] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 382] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 382] exit_group(0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... unlink resumed>) = 0 [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] newfstatat(AT_FDCWD, "./13/config" [pid 305] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 382] <... exit_group resumed>) = ? [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 308] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 382] +++ exited with 0 +++ [pid 381] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./13/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] newfstatat(AT_FDCWD, "./14/config" [pid 381] write(3, "1000", 4 [pid 308] <... openat resumed>) = 4 [pid 381] <... write resumed>) = 4 [pid 308] fstat(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 381] close(3 [pid 308] getdents64(4 [pid 305] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 381] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(4 [pid 381] symlink("/dev/binderfs", "./binderfs" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./14/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] close(4 [pid 307] fstat(3 [pid 306] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... close resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 4 [pid 381] <... symlink resumed>) = 0 [pid 308] rmdir("./13/config" [pid 307] getdents64(3 [pid 306] fstat(3 [pid 305] fstat(4 [pid 381] write(1, "executing program\n", 18 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 307] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 305] getdents64(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 381] <... write resumed>) = 18 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] newfstatat(AT_FDCWD, "./11/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 381] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] close(3 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 308] <... close resumed>) = 0 [pid 307] unlink("./11/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] rmdir("./13" [pid 307] <... unlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./13/binderfs" [pid 305] close(4 [pid 381] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... close resumed>) = 0 [pid 308] mkdir("./14", 0777 [pid 306] unlink("./13/binderfs" [pid 305] rmdir("./14/config" [pid 307] <... umount2 resumed>) = 0 [pid 381] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 381] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... mkdir resumed>) = 0 [pid 381] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 381] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 381] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 305] getdents64(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] newfstatat(AT_FDCWD, "./11/config" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] close(3ci2-android-5-15/strace-static-x86_64: Process 383 attached [pid 307] umount2("./11/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 383 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./14" [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] openat(AT_FDCWD, "./11/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(AT_FDCWD, "./13/config" [pid 381] <... mkdirat resumed>) = 0 [pid 381] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... openat resumed>) = 4 [pid 305] <... rmdir resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] fstat(4 [pid 306] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] mkdir("./15", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 381] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 381] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 307] getdents64(4 [pid 306] openat(AT_FDCWD, "./13/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... mkdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 381] exit_group(0 [pid 307] getdents64(4 [pid 306] <... openat resumed>) = 4 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] fstat(4 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] close(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... close resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] getdents64(4 [pid 307] rmdir("./11/config" [pid 381] <... exit_group resumed>) = ? [pid 381] +++ exited with 0 +++ [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 306] getdents64(4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 384 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] close(3 [pid 306] close(4 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 307] rmdir("./11" [pid 306] rmdir("./13/config" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 384 attached [pid 384] set_robust_list(0x55558b467760, 24) = 0 [pid 384] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rmdir resumed>) = 0 [pid 384] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 384] chdir("./15") = 0 [pid 384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... rmdir resumed>) = 0 [pid 307] mkdir("./12", 0777 [pid 306] getdents64(3 [pid 384] <... prctl resumed>) = 0 [pid 384] setpgid(0, 0) = 0 [pid 384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] close(3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 384] write(3, "1000", 4 [pid 306] <... close resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rmdir("./13" [pid 384] <... write resumed>) = 4 [pid 384] close(3) = 0 [pid 384] symlink("/dev/binderfs", "./binderfs") = 0 [pid 384] write(1, "executing program\n", 18) = 18 executing program [pid 384] mkdirat(AT_FDCWD, "./config", 0777) = 0 [ 27.229441][ T379] Mass Storage Function, version: 2009/09/11 [ 27.238063][ T379] LUN: removable file: (no medium) [ 27.245479][ T382] Mass Storage Function, version: 2009/09/11 [ 27.252542][ T382] LUN: removable file: (no medium) [ 27.267306][ T381] Mass Storage Function, version: 2009/09/11 [ 27.273961][ T381] LUN: removable file: (no medium) [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 385 [pid 306] <... rmdir resumed>) = 0 [pid 383] set_robust_list(0x55558b467760, 24 [pid 384] mount(NULL, "./config", "configfs", 0, NULL [pid 306] mkdir("./14", 0777 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 384] <... mount resumed>) = 0 [pid 384] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 384] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 384] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... mkdir resumed>) = 0 [pid 383] <... set_robust_list resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] fstat(3ci2-android-5-15/strace-static-x86_64: Process 386 attached [pid 383] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 385 attached [pid 309] getdents64(3 [pid 383] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 386 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 383] chdir("./14" [pid 309] newfstatat(AT_FDCWD, "./16/binderfs" [pid 385] set_robust_list(0x55558b467760, 24 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 383] <... chdir resumed>) = 0 [pid 309] unlink("./16/binderfs" [pid 385] <... set_robust_list resumed>) = 0 [pid 385] rt_sigprocmask(SIG_SETMASK, [] [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... unlink resumed>) = 0 [pid 385] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 383] <... prctl resumed>) = 0 [pid 309] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 385] chdir("./12") = 0 [pid 309] <... umount2 resumed>) = 0 [pid 385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 383] setpgid(0, 0 [pid 385] <... prctl resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./16/config" [pid 383] <... setpgid resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 385] setpgid(0, 0 [pid 309] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 385] <... setpgid resumed>) = 0 [pid 309] openat(AT_FDCWD, "./16/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... openat resumed>) = 4 [pid 383] <... openat resumed>) = 3 [pid 309] fstat(4 [pid 385] <... openat resumed>) = 3 [pid 383] write(3, "1000", 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 385] write(3, "1000", 4 [pid 309] getdents64(4 [pid 383] <... write resumed>) = 4 [pid 385] <... write resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 385] close(3) = 0 [pid 309] getdents64(4 [pid 383] close(3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 385] symlink("/dev/binderfs", "./binderfs" [pid 309] close(4 [pid 383] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 383] symlink("/dev/binderfs", "./binderfs" [pid 309] rmdir("./16/config" [pid 385] <... symlink resumed>) = 0 [pid 385] write(1, "executing program\n", 18 [pid 309] <... rmdir resumed>) = 0 [pid 385] <... write resumed>) = 18 [pid 309] getdents64(3 [pid 385] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 383] <... symlink resumed>) = 0 executing program [pid 309] close(3 [pid 386] set_robust_list(0x55558b467760, 24 [pid 385] <... mkdirat resumed>) = 0 [pid 383] write(1, "executing program\n", 18 [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./16" [pid 383] <... write resumed>) = 18 [pid 385] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 385] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 385] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... rmdir resumed>) = 0 executing program [pid 383] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] mkdir("./17", 0777 [pid 385] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 385] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 386] <... set_robust_list resumed>) = 0 [pid 383] <... mkdirat resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 383] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 385] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 385] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 387 [pid 385] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 383] <... mount resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 386] rt_sigprocmask(SIG_SETMASK, [] [pid 383] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 386] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 385] <... unlinkat resumed>) = 0 [pid 383] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 385] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 386] chdir("./14" [pid 385] <... rmdir resumed>) = 0 [pid 383] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 385] exit_group(0 [pid 386] <... chdir resumed>) = 0 [pid 383] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 385] <... exit_group resumed>) = ? [pid 383] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 385] +++ exited with 0 +++ [pid 384] <... mkdirat resumed>) = 0 [pid 384] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 384] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 384] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0"ci2-android-5-15/strace-static-x86_64: Process 387 attached [pid 387] set_robust_list(0x55558b467760, 24) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 386] <... prctl resumed>) = 0 [pid 387] rt_sigprocmask(SIG_SETMASK, [] [pid 386] setpgid(0, 0 [pid 387] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 386] <... setpgid resumed>) = 0 [pid 307] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 387] chdir("./17" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 387] <... chdir resumed>) = 0 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] <... openat resumed>) = 3 [pid 387] setpgid(0, 0 [pid 307] fstat(3 [pid 387] <... setpgid resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 386] <... openat resumed>) = 3 [pid 307] getdents64(3 [pid 386] write(3, "1000", 4) = 4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 386] close(3 [pid 307] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 386] <... close resumed>) = 0 [pid 387] <... openat resumed>) = 3 [pid 307] newfstatat(AT_FDCWD, "./12/binderfs" [pid 386] symlink("/dev/binderfs", "./binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 387] write(3, "1000", 4 [pid 307] unlink("./12/binderfs" [pid 387] <... write resumed>) = 4 [pid 387] close(3) = 0 [pid 307] <... unlink resumed>) = 0 [pid 387] symlink("/dev/binderfs", "./binderfs" [pid 307] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 386] <... symlink resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 386] write(1, "executing program\n", 18 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./12/config" [pid 387] <... symlink resumed>) = 0 [pid 387] write(1, "executing program\n", 18) = 18 [pid 387] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 386] <... write resumed>) = 18 executing program executing program [pid 307] umount2("./12/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./12/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 386] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... openat resumed>) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./12/config" [pid 387] <... mkdirat resumed>) = 0 [pid 387] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 387] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] getdents64(3 [pid 386] <... mkdirat resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 386] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./12" [pid 387] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 387] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 387] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 307] mkdir("./13", 0777 [pid 386] <... mount resumed>) = 0 [pid 386] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 386] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 386] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 388 attached [pid 386] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 384] <... rmdir resumed>) = 0 [pid 386] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 388 [pid 384] exit_group(0 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 384] <... exit_group resumed>) = ? [pid 388] set_robust_list(0x55558b467760, 24 [pid 384] +++ exited with 0 +++ [pid 383] <... mkdirat resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 383] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 383] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 383] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 388] <... set_robust_list resumed>) = 0 [pid 383] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 388] rt_sigprocmask(SIG_SETMASK, [] [pid 387] <... mkdirat resumed>) = 0 [pid 386] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 383] <... rmdir resumed>) = 0 [pid 386] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 383] exit_group(0 [pid 386] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 383] <... exit_group resumed>) = ? [pid 386] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 388] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 386] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 383] +++ exited with 0 +++ [pid 386] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 386] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 387] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 386] exit_group(0) = ? [pid 387] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 387] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 387] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 387] exit_group(0) = ? [pid 386] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 388] chdir("./13") = 0 [pid 387] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 388] setpgid(0, 0) = 0 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 388] write(3, "1000", 4) = 4 [pid 388] close(3) = 0 [pid 388] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 388] write(1, "executing program\n", 18) = 18 [pid 388] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 388] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 388] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 388] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 27.286377][ T384] Mass Storage Function, version: 2009/09/11 [ 27.297633][ T384] LUN: removable file: (no medium) [ 27.305052][ T383] Mass Storage Function, version: 2009/09/11 [ 27.316600][ T383] LUN: removable file: (no medium) [ 27.322466][ T387] Mass Storage Function, version: 2009/09/11 [ 27.328517][ T387] LUN: removable file: (no medium) [pid 388] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 308] fstat(3 [pid 306] fstat(3 [pid 305] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 306] getdents64(3 [pid 305] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./17/binderfs" [pid 308] newfstatat(AT_FDCWD, "./14/binderfs" [pid 306] newfstatat(AT_FDCWD, "./14/binderfs" [pid 305] newfstatat(AT_FDCWD, "./15/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./17/binderfs" [pid 308] unlink("./14/binderfs" [pid 306] unlink("./14/binderfs" [pid 305] unlink("./15/binderfs" [pid 388] <... mkdirat resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 388] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 388] <... symlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 388] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./17/config" [pid 308] newfstatat(AT_FDCWD, "./14/config" [pid 306] newfstatat(AT_FDCWD, "./14/config" [pid 305] newfstatat(AT_FDCWD, "./15/config" [pid 388] <... unlinkat resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 388] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./17/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./14/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./14/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 388] <... rmdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./15/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 388] exit_group(0 [pid 309] <... openat resumed>) = 4 [pid 308] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 305] <... openat resumed>) = 4 [pid 388] <... exit_group resumed>) = ? [pid 309] fstat(4 [pid 308] fstat(4 [pid 306] fstat(4 [pid 305] fstat(4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 388] +++ exited with 0 +++ [pid 309] getdents64(4 [pid 308] getdents64(4 [pid 306] getdents64(4 [pid 305] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4 [pid 308] getdents64(4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] getdents64(4 [pid 305] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 308] close(4 [pid 306] close(4 [pid 305] close(4 [pid 309] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 309] rmdir("./17/config" [pid 308] rmdir("./14/config" [pid 306] rmdir("./14/config" [pid 305] rmdir("./15/config" [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 306] getdents64(3 [pid 305] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 308] close(3 [pid 306] close(3 [pid 305] close(3 [pid 309] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 309] rmdir("./17" [pid 308] rmdir("./14" [pid 306] rmdir("./14" [pid 305] rmdir("./15" [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] mkdir("./18", 0777 [pid 308] mkdir("./15", 0777 [pid 306] mkdir("./15", 0777 [pid 305] mkdir("./16", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... restart_syscall resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 389 attached [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 390 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 392 attached [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 389 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 391 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 392 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 391 attached [pid 389] set_robust_list(0x55558b467760, 24 [pid 307] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 390 attached [pid 391] set_robust_list(0x55558b467760, 24 [pid 389] <... set_robust_list resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 391] <... set_robust_list resumed>) = 0 [pid 307] fstat(3 [pid 389] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 391] rt_sigprocmask(SIG_SETMASK, [] [pid 390] set_robust_list(0x55558b467760, 24 [pid 389] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 391] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 390] <... set_robust_list resumed>) = 0 [pid 307] getdents64(3 [pid 392] set_robust_list(0x55558b467760, 24 [pid 389] chdir("./18" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 391] chdir("./15" [pid 389] <... chdir resumed>) = 0 [pid 390] rt_sigprocmask(SIG_SETMASK, [] [pid 391] <... chdir resumed>) = 0 [pid 307] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 390] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 391] <... prctl resumed>) = 0 [pid 389] <... prctl resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 391] setpgid(0, 0 [pid 390] chdir("./15" [pid 389] setpgid(0, 0 [pid 307] newfstatat(AT_FDCWD, "./13/binderfs" [pid 391] <... setpgid resumed>) = 0 [pid 390] <... chdir resumed>) = 0 [pid 389] <... setpgid resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 392] <... set_robust_list resumed>) = 0 [pid 391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] unlink("./13/binderfs" [pid 392] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... unlink resumed>) = 0 [pid 392] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 392] chdir("./16" [pid 307] <... umount2 resumed>) = 0 [pid 392] <... chdir resumed>) = 0 [pid 389] <... openat resumed>) = 3 [pid 307] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 389] write(3, "1000", 4 [pid 307] newfstatat(AT_FDCWD, "./13/config" [pid 392] <... prctl resumed>) = 0 [pid 389] <... write resumed>) = 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 392] setpgid(0, 0 [pid 389] close(3 [pid 307] umount2("./13/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 391] <... openat resumed>) = 3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 391] write(3, "1000", 4 [pid 389] <... close resumed>) = 0 [pid 307] openat(AT_FDCWD, "./13/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 392] <... setpgid resumed>) = 0 [pid 391] <... write resumed>) = 4 [pid 389] symlink("/dev/binderfs", "./binderfs" [pid 307] <... openat resumed>) = 4 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] fstat(4 [pid 392] <... openat resumed>) = 3 [pid 391] close(3 [pid 389] <... symlink resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 392] write(3, "1000", 4 [pid 307] getdents64(4 [pid 391] <... close resumed>) = 0 [pid 389] write(1, "executing program\n", 18 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 391] symlink("/dev/binderfs", "./binderfs" [pid 389] <... write resumed>) = 18 [pid 307] getdents64(4 [pid 392] <... write resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 389] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] close(4 [pid 392] close(3 [pid 307] <... close resumed>) = 0 [pid 392] <... close resumed>) = 0 [pid 307] rmdir("./13/config" [pid 392] symlink("/dev/binderfs", "./binderfs") = 0 [pid 307] <... rmdir resumed>) = 0 [pid 392] write(1, "executing program\n", 18 [pid 307] getdents64(3 [pid 392] <... write resumed>) = 18 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 392] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] close(3 [pid 389] <... mkdirat resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 389] mount(NULL, "./config", "configfs", 0, NULL [pid 307] rmdir("./13" [pid 391] <... symlink resumed>) = 0 [pid 392] <... mkdirat resumed>) = 0 executing program executing program [pid 391] write(1, "executing program\n", 18 [pid 389] <... mount resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 392] mount(NULL, "./config", "configfs", 0, NULL executing program [pid 307] mkdir("./14", 0777 [pid 391] <... write resumed>) = 18 [pid 389] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 392] <... mount resumed>) = 0 [pid 392] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 392] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... mkdir resumed>) = 0 [pid 389] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 391] mkdirat(AT_FDCWD, "./config", 0777 [pid 389] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 392] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 391] <... mkdirat resumed>) = 0 [pid 390] <... prctl resumed>) = 0 [pid 389] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-android-5-15/strace-static-x86_64: Process 393 attached [pid 391] mount(NULL, "./config", "configfs", 0, NULL [pid 390] setpgid(0, 0 [pid 389] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 390] <... setpgid resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 393 [pid 391] <... mount resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 392] <... mkdirat resumed>) = 0 [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 391] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 389] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 392] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 389] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 390] <... openat resumed>) = 3 [pid 392] <... symlinkat resumed>) = 0 [ 27.344095][ T388] Mass Storage Function, version: 2009/09/11 [ 27.350878][ T388] LUN: removable file: (no medium) [ 27.377932][ T392] Mass Storage Function, version: 2009/09/11 [ 27.384380][ T392] LUN: removable file: (no medium) [pid 392] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 389] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 391] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 390] write(3, "1000", 4 [pid 389] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 392] <... unlinkat resumed>) = 0 [pid 389] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 391] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 390] <... write resumed>) = 4 [pid 389] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 392] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 389] <... rmdir resumed>) = 0 [pid 392] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 391] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 392] exit_group(0 [pid 391] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 389] exit_group(0 [pid 390] close(3 [pid 389] <... exit_group resumed>) = ? [pid 392] <... exit_group resumed>) = ? [pid 392] +++ exited with 0 +++ [pid 393] set_robust_list(0x55558b467760, 24) = 0 [pid 393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 393] chdir("./14") = 0 [pid 389] +++ exited with 0 +++ [pid 393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 390] <... close resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 393] <... prctl resumed>) = 0 [pid 390] symlink("/dev/binderfs", "./binderfs" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 393] setpgid(0, 0) = 0 [pid 393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 390] <... symlink resumed>) = 0 [pid 393] write(3, "1000", 4) = 4 [pid 393] close(3) = 0 [pid 393] symlink("/dev/binderfs", "./binderfs" [pid 305] <... restart_syscall resumed>) = 0 [pid 305] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./16/binderfs") = 0 [pid 305] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 393] <... symlink resumed>) = 0 [pid 393] write(1, "executing program\n", 18) = 18 [pid 309] <... restart_syscall resumed>) = 0 [pid 390] write(1, "executing program\n", 18 [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 390] <... write resumed>) = 18 [pid 309] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program executing program [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 393] mkdirat(AT_FDCWD, "./config", 0777 [pid 391] <... mkdirat resumed>) = 0 [pid 390] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 305] newfstatat(AT_FDCWD, "./16/config" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./18/binderfs" [pid 305] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./18/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./16/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(4 [pid 390] <... mkdirat resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 390] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 390] <... mount resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 390] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] newfstatat(AT_FDCWD, "./18/config" [pid 393] <... mkdirat resumed>) = 0 [pid 390] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 390] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 390] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./18/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 393] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... openat resumed>) = 4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 390] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] fstat(4 [pid 390] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 393] <... mount resumed>) = 0 [pid 391] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] close(4 [pid 393] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 390] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] getdents64(4 [pid 393] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... close resumed>) = 0 [pid 393] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 390] <... symlinkat resumed>) = 0 [pid 309] getdents64(4 [pid 305] rmdir("./16/config" [pid 390] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 393] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 390] <... unlinkat resumed>) = 0 [pid 309] close(4 [pid 305] <... rmdir resumed>) = 0 [pid 393] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 390] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] rmdir("./18/config" [pid 390] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 393] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3 [pid 309] <... rmdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 309] getdents64(3 [pid 390] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 390] <... exit_group resumed>) = ? [pid 309] close(3 [pid 305] rmdir("./16" [pid 309] <... close resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] rmdir("./18" [pid 305] mkdir("./17", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 390] +++ exited with 0 +++ [pid 309] mkdir("./19", 0777 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 391] <... symlinkat resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 394 attached [pid 393] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 393] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 394 [pid 394] set_robust_list(0x55558b467760, 24 [pid 393] <... unlinkat resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 394] <... set_robust_list resumed>) = 0 [pid 393] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 391] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 395 attached [pid 393] <... rmdir resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 394] rt_sigprocmask(SIG_SETMASK, [] [pid 393] exit_group(0 [pid 394] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 395 [pid 393] <... exit_group resumed>) = ? [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 395] set_robust_list(0x55558b467760, 24) = 0 [pid 395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 393] +++ exited with 0 +++ [pid 395] chdir("./19" [pid 394] chdir("./17" [pid 391] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 395] <... chdir resumed>) = 0 [pid 394] <... chdir resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 391] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 395] setpgid(0, 0) = 0 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 394] <... prctl resumed>) = 0 [pid 391] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 395] <... openat resumed>) = 3 [pid 394] setpgid(0, 0 [pid 395] write(3, "1000", 4 [pid 391] exit_group(0 [pid 394] <... setpgid resumed>) = 0 [pid 395] <... write resumed>) = 4 [pid 395] close(3) = 0 [pid 395] symlink("/dev/binderfs", "./binderfs" [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 391] <... exit_group resumed>) = ? [pid 395] <... symlink resumed>) = 0 [pid 395] write(1, "executing program\n", 18 [pid 394] <... openat resumed>) = 3 [pid 394] write(3, "1000", 4) = 4 [pid 394] close(3) = 0 [pid 394] symlink("/dev/binderfs", "./binderfs") = 0 [pid 391] +++ exited with 0 +++ executing program executing program [pid 394] write(1, "executing program\n", 18 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 395] <... write resumed>) = 18 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 394] <... write resumed>) = 18 [pid 395] mkdirat(AT_FDCWD, "./config", 0777 [pid 394] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 394] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 395] <... mkdirat resumed>) = 0 [pid 394] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 394] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 394] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 395] mount(NULL, "./config", "configfs", 0, NULL) = 0 [ 27.392256][ T391] Mass Storage Function, version: 2009/09/11 [ 27.399714][ T391] LUN: removable file: (no medium) [pid 395] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 395] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... restart_syscall resumed>) = 0 [pid 395] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 395] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 394] <... mkdirat resumed>) = 0 [pid 395] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] newfstatat(AT_FDCWD, "./15/binderfs" [pid 395] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 394] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] unlink("./15/binderfs" [pid 395] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 394] <... symlinkat resumed>) = 0 [pid 308] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... unlink resumed>) = 0 [pid 395] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 394] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 395] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 394] <... unlinkat resumed>) = 0 [pid 308] fstat(3 [pid 307] fstat(3 [pid 306] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 395] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 394] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 306] <... umount2 resumed>) = 0 [pid 394] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] getdents64(3 [pid 306] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 394] exit_group(0 [pid 308] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 395] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 394] <... exit_group resumed>) = ? [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./15/config" [pid 395] exit_group(0 [pid 394] +++ exited with 0 +++ [pid 308] newfstatat(AT_FDCWD, "./15/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 395] <... exit_group resumed>) = ? [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./14/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 395] +++ exited with 0 +++ [pid 308] unlink("./15/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... unlink resumed>) = 0 [pid 307] unlink("./14/binderfs" [pid 308] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... unlink resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./15/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] newfstatat(AT_FDCWD, "./15/config" [pid 307] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... openat resumed>) = 4 [pid 308] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = 0 [pid 306] fstat(4 [pid 308] openat(AT_FDCWD, "./15/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 307] newfstatat(AT_FDCWD, "./14/config" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] umount2("./14/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./15/config") = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] close(4 [pid 308] getdents64(3 [pid 307] openat(AT_FDCWD, "./14/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 308] close(3 [pid 307] <... openat resumed>) = 4 [pid 306] rmdir("./15/config" [pid 308] <... close resumed>) = 0 [pid 307] fstat(4 [pid 308] rmdir("./15") = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] mkdir("./16", 0777 [pid 307] getdents64(4 [pid 306] getdents64(3 [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] close(3 [pid 309] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 396 [pid 307] close(4 [pid 309] <... openat resumed>) = 3 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... close resumed>) = 0 [pid 309] fstat(3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... close resumed>) = 0 [pid 306] rmdir("./15" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] rmdir("./14/config"ci2-android-5-15/strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x55558b467760, 24) = 0 [pid 396] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 396] chdir("./16") = 0 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 306] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] mkdir("./16", 0777 [pid 309] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] close(3 [pid 396] <... prctl resumed>) = 0 [pid 396] setpgid(0, 0) = 0 [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 396] write(3, "1000", 4 [pid 309] newfstatat(AT_FDCWD, "./19/binderfs" [pid 307] rmdir("./14" [pid 305] <... restart_syscall resumed>) = 0 [pid 396] <... write resumed>) = 4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 396] close(3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 396] <... close resumed>) = 0 [pid 309] unlink("./19/binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 396] symlink("/dev/binderfs", "./binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 396] <... symlink resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 307] mkdir("./15", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 396] write(1, "executing program\n", 18 [pid 309] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... openat resumed>) = 3 [pid 396] <... write resumed>) = 18 [pid 305] fstat(3 [pid 396] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 396] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 305] getdents64(3 [pid 396] mount(NULL, "./config", "configfs", 0, NULL [pid 309] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... mkdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 397 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 396] <... mount resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 396] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] newfstatat(AT_FDCWD, "./19/config" [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 397 attached [pid 396] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] newfstatat(AT_FDCWD, "./17/binderfs" [pid 396] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 396] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] unlink("./17/binderfs" [pid 396] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... unlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 398 attached [pid 397] set_robust_list(0x55558b467760, 24 [pid 309] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 398] set_robust_list(0x55558b467760, 24 [pid 397] <... set_robust_list resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 398 [pid 398] <... set_robust_list resumed>) = 0 [pid 397] rt_sigprocmask(SIG_SETMASK, [] [pid 396] <... mkdirat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./19/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = 0 [pid 398] rt_sigprocmask(SIG_SETMASK, [] [pid 397] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... openat resumed>) = 4 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 398] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 397] chdir("./16" [pid 309] fstat(4 [pid 398] chdir("./15" [pid 397] <... chdir resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 398] <... chdir resumed>) = 0 [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 396] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] getdents64(4 [pid 305] newfstatat(AT_FDCWD, "./17/config" [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 397] <... prctl resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 397] setpgid(0, 0 [pid 309] getdents64(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 397] <... setpgid resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 398] <... prctl resumed>) = 0 [pid 396] <... symlinkat resumed>) = 0 [pid 305] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 398] setpgid(0, 0 [pid 397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 396] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] close(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 398] <... setpgid resumed>) = 0 [pid 396] <... unlinkat resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 305] openat(AT_FDCWD, "./17/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 397] <... openat resumed>) = 3 [pid 396] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] rmdir("./19/config" [pid 305] <... openat resumed>) = 4 [pid 398] <... openat resumed>) = 3 [pid 397] write(3, "1000", 4 [pid 396] <... rmdir resumed>) = 0 [pid 305] fstat(4 [pid 398] write(3, "1000", 4 [pid 396] exit_group(0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 398] <... write resumed>) = 4 [pid 396] <... exit_group resumed>) = ? [pid 305] getdents64(4 [pid 398] close(3 [pid 397] <... write resumed>) = 4 [pid 396] +++ exited with 0 +++ [pid 309] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 398] <... close resumed>) = 0 [pid 397] close(3 [pid 309] getdents64(3 [pid 305] getdents64(4 [pid 398] symlink("/dev/binderfs", "./binderfs" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=396, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 398] <... symlink resumed>) = 0 [pid 397] <... close resumed>) = 0 [pid 309] close(3 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] close(4 [pid 398] write(1, "executing program\n", 18 [pid 397] symlink("/dev/binderfs", "./binderfs" [pid 309] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 398] <... write resumed>) = 18 [pid 309] rmdir("./19" [pid 305] rmdir("./17/config" [pid 398] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 398] <... mkdirat resumed>) = 0 [pid 397] <... symlink resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 398] mount(NULL, "./config", "configfs", 0, NULL [pid 397] write(1, "executing program\n", 18 [pid 309] mkdir("./20", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 398] <... mount resumed>) = 0 [pid 397] <... write resumed>) = 18 [pid 305] close(3 [pid 398] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... close resumed>) = 0 [pid 398] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] rmdir("./17" [pid 398] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 397] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 398] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] mkdir("./18", 0777 executing program executing program [ 27.437680][ T394] Mass Storage Function, version: 2009/09/11 [ 27.443836][ T394] LUN: removable file: (no medium) [ 27.463840][ T396] Mass Storage Function, version: 2009/09/11 [ 27.470299][ T396] LUN: removable file: (no medium) [pid 398] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 397] <... mkdirat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... mkdir resumed>) = 0 [pid 397] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 397] <... mount resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 397] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 399 [pid 308] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 397] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 399 attached [pid 398] <... mkdirat resumed>) = 0 [pid 397] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 397] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... openat resumed>) = 3 [pid 397] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] fstat(3 [pid 397] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 399] set_robust_list(0x55558b467760, 24 [pid 398] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 397] <... symlinkat resumed>) = 0 [pid 308] getdents64(3 [pid 399] <... set_robust_list resumed>) = 0 [pid 398] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 397] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 400 ci2-android-5-15/strace-static-x86_64: Process 400 attached [pid 399] rt_sigprocmask(SIG_SETMASK, [] [pid 398] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 397] <... unlinkat resumed>) = 0 [pid 308] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 399] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 398] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 397] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 400] set_robust_list(0x55558b467760, 24 [pid 399] chdir("./20" [pid 398] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 397] <... rmdir resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./16/binderfs" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 400] <... set_robust_list resumed>) = 0 [pid 399] <... chdir resumed>) = 0 [pid 398] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 397] exit_group(0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 400] rt_sigprocmask(SIG_SETMASK, [] [pid 399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 398] exit_group(0 [pid 397] <... exit_group resumed>) = ? [pid 400] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 399] <... prctl resumed>) = 0 [pid 398] <... exit_group resumed>) = ? [pid 308] unlink("./16/binderfs" [pid 400] chdir("./18" [pid 399] setpgid(0, 0 [pid 398] +++ exited with 0 +++ [pid 397] +++ exited with 0 +++ [pid 400] <... chdir resumed>) = 0 [pid 399] <... setpgid resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 400] <... prctl resumed>) = 0 [pid 399] <... openat resumed>) = 3 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 400] setpgid(0, 0 [pid 399] write(3, "1000", 4 [pid 400] <... setpgid resumed>) = 0 [pid 399] <... write resumed>) = 4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 399] close(3 [pid 308] <... umount2 resumed>) = 0 [pid 400] <... openat resumed>) = 3 [pid 399] <... close resumed>) = 0 [pid 308] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 400] write(3, "1000", 4 [pid 399] symlink("/dev/binderfs", "./binderfs" [pid 400] <... write resumed>) = 4 [pid 399] <... symlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 400] close(3 [pid 399] write(1, "executing program\n", 18 [pid 400] <... close resumed>) = 0 executing program [pid 399] <... write resumed>) = 18 [pid 308] newfstatat(AT_FDCWD, "./16/config" [pid 400] symlink("/dev/binderfs", "./binderfs" [pid 399] mkdirat(AT_FDCWD, "./config", 0777 [pid 400] <... symlink resumed>) = 0 [pid 399] <... mkdirat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 400] write(1, "executing program\n", 18 [pid 399] mount(NULL, "./config", "configfs", 0, NULL [pid 400] <... write resumed>) = 18 [pid 399] <... mount resumed>) = 0 executing program [pid 308] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 400] mkdirat(AT_FDCWD, "./config", 0777 [pid 399] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 400] <... mkdirat resumed>) = 0 [pid 399] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 400] mount(NULL, "./config", "configfs", 0, NULL [pid 399] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] openat(AT_FDCWD, "./16/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 400] <... mount resumed>) = 0 [pid 399] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 400] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 399] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 400] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 400] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 399] <... mkdirat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 400] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 399] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] close(4 [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 400] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... close resumed>) = 0 [pid 307] fstat(3 [pid 306] fstat(3 [pid 400] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 399] <... symlinkat resumed>) = 0 [pid 308] rmdir("./16/config" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 400] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 399] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 400] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 399] <... unlinkat resumed>) = 0 [pid 308] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 400] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 400] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 399] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 400] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... close resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./15/binderfs" [pid 306] newfstatat(AT_FDCWD, "./16/binderfs" [pid 400] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 399] <... rmdir resumed>) = 0 [pid 308] rmdir("./16" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 400] exit_group(0 [pid 399] exit_group(0 [pid 308] <... rmdir resumed>) = 0 [pid 307] unlink("./15/binderfs" [pid 306] unlink("./16/binderfs" [pid 400] <... exit_group resumed>) = ? [pid 399] <... exit_group resumed>) = ? [pid 308] mkdir("./17", 0777 [pid 307] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 400] +++ exited with 0 +++ [pid 308] <... mkdir resumed>) = 0 [pid 307] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 399] +++ exited with 0 +++ [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] newfstatat(AT_FDCWD, "./15/config" [pid 306] newfstatat(AT_FDCWD, "./16/config" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 401 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-15/strace-static-x86_64: Process 401 attached [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] umount2("./15/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 401] set_robust_list(0x55558b467760, 24 [pid 307] openat(AT_FDCWD, "./15/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./16/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 307] fstat(4 [pid 306] fstat(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 401] <... set_robust_list resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] close(4 [pid 306] close(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 309] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rmdir("./15/config" [pid 306] rmdir("./16/config" [pid 309] <... openat resumed>) = 3 [pid 306] <... rmdir resumed>) = 0 [pid 309] fstat(3 [pid 307] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] close(3 [pid 306] <... close resumed>) = 0 [pid 309] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 306] rmdir("./16" [pid 401] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./15" [pid 306] <... rmdir resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./20/binderfs" [pid 306] mkdir("./17", 0777 [pid 401] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 309] unlink("./20/binderfs" [pid 307] mkdir("./16", 0777 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... unlink resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 401] chdir("./17" [pid 309] <... umount2 resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 402 attached [pid 401] <... chdir resumed>) = 0 [pid 309] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 402 [pid 402] set_robust_list(0x55558b467760, 24 [pid 401] <... prctl resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./20/config" [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 402] <... set_robust_list resumed>) = 0 [pid 401] setpgid(0, 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 401] <... setpgid resumed>) = 0 [pid 309] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 403 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 401] <... openat resumed>) = 3 [pid 309] openat(AT_FDCWD, "./20/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 402] rt_sigprocmask(SIG_SETMASK, [] [pid 401] write(3, "1000", 4 [pid 309] <... openat resumed>) = 4 [pid 305] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 402] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 401] <... write resumed>) = 4 [pid 309] fstat(4 [pid 402] chdir("./17" [pid 305] <... openat resumed>) = 3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 402] <... chdir resumed>) = 0 [pid 309] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 401] close(3) = 0 [pid 401] symlink("/dev/binderfs", "./binderfs" [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(3 [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] getdents64(4 [pid 402] <... prctl resumed>) = 0 [pid 401] <... symlink resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 402] setpgid(0, 0 [pid 309] close(4 [pid 305] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... close resumed>) = 0 [pid 401] write(1, "executing program\n", 18 [pid 402] <... setpgid resumed>) = 0 [pid 309] rmdir("./20/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 401] <... write resumed>) = 18 executing program [pid 401] mkdirat(AT_FDCWD, "./config", 0777 [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 401] <... mkdirat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./18/binderfs"ci2-android-5-15/strace-static-x86_64: Process 403 attached [pid 309] getdents64(3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] unlink("./18/binderfs" [pid 309] close(3 [pid 401] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 305] <... unlink resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 305] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rmdir("./20" [pid 401] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 401] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 402] <... openat resumed>) = 3 [pid 309] mkdir("./21", 0777 [pid 305] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [ 27.484429][ T398] Mass Storage Function, version: 2009/09/11 [ 27.490654][ T398] LUN: removable file: (no medium) [ 27.504627][ T399] Mass Storage Function, version: 2009/09/11 [ 27.510889][ T399] LUN: removable file: (no medium) [pid 401] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 403] set_robust_list(0x55558b467760, 24 [pid 402] write(3, "1000", 4 [pid 309] <... mkdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 403] <... set_robust_list resumed>) = 0 [pid 402] <... write resumed>) = 4 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] newfstatat(AT_FDCWD, "./18/config" [pid 403] rt_sigprocmask(SIG_SETMASK, [] [pid 402] close(3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 403] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 402] <... close resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 404 attached [pid 403] chdir("./16" [pid 402] symlink("/dev/binderfs", "./binderfs" [pid 401] <... mkdirat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 404] set_robust_list(0x55558b467760, 24 [pid 403] <... chdir resumed>) = 0 [pid 402] <... symlink resumed>) = 0 [pid 401] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 404 [pid 305] openat(AT_FDCWD, "./18/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 404] <... set_robust_list resumed>) = 0 [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 402] write(1, "executing program\n", 18 [pid 401] <... symlinkat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 403] <... prctl resumed>) = 0 [pid 402] <... write resumed>) = 18 executing program [pid 401] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... openat resumed>) = 4 [pid 402] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] fstat(4 [pid 403] setpgid(0, 0 [pid 401] <... unlinkat resumed>) = 0 [pid 402] <... mkdirat resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 403] <... setpgid resumed>) = 0 [pid 402] mount(NULL, "./config", "configfs", 0, NULL [pid 401] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] getdents64(4 [pid 404] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 402] <... mount resumed>) = 0 [pid 305] getdents64(4 [pid 402] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 402] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... close resumed>) = 0 [pid 402] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 401] <... rmdir resumed>) = 0 [pid 305] rmdir("./18/config" [pid 402] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 402] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 404] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 403] <... openat resumed>) = 3 [pid 401] exit_group(0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 402] <... mkdirat resumed>) = 0 [pid 401] <... exit_group resumed>) = ? [pid 305] close(3 [pid 404] chdir("./21") = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 401] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 404] <... prctl resumed>) = 0 [pid 403] write(3, "1000", 4 [pid 402] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... close resumed>) = 0 [pid 404] setpgid(0, 0 [pid 403] <... write resumed>) = 4 [pid 305] rmdir("./18" [pid 404] <... setpgid resumed>) = 0 [pid 403] close(3 [pid 402] <... symlinkat resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./19", 0777 [pid 403] <... close resumed>) = 0 [pid 403] symlink("/dev/binderfs", "./binderfs" [pid 305] <... mkdir resumed>) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 405 ci2-android-5-15/strace-static-x86_64: Process 405 attached [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 403] <... symlink resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 405] set_robust_list(0x55558b467760, 24 [pid 404] <... openat resumed>) = 3 [pid 403] write(1, "executing program\n", 18 [pid 402] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 404] write(3, "1000", 4 [pid 403] <... write resumed>) = 18 [pid 405] <... set_robust_list resumed>) = 0 [pid 402] <... unlinkat resumed>) = 0 [pid 403] mkdirat(AT_FDCWD, "./config", 0777 [pid 404] <... write resumed>) = 4 executing program [pid 402] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 405] chdir("./19") = 0 [pid 405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] close(3 [pid 403] <... mkdirat resumed>) = 0 [pid 405] setpgid(0, 0 [pid 402] <... rmdir resumed>) = 0 [pid 404] <... close resumed>) = 0 [pid 403] mount(NULL, "./config", "configfs", 0, NULL [pid 405] <... setpgid resumed>) = 0 [pid 405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 404] symlink("/dev/binderfs", "./binderfs" [pid 403] <... mount resumed>) = 0 [pid 402] exit_group(0 [pid 405] write(3, "1000", 4) = 4 [pid 403] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 404] <... symlink resumed>) = 0 [pid 404] write(1, "executing program\n", 18 [pid 403] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 402] <... exit_group resumed>) = ? [pid 405] close(3) = 0 [pid 405] symlink("/dev/binderfs", "./binderfs" [pid 403] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 404] <... write resumed>) = 18 [pid 405] <... symlink resumed>) = 0 [pid 405] write(1, "executing program\n", 18 [pid 402] +++ exited with 0 +++ [pid 405] <... write resumed>) = 18 executing program executing program [pid 405] mkdirat(AT_FDCWD, "./config", 0777 [pid 403] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 404] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 405] <... mkdirat resumed>) = 0 [pid 404] <... mkdirat resumed>) = 0 [pid 403] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 405] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 405] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 405] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 405] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 404] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... restart_syscall resumed>) = 0 [pid 308] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 404] <... mount resumed>) = 0 [pid 308] fstat(3 [pid 404] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... openat resumed>) = 3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 404] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] fstat(3 [pid 308] getdents64(3 [pid 404] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(3 [pid 404] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 404] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./17/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./17/binderfs" [pid 308] unlink("./17/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... unlink resumed>) = 0 [pid 306] unlink("./17/binderfs" [pid 308] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 306] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./17/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./17/config" [pid 308] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./17/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./17/config") = 0 [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./17" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./18", 0777 [pid 403] <... mkdirat resumed>) = 0 [pid 308] openat(AT_FDCWD, "./17/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... mkdir resumed>) = 0 [pid 405] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 405] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 405] <... symlinkat resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 406 attached [pid 405] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 404] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 403] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... openat resumed>) = 4 [pid 405] <... unlinkat resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 406 [pid 405] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 404] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 403] <... symlinkat resumed>) = 0 [pid 308] fstat(4 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 406] set_robust_list(0x55558b467760, 24 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 406] <... set_robust_list resumed>) = 0 [pid 405] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 404] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 403] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 404] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 403] <... unlinkat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 404] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 403] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] getdents64(4 [pid 406] rt_sigprocmask(SIG_SETMASK, [] [pid 405] exit_group(0 [pid 404] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 404] <... rmdir resumed>) = 0 [pid 308] close(4) = 0 [pid 404] exit_group(0 [pid 308] rmdir("./17/config" [pid 404] <... exit_group resumed>) = ? [pid 405] <... exit_group resumed>) = ? [pid 403] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 406] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 404] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] getdents64(3 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 403] exit_group(0 [pid 308] close(3 [pid 403] <... exit_group resumed>) = ? [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./17") = 0 [pid 308] mkdir("./18", 0777 [pid 406] chdir("./18" [pid 405] +++ exited with 0 +++ [pid 403] +++ exited with 0 +++ [pid 308] <... mkdir resumed>) = 0 [pid 406] <... chdir resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 406] setpgid(0, 0 [pid 309] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=403, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 406] <... setpgid resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 406] <... openat resumed>) = 3 [pid 309] <... openat resumed>) = 3 [pid 406] write(3, "1000", 4 [pid 309] fstat(3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 406] <... write resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 406] close(3 [pid 309] getdents64(3 [pid 406] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 406] symlink("/dev/binderfs", "./binderfs" [pid 309] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 407 attached [pid 406] <... symlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 407 [pid 406] write(1, "executing program\n", 18 [pid 309] newfstatat(AT_FDCWD, "./21/binderfs" [pid 406] <... write resumed>) = 18 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 406] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 309] unlink("./21/binderfs" [pid 407] set_robust_list(0x55558b467760, 24 [pid 406] <... mkdirat resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 406] mount(NULL, "./config", "configfs", 0, NULL [pid 309] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 407] <... set_robust_list resumed>) = 0 [pid 406] <... mount resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 406] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 406] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 406] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] newfstatat(AT_FDCWD, "./21/config" [pid 407] rt_sigprocmask(SIG_SETMASK, [] [pid 406] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 406] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 27.534911][ T401] Mass Storage Function, version: 2009/09/11 [ 27.541020][ T401] LUN: removable file: (no medium) [ 27.549681][ T402] Mass Storage Function, version: 2009/09/11 [ 27.555686][ T402] LUN: removable file: (no medium) [ 27.567962][ T403] Mass Storage Function, version: 2009/09/11 [ 27.576759][ T403] LUN: removable file: (no medium) [pid 407] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 407] chdir("./18" [pid 309] openat(AT_FDCWD, "./21/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4 [pid 307] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] fstat(3 [pid 305] fstat(3 [pid 309] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 406] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(3 [pid 305] getdents64(3 [pid 309] close(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... close resumed>) = 0 [pid 307] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rmdir("./21/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 406] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... rmdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./16/binderfs" [pid 305] newfstatat(AT_FDCWD, "./19/binderfs" [pid 309] getdents64(3 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] unlink("./16/binderfs" [pid 305] unlink("./19/binderfs" [pid 406] <... symlinkat resumed>) = 0 [pid 309] close(3 [pid 307] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 307] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rmdir("./21" [pid 307] <... umount2 resumed>) = 0 [pid 406] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] mkdir("./22", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 406] <... unlinkat resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./16/config" [pid 305] newfstatat(AT_FDCWD, "./19/config" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] umount2("./16/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 406] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./16/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./19/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 408 [pid 307] <... openat resumed>) = 4 [pid 305] <... openat resumed>) = 4 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] fstat(4 [pid 305] fstat(4 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 305] getdents64(4 [pid 406] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 305] getdents64(4 [pid 407] <... chdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] close(4 [pid 305] close(4 [pid 407] <... prctl resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 407] setpgid(0, 0 [pid 307] rmdir("./16/config" [pid 305] rmdir("./19/config"ci2-android-5-15/strace-static-x86_64: Process 408 attached [pid 407] <... setpgid resumed>) = 0 [pid 406] exit_group(0 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 406] <... exit_group resumed>) = ? [pid 307] getdents64(3 [pid 305] getdents64(3 [pid 407] <... openat resumed>) = 3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 407] write(3, "1000", 4 [pid 307] close(3 [pid 305] close(3 [pid 407] <... write resumed>) = 4 [pid 307] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 407] close(3 [pid 307] rmdir("./16" [pid 305] rmdir("./19" [pid 408] set_robust_list(0x55558b467760, 24 [pid 407] <... close resumed>) = 0 [pid 406] +++ exited with 0 +++ [pid 307] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 407] symlink("/dev/binderfs", "./binderfs" [pid 307] mkdir("./17", 0777 [pid 305] mkdir("./20", 0777 [pid 408] <... set_robust_list resumed>) = 0 [pid 407] <... symlink resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... mkdir resumed>) = 0 [pid 407] write(1, "executing program\n", 18 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 407] <... write resumed>) = 18 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 407] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 409 attached ci2-android-5-15/strace-static-x86_64: Process 410 attached [pid 408] rt_sigprocmask(SIG_SETMASK, [] [pid 407] <... mkdirat resumed>) = 0 [pid 407] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 409 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 410 [pid 410] set_robust_list(0x55558b467760, 24 [pid 409] set_robust_list(0x55558b467760, 24 [pid 408] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 407] <... mount resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 408] chdir("./22" [pid 407] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 407] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 407] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 407] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 410] <... set_robust_list resumed>) = 0 [pid 409] <... set_robust_list resumed>) = 0 [pid 408] <... chdir resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 407] <... mkdirat resumed>) = 0 [pid 409] rt_sigprocmask(SIG_SETMASK, [] [pid 407] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 408] <... prctl resumed>) = 0 [pid 408] setpgid(0, 0 [pid 306] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 407] <... symlinkat resumed>) = 0 [pid 407] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 407] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 408] <... setpgid resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 407] <... rmdir resumed>) = 0 [pid 407] exit_group(0) = ? [pid 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 409] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 407] +++ exited with 0 +++ [pid 306] <... openat resumed>) = 3 [pid 408] <... openat resumed>) = 3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] fstat(3 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 410] rt_sigprocmask(SIG_SETMASK, [] [pid 408] write(3, "1000", 4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 409] chdir("./17" [pid 410] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] getdents64(3 [pid 410] chdir("./20" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 409] <... chdir resumed>) = 0 [pid 408] <... write resumed>) = 4 [pid 410] <... chdir resumed>) = 0 [pid 408] close(3 [pid 306] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 408] <... close resumed>) = 0 [pid 409] <... prctl resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 408] symlink("/dev/binderfs", "./binderfs" [pid 306] newfstatat(AT_FDCWD, "./18/binderfs" [pid 409] setpgid(0, 0 [pid 410] <... prctl resumed>) = 0 [pid 410] setpgid(0, 0) = 0 [pid 408] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 409] <... setpgid resumed>) = 0 [pid 408] write(1, "executing program\n", 18 [pid 306] unlink("./18/binderfs" [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... unlink resumed>) = 0 [pid 408] <... write resumed>) = 18 [pid 409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 408] mkdirat(AT_FDCWD, "./config", 0777 [pid 410] <... openat resumed>) = 3 [pid 409] <... openat resumed>) = 3 [pid 410] write(3, "1000", 4) = 4 [pid 410] close(3) = 0 [pid 410] symlink("/dev/binderfs", "./binderfs" [pid 408] <... mkdirat resumed>) = 0 [pid 409] write(3, "1000", 4 [pid 306] <... umount2 resumed>) = 0 executing program [pid 410] <... symlink resumed>) = 0 [pid 410] write(1, "executing program\n", 18) = 18 executing program [pid 410] mkdirat(AT_FDCWD, "./config", 0777 [pid 408] mount(NULL, "./config", "configfs", 0, NULL [pid 306] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 409] <... write resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 408] <... mount resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./18/config" [pid 409] close(3 [pid 408] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 409] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 408] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 409] symlink("/dev/binderfs", "./binderfs" [pid 408] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 410] <... mkdirat resumed>) = 0 [pid 408] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 410] mount(NULL, "./config", "configfs", 0, NULL [pid 408] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 409] <... symlink resumed>) = 0 [pid 306] openat(AT_FDCWD, "./18/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 410] <... mount resumed>) = 0 [pid 410] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 410] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 410] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 308] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 409] write(1, "executing program\n", 18 [pid 308] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... openat resumed>) = 4 [pid 409] <... write resumed>) = 18 [pid 306] fstat(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 409] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] getdents64(4 [pid 308] newfstatat(AT_FDCWD, "./18/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./18/binderfs") = 0 [pid 308] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 409] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 306] getdents64(4 [pid 308] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 409] mount(NULL, "./config", "configfs", 0, NULL [pid 306] close(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./18/config" [pid 306] <... close resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rmdir("./18/config" [pid 409] <... mount resumed>) = 0 [pid 308] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./18/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4 [pid 306] <... rmdir resumed>) = 0 [pid 409] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] getdents64(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 409] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] close(3 [pid 409] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 306] rmdir("./18" [pid 409] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 409] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] mkdir("./19", 0777 [pid 308] rmdir("./18/config") = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [ 27.595235][ T406] Mass Storage Function, version: 2009/09/11 [ 27.601674][ T406] LUN: removable file: (no medium) [ 27.620279][ T407] Mass Storage Function, version: 2009/09/11 [ 27.626355][ T407] LUN: removable file: (no medium) [ 27.638270][ T408] Mass Storage Function, version: 2009/09/11 [pid 306] <... mkdir resumed>) = 0 [pid 308] rmdir("./18") = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] mkdir("./19", 0777) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 411 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 411 attached [pid 411] set_robust_list(0x55558b467760, 24) = 0 [pid 411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 411] chdir("./19") = 0 [pid 411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 411] setpgid(0, 0) = 0 [pid 411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 411] write(3, "1000", 4) = 4 [pid 411] close(3) = 0 [pid 411] symlink("/dev/binderfs", "./binderfs" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 412 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 411] <... symlink resumed>) = 0 [pid 411] write(1, "executing program\n", 18) = 18 executing program [pid 411] mkdirat(AT_FDCWD, "./config", 0777ci2-android-5-15/strace-static-x86_64: Process 412 attached [pid 412] set_robust_list(0x55558b467760, 24 [pid 411] <... mkdirat resumed>) = 0 [pid 411] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 411] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 411] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 411] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 408] <... mkdirat resumed>) = 0 [pid 408] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 408] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 409] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 410] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 410] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 409] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 410] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 410] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 409] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 412] <... set_robust_list resumed>) = 0 [pid 410] exit_group(0 [pid 409] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 410] <... exit_group resumed>) = ? [pid 412] rt_sigprocmask(SIG_SETMASK, [] [pid 410] +++ exited with 0 +++ [pid 409] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 409] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 412] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 412] chdir("./19" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 408] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 412] <... chdir resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./20/binderfs" [pid 411] <... mkdirat resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 408] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 409] <... rmdir resumed>) = 0 [pid 305] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 408] exit_group(0) = ? [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./20/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 408] +++ exited with 0 +++ [pid 305] openat(AT_FDCWD, "./20/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=408, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... openat resumed>) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 411] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 409] exit_group(0 [pid 412] <... prctl resumed>) = 0 [pid 411] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 409] <... exit_group resumed>) = ? [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./20/config") = 0 [pid 412] setpgid(0, 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./20") = 0 [pid 412] <... setpgid resumed>) = 0 [pid 305] mkdir("./21", 0777) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... restart_syscall resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 412] <... openat resumed>) = 3 [pid 309] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 412] write(3, "1000", 4 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 413 [pid 412] <... write resumed>) = 4 [pid 309] newfstatat(AT_FDCWD, "./22/binderfs" [pid 412] close(3 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] unlink("./22/binderfs" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 412] <... close resumed>) = 0 [pid 411] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 409] +++ exited with 0 +++ [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 412] symlink("/dev/binderfs", "./binderfs" [pid 309] <... umount2 resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./22/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 412] <... symlink resumed>) = 0 [pid 309] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./22/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 412] write(1, "executing program\n", 18 [pid 309] getdents64(4 [pid 412] <... write resumed>) = 18 executing program [pid 411] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4ci2-android-5-15/strace-static-x86_64: Process 413 attached [pid 412] mkdirat(AT_FDCWD, "./config", 0777 [pid 411] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... close resumed>) = 0 [pid 411] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 411] exit_group(0 [pid 412] <... mkdirat resumed>) = 0 [pid 411] <... exit_group resumed>) = ? [pid 309] rmdir("./22/config" [pid 412] mount(NULL, "./config", "configfs", 0, NULL [pid 411] +++ exited with 0 +++ [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 413] set_robust_list(0x55558b467760, 24 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=411, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 413] <... set_robust_list resumed>) = 0 [pid 309] close(3 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 413] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... close resumed>) = 0 [pid 413] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rmdir("./22" [pid 413] chdir("./21") = 0 [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 413] setpgid(0, 0) = 0 [pid 413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... rmdir resumed>) = 0 [pid 412] <... mount resumed>) = 0 [pid 309] mkdir("./23", 0777 [pid 413] <... openat resumed>) = 3 [pid 413] write(3, "1000", 4) = 4 [pid 413] close(3) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 412] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 413] symlink("/dev/binderfs", "./binderfs" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 412] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 413] <... symlink resumed>) = 0 [pid 413] write(1, "executing program\n", 18) = 18 executing program [pid 413] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 412] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 413] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 414 [pid 413] <... mount resumed>) = 0 [pid 412] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 413] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 412] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 413] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 413] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 413] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 307] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./17/binderfs") = 0 [pid 307] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./17/config" [pid 308] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./17/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./17/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 4 [pid 308] fstat(3 [pid 307] fstat(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 307] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 ci2-android-5-15/strace-static-x86_64: Process 414 attached [pid 308] newfstatat(AT_FDCWD, "./19/binderfs" [pid 307] close(4 [pid 414] set_robust_list(0x55558b467760, 24 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... close resumed>) = 0 [pid 414] <... set_robust_list resumed>) = 0 [pid 308] unlink("./19/binderfs" [pid 307] rmdir("./17/config" [pid 414] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... unlink resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 414] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 414] chdir("./23" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 414] <... chdir resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] close(3 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 414] <... prctl resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./17" [pid 414] setpgid(0, 0 [pid 308] newfstatat(AT_FDCWD, "./19/config" [pid 307] <... rmdir resumed>) = 0 [pid 414] <... setpgid resumed>) = 0 [pid 307] mkdir("./18", 0777 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... mkdir resumed>) = 0 [pid 414] <... openat resumed>) = 3 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 414] write(3, "1000", 4 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 414] <... write resumed>) = 4 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 414] close(3) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 415 [pid 414] symlink("/dev/binderfs", "./binderfs" [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 414] <... symlink resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 414] write(1, "executing program\n", 18 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 414] <... write resumed>) = 18 executing program [pid 308] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 414] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 27.647896][ T408] LUN: removable file: (no medium) [ 27.658665][ T411] Mass Storage Function, version: 2009/09/11 [ 27.665679][ T411] LUN: removable file: (no medium) [ 27.684236][ T412] Mass Storage Function, version: 2009/09/11 ci2-android-5-15/strace-static-x86_64: Process 415 attached [pid 414] <... mkdirat resumed>) = 0 [pid 413] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 412] <... mkdirat resumed>) = 0 [pid 308] openat(AT_FDCWD, "./19/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 414] mount(NULL, "./config", "configfs", 0, NULL [pid 413] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 414] <... mount resumed>) = 0 [pid 413] <... symlinkat resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 414] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 413] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 414] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 413] <... unlinkat resumed>) = 0 [pid 414] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 413] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 414] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 413] <... rmdir resumed>) = 0 [pid 414] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 413] exit_group(0 [pid 415] set_robust_list(0x55558b467760, 24 [pid 413] <... exit_group resumed>) = ? [pid 412] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] fstat(4 [pid 415] <... set_robust_list resumed>) = 0 [pid 413] +++ exited with 0 +++ [pid 412] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 415] rt_sigprocmask(SIG_SETMASK, [] [pid 414] <... mkdirat resumed>) = 0 [pid 308] getdents64(4 [pid 414] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 414] <... symlinkat resumed>) = 0 [pid 308] getdents64(4 [pid 414] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 414] <... unlinkat resumed>) = 0 [pid 412] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] close(4 [pid 305] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 415] chdir("./18" [pid 414] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 415] <... chdir resumed>) = 0 [pid 414] <... rmdir resumed>) = 0 [pid 308] rmdir("./19/config" [pid 305] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 414] exit_group(0 [pid 412] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... openat resumed>) = 3 [pid 414] <... exit_group resumed>) = ? [pid 308] <... rmdir resumed>) = 0 [pid 305] fstat(3 [pid 415] <... prctl resumed>) = 0 [pid 414] +++ exited with 0 +++ [pid 412] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 415] setpgid(0, 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3 [pid 415] <... setpgid resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] close(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... close resumed>) = 0 [pid 305] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./19" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./21/binderfs" [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... rmdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 308] mkdir("./20", 0777 [pid 305] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 412] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 415] <... openat resumed>) = 3 [pid 412] exit_group(0 [pid 305] <... umount2 resumed>) = 0 [pid 415] write(3, "1000", 4 [pid 412] <... exit_group resumed>) = ? [pid 305] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 415] <... write resumed>) = 4 [pid 412] +++ exited with 0 +++ [pid 308] <... mkdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 415] close(3 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] newfstatat(AT_FDCWD, "./21/config" [pid 415] <... close resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 415] symlink("/dev/binderfs", "./binderfs" [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 415] <... symlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 415] write(1, "executing program\n", 18 [pid 305] openat(AT_FDCWD, "./21/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 415] <... write resumed>) = 18 [pid 305] <... openat resumed>) = 4 [pid 415] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] fstat(4 [pid 415] <... mkdirat resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 415] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 416 [pid 305] getdents64(4 [pid 415] <... mount resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 415] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(4 [pid 415] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 415] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] close(4 [pid 415] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... close resumed>) = 0 [pid 415] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] rmdir("./21/config"ci2-android-5-15/strace-static-x86_64: Process 416 attached [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 416] set_robust_list(0x55558b467760, 24 [pid 415] <... mkdirat resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 416] <... set_robust_list resumed>) = 0 [pid 415] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] getdents64(3 [pid 309] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 416] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 305] close(3 [pid 309] fstat(3 [pid 306] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... close resumed>) = 0 [pid 416] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] getdents64(3 [pid 306] getdents64(3 [pid 305] rmdir("./21" [pid 416] chdir("./20" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rmdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] mkdir("./22", 0777 [pid 416] <... chdir resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./23/binderfs" [pid 306] newfstatat(AT_FDCWD, "./19/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./23/binderfs" [pid 306] unlink("./19/binderfs" [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 416] <... prctl resumed>) = 0 [pid 415] <... symlinkat resumed>) = 0 [pid 309] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 416] setpgid(0, 0 [pid 415] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./23/config" [pid 306] newfstatat(AT_FDCWD, "./19/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 416] <... setpgid resumed>) = 0 [pid 415] <... unlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 417 [pid 309] openat(AT_FDCWD, "./23/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./19/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 415] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 416] <... openat resumed>) = 3 [pid 309] fstat(4 [pid 306] fstat(4 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 416] write(3, "1000", 4 [pid 415] <... rmdir resumed>) = 0 [pid 309] getdents64(4 [pid 306] getdents64(4 [pid 416] <... write resumed>) = 4 [pid 415] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4 [pid 306] getdents64(4 [pid 416] close(3 [pid 415] <... exit_group resumed>) = ? [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 306] close(4 [pid 416] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 309] rmdir("./23/config" [pid 306] rmdir("./19/config" [pid 416] symlink("/dev/binderfs", "./binderfs" [pid 415] +++ exited with 0 +++ [pid 309] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 416] <... symlink resumed>) = 0 [pid 309] close(3 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] close(3 [pid 416] write(1, "executing program\n", 18 [pid 309] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 416] <... write resumed>) = 18 executing program [pid 309] rmdir("./23" [pid 306] rmdir("./19" [pid 416] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] mkdir("./24", 0777 [pid 306] mkdir("./20", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 417 attached [pid 416] <... mkdirat resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 417] set_robust_list(0x55558b467760, 24 [pid 416] mount(NULL, "./config", "configfs", 0, NULL [pid 417] <... set_robust_list resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 418 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 419 [pid 417] rt_sigprocmask(SIG_SETMASK, [] [pid 416] <... mount resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 417] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 416] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 417] chdir("./22" [pid 416] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 417] <... chdir resumed>) = 0 [pid 416] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [ 27.692466][ T412] LUN: removable file: (no medium) [ 27.701030][ T414] Mass Storage Function, version: 2009/09/11 [ 27.707051][ T414] LUN: removable file: (no medium) [ 27.720643][ T415] Mass Storage Function, version: 2009/09/11 [ 27.726785][ T415] LUN: removable file: (no medium) [pid 417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 416] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 416] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 417] <... prctl resumed>) = 0 [pid 417] setpgid(0, 0) = 0 [pid 417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 417] write(3, "1000", 4) = 4 [pid 417] close(3) = 0 [pid 417] symlink("/dev/binderfs", "./binderfs") = 0 [pid 417] write(1, "executing program\n", 18) = 18 [pid 417] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 417] mount(NULL, "./config", "configfs", 0, NULL) = 0 ci2-android-5-15/strace-static-x86_64: Process 419 attached [pid 419] set_robust_list(0x55558b467760, 24 [pid 417] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 419] <... set_robust_list resumed>) = 0 [pid 419] rt_sigprocmask(SIG_SETMASK, [] [pid 417] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 307] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 419] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 417] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... openat resumed>) = 3 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 419] chdir("./20" [pid 307] getdents64(3 [pid 419] <... chdir resumed>) = 0 [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 419] <... prctl resumed>) = 0 [pid 307] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 419] setpgid(0, 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./18/binderfs" [pid 419] <... setpgid resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] unlink("./18/binderfs" [pid 419] <... openat resumed>) = 3 [pid 307] <... unlink resumed>) = 0 [pid 419] write(3, "1000", 4 [pid 307] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 419] <... write resumed>) = 4 [pid 419] close(3 [pid 307] <... umount2 resumed>) = 0 [pid 419] <... close resumed>) = 0 [pid 307] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 419] symlink("/dev/binderfs", "./binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 418 attached [pid 419] <... symlink resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./18/config" [pid 419] write(1, "executing program\n", 18) = 18 [pid 419] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 419] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 419] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 419] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 419] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 418] set_robust_list(0x55558b467760, 24 [pid 307] umount2("./18/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 418] <... set_robust_list resumed>) = 0 [pid 417] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 416] <... mkdirat resumed>) = 0 [pid 417] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 418] rt_sigprocmask(SIG_SETMASK, [] [pid 417] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 416] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./18/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 418] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 417] <... unlinkat resumed>) = 0 [pid 417] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 418] chdir("./24" [pid 417] <... rmdir resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 418] <... chdir resumed>) = 0 [pid 417] exit_group(0) = ? [pid 307] fstat(4 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 417] +++ exited with 0 +++ [pid 416] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 418] <... prctl resumed>) = 0 [pid 418] setpgid(0, 0 [pid 416] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] getdents64(4 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 418] <... setpgid resumed>) = 0 [pid 416] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 416] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] getdents64(4 [pid 419] <... mkdirat resumed>) = 0 [pid 418] <... openat resumed>) = 3 [pid 416] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 418] write(3, "1000", 4 [pid 416] exit_group(0 [pid 307] close(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 418] <... write resumed>) = 4 [pid 416] <... exit_group resumed>) = ? [pid 307] <... close resumed>) = 0 [pid 305] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 419] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 418] close(3 [pid 416] +++ exited with 0 +++ [pid 307] rmdir("./18/config" [pid 305] <... openat resumed>) = 3 [pid 419] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 418] <... close resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=416, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] <... rmdir resumed>) = 0 [pid 305] fstat(3 [pid 418] symlink("/dev/binderfs", "./binderfs" [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 419] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 418] <... symlink resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3 [pid 418] write(1, "executing program\n", 18 executing program [pid 307] close(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 419] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 418] <... write resumed>) = 18 [pid 307] <... close resumed>) = 0 [pid 305] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 418] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] rmdir("./18" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 419] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 418] <... mkdirat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./22/binderfs" [pid 418] mount(NULL, "./config", "configfs", 0, NULL [pid 307] mkdir("./19", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 418] <... mount resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 305] unlink("./22/binderfs" [pid 419] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 418] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... unlink resumed>) = 0 [pid 418] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 418] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 419] exit_group(0 [pid 418] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... umount2 resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 420 attached [pid 418] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 420 [pid 305] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 420] set_robust_list(0x55558b467760, 24 [pid 419] <... exit_group resumed>) = ? [pid 308] <... restart_syscall resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 420] <... set_robust_list resumed>) = 0 [pid 419] +++ exited with 0 +++ [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] newfstatat(AT_FDCWD, "./22/config" [pid 418] <... mkdirat resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 420] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 420] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 420] chdir("./19" [pid 308] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 420] <... chdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 3 [pid 420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] fstat(3 [pid 420] <... prctl resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 3 [pid 420] setpgid(0, 0 [pid 305] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 420] <... setpgid resumed>) = 0 [pid 308] getdents64(3 [pid 306] fstat(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./22/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 418] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] getdents64(3 [pid 305] <... openat resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] fstat(4 [pid 308] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./20/binderfs" [pid 305] getdents64(4 [pid 306] newfstatat(AT_FDCWD, "./20/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./20/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] unlink("./20/binderfs" [pid 418] <... symlinkat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 305] getdents64(4 [pid 418] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... unlink resumed>) = 0 [pid 308] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 418] <... unlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 308] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 305] rmdir("./22/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 418] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... rmdir resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./20/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./20/config" [pid 308] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] close(3 [pid 308] openat(AT_FDCWD, "./20/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] fstat(4 [pid 305] rmdir("./22" [pid 418] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./20/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 418] exit_group(0) = ? [pid 420] <... openat resumed>) = 3 [pid 418] +++ exited with 0 +++ [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 4 [pid 305] <... rmdir resumed>) = 0 [pid 308] getdents64(4 [pid 306] fstat(4 [pid 305] mkdir("./23", 0777 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 420] write(3, "1000", 4) = 4 [pid 420] close(3) = 0 [pid 420] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] getdents64(4 [pid 306] getdents64(4 [pid 305] <... mkdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] close(4 [pid 306] getdents64(4 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] rmdir("./20/config" [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] close(4 [pid 420] write(1, "executing program\n", 18) = 18 [pid 420] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] getdents64(3 [pid 306] rmdir("./20/config" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 420] <... mkdirat resumed>) = 0 [pid 308] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 420] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 420] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] getdents64(3 [pid 420] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... close resumed>) = 0 executing program [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] rmdir("./20" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 421 [pid 306] close(3 [pid 420] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 27.744824][ T416] Mass Storage Function, version: 2009/09/11 [ 27.753483][ T416] LUN: removable file: (no medium) [ 27.761637][ T419] Mass Storage Function, version: 2009/09/11 [ 27.767777][ T419] LUN: removable file: (no medium) [ 27.779953][ T418] Mass Storage Function, version: 2009/09/11 [ 27.786446][ T418] LUN: removable file: (no medium) [pid 420] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 421 attached [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] mkdir("./21", 0777 [pid 306] rmdir("./20" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 420] <... mkdirat resumed>) = 0 [pid 420] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 420] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... mkdir resumed>) = 0 [pid 420] <... unlinkat resumed>) = 0 [pid 420] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... rmdir resumed>) = 0 [pid 309] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] mkdir("./21", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 420] <... rmdir resumed>) = 0 [pid 420] exit_group(0) = ? [pid 306] <... mkdir resumed>) = 0 [pid 309] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 422 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] getdents64(3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 420] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 422 attached [pid 422] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=420, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 423 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 309] newfstatat(AT_FDCWD, "./24/binderfs" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./24/binderfs" [pid 422] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 422] chdir("./21") = 0 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 421] set_robust_list(0x55558b467760, 24 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 421] <... set_robust_list resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./24/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 421] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 421] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./24/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 421] chdir("./23" [pid 309] <... openat resumed>) = 4 [pid 421] <... chdir resumed>) = 0 [pid 309] fstat(4 [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 421] <... prctl resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 421] setpgid(0, 0 [pid 309] getdents64(4 [pid 421] <... setpgid resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] rmdir("./24/config" [pid 422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./24" [pid 421] <... openat resumed>) = 3 [pid 422] <... prctl resumed>) = 0 [pid 422] setpgid(0, 0 [pid 421] write(3, "1000", 4 [pid 309] <... rmdir resumed>) = 0 [pid 309] mkdir("./25", 0777ci2-android-5-15/strace-static-x86_64: Process 423 attached [pid 423] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 423] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 423] chdir("./21") = 0 [pid 423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 423] setpgid(0, 0) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 424 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 423] <... openat resumed>) = 3 [pid 422] <... setpgid resumed>) = 0 [pid 421] <... write resumed>) = 4 [pid 423] write(3, "1000", 4) = 4 [pid 423] close(3) = 0 [pid 423] symlink("/dev/binderfs", "./binderfs") = 0 [pid 423] write(1, "executing program\n", 18 [pid 422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 423] <... write resumed>) = 18 executing program [pid 423] mkdirat(AT_FDCWD, "./config", 0777 [pid 421] close(3 [pid 422] <... openat resumed>) = 3 [pid 421] <... close resumed>) = 0 [pid 421] symlink("/dev/binderfs", "./binderfs" [pid 422] write(3, "1000", 4 [pid 423] <... mkdirat resumed>) = 0 [pid 421] <... symlink resumed>) = 0 [pid 423] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 421] write(1, "executing program\n", 18 [pid 422] <... write resumed>) = 4 [pid 423] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 423] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 422] close(3 [pid 421] <... write resumed>) = 18 [pid 422] <... close resumed>) = 0 [pid 423] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 executing program [pid 422] symlink("/dev/binderfs", "./binderfs" [pid 421] mkdirat(AT_FDCWD, "./config", 0777 [pid 422] <... symlink resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 424 attached [pid 307] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 424] set_robust_list(0x55558b467760, 24 [pid 307] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 424] <... set_robust_list resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 424] rt_sigprocmask(SIG_SETMASK, [] [pid 422] write(1, "executing program\n", 18 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 421] <... mkdirat resumed>) = 0 [pid 422] <... write resumed>) = 18 [pid 307] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 424] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./19/binderfs" [pid 422] mkdirat(AT_FDCWD, "./config", 0777 [pid 421] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./19/binderfs" [pid 424] chdir("./25") = 0 [pid 307] <... unlink resumed>) = 0 [pid 424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 424] <... prctl resumed>) = 0 [pid 424] setpgid(0, 0) = 0 [pid 424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 422] <... mkdirat resumed>) = 0 [pid 421] <... mount resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 421] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 422] mount(NULL, "./config", "configfs", 0, NULL [pid 307] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 421] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] newfstatat(AT_FDCWD, "./19/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 421] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 422] <... mount resumed>) = 0 [pid 307] umount2("./19/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 424] <... openat resumed>) = 3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 422] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 421] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 307] openat(AT_FDCWD, "./19/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 424] write(3, "1000", 4 [pid 421] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... openat resumed>) = 4 [pid 422] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] fstat(4 [pid 422] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 424] <... write resumed>) = 4 [pid 307] getdents64(4 [pid 422] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 422] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 424] close(3 [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./19/config" [pid 424] <... close resumed>) = 0 [pid 424] symlink("/dev/binderfs", "./binderfs") = 0 [pid 307] <... rmdir resumed>) = 0 [pid 424] write(1, "executing program\n", 18 [pid 307] getdents64(3 executing program [pid 424] <... write resumed>) = 18 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 424] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./19") = 0 [pid 307] mkdir("./20", 0777 [pid 424] <... mkdirat resumed>) = 0 [pid 424] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 424] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 424] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 424] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 424] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 425 attached [pid 425] set_robust_list(0x55558b467760, 24 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 425 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 423] <... mkdirat resumed>) = 0 [pid 422] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 421] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 422] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 421] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 424] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 424] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 422] <... symlinkat resumed>) = 0 [pid 421] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 422] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 421] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 425] <... set_robust_list resumed>) = 0 [pid 424] <... symlinkat resumed>) = 0 [pid 422] <... unlinkat resumed>) = 0 [pid 421] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 424] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 424] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 422] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 421] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 424] exit_group(0 [pid 422] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 421] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 424] <... exit_group resumed>) = ? [pid 424] +++ exited with 0 +++ [pid 422] exit_group(0 [pid 421] exit_group(0 [pid 422] <... exit_group resumed>) = ? [pid 421] <... exit_group resumed>) = ? [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 423] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 423] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 422] +++ exited with 0 +++ [pid 423] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 423] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 423] exit_group(0) = ? [pid 421] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 423] +++ exited with 0 +++ [pid 425] rt_sigprocmask(SIG_SETMASK, [] [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=423, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 425] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 425] chdir("./20") = 0 [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 425] setpgid(0, 0) = 0 [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 425] write(3, "1000", 4) = 4 [pid 425] close(3) = 0 [pid 425] symlink("/dev/binderfs", "./binderfs") = 0 [pid 425] write(1, "executing program\n", 18) = 18 executing program [pid 425] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 425] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 425] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 425] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 27.800522][ T420] Mass Storage Function, version: 2009/09/11 [ 27.806595][ T420] LUN: removable file: (no medium) [ 27.823616][ T423] Mass Storage Function, version: 2009/09/11 [ 27.837705][ T423] LUN: removable file: (no medium) [pid 425] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 309] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 3 [pid 308] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(3 [pid 308] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 425] <... mkdirat resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] fstat(3 [pid 306] fstat(3 [pid 305] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 3 [pid 425] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 306] getdents64(3 [pid 305] fstat(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 425] <... symlinkat resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./25/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./21/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] unlink("./25/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 425] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] unlink("./21/binderfs" [pid 306] newfstatat(AT_FDCWD, "./21/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 425] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... unlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./23/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 308] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./21/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = 0 [pid 306] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] unlink("./23/binderfs" [pid 309] newfstatat(AT_FDCWD, "./25/config" [pid 308] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 425] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... unlink resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] newfstatat(AT_FDCWD, "./21/config" [pid 306] <... umount2 resumed>) = 0 [pid 305] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 309] openat(AT_FDCWD, "./25/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 4 [pid 308] openat(AT_FDCWD, "./21/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(AT_FDCWD, "./21/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./23/config" [pid 308] <... openat resumed>) = 4 [pid 306] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(4 [pid 308] fstat(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 425] exit_group(0) = ? [pid 425] +++ exited with 0 +++ [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(4 [pid 308] getdents64(4 [pid 306] openat(AT_FDCWD, "./21/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=425, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] openat(AT_FDCWD, "./23/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 308] getdents64(4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] fstat(4 [pid 305] <... openat resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] close(4 [pid 308] close(4 [pid 305] fstat(4 [pid 306] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] rmdir("./25/config" [pid 308] rmdir("./21/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 305] getdents64(4 [pid 309] close(3 [pid 308] close(3 [pid 306] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] rmdir("./21/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./25" [pid 308] rmdir("./21") = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] close(4 [pid 308] mkdir("./22", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 306] getdents64(3 [pid 305] <... close resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rmdir("./23/config" [pid 309] mkdir("./26", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 426 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 426 attached [pid 426] set_robust_list(0x55558b467760, 24) = 0 [pid 426] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... mkdir resumed>) = 0 [pid 306] close(3 [pid 305] getdents64(3 [pid 426] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 426] chdir("./22" [pid 306] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./21" [pid 426] <... chdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 426] setpgid(0, 0) = 0 [pid 426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rmdir resumed>) = 0 [pid 305] close(3 [pid 426] <... openat resumed>) = 3 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... openat resumed>) = 3 [pid 306] mkdir("./22", 0777 [pid 305] <... close resumed>) = 0 [pid 426] write(3, "1000", 4) = 4 [pid 426] close(3) = 0 [pid 426] symlink("/dev/binderfs", "./binderfs") = 0 [pid 307] fstat(3 [pid 426] write(1, "executing program\n", 18) = 18 executing program [pid 426] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 427 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] rmdir("./23" [pid 307] getdents64(3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 426] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 426] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 426] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] mkdir("./24", 0777 [pid 307] newfstatat(AT_FDCWD, "./20/binderfs" [pid 426] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 426] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 428 attached ci2-android-5-15/strace-static-x86_64: Process 427 attached [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 428] set_robust_list(0x55558b467760, 24 [pid 427] set_robust_list(0x55558b467760, 24 [pid 307] unlink("./20/binderfs" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 428 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 426] <... mkdirat resumed>) = 0 [pid 426] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 426] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 426] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 426] exit_group(0) = ? [pid 426] +++ exited with 0 +++ [pid 307] <... unlink resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 428] <... set_robust_list resumed>) = 0 [pid 428] rt_sigprocmask(SIG_SETMASK, [] [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 428] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 428] chdir("./22") = 0 [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 428] setpgid(0, 0) = 0 [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 428] write(3, "1000", 4) = 4 [pid 428] close(3) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 428] symlink("/dev/binderfs", "./binderfs") = 0 [pid 427] <... set_robust_list resumed>) = 0 [pid 307] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 429 [pid 428] write(1, "executing program\n", 18) = 18 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 428] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] newfstatat(AT_FDCWD, "./20/config" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 428] <... mkdirat resumed>) = 0 [pid 427] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./20/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 428] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 428] <... mount resumed>) = 0 [pid 307] openat(AT_FDCWD, "./20/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 427] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 428] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 428] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... openat resumed>) = 4 [pid 428] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] fstat(4 [pid 428] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 27.849943][ T425] Mass Storage Function, version: 2009/09/11 [ 27.856261][ T425] LUN: removable file: (no medium) [ 27.874882][ T426] Mass Storage Function, version: 2009/09/11 [ 27.881621][ T426] LUN: removable file: (no medium) [ 27.892254][ T428] Mass Storage Function, version: 2009/09/11 ci2-android-5-15/strace-static-x86_64: Process 429 attached [pid 427] chdir("./26" [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] close(4 [pid 428] <... mkdirat resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] <... close resumed>) = 0 [pid 308] fstat(3 [pid 307] rmdir("./20/config" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 428] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 428] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 307] getdents64(3 [pid 428] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] close(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./22/binderfs" [pid 307] rmdir("./20" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 428] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 308] unlink("./22/binderfs" [pid 307] mkdir("./21", 0777 [pid 428] exit_group(0) = ? [pid 308] <... unlink resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 308] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./22/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./22/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... openat resumed>) = 4 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./22/config" [pid 427] <... chdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 430 [pid 308] getdents64(3 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./22" [pid 429] set_robust_list(0x55558b467760, 24 [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./23", 0777 [pid 429] <... set_robust_list resumed>) = 0 [pid 427] <... prctl resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 431 attached [pid 429] rt_sigprocmask(SIG_SETMASK, [] [pid 427] setpgid(0, 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 431 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 428] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-15/strace-static-x86_64: Process 430 attached [pid 430] set_robust_list(0x55558b467760, 24) = 0 [pid 429] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 427] <... setpgid resumed>) = 0 [pid 431] set_robust_list(0x55558b467760, 24 [pid 430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 430] chdir("./21") = 0 [pid 430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 430] setpgid(0, 0) = 0 [pid 430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 430] <... openat resumed>) = 3 [pid 430] write(3, "1000", 4 [pid 427] <... openat resumed>) = 3 [pid 430] <... write resumed>) = 4 [pid 430] close(3) = 0 [pid 430] symlink("/dev/binderfs", "./binderfs" [pid 427] write(3, "1000", 4 [pid 429] chdir("./24" [pid 427] <... write resumed>) = 4 [pid 430] <... symlink resumed>) = 0 [pid 430] write(1, "executing program\n", 18 [pid 429] <... chdir resumed>) = 0 [pid 427] close(3 [pid 430] <... write resumed>) = 18 executing program [pid 430] mkdirat(AT_FDCWD, "./config", 0777 [pid 427] <... close resumed>) = 0 [pid 431] <... set_robust_list resumed>) = 0 [pid 429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 427] symlink("/dev/binderfs", "./binderfs" [pid 429] <... prctl resumed>) = 0 [pid 430] <... mkdirat resumed>) = 0 [pid 430] mount(NULL, "./config", "configfs", 0, NULL [pid 427] <... symlink resumed>) = 0 [pid 429] setpgid(0, 0 [pid 430] <... mount resumed>) = 0 [pid 430] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 429] <... setpgid resumed>) = 0 [pid 427] write(1, "executing program\n", 18 [pid 430] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 427] <... write resumed>) = 18 [pid 306] <... restart_syscall resumed>) = 0 [pid 430] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 430] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 427] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 306] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 431] rt_sigprocmask(SIG_SETMASK, [] [pid 429] <... openat resumed>) = 3 [pid 427] <... mkdirat resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 429] write(3, "1000", 4 [pid 427] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 429] <... write resumed>) = 4 [pid 306] getdents64(3 [pid 429] close(3 [pid 431] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 429] <... close resumed>) = 0 [pid 427] <... mount resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 429] symlink("/dev/binderfs", "./binderfs" [pid 427] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 430] <... mkdirat resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 430] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] newfstatat(AT_FDCWD, "./22/binderfs" [pid 430] <... symlinkat resumed>) = 0 [pid 429] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 427] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] unlink("./22/binderfs" [pid 429] write(1, "executing program\n", 18 [pid 430] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 306] <... unlink resumed>) = 0 [pid 429] <... write resumed>) = 18 [pid 427] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 430] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... umount2 resumed>) = 0 [pid 430] <... rmdir resumed>) = 0 executing program [pid 429] mkdirat(AT_FDCWD, "./config", 0777 [pid 427] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 430] exit_group(0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 430] <... exit_group resumed>) = ? [pid 306] newfstatat(AT_FDCWD, "./22/config" [pid 431] chdir("./23" [pid 430] +++ exited with 0 +++ [pid 429] <... mkdirat resumed>) = 0 [pid 427] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 431] <... chdir resumed>) = 0 [pid 429] mount(NULL, "./config", "configfs", 0, NULL [pid 306] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 431] setpgid(0, 0) = 0 [pid 431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 431] write(3, "1000", 4) = 4 [pid 431] close(3) = 0 [pid 431] symlink("/dev/binderfs", "./binderfs") = 0 [pid 431] write(1, "executing program\n", 18) = 18 executing program [pid 431] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 429] <... mount resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=430, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 429] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] openat(AT_FDCWD, "./22/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 431] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 431] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 431] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 431] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 429] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 429] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] fstat(4 [pid 429] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 429] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] getdents64(4 [pid 307] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 427] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 427] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] getdents64(4 [pid 431] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 429] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 429] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] fstat(3 [pid 306] close(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... close resumed>) = 0 [pid 307] getdents64(3 [pid 306] rmdir("./22/config" [pid 431] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 429] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 431] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 431] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 429] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rmdir resumed>) = 0 [pid 427] <... symlinkat resumed>) = 0 [pid 429] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(3 [pid 429] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 427] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] newfstatat(AT_FDCWD, "./21/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 431] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 429] <... rmdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] close(3 [pid 429] exit_group(0 [pid 307] unlink("./21/binderfs" [pid 429] <... exit_group resumed>) = ? [pid 306] <... close resumed>) = 0 [pid 431] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 431] exit_group(0 [pid 307] <... unlink resumed>) = 0 [pid 431] <... exit_group resumed>) = ? [pid 431] +++ exited with 0 +++ [pid 429] +++ exited with 0 +++ [pid 427] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./22" [pid 427] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 427] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./23", 0777 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 427] exit_group(0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./21/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 427] <... exit_group resumed>) = ? [pid 306] <... mkdir resumed>) = 0 [pid 307] umount2("./21/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] openat(AT_FDCWD, "./21/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... openat resumed>) = 4 [pid 307] fstat(4ci2-android-5-15/strace-static-x86_64: Process 432 attached , {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 432 [pid 432] set_robust_list(0x55558b467760, 24 [pid 307] getdents64(4 [pid 432] <... set_robust_list resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 432] rt_sigprocmask(SIG_SETMASK, [] [pid 307] getdents64(4 [pid 432] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 432] chdir("./23" [pid 427] +++ exited with 0 +++ [pid 307] close(4 [pid 432] <... chdir resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... close resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rmdir("./21/config" [pid 432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 432] setpgid(0, 0) = 0 [pid 432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... rmdir resumed>) = 0 [pid 432] <... openat resumed>) = 3 [pid 307] getdents64(3 [pid 432] write(3, "1000", 4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 432] <... write resumed>) = 4 [pid 307] close(3 [pid 432] close(3) = 0 [pid 307] <... close resumed>) = 0 [pid 432] symlink("/dev/binderfs", "./binderfs" [pid 307] rmdir("./21" [pid 432] <... symlink resumed>) = 0 [pid 432] write(1, "executing program\n", 18 [pid 307] <... rmdir resumed>) = 0 [pid 432] <... write resumed>) = 18 [pid 307] mkdir("./22", 0777 [pid 432] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 432] mount(NULL, "./config", "configfs", 0, NULL executing program [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 432] <... mount resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 432] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [ 27.898280][ T428] LUN: removable file: (no medium) [ 27.914880][ T430] Mass Storage Function, version: 2009/09/11 [ 27.921744][ T430] LUN: removable file: (no medium) [ 27.929881][ T427] Mass Storage Function, version: 2009/09/11 [ 27.936475][ T427] LUN: removable file: (no medium) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 432] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 432] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 433 attached [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 433 [pid 432] <... mkdirat resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 432] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... openat resumed>) = 3 [pid 309] <... openat resumed>) = 3 [pid 432] <... symlinkat resumed>) = 0 [pid 432] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 432] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 308] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 308] getdents64(3 [pid 309] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 432] <... rmdir resumed>) = 0 [pid 432] exit_group(0 [pid 309] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 432] <... exit_group resumed>) = ? [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] newfstatat(AT_FDCWD, "./26/binderfs" [pid 308] newfstatat(AT_FDCWD, "./23/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./26/binderfs" [pid 305] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] unlink("./23/binderfs" [pid 309] <... unlink resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 309] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 433] set_robust_list(0x55558b467760, 24 [pid 309] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./24/binderfs" [pid 309] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./26/config" [pid 305] unlink("./24/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] newfstatat(AT_FDCWD, "./23/config" [pid 305] <... unlink resumed>) = 0 [pid 309] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./26/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 432] +++ exited with 0 +++ [pid 305] <... umount2 resumed>) = 0 [pid 309] fstat(4 [pid 308] openat(AT_FDCWD, "./23/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=432, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 308] fstat(4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] newfstatat(AT_FDCWD, "./24/config" [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] getdents64(4 [pid 309] close(4 [pid 305] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 305] openat(AT_FDCWD, "./24/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] rmdir("./26/config" [pid 433] <... set_robust_list resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... openat resumed>) = 4 [pid 433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] close(4 [pid 305] fstat(4 [pid 433] chdir("./22") = 0 [pid 433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 433] setpgid(0, 0) = 0 [pid 308] <... close resumed>) = 0 [pid 309] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rmdir("./23/config" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 433] write(3, "1000", 4 [pid 308] <... rmdir resumed>) = 0 [pid 309] close(3 [pid 308] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./26" [pid 308] close(3 [pid 305] getdents64(4 [pid 433] <... write resumed>) = 4 [pid 433] close(3) = 0 [pid 433] symlink("/dev/binderfs", "./binderfs" [pid 309] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] mkdir("./27", 0777 [pid 308] <... close resumed>) = 0 [pid 305] close(4 [pid 308] rmdir("./23" [pid 433] <... symlink resumed>) = 0 [pid 433] write(1, "executing program\n", 18) = 18 [pid 433] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] rmdir("./24/config" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] mkdir("./24", 0777 [pid 433] <... mkdirat resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 433] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 433] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) executing program [pid 433] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] getdents64(3 [pid 433] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] close(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 433] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 435 attached ci2-android-5-15/strace-static-x86_64: Process 434 attached [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 434 [pid 305] rmdir("./24" [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 434] set_robust_list(0x55558b467760, 24) = 0 [pid 434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 434] chdir("./27") = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 435 [pid 306] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] mkdir("./25", 0777 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 434] setpgid(0, 0) = 0 [pid 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... mkdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 434] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] fstat(3 [pid 434] write(3, "1000", 4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 434] <... write resumed>) = 4 [pid 306] getdents64(3 [pid 434] close(3) = 0 [pid 434] symlink("/dev/binderfs", "./binderfs") = 0 [pid 434] write(1, "executing program\n", 18 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 436 [pid 306] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 434] <... write resumed>) = 18 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 434] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] newfstatat(AT_FDCWD, "./23/binderfs" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program ci2-android-5-15/strace-static-x86_64: Process 436 attached [pid 435] set_robust_list(0x55558b467760, 24 [pid 434] <... mkdirat resumed>) = 0 [pid 306] unlink("./23/binderfs" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 434] mount(NULL, "./config", "configfs", 0, NULL [pid 433] <... mkdirat resumed>) = 0 [pid 435] <... set_robust_list resumed>) = 0 [pid 434] <... mount resumed>) = 0 [pid 433] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... unlink resumed>) = 0 [pid 436] set_robust_list(0x55558b467760, 24 [pid 434] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 433] <... symlinkat resumed>) = 0 [pid 306] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 434] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 433] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 434] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 433] <... unlinkat resumed>) = 0 [pid 434] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... umount2 resumed>) = 0 [pid 434] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 433] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 434] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 434] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 433] <... rmdir resumed>) = 0 [pid 306] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 436] <... set_robust_list resumed>) = 0 [pid 435] rt_sigprocmask(SIG_SETMASK, [] [pid 434] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 434] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 433] exit_group(0 [pid 434] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 434] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 433] <... exit_group resumed>) = ? [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 434] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 436] rt_sigprocmask(SIG_SETMASK, [] [pid 435] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 434] exit_group(0 [pid 433] +++ exited with 0 +++ [pid 306] newfstatat(AT_FDCWD, "./23/config" [pid 434] <... exit_group resumed>) = ? [pid 436] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 435] chdir("./24" [pid 434] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 436] chdir("./25" [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 436] <... chdir resumed>) = 0 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 436] setpgid(0, 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 436] <... setpgid resumed>) = 0 [pid 436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 435] <... chdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./23/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 436] <... openat resumed>) = 3 [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... openat resumed>) = 4 [pid 436] write(3, "1000", 4) = 4 [pid 306] fstat(4 [pid 436] close(3) = 0 [pid 436] symlink("/dev/binderfs", "./binderfs") = 0 [pid 435] <... prctl resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 436] write(1, "executing program\n", 18) = 18 executing program [pid 306] getdents64(4 [pid 436] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 436] <... mkdirat resumed>) = 0 [pid 435] setpgid(0, 0 [pid 306] getdents64(4 [pid 436] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 436] <... mount resumed>) = 0 [pid 306] close(4 [pid 436] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... close resumed>) = 0 [pid 436] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] rmdir("./23/config" [pid 436] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 436] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 435] <... setpgid resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [ 27.951689][ T432] Mass Storage Function, version: 2009/09/11 [ 27.957825][ T432] LUN: removable file: (no medium) [ 27.972775][ T433] Mass Storage Function, version: 2009/09/11 [ 27.978936][ T433] LUN: removable file: (no medium) [ 27.994499][ T436] Mass Storage Function, version: 2009/09/11 [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] getdents64(3 [pid 435] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 436] <... mkdirat resumed>) = 0 [pid 435] write(3, "1000", 4 [pid 309] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... close resumed>) = 0 [pid 309] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rmdir("./23" [pid 435] <... write resumed>) = 4 [pid 309] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 436] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 306] <... rmdir resumed>) = 0 [pid 435] close(3 [pid 309] fstat(3 [pid 307] fstat(3 [pid 306] mkdir("./24", 0777 [pid 435] <... close resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 436] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 436] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 436] exit_group(0 [pid 309] getdents64(3 [pid 306] <... mkdir resumed>) = 0 [pid 435] symlink("/dev/binderfs", "./binderfs" [pid 307] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] newfstatat(AT_FDCWD, "./27/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 436] <... exit_group resumed>) = ? [pid 436] +++ exited with 0 +++ [pid 435] <... symlink resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./22/binderfs" [pid 435] write(1, "executing program\n", 18 executing program [pid 309] unlink("./27/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 437 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-15/strace-static-x86_64: Process 437 attached [pid 437] set_robust_list(0x55558b467760, 24 [pid 309] <... unlink resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./22/binderfs" [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 435] <... write resumed>) = 18 [pid 437] <... set_robust_list resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 435] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... unlink resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./27/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = 0 [pid 309] openat(AT_FDCWD, "./27/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 435] <... mkdirat resumed>) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] newfstatat(AT_FDCWD, "./22/config" [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 435] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... close resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] rmdir("./27/config" [pid 435] <... mount resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] umount2("./22/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 435] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(3 [pid 307] openat(AT_FDCWD, "./22/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 435] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... close resumed>) = 0 [pid 437] rt_sigprocmask(SIG_SETMASK, [] [pid 309] rmdir("./27" [pid 307] <... openat resumed>) = 4 [pid 437] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 435] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 437] chdir("./24" [pid 309] mkdir("./28", 0777 [pid 437] <... chdir resumed>) = 0 [pid 435] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... mkdir resumed>) = 0 [pid 307] fstat(4 [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 435] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 437] <... prctl resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 437] setpgid(0, 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 437] <... setpgid resumed>) = 0 [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 438 [pid 437] <... openat resumed>) = 3 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 437] write(3, "1000", 4 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 437] <... write resumed>) = 4 [pid 437] close(3) = 0 [pid 437] symlink("/dev/binderfs", "./binderfs") = 0 [pid 437] write(1, "executing program\n", 18) = 18 executing program [pid 437] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 307] getdents64(4 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 305] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 437] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./22/config" [pid 305] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 437] <... mount resumed>) = 0 [pid 437] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 307] <... rmdir resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 307] getdents64(3 [pid 305] fstat(3 [pid 437] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] close(3 [pid 437] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] getdents64(3 [pid 307] <... close resumed>) = 0 [pid 437] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] rmdir("./22" [pid 305] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 438 attached [pid 437] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 435] <... mkdirat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] mkdir("./23", 0777 [pid 305] newfstatat(AT_FDCWD, "./25/binderfs" [pid 435] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 435] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 435] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] unlink("./25/binderfs" [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 437] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... unlink resumed>) = 0 [pid 435] <... rmdir resumed>) = 0 [pid 435] exit_group(0) = ? [pid 305] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 439 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./25/config" [pid 437] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 437] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./25/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 437] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... openat resumed>) = 4 [pid 437] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 437] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] getdents64(4 [pid 435] +++ exited with 0 +++ [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] getdents64(4 [pid 437] exit_group(0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 437] <... exit_group resumed>) = ? [pid 305] close(4) = 0 ci2-android-5-15/strace-static-x86_64: Process 439 attached [pid 305] rmdir("./25/config" [pid 439] set_robust_list(0x55558b467760, 24 [pid 438] set_robust_list(0x55558b467760, 24 [pid 437] +++ exited with 0 +++ [pid 308] <... restart_syscall resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 439] <... set_robust_list resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 306] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 308] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 439] rt_sigprocmask(SIG_SETMASK, [] [pid 305] close(3 [pid 308] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... close resumed>) = 0 [pid 439] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rmdir("./25" [pid 439] chdir("./23" [pid 308] fstat(3 [pid 306] <... openat resumed>) = 3 [pid 305] <... rmdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 439] <... chdir resumed>) = 0 [pid 306] fstat(3 [pid 305] mkdir("./26", 0777 [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] getdents64(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 438] <... set_robust_list resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 439] <... prctl resumed>) = 0 [pid 306] getdents64(3 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 439] setpgid(0, 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 439] <... setpgid resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./24/binderfs" [pid 306] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 438] rt_sigprocmask(SIG_SETMASK, [] [pid 306] newfstatat(AT_FDCWD, "./24/binderfs" [pid 308] unlink("./24/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 440 [pid 308] <... unlink resumed>) = 0 [pid 306] unlink("./24/binderfs" [pid 308] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 438] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 440 attached [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./24/config" [pid 306] <... umount2 resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./24/config" [pid 439] <... openat resumed>) = 3 [pid 308] openat(AT_FDCWD, "./24/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 439] write(3, "1000", 4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 439] <... write resumed>) = 4 [pid 308] <... openat resumed>) = 4 [pid 439] close(3 [pid 306] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 439] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 439] symlink("/dev/binderfs", "./binderfs" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./24/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(4 [pid 306] <... openat resumed>) = 4 [pid 438] chdir("./28" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] fstat(4 [pid 308] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 439] <... symlink resumed>) = 0 [pid 306] getdents64(4 [pid 439] write(1, "executing program\n", 18 [pid 308] close(4 [pid 439] <... write resumed>) = 18 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 439] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] rmdir("./24/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 440] set_robust_list(0x55558b467760, 24) = 0 [pid 438] <... chdir resumed>) = 0 executing program [pid 308] <... rmdir resumed>) = 0 [pid 306] close(4 [pid 308] getdents64(3 [pid 306] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] rmdir("./24/config" [pid 440] rt_sigprocmask(SIG_SETMASK, [] [pid 308] close(3 [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 438] setpgid(0, 0 [pid 306] <... rmdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 308] rmdir("./24" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 438] <... setpgid resumed>) = 0 [pid 438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 440] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 308] mkdir("./25", 0777 [pid 306] <... close resumed>) = 0 [pid 440] chdir("./26") = 0 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... mkdir resumed>) = 0 [pid 306] rmdir("./24" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 438] <... openat resumed>) = 3 [pid 440] <... prctl resumed>) = 0 [pid 440] setpgid(0, 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] mkdir("./25", 0777 [pid 440] <... setpgid resumed>) = 0 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 438] write(3, "1000", 4) = 4 [pid 438] close(3) = 0 [pid 440] <... openat resumed>) = 3 [pid 438] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 441 [pid 306] <... mkdir resumed>) = 0 [pid 439] <... mkdirat resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 441 attached [pid 440] write(3, "1000", 4 [pid 439] mount(NULL, "./config", "configfs", 0, NULL [pid 438] write(1, "executing program\n", 18 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 439] <... mount resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 439] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 439] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 440] <... write resumed>) = 4 [pid 438] <... write resumed>) = 18 [pid 440] close(3 executing program [ 28.000621][ T436] LUN: removable file: (no medium) [ 28.013054][ T435] Mass Storage Function, version: 2009/09/11 [ 28.021209][ T435] LUN: removable file: (no medium) [pid 438] mkdirat(AT_FDCWD, "./config", 0777 [pid 441] set_robust_list(0x55558b467760, 24 [pid 440] <... close resumed>) = 0 [pid 439] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 438] <... mkdirat resumed>) = 0 [pid 441] <... set_robust_list resumed>) = 0 [pid 439] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 442 [pid 439] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 440] symlink("/dev/binderfs", "./binderfs" [pid 438] mount(NULL, "./config", "configfs", 0, NULL [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 440] <... symlink resumed>) = 0 [pid 438] <... mount resumed>) = 0 [pid 440] write(1, "executing program\n", 18 [pid 438] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 440] <... write resumed>) = 18 [pid 438] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 440] mkdirat(AT_FDCWD, "./config", 0777 [pid 438] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 440] <... mkdirat resumed>) = 0 [pid 438] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 440] mount(NULL, "./config", "configfs", 0, NULL [pid 438] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 442 attached [pid 440] <... mount resumed>) = 0 [pid 442] set_robust_list(0x55558b467760, 24 [pid 440] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 442] <... set_robust_list resumed>) = 0 [pid 440] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 442] rt_sigprocmask(SIG_SETMASK, [] [pid 440] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 440] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 442] chdir("./25" [pid 440] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 442] <... chdir resumed>) = 0 [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 442] <... prctl resumed>) = 0 executing program [pid 442] setpgid(0, 0) = 0 [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 442] write(3, "1000", 4) = 4 [pid 442] close(3) = 0 [pid 442] symlink("/dev/binderfs", "./binderfs" [pid 441] chdir("./25" [pid 442] <... symlink resumed>) = 0 [pid 441] <... chdir resumed>) = 0 [pid 442] write(1, "executing program\n", 18) = 18 executing program [pid 442] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 440] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 439] <... mkdirat resumed>) = 0 [pid 442] mount(NULL, "./config", "configfs", 0, NULL [pid 440] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 442] <... mount resumed>) = 0 [pid 440] <... symlinkat resumed>) = 0 [pid 441] <... prctl resumed>) = 0 [pid 439] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 442] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 440] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 442] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 440] <... unlinkat resumed>) = 0 [pid 441] setpgid(0, 0 [pid 442] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 440] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 442] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 441] <... setpgid resumed>) = 0 [pid 440] <... rmdir resumed>) = 0 [pid 442] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 440] exit_group(0 [pid 441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 440] <... exit_group resumed>) = ? [pid 439] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 441] <... openat resumed>) = 3 [pid 440] +++ exited with 0 +++ [pid 439] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 441] write(3, "1000", 4 [pid 439] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 442] <... mkdirat resumed>) = 0 [pid 438] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 442] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 438] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 442] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 441] <... write resumed>) = 4 [pid 438] <... symlinkat resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 442] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 438] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 442] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 438] <... unlinkat resumed>) = 0 [pid 442] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 441] close(3 [pid 438] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... restart_syscall resumed>) = 0 [pid 442] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 438] <... rmdir resumed>) = 0 [pid 441] <... close resumed>) = 0 [pid 442] exit_group(0 [pid 439] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 438] exit_group(0 [pid 442] <... exit_group resumed>) = ? [pid 438] <... exit_group resumed>) = ? [pid 442] +++ exited with 0 +++ [pid 441] symlink("/dev/binderfs", "./binderfs" [pid 439] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 438] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 441] <... symlink resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 439] exit_group(0 [pid 441] write(1, "executing program\n", 18 [pid 439] <... exit_group resumed>) = ? executing program [pid 305] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 441] <... write resumed>) = 18 [pid 441] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... openat resumed>) = 3 [pid 439] +++ exited with 0 +++ [pid 441] <... mkdirat resumed>) = 0 [pid 305] fstat(3 [pid 441] mount(NULL, "./config", "configfs", 0, NULL [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 441] <... mount resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] getdents64(3 [pid 441] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 441] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 441] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 441] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 441] <... mkdirat resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./26/binderfs" [pid 309] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] unlink("./26/binderfs" [pid 309] <... openat resumed>) = 3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 441] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... unlink resumed>) = 0 [pid 309] fstat(3 [pid 307] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 3 [pid 305] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 307] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 307] fstat(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 307] getdents64(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(3 [pid 305] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 441] <... symlinkat resumed>) = 0 [pid 441] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] newfstatat(AT_FDCWD, "./28/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./23/binderfs" [pid 306] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./26/config" [pid 309] unlink("./28/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... unlink resumed>) = 0 [pid 307] unlink("./23/binderfs" [pid 309] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./25/binderfs" [pid 305] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 441] <... unlinkat resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./25/binderfs" [pid 441] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... unlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = 0 [pid 306] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 305] openat(AT_FDCWD, "./26/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./28/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... openat resumed>) = 4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./23/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] fstat(4 [pid 309] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./25/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./23/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] openat(AT_FDCWD, "./28/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] getdents64(4 [pid 441] <... rmdir resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./23/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] fstat(4 [pid 307] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(4 [pid 306] openat(AT_FDCWD, "./25/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 4 [pid 305] close(4 [pid 307] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 441] exit_group(0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] fstat(4 [pid 309] getdents64(4 [pid 305] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rmdir("./26/config" [pid 309] close(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 441] <... exit_group resumed>) = ? [pid 441] +++ exited with 0 +++ [pid 309] <... close resumed>) = 0 [pid 307] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... rmdir resumed>) = 0 [pid 309] rmdir("./28/config" [pid 307] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 305] getdents64(3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=441, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] <... rmdir resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rmdir("./23/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] getdents64(3 [pid 306] close(4) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] rmdir("./25/config" [pid 305] close(3 [pid 309] close(3 [pid 307] getdents64(3 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3 [pid 305] rmdir("./26" [pid 309] rmdir("./28" [pid 307] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./27", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] close(3 [pid 305] <... mkdir resumed>) = 0 [pid 309] mkdir("./29", 0777 [pid 307] rmdir("./23" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... close resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 443 attached [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... rmdir resumed>) = 0 [pid 306] rmdir("./25" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] mkdir("./24", 0777 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 443 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 443] set_robust_list(0x55558b467760, 24) = 0 [pid 443] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] mkdir("./26", 0777 [pid 443] chdir("./27") = 0 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 443] setpgid(0, 0) = 0 [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... restart_syscall resumed>) = 0 [pid 443] <... openat resumed>) = 3 [pid 443] write(3, "1000", 4 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 444 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 443] <... write resumed>) = 4 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 443] close(3 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 443] <... close resumed>) = 0 [pid 308] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 443] symlink("/dev/binderfs", "./binderfs" [pid 308] <... openat resumed>) = 3 [pid 443] <... symlink resumed>) = 0 [pid 308] fstat(3 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 443] write(1, "executing program\n", 18 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 445 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 443] <... write resumed>) = 18 [pid 308] getdents64(3 [pid 443] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 443] <... mkdirat resumed>) = 0 [pid 308] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 443] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 443] <... mount resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./25/binderfs" [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 446 [pid 443] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 443] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] unlink("./25/binderfs" [pid 306] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 445 attached [pid 443] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... unlink resumed>) = 0 [pid 443] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 443] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... umount2 resumed>) = 0 [ 28.061000][ T439] Mass Storage Function, version: 2009/09/11 [ 28.067039][ T439] LUN: removable file: (no medium) [ 28.075804][ T442] Mass Storage Function, version: 2009/09/11 [ 28.082820][ T442] LUN: removable file: (no medium) [ 28.093810][ T441] Mass Storage Function, version: 2009/09/11 [ 28.100198][ T441] LUN: removable file: (no medium) ci2-android-5-15/strace-static-x86_64: Process 446 attached ci2-android-5-15/strace-static-x86_64: Process 444 attached [pid 445] set_robust_list(0x55558b467760, 24 [pid 308] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./25/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 445] <... set_robust_list resumed>) = 0 [pid 308] openat(AT_FDCWD, "./25/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 445] rt_sigprocmask(SIG_SETMASK, [] [pid 308] close(4) = 0 [pid 308] rmdir("./25/config" [pid 446] set_robust_list(0x55558b467760, 24 [pid 445] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 444] set_robust_list(0x55558b467760, 24 [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./25") = 0 [pid 445] chdir("./24" [pid 444] <... set_robust_list resumed>) = 0 [pid 308] mkdir("./26", 0777 [pid 446] <... set_robust_list resumed>) = 0 [pid 445] <... chdir resumed>) = 0 [pid 444] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 446] rt_sigprocmask(SIG_SETMASK, [] [pid 445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 444] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 447 attached [pid 445] <... prctl resumed>) = 0 [pid 444] chdir("./29" [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 447 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 445] setpgid(0, 0 [pid 444] <... chdir resumed>) = 0 [pid 443] <... mkdirat resumed>) = 0 [pid 443] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 445] <... setpgid resumed>) = 0 [pid 444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 443] <... symlinkat resumed>) = 0 [pid 443] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 444] <... prctl resumed>) = 0 [pid 443] <... unlinkat resumed>) = 0 [pid 443] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 443] exit_group(0) = ? [pid 445] <... openat resumed>) = 3 [pid 444] setpgid(0, 0 [pid 445] write(3, "1000", 4 [pid 444] <... setpgid resumed>) = 0 [pid 446] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 445] <... write resumed>) = 4 [pid 444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 445] close(3 [pid 446] chdir("./26" [pid 445] <... close resumed>) = 0 [pid 443] +++ exited with 0 +++ [pid 444] <... openat resumed>) = 3 [pid 446] <... chdir resumed>) = 0 [pid 445] symlink("/dev/binderfs", "./binderfs" [pid 444] write(3, "1000", 4 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 447] set_robust_list(0x55558b467760, 24) = 0 [pid 445] <... symlink resumed>) = 0 [pid 446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 444] <... write resumed>) = 4 [pid 445] write(1, "executing program\n", 18 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 445] <... write resumed>) = 18 [pid 444] close(3 executing program [pid 446] <... prctl resumed>) = 0 [pid 447] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 447] chdir("./26") = 0 [pid 447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 447] setpgid(0, 0) = 0 [pid 447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 447] write(3, "1000", 4 [pid 445] mkdirat(AT_FDCWD, "./config", 0777 [pid 446] setpgid(0, 0 [pid 444] <... close resumed>) = 0 [pid 447] <... write resumed>) = 4 [pid 447] close(3) = 0 [pid 447] symlink("/dev/binderfs", "./binderfs") = 0 [pid 447] write(1, "executing program\n", 18) = 18 [pid 447] mkdirat(AT_FDCWD, "./config", 0777 [pid 444] symlink("/dev/binderfs", "./binderfs" [pid 445] <... mkdirat resumed>) = 0 [pid 446] <... setpgid resumed>) = 0 [pid 444] <... symlink resumed>) = 0 [pid 445] mount(NULL, "./config", "configfs", 0, NULL [pid 446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 444] write(1, "executing program\n", 18 [pid 445] <... mount resumed>) = 0 [pid 444] <... write resumed>) = 18 [pid 447] <... mkdirat resumed>) = 0 [pid 447] mount(NULL, "./config", "configfs", 0, NULL [pid 446] <... openat resumed>) = 3 executing program executing program [pid 445] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 444] mkdirat(AT_FDCWD, "./config", 0777 [pid 446] write(3, "1000", 4 [pid 445] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 447] <... mount resumed>) = 0 [pid 447] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 447] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 444] <... mkdirat resumed>) = 0 [pid 445] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 446] <... write resumed>) = 4 [pid 445] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 446] close(3 [pid 445] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 444] mount(NULL, "./config", "configfs", 0, NULL [pid 447] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 447] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 446] <... close resumed>) = 0 [pid 446] symlink("/dev/binderfs", "./binderfs" [pid 305] <... restart_syscall resumed>) = 0 [pid 446] <... symlink resumed>) = 0 [pid 446] write(1, "executing program\n", 18 [pid 305] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 446] <... write resumed>) = 18 [pid 444] <... mount resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 446] mkdirat(AT_FDCWD, "./config", 0777) = 0 executing program [pid 446] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 446] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 446] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 446] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 444] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 444] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] fstat(3 [pid 444] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 444] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] getdents64(3 [pid 444] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 445] <... mkdirat resumed>) = 0 [pid 444] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 445] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 444] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 444] <... symlinkat resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./27/binderfs" [pid 444] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 444] <... unlinkat resumed>) = 0 [pid 305] unlink("./27/binderfs" [pid 444] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 447] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... unlink resumed>) = 0 [pid 447] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 444] <... rmdir resumed>) = 0 [pid 305] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 447] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 444] exit_group(0) = ? [pid 305] <... umount2 resumed>) = 0 [pid 447] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 447] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 444] +++ exited with 0 +++ [pid 447] exit_group(0 [pid 305] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] newfstatat(AT_FDCWD, "./27/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 447] <... exit_group resumed>) = ? [pid 305] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 445] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 445] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] openat(AT_FDCWD, "./27/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 445] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... openat resumed>) = 4 [pid 445] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 445] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 445] exit_group(0) = ? [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./27/config" [pid 447] +++ exited with 0 +++ [pid 445] +++ exited with 0 +++ [pid 309] <... restart_syscall resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] getdents64(3 [pid 309] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] close(3 [pid 309] <... openat resumed>) = 3 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... close resumed>) = 0 [pid 309] fstat(3 [pid 307] <... openat resumed>) = 3 [pid 305] rmdir("./27" [pid 446] <... mkdirat resumed>) = 0 [pid 446] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(3 [pid 305] <... rmdir resumed>) = 0 [pid 446] <... symlinkat resumed>) = 0 [pid 309] getdents64(3 [pid 308] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] mkdir("./28", 0777 [pid 446] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./29/binderfs" [pid 308] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... mkdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... openat resumed>) = 3 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 446] <... unlinkat resumed>) = 0 [pid 308] fstat(3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 446] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] getdents64(3 [pid 307] newfstatat(AT_FDCWD, "./24/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./29/binderfs") = 0 [pid 309] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 448 [pid 308] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./24/binderfs" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./26/binderfs" [pid 307] <... unlink resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 448 attached [pid 446] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] unlink("./26/binderfs" [pid 446] exit_group(0 [pid 309] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... unlink resumed>) = 0 [pid 307] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 446] <... exit_group resumed>) = ? [pid 308] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./29/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./24/config" [pid 309] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] openat(AT_FDCWD, "./29/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 308] newfstatat(AT_FDCWD, "./26/config" [pid 307] umount2("./24/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 446] +++ exited with 0 +++ [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./24/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... openat resumed>) = 4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=446, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] openat(AT_FDCWD, "./26/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4 [pid 307] fstat(4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... openat resumed>) = 4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] close(4 [pid 308] fstat(4 [pid 307] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] rmdir("./29/config" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 448] set_robust_list(0x55558b467760, 24) = 0 [pid 448] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] getdents64(3 [pid 308] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 309] close(3 [pid 308] close(4 [pid 307] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 307] rmdir("./24/config" [pid 306] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rmdir("./29" [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./26/config" [pid 307] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 448] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 448] chdir("./28" [pid 309] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 448] <... chdir resumed>) = 0 [pid 448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 448] setpgid(0, 0) = 0 [pid 448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] mkdir("./30", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 306] <... openat resumed>) = 3 [pid 448] <... openat resumed>) = 3 [pid 309] <... mkdir resumed>) = 0 [pid 308] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] fstat(3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] close(3 [pid 307] <... close resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] getdents64(3 [pid 308] <... close resumed>) = 0 [pid 307] rmdir("./24" [pid 448] write(3, "1000", 4) = 4 [pid 448] close(3) = 0 [pid 448] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 448] write(1, "executing program\n", 18) = 18 [pid 448] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 449 [pid 308] rmdir("./26" [pid 307] <... rmdir resumed>) = 0 [pid 306] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 448] <... mkdirat resumed>) = 0 [ 28.119723][ T443] Mass Storage Function, version: 2009/09/11 [ 28.125791][ T443] LUN: removable file: (no medium) [ 28.141030][ T445] Mass Storage Function, version: 2009/09/11 [ 28.147705][ T445] LUN: removable file: (no medium) [ 28.157741][ T446] Mass Storage Function, version: 2009/09/11 [ 28.164858][ T446] LUN: removable file: (no medium) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] mkdir("./25", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 448] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 308] mkdir("./27", 0777 [pid 306] newfstatat(AT_FDCWD, "./26/binderfs" [pid 448] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 448] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 448] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 448] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 449 attached [pid 308] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] unlink("./26/binderfs" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... unlink resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 448] <... mkdirat resumed>) = 0 [pid 448] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 448] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 448] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 448] exit_group(0) = ? [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 451 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 450 [pid 306] <... umount2 resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./26/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./26/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 448] +++ exited with 0 +++ [pid 306] rmdir("./26/config"ci2-android-5-15/strace-static-x86_64: Process 450 attached [pid 450] set_robust_list(0x55558b467760, 24) = 0 [pid 450] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... rmdir resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=448, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] getdents64(3 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 450] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 450] chdir("./25" [pid 306] close(3) = 0 [pid 450] <... chdir resumed>) = 0 [pid 306] rmdir("./26" [pid 450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 450] setpgid(0, 0) = 0 [pid 450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./27", 0777 [pid 450] <... openat resumed>) = 3 [pid 450] write(3, "1000", 4) = 4 [pid 450] close(3) = 0 [pid 450] symlink("/dev/binderfs", "./binderfs" [pid 306] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 450] <... symlink resumed>) = 0 [pid 450] write(1, "executing program\n", 18) = 18 [pid 450] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 452 [pid 449] set_robust_list(0x55558b467760, 24 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 449] <... set_robust_list resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 449] rt_sigprocmask(SIG_SETMASK, [] [pid 450] <... mkdirat resumed>) = 0 [pid 450] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 449] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 451 attached [pid 450] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 449] chdir("./30" [pid 450] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 450] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 450] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 449] <... chdir resumed>) = 0 [pid 451] set_robust_list(0x55558b467760, 24 [pid 449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... restart_syscall resumed>) = 0 [pid 449] <... prctl resumed>) = 0 [pid 449] setpgid(0, 0) = 0 ci2-android-5-15/strace-static-x86_64: Process 452 attached [pid 305] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 452] set_robust_list(0x55558b467760, 24 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 452] <... set_robust_list resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 452] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(3 [pid 449] <... openat resumed>) = 3 [pid 452] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 449] write(3, "1000", 4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 452] chdir("./27" [pid 449] <... write resumed>) = 4 [pid 305] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 452] <... chdir resumed>) = 0 [pid 449] close(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] newfstatat(AT_FDCWD, "./28/binderfs" [pid 449] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 449] symlink("/dev/binderfs", "./binderfs" [pid 452] <... prctl resumed>) = 0 [pid 305] unlink("./28/binderfs" [pid 452] setpgid(0, 0) = 0 [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... umount2 resumed>) = 0 [pid 449] <... symlink resumed>) = 0 [pid 305] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 449] write(1, "executing program\n", 18 [pid 305] newfstatat(AT_FDCWD, "./28/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 449] <... write resumed>) = 18 [pid 305] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./28/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 451] <... set_robust_list resumed>) = 0 [pid 449] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... openat resumed>) = 4 executing program [pid 305] fstat(4 [pid 452] <... openat resumed>) = 3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 451] rt_sigprocmask(SIG_SETMASK, [] [pid 450] <... mkdirat resumed>) = 0 [pid 449] <... mkdirat resumed>) = 0 [pid 305] getdents64(4 [pid 452] write(3, "1000", 4) = 4 [pid 451] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 449] mount(NULL, "./config", "configfs", 0, NULL [pid 305] getdents64(4 [pid 451] chdir("./27" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 452] close(3 [pid 305] close(4 [pid 451] <... chdir resumed>) = 0 [pid 449] <... mount resumed>) = 0 [pid 452] <... close resumed>) = 0 [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 449] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... close resumed>) = 0 [pid 452] symlink("/dev/binderfs", "./binderfs" [pid 305] rmdir("./28/config" [pid 451] <... prctl resumed>) = 0 [pid 449] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 452] <... symlink resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 451] setpgid(0, 0 [pid 449] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] getdents64(3 [pid 452] write(1, "executing program\n", 18 [pid 451] <... setpgid resumed>) = 0 [pid 449] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 452] <... write resumed>) = 18 [pid 305] close(3 [pid 452] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... close resumed>) = 0 executing program [pid 452] <... mkdirat resumed>) = 0 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 449] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] rmdir("./28" [pid 452] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 452] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 305] <... rmdir resumed>) = 0 [pid 449] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] mkdir("./29", 0777 [pid 452] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 452] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 452] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 305] <... mkdir resumed>) = 0 [pid 449] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 451] <... openat resumed>) = 3 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 452] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 451] write(3, "1000", 4 [pid 449] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 452] <... unlinkat resumed>) = 0 [pid 452] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 452] exit_group(0) = ? [pid 449] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 451] <... write resumed>) = 4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 453 [pid 451] close(3 [pid 449] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-15/strace-static-x86_64: Process 453 attached [pid 452] +++ exited with 0 +++ [pid 451] <... close resumed>) = 0 [pid 449] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 451] symlink("/dev/binderfs", "./binderfs" [pid 449] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 450] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 451] <... symlink resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 449] exit_group(0 [pid 451] write(1, "executing program\n", 18 [pid 449] <... exit_group resumed>) = ? [pid 451] <... write resumed>) = 18 [pid 450] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 450] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 450] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 450] exit_group(0) = ? [pid 449] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 451] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 451] <... mkdirat resumed>) = 0 [pid 450] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=450, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 451] mount(NULL, "./config", "configfs", 0, NULL [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 451] <... mount resumed>) = 0 [pid 453] set_robust_list(0x55558b467760, 24) = 0 [pid 451] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 453] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 453] chdir("./29" [pid 451] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 453] <... chdir resumed>) = 0 [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 451] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [ 28.179370][ T448] Mass Storage Function, version: 2009/09/11 [ 28.185403][ T448] LUN: removable file: (no medium) [ 28.197991][ T450] Mass Storage Function, version: 2009/09/11 [ 28.207184][ T450] LUN: removable file: (no medium) [pid 453] setpgid(0, 0 [pid 451] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 453] <... setpgid resumed>) = 0 [pid 451] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 453] write(3, "1000", 4) = 4 [pid 453] close(3) = 0 [pid 453] symlink("/dev/binderfs", "./binderfs") = 0 [pid 453] write(1, "executing program\n", 18) = 18 [pid 453] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 453] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 453] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 453] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 453] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 309] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./30/binderfs") = 0 [pid 309] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 309] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 451] <... mkdirat resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./30/config" [pid 307] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 451] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] fstat(3 [pid 306] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 453] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 453] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] openat(AT_FDCWD, "./30/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(3 [pid 306] <... openat resumed>) = 3 [pid 453] <... symlinkat resumed>) = 0 [pid 451] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] fstat(3 [pid 453] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 451] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] fstat(4 [pid 307] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 453] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 451] <... unlinkat resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 453] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 451] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] getdents64(4 [pid 307] newfstatat(AT_FDCWD, "./25/binderfs" [pid 306] getdents64(3 [pid 453] <... rmdir resumed>) = 0 [pid 451] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 453] exit_group(0 [pid 451] exit_group(0 [pid 309] getdents64(4 [pid 307] unlink("./25/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 453] <... exit_group resumed>) = ? [pid 451] <... exit_group resumed>) = ? [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... unlink resumed>) = 0 [pid 453] +++ exited with 0 +++ [pid 451] +++ exited with 0 +++ [pid 309] close(4 [pid 307] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... close resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = 0 [pid 309] rmdir("./30/config" [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./25/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] umount2("./25/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./27/binderfs" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] getdents64(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./25/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] unlink("./27/binderfs" [pid 309] close(3 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... unlink resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 307] close(4 [pid 306] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rmdir("./30" [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./25/config" [pid 309] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 309] mkdir("./31", 0777 [pid 307] getdents64(3 [pid 306] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./25" [pid 309] <... mkdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] mkdir("./26", 0777 [pid 306] newfstatat(AT_FDCWD, "./27/config" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 454 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 455 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] openat(AT_FDCWD, "./27/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 ci2-android-5-15/strace-static-x86_64: Process 454 attached [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 454] set_robust_list(0x55558b467760, 24) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 454] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... close resumed>) = 0 [pid 454] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rmdir("./27/config" [pid 454] chdir("./31") = 0 [pid 454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 454] setpgid(0, 0) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] getdents64(3 [pid 454] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 454] write(3, "1000", 4) = 4 [pid 306] close(3 [pid 454] close(3 [pid 306] <... close resumed>) = 0 [pid 454] <... close resumed>) = 0 [pid 306] rmdir("./27" [pid 454] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... rmdir resumed>) = 0 [pid 454] write(1, "executing program\n", 18 [pid 306] mkdir("./28", 0777 [pid 454] <... write resumed>) = 18 [pid 454] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... mkdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 executing program [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 454] <... mkdirat resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 454] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 454] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 454] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 456 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 454] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 454] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3ci2-android-5-15/strace-static-x86_64: Process 455 attached [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 456 attached , 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] newfstatat(AT_FDCWD, "./29/binderfs" [pid 308] <... openat resumed>) = 3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] fstat(3 [pid 305] unlink("./29/binderfs" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 456] set_robust_list(0x55558b467760, 24) = 0 [pid 305] <... unlink resumed>) = 0 [pid 308] getdents64(3 [pid 305] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./27/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./29/config" [pid 308] unlink("./27/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 456] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... unlink resumed>) = 0 [pid 456] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./29/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 308] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] newfstatat(AT_FDCWD, "./27/config" [pid 305] getdents64(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 456] chdir("./28" [pid 308] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(4 [pid 308] openat(AT_FDCWD, "./27/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 456] <... chdir resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 305] close(4 [pid 308] fstat(4 [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 305] rmdir("./29/config" [pid 456] <... prctl resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 456] setpgid(0, 0) = 0 [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] getdents64(4 [pid 456] <... openat resumed>) = 3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 308] close(4 [pid 305] getdents64(3 [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./27/config" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 456] write(3, "1000", 4) = 4 [pid 456] close(3) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 305] close(3 [pid 456] symlink("/dev/binderfs", "./binderfs" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... close resumed>) = 0 [pid 308] close(3 [pid 305] rmdir("./29" [pid 308] <... close resumed>) = 0 [pid 456] <... symlink resumed>) = 0 [pid 456] write(1, "executing program\n", 18 [pid 305] <... rmdir resumed>) = 0 [pid 308] rmdir("./27" [pid 305] mkdir("./30", 0777 [pid 456] <... write resumed>) = 18 [pid 456] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 308] mkdir("./28", 0777 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 456] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 456] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 456] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... mkdir resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 456] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 456] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 455] set_robust_list(0x55558b467760, 24 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 455] <... set_robust_list resumed>) = 0 [pid 456] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 454] <... mkdirat resumed>) = 0 [pid 456] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 454] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 457 [pid 455] rt_sigprocmask(SIG_SETMASK, [] [pid 456] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 458 ci2-android-5-15/strace-static-x86_64: Process 458 attached ci2-android-5-15/strace-static-x86_64: Process 457 attached [pid 456] <... unlinkat resumed>) = 0 [pid 455] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 454] <... symlinkat resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 458] set_robust_list(0x55558b467760, 24 [pid 457] set_robust_list(0x55558b467760, 24 [pid 456] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 455] chdir("./26" [pid 454] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 457] <... set_robust_list resumed>) = 0 [pid 456] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 455] <... chdir resumed>) = 0 [pid 454] <... unlinkat resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 458] <... set_robust_list resumed>) = 0 [pid 457] rt_sigprocmask(SIG_SETMASK, [] [pid 456] exit_group(0 [pid 455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 454] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 457] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 456] <... exit_group resumed>) = ? [pid 455] <... prctl resumed>) = 0 [pid 454] <... rmdir resumed>) = 0 [pid 458] rt_sigprocmask(SIG_SETMASK, [] [pid 457] chdir("./30" [pid 456] +++ exited with 0 +++ [pid 454] exit_group(0 [pid 457] <... chdir resumed>) = 0 [pid 455] setpgid(0, 0 [pid 454] <... exit_group resumed>) = ? [pid 458] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 455] <... setpgid resumed>) = 0 [pid 454] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 457] <... prctl resumed>) = 0 [pid 306] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 457] setpgid(0, 0) = 0 [pid 306] <... openat resumed>) = 3 [pid 455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] fstat(3 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 455] <... openat resumed>) = 3 [pid 457] <... openat resumed>) = 3 [pid 455] write(3, "1000", 4 [pid 306] getdents64(3 [pid 457] write(3, "1000", 4) = 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 457] close(3) = 0 [pid 455] <... write resumed>) = 4 [pid 306] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 458] chdir("./28" [pid 455] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 457] symlink("/dev/binderfs", "./binderfs" [pid 455] <... close resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./28/binderfs" [pid 458] <... chdir resumed>) = 0 [pid 458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 457] <... symlink resumed>) = 0 [pid 455] symlink("/dev/binderfs", "./binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 457] write(1, "executing program\n", 18 [pid 306] unlink("./28/binderfs" [pid 457] <... write resumed>) = 18 [pid 457] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... unlink resumed>) = 0 executing program [pid 458] <... prctl resumed>) = 0 [pid 457] <... mkdirat resumed>) = 0 [pid 455] <... symlink resumed>) = 0 [pid 306] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 458] setpgid(0, 0 [pid 455] write(1, "executing program\n", 18 [pid 457] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... umount2 resumed>) = 0 [pid 455] <... write resumed>) = 18 [pid 458] <... setpgid resumed>) = 0 [pid 306] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 455] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 457] <... mount resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./28/config" [pid 457] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 457] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 457] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [ 28.225359][ T451] Mass Storage Function, version: 2009/09/11 [ 28.231588][ T451] LUN: removable file: (no medium) [ 28.249814][ T454] Mass Storage Function, version: 2009/09/11 [ 28.262525][ T454] LUN: removable file: (no medium) [pid 457] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 455] <... mkdirat resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 306] openat(AT_FDCWD, "./28/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 458] <... openat resumed>) = 3 [pid 455] mount(NULL, "./config", "configfs", 0, NULL [pid 306] fstat(4 [pid 309] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] getdents64(4 [pid 457] <... mkdirat resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 458] write(3, "1000", 4 [pid 455] <... mount resumed>) = 0 [pid 309] fstat(3 [pid 306] getdents64(4 [pid 455] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 458] <... write resumed>) = 4 [pid 455] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 458] close(3 [pid 309] getdents64(3 [pid 455] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] close(4 [pid 457] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 458] <... close resumed>) = 0 [pid 457] <... symlinkat resumed>) = 0 [pid 455] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... close resumed>) = 0 [pid 458] symlink("/dev/binderfs", "./binderfs" [pid 457] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 455] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./28/config" [pid 457] <... unlinkat resumed>) = 0 [pid 455] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 457] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] newfstatat(AT_FDCWD, "./31/binderfs" [pid 306] <... rmdir resumed>) = 0 [pid 455] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 457] exit_group(0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 457] <... exit_group resumed>) = ? [pid 309] unlink("./31/binderfs" [pid 306] getdents64(3 [pid 458] <... symlink resumed>) = 0 [pid 457] +++ exited with 0 +++ [pid 455] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... unlink resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 455] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(3 [pid 458] write(1, "executing program\n", 18 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 455] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 309] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./28" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 458] <... write resumed>) = 18 [pid 455] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 455] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] newfstatat(AT_FDCWD, "./31/config" [pid 306] <... rmdir resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] mkdir("./29", 0777 [pid 455] exit_group(0 [pid 458] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 458] <... mkdirat resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 458] mount(NULL, "./config", "configfs", 0, NULL [pid 455] <... exit_group resumed>) = ? [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] openat(AT_FDCWD, "./31/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... openat resumed>) = 4 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] fstat(4 [pid 458] <... mount resumed>) = 0 [pid 458] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 458] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(4 [pid 458] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 459 [pid 455] +++ exited with 0 +++ [pid 309] getdents64(4 [pid 458] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 459 attached [pid 309] close(4 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 459] set_robust_list(0x55558b467760, 24 [pid 458] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... close resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] rmdir("./31/config" [pid 459] <... set_robust_list resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 459] rt_sigprocmask(SIG_SETMASK, [] [pid 309] getdents64(3 [pid 459] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 459] chdir("./29" [pid 309] close(3 [pid 307] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 459] <... chdir resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] rmdir("./31" [pid 307] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 459] <... prctl resumed>) = 0 [pid 458] <... mkdirat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 459] setpgid(0, 0 [pid 305] <... openat resumed>) = 3 [pid 458] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] mkdir("./32", 0777 [pid 307] fstat(3 [pid 459] <... setpgid resumed>) = 0 [pid 305] fstat(3 [pid 458] <... symlinkat resumed>) = 0 [pid 458] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 458] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... mkdir resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] getdents64(3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] getdents64(3 [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 459] <... openat resumed>) = 3 [pid 458] <... rmdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 458] exit_group(0) = ? [pid 459] write(3, "1000", 4 [pid 458] +++ exited with 0 +++ [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 459] <... write resumed>) = 4 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 460 [pid 307] newfstatat(AT_FDCWD, "./26/binderfs" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./30/binderfs" [pid 459] close(3 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] unlink("./26/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-15/strace-static-x86_64: Process 460 attached [pid 460] set_robust_list(0x55558b467760, 24) = 0 [pid 307] <... unlink resumed>) = 0 [pid 459] <... close resumed>) = 0 [pid 307] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] unlink("./30/binderfs" [pid 459] symlink("/dev/binderfs", "./binderfs" [pid 460] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... unlink resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 305] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 460] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./26/config" [pid 305] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./26/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./30/config" [pid 459] <... symlink resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 459] write(1, "executing program\n", 18 [pid 307] openat(AT_FDCWD, "./26/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... openat resumed>) = 4 [pid 460] chdir("./32" [pid 307] fstat(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 459] <... write resumed>) = 18 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./30/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(4 [pid 460] <... chdir resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 executing program [pid 305] fstat(4 [pid 459] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 307] close(4 [pid 460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 460] <... prctl resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 307] rmdir("./26/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 460] setpgid(0, 0) = 0 [pid 460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... rmdir resumed>) = 0 [pid 305] close(4 [pid 307] getdents64(3 [pid 305] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./30/config" [pid 307] close(3 [pid 460] <... openat resumed>) = 3 [pid 460] write(3, "1000", 4 [pid 305] <... rmdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 307] rmdir("./26" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 460] <... write resumed>) = 4 [pid 460] close(3) = 0 [pid 460] symlink("/dev/binderfs", "./binderfs") = 0 [pid 459] <... mkdirat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] close(3 [pid 459] mount(NULL, "./config", "configfs", 0, NULL [pid 307] mkdir("./27", 0777 [pid 305] <... close resumed>) = 0 [pid 460] write(1, "executing program\n", 18) = 18 executing program [pid 460] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 459] <... mount resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 305] rmdir("./30" [pid 459] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 460] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 460] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] mkdir("./31", 0777 [pid 459] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 460] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 460] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 460] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 459] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... mkdir resumed>) = 0 [pid 459] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 461 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-15/strace-static-x86_64: Process 461 attached [pid 459] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 461] set_robust_list(0x55558b467760, 24 [pid 460] <... mkdirat resumed>) = 0 [pid 459] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... openat resumed>) = 3 [pid 461] <... set_robust_list resumed>) = 0 [pid 460] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 461] rt_sigprocmask(SIG_SETMASK, [] [pid 460] <... symlinkat resumed>) = 0 [pid 461] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 460] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 462 [pid 308] getdents64(3 [pid 461] chdir("./27" [pid 460] <... unlinkat resumed>) = 0 [pid 459] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 461] <... chdir resumed>) = 0 [pid 460] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./28/binderfs" [pid 461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 460] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 459] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] unlink("./28/binderfs" [pid 461] <... prctl resumed>) = 0 [pid 460] exit_group(0ci2-android-5-15/strace-static-x86_64: Process 462 attached [pid 459] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... unlink resumed>) = 0 [pid 461] setpgid(0, 0 [pid 460] <... exit_group resumed>) = ? [pid 308] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 461] <... setpgid resumed>) = 0 [pid 460] +++ exited with 0 +++ [pid 459] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... umount2 resumed>) = 0 [pid 461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 459] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=460, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 459] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] newfstatat(AT_FDCWD, "./28/config" [pid 461] <... openat resumed>) = 3 [pid 459] exit_group(0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 461] write(3, "1000", 4 [pid 308] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 459] <... exit_group resumed>) = ? [pid 462] set_robust_list(0x55558b467760, 24 [pid 461] <... write resumed>) = 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 462] <... set_robust_list resumed>) = 0 [pid 461] close(3 [pid 308] openat(AT_FDCWD, "./28/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 462] rt_sigprocmask(SIG_SETMASK, [] [pid 461] <... close resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 462] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 461] symlink("/dev/binderfs", "./binderfs" [pid 308] fstat(4 [pid 462] chdir("./31" [pid 461] <... symlink resumed>) = 0 [pid 459] +++ exited with 0 +++ [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 462] <... chdir resumed>) = 0 [pid 461] write(1, "executing program\n", 18 [pid 308] getdents64(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 461] <... write resumed>) = 18 executing program [pid 462] <... prctl resumed>) = 0 [pid 461] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 462] setpgid(0, 0 [pid 461] <... mkdirat resumed>) = 0 [pid 462] <... setpgid resumed>) = 0 [pid 461] mount(NULL, "./config", "configfs", 0, NULL [pid 308] getdents64(4 [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 461] <... mount resumed>) = 0 [pid 462] <... openat resumed>) = 3 [pid 461] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 462] write(3, "1000", 4 [pid 461] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 462] <... write resumed>) = 4 [pid 461] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] close(4 [pid 462] close(3 [pid 461] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 462] <... close resumed>) = 0 [ 28.276036][ T457] Mass Storage Function, version: 2009/09/11 [ 28.282410][ T457] LUN: removable file: (no medium) [ 28.295144][ T458] Mass Storage Function, version: 2009/09/11 [ 28.301397][ T458] LUN: removable file: (no medium) [ 28.314491][ T460] Mass Storage Function, version: 2009/09/11 [ 28.320885][ T460] LUN: removable file: (no medium) [pid 461] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... close resumed>) = 0 [pid 462] symlink("/dev/binderfs", "./binderfs" [pid 309] <... restart_syscall resumed>) = 0 [pid 308] rmdir("./28/config" [pid 306] <... restart_syscall resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 309] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 462] <... symlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 462] write(1, "executing program\n", 18 [pid 461] <... mkdirat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 executing program [pid 308] rmdir("./28" [pid 306] <... openat resumed>) = 3 [pid 462] <... write resumed>) = 18 [pid 461] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] fstat(3 [pid 462] mkdirat(AT_FDCWD, "./config", 0777 [pid 461] <... symlinkat resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] fstat(3 [pid 462] <... mkdirat resumed>) = 0 [pid 461] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] getdents64(3 [pid 308] mkdir("./29", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 462] mount(NULL, "./config", "configfs", 0, NULL [pid 461] <... unlinkat resumed>) = 0 [pid 462] <... mount resumed>) = 0 [pid 461] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(3 [pid 462] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 461] <... rmdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 462] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 461] exit_group(0 [pid 309] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./32/binderfs" [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 462] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 461] <... exit_group resumed>) = ? [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-15/strace-static-x86_64: Process 463 attached [pid 462] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 461] +++ exited with 0 +++ [pid 309] unlink("./32/binderfs" [pid 306] newfstatat(AT_FDCWD, "./29/binderfs" [pid 462] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 463] set_robust_list(0x55558b467760, 24 [pid 309] <... unlink resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 463 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] unlink("./29/binderfs" [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./32/config" [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./32/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(4 [pid 307] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 307] <... openat resumed>) = 3 [pid 306] newfstatat(AT_FDCWD, "./29/config" [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 307] fstat(3 [pid 309] rmdir("./32/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 463] <... set_robust_list resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] getdents64(3 [pid 306] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(3) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rmdir("./32" [pid 307] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./29/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 463] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] mkdir("./33", 0777 [pid 307] newfstatat(AT_FDCWD, "./27/binderfs" [pid 306] <... openat resumed>) = 4 [pid 463] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] fstat(4 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] unlink("./27/binderfs" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 463] chdir("./29" [pid 307] <... unlink resumed>) = 0 [pid 306] getdents64(4ci2-android-5-15/strace-static-x86_64: Process 464 attached [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 464 [pid 307] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 464] set_robust_list(0x55558b467760, 24 [pid 463] <... chdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 306] getdents64(4 [pid 463] <... prctl resumed>) = 0 [pid 307] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 464] <... set_robust_list resumed>) = 0 [pid 463] setpgid(0, 0 [pid 462] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] close(4 [pid 463] <... setpgid resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./27/config" [pid 306] <... close resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rmdir("./29/config" [pid 307] umount2("./27/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 462] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 306] <... rmdir resumed>) = 0 [pid 462] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(3 [pid 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] openat(AT_FDCWD, "./27/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] close(3 [pid 307] fstat(4 [pid 306] <... close resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] rmdir("./29" [pid 307] getdents64(4 [pid 462] <... unlinkat resumed>) = 0 [pid 462] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... rmdir resumed>) = 0 [pid 462] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] mkdir("./30", 0777 [pid 463] <... openat resumed>) = 3 [pid 307] getdents64(4 [pid 462] exit_group(0) = ? [pid 306] <... mkdir resumed>) = 0 [pid 463] write(3, "1000", 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 463] <... write resumed>) = 4 [pid 307] close(4 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 463] close(3 [pid 307] <... close resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] rmdir("./27/config" [pid 463] <... close resumed>) = 0 [pid 462] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 465 attached [pid 465] set_robust_list(0x55558b467760, 24) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 465 [pid 307] getdents64(3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 463] symlink("/dev/binderfs", "./binderfs" [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] close(3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... close resumed>) = 0 [pid 463] <... symlink resumed>) = 0 [pid 307] rmdir("./27" [pid 465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 465] chdir("./30" [pid 307] <... rmdir resumed>) = 0 [pid 463] write(1, "executing program\n", 18 [pid 307] mkdir("./28", 0777 [pid 463] <... write resumed>) = 18 [pid 465] <... chdir resumed>) = 0 [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 465] setpgid(0, 0) = 0 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... mkdir resumed>) = 0 [pid 463] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 465] <... openat resumed>) = 3 [pid 465] write(3, "1000", 4 [pid 463] <... mkdirat resumed>) = 0 executing program [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 465] <... write resumed>) = 4 [pid 465] close(3) = 0 [pid 465] symlink("/dev/binderfs", "./binderfs") = 0 [pid 463] mount(NULL, "./config", "configfs", 0, NULL [pid 465] write(1, "executing program\n", 18) = 18 [pid 465] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 466 [pid 465] <... mkdirat resumed>) = 0 [pid 465] mount(NULL, "./config", "configfs", 0, NULL [pid 463] <... mount resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 463] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 463] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 465] <... mount resumed>) = 0 [pid 465] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 465] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 465] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 464] rt_sigprocmask(SIG_SETMASK, [] [pid 463] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... restart_syscall resumed>) = 0 [pid 463] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 28.333526][ T461] Mass Storage Function, version: 2009/09/11 [ 28.339611][ T461] LUN: removable file: (no medium) [ 28.348997][ T462] Mass Storage Function, version: 2009/09/11 [ 28.360487][ T462] LUN: removable file: (no medium) [ 28.372994][ T465] Mass Storage Function, version: 2009/09/11 [pid 463] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 465] <... mkdirat resumed>) = 0 [pid 464] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 463] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 463] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 466 attached [pid 463] <... symlinkat resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 464] chdir("./33" [pid 463] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] fstat(3 [pid 466] set_robust_list(0x55558b467760, 24 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 464] <... chdir resumed>) = 0 [pid 463] <... unlinkat resumed>) = 0 [pid 305] getdents64(3 [pid 464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 463] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 466] <... set_robust_list resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 466] rt_sigprocmask(SIG_SETMASK, [] [pid 305] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 466] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 464] <... prctl resumed>) = 0 [pid 463] <... rmdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./31/binderfs" [pid 466] chdir("./28" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 464] setpgid(0, 0 [pid 463] exit_group(0 [pid 305] unlink("./31/binderfs" [pid 464] <... setpgid resumed>) = 0 [pid 463] <... exit_group resumed>) = ? [pid 466] <... chdir resumed>) = 0 [pid 466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... unlink resumed>) = 0 [pid 466] <... prctl resumed>) = 0 [pid 305] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 466] setpgid(0, 0) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 466] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 466] write(3, "1000", 4 [pid 305] newfstatat(AT_FDCWD, "./31/config" [pid 463] +++ exited with 0 +++ [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 466] <... write resumed>) = 4 [pid 464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] openat(AT_FDCWD, "./31/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 466] close(3 [pid 305] <... openat resumed>) = 4 [pid 466] <... close resumed>) = 0 [pid 305] fstat(4 [pid 466] symlink("/dev/binderfs", "./binderfs") = 0 [pid 464] <... openat resumed>) = 3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 466] write(1, "executing program\n", 18 [pid 305] getdents64(4 [pid 464] write(3, "1000", 4 [pid 466] <... write resumed>) = 18 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 464] <... write resumed>) = 4 executing program [pid 466] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] getdents64(4 [pid 464] close(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 466] <... mkdirat resumed>) = 0 [pid 464] <... close resumed>) = 0 [pid 305] close(4 [pid 466] mount(NULL, "./config", "configfs", 0, NULL [pid 464] symlink("/dev/binderfs", "./binderfs" [pid 305] <... close resumed>) = 0 [pid 466] <... mount resumed>) = 0 [pid 305] rmdir("./31/config" [pid 466] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 466] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 466] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 464] <... symlink resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 464] write(1, "executing program\n", 18 [pid 305] getdents64(3 [pid 465] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(3 [pid 464] <... write resumed>) = 18 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 465] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 464] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... close resumed>) = 0 [pid 465] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... openat resumed>) = 3 [pid 305] rmdir("./31" [pid 465] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] fstat(3 [pid 465] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 465] exit_group(0 [pid 308] getdents64(3 [pid 305] mkdir("./32", 0777 [pid 465] <... exit_group resumed>) = ? [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 465] +++ exited with 0 +++ [pid 464] <... mkdirat resumed>) = 0 [pid 308] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... mkdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] newfstatat(AT_FDCWD, "./29/binderfs" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 464] mount(NULL, "./config", "configfs", 0, NULL [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 464] <... mount resumed>) = 0 [pid 308] unlink("./29/binderfs" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 466] <... mkdirat resumed>) = 0 [pid 466] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... unlink resumed>) = 0 [pid 466] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 466] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 466] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 308] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 464] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 467 [pid 464] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = 0 [pid 464] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 464] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 467 attached [pid 466] exit_group(0 [pid 464] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... restart_syscall resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./29/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./29/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 3 [pid 466] <... exit_group resumed>) = ? [pid 466] +++ exited with 0 +++ [pid 467] set_robust_list(0x55558b467760, 24) = 0 [pid 467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 467] chdir("./32") = 0 [pid 467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 467] setpgid(0, 0) = 0 [pid 467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 467] write(3, "1000", 4) = 4 [pid 467] close(3) = 0 [pid 467] symlink("/dev/binderfs", "./binderfs") = 0 [pid 467] write(1, "executing program\n", 18 [pid 308] fstat(4 [pid 306] fstat(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 467] <... write resumed>) = 18 [pid 308] getdents64(4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] getdents64(3 [pid 467] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] getdents64(4 [pid 306] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 executing program [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] close(4 [pid 306] newfstatat(AT_FDCWD, "./30/binderfs" [pid 308] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rmdir("./29/config" [pid 306] unlink("./30/binderfs" [pid 308] <... rmdir resumed>) = 0 [pid 467] <... mkdirat resumed>) = 0 [pid 467] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... unlink resumed>) = 0 [pid 308] getdents64(3 [pid 306] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3 [pid 306] <... umount2 resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./29" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 467] <... mount resumed>) = 0 [pid 467] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 467] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./30/config" [pid 308] mkdir("./30", 0777 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 467] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 467] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] openat(AT_FDCWD, "./30/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... openat resumed>) = 4 ci2-android-5-15/strace-static-x86_64: Process 468 attached [pid 467] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 464] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(4 [pid 467] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 464] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 467] <... symlinkat resumed>) = 0 [pid 464] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 307] <... openat resumed>) = 3 [pid 306] getdents64(4 [pid 467] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 464] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] fstat(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 468 [pid 467] <... unlinkat resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 467] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] getdents64(4 [pid 464] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] getdents64(3 [pid 467] <... rmdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 467] exit_group(0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] close(4 [pid 467] <... exit_group resumed>) = ? [pid 464] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 468] set_robust_list(0x55558b467760, 24) = 0 [pid 468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 468] chdir("./30") = 0 [pid 467] +++ exited with 0 +++ [pid 306] rmdir("./30/config" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 468] setpgid(0, 0) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./28/binderfs" [pid 306] getdents64(3 [pid 464] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] unlink("./28/binderfs" [pid 306] close(3 [pid 468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 464] exit_group(0 [pid 307] <... unlink resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 464] <... exit_group resumed>) = ? [pid 307] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./30" [pid 307] <... umount2 resumed>) = 0 [pid 468] <... openat resumed>) = 3 [pid 468] write(3, "1000", 4 [pid 307] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] mkdir("./31", 0777 [pid 307] newfstatat(AT_FDCWD, "./28/config" [pid 468] <... write resumed>) = 4 [pid 468] close(3) = 0 [pid 468] symlink("/dev/binderfs", "./binderfs" [pid 306] <... mkdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./28/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] openat(AT_FDCWD, "./28/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 468] <... symlink resumed>) = 0 [pid 468] write(1, "executing program\n", 18) = 18 [pid 307] <... openat resumed>) = 4 [pid 468] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 469 [pid 307] getdents64(4 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 executing program [pid 307] rmdir("./28/config" [pid 468] <... mkdirat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 468] mount(NULL, "./config", "configfs", 0, NULL [pid 307] getdents64(3 [pid 464] +++ exited with 0 +++ [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=464, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 307] <... close resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rmdir("./28" [pid 468] <... mount resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 468] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] mkdir("./29", 0777 [pid 468] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 468] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 468] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-15/strace-static-x86_64: Process 469 attached , [], 8) = 0 [ 28.379834][ T465] LUN: removable file: (no medium) [ 28.390943][ T466] Mass Storage Function, version: 2009/09/11 [ 28.396972][ T466] LUN: removable file: (no medium) [ 28.416992][ T464] Mass Storage Function, version: 2009/09/11 [ 28.425525][ T464] LUN: removable file: (no medium) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 470 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 309] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] <... restart_syscall resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 470 attached [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 469] set_robust_list(0x55558b467760, 24 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 469] <... set_robust_list resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./33/binderfs" [pid 469] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 469] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] unlink("./33/binderfs" [pid 469] chdir("./31" [pid 309] <... unlink resumed>) = 0 [pid 469] <... chdir resumed>) = 0 [pid 309] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 470] set_robust_list(0x55558b467760, 24 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... umount2 resumed>) = 0 [pid 470] <... set_robust_list resumed>) = 0 [pid 309] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 470] rt_sigprocmask(SIG_SETMASK, [] [pid 469] <... prctl resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 470] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 468] <... mkdirat resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./33/config" [pid 305] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 470] chdir("./29" [pid 468] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 470] <... chdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 470] <... prctl resumed>) = 0 [pid 305] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 470] setpgid(0, 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 469] setpgid(0, 0 [pid 309] openat(AT_FDCWD, "./33/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... openat resumed>) = 3 [pid 470] <... setpgid resumed>) = 0 [pid 468] <... symlinkat resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 305] fstat(3 [pid 469] <... setpgid resumed>) = 0 [pid 470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] fstat(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 470] <... openat resumed>) = 3 [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 468] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 470] write(3, "1000", 4 [pid 469] <... openat resumed>) = 3 [pid 309] getdents64(4 [pid 469] write(3, "1000", 4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 469] <... write resumed>) = 4 [pid 470] <... write resumed>) = 4 [pid 469] close(3 [pid 470] close(3 [pid 469] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 470] <... close resumed>) = 0 [pid 469] symlink("/dev/binderfs", "./binderfs" [pid 468] <... unlinkat resumed>) = 0 [pid 309] getdents64(4 [pid 470] symlink("/dev/binderfs", "./binderfs" [pid 469] <... symlink resumed>) = 0 [pid 468] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 469] write(1, "executing program\n", 18) = 18 [pid 470] <... symlink resumed>) = 0 executing program [pid 469] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] close(4 [pid 305] newfstatat(AT_FDCWD, "./32/binderfs" [pid 470] write(1, "executing program\n", 18 [pid 469] <... mkdirat resumed>) = 0 [pid 468] <... rmdir resumed>) = 0 [pid 309] <... close resumed>) = 0 executing program [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 470] <... write resumed>) = 18 [pid 469] mount(NULL, "./config", "configfs", 0, NULL [pid 468] exit_group(0 [pid 309] rmdir("./33/config" [pid 305] unlink("./32/binderfs" [pid 470] mkdirat(AT_FDCWD, "./config", 0777 [pid 469] <... mount resumed>) = 0 [pid 469] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 469] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... unlink resumed>) = 0 [pid 469] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 469] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 470] <... mkdirat resumed>) = 0 [pid 468] <... exit_group resumed>) = ? [pid 309] getdents64(3 [pid 305] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 470] mount(NULL, "./config", "configfs", 0, NULL [pid 468] +++ exited with 0 +++ [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 470] <... mount resumed>) = 0 [pid 309] close(3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=468, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 470] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... close resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 470] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rmdir("./33" [pid 470] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 470] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] mkdir("./34", 0777 [pid 470] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./32/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 471 [pid 308] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] fstat(3 [pid 305] openat(AT_FDCWD, "./32/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 4 [pid 308] getdents64(3 [pid 305] fstat(4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] newfstatat(AT_FDCWD, "./30/binderfs" [pid 305] getdents64(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] unlink("./30/binderfs" [pid 305] close(4ci2-android-5-15/strace-static-x86_64: Process 471 attached [pid 308] <... unlink resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 308] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./32/config" [pid 471] set_robust_list(0x55558b467760, 24 [pid 469] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 471] <... set_robust_list resumed>) = 0 [pid 470] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rmdir resumed>) = 0 [pid 470] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(3 [pid 471] rt_sigprocmask(SIG_SETMASK, [] [pid 469] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] newfstatat(AT_FDCWD, "./30/config" [pid 470] <... symlinkat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 470] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(3 [pid 470] <... unlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... close resumed>) = 0 [pid 471] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 470] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] openat(AT_FDCWD, "./30/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rmdir("./32" [pid 471] chdir("./34" [pid 470] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 469] <... symlinkat resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 471] <... chdir resumed>) = 0 [pid 469] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 469] <... unlinkat resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 470] exit_group(0 [pid 308] fstat(4 [pid 305] mkdir("./33", 0777 [pid 470] <... exit_group resumed>) = ? [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 471] <... prctl resumed>) = 0 [pid 469] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 471] setpgid(0, 0 [pid 469] <... rmdir resumed>) = 0 [pid 471] <... setpgid resumed>) = 0 [pid 469] exit_group(0 [pid 305] <... mkdir resumed>) = 0 [pid 471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 469] <... exit_group resumed>) = ? [pid 471] <... openat resumed>) = 3 [pid 470] +++ exited with 0 +++ [pid 469] +++ exited with 0 +++ [pid 308] getdents64(4 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 471] write(3, "1000", 4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 471] <... write resumed>) = 4 [pid 308] getdents64(4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 471] close(3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 471] <... close resumed>) = 0 [pid 471] symlink("/dev/binderfs", "./binderfs") = 0 [pid 471] write(1, "executing program\n", 18) = 18 executing program [pid 471] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] close(4ci2-android-5-15/strace-static-x86_64: Process 472 attached [pid 471] <... mkdirat resumed>) = 0 [pid 471] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 308] <... close resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 472 [pid 471] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 471] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 471] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 472] set_robust_list(0x55558b467760, 24 [pid 308] rmdir("./30/config" [pid 307] <... restart_syscall resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 472] <... set_robust_list resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 472] rt_sigprocmask(SIG_SETMASK, [] [pid 308] getdents64(3 [pid 472] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 471] <... mkdirat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 471] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 471] <... symlinkat resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 307] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 471] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] rmdir("./30" [pid 307] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 471] <... unlinkat resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 471] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] fstat(3 [pid 471] <... rmdir resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 471] exit_group(0 [pid 308] <... rmdir resumed>) = 0 [pid 307] fstat(3 [pid 306] getdents64(3 [pid 471] <... exit_group resumed>) = ? [pid 308] mkdir("./31", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 471] +++ exited with 0 +++ [pid 308] <... mkdir resumed>) = 0 [pid 307] getdents64(3 [pid 306] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./31/binderfs" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] unlink("./31/binderfs") = 0 [pid 306] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 472] chdir("./33" [pid 307] newfstatat(AT_FDCWD, "./29/binderfs" [pid 306] <... umount2 resumed>) = 0 [pid 472] <... chdir resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 473 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] unlink("./29/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 472] <... prctl resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] newfstatat(AT_FDCWD, "./31/config" [pid 472] setpgid(0, 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 472] <... setpgid resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 473 attached [pid 472] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./31/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 472] write(3, "1000", 4 [pid 306] <... openat resumed>) = 4 [pid 472] <... write resumed>) = 4 [pid 306] fstat(4 [pid 472] close(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 472] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 472] symlink("/dev/binderfs", "./binderfs" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 473] set_robust_list(0x55558b467760, 24 [pid 472] <... symlink resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 306] getdents64(4 [pid 472] write(1, "executing program\n", 18 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 472] <... write resumed>) = 18 [pid 307] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(4 [pid 472] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... close resumed>) = 0 executing program [pid 473] <... set_robust_list resumed>) = 0 [pid 472] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rmdir("./31/config" [pid 473] rt_sigprocmask(SIG_SETMASK, [] [pid 472] mount(NULL, "./config", "configfs", 0, NULL [pid 307] newfstatat(AT_FDCWD, "./29/config" [pid 306] <... rmdir resumed>) = 0 [pid 472] <... mount resumed>) = 0 [pid 306] getdents64(3 [pid 472] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 472] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] close(3 [pid 472] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... close resumed>) = 0 [pid 472] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] rmdir("./31" [pid 473] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 28.437896][ T468] Mass Storage Function, version: 2009/09/11 [ 28.444295][ T468] LUN: removable file: (no medium) [ 28.455517][ T469] Mass Storage Function, version: 2009/09/11 [ 28.462105][ T469] LUN: removable file: (no medium) [ 28.475409][ T471] Mass Storage Function, version: 2009/09/11 [ 28.481505][ T471] LUN: removable file: (no medium) [pid 472] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] umount2("./29/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rmdir resumed>) = 0 [pid 473] chdir("./31" [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] mkdir("./32", 0777 [pid 473] <... chdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./29/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... mkdir resumed>) = 0 [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 472] <... mkdirat resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 472] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] fstat(4 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 472] <... symlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 474 attached [pid 473] <... prctl resumed>) = 0 [pid 472] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(4 [pid 472] <... unlinkat resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 474 [pid 473] setpgid(0, 0 [pid 472] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... openat resumed>) = 3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 474] set_robust_list(0x55558b467760, 24 [pid 472] <... rmdir resumed>) = 0 [pid 309] fstat(3 [pid 307] getdents64(4 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 472] exit_group(0) = ? [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 474] <... set_robust_list resumed>) = 0 [pid 473] <... setpgid resumed>) = 0 [pid 472] +++ exited with 0 +++ [pid 309] getdents64(3 [pid 307] close(4 [pid 474] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... close resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 474] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 474] chdir("./32" [pid 307] rmdir("./29/config" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 474] <... chdir resumed>) = 0 [pid 474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 474] setpgid(0, 0) = 0 [pid 474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 474] write(3, "1000", 4) = 4 [pid 474] close(3) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(3 [pid 474] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] newfstatat(AT_FDCWD, "./34/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 474] write(1, "executing program\n", 18 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] close(3 [pid 474] <... write resumed>) = 18 executing program [pid 474] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] unlink("./34/binderfs" [pid 307] <... close resumed>) = 0 [pid 474] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 474] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 474] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] <... unlink resumed>) = 0 [pid 307] rmdir("./29" [pid 474] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 473] <... openat resumed>) = 3 [pid 309] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rmdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 473] write(3, "1000", 4 [pid 307] mkdir("./30", 0777 [pid 473] <... write resumed>) = 4 [pid 309] <... umount2 resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 474] <... mkdirat resumed>) = 0 [pid 473] close(3 [pid 309] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 474] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 473] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 474] <... symlinkat resumed>) = 0 [pid 473] symlink("/dev/binderfs", "./binderfs" [pid 309] newfstatat(AT_FDCWD, "./34/config" [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 474] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 474] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 475 [pid 305] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 474] exit_group(0 [pid 309] openat(AT_FDCWD, "./34/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... openat resumed>) = 3 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... openat resumed>) = 4 [pid 305] fstat(3 [pid 309] fstat(4 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 309] getdents64(4 [pid 474] <... exit_group resumed>) = ? [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(4 [pid 473] <... symlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 473] write(1, "executing program\n", 18 [pid 305] newfstatat(AT_FDCWD, "./33/binderfs" [pid 309] close(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 474] +++ exited with 0 +++ [pid 473] <... write resumed>) = 18 [pid 309] <... close resumed>) = 0 [pid 305] unlink("./33/binderfs"ci2-android-5-15/strace-static-x86_64: Process 475 attached [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] rmdir("./34/config" [pid 305] <... unlink resumed>) = 0 [pid 473] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] getdents64(3 [pid 305] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(3 [pid 305] newfstatat(AT_FDCWD, "./33/config" [pid 309] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] rmdir("./34" [pid 305] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 475] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 473] <... mkdirat resumed>) = 0 [pid 309] mkdir("./35", 0777 [pid 473] mount(NULL, "./config", "configfs", 0, NULL [pid 305] openat(AT_FDCWD, "./33/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] fstat(4 [pid 473] <... mount resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 473] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] getdents64(4 [pid 473] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 475] chdir("./30") = 0 [pid 473] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 476 ci2-android-5-15/strace-static-x86_64: Process 476 attached [pid 473] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] getdents64(4 [pid 476] set_robust_list(0x55558b467760, 24 [pid 475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 473] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 475] <... prctl resumed>) = 0 [pid 475] setpgid(0, 0) = 0 [pid 475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 475] write(3, "1000", 4) = 4 [pid 475] close(3) = 0 [pid 475] symlink("/dev/binderfs", "./binderfs") = 0 [pid 475] write(1, "executing program\n", 18) = 18 [pid 475] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 475] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 475] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 475] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 475] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 476] <... set_robust_list resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] close(4 [pid 476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 476] chdir("./35") = 0 [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 476] setpgid(0, 0) = 0 [pid 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 476] write(3, "1000", 4) = 4 [pid 476] close(3) = 0 [pid 476] symlink("/dev/binderfs", "./binderfs") = 0 [pid 475] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 473] <... mkdirat resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 476] write(1, "executing program\n", 18 [pid 475] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 476] <... write resumed>) = 18 executing program [pid 476] mkdirat(AT_FDCWD, "./config", 0777 [pid 475] <... symlinkat resumed>) = 0 [pid 473] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] rmdir("./33/config" [pid 476] <... mkdirat resumed>) = 0 [pid 306] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 476] mount(NULL, "./config", "configfs", 0, NULL [pid 475] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 476] <... mount resumed>) = 0 [pid 475] <... unlinkat resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rmdir resumed>) = 0 [pid 476] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 475] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 473] <... symlinkat resumed>) = 0 [pid 306] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] getdents64(3 [pid 476] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 475] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 476] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 475] exit_group(0 [pid 473] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... openat resumed>) = 3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 476] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 475] <... exit_group resumed>) = ? [pid 306] fstat(3 [pid 305] close(3 [pid 476] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 475] +++ exited with 0 +++ [pid 473] <... unlinkat resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 476] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... close resumed>) = 0 [pid 476] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 473] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=475, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] getdents64(3 [pid 305] rmdir("./33" [pid 476] <... symlinkat resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 476] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 476] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 306] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rmdir resumed>) = 0 [pid 476] exit_group(0 [pid 473] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 476] <... exit_group resumed>) = ? [pid 476] +++ exited with 0 +++ [pid 473] exit_group(0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] mkdir("./34", 0777 [pid 306] newfstatat(AT_FDCWD, "./32/binderfs" [pid 473] <... exit_group resumed>) = ? [pid 473] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] unlink("./32/binderfs" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... unlink resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... umount2 resumed>) = 0 [pid 306] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./32/config"ci2-android-5-15/strace-static-x86_64: Process 477 attached , {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 477 [pid 477] set_robust_list(0x55558b467760, 24 [pid 306] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 477] <... set_robust_list resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 306] openat(AT_FDCWD, "./32/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 477] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... openat resumed>) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 477] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./32/config" [pid 477] chdir("./34" [pid 306] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 477] <... chdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./32" [pid 477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./33", 0777 [pid 477] <... prctl resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 477] setpgid(0, 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 477] <... setpgid resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 478 attached [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 478 [pid 477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 478] set_robust_list(0x55558b467760, 24 [pid 477] <... openat resumed>) = 3 [pid 309] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 478] <... set_robust_list resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 477] write(3, "1000", 4 [pid 478] rt_sigprocmask(SIG_SETMASK, [] [pid 309] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... restart_syscall resumed>) = 0 [pid 477] <... write resumed>) = 4 [pid 307] <... restart_syscall resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 477] close(3 [pid 309] fstat(3 [pid 478] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 478] chdir("./33" [pid 308] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 477] <... close resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 477] symlink("/dev/binderfs", "./binderfs" [pid 309] getdents64(3 [pid 308] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 478] <... chdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... openat resumed>) = 3 [pid 307] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 477] <... symlink resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 309] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(3 [pid 307] fstat(3 [pid 477] write(1, "executing program\n", 18 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 477] <... write resumed>) = 18 executing program [pid 309] newfstatat(AT_FDCWD, "./35/binderfs" [pid 308] getdents64(3 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] getdents64(3 [pid 478] setpgid(0, 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] unlink("./35/binderfs" [pid 308] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 477] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 478] <... setpgid resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 478] <... openat resumed>) = 3 [pid 477] <... mkdirat resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./31/binderfs" [pid 307] newfstatat(AT_FDCWD, "./30/binderfs" [pid 478] write(3, "1000", 4 [pid 477] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... umount2 resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 478] <... write resumed>) = 4 [pid 477] <... mount resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./31/binderfs" [pid 307] unlink("./30/binderfs" [pid 478] close(3 [pid 477] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] newfstatat(AT_FDCWD, "./35/config" [pid 308] <... unlink resumed>) = 0 [pid 478] <... close resumed>) = 0 [pid 308] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... unlink resumed>) = 0 [pid 478] symlink("/dev/binderfs", "./binderfs" [pid 477] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 307] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 478] <... symlink resumed>) = 0 [pid 308] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 478] write(1, "executing program\n", 18 [pid 477] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = 0 executing program [ 28.495481][ T472] Mass Storage Function, version: 2009/09/11 [ 28.502470][ T472] LUN: removable file: (no medium) [ 28.514098][ T474] Mass Storage Function, version: 2009/09/11 [ 28.520569][ T474] LUN: removable file: (no medium) [ 28.533502][ T473] Mass Storage Function, version: 2009/09/11 [ 28.539723][ T473] LUN: removable file: (no medium) [pid 478] <... write resumed>) = 18 [pid 477] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./35/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] newfstatat(AT_FDCWD, "./31/config" [pid 307] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 478] mkdirat(AT_FDCWD, "./config", 0777 [pid 477] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... openat resumed>) = 4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 478] <... mkdirat resumed>) = 0 [pid 308] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 478] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 478] <... mount resumed>) = 0 [pid 308] openat(AT_FDCWD, "./31/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 478] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... openat resumed>) = 4 [pid 478] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] fstat(4 [pid 478] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 478] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] getdents64(4 [pid 478] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./31/config" [pid 309] fstat(4 [pid 308] <... rmdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./30/config" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] getdents64(4 [pid 308] close(3 [pid 307] umount2("./30/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... close resumed>) = 0 [pid 309] getdents64(4 [pid 308] rmdir("./31" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./32", 0777) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 479 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 479 attached [pid 479] set_robust_list(0x55558b467760, 24) = 0 [pid 479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 479] chdir("./32") = 0 [pid 307] openat(AT_FDCWD, "./30/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] close(4 [pid 479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 479] setpgid(0, 0) = 0 [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... openat resumed>) = 4 [pid 309] <... close resumed>) = 0 [pid 307] fstat(4 [pid 309] rmdir("./35/config" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 479] <... openat resumed>) = 3 [pid 479] write(3, "1000", 4 [pid 309] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 309] getdents64(3 [pid 479] <... write resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 309] close(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... close resumed>) = 0 [pid 307] close(4 [pid 309] rmdir("./35" [pid 307] <... close resumed>) = 0 [pid 479] close(3) = 0 [pid 479] symlink("/dev/binderfs", "./binderfs" [pid 309] <... rmdir resumed>) = 0 [pid 307] rmdir("./30/config" [pid 479] <... symlink resumed>) = 0 [pid 479] write(1, "executing program\n", 18) = 18 [pid 307] <... rmdir resumed>) = 0 [pid 309] mkdir("./36", 0777 executing program [pid 307] getdents64(3 [pid 479] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] close(3 [pid 479] <... mkdirat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... close resumed>) = 0 [pid 479] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] rmdir("./30" [pid 479] <... mount resumed>) = 0 [pid 479] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... rmdir resumed>) = 0 [pid 479] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] mkdir("./31", 0777 [pid 479] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 479] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 478] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 478] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 307] <... mkdir resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 480 [pid 478] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 478] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 478] exit_group(0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 478] <... exit_group resumed>) = ? [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 478] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 481 attached [pid 481] set_robust_list(0x55558b467760, 24 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 481 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... restart_syscall resumed>) = 0 [pid 306] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 481] <... set_robust_list resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 481] rt_sigprocmask(SIG_SETMASK, [] [pid 306] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./33/binderfs") = 0 [pid 306] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 481] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 477] <... mkdirat resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 306] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./33/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./33/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./33/config") = 0 [pid 481] chdir("./31" [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./33" [pid 481] <... chdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./34", 0777 [pid 481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 481] <... prctl resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 482 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 477] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 481] setpgid(0, 0) = 0 [pid 477] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-15/strace-static-x86_64: Process 482 attached [pid 477] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 477] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0"ci2-android-5-15/strace-static-x86_64: Process 480 attached [pid 480] set_robust_list(0x55558b467760, 24) = 0 [pid 481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 480] chdir("./36") = 0 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 480] setpgid(0, 0 [pid 481] <... openat resumed>) = 3 [pid 480] <... setpgid resumed>) = 0 [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 482] set_robust_list(0x55558b467760, 24 [pid 481] write(3, "1000", 4 [pid 480] <... openat resumed>) = 3 [pid 480] write(3, "1000", 4) = 4 [pid 480] close(3) = 0 [pid 480] symlink("/dev/binderfs", "./binderfs" [pid 481] <... write resumed>) = 4 [pid 482] <... set_robust_list resumed>) = 0 [pid 481] close(3 [pid 480] <... symlink resumed>) = 0 [pid 480] write(1, "executing program\n", 18) = 18 executing program [pid 480] mkdirat(AT_FDCWD, "./config", 0777 [pid 481] <... close resumed>) = 0 [pid 481] symlink("/dev/binderfs", "./binderfs" [pid 480] <... mkdirat resumed>) = 0 [pid 480] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 480] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 481] <... symlink resumed>) = 0 [pid 480] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 480] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 480] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 481] write(1, "executing program\n", 18 [pid 477] <... rmdir resumed>) = 0 [pid 477] exit_group(0) = ? executing program [pid 482] rt_sigprocmask(SIG_SETMASK, [] [pid 481] <... write resumed>) = 18 [pid 477] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=477, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 482] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 481] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... restart_syscall resumed>) = 0 [ 28.561657][ T477] Mass Storage Function, version: 2009/09/11 [ 28.568741][ T477] LUN: removable file: (no medium) [ 28.579713][ T479] Mass Storage Function, version: 2009/09/11 [ 28.585798][ T479] LUN: removable file: (no medium) [ 28.601892][ T480] Mass Storage Function, version: 2009/09/11 [pid 482] chdir("./34" [pid 481] <... mkdirat resumed>) = 0 [pid 479] <... mkdirat resumed>) = 0 [pid 479] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 479] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 479] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 479] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... openat resumed>) = 3 [pid 479] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 481] mount(NULL, "./config", "configfs", 0, NULL [pid 479] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 479] exit_group(0 [pid 305] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 479] <... exit_group resumed>) = ? [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 482] <... chdir resumed>) = 0 [pid 481] <... mount resumed>) = 0 [pid 479] +++ exited with 0 +++ [pid 305] newfstatat(AT_FDCWD, "./34/binderfs" [pid 480] <... mkdirat resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 481] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] unlink("./34/binderfs" [pid 481] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 480] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 481] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... unlink resumed>) = 0 [pid 480] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 481] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 481] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... umount2 resumed>) = 0 [pid 480] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 480] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 482] setpgid(0, 0) = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 482] write(3, "1000", 4) = 4 [pid 482] close(3) = 0 [pid 482] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 482] write(1, "executing program\n", 18) = 18 executing program [pid 305] newfstatat(AT_FDCWD, "./34/config" [pid 482] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./34/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... restart_syscall resumed>) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 482] <... mkdirat resumed>) = 0 [pid 308] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... close resumed>) = 0 [pid 308] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rmdir("./34/config" [pid 308] <... openat resumed>) = 3 [pid 482] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 482] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 308] fstat(3 [pid 305] getdents64(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] getdents64(3 [pid 305] close(3 [pid 482] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... close resumed>) = 0 [pid 482] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./34" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 482] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 482] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] newfstatat(AT_FDCWD, "./32/binderfs" [pid 305] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./32/binderfs") = 0 [pid 308] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] mkdir("./35", 0777 [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./32/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./32/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 480] <... rmdir resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4 [pid 305] <... mkdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./32/config") = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] close(3) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] rmdir("./32") = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 483 [pid 308] mkdir("./33", 0777 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... mkdir resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 484 ci2-android-5-15/strace-static-x86_64: Process 484 attached [pid 481] <... mkdirat resumed>) = 0 [pid 480] exit_group(0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 484] set_robust_list(0x55558b467760, 24 [pid 481] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 480] <... exit_group resumed>) = ? [pid 484] <... set_robust_list resumed>) = 0 [pid 482] <... mkdirat resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 481] <... symlinkat resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 483 attached [pid 483] set_robust_list(0x55558b467760, 24) = 0 [pid 483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 483] chdir("./35" [pid 480] +++ exited with 0 +++ [pid 481] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=480, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 481] <... unlinkat resumed>) = 0 [pid 481] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 484] rt_sigprocmask(SIG_SETMASK, [] [pid 483] <... chdir resumed>) = 0 [pid 483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 484] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 481] <... rmdir resumed>) = 0 [pid 482] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 483] setpgid(0, 0 [pid 481] exit_group(0 [pid 484] chdir("./33" [pid 481] <... exit_group resumed>) = ? [pid 484] <... chdir resumed>) = 0 [pid 483] <... setpgid resumed>) = 0 [pid 483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 483] write(3, "1000", 4 [pid 481] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=481, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 484] <... prctl resumed>) = 0 [pid 482] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 484] setpgid(0, 0 [pid 483] <... write resumed>) = 4 [pid 484] <... setpgid resumed>) = 0 [pid 482] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 483] close(3 [pid 484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 482] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 484] <... openat resumed>) = 3 [pid 482] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 484] write(3, "1000", 4) = 4 [pid 483] <... close resumed>) = 0 [pid 482] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 484] close(3) = 0 [pid 483] symlink("/dev/binderfs", "./binderfs" [pid 484] symlink("/dev/binderfs", "./binderfs" [pid 482] exit_group(0 [pid 484] <... symlink resumed>) = 0 [pid 483] <... symlink resumed>) = 0 [pid 482] <... exit_group resumed>) = ? [pid 483] write(1, "executing program\n", 18) = 18 executing program [pid 484] write(1, "executing program\n", 18 [pid 483] mkdirat(AT_FDCWD, "./config", 0777 [pid 484] <... write resumed>) = 18 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 executing program [pid 484] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 484] <... mkdirat resumed>) = 0 [pid 483] <... mkdirat resumed>) = 0 [pid 482] +++ exited with 0 +++ [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 484] mount(NULL, "./config", "configfs", 0, NULL [pid 309] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 484] <... mount resumed>) = 0 [pid 483] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 484] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 483] <... mount resumed>) = 0 [pid 309] fstat(3 [pid 307] fstat(3 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 484] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 483] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 484] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] getdents64(3 [pid 307] getdents64(3 [pid 484] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 483] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 484] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./36/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./31/binderfs" [pid 309] unlink("./36/binderfs" [pid 483] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... unlink resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 309] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./31/binderfs" [pid 483] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... unlink resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 483] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 484] <... mkdirat resumed>) = 0 [pid 484] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 484] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./36/config" [pid 307] <... umount2 resumed>) = 0 [pid 306] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 484] <... unlinkat resumed>) = 0 [pid 484] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... openat resumed>) = 3 [pid 309] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./31/config" [pid 306] fstat(3 [pid 484] <... rmdir resumed>) = 0 [pid 484] exit_group(0 [pid 309] openat(AT_FDCWD, "./36/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 484] <... exit_group resumed>) = ? [pid 309] <... openat resumed>) = 4 [pid 306] getdents64(3 [pid 309] fstat(4 [pid 307] umount2("./31/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] getdents64(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] openat(AT_FDCWD, "./31/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] newfstatat(AT_FDCWD, "./34/binderfs" [pid 484] +++ exited with 0 +++ [pid 309] close(4 [pid 307] fstat(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... close resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 28.608288][ T480] LUN: removable file: (no medium) [ 28.616566][ T481] Mass Storage Function, version: 2009/09/11 [ 28.625487][ T481] LUN: removable file: (no medium) [ 28.631411][ T482] Mass Storage Function, version: 2009/09/11 [ 28.637455][ T482] LUN: removable file: (no medium) [ 28.650134][ T484] Mass Storage Function, version: 2009/09/11 [ 28.656198][ T484] LUN: removable file: (no medium) [pid 306] unlink("./34/binderfs" [pid 309] rmdir("./36/config" [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] getdents64(4 [pid 306] <... unlink resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 483] <... mkdirat resumed>) = 0 [pid 309] getdents64(3 [pid 307] getdents64(4 [pid 306] <... umount2 resumed>) = 0 [pid 483] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 308] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(3 [pid 307] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./31/config" [pid 306] newfstatat(AT_FDCWD, "./34/config" [pid 483] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 483] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] rmdir("./36" [pid 308] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rmdir resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] getdents64(3 [pid 483] exit_group(0 [pid 308] <... openat resumed>) = 3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(3 [pid 483] <... exit_group resumed>) = ? [pid 309] <... rmdir resumed>) = 0 [pid 483] +++ exited with 0 +++ [pid 309] mkdir("./37", 0777 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(3 [pid 307] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] rmdir("./31" [pid 306] openat(AT_FDCWD, "./34/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... mkdir resumed>) = 0 [pid 308] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rmdir resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] newfstatat(AT_FDCWD, "./33/binderfs" [pid 307] mkdir("./32", 0777 [pid 306] fstat(4 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./33/binderfs") = 0 [pid 308] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 308] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] <... mkdir resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] newfstatat(AT_FDCWD, "./33/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./33/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] getdents64(4 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 485 [pid 308] fstat(4 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] getdents64(4 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./33/config") = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] getdents64(3 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 486 [pid 306] close(4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... close resumed>) = 0 [pid 308] rmdir("./33" [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rmdir("./34/config" [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./34", 0777) = 0 [pid 306] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 486 attached [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] getdents64(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 486] set_robust_list(0x55558b467760, 24 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 487 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 485 attached [pid 485] set_robust_list(0x55558b467760, 24 [pid 486] <... set_robust_list resumed>) = 0 [pid 306] close(3 [pid 485] <... set_robust_list resumed>) = 0 [pid 485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 485] chdir("./37") = 0 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 485] setpgid(0, 0) = 0 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 306] <... close resumed>) = 0 [pid 485] write(3, "1000", 4) = 4 [pid 485] close(3) = 0 [pid 485] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] rmdir("./34" [pid 485] write(1, "executing program\n", 18) = 18 executing program [pid 485] mkdirat(AT_FDCWD, "./config", 0777ci2-android-5-15/strace-static-x86_64: Process 487 attached [pid 486] rt_sigprocmask(SIG_SETMASK, [] [pid 485] <... mkdirat resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 485] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 485] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 306] mkdir("./35", 0777 [pid 485] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 485] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 487] set_robust_list(0x55558b467760, 24 [pid 486] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 487] <... set_robust_list resumed>) = 0 [pid 486] chdir("./32" [pid 305] <... openat resumed>) = 3 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 488 [pid 305] fstat(3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 488 attached [pid 487] rt_sigprocmask(SIG_SETMASK, [] [pid 486] <... chdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./35/binderfs") = 0 [pid 305] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 305] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./35/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./35/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./35/config" [pid 486] <... prctl resumed>) = 0 [pid 487] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./35") = 0 [pid 305] mkdir("./36", 0777 [pid 486] setpgid(0, 0 [pid 488] set_robust_list(0x55558b467760, 24 [pid 487] chdir("./34" [pid 486] <... setpgid resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 488] <... set_robust_list resumed>) = 0 [pid 487] <... chdir resumed>) = 0 [pid 486] <... openat resumed>) = 3 [pid 486] write(3, "1000", 4) = 4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 489 [pid 486] close(3) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 486] symlink("/dev/binderfs", "./binderfs" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 485] <... mkdirat resumed>) = 0 [pid 486] <... symlink resumed>) = 0 [pid 485] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 485] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 486] write(1, "executing program\n", 18) = 18 [pid 485] <... unlinkat resumed>) = 0 [pid 485] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 485] exit_group(0) = ? executing program [pid 486] mkdirat(AT_FDCWD, "./config", 0777 [pid 487] <... prctl resumed>) = 0 [pid 485] +++ exited with 0 +++ [pid 486] <... mkdirat resumed>) = 0 [pid 487] setpgid(0, 0 [pid 486] mount(NULL, "./config", "configfs", 0, NULL [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 486] <... mount resumed>) = 0 [pid 487] <... setpgid resumed>) = 0 [pid 486] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 486] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 486] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 487] <... openat resumed>) = 3 [ 28.666155][ T483] Mass Storage Function, version: 2009/09/11 [ 28.672420][ T483] LUN: removable file: (no medium) [ 28.691264][ T485] Mass Storage Function, version: 2009/09/11 [ 28.697340][ T485] LUN: removable file: (no medium) [pid 486] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 487] write(3, "1000", 4 [pid 486] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 489 attached [pid 489] set_robust_list(0x55558b467760, 24) = 0 [pid 489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 489] chdir("./36") = 0 [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 489] setpgid(0, 0) = 0 [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 489] write(3, "1000", 4) = 4 [pid 489] close(3) = 0 [pid 489] symlink("/dev/binderfs", "./binderfs" [pid 309] <... restart_syscall resumed>) = 0 [pid 487] <... write resumed>) = 4 [pid 487] close(3 [pid 309] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 487] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 487] symlink("/dev/binderfs", "./binderfs" [pid 309] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 487] <... symlink resumed>) = 0 [pid 309] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 489] <... symlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 487] write(1, "executing program\n", 18 [pid 309] newfstatat(AT_FDCWD, "./37/binderfs" [pid 489] write(1, "executing program\n", 18 [pid 487] <... write resumed>) = 18 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 489] <... write resumed>) = 18 [pid 309] unlink("./37/binderfs" [pid 487] mkdirat(AT_FDCWD, "./config", 0777 [pid 489] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 309] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./37/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./37/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 executing program executing program [pid 487] <... mkdirat resumed>) = 0 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 487] mount(NULL, "./config", "configfs", 0, NULL [pid 309] getdents64(4 [pid 488] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 487] <... mount resumed>) = 0 [pid 309] getdents64(4 [pid 487] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 488] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] close(4 [pid 487] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./37/config" [pid 487] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 488] chdir("./35") = 0 [pid 489] <... mkdirat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 487] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(3 [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 487] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 488] <... prctl resumed>) = 0 [pid 309] close(3 [pid 488] setpgid(0, 0 [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./37" [pid 488] <... setpgid resumed>) = 0 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 489] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rmdir resumed>) = 0 [pid 309] mkdir("./38", 0777 [pid 489] <... mount resumed>) = 0 [pid 489] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 488] <... openat resumed>) = 3 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 489] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 489] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 489] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 488] write(3, "1000", 4 [pid 489] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 488] <... write resumed>) = 4 [pid 488] close(3) = 0 [pid 488] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 490 [pid 488] write(1, "executing program\n", 18) = 18 [pid 488] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 488] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 488] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 488] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 488] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 executing program [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 490 attached [pid 490] set_robust_list(0x55558b467760, 24) = 0 [pid 490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 490] chdir("./38") = 0 [pid 490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 490] setpgid(0, 0) = 0 [pid 490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 490] write(3, "1000", 4) = 4 [pid 490] close(3) = 0 [pid 490] symlink("/dev/binderfs", "./binderfs") = 0 [pid 490] write(1, "executing program\n", 18) = 18 executing program [pid 490] mkdirat(AT_FDCWD, "./config", 0777 [pid 489] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 487] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 486] <... mkdirat resumed>) = 0 [pid 489] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 487] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 489] <... symlinkat resumed>) = 0 [pid 487] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 486] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 489] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 489] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 487] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 489] <... rmdir resumed>) = 0 [pid 489] exit_group(0 [pid 487] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 489] <... exit_group resumed>) = ? [pid 489] +++ exited with 0 +++ [pid 487] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 486] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 486] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 490] <... mkdirat resumed>) = 0 [pid 490] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 490] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 490] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 490] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 486] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 488] <... mkdirat resumed>) = 0 [pid 305] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 488] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 488] <... symlinkat resumed>) = 0 [pid 305] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 488] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 305] <... openat resumed>) = 3 [pid 488] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 486] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] getdents64(3 [pid 487] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 490] <... mkdirat resumed>) = 0 [pid 487] exit_group(0 [pid 305] newfstatat(AT_FDCWD, "./36/binderfs" [pid 490] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./36/binderfs" [pid 490] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 490] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 305] <... unlink resumed>) = 0 [pid 490] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 486] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 486] exit_group(0) = ? [pid 487] <... exit_group resumed>) = ? [pid 486] +++ exited with 0 +++ [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./36/config" [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 488] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./36/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 490] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... openat resumed>) = 4 [pid 305] fstat(4 [pid 488] exit_group(0 [pid 490] exit_group(0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 488] <... exit_group resumed>) = ? [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 490] <... exit_group resumed>) = ? [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./36/config") = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./36" [pid 488] +++ exited with 0 +++ [pid 490] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./37", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] fstat(3 [pid 307] <... openat resumed>) = 3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(3 [pid 306] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] getdents64(3 [pid 306] fstat(3 [pid 309] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 487] +++ exited with 0 +++ [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 309] newfstatat(AT_FDCWD, "./38/binderfs" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] newfstatat(AT_FDCWD, "./32/binderfs" [pid 309] unlink("./38/binderfs" [pid 306] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... unlink resumed>) = 0 [pid 307] unlink("./32/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... unlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./35/binderfs" [pid 309] <... umount2 resumed>) = 0 [pid 307] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./35/binderfs" [pid 309] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./38/config" [pid 306] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 491 attached [pid 307] newfstatat(AT_FDCWD, "./32/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 491 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./32/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] openat(AT_FDCWD, "./38/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./32/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(AT_FDCWD, "./35/config" [pid 309] fstat(4 [pid 307] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 309] getdents64(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] openat(AT_FDCWD, "./35/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 309] close(4 [pid 306] <... openat resumed>) = 4 [pid 491] set_robust_list(0x55558b467760, 24 [pid 309] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] fstat(4 [pid 309] rmdir("./38/config" [pid 307] close(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 491] <... set_robust_list resumed>) = 0 [pid 491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 307] <... close resumed>) = 0 [pid 491] chdir("./37" [pid 307] rmdir("./32/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(3 [pid 491] <... chdir resumed>) = 0 [pid 491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 491] setpgid(0, 0) = 0 [pid 491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 309] close(3 [pid 307] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 309] rmdir("./38" [pid 307] close(3 [pid 306] <... close resumed>) = 0 [pid 491] <... openat resumed>) = 3 [pid 491] write(3, "1000", 4 [pid 309] <... rmdir resumed>) = 0 [pid 306] rmdir("./35/config" [pid 309] mkdir("./39", 0777 [pid 307] <... close resumed>) = 0 [pid 491] <... write resumed>) = 4 [pid 491] close(3) = 0 [pid 491] symlink("/dev/binderfs", "./binderfs" [pid 307] rmdir("./32" [pid 306] <... rmdir resumed>) = 0 [pid 491] <... symlink resumed>) = 0 [pid 491] write(1, "executing program\n", 18) = 18 [pid 491] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] mkdir("./33", 0777 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 491] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 491] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 307] <... mkdir resumed>) = 0 executing program [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] close(3 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 491] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 28.711222][ T486] Mass Storage Function, version: 2009/09/11 [ 28.722986][ T486] LUN: removable file: (no medium) [ 28.732472][ T488] Mass Storage Function, version: 2009/09/11 [ 28.739788][ T488] LUN: removable file: (no medium) [ 28.746417][ T490] Mass Storage Function, version: 2009/09/11 [ 28.753176][ T490] LUN: removable file: (no medium) [pid 491] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./35" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 492 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 492 attached [pid 492] set_robust_list(0x55558b467760, 24) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 492] chdir("./39") = 0 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 492] setpgid(0, 0) = 0 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./36", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 493 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 492] <... openat resumed>) = 3 [pid 492] write(3, "1000", 4) = 4 [pid 492] close(3 [pid 306] <... mkdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] fstat(3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 492] <... close resumed>) = 0 [pid 492] symlink("/dev/binderfs", "./binderfs") = 0 [pid 492] write(1, "executing program\n", 18 [pid 308] getdents64(3 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 494 [pid 492] <... write resumed>) = 18 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 492] mkdirat(AT_FDCWD, "./config", 0777ci2-android-5-15/strace-static-x86_64: Process 494 attached ci2-android-5-15/strace-static-x86_64: Process 493 attached ) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 492] mount(NULL, "./config", "configfs", 0, NULL [pid 308] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 492] <... mount resumed>) = 0 [pid 308] unlink("./34/binderfs" [pid 492] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 492] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... unlink resumed>) = 0 [pid 492] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 492] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 308] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 492] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 492] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 308] newfstatat(AT_FDCWD, "./34/config" [pid 492] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 492] <... unlinkat resumed>) = 0 [pid 492] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 492] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 492] exit_group(0 [pid 308] openat(AT_FDCWD, "./34/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 492] <... exit_group resumed>) = ? [pid 308] <... openat resumed>) = 4 [pid 494] set_robust_list(0x55558b467760, 24 [pid 493] set_robust_list(0x55558b467760, 24 [pid 492] +++ exited with 0 +++ [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 493] <... set_robust_list resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] getdents64(4 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 491] <... mkdirat resumed>) = 0 [pid 308] getdents64(4 [pid 493] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 491] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] close(4 [pid 493] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./34/config" [pid 493] chdir("./33" [pid 491] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 491] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 308] <... rmdir resumed>) = 0 [pid 493] <... chdir resumed>) = 0 [pid 308] getdents64(3 [pid 491] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3 [pid 493] <... prctl resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 493] setpgid(0, 0 [pid 308] rmdir("./34" [pid 491] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 491] exit_group(0) = ? [pid 308] <... rmdir resumed>) = 0 [pid 493] <... setpgid resumed>) = 0 [pid 308] mkdir("./35", 0777 [pid 491] +++ exited with 0 +++ [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 494] <... set_robust_list resumed>) = 0 [pid 494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 494] chdir("./36") = 0 [pid 494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 495 [pid 494] <... prctl resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 493] <... openat resumed>) = 3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 494] setpgid(0, 0 [pid 493] write(3, "1000", 4 [pid 494] <... setpgid resumed>) = 0 [pid 494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 493] <... write resumed>) = 4 [pid 493] close(3) = 0 [pid 494] <... openat resumed>) = 3 [pid 493] symlink("/dev/binderfs", "./binderfs" [pid 494] write(3, "1000", 4) = 4 [pid 494] close(3) = 0 [pid 494] symlink("/dev/binderfs", "./binderfs") = 0 [pid 494] write(1, "executing program\n", 18) = 18 [pid 493] <... symlink resumed>) = 0 executing program [pid 493] write(1, "executing program\n", 18 [pid 494] mkdirat(AT_FDCWD, "./config", 0777 [pid 493] <... write resumed>) = 18 executing program [pid 493] mkdirat(AT_FDCWD, "./config", 0777 [pid 494] <... mkdirat resumed>) = 0 [pid 494] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 494] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 305] <... restart_syscall resumed>) = 0 [pid 494] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 493] <... mkdirat resumed>) = 0 [pid 494] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 493] mount(NULL, "./config", "configfs", 0, NULL [pid 305] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 494] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 493] <... mount resumed>) = 0 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 493] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] getdents64(3 [pid 493] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... restart_syscall resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 493] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 495 attached ) = -1 EINVAL (Invalid argument) [pid 309] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./37/binderfs" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 493] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] unlink("./37/binderfs" [pid 495] set_robust_list(0x55558b467760, 24) = 0 [pid 495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 495] chdir("./35") = 0 [pid 495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 495] setpgid(0, 0 [pid 309] <... openat resumed>) = 3 [pid 495] <... setpgid resumed>) = 0 [pid 309] fstat(3 [pid 493] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... unlink resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... umount2 resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./37/config" [pid 309] newfstatat(AT_FDCWD, "./39/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] unlink("./39/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... unlink resumed>) = 0 [pid 305] openat(AT_FDCWD, "./37/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 495] <... openat resumed>) = 3 [pid 309] <... umount2 resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 495] write(3, "1000", 4 [pid 309] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(4 [pid 495] <... write resumed>) = 4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 495] close(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 495] <... close resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./39/config" [pid 495] symlink("/dev/binderfs", "./binderfs" [pid 305] getdents64(4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(4 [pid 495] <... symlink resumed>) = 0 [pid 494] <... mkdirat resumed>) = 0 [pid 493] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./39/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 494] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 493] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 495] write(1, "executing program\n", 18 [pid 309] <... openat resumed>) = 4 executing program [pid 305] close(4 [pid 495] <... write resumed>) = 18 [pid 494] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 493] <... symlinkat resumed>) = 0 [pid 309] fstat(4 [pid 305] <... close resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rmdir("./37/config" [pid 495] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] getdents64(4 [pid 494] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 493] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 494] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 493] <... unlinkat resumed>) = 0 [pid 494] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 493] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 494] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 493] <... rmdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... rmdir resumed>) = 0 [pid 494] exit_group(0 [pid 493] exit_group(0 [pid 309] getdents64(4 [pid 305] getdents64(3 [pid 495] <... mkdirat resumed>) = 0 [pid 494] <... exit_group resumed>) = ? [pid 493] <... exit_group resumed>) = ? [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 495] mount(NULL, "./config", "configfs", 0, NULL [pid 494] +++ exited with 0 +++ [pid 493] +++ exited with 0 +++ [pid 309] close(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./39/config" [pid 305] close(3 [pid 495] <... mount resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... close resumed>) = 0 [pid 495] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] getdents64(3 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] rmdir("./37" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 495] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 495] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] close(3 [pid 305] <... rmdir resumed>) = 0 [pid 495] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 495] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... close resumed>) = 0 [pid 305] mkdir("./38", 0777 [pid 309] rmdir("./39") = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] mkdir("./40", 0777 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... mkdir resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [ 28.771640][ T491] Mass Storage Function, version: 2009/09/11 [ 28.777666][ T491] LUN: removable file: (no medium) [ 28.794868][ T494] Mass Storage Function, version: 2009/09/11 [ 28.803263][ T494] LUN: removable file: (no medium) [ 28.814824][ T495] Mass Storage Function, version: 2009/09/11 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 496 [pid 305] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 497 attached ci2-android-5-15/strace-static-x86_64: Process 496 attached [pid 495] <... mkdirat resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 497 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 497] set_robust_list(0x55558b467760, 24 [pid 496] set_robust_list(0x55558b467760, 24 [pid 495] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 497] <... set_robust_list resumed>) = 0 [pid 496] <... set_robust_list resumed>) = 0 [pid 495] <... symlinkat resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 496] rt_sigprocmask(SIG_SETMASK, [] [pid 495] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 497] rt_sigprocmask(SIG_SETMASK, [] [pid 496] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 495] <... unlinkat resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 497] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 496] chdir("./38" [pid 495] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] fstat(3 [pid 306] fstat(3 [pid 497] chdir("./40" [pid 496] <... chdir resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 497] <... chdir resumed>) = 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 495] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 496] <... prctl resumed>) = 0 [pid 495] exit_group(0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 497] <... prctl resumed>) = 0 [pid 496] setpgid(0, 0 [pid 495] <... exit_group resumed>) = ? [pid 307] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 496] <... setpgid resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./33/binderfs" [pid 306] newfstatat(AT_FDCWD, "./36/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 495] +++ exited with 0 +++ [pid 307] unlink("./33/binderfs" [pid 306] unlink("./36/binderfs" [pid 497] setpgid(0, 0 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 496] <... openat resumed>) = 3 [pid 307] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 497] <... setpgid resumed>) = 0 [pid 496] write(3, "1000", 4 [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 496] <... write resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 497] <... openat resumed>) = 3 [pid 496] close(3 [pid 307] newfstatat(AT_FDCWD, "./33/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 497] write(3, "1000", 4 [pid 496] <... close resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./36/config" [pid 497] <... write resumed>) = 4 [pid 496] symlink("/dev/binderfs", "./binderfs" [pid 307] umount2("./33/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 497] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 497] <... close resumed>) = 0 [pid 496] <... symlink resumed>) = 0 [pid 307] openat(AT_FDCWD, "./33/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 497] symlink("/dev/binderfs", "./binderfs" [pid 496] write(1, "executing program\n", 18 [pid 307] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./36/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 497] <... symlink resumed>) = 0 [pid 496] <... write resumed>) = 18 executing program [pid 307] fstat(4 [pid 306] <... openat resumed>) = 4 [pid 497] write(1, "executing program\n", 18 [pid 496] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(4 [pid 497] <... write resumed>) = 18 [pid 307] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 executing program [pid 306] getdents64(4 [pid 497] mkdirat(AT_FDCWD, "./config", 0777 [pid 496] <... mkdirat resumed>) = 0 [pid 307] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 307] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... close resumed>) = 0 [pid 306] close(4 [pid 497] <... mkdirat resumed>) = 0 [pid 496] mount(NULL, "./config", "configfs", 0, NULL [pid 307] rmdir("./33/config" [pid 306] <... close resumed>) = 0 [pid 497] mount(NULL, "./config", "configfs", 0, NULL [pid 496] <... mount resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] rmdir("./36/config" [pid 497] <... mount resumed>) = 0 [pid 496] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] getdents64(3 [pid 306] <... rmdir resumed>) = 0 [pid 497] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 496] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3 [pid 497] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 496] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 497] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 496] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... close resumed>) = 0 [pid 306] close(3 [pid 497] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 496] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] rmdir("./33" [pid 306] <... close resumed>) = 0 [pid 497] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] rmdir("./36" [pid 307] mkdir("./34", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] mkdir("./37", 0777 [pid 308] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... mkdir resumed>) = 0 [pid 497] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 496] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 497] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 496] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 497] <... symlinkat resumed>) = 0 [pid 496] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] <... openat resumed>) = 3 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 497] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 497] <... unlinkat resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./35/binderfs" [pid 497] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 496] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... unlink resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 498 [pid 308] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 497] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 499 [pid 497] exit_group(0 [pid 496] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 497] <... exit_group resumed>) = ? [pid 496] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] newfstatat(AT_FDCWD, "./35/config" [pid 497] +++ exited with 0 +++ [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 496] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] openat(AT_FDCWD, "./35/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 496] exit_group(0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 496] <... exit_group resumed>) = ? [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./35/config") = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3 [pid 496] +++ exited with 0 +++ [pid 308] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 498 attached [pid 308] rmdir("./35" [pid 498] set_robust_list(0x55558b467760, 24 [pid 308] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 499 attached [pid 498] <... set_robust_list resumed>) = 0 [pid 308] mkdir("./36", 0777 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 499] set_robust_list(0x55558b467760, 24 [pid 498] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... mkdir resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 499] <... set_robust_list resumed>) = 0 [pid 498] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 499] rt_sigprocmask(SIG_SETMASK, [] [pid 498] chdir("./34" [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 499] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 498] <... chdir resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 499] chdir("./37" [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 499] <... chdir resumed>) = 0 [pid 498] <... prctl resumed>) = 0 [pid 499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 498] setpgid(0, 0 [pid 499] <... prctl resumed>) = 0 [pid 498] <... setpgid resumed>) = 0 [pid 499] setpgid(0, 0 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 500 [pid 499] <... setpgid resumed>) = 0 [pid 499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 498] <... openat resumed>) = 3 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 498] write(3, "1000", 4 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 498] <... write resumed>) = 4 [pid 499] <... openat resumed>) = 3 [pid 498] close(3) = 0 [pid 498] symlink("/dev/binderfs", "./binderfs" [pid 499] write(3, "1000", 4 [pid 498] <... symlink resumed>) = 0 executing program [pid 498] write(1, "executing program\n", 18) = 18 [pid 498] mkdirat(AT_FDCWD, "./config", 0777 [pid 499] <... write resumed>) = 4 [pid 498] <... mkdirat resumed>) = 0 [pid 498] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 499] close(3 [pid 498] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 498] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 498] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 500 attached [pid 499] <... close resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 500] set_robust_list(0x55558b467760, 24 [pid 499] symlink("/dev/binderfs", "./binderfs" [pid 500] <... set_robust_list resumed>) = 0 [pid 499] <... symlink resumed>) = 0 [pid 500] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 499] write(1, "executing program\n", 18 [pid 309] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 499] <... write resumed>) = 18 [pid 498] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] chdir("./36" [pid 499] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 500] <... chdir resumed>) = 0 [pid 499] <... mkdirat resumed>) = 0 [pid 498] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 499] mount(NULL, "./config", "configfs", 0, NULL [pid 309] fstat(3 [pid 305] fstat(3 [pid 500] <... prctl resumed>) = 0 [pid 499] <... mount resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 500] setpgid(0, 0 [pid 499] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] getdents64(3 [pid 305] getdents64(3 [pid 498] <... symlinkat resumed>) = 0 [pid 500] <... setpgid resumed>) = 0 [pid 499] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 499] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] <... openat resumed>) = 3 [pid 499] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 498] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] write(3, "1000", 4 [pid 499] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] newfstatat(AT_FDCWD, "./40/binderfs" [pid 305] newfstatat(AT_FDCWD, "./38/binderfs" [pid 500] <... write resumed>) = 4 [pid 499] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 500] close(3 [pid 499] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] unlink("./40/binderfs" [pid 305] unlink("./38/binderfs" [pid 500] <... close resumed>) = 0 [pid 499] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 498] <... unlinkat resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 500] symlink("/dev/binderfs", "./binderfs" [pid 499] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 498] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] <... symlink resumed>) = 0 [pid 499] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... umount2 resumed>) = 0 [pid 500] write(1, "executing program\n", 18 executing program [pid 499] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 498] <... rmdir resumed>) = 0 [pid 309] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 500] <... write resumed>) = 18 [pid 499] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] mkdirat(AT_FDCWD, "./config", 0777 [pid 499] exit_group(0 [pid 498] exit_group(0 [pid 309] newfstatat(AT_FDCWD, "./40/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] <... mkdirat resumed>) = 0 [pid 499] <... exit_group resumed>) = ? [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./38/config" [pid 500] mount(NULL, "./config", "configfs", 0, NULL [pid 499] +++ exited with 0 +++ [pid 498] <... exit_group resumed>) = ? [pid 309] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 500] <... mount resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] openat(AT_FDCWD, "./40/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 4 [pid 305] openat(AT_FDCWD, "./38/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 500] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] fstat(4 [pid 305] <... openat resumed>) = 4 [pid 500] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(4 [ 28.821030][ T495] LUN: removable file: (no medium) [ 28.835712][ T496] Mass Storage Function, version: 2009/09/11 [ 28.841840][ T496] LUN: removable file: (no medium) [ 28.856630][ T498] Mass Storage Function, version: 2009/09/11 [ 28.862828][ T498] LUN: removable file: (no medium) [pid 500] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 498] +++ exited with 0 +++ [pid 306] <... restart_syscall resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 309] getdents64(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... openat resumed>) = 3 [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./37/binderfs") = 0 [pid 306] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(4 [pid 306] <... umount2 resumed>) = 0 [pid 305] getdents64(4 [pid 306] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./40/config" [pid 307] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./37/config" [pid 305] close(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 500] <... mkdirat resumed>) = 0 [pid 309] getdents64(3 [pid 307] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./38/config" [pid 500] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] fstat(3 [pid 306] openat(AT_FDCWD, "./37/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... rmdir resumed>) = 0 [pid 500] <... symlinkat resumed>) = 0 [pid 309] close(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 500] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... close resumed>) = 0 [pid 307] getdents64(3 [pid 306] <... openat resumed>) = 4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 500] <... unlinkat resumed>) = 0 [pid 309] rmdir("./40" [pid 305] close(3 [pid 500] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] fstat(4 [pid 305] <... close resumed>) = 0 [pid 500] <... rmdir resumed>) = 0 [pid 309] mkdir("./41", 0777 [pid 307] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rmdir("./38" [pid 500] exit_group(0 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(4 [pid 305] <... rmdir resumed>) = 0 [pid 500] <... exit_group resumed>) = ? [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] newfstatat(AT_FDCWD, "./34/binderfs" [pid 305] mkdir("./39", 0777 [pid 500] +++ exited with 0 +++ [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... mkdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] unlink("./34/binderfs" [pid 306] getdents64(4 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 501 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 501 attached [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... unlink resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 502 [pid 307] <... umount2 resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./37/config" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x55558b467760, 24) = 0 [pid 307] newfstatat(AT_FDCWD, "./34/config" [pid 306] <... rmdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] getdents64(3 [pid 307] umount2("./34/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] close(3 [pid 307] openat(AT_FDCWD, "./34/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... close resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] rmdir("./37" [pid 307] fstat(4 [pid 502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 502] chdir("./39" [pid 306] <... rmdir resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] mkdir("./38", 0777 [pid 307] getdents64(4 [pid 502] <... chdir resumed>) = 0 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 502] setpgid(0, 0) = 0 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... mkdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] close(4) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] rmdir("./34/config" [pid 502] <... openat resumed>) = 3 [pid 501] set_robust_list(0x55558b467760, 24 [pid 307] <... rmdir resumed>) = 0 [pid 502] write(3, "1000", 4) = 4 [pid 502] close(3 [pid 307] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 503 attached , 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 503 [pid 307] close(3 [pid 503] set_robust_list(0x55558b467760, 24 [pid 307] <... close resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 503] <... set_robust_list resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] rmdir("./34" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 502] <... close resumed>) = 0 [pid 501] <... set_robust_list resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 503] rt_sigprocmask(SIG_SETMASK, [] [pid 307] mkdir("./35", 0777 [pid 308] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 503] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 502] symlink("/dev/binderfs", "./binderfs" [pid 501] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... mkdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... openat resumed>) = 3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] fstat(3 [pid 502] <... symlink resumed>) = 0 [pid 502] write(1, "executing program\n", 18 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] getdents64(3 [pid 503] chdir("./38") = 0 [pid 501] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 501] chdir("./41" [pid 503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 503] setpgid(0, 0 [pid 501] <... chdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 504 [pid 308] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] newfstatat(AT_FDCWD, "./36/binderfs" [pid 503] <... setpgid resumed>) = 0 [pid 503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] unlink("./36/binderfs" [pid 501] <... prctl resumed>) = 0 [pid 501] setpgid(0, 0) = 0 [pid 501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 503] <... openat resumed>) = 3 [pid 308] <... unlink resumed>) = 0 [pid 501] <... openat resumed>) = 3 [pid 308] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 503] write(3, "1000", 4) = 4 [pid 308] <... umount2 resumed>) = 0 [pid 503] close(3) = 0 [pid 308] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 501] write(3, "1000", 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 503] symlink("/dev/binderfs", "./binderfs" [pid 308] newfstatat(AT_FDCWD, "./36/config" [pid 501] <... write resumed>) = 4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 503] <... symlink resumed>) = 0 [pid 308] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 502] <... write resumed>) = 18 executing program [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 501] close(3 [pid 308] openat(AT_FDCWD, "./36/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 501] <... close resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 501] symlink("/dev/binderfs", "./binderfs" [pid 308] fstat(4 [pid 501] <... symlink resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 503] write(1, "executing program\n", 18 [pid 308] getdents64(4 [pid 503] <... write resumed>) = 18 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 503] mkdirat(AT_FDCWD, "./config", 0777 [pid 501] write(1, "executing program\n", 18 [pid 308] getdents64(4 executing program [pid 502] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 503] <... mkdirat resumed>) = 0 [pid 501] <... write resumed>) = 18 [pid 308] close(4 [pid 501] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... close resumed>) = 0 executing program ci2-android-5-15/strace-static-x86_64: Process 504 attached [pid 503] mount(NULL, "./config", "configfs", 0, NULL [pid 502] <... mkdirat resumed>) = 0 [pid 501] <... mkdirat resumed>) = 0 [pid 308] rmdir("./36/config" [pid 503] <... mount resumed>) = 0 [pid 501] mount(NULL, "./config", "configfs", 0, NULL [pid 503] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 501] <... mount resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 503] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 501] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 503] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 501] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] close(3 [pid 502] mount(NULL, "./config", "configfs", 0, NULL [pid 503] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 501] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... close resumed>) = 0 [pid 503] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 501] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./36" [pid 504] set_robust_list(0x55558b467760, 24 [pid 502] <... mount resumed>) = 0 [pid 501] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./37", 0777 [pid 502] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 504] <... set_robust_list resumed>) = 0 [pid 502] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... mkdir resumed>) = 0 [pid 502] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 502] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 502] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 501] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 501] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 501] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 502] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 501] <... unlinkat resumed>) = 0 [pid 501] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 505 [pid 502] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 501] <... rmdir resumed>) = 0 [pid 501] exit_group(0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 502] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 501] <... exit_group resumed>) = ? [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 504] rt_sigprocmask(SIG_SETMASK, [] [pid 502] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 501] +++ exited with 0 +++ [pid 503] <... mkdirat resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 502] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 504] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 503] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 502] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 504] chdir("./35" [pid 503] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 503] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 503] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 503] exit_group(0) = ? [pid 504] <... chdir resumed>) = 0 [pid 503] +++ exited with 0 +++ [pid 502] <... rmdir resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-15/strace-static-x86_64: Process 505 attached [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 502] exit_group(0 [pid 504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 502] <... exit_group resumed>) = ? [pid 505] set_robust_list(0x55558b467760, 24) = 0 [pid 505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 505] chdir("./37") = 0 [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 502] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 504] <... prctl resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 505] setpgid(0, 0) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 504] setpgid(0, 0) = 0 [pid 305] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./39/binderfs" [pid 504] <... openat resumed>) = 3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./39/binderfs" [pid 504] write(3, "1000", 4 [pid 305] <... unlink resumed>) = 0 [pid 504] <... write resumed>) = 4 [pid 305] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 504] close(3 [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./39/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./39/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./39/config") = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./39") = 0 [pid 504] <... close resumed>) = 0 [pid 505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] mkdir("./40", 0777 [pid 504] symlink("/dev/binderfs", "./binderfs" [pid 505] <... openat resumed>) = 3 [pid 305] <... mkdir resumed>) = 0 [pid 505] write(3, "1000", 4 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 505] <... write resumed>) = 4 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 505] close(3 [pid 504] <... symlink resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 506 attached [pid 505] <... close resumed>) = 0 [pid 504] write(1, "executing program\n", 18 [pid 505] symlink("/dev/binderfs", "./binderfs" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 506 executing program [pid 506] set_robust_list(0x55558b467760, 24 [pid 505] <... symlink resumed>) = 0 [pid 504] <... write resumed>) = 18 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 505] write(1, "executing program\n", 18 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 505] <... write resumed>) = 18 executing program [ 28.876279][ T500] Mass Storage Function, version: 2009/09/11 [ 28.882820][ T500] LUN: removable file: (no medium) [ 28.905966][ T503] Mass Storage Function, version: 2009/09/11 [ 28.912436][ T503] LUN: removable file: (no medium) [pid 505] mkdirat(AT_FDCWD, "./config", 0777 [pid 504] mkdirat(AT_FDCWD, "./config", 0777 [pid 505] <... mkdirat resumed>) = 0 [pid 505] mount(NULL, "./config", "configfs", 0, NULL [pid 504] <... mkdirat resumed>) = 0 [pid 504] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 505] <... mount resumed>) = 0 [pid 504] <... mount resumed>) = 0 [pid 504] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 505] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 309] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 504] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 504] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 504] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 504] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 505] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 505] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 506] <... set_robust_list resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 309] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 306] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./41/binderfs" [pid 306] newfstatat(AT_FDCWD, "./38/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./41/binderfs" [pid 306] unlink("./38/binderfs" [pid 506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] <... unlink resumed>) = 0 [pid 506] chdir("./40") = 0 [pid 306] <... unlink resumed>) = 0 [pid 309] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 506] setpgid(0, 0 [pid 309] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./41/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./38/config" [pid 309] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 506] <... setpgid resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./41/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./38/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(4 [pid 306] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(4 [pid 309] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 309] getdents64(4 [pid 506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] close(4 [pid 306] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./41/config" [pid 506] <... openat resumed>) = 3 [pid 306] close(4 [pid 506] write(3, "1000", 4) = 4 [pid 506] close(3 [pid 309] <... rmdir resumed>) = 0 [pid 506] <... close resumed>) = 0 [pid 309] getdents64(3 [pid 306] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] rmdir("./38/config" [pid 309] close(3 [pid 506] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] rmdir("./41" [pid 306] getdents64(3 [pid 506] write(1, "executing program\n", 18) = 18 executing program [pid 506] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 506] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 506] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 506] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 506] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] close(3 [pid 309] mkdir("./42", 0777 [pid 306] <... close resumed>) = 0 [pid 505] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 505] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 309] <... mkdir resumed>) = 0 [pid 306] rmdir("./38" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 506] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 505] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 504] <... mkdirat resumed>) = 0 [pid 505] <... unlinkat resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 505] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] mkdir("./39", 0777 [pid 506] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 505] <... rmdir resumed>) = 0 [pid 506] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 506] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 306] <... mkdir resumed>) = 0 [pid 506] exit_group(0 [pid 505] exit_group(0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 506] <... exit_group resumed>) = ? ci2-android-5-15/strace-static-x86_64: Process 507 attached [pid 506] +++ exited with 0 +++ [pid 505] <... exit_group resumed>) = ? [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 504] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 505] +++ exited with 0 +++ [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 507 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 504] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 507] set_robust_list(0x55558b467760, 24 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 508 ci2-android-5-15/strace-static-x86_64: Process 508 attached [pid 507] <... set_robust_list resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 507] rt_sigprocmask(SIG_SETMASK, [] [pid 508] set_robust_list(0x55558b467760, 24 [pid 507] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 508] <... set_robust_list resumed>) = 0 [pid 507] chdir("./42" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 507] <... chdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 508] rt_sigprocmask(SIG_SETMASK, [] [pid 507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3 [pid 507] <... prctl resumed>) = 0 [pid 508] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 507] setpgid(0, 0 [pid 508] chdir("./39" [pid 305] getdents64(3 [pid 507] <... setpgid resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 508] <... chdir resumed>) = 0 [pid 507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 507] <... openat resumed>) = 3 [pid 508] <... prctl resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./40/binderfs" [pid 508] setpgid(0, 0 [pid 507] write(3, "1000", 4 [pid 508] <... setpgid resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 507] <... write resumed>) = 4 [pid 305] unlink("./40/binderfs" [pid 504] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 507] close(3 [pid 305] <... unlink resumed>) = 0 [pid 504] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 507] <... close resumed>) = 0 [pid 504] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... umount2 resumed>) = 0 [pid 507] symlink("/dev/binderfs", "./binderfs" [pid 305] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./40/config" [pid 504] exit_group(0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 504] <... exit_group resumed>) = ? [pid 305] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 507] <... symlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./40/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 507] write(1, "executing program\n", 18 [pid 305] <... openat resumed>) = 4 [pid 507] <... write resumed>) = 18 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 507] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 executing program [pid 507] <... mkdirat resumed>) = 0 [pid 305] rmdir("./40/config" [pid 504] +++ exited with 0 +++ [pid 305] <... rmdir resumed>) = 0 [pid 507] mount(NULL, "./config", "configfs", 0, NULL [pid 305] getdents64(3 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=504, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] close(3) = 0 [pid 507] <... mount resumed>) = 0 [pid 305] rmdir("./40" [pid 508] <... openat resumed>) = 3 [pid 508] write(3, "1000", 4) = 4 [pid 508] close(3) = 0 [pid 508] symlink("/dev/binderfs", "./binderfs" [pid 507] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 508] <... symlink resumed>) = 0 [pid 507] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] mkdir("./41", 0777 [pid 508] write(1, "executing program\n", 18) = 18 [pid 508] mkdirat(AT_FDCWD, "./config", 0777) = 0 executing program [pid 507] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... mkdir resumed>) = 0 [pid 508] mount(NULL, "./config", "configfs", 0, NULL [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 507] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 508] <... mount resumed>) = 0 [pid 507] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 508] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 508] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 508] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 509 [pid 308] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... openat resumed>) = 3 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] fstat(3 [pid 307] <... openat resumed>) = 3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(3 [pid 308] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 509 attached [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] getdents64(3 [pid 308] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./37/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./35/binderfs" [pid 509] set_robust_list(0x55558b467760, 24 [pid 308] unlink("./37/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 509] <... set_robust_list resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] unlink("./35/binderfs" [pid 308] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 307] <... unlink resumed>) = 0 [pid 509] chdir("./41" [pid 307] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 509] <... chdir resumed>) = 0 [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 509] <... prctl resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./37/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./35/config" [pid 308] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./35/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./37/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 509] setpgid(0, 0 [pid 308] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./35/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] fstat(4 [pid 509] <... setpgid resumed>) = 0 [pid 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... openat resumed>) = 4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(4 [pid 308] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 308] getdents64(4 [pid 509] <... openat resumed>) = 3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 308] close(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... close resumed>) = 0 [pid 307] close(4 [pid 308] rmdir("./37/config" [pid 307] <... close resumed>) = 0 [pid 509] write(3, "1000", 4) = 4 [pid 509] close(3) = 0 [pid 509] symlink("/dev/binderfs", "./binderfs" [pid 308] <... rmdir resumed>) = 0 [pid 307] rmdir("./35/config" [pid 308] getdents64(3 [pid 509] <... symlink resumed>) = 0 [pid 509] write(1, "executing program\n", 18 [pid 307] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] getdents64(3 [pid 308] close(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... close resumed>) = 0 [pid 307] close(3 [pid 308] rmdir("./37" [pid 307] <... close resumed>) = 0 [pid 509] <... write resumed>) = 18 executing program [pid 509] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] rmdir("./35" [pid 509] mount(NULL, "./config", "configfs", 0, NULL [pid 308] mkdir("./38", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] mkdir("./36", 0777 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... mkdir resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 509] <... mount resumed>) = 0 [pid 508] <... mkdirat resumed>) = 0 [pid 507] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 507] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 507] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 510 ci2-android-5-15/strace-static-x86_64: Process 510 attached [pid 507] <... unlinkat resumed>) = 0 [pid 507] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 507] exit_group(0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 510] set_robust_list(0x55558b467760, 24 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 511 ci2-android-5-15/strace-static-x86_64: Process 511 attached [pid 510] <... set_robust_list resumed>) = 0 [pid 507] <... exit_group resumed>) = ? [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 508] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 508] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 507] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 510] rt_sigprocmask(SIG_SETMASK, [] [pid 511] set_robust_list(0x55558b467760, 24 [pid 510] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 511] <... set_robust_list resumed>) = 0 [pid 510] chdir("./38") = 0 [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 511] rt_sigprocmask(SIG_SETMASK, [] [pid 510] <... prctl resumed>) = 0 [pid 511] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 510] setpgid(0, 0) = 0 [pid 511] chdir("./36" [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 511] <... chdir resumed>) = 0 [pid 511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 510] <... openat resumed>) = 3 [pid 511] <... prctl resumed>) = 0 [pid 510] write(3, "1000", 4 [pid 511] setpgid(0, 0 [pid 510] <... write resumed>) = 4 [pid 511] <... setpgid resumed>) = 0 [pid 509] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 510] close(3) = 0 [pid 509] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 510] symlink("/dev/binderfs", "./binderfs" [pid 511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 508] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 510] <... symlink resumed>) = 0 [pid 509] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 511] <... openat resumed>) = 3 [pid 510] write(1, "executing program\n", 18 [pid 509] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 511] write(3, "1000", 4 [pid 510] <... write resumed>) = 18 [pid 511] <... write resumed>) = 4 executing program [pid 509] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 511] close(3 [pid 510] mkdirat(AT_FDCWD, "./config", 0777 [pid 508] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 511] <... close resumed>) = 0 [ 28.929191][ T504] Mass Storage Function, version: 2009/09/11 [ 28.940020][ T504] LUN: removable file: (no medium) [ 28.955452][ T508] Mass Storage Function, version: 2009/09/11 [ 28.967056][ T508] LUN: removable file: (no medium) [pid 511] symlink("/dev/binderfs", "./binderfs") = 0 [pid 511] write(1, "executing program\n", 18) = 18 executing program [pid 511] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 511] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... restart_syscall resumed>) = 0 [pid 510] <... mkdirat resumed>) = 0 [pid 511] <... mount resumed>) = 0 [pid 511] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 511] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 511] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 510] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 510] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 510] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 510] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 510] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 510] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 508] <... rmdir resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 508] exit_group(0) = ? [pid 508] +++ exited with 0 +++ [pid 509] <... mkdirat resumed>) = 0 [pid 509] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 509] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 509] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 510] <... mkdirat resumed>) = 0 [pid 309] fstat(3 [pid 511] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 511] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] getdents64(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... restart_syscall resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./42/binderfs" [pid 511] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./42/binderfs" [pid 509] <... rmdir resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 511] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 509] exit_group(0 [pid 309] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 509] <... exit_group resumed>) = ? [pid 309] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 511] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./42/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 511] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... openat resumed>) = 3 [pid 309] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] fstat(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 511] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] openat(AT_FDCWD, "./42/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] getdents64(3 [pid 309] <... openat resumed>) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 511] exit_group(0 [pid 309] getdents64(4 [pid 306] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 511] <... exit_group resumed>) = ? [pid 309] getdents64(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 306] newfstatat(AT_FDCWD, "./39/binderfs" [pid 309] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] rmdir("./42/config") = 0 [pid 306] unlink("./39/binderfs" [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 509] +++ exited with 0 +++ [pid 309] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 309] rmdir("./42" [pid 306] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 510] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 309] <... rmdir resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] mkdir("./43", 0777 [pid 306] <... umount2 resumed>) = 0 [pid 510] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 510] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 510] exit_group(0 [pid 309] <... mkdir resumed>) = 0 [pid 306] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 510] <... exit_group resumed>) = ? [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] newfstatat(AT_FDCWD, "./39/config" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 512 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 511] +++ exited with 0 +++ [pid 306] openat(AT_FDCWD, "./39/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... openat resumed>) = 4 [pid 510] +++ exited with 0 +++ [pid 306] fstat(4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] getdents64(4ci2-android-5-15/strace-static-x86_64: Process 512 attached [pid 512] set_robust_list(0x55558b467760, 24) = 0 [pid 512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 512] chdir("./43") = 0 [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 512] <... prctl resumed>) = 0 [pid 306] getdents64(4 [pid 512] setpgid(0, 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 512] <... setpgid resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./39/config" [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 306] <... rmdir resumed>) = 0 [pid 512] write(3, "1000", 4) = 4 [pid 512] close(3) = 0 [pid 512] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] getdents64(3 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 305] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... openat resumed>) = 3 [pid 308] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] close(3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 306] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 308] fstat(3 [pid 307] fstat(3 [pid 306] rmdir("./39" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 512] write(1, "executing program\n", 18 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 307] getdents64(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./41/binderfs" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rmdir resumed>) = 0 [pid 305] unlink("./41/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] mkdir("./40", 0777 [pid 305] <... unlink resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./38/binderfs" [pid 305] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./36/binderfs" [pid 305] <... umount2 resumed>) = 0 [pid 308] unlink("./38/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] <... unlink resumed>) = 0 [pid 307] unlink("./36/binderfs" [pid 305] newfstatat(AT_FDCWD, "./41/config" [pid 308] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... unlink resumed>) = 0 [pid 305] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 307] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] openat(AT_FDCWD, "./41/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 308] newfstatat(AT_FDCWD, "./38/config" [pid 307] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... mkdir resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./36/config" [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] openat(AT_FDCWD, "./38/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] umount2("./36/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] getdents64(4 [pid 308] <... openat resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] fstat(4 [pid 307] openat(AT_FDCWD, "./36/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] close(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... openat resumed>) = 4 [pid 305] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 307] fstat(4 [pid 305] rmdir("./41/config" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 308] getdents64(4 [pid 307] getdents64(4 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 513 [pid 305] getdents64(3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3 [pid 308] close(4 [pid 307] getdents64(4 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rmdir("./41" executing program [pid 308] rmdir("./38/config" [pid 307] close(4 [pid 305] <... rmdir resumed>) = 0 [pid 512] <... write resumed>) = 18 [pid 305] mkdir("./42", 0777 [pid 512] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 512] <... mkdirat resumed>) = 0 [pid 308] getdents64(3 [pid 307] rmdir("./36/config" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 512] mount(NULL, "./config", "configfs", 0, NULL [pid 308] close(3 [pid 307] <... rmdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 307] getdents64(3 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 514 [pid 512] <... mount resumed>) = 0 [pid 308] rmdir("./38" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 513 attached [pid 513] set_robust_list(0x55558b467760, 24) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 512] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] close(3 [pid 308] mkdir("./39", 0777 [pid 307] <... close resumed>) = 0 [pid 513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 513] chdir("./40") = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] rmdir("./36" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 512] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 513] setpgid(0, 0) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 512] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] mkdir("./37", 0777 [pid 513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 513] write(3, "1000", 4) = 4 [pid 513] close(3) = 0 [pid 513] symlink("/dev/binderfs", "./binderfs") = 0 [ 28.976694][ T509] Mass Storage Function, version: 2009/09/11 [ 28.983597][ T509] LUN: removable file: (no medium) [ 28.990070][ T510] Mass Storage Function, version: 2009/09/11 [ 28.996394][ T510] LUN: removable file: (no medium) [pid 512] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 515 [pid 307] <... mkdir resumed>) = 0 [pid 513] write(1, "executing program\n", 18) = 18 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 512] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 513] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 516 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 513] <... mkdirat resumed>) = 0 [pid 513] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 513] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 513] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 513] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 515 attached [pid 515] set_robust_list(0x55558b467760, 24) = 0 [pid 515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 515] chdir("./39") = 0 [pid 515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 515] setpgid(0, 0) = 0 ci2-android-5-15/strace-static-x86_64: Process 514 attached [pid 515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 515] write(3, "1000", 4) = 4 [pid 515] close(3) = 0 ci2-android-5-15/strace-static-x86_64: Process 516 attached [pid 515] symlink("/dev/binderfs", "./binderfs" [pid 514] set_robust_list(0x55558b467760, 24 [pid 516] set_robust_list(0x55558b467760, 24) = 0 [pid 515] <... symlink resumed>) = 0 [pid 516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 516] chdir("./37" [pid 515] write(1, "executing program\n", 18) = 18 [pid 516] <... chdir resumed>) = 0 [pid 515] mkdirat(AT_FDCWD, "./config", 0777 [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 516] setpgid(0, 0 [pid 515] <... mkdirat resumed>) = 0 [pid 516] <... setpgid resumed>) = 0 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 516] write(3, "1000", 4) = 4 [pid 516] close(3) = 0 [pid 516] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 515] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 516] write(1, "executing program\n", 18) = 18 [pid 516] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 515] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 516] <... mkdirat resumed>) = 0 [pid 514] <... set_robust_list resumed>) = 0 [pid 512] <... mkdirat resumed>) = 0 [pid 515] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 515] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 515] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 515] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 515] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 515] exit_group(0) = ? [pid 515] +++ exited with 0 +++ [pid 514] rt_sigprocmask(SIG_SETMASK, [] [pid 512] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 516] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 514] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 516] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 516] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 516] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 514] chdir("./42" [pid 512] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 514] <... chdir resumed>) = 0 [pid 512] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 514] setpgid(0, 0 [pid 513] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 513] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 513] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 514] <... setpgid resumed>) = 0 [pid 513] <... unlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 513] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 513] <... rmdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 514] <... openat resumed>) = 3 [pid 513] exit_group(0 [pid 514] write(3, "1000", 4 [pid 308] <... openat resumed>) = 3 [pid 514] <... write resumed>) = 4 [pid 513] <... exit_group resumed>) = ? [pid 308] fstat(3 [pid 514] close(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 514] <... close resumed>) = 0 [pid 514] symlink("/dev/binderfs", "./binderfs" [pid 513] +++ exited with 0 +++ [pid 512] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] getdents64(3 [pid 516] <... mkdirat resumed>) = 0 [pid 516] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 514] <... symlink resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 514] write(1, "executing program\n", 18 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 514] <... write resumed>) = 18 [pid 308] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 516] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 516] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 514] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 516] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 516] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 516] exit_group(0) = ? [pid 514] <... mkdirat resumed>) = 0 executing program [pid 308] newfstatat(AT_FDCWD, "./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 514] mount(NULL, "./config", "configfs", 0, NULL [pid 308] unlink("./39/binderfs" [pid 514] <... mount resumed>) = 0 [pid 514] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... unlink resumed>) = 0 [pid 308] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 514] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 514] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 514] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./39/config" [pid 514] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 516] +++ exited with 0 +++ [pid 512] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./39/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... restart_syscall resumed>) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./39/config") = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./39") = 0 [pid 308] mkdir("./40", 0777) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 514] <... mkdirat resumed>) = 0 [pid 306] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 514] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 307] fstat(3 [pid 306] fstat(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 514] <... symlinkat resumed>) = 0 [pid 307] getdents64(3 [pid 514] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 514] <... unlinkat resumed>) = 0 [pid 306] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 514] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./37/binderfs" [pid 306] newfstatat(AT_FDCWD, "./40/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./37/binderfs" [pid 306] unlink("./40/binderfs" [pid 307] <... unlink resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 514] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 306] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./37/config" [pid 306] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./37/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./40/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./37/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] fstat(4 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 517 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./40/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(4 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... openat resumed>) = 4 [pid 514] exit_group(0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(4 [pid 306] fstat(4 [pid 514] <... exit_group resumed>) = ? [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] close(4 [pid 306] getdents64(4 [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./37/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 512] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 512] exit_group(0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(3 [pid 306] close(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 307] close(3 [pid 306] rmdir("./40/config" [pid 307] <... close resumed>) = 0 [pid 512] <... exit_group resumed>) = ? [pid 514] +++ exited with 0 +++ [pid 512] +++ exited with 0 +++ [pid 307] rmdir("./37" [pid 306] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 517 attached [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 517] set_robust_list(0x55558b467760, 24) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] mkdir("./38", 0777 [pid 306] close(3 [pid 517] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... close resumed>) = 0 [pid 517] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 517] chdir("./40") = 0 [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 517] setpgid(0, 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] rmdir("./40" [pid 517] <... setpgid resumed>) = 0 [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 517] write(3, "1000", 4 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... rmdir resumed>) = 0 [pid 517] <... write resumed>) = 4 [pid 306] mkdir("./41", 0777 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 517] close(3) = 0 [pid 517] symlink("/dev/binderfs", "./binderfs" [pid 306] <... mkdir resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 517] <... symlink resumed>) = 0 executing program [pid 517] write(1, "executing program\n", 18) = 18 [pid 517] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 517] <... mkdirat resumed>) = 0 [pid 517] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 517] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 517] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 518 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 518 attached [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... restart_syscall resumed>) = 0 [pid 517] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 29.030546][ T512] Mass Storage Function, version: 2009/09/11 [ 29.037720][ T512] LUN: removable file: (no medium) [ 29.047580][ T516] Mass Storage Function, version: 2009/09/11 [ 29.054035][ T516] LUN: removable file: (no medium) [ 29.064011][ T514] Mass Storage Function, version: 2009/09/11 [ 29.070333][ T514] LUN: removable file: (no medium) [pid 517] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 518] set_robust_list(0x55558b467760, 24 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 519 attached [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 519 [pid 305] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 519] set_robust_list(0x55558b467760, 24 [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3 [pid 519] <... set_robust_list resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] newfstatat(AT_FDCWD, "./42/binderfs" [pid 519] chdir("./41" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... openat resumed>) = 3 [pid 305] unlink("./42/binderfs" [pid 519] <... chdir resumed>) = 0 [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 519] setpgid(0, 0) = 0 [pid 305] <... unlink resumed>) = 0 [pid 309] fstat(3 [pid 305] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./42/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 518] <... set_robust_list resumed>) = 0 [pid 309] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 517] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./42/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 517] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] newfstatat(AT_FDCWD, "./43/binderfs" [pid 305] <... openat resumed>) = 4 [pid 517] <... symlinkat resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] fstat(4 [pid 517] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 517] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] unlink("./43/binderfs" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 517] exit_group(0 [pid 305] getdents64(4 [pid 517] <... exit_group resumed>) = ? [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 518] rt_sigprocmask(SIG_SETMASK, [] [pid 517] +++ exited with 0 +++ [pid 309] <... unlink resumed>) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] close(4 [pid 519] <... openat resumed>) = 3 [pid 305] <... close resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 519] write(3, "1000", 4 [pid 305] rmdir("./42/config" [pid 519] <... write resumed>) = 4 [pid 519] close(3) = 0 [pid 519] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] <... umount2 resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 519] write(1, "executing program\n", 18 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] close(3 [pid 309] newfstatat(AT_FDCWD, "./43/config" [pid 305] <... close resumed>) = 0 [pid 305] rmdir("./42" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 519] <... write resumed>) = 18 executing program [pid 519] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 518] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rmdir resumed>) = 0 [pid 519] mount(NULL, "./config", "configfs", 0, NULL [pid 305] mkdir("./43", 0777 [pid 518] chdir("./38" [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 518] <... chdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 519] <... mount resumed>) = 0 [pid 309] openat(AT_FDCWD, "./43/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 519] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 518] <... prctl resumed>) = 0 [pid 518] setpgid(0, 0) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 519] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... openat resumed>) = 4 [pid 308] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 520 [pid 519] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 518] <... openat resumed>) = 3 [pid 309] fstat(4 [pid 308] <... openat resumed>) = 3 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] fstat(3 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 519] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 518] write(3, "1000", 4 [pid 308] getdents64(3 [pid 519] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 518] <... write resumed>) = 4 [pid 518] close(3) = 0 [pid 518] symlink("/dev/binderfs", "./binderfs") = 0 [pid 518] write(1, "executing program\n", 18) = 18 [pid 518] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 518] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 518] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 518] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 518] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 520 attached [pid 309] getdents64(4 executing program [pid 308] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 520] set_robust_list(0x55558b467760, 24 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(4 [pid 308] newfstatat(AT_FDCWD, "./40/binderfs" [pid 309] <... close resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] rmdir("./43/config" [pid 308] unlink("./40/binderfs" [pid 520] <... set_robust_list resumed>) = 0 [pid 520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 520] chdir("./43") = 0 [pid 308] <... unlink resumed>) = 0 [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rmdir resumed>) = 0 [pid 520] <... prctl resumed>) = 0 [pid 309] getdents64(3 [pid 308] <... umount2 resumed>) = 0 [pid 520] setpgid(0, 0) = 0 [pid 308] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] close(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 520] <... openat resumed>) = 3 [pid 309] <... close resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./40/config" [pid 520] write(3, "1000", 4) = 4 [pid 520] close(3) = 0 [pid 520] symlink("/dev/binderfs", "./binderfs") = 0 [pid 520] write(1, "executing program\n", 18) = 18 [pid 520] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 520] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 520] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 520] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 520] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 518] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rmdir("./43" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 518] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 518] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 518] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 518] exit_group(0) = ? [pid 309] <... rmdir resumed>) = 0 [pid 518] +++ exited with 0 +++ [pid 309] mkdir("./44", 0777 [pid 308] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... mkdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] openat(AT_FDCWD, "./40/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... openat resumed>) = 4 [pid 307] <... restart_syscall resumed>) = 0 [pid 520] <... mkdirat resumed>) = 0 [pid 519] <... mkdirat resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] fstat(4 [pid 519] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 519] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 519] <... unlinkat resumed>) = 0 [pid 519] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 519] exit_group(0) = ? [pid 307] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 521 ci2-android-5-15/strace-static-x86_64: Process 521 attached [pid 520] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 519] +++ exited with 0 +++ [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 521] set_robust_list(0x55558b467760, 24) = 0 [pid 521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 521] chdir("./44" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(4 [pid 521] <... chdir resumed>) = 0 [pid 521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 521] <... prctl resumed>) = 0 [pid 521] setpgid(0, 0) = 0 [pid 521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] close(4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... openat resumed>) = 3 [pid 308] <... close resumed>) = 0 [pid 307] fstat(3 [pid 521] write(3, "1000", 4) = 4 [pid 521] close(3) = 0 [pid 521] symlink("/dev/binderfs", "./binderfs" [pid 308] rmdir("./40/config" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 521] <... symlink resumed>) = 0 [pid 521] write(1, "executing program\n", 18) = 18 [pid 521] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 521] <... mkdirat resumed>) = 0 [pid 521] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] getdents64(3 [pid 521] <... mount resumed>) = 0 [pid 521] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 521] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 29.094917][ T517] Mass Storage Function, version: 2009/09/11 [ 29.103277][ T517] LUN: removable file: (no medium) [ 29.115261][ T519] Mass Storage Function, version: 2009/09/11 [ 29.123000][ T519] LUN: removable file: (no medium) [ 29.130167][ T520] Mass Storage Function, version: 2009/09/11 [ 29.136178][ T520] LUN: removable file: (no medium) [pid 521] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 520] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... close resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./38/binderfs" [pid 308] rmdir("./40" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] unlink("./38/binderfs" [pid 306] <... restart_syscall resumed>) = 0 [pid 308] mkdir("./41", 0777 [pid 307] <... unlink resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 521] <... mkdirat resumed>) = 0 [pid 520] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... umount2 resumed>) = 0 [pid 306] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 521] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 520] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 3 [pid 307] newfstatat(AT_FDCWD, "./38/config" [pid 306] fstat(3 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] umount2("./38/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 522 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 522 attached [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] openat(AT_FDCWD, "./38/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 521] <... symlinkat resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 522] set_robust_list(0x55558b467760, 24 [pid 521] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 520] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] fstat(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 522] <... set_robust_list resumed>) = 0 [pid 521] <... unlinkat resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] newfstatat(AT_FDCWD, "./41/binderfs" [pid 520] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 522] rt_sigprocmask(SIG_SETMASK, [] [pid 521] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] getdents64(4 [pid 306] unlink("./41/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... unlink resumed>) = 0 [pid 307] close(4 [pid 522] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 522] chdir("./41" [pid 521] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... close resumed>) = 0 [pid 520] exit_group(0 [pid 307] rmdir("./38/config" [pid 306] <... umount2 resumed>) = 0 [pid 522] <... chdir resumed>) = 0 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] setpgid(0, 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] newfstatat(AT_FDCWD, "./41/config" [pid 307] close(3 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... close resumed>) = 0 [pid 306] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./38" [pid 522] <... setpgid resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./41/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] mkdir("./39", 0777 [pid 306] <... openat resumed>) = 4 [pid 522] write(3, "1000", 4) = 4 [pid 522] close(3) = 0 [pid 522] symlink("/dev/binderfs", "./binderfs") = 0 [pid 521] exit_group(0 [pid 307] <... mkdir resumed>) = 0 [pid 306] fstat(4 [pid 521] <... exit_group resumed>) = ? executing program [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 520] <... exit_group resumed>) = ? [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] getdents64(4 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 522] write(1, "executing program\n", 18 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 522] <... write resumed>) = 18 [pid 522] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] getdents64(4 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 523 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 522] mount(NULL, "./config", "configfs", 0, NULL [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] close(4 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 522] <... mount resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 522] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 306] rmdir("./41/config" [pid 522] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 522] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 523 attached [pid 521] +++ exited with 0 +++ [pid 520] +++ exited with 0 +++ [pid 306] <... rmdir resumed>) = 0 [pid 523] set_robust_list(0x55558b467760, 24 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] getdents64(3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 523] <... set_robust_list resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 523] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... restart_syscall resumed>) = 0 [pid 306] close(3 [pid 305] <... restart_syscall resumed>) = 0 [pid 523] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... close resumed>) = 0 [pid 523] chdir("./39" [pid 306] rmdir("./41" [pid 523] <... chdir resumed>) = 0 [pid 522] <... mkdirat resumed>) = 0 [pid 309] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 522] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... rmdir resumed>) = 0 [pid 305] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] mkdir("./42", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 523] <... prctl resumed>) = 0 [pid 522] <... symlinkat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 522] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 522] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 523] setpgid(0, 0 [pid 522] <... rmdir resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] <... mkdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 523] <... setpgid resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... openat resumed>) = 3 [pid 309] getdents64(3 [pid 305] fstat(3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 522] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 522] <... exit_group resumed>) = ? ci2-android-5-15/strace-static-x86_64: Process 524 attached [pid 523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 522] +++ exited with 0 +++ [pid 309] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 524 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] newfstatat(AT_FDCWD, "./44/binderfs" [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 524] set_robust_list(0x55558b467760, 24 [pid 523] <... openat resumed>) = 3 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 523] write(3, "1000", 4 [pid 309] unlink("./44/binderfs" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 524] <... set_robust_list resumed>) = 0 [pid 524] rt_sigprocmask(SIG_SETMASK, [] [pid 523] <... write resumed>) = 4 [pid 309] <... unlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./43/binderfs" [pid 523] close(3 [pid 309] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 523] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 524] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 524] chdir("./42" [pid 523] symlink("/dev/binderfs", "./binderfs" [pid 309] <... umount2 resumed>) = 0 [pid 305] unlink("./43/binderfs" [pid 524] <... chdir resumed>) = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... unlink resumed>) = 0 [pid 524] setpgid(0, 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./44/config" [pid 524] <... setpgid resumed>) = 0 [pid 523] <... symlink resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 523] write(1, "executing program\n", 18 [pid 309] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 523] <... write resumed>) = 18 [pid 309] openat(AT_FDCWD, "./44/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] newfstatat(AT_FDCWD, "./43/config" [pid 524] <... openat resumed>) = 3 [pid 523] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... openat resumed>) = 4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] fstat(4 [pid 305] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 524] write(3, "1000", 4) = 4 [pid 524] close(3) = 0 [pid 524] symlink("/dev/binderfs", "./binderfs" [pid 309] getdents64(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 524] <... symlink resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] openat(AT_FDCWD, "./43/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4 [pid 524] write(1, "executing program\n", 18 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... openat resumed>) = 4 [pid 523] <... mkdirat resumed>) = 0 [pid 309] close(4 [pid 305] fstat(4 [pid 523] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... close resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] rmdir("./44/config" [pid 523] <... mount resumed>) = 0 [pid 305] getdents64(4 [pid 524] <... write resumed>) = 18 executing program [pid 524] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 523] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 524] mount(NULL, "./config", "configfs", 0, NULL [pid 523] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(3 [pid 305] getdents64(4 [pid 523] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 523] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] close(3 [pid 305] close(4 [pid 523] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 524] <... mount resumed>) = 0 [pid 309] rmdir("./44" [pid 305] rmdir("./43/config" [pid 524] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 524] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 524] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [ 29.146463][ T521] Mass Storage Function, version: 2009/09/11 [ 29.152694][ T521] LUN: removable file: (no medium) [ 29.174605][ T522] Mass Storage Function, version: 2009/09/11 [ 29.180663][ T522] LUN: removable file: (no medium) [pid 308] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./41/binderfs" [pid 309] <... rmdir resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 308] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 308] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] mkdir("./45", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rmdir resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./41/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./41/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./41/config") = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./41" [pid 309] <... mkdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 524] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 523] <... mkdirat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 524] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] mkdir("./42", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 524] <... symlinkat resumed>) = 0 [pid 523] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 524] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 524] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 524] exit_group(0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... mkdir resumed>) = 0 [pid 305] close(3 [pid 524] <... exit_group resumed>) = ? [pid 523] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 524] +++ exited with 0 +++ [pid 305] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 525 attached [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rmdir("./43" [pid 523] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 525 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 525] set_robust_list(0x55558b467760, 24) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... rmdir resumed>) = 0 [pid 525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 525] chdir("./45") = 0 [pid 525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] mkdir("./44", 0777 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 526 [pid 525] setpgid(0, 0) = 0 [pid 525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 523] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 523] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 525] <... openat resumed>) = 3 [pid 525] write(3, "1000", 4) = 4 [pid 525] close(3) = 0 [pid 525] symlink("/dev/binderfs", "./binderfs") = 0 [pid 525] write(1, "executing program\n", 18) = 18 [pid 523] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 527 [pid 525] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 523] exit_group(0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 523] <... exit_group resumed>) = ? executing program [pid 525] <... mkdirat resumed>) = 0 [pid 525] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 525] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 525] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 523] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 525] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-15/strace-static-x86_64: Process 527 attached ci2-android-5-15/strace-static-x86_64: Process 526 attached [pid 306] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 525] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 307] fstat(3 [pid 306] fstat(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 527] set_robust_list(0x55558b467760, 24 [pid 526] set_robust_list(0x55558b467760, 24 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 527] <... set_robust_list resumed>) = 0 [pid 526] <... set_robust_list resumed>) = 0 [pid 307] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./39/binderfs" [pid 306] newfstatat(AT_FDCWD, "./42/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 526] rt_sigprocmask(SIG_SETMASK, [] [pid 307] unlink("./39/binderfs" [pid 306] unlink("./42/binderfs" [pid 527] rt_sigprocmask(SIG_SETMASK, [] [pid 526] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 307] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 525] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 527] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 526] chdir("./42" [pid 307] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 525] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 527] chdir("./44" [pid 526] <... chdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./39/config" [pid 527] <... chdir resumed>) = 0 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 525] <... symlinkat resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 526] <... prctl resumed>) = 0 [pid 527] <... prctl resumed>) = 0 [pid 307] umount2("./39/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 526] setpgid(0, 0 [pid 306] newfstatat(AT_FDCWD, "./42/config" [pid 527] setpgid(0, 0 [pid 526] <... setpgid resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 525] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] openat(AT_FDCWD, "./39/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 525] <... unlinkat resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 527] <... setpgid resumed>) = 0 [pid 526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] fstat(4 [pid 306] openat(AT_FDCWD, "./42/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 4 [pid 307] getdents64(4 [pid 306] fstat(4 [pid 525] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 526] <... openat resumed>) = 3 [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 526] write(3, "1000", 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 526] <... write resumed>) = 4 [pid 307] close(4 [pid 306] getdents64(4 [pid 527] <... openat resumed>) = 3 [pid 526] close(3 [pid 525] exit_group(0 [pid 307] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 527] write(3, "1000", 4 [pid 526] <... close resumed>) = 0 [pid 307] rmdir("./39/config" [pid 527] <... write resumed>) = 4 [pid 526] symlink("/dev/binderfs", "./binderfs" [pid 306] close(4 [pid 525] <... exit_group resumed>) = ? [pid 527] close(3 [pid 526] <... symlink resumed>) = 0 [pid 525] +++ exited with 0 +++ [pid 307] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 526] write(1, "executing program\n", 18 executing program [pid 307] getdents64(3 [pid 306] rmdir("./42/config" [pid 527] <... close resumed>) = 0 [pid 526] <... write resumed>) = 18 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=525, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 527] symlink("/dev/binderfs", "./binderfs" [pid 307] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 526] mkdirat(AT_FDCWD, "./config", 0777 [pid 527] <... symlink resumed>) = 0 [pid 526] <... mkdirat resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 526] mount(NULL, "./config", "configfs", 0, NULL [pid 307] rmdir("./39" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 527] write(1, "executing program\n", 18) = 18 executing program [pid 527] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 526] <... mount resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 526] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] mkdir("./40", 0777 [pid 527] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... close resumed>) = 0 [pid 527] <... mount resumed>) = 0 [pid 527] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 527] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 29.194836][ T523] Mass Storage Function, version: 2009/09/11 [ 29.201776][ T523] LUN: removable file: (no medium) [ 29.224787][ T525] Mass Storage Function, version: 2009/09/11 [ 29.231421][ T525] LUN: removable file: (no medium) [pid 307] <... mkdir resumed>) = 0 [pid 306] rmdir("./42" [pid 526] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 527] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 526] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 526] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] mkdir("./43", 0777 [pid 309] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 527] <... mkdirat resumed>) = 0 [pid 527] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 527] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 527] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 306] <... mkdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 528 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 527] exit_group(0 [pid 526] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... openat resumed>) = 3 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] fstat(3 [pid 527] <... exit_group resumed>) = ? [pid 527] +++ exited with 0 +++ [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 528 attached [pid 528] set_robust_list(0x55558b467760, 24) = 0 [pid 528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 528] chdir("./40") = 0 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 528] setpgid(0, 0) = 0 [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 528] write(3, "1000", 4) = 4 [pid 528] close(3) = 0 [pid 528] symlink("/dev/binderfs", "./binderfs") = 0 [pid 528] write(1, "executing program\n", 18) = 18 executing program [pid 528] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] getdents64(3 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 529 [pid 528] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 528] <... mount resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./45/binderfs" [pid 528] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 528] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] unlink("./45/binderfs" [pid 528] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 528] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 529 attached [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 529] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./45/config" [pid 529] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 529] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 529] chdir("./43" [pid 309] openat(AT_FDCWD, "./45/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 529] <... chdir resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] fstat(4 [pid 529] <... prctl resumed>) = 0 [pid 529] setpgid(0, 0) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] getdents64(4 [pid 529] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 529] write(3, "1000", 4 [pid 309] getdents64(4 [pid 529] <... write resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 529] close(3 [pid 309] close(4 [pid 529] <... close resumed>) = 0 [pid 529] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] <... close resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 529] write(1, "executing program\n", 18) = 18 [pid 309] rmdir("./45/config" executing program [pid 529] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... close resumed>) = 0 [pid 305] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] rmdir("./45" [pid 305] <... openat resumed>) = 3 [pid 529] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 529] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 305] fstat(3 [pid 309] mkdir("./46", 0777 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 529] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 529] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 305] getdents64(3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 528] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 528] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 528] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] newfstatat(AT_FDCWD, "./44/binderfs" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 530 [pid 528] <... unlinkat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] unlink("./44/binderfs" [pid 529] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 528] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 529] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 528] <... rmdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 530 attached [pid 529] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 528] exit_group(0 [pid 305] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 529] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 528] <... exit_group resumed>) = ? [pid 305] <... umount2 resumed>) = 0 [pid 530] set_robust_list(0x55558b467760, 24 [pid 529] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 528] +++ exited with 0 +++ [pid 305] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 529] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] newfstatat(AT_FDCWD, "./44/config" [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 529] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 529] exit_group(0 [pid 305] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 529] <... exit_group resumed>) = ? [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 530] <... set_robust_list resumed>) = 0 [pid 529] +++ exited with 0 +++ [pid 305] openat(AT_FDCWD, "./44/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... openat resumed>) = 4 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] fstat(4 [pid 526] <... mkdirat resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 530] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... restart_syscall resumed>) = 0 [pid 305] getdents64(4 [pid 307] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 526] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 530] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(4 [pid 307] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] fstat(3 [pid 305] close(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(3 [pid 305] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 530] chdir("./46" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] fstat(3 [pid 305] rmdir("./44/config" [pid 307] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 526] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 530] <... chdir resumed>) = 0 [pid 526] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 526] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(3 [pid 530] <... prctl resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./40/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] unlink("./40/binderfs" [pid 306] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(3 [pid 530] setpgid(0, 0) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 526] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] newfstatat(AT_FDCWD, "./43/binderfs" [pid 305] <... close resumed>) = 0 [pid 307] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rmdir("./44" [pid 306] unlink("./43/binderfs" [pid 307] <... umount2 resumed>) = 0 [pid 530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 526] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 526] exit_group(0 [pid 305] <... rmdir resumed>) = 0 [pid 530] <... openat resumed>) = 3 [pid 307] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 305] mkdir("./45", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 526] <... exit_group resumed>) = ? [pid 307] newfstatat(AT_FDCWD, "./40/config" [pid 306] <... umount2 resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./40/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./43/config" [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] openat(AT_FDCWD, "./40/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... openat resumed>) = 4 [pid 306] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 530] write(3, "1000", 4) = 4 [pid 530] close(3) = 0 [pid 530] symlink("/dev/binderfs", "./binderfs") = 0 [pid 530] write(1, "executing program\n", 18 [pid 307] fstat(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./43/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 531 [pid 307] getdents64(4 [pid 306] <... openat resumed>) = 4 [pid 530] <... write resumed>) = 18 [pid 306] fstat(4 [pid 305] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 526] +++ exited with 0 +++ [pid 307] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 530] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] getdents64(4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=526, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 307] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rmdir("./40/config" [pid 306] close(4 [pid 530] <... mkdirat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 307] getdents64(3 [pid 306] rmdir("./43/config" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 530] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 530] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 530] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 307] rmdir("./40" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 530] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 29.244196][ T527] Mass Storage Function, version: 2009/09/11 [ 29.250568][ T527] LUN: removable file: (no medium) [ 29.257612][ T526] Mass Storage Function, version: 2009/09/11 [ 29.268969][ T526] LUN: removable file: (no medium) [pid 530] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 531 attached [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 307] mkdir("./41", 0777 [pid 306] <... close resumed>) = 0 [pid 531] set_robust_list(0x55558b467760, 24 [pid 308] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... mkdir resumed>) = 0 [pid 306] rmdir("./43" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 530] <... mkdirat resumed>) = 0 [pid 530] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 308] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] mkdir("./44", 0777 [pid 308] fstat(3 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 530] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 530] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 306] <... mkdir resumed>) = 0 [pid 530] exit_group(0) = ? [pid 530] +++ exited with 0 +++ [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] getdents64(3 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 532 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 532 attached [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 532] set_robust_list(0x55558b467760, 24) = 0 [pid 532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 532] chdir("./41" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 533 [pid 308] newfstatat(AT_FDCWD, "./42/binderfs" [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] unlink("./42/binderfs" [pid 532] <... chdir resumed>) = 0 [pid 532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] <... unlink resumed>) = 0 [pid 532] setpgid(0, 0 [pid 308] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 532] <... setpgid resumed>) = 0 [pid 531] <... set_robust_list resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 531] rt_sigprocmask(SIG_SETMASK, [] [pid 308] newfstatat(AT_FDCWD, "./42/config" [pid 531] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 531] chdir("./45" [pid 308] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 531] <... chdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] openat(AT_FDCWD, "./42/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 531] <... prctl resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 531] setpgid(0, 0 [pid 308] fstat(4 [pid 531] <... setpgid resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./42/config" [pid 531] <... openat resumed>) = 3 [pid 308] <... rmdir resumed>) = 0 [pid 531] write(3, "1000", 4 [pid 308] getdents64(3 [pid 532] <... openat resumed>) = 3 [pid 532] write(3, "1000", 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 531] <... write resumed>) = 4 [pid 308] close(3 [pid 532] <... write resumed>) = 4 [pid 531] close(3 [pid 308] <... close resumed>) = 0 [pid 532] close(3 [pid 308] rmdir("./42" [pid 531] <... close resumed>) = 0 [pid 532] <... close resumed>) = 0 [pid 532] symlink("/dev/binderfs", "./binderfs") = 0 [pid 531] symlink("/dev/binderfs", "./binderfs" [pid 308] <... rmdir resumed>) = 0 [pid 532] write(1, "executing program\n", 18 [pid 308] mkdir("./43", 0777 [pid 532] <... write resumed>) = 18 [pid 532] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 531] <... symlink resumed>) = 0 [pid 532] mount(NULL, "./config", "configfs", 0, NULL [pid 531] write(1, "executing program\n", 18 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 532] <... mount resumed>) = 0 [pid 531] <... write resumed>) = 18 executing program executing program [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 532] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 531] mkdirat(AT_FDCWD, "./config", 0777 [pid 532] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 532] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 532] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 534 attached [pid 531] <... mkdirat resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 534 ci2-android-5-15/strace-static-x86_64: Process 533 attached [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 531] mount(NULL, "./config", "configfs", 0, NULL [pid 309] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 533] set_robust_list(0x55558b467760, 24 [pid 309] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 533] <... set_robust_list resumed>) = 0 [pid 533] rt_sigprocmask(SIG_SETMASK, [] [pid 531] <... mount resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 533] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 531] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] fstat(3 [pid 533] chdir("./44" [pid 531] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 533] <... chdir resumed>) = 0 [pid 533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] getdents64(3 [pid 531] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 533] setpgid(0, 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 531] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 533] <... setpgid resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 531] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] newfstatat(AT_FDCWD, "./46/binderfs" [pid 533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 533] <... openat resumed>) = 3 [pid 309] unlink("./46/binderfs" [pid 533] write(3, "1000", 4) = 4 [pid 533] close(3) = 0 [pid 533] symlink("/dev/binderfs", "./binderfs" [pid 309] <... unlink resumed>) = 0 [pid 534] set_robust_list(0x55558b467760, 24 [pid 533] <... symlink resumed>) = 0 [pid 309] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 533] write(1, "executing program\n", 18) = 18 executing program [pid 533] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... umount2 resumed>) = 0 [pid 534] <... set_robust_list resumed>) = 0 [pid 533] <... mkdirat resumed>) = 0 [pid 309] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 533] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 533] <... mount resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./46/config" [pid 533] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 533] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 533] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 533] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./46/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 533] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... openat resumed>) = 4 [pid 534] rt_sigprocmask(SIG_SETMASK, [] [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./46/config" [pid 533] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 532] <... mkdirat resumed>) = 0 [pid 531] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 533] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 531] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 533] <... symlinkat resumed>) = 0 [pid 531] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 534] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 533] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 531] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 533] <... unlinkat resumed>) = 0 [pid 309] getdents64(3 [pid 533] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 531] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 534] chdir("./43" [pid 533] <... rmdir resumed>) = 0 [pid 532] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 533] exit_group(0 [pid 309] close(3 [pid 533] <... exit_group resumed>) = ? [pid 533] +++ exited with 0 +++ [pid 532] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./46" [pid 531] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 531] exit_group(0) = ? [pid 309] <... rmdir resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] mkdir("./47", 0777 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 531] +++ exited with 0 +++ [pid 309] <... mkdir resumed>) = 0 [pid 532] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 532] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 534] <... chdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 532] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 534] setpgid(0, 0) = 0 [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 535 [pid 532] <... rmdir resumed>) = -1 ENOENT (No such file or directory) ci2-android-5-15/strace-static-x86_64: Process 535 attached [pid 534] <... openat resumed>) = 3 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 532] exit_group(0 [pid 306] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 532] <... exit_group resumed>) = ? [pid 306] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 305] fstat(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 305] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./44/binderfs" [pid 305] newfstatat(AT_FDCWD, "./45/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 532] +++ exited with 0 +++ [pid 306] unlink("./44/binderfs" [pid 305] unlink("./45/binderfs") = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=532, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... unlink resumed>) = 0 [pid 305] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 534] write(3, "1000", 4 [pid 305] <... umount2 resumed>) = 0 [pid 534] <... write resumed>) = 4 [pid 306] <... umount2 resumed>) = 0 [pid 305] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 534] close(3 [pid 306] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 534] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./45/config" [pid 534] symlink("/dev/binderfs", "./binderfs" [pid 306] newfstatat(AT_FDCWD, "./44/config" [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 534] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 534] write(1, "executing program\n", 18 [pid 306] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 534] <... write resumed>) = 18 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 305] openat(AT_FDCWD, "./45/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 534] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] openat(AT_FDCWD, "./44/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... openat resumed>) = 4 [pid 534] <... mkdirat resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 305] fstat(4 [pid 534] mount(NULL, "./config", "configfs", 0, NULL [pid 306] fstat(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 534] <... mount resumed>) = 0 [pid 306] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 534] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 534] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... close resumed>) = 0 [pid 534] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] getdents64(4 [pid 305] rmdir("./45/config" [pid 534] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... rmdir resumed>) = 0 [ 29.296272][ T530] Mass Storage Function, version: 2009/09/11 [ 29.302624][ T530] LUN: removable file: (no medium) [ 29.315788][ T532] Mass Storage Function, version: 2009/09/11 [ 29.326357][ T532] LUN: removable file: (no medium) [pid 305] getdents64(3 [pid 534] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] close(4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 305] close(3 [pid 306] rmdir("./44/config" [pid 305] <... close resumed>) = 0 [pid 305] rmdir("./45") = 0 [pid 535] set_robust_list(0x55558b467760, 24 [pid 305] mkdir("./46", 0777 [pid 535] <... set_robust_list resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 535] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 535] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 535] chdir("./47" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 535] <... chdir resumed>) = 0 [pid 535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 536 [pid 535] <... prctl resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 535] setpgid(0, 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 535] <... setpgid resumed>) = 0 [pid 535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 535] <... openat resumed>) = 3 [pid 306] getdents64(3 [pid 535] write(3, "1000", 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 535] <... write resumed>) = 4 [pid 307] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... close resumed>) = 0 [pid 535] close(3 [pid 307] <... openat resumed>) = 3 [pid 306] rmdir("./44" [pid 307] fstat(3 [pid 535] <... close resumed>) = 0 [pid 535] symlink("/dev/binderfs", "./binderfs") = 0 [pid 535] write(1, "executing program\n", 18 [pid 306] <... rmdir resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] mkdir("./45", 0777 [pid 307] getdents64(3 [pid 535] <... write resumed>) = 18 executing program [pid 535] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... mkdir resumed>) = 0 [pid 307] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 535] mount(NULL, "./config", "configfs", 0, NULL [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] newfstatat(AT_FDCWD, "./41/binderfs" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 535] <... mount resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 535] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 535] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 535] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] unlink("./41/binderfs"ci2-android-5-15/strace-static-x86_64: Process 536 attached [pid 536] set_robust_list(0x55558b467760, 24 [pid 307] <... unlink resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 537 [pid 536] <... set_robust_list resumed>) = 0 [pid 307] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 536] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 536] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 536] chdir("./46" [pid 307] newfstatat(AT_FDCWD, "./41/config" [pid 536] <... chdir resumed>) = 0 [pid 536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 536] setpgid(0, 0 [pid 307] umount2("./41/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 536] <... setpgid resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] openat(AT_FDCWD, "./41/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 537 attached [pid 536] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 4 [pid 536] write(3, "1000", 4 [pid 307] fstat(4 [pid 536] <... write resumed>) = 4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 536] close(3 [pid 307] getdents64(4 [pid 536] <... close resumed>) = 0 [pid 536] symlink("/dev/binderfs", "./binderfs") = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 537] set_robust_list(0x55558b467760, 24 [pid 307] getdents64(4 [pid 536] write(1, "executing program\n", 18) = 18 executing program [pid 536] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 537] <... set_robust_list resumed>) = 0 [pid 536] <... mkdirat resumed>) = 0 [pid 307] close(4 [pid 536] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 536] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 536] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 536] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 537] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... close resumed>) = 0 [pid 537] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 537] chdir("./45" [pid 307] rmdir("./41/config" [pid 537] <... chdir resumed>) = 0 [pid 537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 537] <... prctl resumed>) = 0 [pid 535] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 534] <... mkdirat resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 536] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 535] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] close(3 [pid 537] setpgid(0, 0) = 0 [pid 537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 535] <... symlinkat resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 535] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] rmdir("./41" [pid 537] <... openat resumed>) = 3 [pid 535] <... unlinkat resumed>) = 0 [pid 537] write(3, "1000", 4) = 4 [pid 537] close(3) = 0 [pid 537] symlink("/dev/binderfs", "./binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 535] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] mkdir("./42", 0777 [pid 537] <... symlink resumed>) = 0 [pid 535] <... rmdir resumed>) = 0 [pid 537] write(1, "executing program\n", 18) = 18 [pid 537] mkdirat(AT_FDCWD, "./config", 0777) = 0 executing program [pid 535] exit_group(0 [pid 307] <... mkdir resumed>) = 0 [pid 535] <... exit_group resumed>) = ? [pid 534] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 537] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 537] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 537] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 535] +++ exited with 0 +++ [pid 537] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 537] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 536] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 534] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 538 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 536] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 534] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 538 attached [pid 536] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 534] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 538] set_robust_list(0x55558b467760, 24 [pid 536] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 534] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 538] <... set_robust_list resumed>) = 0 [pid 538] rt_sigprocmask(SIG_SETMASK, [] [pid 536] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... restart_syscall resumed>) = 0 [pid 538] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 538] chdir("./42") = 0 [pid 309] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 538] <... prctl resumed>) = 0 [pid 309] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 538] setpgid(0, 0 [pid 309] <... openat resumed>) = 3 [pid 538] <... setpgid resumed>) = 0 [pid 309] fstat(3 [pid 538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 538] <... openat resumed>) = 3 [pid 309] getdents64(3 [pid 538] write(3, "1000", 4) = 4 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 538] close(3) = 0 [pid 538] symlink("/dev/binderfs", "./binderfs" [pid 309] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 538] <... symlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 538] write(1, "executing program\n", 18) = 18 executing program [pid 309] newfstatat(AT_FDCWD, "./47/binderfs" [pid 538] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 538] <... mkdirat resumed>) = 0 [pid 309] unlink("./47/binderfs" [pid 538] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 309] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./47/config" [pid 537] <... mkdirat resumed>) = 0 [pid 536] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 534] <... rmdir resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 536] exit_group(0 [pid 309] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 537] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 536] <... exit_group resumed>) = ? [pid 534] exit_group(0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./47/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 536] +++ exited with 0 +++ [pid 309] close(4 [pid 534] <... exit_group resumed>) = ? [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./47/config") = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 534] +++ exited with 0 +++ [pid 309] close(3 [pid 305] <... restart_syscall resumed>) = 0 [pid 537] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... close resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] rmdir("./47" [pid 538] <... mount resumed>) = 0 [pid 537] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] mkdir("./48", 0777 [pid 305] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 309] <... mkdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 537] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 537] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 537] exit_group(0) = ? ci2-android-5-15/strace-static-x86_64: Process 539 attached [pid 537] +++ exited with 0 +++ [pid 308] <... openat resumed>) = 3 [pid 305] newfstatat(AT_FDCWD, "./46/binderfs" [pid 539] set_robust_list(0x55558b467760, 24 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 539 [pid 308] fstat(3 [pid 539] <... set_robust_list resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 539] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(3 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] unlink("./46/binderfs" [pid 539] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 539] chdir("./48" [pid 308] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... unlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 539] <... chdir resumed>) = 0 [pid 305] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./43/binderfs" [pid 538] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 538] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... umount2 resumed>) = 0 [pid 539] <... prctl resumed>) = 0 [pid 308] unlink("./43/binderfs" [pid 305] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 538] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 538] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... unlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 539] setpgid(0, 0 [pid 308] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./46/config" [pid 539] <... setpgid resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... restart_syscall resumed>) = 0 [pid 305] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 539] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 539] write(3, "1000", 4 [ 29.353809][ T534] Mass Storage Function, version: 2009/09/11 [ 29.366284][ T534] LUN: removable file: (no medium) [ 29.375708][ T537] Mass Storage Function, version: 2009/09/11 [ 29.385293][ T537] LUN: removable file: (no medium) [ 29.396715][ T538] Mass Storage Function, version: 2009/09/11 [pid 308] newfstatat(AT_FDCWD, "./43/config" [pid 305] openat(AT_FDCWD, "./46/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 539] <... write resumed>) = 4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... openat resumed>) = 4 [pid 539] close(3 [pid 308] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] fstat(4 [pid 539] <... close resumed>) = 0 [pid 538] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 539] symlink("/dev/binderfs", "./binderfs" [pid 308] openat(AT_FDCWD, "./43/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 305] getdents64(4 [pid 538] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... openat resumed>) = 4 [pid 306] fstat(3 [pid 538] <... symlinkat resumed>) = 0 [pid 308] fstat(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 305] getdents64(4 [pid 538] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 539] <... symlink resumed>) = 0 [pid 308] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 538] <... unlinkat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] close(4 [pid 306] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 539] write(1, "executing program\n", 18 [pid 308] getdents64(4 [pid 305] <... close resumed>) = 0 executing program [pid 539] <... write resumed>) = 18 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./46/config" [pid 308] close(4 [pid 306] newfstatat(AT_FDCWD, "./45/binderfs" [pid 538] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 305] <... rmdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] getdents64(3 [pid 308] rmdir("./43/config" [pid 539] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] unlink("./45/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 538] exit_group(0) = ? [pid 308] <... rmdir resumed>) = 0 [pid 539] <... mkdirat resumed>) = 0 [pid 538] +++ exited with 0 +++ [pid 308] getdents64(3 [pid 306] <... unlink resumed>) = 0 [pid 305] close(3 [pid 539] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 539] <... mount resumed>) = 0 [pid 308] close(3 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... umount2 resumed>) = 0 [pid 305] rmdir("./46" [pid 539] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... close resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 539] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./43" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rmdir resumed>) = 0 [pid 539] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] mkdir("./47", 0777 [pid 539] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... rmdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./45/config" [pid 305] <... mkdir resumed>) = 0 [pid 539] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] mkdir("./44", 0777 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... mkdir resumed>) = 0 [pid 306] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 540 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 540 attached [pid 540] set_robust_list(0x55558b467760, 24) = 0 [pid 540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 540] chdir("./47") = 0 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 540] setpgid(0, 0) = 0 [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 540] write(3, "1000", 4) = 4 [pid 540] close(3) = 0 [pid 540] symlink("/dev/binderfs", "./binderfs") = 0 [pid 540] write(1, "executing program\n", 18) = 18 [pid 540] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... restart_syscall resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] openat(AT_FDCWD, "./45/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 540] <... mkdirat resumed>) = 0 [pid 540] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... openat resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(4 executing program [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 541 [pid 307] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... openat resumed>) = 3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] getdents64(4 [pid 307] fstat(3 [pid 540] <... mount resumed>) = 0 [pid 540] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 540] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 540] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] close(4 [pid 307] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 540] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rmdir("./45/config" [pid 307] newfstatat(AT_FDCWD, "./42/binderfs" [pid 540] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 541 attached [pid 541] set_robust_list(0x55558b467760, 24 [pid 306] <... rmdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] getdents64(3 [pid 307] unlink("./42/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 541] <... set_robust_list resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] close(3 [pid 307] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 541] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... close resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 306] rmdir("./45" [pid 541] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 541] chdir("./44") = 0 [pid 541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 541] setpgid(0, 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] mkdir("./46", 0777 [pid 307] newfstatat(AT_FDCWD, "./42/config" [pid 541] <... setpgid resumed>) = 0 [pid 541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 306] <... mkdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./42/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] openat(AT_FDCWD, "./42/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 541] write(3, "1000", 4) = 4 [pid 541] close(3) = 0 [pid 541] symlink("/dev/binderfs", "./binderfs") = 0 [pid 541] write(1, "executing program\n", 18 [pid 307] <... openat resumed>) = 4 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 542 [pid 307] fstat(4 [pid 541] <... write resumed>) = 18 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(4 [pid 541] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 executing program [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./42/config") = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 541] <... mkdirat resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 541] mount(NULL, "./config", "configfs", 0, NULL [pid 307] rmdir("./42" [pid 541] <... mount resumed>) = 0 [pid 541] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 541] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 541] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 542 attached [pid 542] set_robust_list(0x55558b467760, 24) = 0 [pid 542] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rmdir resumed>) = 0 [pid 542] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] mkdir("./43", 0777 [pid 542] chdir("./46") = 0 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 542] setpgid(0, 0) = 0 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 542] <... openat resumed>) = 3 [pid 542] write(3, "1000", 4) = 4 [pid 542] close(3) = 0 [pid 542] symlink("/dev/binderfs", "./binderfs" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 543 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 542] <... symlink resumed>) = 0 [pid 542] write(1, "executing program\n", 18) = 18 executing program [pid 542] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 542] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 542] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 542] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 542] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 543 attached [pid 543] set_robust_list(0x55558b467760, 24) = 0 [pid 543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 543] chdir("./43") = 0 [pid 543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 543] setpgid(0, 0) = 0 [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 541] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 540] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 541] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 540] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 541] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 540] <... symlinkat resumed>) = 0 [pid 539] <... mkdirat resumed>) = 0 [pid 541] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 540] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 541] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 540] <... unlinkat resumed>) = 0 [pid 539] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 540] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 541] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 540] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 541] exit_group(0) = ? [pid 541] +++ exited with 0 +++ [pid 540] exit_group(0 [pid 539] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 543] write(3, "1000", 4) = 4 [pid 543] close(3) = 0 [pid 543] symlink("/dev/binderfs", "./binderfs" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 540] <... exit_group resumed>) = ? [pid 539] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 543] <... symlink resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 543] write(1, "executing program\n", 18) = 18 [pid 543] mkdirat(AT_FDCWD, "./config", 0777 [pid 540] +++ exited with 0 +++ executing program [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 543] <... mkdirat resumed>) = 0 [pid 543] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 543] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 543] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 543] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 539] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... restart_syscall resumed>) = 0 [pid 539] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 542] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 543] <... mkdirat resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 542] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 542] <... symlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 542] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 542] <... unlinkat resumed>) = 0 [pid 305] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 542] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 542] <... rmdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 542] exit_group(0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 542] <... exit_group resumed>) = ? [pid 305] <... openat resumed>) = 3 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 542] +++ exited with 0 +++ [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./44/binderfs" [pid 305] fstat(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] unlink("./44/binderfs" [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] getdents64(3 [pid 308] <... unlink resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./47/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] newfstatat(AT_FDCWD, "./44/config" [pid 305] unlink("./47/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = 0 [pid 308] openat(AT_FDCWD, "./44/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... openat resumed>) = 4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] fstat(4 [pid 305] newfstatat(AT_FDCWD, "./47/config" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(4 [pid 305] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(4 [pid 305] openat(AT_FDCWD, "./47/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... openat resumed>) = 4 [pid 308] close(4 [pid 305] fstat(4 [pid 543] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 539] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... close resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rmdir("./44/config" [pid 305] getdents64(4 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(3 [pid 305] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(3 [pid 305] close(4 [pid 308] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 308] rmdir("./44" [pid 305] rmdir("./47/config" [pid 308] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 308] mkdir("./45", 0777 [pid 305] getdents64(3 [pid 308] <... mkdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] close(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... close resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rmdir("./47"ci2-android-5-15/strace-static-x86_64: Process 544 attached [pid 544] set_robust_list(0x55558b467760, 24) = 0 [pid 544] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 544 [pid 305] <... rmdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] mkdir("./48", 0777 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 544] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 544] chdir("./45") = 0 [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 544] setpgid(0, 0) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 544] write(3, "1000", 4) = 4 [pid 544] close(3 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 545 [pid 544] <... close resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 544] symlink("/dev/binderfs", "./binderfs" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 545 attached [pid 543] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 539] exit_group(0 [pid 543] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 539] <... exit_group resumed>) = ? [pid 539] +++ exited with 0 +++ [pid 543] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=539, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 543] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 545] set_robust_list(0x55558b467760, 24 [pid 544] <... symlink resumed>) = 0 [pid 543] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 543] exit_group(0 [pid 309] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 545] <... set_robust_list resumed>) = 0 [pid 544] write(1, "executing program\n", 18 [pid 543] <... exit_group resumed>) = ? [pid 309] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(3 [pid 543] +++ exited with 0 +++ [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 3 [pid 309] getdents64(3 [pid 306] fstat(3 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=543, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 545] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 544] <... write resumed>) = 18 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 545] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 544] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] newfstatat(AT_FDCWD, "./48/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] unlink("./48/binderfs" [pid 545] chdir("./48" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 544] <... mkdirat resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./46/binderfs" [pid 545] <... chdir resumed>) = 0 [pid 309] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] unlink("./46/binderfs" [pid 309] <... umount2 resumed>) = 0 [pid 545] <... prctl resumed>) = 0 [pid 545] setpgid(0, 0) = 0 [pid 309] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./48/config" [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 309] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./48/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(AT_FDCWD, "./46/config" [pid 309] <... openat resumed>) = 4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] fstat(4 [pid 306] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 306] openat(AT_FDCWD, "./46/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 545] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 306] fstat(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] close(4 [pid 306] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 545] write(3, "1000", 4 [pid 309] rmdir("./48/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 545] <... write resumed>) = 4 [pid 545] close(3 [pid 544] mount(NULL, "./config", "configfs", 0, NULL [pid 545] <... close resumed>) = 0 [pid 544] <... mount resumed>) = 0 [pid 545] symlink("/dev/binderfs", "./binderfs" [pid 544] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 545] <... symlink resumed>) = 0 [pid 544] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 545] write(1, "executing program\n", 18 executing program [pid 544] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 545] <... write resumed>) = 18 [pid 544] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 309] close(3 [pid 306] <... close resumed>) = 0 [ 29.403005][ T538] LUN: removable file: (no medium) [ 29.414060][ T539] Mass Storage Function, version: 2009/09/11 [ 29.428514][ T539] LUN: removable file: (no medium) [ 29.439072][ T543] Mass Storage Function, version: 2009/09/11 [ 29.445487][ T543] LUN: removable file: (no medium) [pid 545] mkdirat(AT_FDCWD, "./config", 0777 [pid 544] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... close resumed>) = 0 [pid 306] rmdir("./46/config" [pid 309] rmdir("./48" [pid 545] <... mkdirat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 545] mount(NULL, "./config", "configfs", 0, NULL [pid 309] mkdir("./49", 0777 [pid 306] getdents64(3 [pid 545] <... mount resumed>) = 0 [pid 545] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 545] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] <... mkdir resumed>) = 0 [pid 545] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... close resumed>) = 0 [pid 307] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 546 attached ) = 3 [pid 306] rmdir("./46" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 546 [pid 307] fstat(3 [pid 545] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 545] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 545] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] getdents64(3 [pid 306] mkdir("./47", 0777 [pid 545] <... unlinkat resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 545] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 545] exit_group(0 [pid 306] <... mkdir resumed>) = 0 [pid 307] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] newfstatat(AT_FDCWD, "./43/binderfs" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 545] <... exit_group resumed>) = ? [pid 545] +++ exited with 0 +++ [pid 307] unlink("./43/binderfs" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 544] <... mkdirat resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 547 [pid 307] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 544] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./43/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./43/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 544] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 544] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 546] set_robust_list(0x55558b467760, 24 [pid 307] openat(AT_FDCWD, "./43/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 544] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... openat resumed>) = 4 [pid 546] <... set_robust_list resumed>) = 0 [pid 307] fstat(4 [pid 544] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 544] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 546] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... close resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] rmdir("./43/config" [pid 305] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rmdir resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 307] getdents64(3 [pid 305] fstat(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 307] close(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... close resumed>) = 0 [pid 305] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./43" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./48/binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 307] mkdir("./44", 0777 [pid 305] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 546] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./48/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 305] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] openat(AT_FDCWD, "./48/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... openat resumed>) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./48/config"ci2-android-5-15/strace-static-x86_64: Process 547 attached ci2-android-5-15/strace-static-x86_64: Process 548 attached ) = 0 [pid 305] getdents64(3 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 548 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] close(3) = 0 [pid 305] rmdir("./48" [pid 548] set_robust_list(0x55558b467760, 24 [pid 547] set_robust_list(0x55558b467760, 24 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./49", 0777 [pid 548] <... set_robust_list resumed>) = 0 [pid 547] <... set_robust_list resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 547] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 549 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 548] rt_sigprocmask(SIG_SETMASK, [] [pid 547] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 544] exit_group(0ci2-android-5-15/strace-static-x86_64: Process 549 attached [pid 546] chdir("./49") = 0 [pid 544] <... exit_group resumed>) = ? [pid 549] set_robust_list(0x55558b467760, 24 [pid 548] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 547] chdir("./47" [pid 544] +++ exited with 0 +++ [pid 546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 546] setpgid(0, 0) = 0 [pid 546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=544, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 546] <... openat resumed>) = 3 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 546] write(3, "1000", 4) = 4 [pid 546] close(3) = 0 [pid 546] symlink("/dev/binderfs", "./binderfs" [pid 549] <... set_robust_list resumed>) = 0 [pid 548] chdir("./44" [pid 547] <... chdir resumed>) = 0 [pid 546] <... symlink resumed>) = 0 [pid 546] write(1, "executing program\n", 18) = 18 executing program [pid 546] mkdirat(AT_FDCWD, "./config", 0777 [pid 549] rt_sigprocmask(SIG_SETMASK, [] [pid 548] <... chdir resumed>) = 0 [pid 547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 546] <... mkdirat resumed>) = 0 [pid 546] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 546] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 546] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 546] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 549] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 547] <... prctl resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 549] chdir("./49" [pid 548] <... prctl resumed>) = 0 [pid 547] setpgid(0, 0 [pid 549] <... chdir resumed>) = 0 [pid 548] setpgid(0, 0 [pid 547] <... setpgid resumed>) = 0 [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 548] <... setpgid resumed>) = 0 [pid 547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 546] <... mkdirat resumed>) = 0 [pid 308] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 549] <... prctl resumed>) = 0 [pid 548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 547] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 548] <... openat resumed>) = 3 [pid 547] write(3, "1000", 4 [pid 308] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 549] setpgid(0, 0 [pid 548] write(3, "1000", 4 [pid 547] <... write resumed>) = 4 [pid 546] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 549] <... setpgid resumed>) = 0 [pid 547] close(3 [pid 548] <... write resumed>) = 4 [pid 308] <... openat resumed>) = 3 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 548] close(3 [pid 547] <... close resumed>) = 0 [pid 546] <... symlinkat resumed>) = 0 [pid 308] fstat(3 [pid 548] <... close resumed>) = 0 [pid 547] symlink("/dev/binderfs", "./binderfs" [pid 549] <... openat resumed>) = 3 [pid 548] symlink("/dev/binderfs", "./binderfs" [pid 547] <... symlink resumed>) = 0 [pid 546] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 547] write(1, "executing program\n", 18) = 18 [pid 546] <... unlinkat resumed>) = 0 executing program [pid 549] write(3, "1000", 4 [pid 548] <... symlink resumed>) = 0 [pid 547] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] getdents64(3 [pid 549] <... write resumed>) = 4 [pid 548] write(1, "executing program\n", 18 [pid 547] <... mkdirat resumed>) = 0 [pid 546] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" executing program [pid 549] close(3 [pid 548] <... write resumed>) = 18 [pid 547] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 549] <... close resumed>) = 0 [pid 548] mkdirat(AT_FDCWD, "./config", 0777 [pid 547] <... mount resumed>) = 0 [pid 546] <... rmdir resumed>) = 0 [pid 547] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 546] exit_group(0 [pid 308] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 547] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 546] <... exit_group resumed>) = ? [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 29.468245][ T544] Mass Storage Function, version: 2009/09/11 [ 29.475880][ T544] LUN: removable file: (no medium) [ 29.494579][ T546] Mass Storage Function, version: 2009/09/11 [ 29.500926][ T546] LUN: removable file: (no medium) [ 29.510909][ T547] Mass Storage Function, version: 2009/09/11 [pid 547] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 549] symlink("/dev/binderfs", "./binderfs" [pid 548] <... mkdirat resumed>) = 0 executing program [pid 308] newfstatat(AT_FDCWD, "./45/binderfs" [pid 549] <... symlink resumed>) = 0 [pid 548] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 549] write(1, "executing program\n", 18 [pid 548] <... mount resumed>) = 0 [pid 546] +++ exited with 0 +++ [pid 308] unlink("./45/binderfs" [pid 549] <... write resumed>) = 18 [pid 548] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 547] <... mkdirat resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... unlink resumed>) = 0 [pid 547] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 549] mkdirat(AT_FDCWD, "./config", 0777 [pid 548] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 547] <... symlinkat resumed>) = 0 [pid 308] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 548] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 547] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 548] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = 0 [pid 548] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 548] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 548] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] newfstatat(AT_FDCWD, "./45/config" [pid 548] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 548] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 548] <... unlinkat resumed>) = 0 [pid 547] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 548] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] openat(AT_FDCWD, "./45/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 547] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 548] <... rmdir resumed>) = 0 [pid 547] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 548] exit_group(0 [pid 547] exit_group(0 [pid 308] <... openat resumed>) = 4 [pid 549] <... mkdirat resumed>) = 0 [pid 548] <... exit_group resumed>) = ? [pid 547] <... exit_group resumed>) = ? [pid 308] fstat(4 [pid 549] mount(NULL, "./config", "configfs", 0, NULL [pid 548] +++ exited with 0 +++ [pid 547] +++ exited with 0 +++ [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 549] <... mount resumed>) = 0 [pid 308] getdents64(4 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=547, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 549] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] getdents64(4 [pid 549] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 549] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] close(4 [pid 549] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... close resumed>) = 0 [pid 549] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] rmdir("./45/config") = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./45") = 0 [pid 308] mkdir("./46", 0777) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 550 attached , child_tidptr=0x55558b467750) = 550 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... restart_syscall resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 309] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(3 [pid 307] fstat(3 [pid 306] <... openat resumed>) = 3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(3 [pid 309] getdents64(3 [pid 307] getdents64(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(3 [pid 309] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./49/binderfs" [pid 307] newfstatat(AT_FDCWD, "./44/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./47/binderfs" [pid 550] set_robust_list(0x55558b467760, 24 [pid 309] unlink("./49/binderfs" [pid 307] unlink("./44/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 550] <... set_robust_list resumed>) = 0 [pid 549] <... mkdirat resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 550] rt_sigprocmask(SIG_SETMASK, [] [pid 549] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... unlink resumed>) = 0 [pid 306] unlink("./47/binderfs" [pid 550] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 549] <... symlinkat resumed>) = 0 [pid 550] chdir("./46" [pid 549] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 550] <... chdir resumed>) = 0 [pid 307] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 549] <... unlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 550] <... prctl resumed>) = 0 [pid 550] setpgid(0, 0 [pid 549] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 550] <... setpgid resumed>) = 0 [pid 550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 549] <... rmdir resumed>) = 0 [pid 309] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 306] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 550] <... openat resumed>) = 3 [pid 550] write(3, "1000", 4 [pid 549] exit_group(0 [pid 550] <... write resumed>) = 4 [pid 307] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 550] close(3 [pid 549] <... exit_group resumed>) = ? [pid 550] <... close resumed>) = 0 [pid 550] symlink("/dev/binderfs", "./binderfs" [pid 549] +++ exited with 0 +++ [pid 309] newfstatat(AT_FDCWD, "./49/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 550] <... symlink resumed>) = 0 [pid 550] write(1, "executing program\n", 18) = 18 executing program [pid 550] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./44/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 550] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 309] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./47/config" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 550] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./44/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 550] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./49/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 550] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 550] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./44/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 550] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] fstat(4 [pid 307] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... restart_syscall resumed>) = 0 [pid 309] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./47/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 306] <... openat resumed>) = 4 [pid 550] <... mkdirat resumed>) = 0 [pid 309] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] fstat(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 550] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... close resumed>) = 0 [pid 550] <... symlinkat resumed>) = 0 [pid 309] rmdir("./49/config" [pid 307] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 550] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 550] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 305] <... openat resumed>) = 3 [pid 309] getdents64(3 [pid 307] rmdir("./44/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] fstat(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 550] exit_group(0) = ? [pid 550] +++ exited with 0 +++ [pid 309] close(3 [pid 307] <... rmdir resumed>) = 0 [pid 306] close(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... close resumed>) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 309] rmdir("./49" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 307] rmdir("./44" [pid 309] <... rmdir resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... rmdir resumed>) = 0 [pid 306] rmdir("./47/config" [pid 309] mkdir("./50", 0777 [pid 307] mkdir("./45", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... mkdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] getdents64(3 [pid 305] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 551 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] close(3 [pid 305] newfstatat(AT_FDCWD, "./49/binderfs" [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 551 attached [pid 551] set_robust_list(0x55558b467760, 24) = 0 [pid 551] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 551] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] unlink("./49/binderfs" [pid 308] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 551] chdir("./45" [pid 305] <... unlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rmdir("./47" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 552 [pid 308] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 551] <... chdir resumed>) = 0 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 551] setpgid(0, 0) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 306] mkdir("./48", 0777 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 551] write(3, "1000", 4 [pid 306] <... mkdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 551] <... write resumed>) = 4 [pid 551] close(3) = 0 [pid 551] symlink("/dev/binderfs", "./binderfs" [pid 305] newfstatat(AT_FDCWD, "./49/config" [pid 308] newfstatat(AT_FDCWD, "./46/binderfs" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 553 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] unlink("./46/binderfs" [pid 305] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 551] <... symlink resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] openat(AT_FDCWD, "./49/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 551] write(1, "executing program\n", 18 [pid 305] <... openat resumed>) = 4 [pid 308] <... umount2 resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 553 attached [pid 308] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(4 [pid 551] <... write resumed>) = 18 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 553] set_robust_list(0x55558b467760, 24 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 553] <... set_robust_list resumed>) = 0 [pid 305] getdents64(4 [pid 308] newfstatat(AT_FDCWD, "./46/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] getdents64(4 [pid 308] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 553] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 553] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] close(4 [pid 308] openat(AT_FDCWD, "./46/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... close resumed>) = 0 [pid 553] chdir("./48" [pid 551] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... openat resumed>) = 4 [pid 305] rmdir("./49/config" [pid 553] <... chdir resumed>) = 0 executing program [pid 308] fstat(4 [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 308] getdents64(4 [pid 305] getdents64(3 [pid 553] <... prctl resumed>) = 0 [pid 553] setpgid(0, 0 [pid 551] <... mkdirat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 551] mount(NULL, "./config", "configfs", 0, NULL [ 29.516965][ T547] LUN: removable file: (no medium) [ 29.526784][ T549] Mass Storage Function, version: 2009/09/11 [ 29.533299][ T549] LUN: removable file: (no medium) [ 29.545408][ T550] Mass Storage Function, version: 2009/09/11 [ 29.551656][ T550] LUN: removable file: (no medium) [pid 308] getdents64(4 [pid 305] close(3 [pid 553] <... setpgid resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... close resumed>) = 0 [pid 308] close(4 [pid 305] rmdir("./49" [pid 308] <... close resumed>) = 0 [pid 551] <... mount resumed>) = 0 [pid 551] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 305] <... rmdir resumed>) = 0 [pid 308] rmdir("./46/config" [pid 553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] mkdir("./50", 0777 [pid 551] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 551] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 553] <... openat resumed>) = 3 [pid 308] getdents64(3 [pid 305] <... mkdir resumed>) = 0 [pid 553] write(3, "1000", 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 553] <... write resumed>) = 4 [pid 308] close(3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 553] close(3 [pid 308] <... close resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 552 attached [pid 308] rmdir("./46" [pid 552] set_robust_list(0x55558b467760, 24) = 0 [pid 552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 552] chdir("./50") = 0 [pid 552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 552] setpgid(0, 0) = 0 [pid 553] <... close resumed>) = 0 [pid 552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... rmdir resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 554 [pid 308] mkdir("./47", 0777 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 552] <... openat resumed>) = 3 [pid 552] write(3, "1000", 4) = 4 [pid 552] close(3 [pid 308] <... mkdir resumed>) = 0 [pid 553] symlink("/dev/binderfs", "./binderfs" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 552] <... close resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 552] symlink("/dev/binderfs", "./binderfs") = 0 [pid 552] write(1, "executing program\n", 18) = 18 [pid 552] mkdirat(AT_FDCWD, "./config", 0777 [pid 553] <... symlink resumed>) = 0 executing program ci2-android-5-15/strace-static-x86_64: Process 554 attached [pid 553] write(1, "executing program\n", 18 [pid 552] <... mkdirat resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 555 executing program [pid 553] <... write resumed>) = 18 ci2-android-5-15/strace-static-x86_64: Process 555 attached [pid 554] set_robust_list(0x55558b467760, 24 [pid 552] mount(NULL, "./config", "configfs", 0, NULL [pid 551] <... mkdirat resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 553] mkdirat(AT_FDCWD, "./config", 0777 [pid 555] set_robust_list(0x55558b467760, 24 [pid 552] <... mount resumed>) = 0 [pid 555] <... set_robust_list resumed>) = 0 [pid 552] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 553] <... mkdirat resumed>) = 0 [pid 552] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 555] chdir("./47" [pid 552] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 555] <... chdir resumed>) = 0 [pid 553] mount(NULL, "./config", "configfs", 0, NULL [pid 552] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 554] <... set_robust_list resumed>) = 0 [pid 555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 552] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 555] <... prctl resumed>) = 0 [pid 552] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 555] setpgid(0, 0 [pid 552] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 555] <... setpgid resumed>) = 0 [pid 552] <... symlinkat resumed>) = 0 [pid 555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 553] <... mount resumed>) = 0 [pid 552] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 555] <... openat resumed>) = 3 [pid 554] rt_sigprocmask(SIG_SETMASK, [] [pid 553] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 552] <... unlinkat resumed>) = 0 [pid 555] write(3, "1000", 4 [pid 552] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 555] <... write resumed>) = 4 [pid 554] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 553] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 552] <... rmdir resumed>) = 0 [pid 555] close(3 [pid 552] exit_group(0 [pid 555] <... close resumed>) = 0 [pid 552] <... exit_group resumed>) = ? [pid 555] symlink("/dev/binderfs", "./binderfs" [pid 554] chdir("./50" [pid 553] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 552] +++ exited with 0 +++ [pid 555] <... symlink resumed>) = 0 [pid 554] <... chdir resumed>) = 0 [pid 553] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 555] write(1, "executing program\n", 18 [pid 554] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 553] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 555] <... write resumed>) = 18 [pid 555] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 555] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 555] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 555] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 555] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 554] <... prctl resumed>) = 0 [pid 551] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 554] setpgid(0, 0 [pid 309] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 551] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 554] <... setpgid resumed>) = 0 [pid 309] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 551] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 309] <... openat resumed>) = 3 [pid 551] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] fstat(3 [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 554] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 555] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 554] write(3, "1000", 4 [pid 551] <... rmdir resumed>) = 0 [pid 309] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 555] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 551] exit_group(0 [pid 555] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 554] <... write resumed>) = 4 [pid 553] <... mkdirat resumed>) = 0 [pid 551] <... exit_group resumed>) = ? [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 555] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 554] close(3 [pid 553] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 551] +++ exited with 0 +++ [pid 309] newfstatat(AT_FDCWD, "./50/binderfs" [pid 555] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 555] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 554] <... close resumed>) = 0 [pid 553] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 555] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] unlink("./50/binderfs" [pid 555] exit_group(0 [pid 554] symlink("/dev/binderfs", "./binderfs" [pid 553] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 555] <... exit_group resumed>) = ? [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 555] +++ exited with 0 +++ [pid 554] <... symlink resumed>) = 0 [pid 553] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... unlink resumed>) = 0 [pid 554] write(1, "executing program\n", 18 [pid 309] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 554] <... write resumed>) = 18 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 553] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = 0 [pid 553] <... rmdir resumed>) = -1 ENOENT (No such file or directory) executing program [pid 554] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 553] exit_group(0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 553] <... exit_group resumed>) = ? [pid 309] newfstatat(AT_FDCWD, "./50/config" [pid 554] <... mkdirat resumed>) = 0 [pid 553] +++ exited with 0 +++ [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 554] mount(NULL, "./config", "configfs", 0, NULL [pid 309] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=553, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 554] <... mount resumed>) = 0 [pid 309] openat(AT_FDCWD, "./50/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 554] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... openat resumed>) = 4 [pid 308] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 554] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] fstat(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 554] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(4 [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 554] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 554] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] fstat(3 [pid 307] fstat(3 [pid 306] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 3 [pid 309] close(4) = 0 [pid 309] rmdir("./50/config") = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./50") = 0 [pid 309] mkdir("./51", 0777) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 29.568272][ T551] Mass Storage Function, version: 2009/09/11 [ 29.578407][ T551] LUN: removable file: (no medium) [ 29.593185][ T553] Mass Storage Function, version: 2009/09/11 [ 29.600532][ T553] LUN: removable file: (no medium) [ 29.612596][ T554] Mass Storage Function, version: 2009/09/11 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] getdents64(3 [pid 306] fstat(3 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 556 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./47/binderfs" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 556 attached [pid 308] <... unlink resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(3 [pid 556] set_robust_list(0x55558b467760, 24 [pid 554] <... mkdirat resumed>) = 0 [pid 308] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 556] <... set_robust_list resumed>) = 0 [pid 554] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./47/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./45/binderfs" [pid 306] newfstatat(AT_FDCWD, "./48/binderfs" [pid 556] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 556] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 554] <... symlinkat resumed>) = 0 [pid 308] openat(AT_FDCWD, "./47/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... openat resumed>) = 4 [pid 307] unlink("./45/binderfs" [pid 556] chdir("./51" [pid 554] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] fstat(4 [pid 306] unlink("./48/binderfs" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 307] <... unlink resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 307] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 556] <... chdir resumed>) = 0 [pid 554] <... unlinkat resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 554] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] rmdir("./47/config" [pid 307] <... umount2 resumed>) = 0 [pid 306] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 556] <... prctl resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 307] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 556] setpgid(0, 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 308] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 556] <... setpgid resumed>) = 0 [pid 554] <... rmdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./45/config" [pid 306] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./47" [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 554] exit_group(0 [pid 308] <... rmdir resumed>) = 0 [pid 307] umount2("./45/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] mkdir("./48", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 556] <... openat resumed>) = 3 [pid 554] <... exit_group resumed>) = ? [pid 308] <... mkdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./45/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(AT_FDCWD, "./48/config" [pid 556] write(3, "1000", 4 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... openat resumed>) = 4 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] fstat(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 556] <... write resumed>) = 4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 556] close(3 [pid 554] +++ exited with 0 +++ [pid 307] getdents64(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 556] <... close resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 557 [pid 556] symlink("/dev/binderfs", "./binderfs" [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] openat(AT_FDCWD, "./48/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=554, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(4 [pid 306] <... openat resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] close(4 [pid 306] fstat(4 [pid 556] <... symlink resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 556] write(1, "executing program\n", 18 executing program [pid 307] rmdir("./45/config" [pid 306] getdents64(4 [pid 556] <... write resumed>) = 18 ci2-android-5-15/strace-static-x86_64: Process 557 attached [pid 557] set_robust_list(0x55558b467760, 24) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(3 [pid 556] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 306] close(4 [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 307] rmdir("./45" [pid 306] rmdir("./48/config" [pid 557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 557] chdir("./48" [pid 307] <... rmdir resumed>) = 0 [pid 557] <... chdir resumed>) = 0 [pid 557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 557] setpgid(0, 0) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 307] mkdir("./46", 0777 [pid 306] getdents64(3 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... mkdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] close(3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... close resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rmdir("./48" [pid 557] <... openat resumed>) = 3 [pid 557] write(3, "1000", 4) = 4 [pid 557] close(3) = 0 [pid 557] symlink("/dev/binderfs", "./binderfs" [pid 306] <... rmdir resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 558 [pid 306] mkdir("./49", 0777 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 557] <... symlink resumed>) = 0 [pid 557] write(1, "executing program\n", 18) = 18 [pid 557] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 556] <... mkdirat resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 556] mount(NULL, "./config", "configfs", 0, NULL executing program [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 557] <... mkdirat resumed>) = 0 [pid 557] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 559 [pid 556] <... mount resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 556] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 556] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 557] <... mount resumed>) = 0 [pid 557] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 556] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 557] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... restart_syscall resumed>) = 0 [pid 556] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 557] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 557] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 556] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 558 attached [pid 558] set_robust_list(0x55558b467760, 24) = 0 [pid 558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 558] chdir("./46") = 0 [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 558] setpgid(0, 0) = 0 [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 558] write(3, "1000", 4) = 4 [pid 558] close(3) = 0 [pid 558] symlink("/dev/binderfs", "./binderfs") = 0 [pid 558] write(1, "executing program\n", 18) = 18 [pid 558] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... openat resumed>) = 3 [pid 558] <... mkdirat resumed>) = 0 [pid 558] mount(NULL, "./config", "configfs", 0, NULL executing program [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 558] <... mount resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 558] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 558] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 558] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] unlink("./50/binderfs" [pid 558] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 558] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 559 attached [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 559] set_robust_list(0x55558b467760, 24) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./50/config" [pid 559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 559] chdir("./49" [pid 305] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 559] <... chdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] openat(AT_FDCWD, "./50/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 559] <... prctl resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 305] fstat(4 [pid 559] setpgid(0, 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 559] <... setpgid resumed>) = 0 [pid 305] getdents64(4 [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./50/config" [pid 559] <... openat resumed>) = 3 [pid 559] write(3, "1000", 4) = 4 [pid 559] close(3) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 559] symlink("/dev/binderfs", "./binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./50" [pid 559] <... symlink resumed>) = 0 [pid 559] write(1, "executing program\n", 18) = 18 [pid 559] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./51", 0777 [pid 559] <... mkdirat resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 559] mount(NULL, "./config", "configfs", 0, NULL [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 559] <... mount resumed>) = 0 [pid 559] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 559] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 559] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 560 ci2-android-5-15/strace-static-x86_64: Process 560 attached [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 560] set_robust_list(0x55558b467760, 24) = 0 [pid 560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 560] chdir("./51") = 0 [pid 560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 560] setpgid(0, 0) = 0 [pid 560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 560] write(3, "1000", 4) = 4 [pid 560] close(3) = 0 [pid 560] symlink("/dev/binderfs", "./binderfs") = 0 [pid 560] write(1, "executing program\n", 18) = 18 [pid 560] mkdirat(AT_FDCWD, "./config", 0777) = 0 executing program [pid 560] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 560] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 560] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 560] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 559] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 558] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 557] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 559] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 558] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 557] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 559] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 558] <... symlinkat resumed>) = 0 [pid 557] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 559] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 558] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 557] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 559] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 558] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 557] <... unlinkat resumed>) = 0 [pid 559] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 558] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 557] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 559] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 558] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 557] <... rmdir resumed>) = 0 [pid 559] exit_group(0 [pid 558] exit_group(0 [pid 557] exit_group(0 [pid 559] <... exit_group resumed>) = ? [pid 558] <... exit_group resumed>) = ? [pid 557] <... exit_group resumed>) = ? [pid 559] +++ exited with 0 +++ [pid 558] +++ exited with 0 +++ [pid 557] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 556] <... mkdirat resumed>) = 0 [pid 556] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 556] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 556] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [ 29.618910][ T554] LUN: removable file: (no medium) [ 29.636367][ T556] Mass Storage Function, version: 2009/09/11 [ 29.648939][ T556] LUN: removable file: (no medium) [ 29.658629][ T560] Mass Storage Function, version: 2009/09/11 [pid 556] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... openat resumed>) = 3 [pid 307] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 560] <... mkdirat resumed>) = 0 [pid 556] <... rmdir resumed>) = 0 [pid 308] fstat(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 556] exit_group(0) = ? [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 308] getdents64(3 [pid 307] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] fstat(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 556] +++ exited with 0 +++ [pid 308] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=556, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 560] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] newfstatat(AT_FDCWD, "./48/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./48/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./49/binderfs" [pid 560] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] newfstatat(AT_FDCWD, "./46/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./49/binderfs" [pid 560] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 560] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 306] <... unlink resumed>) = 0 [pid 307] unlink("./46/binderfs" [pid 308] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 560] exit_group(0 [pid 307] <... unlink resumed>) = 0 [pid 560] <... exit_group resumed>) = ? [pid 307] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 306] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./48/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./49/config" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./46/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./46/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... restart_syscall resumed>) = 0 [pid 308] openat(AT_FDCWD, "./48/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./49/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 307] openat(AT_FDCWD, "./46/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 4 [pid 309] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(4 [pid 307] <... openat resumed>) = 4 [pid 309] <... openat resumed>) = 3 [pid 306] fstat(4 [pid 309] fstat(3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] fstat(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 309] getdents64(3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 309] newfstatat(AT_FDCWD, "./51/binderfs" [pid 308] rmdir("./48/config" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./51/binderfs") = 0 [pid 309] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rmdir resumed>) = 0 [pid 306] close(4 [pid 309] <... umount2 resumed>) = 0 [pid 308] getdents64(3 [pid 307] close(4 [pid 309] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] close(3 [pid 307] <... close resumed>) = 0 [pid 306] rmdir("./49/config" [pid 309] newfstatat(AT_FDCWD, "./51/config" [pid 308] <... close resumed>) = 0 [pid 307] rmdir("./46/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./51/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] <... rmdir resumed>) = 0 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 308] rmdir("./48" [pid 307] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./51/config") = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 309] <... close resumed>) = 0 [pid 308] mkdir("./49", 0777 [pid 307] close(3 [pid 560] +++ exited with 0 +++ [pid 309] rmdir("./51" [pid 306] <... close resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 309] mkdir("./52", 0777) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] rmdir("./46" [pid 306] rmdir("./49" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=560, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 561 attached [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... rmdir resumed>) = 0 [pid 306] mkdir("./50", 0777 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 561 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 307] mkdir("./47", 0777 [pid 561] set_robust_list(0x55558b467760, 24) = 0 [pid 561] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... mkdir resumed>) = 0 [pid 561] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 562 attached [pid 561] chdir("./49" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 562 [pid 307] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 561] <... chdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 562] set_robust_list(0x55558b467760, 24 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 561] setpgid(0, 0) = 0 [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 561] write(3, "1000", 4) = 4 [pid 561] close(3) = 0 [pid 562] <... set_robust_list resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 564 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 563 [pid 561] symlink("/dev/binderfs", "./binderfs" [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 562] chdir("./52" [pid 561] <... symlink resumed>) = 0 [pid 561] write(1, "executing program\n", 18) = 18 executing program [pid 561] mkdirat(AT_FDCWD, "./config", 0777 [pid 562] <... chdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 564 attached [pid 562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 561] <... mkdirat resumed>) = 0 [pid 561] mount(NULL, "./config", "configfs", 0, NULL [pid 562] <... prctl resumed>) = 0 [pid 561] <... mount resumed>) = 0 [pid 561] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... restart_syscall resumed>) = 0 [pid 562] setpgid(0, 0 [pid 561] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 561] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 562] <... setpgid resumed>) = 0 [pid 561] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 561] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 563 attached [pid 564] set_robust_list(0x55558b467760, 24 [pid 562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] fstat(3 [pid 564] <... set_robust_list resumed>) = 0 [pid 563] set_robust_list(0x55558b467760, 24 [pid 562] <... openat resumed>) = 3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 562] write(3, "1000", 4 [pid 561] <... mkdirat resumed>) = 0 [pid 562] <... write resumed>) = 4 [pid 305] getdents64(3 [pid 562] close(3 [pid 561] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 564] rt_sigprocmask(SIG_SETMASK, [] [pid 563] <... set_robust_list resumed>) = 0 [pid 562] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 562] symlink("/dev/binderfs", "./binderfs" [pid 561] <... symlinkat resumed>) = 0 [pid 305] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 564] chdir("./47" [pid 563] rt_sigprocmask(SIG_SETMASK, [] [pid 561] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 563] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] newfstatat(AT_FDCWD, "./51/binderfs" [pid 564] <... chdir resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 561] <... unlinkat resumed>) = 0 [pid 305] unlink("./51/binderfs" [pid 564] <... prctl resumed>) = 0 [pid 563] chdir("./50" [pid 562] <... symlink resumed>) = 0 [pid 563] <... chdir resumed>) = 0 [ 29.665841][ T560] LUN: removable file: (no medium) [ 29.687521][ T561] Mass Storage Function, version: 2009/09/11 [ 29.693953][ T561] LUN: removable file: (no medium) [pid 305] <... unlink resumed>) = 0 [pid 564] setpgid(0, 0 [pid 563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 562] write(1, "executing program\n", 18 [pid 561] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 564] <... setpgid resumed>) = 0 [pid 563] <... prctl resumed>) = 0 [pid 562] <... write resumed>) = 18 [pid 563] setpgid(0, 0 [pid 305] <... umount2 resumed>) = 0 [pid 562] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 563] <... setpgid resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] newfstatat(AT_FDCWD, "./51/config" [pid 563] <... openat resumed>) = 3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 562] <... mkdirat resumed>) = 0 [pid 305] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 562] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 563] write(3, "1000", 4 [pid 305] openat(AT_FDCWD, "./51/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 563] <... write resumed>) = 4 [pid 305] <... openat resumed>) = 4 [pid 562] <... mount resumed>) = 0 [pid 305] fstat(4 [pid 564] <... openat resumed>) = 3 [pid 562] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 561] <... rmdir resumed>) = 0 [pid 305] getdents64(4 [pid 564] write(3, "1000", 4 [pid 562] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 564] <... write resumed>) = 4 [pid 562] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] getdents64(4 [pid 564] close(3 executing program executing program [pid 561] exit_group(0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 562] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] close(4 [pid 564] <... close resumed>) = 0 [pid 562] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 561] <... exit_group resumed>) = ? [pid 305] <... close resumed>) = 0 [pid 563] close(3 [pid 305] rmdir("./51/config" [pid 563] <... close resumed>) = 0 [pid 563] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] <... rmdir resumed>) = 0 [pid 563] write(1, "executing program\n", 18) = 18 [pid 563] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 563] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 563] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 563] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 563] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 564] symlink("/dev/binderfs", "./binderfs" [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./51" [pid 564] <... symlink resumed>) = 0 [pid 564] write(1, "executing program\n", 18 [pid 561] +++ exited with 0 +++ [pid 305] <... rmdir resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] mkdir("./52", 0777 [pid 563] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 563] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 563] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 563] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 308] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... mkdir resumed>) = 0 [pid 563] exit_group(0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 563] <... exit_group resumed>) = ? executing program [pid 564] <... write resumed>) = 18 [pid 563] +++ exited with 0 +++ [pid 308] <... openat resumed>) = 3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] getdents64(3 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 562] <... mkdirat resumed>) = 0 [pid 562] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 562] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 562] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 565 [pid 308] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 562] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] unlink("./49/binderfs" [pid 562] exit_group(0) = ? [pid 308] <... unlink resumed>) = 0 [pid 308] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 308] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./49/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./49/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 562] +++ exited with 0 +++ [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] close(4) = 0 [pid 308] rmdir("./49/config"ci2-android-5-15/strace-static-x86_64: Process 565 attached [pid 565] set_robust_list(0x55558b467760, 24) = 0 [pid 565] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rmdir resumed>) = 0 [pid 565] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3 [pid 565] chdir("./52" [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./49" [pid 565] <... chdir resumed>) = 0 [pid 565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 565] setpgid(0, 0) = 0 [pid 565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... rmdir resumed>) = 0 [pid 565] <... openat resumed>) = 3 [pid 565] write(3, "1000", 4) = 4 [pid 565] close(3 [pid 308] mkdir("./50", 0777 [pid 565] <... close resumed>) = 0 [pid 565] symlink("/dev/binderfs", "./binderfs") = 0 [pid 565] write(1, "executing program\n", 18) = 18 [pid 565] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 564] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 565] <... mkdirat resumed>) = 0 [pid 565] mount(NULL, "./config", "configfs", 0, NULL [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 565] <... mount resumed>) = 0 [pid 565] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 565] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 565] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 566 [pid 564] <... mkdirat resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... restart_syscall resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 566 attached [pid 309] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(3 [pid 566] set_robust_list(0x55558b467760, 24 [pid 309] getdents64(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 566] <... set_robust_list resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(3 [pid 309] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 566] rt_sigprocmask(SIG_SETMASK, [] [pid 564] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 566] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 566] chdir("./50" [pid 565] <... mkdirat resumed>) = 0 [pid 566] <... chdir resumed>) = 0 [pid 566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] newfstatat(AT_FDCWD, "./52/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 566] <... prctl resumed>) = 0 [pid 566] setpgid(0, 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./50/binderfs" [pid 566] <... setpgid resumed>) = 0 [pid 309] unlink("./52/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 566] write(3, "1000", 4 [pid 565] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 306] unlink("./50/binderfs" [pid 566] <... write resumed>) = 4 [pid 564] <... mount resumed>) = 0 [pid 566] close(3) = 0 [pid 309] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 566] symlink("/dev/binderfs", "./binderfs" [pid 565] <... symlinkat resumed>) = 0 [pid 564] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... umount2 resumed>) = 0 [pid 566] <... symlink resumed>) = 0 [pid 306] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 566] write(1, "executing program\n", 18) = 18 executing program [pid 565] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 564] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 566] mkdirat(AT_FDCWD, "./config", 0777 [pid 565] <... unlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./52/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./50/config" [pid 566] <... mkdirat resumed>) = 0 [pid 565] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 564] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 566] mount(NULL, "./config", "configfs", 0, NULL [pid 309] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 566] <... mount resumed>) = 0 [pid 564] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 566] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 565] <... rmdir resumed>) = 0 [pid 564] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 566] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 566] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] openat(AT_FDCWD, "./52/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./50/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(4 [pid 306] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(4 [pid 309] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 309] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 309] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... close resumed>) = 0 [pid 306] close(4 [pid 309] rmdir("./52/config" [pid 306] <... close resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] rmdir("./50/config" [pid 309] getdents64(3 [pid 306] <... rmdir resumed>) = 0 [pid 566] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3 [pid 566] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 565] exit_group(0 [pid 309] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... close resumed>) = 0 [pid 306] close(3 [pid 309] rmdir("./52" [pid 306] <... close resumed>) = 0 [pid 565] <... exit_group resumed>) = ? [pid 309] <... rmdir resumed>) = 0 [pid 306] rmdir("./50" [pid 309] mkdir("./53", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 306] mkdir("./51", 0777 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... mkdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 568 attached [pid 565] +++ exited with 0 +++ [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 567 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 568 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=565, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 568] set_robust_list(0x55558b467760, 24 [pid 566] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-15/strace-static-x86_64: Process 567 attached [pid 568] <... set_robust_list resumed>) = 0 [pid 566] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 564] <... mkdirat resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 305] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 566] <... symlinkat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 568] rt_sigprocmask(SIG_SETMASK, [] [pid 564] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 568] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 566] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 568] chdir("./51" [pid 567] set_robust_list(0x55558b467760, 24 [pid 566] <... unlinkat resumed>) = 0 [pid 564] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 568] <... chdir resumed>) = 0 [pid 567] <... set_robust_list resumed>) = 0 [pid 566] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 564] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 567] rt_sigprocmask(SIG_SETMASK, [] [pid 566] <... rmdir resumed>) = 0 [pid 564] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 568] <... prctl resumed>) = 0 [pid 567] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 566] exit_group(0 [pid 564] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 568] setpgid(0, 0 [pid 567] chdir("./53" [pid 566] <... exit_group resumed>) = ? [pid 564] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 568] <... setpgid resumed>) = 0 [pid 567] <... chdir resumed>) = 0 [pid 566] +++ exited with 0 +++ [pid 564] exit_group(0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 564] <... exit_group resumed>) = ? [pid 305] newfstatat(AT_FDCWD, "./52/binderfs" [pid 568] <... openat resumed>) = 3 [pid 567] <... prctl resumed>) = 0 [pid 564] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 568] write(3, "1000", 4 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=564, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] unlink("./52/binderfs" [pid 568] <... write resumed>) = 4 [pid 567] setpgid(0, 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 568] close(3) = 0 [pid 567] <... setpgid resumed>) = 0 [pid 568] symlink("/dev/binderfs", "./binderfs") = 0 [pid 567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... unlink resumed>) = 0 executing program [pid 568] write(1, "executing program\n", 18) = 18 [pid 567] <... openat resumed>) = 3 [pid 305] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 568] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 567] write(3, "1000", 4 [pid 305] <... umount2 resumed>) = 0 [pid 568] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 567] <... write resumed>) = 4 [pid 305] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 568] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 567] close(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 568] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 567] <... close resumed>) = 0 [pid 568] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 567] symlink("/dev/binderfs", "./binderfs" [pid 305] newfstatat(AT_FDCWD, "./52/config" [ 29.716902][ T562] Mass Storage Function, version: 2009/09/11 [ 29.723535][ T562] LUN: removable file: (no medium) [ 29.737599][ T565] Mass Storage Function, version: 2009/09/11 [ 29.744870][ T565] LUN: removable file: (no medium) [ 29.753950][ T564] Mass Storage Function, version: 2009/09/11 [ 29.760981][ T564] LUN: removable file: (no medium) [pid 568] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 567] <... symlink resumed>) = 0 [pid 567] write(1, "executing program\n", 18 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 567] <... write resumed>) = 18 executing program [pid 305] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 568] <... mkdirat resumed>) = 0 [pid 567] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] openat(AT_FDCWD, "./52/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... openat resumed>) = 4 [pid 308] <... openat resumed>) = 3 [pid 307] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] fstat(4 [pid 308] fstat(3 [pid 307] <... openat resumed>) = 3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 568] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(4 [pid 308] newfstatat(AT_FDCWD, "./50/binderfs" [pid 307] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./50/binderfs" [pid 305] close(4 [pid 307] newfstatat(AT_FDCWD, "./47/binderfs" [pid 308] <... unlink resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./47/binderfs" [pid 305] <... close resumed>) = 0 [pid 567] <... mkdirat resumed>) = 0 [pid 568] <... symlinkat resumed>) = 0 [pid 568] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... unlink resumed>) = 0 [pid 567] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... umount2 resumed>) = 0 [pid 307] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./52/config" [pid 568] <... unlinkat resumed>) = 0 [pid 568] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... umount2 resumed>) = 0 [pid 308] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 568] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 307] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(3 [pid 308] newfstatat(AT_FDCWD, "./50/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./47/config" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 567] <... mount resumed>) = 0 [pid 308] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] close(3 [pid 567] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./47/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./50/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... close resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./47/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rmdir("./52" [pid 308] fstat(4 [pid 307] <... openat resumed>) = 4 [pid 568] exit_group(0) = ? [pid 305] <... rmdir resumed>) = 0 [pid 307] fstat(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] mkdir("./53", 0777 [pid 308] getdents64(4 [pid 307] getdents64(4 [pid 305] <... mkdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 308] getdents64(4 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] close(4 [pid 307] close(4 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 568] +++ exited with 0 +++ [pid 567] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./50/config" [pid 307] rmdir("./47/config"ci2-android-5-15/strace-static-x86_64: Process 569 attached [pid 567] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 569] set_robust_list(0x55558b467760, 24 [pid 567] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 569 [pid 569] <... set_robust_list resumed>) = 0 [pid 567] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] getdents64(3 [pid 307] getdents64(3 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] close(3) = 0 [pid 307] rmdir("./47") = 0 [pid 307] mkdir("./48", 0777) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 570 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 570 attached [pid 570] set_robust_list(0x55558b467760, 24) = 0 [pid 570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 570] chdir("./48" [pid 308] close(3 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] rmdir("./50" [pid 569] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./51", 0777) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 571 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 570] <... chdir resumed>) = 0 [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 570] setpgid(0, 0) = 0 [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 570] write(3, "1000", 4) = 4 [pid 570] close(3) = 0 [pid 570] symlink("/dev/binderfs", "./binderfs" [pid 306] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 569] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 569] chdir("./53"ci2-android-5-15/strace-static-x86_64: Process 571 attached [pid 570] <... symlink resumed>) = 0 [pid 567] <... mkdirat resumed>) = 0 [pid 306] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 569] <... chdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 executing program [pid 569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] fstat(3 [pid 570] write(1, "executing program\n", 18) = 18 [pid 570] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 569] <... prctl resumed>) = 0 [pid 567] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 571] set_robust_list(0x55558b467760, 24) = 0 [pid 571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 569] setpgid(0, 0) = 0 [pid 306] getdents64(3 [pid 571] chdir("./51") = 0 [pid 571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 571] setpgid(0, 0) = 0 [pid 571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 571] write(3, "1000", 4) = 4 [pid 571] close(3) = 0 [pid 571] symlink("/dev/binderfs", "./binderfs") = 0 [pid 571] write(1, "executing program\n", 18) = 18 [pid 569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 571] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 569] <... openat resumed>) = 3 executing program [pid 306] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 569] write(3, "1000", 4 [pid 570] mount(NULL, "./config", "configfs", 0, NULL [pid 571] <... mkdirat resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./51/binderfs" [pid 569] <... write resumed>) = 4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 569] close(3 [pid 571] mount(NULL, "./config", "configfs", 0, NULL [pid 569] <... close resumed>) = 0 [pid 306] unlink("./51/binderfs" [pid 569] symlink("/dev/binderfs", "./binderfs" [pid 306] <... unlink resumed>) = 0 [pid 567] <... symlinkat resumed>) = 0 [pid 567] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 569] <... symlink resumed>) = 0 [pid 306] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 569] write(1, "executing program\n", 18) = 18 [pid 567] <... unlinkat resumed>) = 0 [pid 569] mkdirat(AT_FDCWD, "./config", 0777 [pid 567] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 569] <... mkdirat resumed>) = 0 [pid 567] exit_group(0) = ? executing program [pid 569] mount(NULL, "./config", "configfs", 0, NULL [pid 570] <... mount resumed>) = 0 [pid 571] <... mount resumed>) = 0 [pid 571] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 571] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... umount2 resumed>) = 0 [pid 571] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 569] <... mount resumed>) = 0 [pid 306] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 571] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 569] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] newfstatat(AT_FDCWD, "./51/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 569] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 569] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [ 29.775608][ T568] Mass Storage Function, version: 2009/09/11 [ 29.782155][ T568] LUN: removable file: (no medium) [ 29.793549][ T567] Mass Storage Function, version: 2009/09/11 [ 29.800315][ T567] LUN: removable file: (no medium) [pid 306] openat(AT_FDCWD, "./51/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 570] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 569] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... openat resumed>) = 4 [pid 569] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 570] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 570] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 570] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 570] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] close(4) = 0 [pid 306] rmdir("./51/config" [pid 567] +++ exited with 0 +++ [pid 306] <... rmdir resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] getdents64(3 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 571] <... mkdirat resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 570] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 569] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] close(3 [pid 569] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 571] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... close resumed>) = 0 [pid 571] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 569] <... symlinkat resumed>) = 0 [pid 306] rmdir("./51" [pid 570] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 569] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 571] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 571] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... rmdir resumed>) = 0 [pid 571] <... rmdir resumed>) = 0 [pid 570] <... symlinkat resumed>) = -1 EINVAL (Invalid argument) [pid 569] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] mkdir("./52", 0777 [pid 570] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 569] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 571] exit_group(0) = ? [pid 571] +++ exited with 0 +++ [pid 570] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 569] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... mkdir resumed>) = 0 [pid 570] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 569] exit_group(0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 569] <... exit_group resumed>) = ? [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 570] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 570] exit_group(0) = ? [pid 570] +++ exited with 0 +++ [pid 569] +++ exited with 0 +++ [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-15/strace-static-x86_64: Process 572 attached ) = 0 [pid 572] set_robust_list(0x55558b467760, 24 [pid 309] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 572 [pid 572] <... set_robust_list resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 572] rt_sigprocmask(SIG_SETMASK, [] [pid 309] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] fstat(3 [pid 308] fstat(3 [pid 307] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 307] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 572] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] fstat(3 [pid 305] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 572] chdir("./52" [pid 309] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 572] <... chdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... openat resumed>) = 3 [pid 308] newfstatat(AT_FDCWD, "./51/binderfs" [pid 307] getdents64(3 [pid 572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] newfstatat(AT_FDCWD, "./53/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] fstat(3 [pid 572] <... prctl resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./51/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 572] setpgid(0, 0 [pid 309] unlink("./53/binderfs" [pid 308] <... unlink resumed>) = 0 [pid 308] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 305] getdents64(3 [pid 308] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... unlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./51/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 572] <... setpgid resumed>) = 0 [pid 309] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./48/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = 0 [pid 308] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] unlink("./48/binderfs" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./51/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4 [pid 309] newfstatat(AT_FDCWD, "./53/config" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... unlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./53/binderfs" [pid 572] <... openat resumed>) = 3 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(4 [pid 307] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 572] write(3, "1000", 4 [pid 309] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 572] <... write resumed>) = 4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(4 [pid 307] <... umount2 resumed>) = 0 [pid 305] unlink("./53/binderfs" [pid 572] close(3 [pid 309] openat(AT_FDCWD, "./53/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(4) = 0 [pid 308] rmdir("./51/config" [pid 572] <... close resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... unlink resumed>) = 0 [pid 572] symlink("/dev/binderfs", "./binderfs" [pid 309] fstat(4 [pid 308] getdents64(3 [pid 307] newfstatat(AT_FDCWD, "./48/config" [pid 305] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] getdents64(4 [pid 308] close(3 [pid 305] <... umount2 resumed>) = 0 [pid 307] umount2("./48/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... close resumed>) = 0 [pid 305] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(4 [pid 308] rmdir("./51" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 572] <... symlink resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 572] write(1, "executing program\n", 18 [pid 309] close(4 executing program [pid 308] mkdir("./52", 0777 [pid 307] openat(AT_FDCWD, "./48/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] newfstatat(AT_FDCWD, "./53/config" [pid 572] <... write resumed>) = 18 [pid 309] <... close resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 309] rmdir("./53/config" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] fstat(4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 572] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 573 [pid 307] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] openat(AT_FDCWD, "./53/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 309] rmdir("./53" [pid 305] <... openat resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 ci2-android-5-15/strace-static-x86_64: Process 573 attached [pid 573] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] fstat(4 [pid 309] mkdir("./54", 0777 [pid 307] close(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 572] <... mkdirat resumed>) = 0 [pid 573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 305] getdents64(4 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... close resumed>) = 0 [pid 572] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] rmdir("./48/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 573] chdir("./52") = 0 [pid 573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 573] setpgid(0, 0) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] getdents64(4 [pid 573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 573] write(3, "1000", 4) = 4 [pid 307] getdents64(3 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 574 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 573] close(3 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 305] close(4 [pid 307] close(3 [pid 572] <... mount resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... close resumed>) = 0 executing program [pid 572] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... close resumed>) = 0 [pid 305] rmdir("./53/config" [pid 307] rmdir("./48" [pid 573] <... close resumed>) = 0 [pid 573] symlink("/dev/binderfs", "./binderfs" [pid 305] <... rmdir resumed>) = 0 [pid 573] <... symlink resumed>) = 0 [pid 573] write(1, "executing program\n", 18) = 18 [pid 307] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 572] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] mkdir("./49", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 573] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 305] close(3 executing program [pid 572] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... close resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rmdir("./53" [pid 572] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 573] <... mkdirat resumed>) = 0 [pid 573] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 573] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 573] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 573] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 575 [pid 305] <... rmdir resumed>) = 0 [pid 572] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] mkdir("./54", 0777 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 574 attached [pid 574] set_robust_list(0x55558b467760, 24) = 0 [pid 574] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... mkdir resumed>) = 0 [pid 574] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 574] chdir("./54") = 0 [pid 574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 574] setpgid(0, 0) = 0 [pid 574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 574] write(3, "1000", 4) = 4 [pid 574] close(3) = 0 [pid 574] symlink("/dev/binderfs", "./binderfs") = 0 [pid 574] write(1, "executing program\n", 18) = 18 [pid 574] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 574] mount(NULL, "./config", "configfs", 0, NULL [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 574] <... mount resumed>) = 0 [pid 574] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 574] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 574] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 574] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 575 attached [pid 575] set_robust_list(0x55558b467760, 24) = 0 [pid 575] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 575] chdir("./49" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 576 [pid 575] <... chdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 575] <... prctl resumed>) = 0 [pid 575] setpgid(0, 0) = 0 [pid 575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 575] write(3, "1000", 4) = 4 [pid 575] close(3) = 0 [pid 575] symlink("/dev/binderfs", "./binderfs") = 0 [pid 575] write(1, "executing program\n", 18) = 18 [pid 575] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 575] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 575] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 575] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 575] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 576 attached [pid 576] set_robust_list(0x55558b467760, 24) = 0 [pid 576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 576] chdir("./54") = 0 [pid 576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 576] setpgid(0, 0) = 0 [pid 576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 576] write(3, "1000", 4) = 4 [pid 576] close(3) = 0 [pid 576] symlink("/dev/binderfs", "./binderfs") = 0 [pid 576] write(1, "executing program\n", 18) = 18 executing program [pid 576] mkdirat(AT_FDCWD, "./config", 0777 [pid 574] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 573] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 572] <... mkdirat resumed>) = 0 [pid 575] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 574] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 573] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 575] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 574] <... symlinkat resumed>) = 0 [pid 572] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 574] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 573] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 574] <... unlinkat resumed>) = 0 [pid 573] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 574] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 573] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 575] <... symlinkat resumed>) = 0 [pid 574] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 573] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 574] exit_group(0 [pid 573] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 575] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 574] <... exit_group resumed>) = ? [pid 573] exit_group(0 [pid 575] <... unlinkat resumed>) = 0 [pid 574] +++ exited with 0 +++ [pid 573] <... exit_group resumed>) = ? [pid 572] <... symlinkat resumed>) = 0 [pid 575] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 573] +++ exited with 0 +++ [pid 572] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 576] <... mkdirat resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 576] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 576] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 576] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 576] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 572] <... unlinkat resumed>) = 0 [pid 572] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 575] <... rmdir resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 575] exit_group(0 [pid 309] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 575] <... exit_group resumed>) = ? [pid 309] <... openat resumed>) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./54/binderfs") = 0 [pid 309] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 309] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./54/config" [pid 575] +++ exited with 0 +++ [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] openat(AT_FDCWD, "./54/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 29.822993][ T571] Mass Storage Function, version: 2009/09/11 [ 29.830644][ T571] LUN: removable file: (no medium) [ 29.853510][ T572] Mass Storage Function, version: 2009/09/11 [ 29.861575][ T572] LUN: removable file: (no medium) [pid 309] fstat(4 [pid 308] <... restart_syscall resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 576] <... mkdirat resumed>) = 0 [pid 572] <... rmdir resumed>) = 0 [pid 309] close(4 [pid 308] <... openat resumed>) = 3 [pid 307] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 576] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 572] exit_group(0 [pid 309] <... close resumed>) = 0 [pid 308] fstat(3 [pid 572] <... exit_group resumed>) = ? [pid 307] <... openat resumed>) = 3 [pid 309] rmdir("./54/config" [pid 576] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 572] +++ exited with 0 +++ [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(3 [pid 309] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 576] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] getdents64(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] getdents64(3 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(3 [pid 576] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 576] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] rmdir("./54" [pid 308] newfstatat(AT_FDCWD, "./52/binderfs" [pid 307] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 576] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 576] exit_group(0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./52/binderfs" [pid 307] newfstatat(AT_FDCWD, "./49/binderfs" [pid 576] <... exit_group resumed>) = ? [pid 309] mkdir("./55", 0777 [pid 308] <... unlink resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 576] +++ exited with 0 +++ [pid 309] <... mkdir resumed>) = 0 [pid 308] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./49/binderfs" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... unlink resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./52/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 577 attached ) = -1 EINVAL (Invalid argument) [pid 307] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 577 [pid 308] openat(AT_FDCWD, "./52/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] fstat(4 [pid 577] set_robust_list(0x55558b467760, 24 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] newfstatat(AT_FDCWD, "./49/config" [pid 308] getdents64(4 [pid 577] <... set_robust_list resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(4 [pid 577] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] umount2("./49/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(4 [pid 577] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... close resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rmdir("./52/config" [pid 307] openat(AT_FDCWD, "./49/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 577] chdir("./55" [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 307] <... openat resumed>) = 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] fstat(4 [pid 577] <... chdir resumed>) = 0 [pid 308] close(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... close resumed>) = 0 [pid 577] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] rmdir("./52" [pid 307] getdents64(4 [pid 577] <... prctl resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./53", 0777 [pid 577] setpgid(0, 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... restart_syscall resumed>) = 0 [pid 577] <... setpgid resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] getdents64(4 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 578 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] close(4 [pid 306] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 577] <... openat resumed>) = 3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... restart_syscall resumed>) = 0 [pid 577] write(3, "1000", 4 [pid 307] rmdir("./49/config" [pid 306] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 578 attached [pid 578] set_robust_list(0x55558b467760, 24) = 0 [pid 578] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rmdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 307] getdents64(3 [pid 306] fstat(3 [pid 305] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 577] <... write resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(3 [pid 577] close(3 [pid 307] close(3 [pid 305] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 578] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 578] chdir("./53" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... openat resumed>) = 3 [pid 307] <... close resumed>) = 0 [pid 306] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 577] <... close resumed>) = 0 [pid 305] fstat(3 [pid 578] <... chdir resumed>) = 0 [pid 307] rmdir("./49" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 577] symlink("/dev/binderfs", "./binderfs" [pid 306] newfstatat(AT_FDCWD, "./52/binderfs" [pid 578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 578] setpgid(0, 0) = 0 [pid 578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... rmdir resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] getdents64(3 [pid 578] <... openat resumed>) = 3 [pid 577] <... symlink resumed>) = 0 [pid 307] mkdir("./50", 0777 [pid 306] unlink("./52/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 578] write(3, "1000", 4) = 4 [pid 578] close(3 [pid 306] <... unlink resumed>) = 0 [pid 305] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 578] <... close resumed>) = 0 [pid 578] symlink("/dev/binderfs", "./binderfs") = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 577] write(1, "executing program\n", 18 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... umount2 resumed>) = 0 [pid 577] <... write resumed>) = 18 [pid 305] newfstatat(AT_FDCWD, "./54/binderfs" [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 577] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] unlink("./54/binderfs" [pid 306] newfstatat(AT_FDCWD, "./52/config" [pid 578] write(1, "executing program\n", 18) = 18 [pid 578] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... unlink resumed>) = 0 [pid 578] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 578] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 577] <... mkdirat resumed>) = 0 [pid 305] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 579 [pid 306] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 578] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... umount2 resumed>) = 0 executing program [pid 577] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] openat(AT_FDCWD, "./52/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 577] <... mount resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 577] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] fstat(4 [pid 305] newfstatat(AT_FDCWD, "./54/config" [pid 577] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 578] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 577] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] getdents64(4 [pid 305] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 578] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 579 attached [pid 577] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 577] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] getdents64(4 [pid 305] openat(AT_FDCWD, "./54/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] fstat(4 [pid 306] close(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 306] rmdir("./52/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 578] <... mkdirat resumed>) = 0 [pid 578] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... rmdir resumed>) = 0 [pid 305] getdents64(4 [pid 577] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 577] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 306] close(3 [pid 305] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] rmdir("./54/config" [pid 577] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 306] rmdir("./52" [pid 578] <... symlinkat resumed>) = 0 [pid 578] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 578] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 306] <... rmdir resumed>) = 0 [pid 577] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] getdents64(3 [pid 306] mkdir("./53", 0777 [pid 577] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 578] exit_group(0) = ? [pid 306] <... mkdir resumed>) = 0 [pid 305] close(3 [pid 577] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... close resumed>) = 0 [pid 577] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] rmdir("./54" [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 577] exit_group(0 [pid 305] <... rmdir resumed>) = 0 [pid 577] <... exit_group resumed>) = ? [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 578] +++ exited with 0 +++ [pid 579] set_robust_list(0x55558b467760, 24) = 0 [pid 579] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 579] chdir("./50" [pid 577] +++ exited with 0 +++ [pid 579] <... chdir resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=578, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] mkdir("./55", 0777 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 579] setpgid(0, 0) = 0 [pid 579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 579] write(3, "1000", 4 [pid 305] <... mkdir resumed>) = 0 [pid 579] <... write resumed>) = 4 [pid 579] close(3) = 0 [pid 579] symlink("/dev/binderfs", "./binderfs" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 579] <... symlink resumed>) = 0 [pid 579] write(1, "executing program\n", 18) = 18 [pid 579] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 580 [pid 579] <... mkdirat resumed>) = 0 [pid 579] mount(NULL, "./config", "configfs", 0, NULL [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 579] <... mount resumed>) = 0 [pid 579] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 579] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 579] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 581 attached [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 29.875239][ T576] Mass Storage Function, version: 2009/09/11 [ 29.881476][ T576] LUN: removable file: (no medium) [ 29.902576][ T578] Mass Storage Function, version: 2009/09/11 [ 29.908655][ T578] LUN: removable file: (no medium) ci2-android-5-15/strace-static-x86_64: Process 580 attached [pid 581] set_robust_list(0x55558b467760, 24 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 581 [pid 579] <... mkdirat resumed>) = 0 [pid 579] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 579] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 579] <... unlinkat resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 579] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 579] exit_group(0) = ? [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 308] fstat(3 [pid 581] <... set_robust_list resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 579] +++ exited with 0 +++ [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 580] set_robust_list(0x55558b467760, 24 [pid 308] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 580] <... set_robust_list resumed>) = 0 [pid 580] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 580] chdir("./53" [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] newfstatat(AT_FDCWD, "./55/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 580] <... chdir resumed>) = 0 [pid 580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 580] setpgid(0, 0) = 0 [pid 580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 580] write(3, "1000", 4) = 4 [pid 580] close(3) = 0 [pid 580] symlink("/dev/binderfs", "./binderfs" [pid 308] newfstatat(AT_FDCWD, "./53/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./55/binderfs" [pid 308] unlink("./53/binderfs" [pid 580] <... symlink resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 580] write(1, "executing program\n", 18) = 18 [pid 309] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... unlink resumed>) = 0 [pid 308] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 309] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 309] newfstatat(AT_FDCWD, "./55/config" [pid 308] newfstatat(AT_FDCWD, "./53/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./55/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./53/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 580] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... openat resumed>) = 4 [pid 308] <... openat resumed>) = 4 [pid 309] fstat(4 [pid 308] fstat(4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 308] getdents64(4 [pid 581] rt_sigprocmask(SIG_SETMASK, [] [pid 580] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 580] mount(NULL, "./config", "configfs", 0, NULL [pid 309] getdents64(4 [pid 308] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 580] <... mount resumed>) = 0 [pid 309] close(4 [pid 308] close(4 [pid 581] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... close resumed>) = 0 [pid 580] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 309] rmdir("./55/config" [pid 308] <... close resumed>) = 0 [pid 580] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 580] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 581] chdir("./55" [pid 309] <... rmdir resumed>) = 0 [pid 308] rmdir("./53/config" [pid 307] <... restart_syscall resumed>) = 0 [pid 581] <... chdir resumed>) = 0 [pid 580] <... mkdirat resumed>) = 0 [pid 309] getdents64(3 [pid 308] <... rmdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] getdents64(3 [pid 581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 308] close(3 [pid 307] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 309] rmdir("./55" [pid 308] rmdir("./53" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 581] <... prctl resumed>) = 0 [pid 581] setpgid(0, 0) = 0 [pid 581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... rmdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 581] <... openat resumed>) = 3 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 309] mkdir("./56", 0777 [pid 308] mkdir("./54", 0777 [pid 307] fstat(3 [pid 581] write(3, "1000", 4) = 4 [pid 580] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 581] close(3 [pid 580] <... symlinkat resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 581] <... close resumed>) = 0 [pid 580] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 581] symlink("/dev/binderfs", "./binderfs" [pid 580] <... unlinkat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... mkdir resumed>) = 0 [pid 307] getdents64(3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 581] <... symlink resumed>) = 0 [pid 580] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 581] write(1, "executing program\n", 18 [pid 580] <... rmdir resumed>) = 0 [pid 581] <... write resumed>) = 18 [pid 580] exit_group(0 executing program [pid 581] mkdirat(AT_FDCWD, "./config", 0777 [pid 580] <... exit_group resumed>) = ? [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 582 ci2-android-5-15/strace-static-x86_64: Process 583 attached ci2-android-5-15/strace-static-x86_64: Process 582 attached [pid 581] <... mkdirat resumed>) = 0 [pid 580] +++ exited with 0 +++ [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 583 [pid 307] newfstatat(AT_FDCWD, "./50/binderfs" [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] unlink("./50/binderfs" [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 581] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] <... unlink resumed>) = 0 [pid 581] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 307] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 581] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = 0 [pid 581] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 583] set_robust_list(0x55558b467760, 24 [pid 582] set_robust_list(0x55558b467760, 24 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 583] <... set_robust_list resumed>) = 0 [pid 582] <... set_robust_list resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./50/config" [pid 306] <... restart_syscall resumed>) = 0 [pid 583] rt_sigprocmask(SIG_SETMASK, [] [pid 582] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 583] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./50/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 583] chdir("./54" [pid 582] chdir("./56" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 583] <... chdir resumed>) = 0 [pid 582] <... chdir resumed>) = 0 [pid 581] <... mkdirat resumed>) = 0 [pid 307] openat(AT_FDCWD, "./50/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 583] <... prctl resumed>) = 0 [pid 582] <... prctl resumed>) = 0 [pid 581] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 583] setpgid(0, 0 [pid 307] fstat(4 [pid 306] <... openat resumed>) = 3 [pid 583] <... setpgid resumed>) = 0 [pid 582] setpgid(0, 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(3 [pid 307] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 581] <... symlinkat resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 306] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 581] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] close(4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 582] <... setpgid resumed>) = 0 [pid 581] <... unlinkat resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./50/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 581] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 583] <... openat resumed>) = 3 [pid 581] exit_group(0 [pid 307] <... rmdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./53/binderfs" [pid 307] getdents64(3 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 583] write(3, "1000", 4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] unlink("./53/binderfs" [pid 583] <... write resumed>) = 4 [pid 582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] close(3 [pid 581] <... exit_group resumed>) = ? [pid 306] <... unlink resumed>) = 0 [pid 583] close(3 [pid 582] <... openat resumed>) = 3 [pid 307] <... close resumed>) = 0 [pid 306] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 583] <... close resumed>) = 0 [pid 582] write(3, "1000", 4 [pid 581] +++ exited with 0 +++ [pid 307] rmdir("./50" [pid 583] symlink("/dev/binderfs", "./binderfs" [pid 582] <... write resumed>) = 4 [pid 306] <... umount2 resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=581, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] mkdir("./51", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 582] close(3) = 0 [pid 582] symlink("/dev/binderfs", "./binderfs" [pid 307] <... mkdir resumed>) = 0 [pid 583] <... symlink resumed>) = 0 [pid 582] <... symlink resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] newfstatat(AT_FDCWD, "./53/config" [pid 583] write(1, "executing program\n", 18 [pid 582] write(1, "executing program\n", 18 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 executing program executing program [pid 583] <... write resumed>) = 18 [pid 582] <... write resumed>) = 18 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 583] mkdirat(AT_FDCWD, "./config", 0777 [pid 582] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 582] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 584 [pid 306] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 582] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 583] <... mkdirat resumed>) = 0 [pid 582] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] openat(AT_FDCWD, "./53/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 583] mount(NULL, "./config", "configfs", 0, NULL [pid 582] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 582] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... openat resumed>) = 4 [ 29.920712][ T579] Mass Storage Function, version: 2009/09/11 [ 29.926999][ T579] LUN: removable file: (no medium) [ 29.939797][ T580] Mass Storage Function, version: 2009/09/11 [ 29.945838][ T580] LUN: removable file: (no medium) [ 29.956434][ T581] Mass Storage Function, version: 2009/09/11 [ 29.962645][ T581] LUN: removable file: (no medium) ci2-android-5-15/strace-static-x86_64: Process 584 attached [pid 583] <... mount resumed>) = 0 [pid 306] fstat(4 [pid 584] set_robust_list(0x55558b467760, 24 [pid 583] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 584] <... set_robust_list resumed>) = 0 [pid 583] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] getdents64(4 [pid 584] rt_sigprocmask(SIG_SETMASK, [] [pid 583] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... restart_syscall resumed>) = 0 [pid 584] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 583] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] getdents64(4 [pid 584] chdir("./51" [pid 583] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 584] <... chdir resumed>) = 0 [pid 583] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 582] <... mkdirat resumed>) = 0 [pid 306] close(4 [pid 305] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 583] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 584] <... prctl resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 582] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 583] <... symlinkat resumed>) = 0 [pid 582] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 306] rmdir("./53/config" [pid 584] setpgid(0, 0 [pid 305] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 583] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 582] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 584] <... setpgid resumed>) = 0 [pid 583] <... unlinkat resumed>) = 0 [pid 582] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] getdents64(3 [pid 305] fstat(3 [pid 584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 583] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 582] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 583] <... rmdir resumed>) = 0 [pid 582] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 306] close(3 [pid 305] getdents64(3 [pid 584] <... openat resumed>) = 3 [pid 583] exit_group(0 [pid 306] <... close resumed>) = 0 [pid 584] write(3, "1000", 4 [pid 583] <... exit_group resumed>) = ? [pid 582] exit_group(0 [pid 306] rmdir("./53" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 582] <... exit_group resumed>) = ? [pid 584] <... write resumed>) = 4 [pid 583] +++ exited with 0 +++ [pid 582] +++ exited with 0 +++ [pid 306] <... rmdir resumed>) = 0 [pid 305] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 584] close(3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] mkdir("./54", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 584] <... close resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=582, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] newfstatat(AT_FDCWD, "./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 584] symlink("/dev/binderfs", "./binderfs" [pid 306] <... mkdir resumed>) = 0 [pid 305] unlink("./55/binderfs" [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 584] <... symlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 585 attached [pid 584] write(1, "executing program\n", 18 executing program [pid 305] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 585] set_robust_list(0x55558b467760, 24 [pid 584] <... write resumed>) = 18 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 585 [pid 305] <... umount2 resumed>) = 0 [pid 585] <... set_robust_list resumed>) = 0 [pid 584] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 585] rt_sigprocmask(SIG_SETMASK, [] [pid 584] <... mkdirat resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 585] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 584] mount(NULL, "./config", "configfs", 0, NULL [pid 585] chdir("./54" [pid 305] newfstatat(AT_FDCWD, "./55/config" [pid 584] <... mount resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 584] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 585] <... chdir resumed>) = 0 [pid 305] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 584] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 584] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] openat(AT_FDCWD, "./55/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 584] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 584] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... openat resumed>) = 4 [pid 585] <... prctl resumed>) = 0 [pid 305] fstat(4 [pid 585] setpgid(0, 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 585] <... setpgid resumed>) = 0 [pid 585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 585] write(3, "1000", 4) = 4 [pid 585] close(3) = 0 [pid 585] symlink("/dev/binderfs", "./binderfs") = 0 [pid 585] write(1, "executing program\n", 18) = 18 [pid 585] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 585] <... mkdirat resumed>) = 0 [pid 585] mount(NULL, "./config", "configfs", 0, NULL [pid 308] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 585] <... mount resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 585] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 585] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... openat resumed>) = 3 [pid 585] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] fstat(3 [pid 305] getdents64(4 [pid 585] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 585] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] getdents64(3 executing program [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(4 [pid 309] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] newfstatat(AT_FDCWD, "./54/binderfs" [pid 305] close(4 [pid 309] <... openat resumed>) = 3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] fstat(3 [pid 308] unlink("./54/binderfs" [pid 305] <... close resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... unlink resumed>) = 0 [pid 308] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./55/config") = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3 [pid 309] getdents64(3 [pid 308] <... umount2 resumed>) = 0 [pid 585] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 584] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 585] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 584] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./55" [pid 585] <... symlinkat resumed>) = 0 [pid 584] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./54/config" [pid 585] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 584] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] newfstatat(AT_FDCWD, "./56/binderfs" [pid 585] <... unlinkat resumed>) = 0 [pid 584] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 585] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 584] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] unlink("./56/binderfs" [pid 305] mkdir("./56", 0777 [pid 308] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 585] <... rmdir resumed>) = 0 [pid 584] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... unlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... mkdir resumed>) = 0 [pid 585] exit_group(0 [pid 309] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./54/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 585] <... exit_group resumed>) = ? [pid 584] exit_group(0 [pid 309] <... umount2 resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 309] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 585] +++ exited with 0 +++ [pid 584] <... exit_group resumed>) = ? [pid 309] newfstatat(AT_FDCWD, "./56/config" [pid 308] getdents64(4ci2-android-5-15/strace-static-x86_64: Process 586 attached [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 586] set_robust_list(0x55558b467760, 24 [pid 584] +++ exited with 0 +++ [pid 309] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 586 [pid 586] <... set_robust_list resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 586] rt_sigprocmask(SIG_SETMASK, [] [pid 309] openat(AT_FDCWD, "./56/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] close(4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 586] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... openat resumed>) = 4 [pid 308] <... close resumed>) = 0 [pid 586] chdir("./56" [pid 309] fstat(4 [pid 308] rmdir("./54/config" [pid 586] <... chdir resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] getdents64(4 [pid 308] getdents64(3 [pid 586] <... prctl resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 586] setpgid(0, 0 [pid 309] getdents64(4 [pid 308] close(3 [pid 586] <... setpgid resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... close resumed>) = 0 [pid 586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] close(4 [pid 308] rmdir("./54" [pid 586] <... openat resumed>) = 3 [pid 309] <... close resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 586] write(3, "1000", 4 [pid 309] rmdir("./56/config" [pid 308] mkdir("./55", 0777 [pid 586] <... write resumed>) = 4 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 586] close(3 [pid 309] getdents64(3 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 586] <... close resumed>) = 0 [pid 309] close(3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 586] symlink("/dev/binderfs", "./binderfs" [pid 309] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 587 attached [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 587 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 309] rmdir("./56" [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 586] <... symlink resumed>) = 0 [pid 587] set_robust_list(0x55558b467760, 24 [pid 309] <... rmdir resumed>) = 0 [pid 586] write(1, "executing program\n", 18 [pid 587] <... set_robust_list resumed>) = 0 [pid 587] rt_sigprocmask(SIG_SETMASK, [] [pid 586] <... write resumed>) = 18 executing program [pid 309] mkdir("./57", 0777 [pid 587] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 586] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... restart_syscall resumed>) = 0 [pid 587] chdir("./55") = 0 [pid 309] <... mkdir resumed>) = 0 [pid 587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 587] <... prctl resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 587] setpgid(0, 0 [pid 586] <... mkdirat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 587] <... setpgid resumed>) = 0 [pid 586] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... openat resumed>) = 3 [pid 587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 586] <... mount resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] fstat(3ci2-android-5-15/strace-static-x86_64: Process 588 attached [pid 587] <... openat resumed>) = 3 [pid 586] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 587] write(3, "1000", 4 [pid 586] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 588 [pid 306] getdents64(3 [pid 587] <... write resumed>) = 4 [pid 586] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 587] close(3 [pid 586] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 587] <... close resumed>) = 0 [pid 586] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 587] symlink("/dev/binderfs", "./binderfs" [pid 306] newfstatat(AT_FDCWD, "./54/binderfs" [pid 587] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 587] write(1, "executing program\n", 18 [pid 306] unlink("./54/binderfs" [pid 587] <... write resumed>) = 18 [pid 306] <... unlink resumed>) = 0 [pid 587] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 587] <... mkdirat resumed>) = 0 [pid 587] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 587] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 587] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 587] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... openat resumed>) = 3 [pid 587] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] fstat(3 [pid 587] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 307] getdents64(3 [pid 306] <... umount2 resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [ 29.984896][ T582] Mass Storage Function, version: 2009/09/11 [ 29.990974][ T582] LUN: removable file: (no medium) [ 30.003822][ T584] Mass Storage Function, version: 2009/09/11 [ 30.011444][ T584] LUN: removable file: (no medium) [pid 307] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./54/config" [pid 588] set_robust_list(0x55558b467760, 24 [pid 307] newfstatat(AT_FDCWD, "./51/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./51/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... unlink resumed>) = 0 [pid 306] openat(AT_FDCWD, "./54/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... openat resumed>) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./54/config") = 0 [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./54" [pid 307] <... umount2 resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 307] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./55", 0777 [pid 588] <... set_robust_list resumed>) = 0 [pid 587] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 586] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... mkdir resumed>) = 0 [pid 587] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] newfstatat(AT_FDCWD, "./51/config" [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 588] rt_sigprocmask(SIG_SETMASK, [] [pid 587] <... symlinkat resumed>) = 0 [pid 586] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 587] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] umount2("./51/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 589 attached [pid 588] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 587] <... unlinkat resumed>) = 0 [pid 586] <... symlinkat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 587] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./51/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 589 [pid 587] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 307] <... openat resumed>) = 4 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 589] set_robust_list(0x55558b467760, 24 [pid 588] chdir("./57" [pid 587] exit_group(0 [pid 586] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] fstat(4 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 587] <... exit_group resumed>) = ? [pid 589] <... set_robust_list resumed>) = 0 [pid 588] <... chdir resumed>) = 0 [pid 587] +++ exited with 0 +++ [pid 586] <... unlinkat resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 589] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 589] chdir("./55" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] getdents64(4 [pid 589] <... chdir resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 588] <... prctl resumed>) = 0 [pid 589] <... prctl resumed>) = 0 [pid 589] setpgid(0, 0) = 0 [pid 589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 588] setpgid(0, 0 [pid 586] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] getdents64(4 [pid 588] <... setpgid resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 589] <... openat resumed>) = 3 [pid 586] <... rmdir resumed>) = 0 [pid 589] write(3, "1000", 4 [pid 588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... restart_syscall resumed>) = 0 [pid 586] exit_group(0 [pid 307] close(4 [pid 589] <... write resumed>) = 4 [pid 588] <... openat resumed>) = 3 [pid 589] close(3) = 0 [pid 307] <... close resumed>) = 0 [pid 308] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 588] write(3, "1000", 4 [pid 586] <... exit_group resumed>) = ? [pid 307] rmdir("./51/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 589] symlink("/dev/binderfs", "./binderfs") = 0 [pid 588] <... write resumed>) = 4 [pid 308] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rmdir resumed>) = 0 [pid 588] close(3 [pid 308] <... openat resumed>) = 3 [pid 307] getdents64(3 [pid 588] <... close resumed>) = 0 [pid 308] fstat(3 [pid 589] write(1, "executing program\n", 18 [pid 588] symlink("/dev/binderfs", "./binderfs" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 589] <... write resumed>) = 18 [pid 589] mkdirat(AT_FDCWD, "./config", 0777 [pid 588] <... symlink resumed>) = 0 [pid 308] getdents64(3 executing program [pid 307] close(3 [pid 589] <... mkdirat resumed>) = 0 [pid 588] write(1, "executing program\n", 18 [pid 586] +++ exited with 0 +++ [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 executing program [pid 307] <... close resumed>) = 0 [pid 588] <... write resumed>) = 18 [pid 308] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./51" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 588] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 589] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] newfstatat(AT_FDCWD, "./55/binderfs" [pid 589] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 589] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 589] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 588] <... mkdirat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 588] mount(NULL, "./config", "configfs", 0, NULL [pid 308] unlink("./55/binderfs" [pid 307] mkdir("./52", 0777 [pid 588] <... mount resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 588] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... restart_syscall resumed>) = 0 [pid 588] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 588] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 588] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 589] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 305] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 590 attached [pid 588] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 590 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 588] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 588] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] newfstatat(AT_FDCWD, "./55/config" [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... openat resumed>) = 3 [pid 589] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 588] <... symlinkat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] fstat(3 [pid 588] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 588] <... unlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(3 [pid 588] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] openat(AT_FDCWD, "./55/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 589] <... symlinkat resumed>) = 0 [pid 588] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 308] <... openat resumed>) = 4 [pid 590] set_robust_list(0x55558b467760, 24 [pid 305] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 589] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 588] exit_group(0 [pid 308] fstat(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 590] <... set_robust_list resumed>) = 0 [pid 588] <... exit_group resumed>) = ? [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] newfstatat(AT_FDCWD, "./56/binderfs" [pid 590] rt_sigprocmask(SIG_SETMASK, [] [pid 589] <... unlinkat resumed>) = 0 [pid 590] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 589] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 588] +++ exited with 0 +++ [pid 308] getdents64(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 589] <... rmdir resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 590] chdir("./52" [pid 305] unlink("./56/binderfs" [pid 590] <... chdir resumed>) = 0 [pid 589] exit_group(0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] getdents64(4 [pid 305] <... unlink resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 589] <... exit_group resumed>) = ? [pid 308] close(4) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 308] rmdir("./55/config" [pid 305] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 589] +++ exited with 0 +++ [pid 308] <... rmdir resumed>) = 0 [pid 590] <... prctl resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] newfstatat(AT_FDCWD, "./56/config" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] close(3 [pid 305] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rmdir("./55" [pid 305] openat(AT_FDCWD, "./56/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 590] setpgid(0, 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 308] mkdir("./56", 0777 [pid 305] fstat(4 [pid 590] <... setpgid resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] getdents64(4 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] getdents64(4 [pid 590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 591 [pid 305] close(4 [pid 590] <... openat resumed>) = 3 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... close resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rmdir("./56/config"ci2-android-5-15/strace-static-x86_64: Process 591 attached [pid 590] write(3, "1000", 4 [pid 305] <... rmdir resumed>) = 0 [pid 590] <... write resumed>) = 4 [pid 305] getdents64(3 [pid 590] close(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 590] <... close resumed>) = 0 [pid 305] close(3 [pid 590] symlink("/dev/binderfs", "./binderfs" [pid 305] <... close resumed>) = 0 [pid 305] rmdir("./56" [pid 590] <... symlink resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 590] write(1, "executing program\n", 18 executing program [pid 305] mkdir("./57", 0777 [pid 591] set_robust_list(0x55558b467760, 24 [pid 590] <... write resumed>) = 18 [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 590] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 592 [pid 590] <... mkdirat resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 590] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... restart_syscall resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 590] <... mount resumed>) = 0 [pid 590] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 590] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 590] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 590] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 590] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 309] fstat(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 309] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./55/binderfs" [pid 309] newfstatat(AT_FDCWD, "./57/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./55/binderfs" [pid 309] unlink("./57/binderfs" [pid 306] <... unlink resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 306] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 592 attached [pid 592] set_robust_list(0x55558b467760, 24) = 0 [pid 592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 592] chdir("./57") = 0 [pid 592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 592] setpgid(0, 0) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 306] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./55/config" [pid 309] <... umount2 resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./57/config" [pid 306] openat(AT_FDCWD, "./55/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... openat resumed>) = 4 [pid 309] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] fstat(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] openat(AT_FDCWD, "./57/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] getdents64(4 [pid 309] <... openat resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] fstat(4 [pid 306] getdents64(4 [pid 592] <... openat resumed>) = 3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 30.029545][ T586] Mass Storage Function, version: 2009/09/11 [ 30.036506][ T586] LUN: removable file: (no medium) [ 30.051628][ T589] Mass Storage Function, version: 2009/09/11 [ 30.057758][ T589] LUN: removable file: (no medium) [ 30.074928][ T590] Mass Storage Function, version: 2009/09/11 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 592] write(3, "1000", 4 [pid 309] getdents64(4 [pid 306] close(4 [pid 592] <... write resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... close resumed>) = 0 [pid 591] <... set_robust_list resumed>) = 0 [pid 592] close(3 [pid 309] getdents64(4 [pid 306] rmdir("./55/config" [pid 592] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 592] symlink("/dev/binderfs", "./binderfs" [pid 309] close(4 [pid 306] getdents64(3 [pid 592] <... symlink resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 592] write(1, "executing program\n", 18 [pid 309] rmdir("./57/config" [pid 306] close(3 [pid 592] <... write resumed>) = 18 [pid 309] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 592] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 309] getdents64(3 [pid 306] rmdir("./55" [pid 592] <... mkdirat resumed>) = 0 [pid 591] rt_sigprocmask(SIG_SETMASK, [] [pid 590] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 592] mount(NULL, "./config", "configfs", 0, NULL [pid 309] close(3 [pid 306] mkdir("./56", 0777 [pid 592] <... mount resumed>) = 0 [pid 591] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 590] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... close resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 592] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] rmdir("./57" [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 592] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 591] chdir("./56" [pid 309] <... rmdir resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 592] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] mkdir("./58", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 592] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 591] <... chdir resumed>) = 0 [pid 590] <... symlinkat resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 593 attached [pid 592] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 593 [pid 592] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 592] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 593] set_robust_list(0x55558b467760, 24 [pid 592] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 590] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 592] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 594 [pid 592] <... unlinkat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 592] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 592] <... rmdir resumed>) = 0 [pid 592] exit_group(0) = ? ci2-android-5-15/strace-static-x86_64: Process 594 attached [pid 593] <... set_robust_list resumed>) = 0 [pid 592] +++ exited with 0 +++ [pid 591] <... prctl resumed>) = 0 [pid 590] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 594] set_robust_list(0x55558b467760, 24) = 0 [pid 594] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 594] chdir("./58") = 0 [pid 594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 594] setpgid(0, 0) = 0 [pid 594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 594] write(3, "1000", 4) = 4 [pid 594] close(3) = 0 [pid 594] symlink("/dev/binderfs", "./binderfs") = 0 [pid 593] rt_sigprocmask(SIG_SETMASK, [] [pid 591] setpgid(0, 0 [pid 590] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 591] <... setpgid resumed>) = 0 executing program [pid 594] write(1, "executing program\n", 18) = 18 [pid 594] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 594] mount(NULL, "./config", "configfs", 0, NULL [pid 590] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 594] <... mount resumed>) = 0 [pid 591] <... openat resumed>) = 3 [pid 590] exit_group(0 [pid 593] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 591] write(3, "1000", 4 [pid 590] <... exit_group resumed>) = ? [pid 594] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 591] <... write resumed>) = 4 [pid 594] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 594] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 594] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 593] chdir("./56" [pid 591] close(3 [pid 590] +++ exited with 0 +++ [pid 305] <... restart_syscall resumed>) = 0 [pid 593] <... chdir resumed>) = 0 [pid 591] <... close resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 591] symlink("/dev/binderfs", "./binderfs" [pid 594] <... mkdirat resumed>) = 0 [pid 593] <... prctl resumed>) = 0 [pid 591] <... symlink resumed>) = 0 [pid 594] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 593] setpgid(0, 0 [pid 591] write(1, "executing program\n", 18 [pid 593] <... setpgid resumed>) = 0 [pid 591] <... write resumed>) = 18 [pid 305] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 591] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 591] <... mkdirat resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 305] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 593] <... openat resumed>) = 3 [pid 591] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 593] write(3, "1000", 4 [pid 305] newfstatat(AT_FDCWD, "./57/binderfs" [pid 593] <... write resumed>) = 4 [pid 591] <... mount resumed>) = 0 [pid 307] fstat(3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./57/binderfs" [pid 593] close(3 [pid 591] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... unlink resumed>) = 0 [pid 593] <... close resumed>) = 0 [pid 591] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(3 [pid 305] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 593] symlink("/dev/binderfs", "./binderfs" [pid 591] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 593] <... symlink resumed>) = 0 [pid 307] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./57/config" [pid 593] write(1, "executing program\n", 18 [pid 591] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 593] <... write resumed>) = 18 [pid 591] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] newfstatat(AT_FDCWD, "./52/binderfs" [pid 305] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 593] mkdirat(AT_FDCWD, "./config", 0777 [pid 591] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./57/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4 [pid 593] <... mkdirat resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 593] mount(NULL, "./config", "configfs", 0, NULL [pid 591] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] unlink("./52/binderfs" [pid 305] close(4 [pid 593] <... mount resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 305] rmdir("./57/config" [pid 593] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... unlink resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 593] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 593] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 591] <... symlinkat resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 593] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 591] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... umount2 resumed>) = 0 [pid 305] close(3 [pid 594] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 593] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 591] <... unlinkat resumed>) = 0 [pid 307] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 593] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./57" [pid 591] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 594] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 593] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] newfstatat(AT_FDCWD, "./52/config" [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./58", 0777 [pid 594] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 593] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 591] <... rmdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 594] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 593] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 591] exit_group(0 [pid 307] umount2("./52/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 594] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 593] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 591] <... exit_group resumed>) = ? [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 593] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 591] +++ exited with 0 +++ [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 595 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] openat(AT_FDCWD, "./52/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 593] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 594] exit_group(0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... openat resumed>) = 4 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 594] <... exit_group resumed>) = ? [pid 593] exit_group(0 [pid 307] fstat(4 [pid 593] <... exit_group resumed>) = ? [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 595 attached [pid 595] set_robust_list(0x55558b467760, 24) = 0 [pid 595] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 595] chdir("./58") = 0 [pid 593] +++ exited with 0 +++ [pid 595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] getdents64(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 595] <... prctl resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] getdents64(4 [pid 595] setpgid(0, 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 595] <... setpgid resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./52/config" [pid 595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... rmdir resumed>) = 0 [pid 595] <... openat resumed>) = 3 [pid 307] getdents64(3 [pid 595] write(3, "1000", 4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 595] <... write resumed>) = 4 [pid 307] close(3 [pid 594] +++ exited with 0 +++ [pid 307] <... close resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=594, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rmdir("./52" [pid 595] close(3) = 0 [pid 595] symlink("/dev/binderfs", "./binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 307] mkdir("./53", 0777 [pid 595] <... symlink resumed>) = 0 [pid 595] write(1, "executing program\n", 18) = 18 [pid 595] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 executing program [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 596 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 309] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 596 attached [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] fstat(3 [pid 308] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... openat resumed>) = 3 [pid 309] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] fstat(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] newfstatat(AT_FDCWD, "./58/binderfs" [pid 308] newfstatat(AT_FDCWD, "./56/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] getdents64(3 [pid 309] unlink("./58/binderfs" [pid 308] unlink("./56/binderfs" [pid 596] set_robust_list(0x55558b467760, 24 [pid 309] <... unlink resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 306] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./58/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./56/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] newfstatat(AT_FDCWD, "./56/config" [pid 309] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./56/binderfs" [pid 309] openat(AT_FDCWD, "./58/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 308] openat(AT_FDCWD, "./56/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(4 [pid 308] <... openat resumed>) = 4 [pid 306] <... unlink resumed>) = 0 [pid 596] <... set_robust_list resumed>) = 0 [pid 595] <... mkdirat resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] fstat(4 [pid 306] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 595] mount(NULL, "./config", "configfs", 0, NULL [pid 309] getdents64(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 595] <... mount resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 306] <... umount2 resumed>) = 0 [pid 596] rt_sigprocmask(SIG_SETMASK, [] [pid 595] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 595] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] getdents64(4 [pid 595] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] close(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 595] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... close resumed>) = 0 [pid 308] close(4 [pid 306] newfstatat(AT_FDCWD, "./56/config" [pid 595] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [ 30.083291][ T590] LUN: removable file: (no medium) [ 30.097762][ T594] Mass Storage Function, version: 2009/09/11 [ 30.104275][ T594] LUN: removable file: (no medium) [pid 309] rmdir("./58/config" [pid 308] <... close resumed>) = 0 [pid 596] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 596] chdir("./53" [pid 306] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 596] <... chdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] openat(AT_FDCWD, "./56/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 596] <... prctl resumed>) = 0 [pid 309] getdents64(3 [pid 308] rmdir("./56/config" [pid 306] <... openat resumed>) = 4 [pid 596] setpgid(0, 0 [pid 306] fstat(4 [pid 596] <... setpgid resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] getdents64(4 [pid 596] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 596] write(3, "1000", 4 [pid 309] close(3 [pid 308] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 596] <... write resumed>) = 4 [pid 595] <... mkdirat resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 596] close(3 [pid 595] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] rmdir("./58" [pid 306] close(4 [pid 596] <... close resumed>) = 0 [pid 595] <... symlinkat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 596] symlink("/dev/binderfs", "./binderfs" [pid 595] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] mkdir("./59", 0777 [pid 308] close(3 [pid 306] <... close resumed>) = 0 [pid 596] <... symlink resumed>) = 0 [pid 595] <... unlinkat resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] rmdir("./56/config" [pid 596] write(1, "executing program\n", 18 [pid 595] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 308] rmdir("./56" [pid 596] <... write resumed>) = 18 [pid 595] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 596] mkdirat(AT_FDCWD, "./config", 0777 [pid 595] exit_group(0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] mkdir("./57", 0777 [pid 306] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 597 attached [pid 596] <... mkdirat resumed>) = 0 [pid 595] <... exit_group resumed>) = ? [pid 308] <... mkdir resumed>) = 0 [pid 597] set_robust_list(0x55558b467760, 24 [pid 596] mount(NULL, "./config", "configfs", 0, NULL [pid 595] +++ exited with 0 +++ [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 597 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 596] <... mount resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] close(3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=595, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 596] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... close resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 597] <... set_robust_list resumed>) = 0 [pid 596] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 598 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 598 attached [pid 597] rt_sigprocmask(SIG_SETMASK, [] [pid 596] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] rmdir("./56" [pid 596] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... rmdir resumed>) = 0 [pid 596] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 598] set_robust_list(0x55558b467760, 24 [pid 597] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 598] <... set_robust_list resumed>) = 0 [pid 597] chdir("./59" [pid 598] rt_sigprocmask(SIG_SETMASK, [] [pid 597] <... chdir resumed>) = 0 [pid 598] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... restart_syscall resumed>) = 0 [pid 598] chdir("./57" [pid 597] <... prctl resumed>) = 0 [pid 598] <... chdir resumed>) = 0 [pid 597] setpgid(0, 0 [pid 598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 597] <... setpgid resumed>) = 0 [pid 305] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 598] <... prctl resumed>) = 0 [pid 597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 598] setpgid(0, 0 [pid 597] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 598] <... setpgid resumed>) = 0 [pid 597] write(3, "1000", 4 [pid 306] mkdir("./57", 0777 [pid 305] <... openat resumed>) = 3 [pid 598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 597] <... write resumed>) = 4 [pid 305] fstat(3 [pid 598] <... openat resumed>) = 3 [pid 597] close(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 598] write(3, "1000", 4 [pid 597] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 598] <... write resumed>) = 4 [pid 597] symlink("/dev/binderfs", "./binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 598] close(3 [pid 597] <... symlink resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 598] <... close resumed>) = 0 [pid 597] write(1, "executing program\n", 18 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 598] symlink("/dev/binderfs", "./binderfs" [pid 597] <... write resumed>) = 18 [pid 305] newfstatat(AT_FDCWD, "./58/binderfs" [pid 598] <... symlink resumed>) = 0 [pid 597] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 598] write(1, "executing program\n", 18 [pid 597] <... mkdirat resumed>) = 0 [pid 305] unlink("./58/binderfs" [pid 598] <... write resumed>) = 18 [pid 597] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... unlink resumed>) = 0 executing program executing program [pid 598] mkdirat(AT_FDCWD, "./config", 0777 [pid 597] <... mount resumed>) = 0 [pid 305] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 598] <... mkdirat resumed>) = 0 [pid 597] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 598] mount(NULL, "./config", "configfs", 0, NULL [pid 597] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... umount2 resumed>) = 0 [pid 598] <... mount resumed>) = 0 [pid 597] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 598] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 597] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 598] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 597] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] newfstatat(AT_FDCWD, "./58/config" [pid 598] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 598] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 598] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] openat(AT_FDCWD, "./58/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./58/config") = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 599 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./58" [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./59", 0777ci2-android-5-15/strace-static-x86_64: Process 599 attached [pid 598] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 597] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 596] <... mkdirat resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 597] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 598] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 597] <... symlinkat resumed>) = 0 [pid 596] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 597] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 597] <... unlinkat resumed>) = 0 [pid 597] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 600 [pid 598] <... symlinkat resumed>) = 0 [pid 597] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 597] exit_group(0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 597] <... exit_group resumed>) = ? [pid 599] set_robust_list(0x55558b467760, 24 [pid 598] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 597] +++ exited with 0 +++ [pid 596] <... symlinkat resumed>) = -1 EEXIST (File exists) ci2-android-5-15/strace-static-x86_64: Process 600 attached [pid 600] set_robust_list(0x55558b467760, 24) = 0 [pid 600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 600] chdir("./59") = 0 [pid 600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 600] setpgid(0, 0) = 0 [pid 600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 598] <... unlinkat resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 598] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 600] <... openat resumed>) = 3 [pid 600] write(3, "1000", 4) = 4 [pid 600] close(3) = 0 [pid 600] symlink("/dev/binderfs", "./binderfs" [pid 599] <... set_robust_list resumed>) = 0 [pid 598] <... rmdir resumed>) = 0 [pid 596] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 598] exit_group(0 [pid 600] <... symlink resumed>) = 0 [pid 600] write(1, "executing program\n", 18) = 18 executing program [pid 600] mkdirat(AT_FDCWD, "./config", 0777 [pid 598] <... exit_group resumed>) = ? [pid 596] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 600] <... mkdirat resumed>) = 0 [pid 600] mount(NULL, "./config", "configfs", 0, NULL [pid 598] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=598, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 600] <... mount resumed>) = 0 [pid 600] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 600] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 596] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 596] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 596] exit_group(0 [pid 308] <... openat resumed>) = 3 [pid 596] <... exit_group resumed>) = ? [pid 309] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... openat resumed>) = 3 [pid 308] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] newfstatat(AT_FDCWD, "./57/binderfs" [pid 309] getdents64(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./57/binderfs" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... unlink resumed>) = 0 [pid 309] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = 0 [pid 596] +++ exited with 0 +++ [pid 309] newfstatat(AT_FDCWD, "./59/binderfs" [pid 308] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] unlink("./59/binderfs" [pid 308] newfstatat(AT_FDCWD, "./57/config" [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=596, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... unlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./57/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... umount2 resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 309] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 309] newfstatat(AT_FDCWD, "./59/config" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./57/config" [pid 599] rt_sigprocmask(SIG_SETMASK, [] [pid 309] openat(AT_FDCWD, "./59/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 309] <... openat resumed>) = 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] fstat(4 [pid 308] close(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... close resumed>) = 0 [pid 309] getdents64(4 [pid 308] rmdir("./57" [pid 599] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... rmdir resumed>) = 0 [pid 600] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(4 [pid 308] mkdir("./58", 0777 [pid 600] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 599] chdir("./57" [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... mkdir resumed>) = 0 [ 30.126797][ T595] Mass Storage Function, version: 2009/09/11 [ 30.133141][ T595] LUN: removable file: (no medium) [ 30.147499][ T596] Mass Storage Function, version: 2009/09/11 [ 30.155472][ T596] LUN: removable file: (no medium) [pid 307] <... restart_syscall resumed>) = 0 [pid 599] <... chdir resumed>) = 0 [pid 309] close(4 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... close resumed>) = 0 [pid 599] <... prctl resumed>) = 0 [pid 309] rmdir("./59/config" [pid 307] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 599] setpgid(0, 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 599] <... setpgid resumed>) = 0 [pid 309] getdents64(3 [pid 307] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... openat resumed>) = 3 [pid 600] <... mkdirat resumed>) = 0 [pid 599] <... openat resumed>) = 3 [pid 309] close(3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 600] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 599] write(3, "1000", 4 [pid 309] <... close resumed>) = 0 [pid 307] fstat(3ci2-android-5-15/strace-static-x86_64: Process 601 attached [pid 600] <... symlinkat resumed>) = 0 [pid 599] <... write resumed>) = 4 [pid 309] rmdir("./59" [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 601 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 600] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 599] close(3 [pid 309] <... rmdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 600] <... unlinkat resumed>) = 0 [pid 599] <... close resumed>) = 0 [pid 309] mkdir("./60", 0777 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(3 [pid 600] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 599] symlink("/dev/binderfs", "./binderfs" [pid 600] <... rmdir resumed>) = 0 [pid 600] exit_group(0 [pid 309] <... mkdir resumed>) = 0 [pid 600] <... exit_group resumed>) = ? [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 601] set_robust_list(0x55558b467760, 24 [pid 600] +++ exited with 0 +++ [pid 599] <... symlink resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=600, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 599] write(1, "executing program\n", 18 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 601] <... set_robust_list resumed>) = 0 [pid 601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 307] newfstatat(AT_FDCWD, "./53/binderfs" [pid 599] <... write resumed>) = 18 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 602 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 599] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] unlink("./53/binderfs" [pid 601] chdir("./58") = 0 [pid 601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 601] setpgid(0, 0) = 0 [pid 599] <... mkdirat resumed>) = 0 [pid 601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 599] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... unlink resumed>) = 0 [pid 601] <... openat resumed>) = 3 [pid 599] <... mount resumed>) = 0 [pid 307] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 601] write(3, "1000", 4) = 4 [pid 599] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... umount2 resumed>) = 0 [pid 601] close(3 [pid 599] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 599] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 599] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] newfstatat(AT_FDCWD, "./53/config" [pid 599] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 601] <... close resumed>) = 0 [pid 601] symlink("/dev/binderfs", "./binderfs") = 0 [pid 601] write(1, "executing program\n", 18) = 18 [pid 601] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 601] mount(NULL, "./config", "configfs", 0, NULLci2-android-5-15/strace-static-x86_64: Process 602 attached ) = 0 [pid 602] set_robust_list(0x55558b467760, 24 [pid 601] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 602] <... set_robust_list resumed>) = 0 [pid 601] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 602] rt_sigprocmask(SIG_SETMASK, [] [pid 601] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 602] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 601] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... openat resumed>) = 3 [pid 602] chdir("./60" [pid 601] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] fstat(3 [pid 602] <... chdir resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] umount2("./53/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 602] <... prctl resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 602] setpgid(0, 0 [pid 307] openat(AT_FDCWD, "./53/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 602] <... setpgid resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] newfstatat(AT_FDCWD, "./59/binderfs" [pid 602] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 602] write(3, "1000", 4 [pid 307] fstat(4 [pid 305] unlink("./59/binderfs" [pid 602] <... write resumed>) = 4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... unlink resumed>) = 0 [pid 602] close(3 [pid 307] getdents64(4 [pid 305] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 602] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = 0 [pid 602] symlink("/dev/binderfs", "./binderfs" [pid 305] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 602] <... symlink resumed>) = 0 [pid 307] getdents64(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 602] write(1, "executing program\n", 18 [pid 305] newfstatat(AT_FDCWD, "./59/config" [pid 602] <... write resumed>) = 18 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 602] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 602] <... mkdirat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 602] mount(NULL, "./config", "configfs", 0, NULL [pid 305] openat(AT_FDCWD, "./59/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 602] <... mount resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 602] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] fstat(4 [pid 602] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 602] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] getdents64(4 [pid 602] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 602] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 executing program [pid 305] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 305] close(4 [pid 307] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 307] rmdir("./53/config" [pid 305] rmdir("./59/config") = 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 307] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3 [pid 307] close(3 [pid 305] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 305] rmdir("./59" [pid 307] rmdir("./53" [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./60", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 603 attached [pid 602] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 601] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 599] <... mkdirat resumed>) = 0 [pid 307] mkdir("./54", 0777 [pid 602] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 601] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 603 [pid 602] <... symlinkat resumed>) = 0 [pid 601] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 602] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 601] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 602] <... unlinkat resumed>) = 0 [pid 601] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 602] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 601] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... mkdir resumed>) = 0 [pid 603] set_robust_list(0x55558b467760, 24 [pid 602] <... rmdir resumed>) = 0 [pid 601] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 599] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 603] <... set_robust_list resumed>) = 0 [pid 602] exit_group(0 [pid 601] exit_group(0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 602] <... exit_group resumed>) = ? [pid 601] <... exit_group resumed>) = ? [pid 603] rt_sigprocmask(SIG_SETMASK, [] [pid 602] +++ exited with 0 +++ [pid 601] +++ exited with 0 +++ [pid 599] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 603] chdir("./60") = 0 [pid 603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 603] setpgid(0, 0) = 0 [pid 603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 603] write(3, "1000", 4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 603] <... write resumed>) = 4 [pid 603] close(3) = 0 [pid 603] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 603] write(1, "executing program\n", 18) = 18 [pid 603] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 603] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 603] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 603] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 604 [pid 603] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 604 attached [pid 599] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 604] set_robust_list(0x55558b467760, 24 [pid 599] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [ 30.176711][ T600] Mass Storage Function, version: 2009/09/11 [ 30.182922][ T600] LUN: removable file: (no medium) [ 30.193672][ T599] Mass Storage Function, version: 2009/09/11 [ 30.201922][ T599] LUN: removable file: (no medium) [ 30.216321][ T603] Mass Storage Function, version: 2009/09/11 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 603] <... mkdirat resumed>) = 0 [pid 603] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 603] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 603] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 603] exit_group(0) = ? [pid 308] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 599] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 604] <... set_robust_list resumed>) = 0 [pid 603] +++ exited with 0 +++ [pid 599] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... openat resumed>) = 3 [pid 309] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] fstat(3 [pid 599] exit_group(0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 599] <... exit_group resumed>) = ? [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 604] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 604] chdir("./54") = 0 [pid 604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 604] setpgid(0, 0) = 0 [pid 604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 599] +++ exited with 0 +++ [pid 308] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./60/binderfs" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] newfstatat(AT_FDCWD, "./58/binderfs" [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] unlink("./60/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 604] <... openat resumed>) = 3 [pid 309] <... unlink resumed>) = 0 [pid 308] unlink("./58/binderfs" [pid 604] write(3, "1000", 4) = 4 [pid 604] close(3 [pid 308] <... unlink resumed>) = 0 [pid 309] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 604] <... close resumed>) = 0 [pid 308] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 604] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 309] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 604] write(1, "executing program\n", 18 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./60/config" [pid 308] newfstatat(AT_FDCWD, "./58/config" [pid 604] <... write resumed>) = 18 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 309] openat(AT_FDCWD, "./60/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./58/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 604] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... openat resumed>) = 4 [pid 604] <... mkdirat resumed>) = 0 [pid 309] fstat(4 [pid 308] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] fstat(4 [pid 309] getdents64(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 604] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 309] getdents64(4 [pid 604] <... mount resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] close(4 [pid 308] getdents64(4 [pid 604] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./60/config" [pid 308] close(4 [pid 604] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 604] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 604] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] getdents64(3 [pid 308] rmdir("./58/config" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 604] <... mkdirat resumed>) = 0 [pid 604] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(3 [pid 308] getdents64(3 [pid 306] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rmdir("./60" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 604] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 604] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] mkdir("./61", 0777 [pid 308] close(3 [pid 305] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 604] <... rmdir resumed>) = 0 [pid 604] exit_group(0) = ? [pid 604] +++ exited with 0 +++ [pid 309] <... mkdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] fstat(3 [pid 305] fstat(3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] rmdir("./58" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] getdents64(3 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] mkdir("./59", 0777 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... mkdir resumed>) = 0 [pid 306] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 605 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 605 attached [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] newfstatat(AT_FDCWD, "./57/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] newfstatat(AT_FDCWD, "./60/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 605] set_robust_list(0x55558b467760, 24) = 0 [pid 605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] unlink("./57/binderfs" [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 606 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 605] chdir("./61") = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] unlink("./60/binderfs" [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... unlink resumed>) = 0 [pid 605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 605] <... prctl resumed>) = 0 [pid 605] setpgid(0, 0 [pid 306] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 606 attached [pid 305] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 605] <... setpgid resumed>) = 0 [pid 605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] newfstatat(AT_FDCWD, "./57/config" [pid 305] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 606] set_robust_list(0x55558b467760, 24 [pid 605] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 605] write(3, "1000", 4 [pid 306] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./60/config" [pid 606] <... set_robust_list resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] openat(AT_FDCWD, "./57/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... openat resumed>) = 4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(4 [pid 305] openat(AT_FDCWD, "./60/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 606] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 4 [pid 306] getdents64(4 [pid 305] fstat(4 [pid 605] <... write resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 606] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 605] close(3) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 606] chdir("./59" [pid 306] close(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 606] <... chdir resumed>) = 0 [pid 306] rmdir("./57/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 605] symlink("/dev/binderfs", "./binderfs" [pid 606] <... prctl resumed>) = 0 [pid 605] <... symlink resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] close(4 [pid 306] getdents64(3 [pid 305] <... close resumed>) = 0 [pid 606] setpgid(0, 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./60/config" [pid 605] write(1, "executing program\n", 18 [pid 306] close(3 [pid 605] <... write resumed>) = 18 executing program [pid 605] mkdirat(AT_FDCWD, "./config", 0777 [pid 606] <... setpgid resumed>) = 0 [pid 605] <... mkdirat resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 306] rmdir("./57" [pid 605] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 605] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 605] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 306] mkdir("./58", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 605] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 605] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] close(3 [pid 606] <... openat resumed>) = 3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... close resumed>) = 0 [pid 606] write(3, "1000", 4 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rmdir("./60" [pid 606] <... write resumed>) = 4 [pid 307] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... rmdir resumed>) = 0 [pid 606] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] mkdir("./61", 0777 [pid 606] <... close resumed>) = 0 [pid 307] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 607 [pid 305] <... mkdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 607 attached [pid 606] symlink("/dev/binderfs", "./binderfs" [pid 605] <... mkdirat resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 607] set_robust_list(0x55558b467760, 24 [pid 606] <... symlink resumed>) = 0 [pid 605] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] fstat(3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 606] write(1, "executing program\n", 18 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 607] <... set_robust_list resumed>) = 0 [pid 606] <... write resumed>) = 18 [pid 605] <... symlinkat resumed>) = 0 [pid 307] getdents64(3 [pid 606] mkdirat(AT_FDCWD, "./config", 0777 [pid 607] rt_sigprocmask(SIG_SETMASK, [] [pid 606] <... mkdirat resumed>) = 0 [pid 605] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 executing program [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 606] mount(NULL, "./config", "configfs", 0, NULL [pid 307] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 606] <... mount resumed>) = 0 [pid 605] <... unlinkat resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 608 [pid 606] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 607] chdir("./58" [pid 606] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 605] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 606] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] newfstatat(AT_FDCWD, "./54/binderfs" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 607] <... chdir resumed>) = 0 [pid 606] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 605] <... rmdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 30.222731][ T603] LUN: removable file: (no medium) [ 30.235407][ T604] Mass Storage Function, version: 2009/09/11 [ 30.241682][ T604] LUN: removable file: (no medium) [ 30.257228][ T605] Mass Storage Function, version: 2009/09/11 [ 30.263433][ T605] LUN: removable file: (no medium) [pid 606] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] unlink("./54/binderfs"ci2-android-5-15/strace-static-x86_64: Process 608 attached [pid 607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 605] exit_group(0 [pid 307] <... unlink resumed>) = 0 [pid 608] set_robust_list(0x55558b467760, 24 [pid 607] <... prctl resumed>) = 0 [pid 605] <... exit_group resumed>) = ? [pid 307] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 608] <... set_robust_list resumed>) = 0 [pid 607] setpgid(0, 0 [pid 606] <... mkdirat resumed>) = 0 [pid 605] +++ exited with 0 +++ [pid 307] <... umount2 resumed>) = 0 [pid 608] rt_sigprocmask(SIG_SETMASK, [] [pid 607] <... setpgid resumed>) = 0 [pid 606] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 608] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 608] chdir("./61" [pid 607] <... openat resumed>) = 3 [pid 606] <... symlinkat resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./54/config" [pid 608] <... chdir resumed>) = 0 [pid 607] write(3, "1000", 4 [pid 606] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 607] <... write resumed>) = 4 [pid 307] umount2("./54/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 608] <... prctl resumed>) = 0 [pid 607] close(3 [pid 606] <... unlinkat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 608] setpgid(0, 0 [pid 607] <... close resumed>) = 0 [pid 307] openat(AT_FDCWD, "./54/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 608] <... setpgid resumed>) = 0 [pid 607] symlink("/dev/binderfs", "./binderfs" [pid 307] <... openat resumed>) = 4 [pid 608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 607] <... symlink resumed>) = 0 [pid 606] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] fstat(4 [pid 608] <... openat resumed>) = 3 [pid 607] write(1, "executing program\n", 18 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 608] write(3, "1000", 4 [pid 607] <... write resumed>) = 18 executing program [pid 307] getdents64(4 [pid 608] <... write resumed>) = 4 [pid 607] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 608] close(3 [pid 607] <... mkdirat resumed>) = 0 [pid 606] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 608] <... close resumed>) = 0 [pid 607] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 608] symlink("/dev/binderfs", "./binderfs" [pid 607] <... mount resumed>) = 0 [pid 307] close(4 [pid 608] <... symlink resumed>) = 0 [pid 607] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 606] exit_group(0 [pid 307] <... close resumed>) = 0 [pid 608] write(1, "executing program\n", 18 [pid 607] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 606] <... exit_group resumed>) = ? [pid 307] rmdir("./54/config" [pid 608] <... write resumed>) = 18 [pid 607] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... rmdir resumed>) = 0 executing program [pid 608] mkdirat(AT_FDCWD, "./config", 0777 [pid 607] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 606] +++ exited with 0 +++ [pid 307] getdents64(3 [pid 608] <... mkdirat resumed>) = 0 [pid 607] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 608] mount(NULL, "./config", "configfs", 0, NULL [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=606, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 608] <... mount resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] close(3 [pid 608] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 607] <... mkdirat resumed>) = 0 [pid 309] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 608] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 607] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] rmdir("./54" [pid 608] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 607] <... symlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rmdir resumed>) = 0 [pid 608] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 607] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] mkdir("./55", 0777 [pid 608] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 607] <... unlinkat resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... mkdir resumed>) = 0 [pid 608] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 607] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] fstat(3 [pid 308] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 608] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 607] <... rmdir resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 608] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 607] exit_group(0 [pid 309] getdents64(3 [pid 308] fstat(3 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 608] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 607] <... exit_group resumed>) = ? [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 609 attached [pid 608] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 607] +++ exited with 0 +++ [pid 309] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 609 [pid 608] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 608] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] newfstatat(AT_FDCWD, "./61/binderfs" [pid 308] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 608] exit_group(0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 608] <... exit_group resumed>) = ? [pid 609] set_robust_list(0x55558b467760, 24 [pid 608] +++ exited with 0 +++ [pid 309] unlink("./61/binderfs" [pid 308] newfstatat(AT_FDCWD, "./59/binderfs" [pid 609] <... set_robust_list resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 609] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] unlink("./59/binderfs" [pid 609] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 609] chdir("./55") = 0 [pid 308] <... unlink resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 308] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./61/config" [pid 609] <... prctl resumed>) = 0 [pid 308] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./59/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] openat(AT_FDCWD, "./61/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 609] setpgid(0, 0 [pid 308] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] fstat(4 [pid 609] <... setpgid resumed>) = 0 [pid 609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] openat(AT_FDCWD, "./59/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4 [pid 609] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 308] fstat(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] close(4 [pid 308] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 609] write(3, "1000", 4 [pid 309] rmdir("./61/config" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 609] <... write resumed>) = 4 [pid 609] close(3) = 0 [pid 609] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] getdents64(4 [pid 609] write(1, "executing program\n", 18 [pid 309] getdents64(3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 609] <... write resumed>) = 18 [pid 609] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 309] close(3 [pid 308] <... close resumed>) = 0 executing program [pid 609] <... mkdirat resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] rmdir("./59/config" [pid 309] rmdir("./61" [pid 609] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 609] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 609] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 309] mkdir("./62", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 609] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 308] close(3 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... close resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] rmdir("./59" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... rmdir resumed>) = 0 [pid 306] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 609] <... mkdirat resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] mkdir("./60", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 610 ci2-android-5-15/strace-static-x86_64: Process 610 attached [pid 306] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 609] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 609] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 610] set_robust_list(0x55558b467760, 24 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... openat resumed>) = 3 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... openat resumed>) = 3 [pid 610] <... set_robust_list resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] fstat(3 [pid 305] fstat(3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 609] <... unlinkat resumed>) = 0 [pid 609] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 611 attached [pid 610] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 611 [pid 305] getdents64(3 [pid 610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 610] chdir("./62" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 611] set_robust_list(0x55558b467760, 24 [pid 306] newfstatat(AT_FDCWD, "./58/binderfs" [pid 305] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 611] <... set_robust_list resumed>) = 0 [pid 610] <... chdir resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] unlink("./58/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 611] rt_sigprocmask(SIG_SETMASK, [] [pid 610] <... prctl resumed>) = 0 [pid 609] <... rmdir resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./61/binderfs" [pid 609] exit_group(0) = ? [pid 611] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 610] setpgid(0, 0 [pid 609] +++ exited with 0 +++ [pid 306] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 610] <... setpgid resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] unlink("./61/binderfs" [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 611] chdir("./60" [pid 305] <... unlink resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./58/config" [pid 611] <... chdir resumed>) = 0 [pid 610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./58/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 610] <... openat resumed>) = 3 [pid 305] newfstatat(AT_FDCWD, "./61/config" [pid 610] write(3, "1000", 4 [pid 306] <... openat resumed>) = 4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] fstat(4 [pid 610] <... write resumed>) = 4 [pid 305] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 610] close(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(4 [pid 305] openat(AT_FDCWD, "./61/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 611] <... prctl resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 610] <... close resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 306] getdents64(4 [pid 305] fstat(4 [pid 610] symlink("/dev/binderfs", "./binderfs" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 611] setpgid(0, 0) = 0 [pid 306] close(4 [pid 305] getdents64(4 [pid 611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] rmdir("./58/config" [pid 305] getdents64(4 [pid 610] <... symlink resumed>) = 0 [pid 611] <... openat resumed>) = 3 [pid 611] write(3, "1000", 4) = 4 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 610] write(1, "executing program\n", 18 [pid 306] getdents64(3 [pid 305] close(4 [pid 611] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 610] <... write resumed>) = 18 executing program [ 30.272194][ T606] Mass Storage Function, version: 2009/09/11 [ 30.278290][ T606] LUN: removable file: (no medium) [ 30.290475][ T607] Mass Storage Function, version: 2009/09/11 [ 30.296538][ T607] LUN: removable file: (no medium) [ 30.312937][ T609] Mass Storage Function, version: 2009/09/11 [ 30.319132][ T609] LUN: removable file: (no medium) [pid 306] close(3 [pid 305] <... close resumed>) = 0 [pid 611] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] rmdir("./61/config" [pid 610] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] rmdir("./58" [pid 611] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] <... rmdir resumed>) = 0 [pid 611] write(1, "executing program\n", 18) = 18 [pid 611] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 610] <... mkdirat resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 610] mount(NULL, "./config", "configfs", 0, NULL [pid 306] mkdir("./59", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 611] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 611] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 306] <... mkdir resumed>) = 0 [pid 305] close(3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... close resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 610] <... mount resumed>) = 0 executing program [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rmdir("./61" [pid 611] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 611] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 610] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 612 attached [pid 610] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 612 [pid 305] mkdir("./62", 0777 [pid 610] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... mkdir resumed>) = 0 [pid 611] <... mkdirat resumed>) = 0 [pid 610] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 612] set_robust_list(0x55558b467760, 24 [pid 610] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 610] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 612] <... set_robust_list resumed>) = 0 [pid 611] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 610] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... openat resumed>) = 3 ci2-android-5-15/strace-static-x86_64: Process 613 attached [pid 612] rt_sigprocmask(SIG_SETMASK, [] [pid 611] <... symlinkat resumed>) = 0 [pid 610] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] fstat(3 [pid 610] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 612] chdir("./59" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 613 [pid 612] <... chdir resumed>) = 0 [pid 610] <... unlinkat resumed>) = 0 [pid 612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] getdents64(3 [pid 612] setpgid(0, 0 [pid 610] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 612] <... setpgid resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 610] <... rmdir resumed>) = 0 [pid 307] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 612] <... openat resumed>) = 3 [pid 610] exit_group(0 [pid 612] write(3, "1000", 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 612] <... write resumed>) = 4 [pid 610] <... exit_group resumed>) = ? [pid 612] close(3 [pid 307] newfstatat(AT_FDCWD, "./55/binderfs" [pid 612] <... close resumed>) = 0 [pid 612] symlink("/dev/binderfs", "./binderfs") = 0 [pid 612] write(1, "executing program\n", 18) = 18 [pid 610] +++ exited with 0 +++ executing program [pid 612] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 613] set_robust_list(0x55558b467760, 24 [pid 612] <... mkdirat resumed>) = 0 [pid 611] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 612] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] unlink("./55/binderfs" [pid 612] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 612] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 612] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 612] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 613] <... set_robust_list resumed>) = 0 [pid 611] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 613] rt_sigprocmask(SIG_SETMASK, [] [pid 611] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 613] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 612] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 613] chdir("./62" [pid 611] <... rmdir resumed>) = 0 [pid 309] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 613] <... chdir resumed>) = 0 [pid 612] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 611] exit_group(0 [pid 309] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] newfstatat(AT_FDCWD, "./55/config" [pid 613] <... prctl resumed>) = 0 [pid 612] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... openat resumed>) = 3 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 612] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 611] <... exit_group resumed>) = ? [pid 309] fstat(3 [pid 613] setpgid(0, 0 [pid 307] umount2("./55/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 613] <... setpgid resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(3 [pid 307] openat(AT_FDCWD, "./55/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 612] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... openat resumed>) = 4 [pid 612] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] fstat(4 [pid 613] <... openat resumed>) = 3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] newfstatat(AT_FDCWD, "./62/binderfs" [pid 613] write(3, "1000", 4 [pid 307] getdents64(4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 613] <... write resumed>) = 4 [pid 612] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] unlink("./62/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 613] close(3 [pid 611] +++ exited with 0 +++ [pid 307] getdents64(4 [pid 613] <... close resumed>) = 0 [pid 612] exit_group(0 [pid 309] <... unlink resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] close(4 [pid 612] <... exit_group resumed>) = ? [pid 613] symlink("/dev/binderfs", "./binderfs" [pid 612] +++ exited with 0 +++ [pid 309] <... umount2 resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 309] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./55/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 613] <... symlink resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./62/config" [pid 307] <... rmdir resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 613] write(1, "executing program\n", 18 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] getdents64(3 [pid 309] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] close(3 [pid 309] openat(AT_FDCWD, "./62/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... close resumed>) = 0 [pid 613] <... write resumed>) = 18 [pid 309] <... openat resumed>) = 4 executing program [pid 307] rmdir("./55" [pid 613] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] fstat(4 [pid 613] <... mkdirat resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 613] mount(NULL, "./config", "configfs", 0, NULL [pid 309] getdents64(4 [pid 307] mkdir("./56", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 613] <... mount resumed>) = 0 [pid 309] getdents64(4 [pid 307] <... mkdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] close(4 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... close resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] rmdir("./62/config" [pid 613] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 613] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 614 ci2-android-5-15/strace-static-x86_64: Process 614 attached [pid 309] getdents64(3 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 614] set_robust_list(0x55558b467760, 24 [pid 309] close(3 [pid 614] <... set_robust_list resumed>) = 0 [pid 613] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... close resumed>) = 0 [pid 614] rt_sigprocmask(SIG_SETMASK, [] [pid 309] rmdir("./62" [pid 614] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 614] chdir("./56" [pid 309] mkdir("./63", 0777 [pid 614] <... chdir resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 614] <... prctl resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 614] setpgid(0, 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 614] <... setpgid resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 615 [pid 308] fstat(3 [pid 306] fstat(3ci2-android-5-15/strace-static-x86_64: Process 615 attached [pid 614] <... openat resumed>) = 3 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 615] set_robust_list(0x55558b467760, 24 [pid 614] write(3, "1000", 4 [pid 613] <... mkdirat resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(3 [pid 306] getdents64(3 [pid 614] <... write resumed>) = 4 [pid 615] <... set_robust_list resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 613] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 614] close(3 [pid 308] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 614] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 614] symlink("/dev/binderfs", "./binderfs" [pid 308] newfstatat(AT_FDCWD, "./60/binderfs" [pid 306] newfstatat(AT_FDCWD, "./59/binderfs" [pid 615] rt_sigprocmask(SIG_SETMASK, [] [pid 614] <... symlink resumed>) = 0 [pid 613] <... symlinkat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 614] write(1, "executing program\n", 18 [pid 308] unlink("./60/binderfs" executing program [pid 306] unlink("./59/binderfs" [pid 614] <... write resumed>) = 18 [pid 308] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 614] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 615] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 614] <... mkdirat resumed>) = 0 [pid 613] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 614] mount(NULL, "./config", "configfs", 0, NULL [pid 308] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 615] chdir("./63" [pid 614] <... mount resumed>) = 0 [pid 613] <... unlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 614] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] newfstatat(AT_FDCWD, "./60/config" [pid 306] newfstatat(AT_FDCWD, "./59/config" [pid 615] <... chdir resumed>) = 0 [pid 614] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 613] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 614] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 614] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 614] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] openat(AT_FDCWD, "./60/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./59/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 614] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 614] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] fstat(4 [pid 306] fstat(4 [pid 615] <... prctl resumed>) = 0 [pid 614] <... symlinkat resumed>) = 0 [pid 613] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 614] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] getdents64(4 [pid 306] getdents64(4 [pid 614] <... unlinkat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 615] setpgid(0, 0 [pid 614] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] getdents64(4 [pid 306] getdents64(4 [pid 615] <... setpgid resumed>) = 0 [pid 614] <... rmdir resumed>) = 0 [pid 613] exit_group(0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 614] exit_group(0 [pid 308] close(4 [pid 306] close(4 [pid 614] <... exit_group resumed>) = ? [pid 308] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [ 30.334935][ T611] Mass Storage Function, version: 2009/09/11 [ 30.341192][ T611] LUN: removable file: (no medium) [ 30.352335][ T612] Mass Storage Function, version: 2009/09/11 [ 30.358367][ T612] LUN: removable file: (no medium) [ 30.373467][ T613] Mass Storage Function, version: 2009/09/11 [ 30.380019][ T613] LUN: removable file: (no medium) [pid 615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 614] +++ exited with 0 +++ [pid 613] <... exit_group resumed>) = ? [pid 308] rmdir("./60/config" [pid 306] rmdir("./59/config" [pid 308] <... rmdir resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] getdents64(3 [pid 615] <... openat resumed>) = 3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 615] write(3, "1000", 4 [pid 308] close(3 [pid 306] close(3 [pid 615] <... write resumed>) = 4 [pid 308] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 615] close(3 [pid 308] rmdir("./60" [pid 307] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./59" [pid 615] <... close resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 615] symlink("/dev/binderfs", "./binderfs" [pid 613] +++ exited with 0 +++ [pid 308] mkdir("./61", 0777 [pid 307] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] mkdir("./60", 0777 [pid 615] <... symlink resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] <... mkdir resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 615] write(1, "executing program\n", 18 executing program [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] fstat(3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 615] <... write resumed>) = 18 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 615] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] getdents64(3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 616 [pid 307] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 617 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 615] <... mkdirat resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] newfstatat(AT_FDCWD, "./56/binderfs" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 615] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./56/binderfs"ci2-android-5-15/strace-static-x86_64: Process 616 attached [pid 615] <... mount resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 615] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./56/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 616] set_robust_list(0x55558b467760, 24 [pid 615] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./56/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 615] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 615] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] openat(AT_FDCWD, "./56/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 615] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... openat resumed>) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./56/config" [pid 305] <... restart_syscall resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] close(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 305] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rmdir("./56" [pid 305] <... openat resumed>) = 3 [pid 307] <... rmdir resumed>) = 0 [pid 305] fstat(3 [pid 307] mkdir("./57", 0777 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 305] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 617 attached [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 617] set_robust_list(0x55558b467760, 24 [pid 616] <... set_robust_list resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 617] <... set_robust_list resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 617] rt_sigprocmask(SIG_SETMASK, [] [pid 305] newfstatat(AT_FDCWD, "./62/binderfs" [pid 617] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 618 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 617] chdir("./60" [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] unlink("./62/binderfs" [pid 617] <... chdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... unlink resumed>) = 0 [pid 617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 617] <... prctl resumed>) = 0 [pid 616] rt_sigprocmask(SIG_SETMASK, [] [pid 615] <... mkdirat resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 617] setpgid(0, 0 [pid 305] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 617] <... setpgid resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 616] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 615] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] newfstatat(AT_FDCWD, "./62/config" [pid 617] <... openat resumed>) = 3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 617] write(3, "1000", 4 [pid 305] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 617] <... write resumed>) = 4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 617] close(3 [pid 305] openat(AT_FDCWD, "./62/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 617] <... close resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 617] symlink("/dev/binderfs", "./binderfs" [pid 305] fstat(4 [pid 617] <... symlink resumed>) = 0 [pid 616] chdir("./61" [pid 615] <... symlinkat resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 617] write(1, "executing program\n", 18 executing program [pid 305] getdents64(4 [pid 617] <... write resumed>) = 18 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 617] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] getdents64(4 [pid 617] <... mkdirat resumed>) = 0 [pid 616] <... chdir resumed>) = 0 [pid 615] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 617] mount(NULL, "./config", "configfs", 0, NULL [pid 616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] close(4 [pid 617] <... mount resumed>) = 0 [pid 616] <... prctl resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 617] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 616] setpgid(0, 0 [pid 615] <... unlinkat resumed>) = 0 [pid 305] rmdir("./62/config" [pid 617] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 616] <... setpgid resumed>) = 0 [pid 615] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... rmdir resumed>) = 0 [pid 617] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] getdents64(3 [pid 617] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 ci2-android-5-15/strace-static-x86_64: Process 618 attached [pid 617] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 616] <... openat resumed>) = 3 [pid 305] close(3 [pid 618] set_robust_list(0x55558b467760, 24 [pid 617] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 616] write(3, "1000", 4 [pid 305] <... close resumed>) = 0 [pid 618] <... set_robust_list resumed>) = 0 [pid 617] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 616] <... write resumed>) = 4 [pid 305] rmdir("./62" [pid 618] rt_sigprocmask(SIG_SETMASK, [] [pid 617] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 616] close(3 [pid 615] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 618] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 617] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 616] <... close resumed>) = 0 [pid 305] mkdir("./63", 0777 [pid 618] chdir("./57" [pid 617] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 616] symlink("/dev/binderfs", "./binderfs" [pid 615] exit_group(0 [pid 305] <... mkdir resumed>) = 0 [pid 618] <... chdir resumed>) = 0 [pid 617] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 617] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 616] <... symlink resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 618] <... prctl resumed>) = 0 [pid 617] exit_group(0 [pid 616] write(1, "executing program\n", 18 executing program [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 619 attached [pid 618] setpgid(0, 0 [pid 617] <... exit_group resumed>) = ? [pid 616] <... write resumed>) = 18 [pid 615] <... exit_group resumed>) = ? [pid 618] <... setpgid resumed>) = 0 [pid 617] +++ exited with 0 +++ [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 619 [pid 618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 616] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 618] <... openat resumed>) = 3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 618] write(3, "1000", 4) = 4 [pid 618] close(3) = 0 [pid 618] symlink("/dev/binderfs", "./binderfs") = 0 [pid 616] <... mkdirat resumed>) = 0 [pid 618] write(1, "executing program\n", 18) = 18 [pid 616] mount(NULL, "./config", "configfs", 0, NULL [pid 618] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 306] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 619] set_robust_list(0x55558b467760, 24 [pid 618] <... mkdirat resumed>) = 0 [pid 616] <... mount resumed>) = 0 [pid 615] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 618] mount(NULL, "./config", "configfs", 0, NULL [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 616] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 616] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 616] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... openat resumed>) = 3 [pid 618] <... mount resumed>) = 0 [pid 616] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] fstat(3 [pid 618] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 618] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 616] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 618] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] getdents64(3 [pid 618] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 618] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./60/binderfs" [pid 309] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] unlink("./60/binderfs" [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... unlink resumed>) = 0 [pid 309] getdents64(3 [pid 306] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... umount2 resumed>) = 0 [pid 309] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./63/binderfs" [pid 306] newfstatat(AT_FDCWD, "./60/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./63/binderfs" [pid 306] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... unlink resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./60/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] <... umount2 resumed>) = 0 [pid 306] fstat(4 [pid 309] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(4 [pid 309] newfstatat(AT_FDCWD, "./63/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] getdents64(4 [pid 309] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] close(4 [pid 309] openat(AT_FDCWD, "./63/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... close resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 306] rmdir("./60/config" [pid 309] fstat(4 [pid 306] <... rmdir resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 309] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] close(3 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 309] close(4 [pid 306] rmdir("./60" [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./63/config" [pid 306] <... rmdir resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] mkdir("./61", 0777 [pid 309] getdents64(3 [pid 306] <... mkdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... close resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] rmdir("./63") = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] mkdir("./64", 0777ci2-android-5-15/strace-static-x86_64: Process 620 attached [pid 620] set_robust_list(0x55558b467760, 24) = 0 [pid 620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 620 [pid 620] chdir("./61") = 0 [pid 620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 620] setpgid(0, 0 [pid 619] <... set_robust_list resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 620] <... setpgid resumed>) = 0 [pid 620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 620] write(3, "1000", 4) = 4 [pid 620] close(3) = 0 [pid 620] symlink("/dev/binderfs", "./binderfs") = 0 [pid 620] write(1, "executing program\n", 18) = 18 [pid 620] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 620] mount(NULL, "./config", "configfs", 0, NULL) = 0 executing program [pid 620] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 620] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 620] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 620] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 619] rt_sigprocmask(SIG_SETMASK, [] [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 618] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 616] <... mkdirat resumed>) = 0 [pid 618] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 619] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 618] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 618] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 619] chdir("./63" [pid 618] <... rmdir resumed>) = 0 [pid 618] exit_group(0) = ? ci2-android-5-15/strace-static-x86_64: Process 621 attached [pid 619] <... chdir resumed>) = 0 [pid 618] +++ exited with 0 +++ [ 30.403357][ T615] Mass Storage Function, version: 2009/09/11 [ 30.409996][ T615] LUN: removable file: (no medium) [ 30.429607][ T616] Mass Storage Function, version: 2009/09/11 [ 30.442480][ T616] LUN: removable file: (no medium) [pid 616] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 621] set_robust_list(0x55558b467760, 24 [pid 619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 616] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 621 [pid 619] <... prctl resumed>) = 0 [pid 616] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 619] setpgid(0, 0 [pid 616] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 620] <... mkdirat resumed>) = 0 [pid 619] <... setpgid resumed>) = 0 [pid 616] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... restart_syscall resumed>) = 0 [pid 621] <... set_robust_list resumed>) = 0 [pid 620] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 616] <... rmdir resumed>) = 0 [pid 621] rt_sigprocmask(SIG_SETMASK, [] [pid 620] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 619] <... openat resumed>) = 3 [pid 616] exit_group(0 [pid 621] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 619] write(3, "1000", 4 [pid 616] <... exit_group resumed>) = ? [pid 307] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW [pid 621] chdir("./64" [pid 620] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 619] <... write resumed>) = 4 [pid 616] +++ exited with 0 +++ [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 621] <... chdir resumed>) = 0 [pid 619] close(3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 619] <... close resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... openat resumed>) = 3 [pid 621] <... prctl resumed>) = 0 [pid 619] symlink("/dev/binderfs", "./binderfs" [pid 307] fstat(3 [pid 621] setpgid(0, 0 [pid 619] <... symlink resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 621] <... setpgid resumed>) = 0 [pid 620] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 619] write(1, "executing program\n", 18 [pid 307] getdents64(3 [pid 621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 619] <... write resumed>) = 18 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 621] <... openat resumed>) = 3 [pid 620] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 619] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 621] write(3, "1000", 4 [pid 620] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 619] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 621] <... write resumed>) = 4 [pid 619] mount(NULL, "./config", "configfs", 0, NULL [pid 307] newfstatat(AT_FDCWD, "./57/binderfs" [pid 621] close(3 [pid 619] <... mount resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 621] <... close resumed>) = 0 [pid 620] exit_group(0 [pid 619] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] unlink("./57/binderfs" [pid 621] symlink("/dev/binderfs", "./binderfs" [pid 620] <... exit_group resumed>) = ? [pid 619] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... unlink resumed>) = 0 [pid 621] <... symlink resumed>) = 0 [pid 619] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 621] write(1, "executing program\n", 18 [pid 619] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 621] <... write resumed>) = 18 executing program [pid 619] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... umount2 resumed>) = 0 [pid 621] mkdirat(AT_FDCWD, "./config", 0777 [pid 620] +++ exited with 0 +++ [pid 308] <... restart_syscall resumed>) = 0 [pid 307] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 621] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 621] mount(NULL, "./config", "configfs", 0, NULL [pid 307] newfstatat(AT_FDCWD, "./57/config" [pid 621] <... mount resumed>) = 0 [pid 308] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 621] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] umount2("./57/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 621] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 621] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./57/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW [pid 621] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] fstat(3 [pid 306] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 3 [pid 621] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] getdents64(3 [pid 307] fstat(4 [pid 306] fstat(3 [pid 621] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 619] <... mkdirat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 621] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 619] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(4 [pid 306] getdents64(3 [pid 621] <... symlinkat resumed>) = 0 [pid 619] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 621] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 619] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] newfstatat(AT_FDCWD, "./61/binderfs" [pid 307] getdents64(4 [pid 306] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 621] <... unlinkat resumed>) = 0 [pid 619] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 621] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 619] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] unlink("./61/binderfs" [pid 307] close(4 [pid 306] newfstatat(AT_FDCWD, "./61/binderfs" [pid 621] <... rmdir resumed>) = 0 [pid 619] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... unlink resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 621] exit_group(0 [pid 308] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./57/config" [pid 306] unlink("./61/binderfs" [pid 621] <... exit_group resumed>) = ? [pid 619] exit_group(0 [pid 308] <... umount2 resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 308] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(3 [pid 306] <... umount2 resumed>) = 0 [pid 621] +++ exited with 0 +++ [pid 619] <... exit_group resumed>) = ? [pid 308] newfstatat(AT_FDCWD, "./61/config" [pid 306] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] close(3 [pid 306] newfstatat(AT_FDCWD, "./61/config" [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 619] +++ exited with 0 +++ [pid 308] openat(AT_FDCWD, "./61/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rmdir("./57" [pid 306] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=619, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 307] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./61/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] mkdir("./58", 0777 [pid 306] <... openat resumed>) = 4 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(4 [pid 306] fstat(4 [pid 309] <... openat resumed>) = 3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] fstat(3 [pid 308] getdents64(4 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] getdents64(4 [pid 305] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(3 [pid 308] close(4 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] getdents64(4 [pid 305] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... openat resumed>) = 3 [pid 309] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./61/config" [pid 306] close(4 [pid 305] fstat(3ci2-android-5-15/strace-static-x86_64: Process 622 attached [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rmdir resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 622 [pid 306] <... close resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] newfstatat(AT_FDCWD, "./64/binderfs" [pid 308] getdents64(3 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rmdir("./61/config" [pid 305] getdents64(3 [pid 622] set_robust_list(0x55558b467760, 24 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] unlink("./64/binderfs" [pid 308] close(3 [pid 306] getdents64(3 [pid 305] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 622] <... set_robust_list resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./61" [pid 306] close(3 [pid 305] newfstatat(AT_FDCWD, "./63/binderfs" [pid 622] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] mkdir("./62", 0777 [pid 306] rmdir("./61" [pid 305] unlink("./63/binderfs" [pid 622] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... mkdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./64/config" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] mkdir("./62", 0777 [pid 305] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 622] chdir("./58" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 622] <... chdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 623 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] newfstatat(AT_FDCWD, "./63/config"ci2-android-5-15/strace-static-x86_64: Process 623 attached [pid 622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] openat(AT_FDCWD, "./64/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 624 [pid 305] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 622] <... prctl resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 623] set_robust_list(0x55558b467760, 24 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] openat(AT_FDCWD, "./63/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4ci2-android-5-15/strace-static-x86_64: Process 624 attached [pid 623] <... set_robust_list resumed>) = 0 [pid 622] setpgid(0, 0 [pid 309] fstat(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 624] set_robust_list(0x55558b467760, 24 [pid 305] getdents64(4 [pid 624] <... set_robust_list resumed>) = 0 [pid 622] <... setpgid resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 623] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 624] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(4 [pid 624] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 624] chdir("./62" [pid 305] close(4 [pid 624] <... chdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 622] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] rmdir("./63/config" [pid 624] <... prctl resumed>) = 0 [pid 623] chdir("./62" [pid 622] write(3, "1000", 4 [pid 309] getdents64(4 [pid 305] <... rmdir resumed>) = 0 [pid 624] setpgid(0, 0 [pid 623] <... chdir resumed>) = 0 [pid 622] <... write resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3 [pid 624] <... setpgid resumed>) = 0 [pid 623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 622] close(3 [pid 309] close(4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 623] <... prctl resumed>) = 0 [pid 622] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 305] close(3 [pid 623] setpgid(0, 0 [pid 622] symlink("/dev/binderfs", "./binderfs" [pid 309] rmdir("./64/config" [pid 305] <... close resumed>) = 0 [pid 305] rmdir("./63" [pid 623] <... setpgid resumed>) = 0 [pid 622] <... symlink resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 622] write(1, "executing program\n", 18 executing program [pid 305] mkdir("./64", 0777 [pid 624] <... openat resumed>) = 3 [pid 623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 622] <... write resumed>) = 18 [pid 309] getdents64(3 [pid 305] <... mkdir resumed>) = 0 [pid 622] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 623] <... openat resumed>) = 3 [pid 622] <... mkdirat resumed>) = 0 [pid 309] close(3 [pid 623] write(3, "1000", 4 [pid 622] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... close resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 625 [ 30.450840][ T620] Mass Storage Function, version: 2009/09/11 [ 30.456931][ T620] LUN: removable file: (no medium) [ 30.469126][ T619] Mass Storage Function, version: 2009/09/11 [ 30.477512][ T619] LUN: removable file: (no medium) [pid 623] <... write resumed>) = 4 [pid 622] <... mount resumed>) = 0 [pid 309] rmdir("./64" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 623] close(3 [pid 622] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 622] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 623] <... close resumed>) = 0 [pid 309] mkdir("./65", 0777 [pid 622] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777ci2-android-5-15/strace-static-x86_64: Process 625 attached [pid 625] set_robust_list(0x55558b467760, 24) = 0 [pid 625] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... mkdir resumed>) = 0 [pid 623] symlink("/dev/binderfs", "./binderfs" [pid 622] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 622] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 625] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 625] chdir("./64" [pid 623] <... symlink resumed>) = 0 [pid 625] <... chdir resumed>) = 0 [pid 625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 625] setpgid(0, 0) = 0 [pid 625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 625] write(3, "1000", 4) = 4 [pid 625] close(3) = 0 [pid 625] symlink("/dev/binderfs", "./binderfs") = 0 [pid 625] write(1, "executing program\n", 18) = 18 [pid 625] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 625] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 625] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 623] write(1, "executing program\n", 18 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 625] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 625] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program executing program [pid 625] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 623] <... write resumed>) = 18 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 626 ci2-android-5-15/strace-static-x86_64: Process 626 attached [pid 623] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 626] set_robust_list(0x55558b467760, 24) = 0 [pid 626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 623] <... mkdirat resumed>) = 0 [pid 626] chdir("./65" [pid 623] mount(NULL, "./config", "configfs", 0, NULL [pid 626] <... chdir resumed>) = 0 [pid 626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 626] setpgid(0, 0) = 0 [pid 626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 623] <... mount resumed>) = 0 [pid 624] write(3, "1000", 4 [pid 623] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 624] <... write resumed>) = 4 [pid 623] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 624] close(3 [pid 623] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 624] <... close resumed>) = 0 [pid 626] <... openat resumed>) = 3 [pid 626] write(3, "1000", 4) = 4 [pid 626] close(3) = 0 [pid 624] symlink("/dev/binderfs", "./binderfs" [pid 626] symlink("/dev/binderfs", "./binderfs") = 0 [pid 626] write(1, "executing program\n", 18) = 18 [pid 626] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 626] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 626] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 626] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 626] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 624] <... symlink resumed>) = 0 [pid 624] write(1, "executing program\n", 18 [pid 625] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 624] <... write resumed>) = 18 [pid 622] <... mkdirat resumed>) = 0 [pid 623] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 625] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 622] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 624] mkdirat(AT_FDCWD, "./config", 0777 [pid 623] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 625] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 625] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 EBUSY (Device or resource busy) [pid 623] <... symlinkat resumed>) = 0 [pid 625] exit_group(0) = ? [pid 625] +++ exited with 0 +++ [pid 624] <... mkdirat resumed>) = 0 [pid 623] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 622] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 626] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 626] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 EEXIST (File exists) [pid 626] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 623] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 624] mount(NULL, "./config", "configfs", 0, NULL [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 626] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 624] <... mount resumed>) = 0 [pid 623] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 622] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 626] <... rmdir resumed>) = 0 [pid 626] exit_group(0) = ? [pid 623] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 624] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 623] exit_group(0 [pid 624] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 623] <... exit_group resumed>) = ? [pid 624] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... restart_syscall resumed>) = 0 [pid 626] +++ exited with 0 +++ [pid 623] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 624] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 624] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] <... restart_syscall resumed>) = 0 [pid 308] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./62/binderfs" [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 624] <... mkdirat resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 308] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(3 [pid 308] <... umount2 resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 624] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 622] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 622] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(3 [pid 624] <... symlinkat resumed>) = 0 [pid 622] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 309] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] newfstatat(AT_FDCWD, "./62/config" [pid 624] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 622] exit_group(0 [pid 309] <... openat resumed>) = 3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 624] <... unlinkat resumed>) = 0 [pid 622] <... exit_group resumed>) = ? [pid 309] fstat(3 [pid 308] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 624] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 622] +++ exited with 0 +++ [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(3 [pid 308] openat(AT_FDCWD, "./62/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] newfstatat(AT_FDCWD, "./64/binderfs" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... openat resumed>) = 4 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=622, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 624] <... rmdir resumed>) = 0 [pid 309] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 624] exit_group(0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] unlink("./64/binderfs" [pid 624] <... exit_group resumed>) = ? [pid 309] newfstatat(AT_FDCWD, "./65/binderfs" [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... unlink resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(4 [pid 305] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] unlink("./65/binderfs" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./62/config" [pid 624] +++ exited with 0 +++ [pid 309] <... unlink resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... close resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./64/config" [pid 309] newfstatat(AT_FDCWD, "./65/config" [pid 308] rmdir("./62" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] mkdir("./63", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... mkdir resumed>) = 0 [pid 305] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./65/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] fstat(4 [pid 305] openat(AT_FDCWD, "./64/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 627 attached [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 627 [pid 305] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] fstat(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 309] close(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 309] rmdir("./65/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] close(4 [pid 309] getdents64(3 [pid 305] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./64/config" [pid 309] close(3 [pid 305] <... rmdir resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 309] rmdir("./65" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] close(3 [pid 309] mkdir("./66", 0777 [pid 305] <... close resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 305] rmdir("./64" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] mkdir("./65", 0777 [pid 627] set_robust_list(0x55558b467760, 24 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... mkdir resumed>) = 0 [pid 627] <... set_robust_list resumed>) = 0 [pid 627] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... restart_syscall resumed>) = 0 [pid 627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 627] chdir("./63") = 0 [pid 627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 627] setpgid(0, 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 628 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 627] <... setpgid resumed>) = 0 [pid 307] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] <... openat resumed>) = 3 [pid 627] write(3, "1000", 4 [pid 307] fstat(3 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 629 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 627] <... write resumed>) = 4 [pid 307] getdents64(3 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 627] close(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 627] <... close resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 627] symlink("/dev/binderfs", "./binderfs" [pid 307] newfstatat(AT_FDCWD, "./58/binderfs" [pid 627] <... symlink resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-15/strace-static-x86_64: Process 629 attached [pid 307] unlink("./58/binderfs" executing program [pid 627] write(1, "executing program\n", 18) = 18 [pid 627] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... unlink resumed>) = 0 [pid 629] set_robust_list(0x55558b467760, 24 [pid 627] <... mkdirat resumed>) = 0 [pid 307] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... restart_syscall resumed>) = 0 [pid 627] mount(NULL, "./config", "configfs", 0, NULL [pid 629] <... set_robust_list resumed>) = 0 [pid 627] <... mount resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 627] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 627] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 627] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] newfstatat(AT_FDCWD, "./58/config" [pid 306] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 627] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... openat resumed>) = 3 [pid 627] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] umount2("./58/config", MNT_FORCE|UMOUNT_NOFOLLOW [ 30.506373][ T622] Mass Storage Function, version: 2009/09/11 [ 30.515637][ T622] LUN: removable file: (no medium) [ 30.526871][ T624] Mass Storage Function, version: 2009/09/11 [ 30.533138][ T624] LUN: removable file: (no medium) [pid 306] fstat(3ci2-android-5-15/strace-static-x86_64: Process 628 attached [pid 629] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] openat(AT_FDCWD, "./58/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] getdents64(3 [pid 307] <... openat resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] fstat(4 [pid 306] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(4 [pid 306] newfstatat(AT_FDCWD, "./62/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] getdents64(4 [pid 306] unlink("./62/binderfs" [pid 629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 628] set_robust_list(0x55558b467760, 24 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... unlink resumed>) = 0 [pid 307] close(4 [pid 306] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 307] rmdir("./58/config" [pid 306] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./62/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] openat(AT_FDCWD, "./62/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] close(3 [pid 306] <... openat resumed>) = 4 [pid 307] <... close resumed>) = 0 [pid 306] fstat(4 [pid 307] rmdir("./58" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] mkdir("./59", 0777 [pid 306] close(4) = 0 [pid 306] rmdir("./62/config" [pid 307] <... mkdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] getdents64(3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] close(3) = 0 [pid 306] rmdir("./62") = 0 [pid 629] chdir("./65" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 630 [pid 306] mkdir("./63", 0777 [pid 629] <... chdir resumed>) = 0 [pid 628] <... set_robust_list resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... mkdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 628] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 631 attached [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 631 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 630 attached [pid 631] set_robust_list(0x55558b467760, 24 [pid 629] <... prctl resumed>) = 0 [pid 628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 629] setpgid(0, 0 [pid 627] <... mkdirat resumed>) = 0 [pid 629] <... setpgid resumed>) = 0 [pid 628] chdir("./66" [pid 627] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 631] <... set_robust_list resumed>) = 0 [pid 631] rt_sigprocmask(SIG_SETMASK, [] [pid 629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 628] <... chdir resumed>) = 0 [pid 631] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 631] chdir("./63") = 0 [pid 629] <... openat resumed>) = 3 [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 631] setpgid(0, 0) = 0 [pid 631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 630] set_robust_list(0x55558b467760, 24 [pid 629] write(3, "1000", 4 [pid 628] <... prctl resumed>) = 0 [pid 631] <... openat resumed>) = 3 [pid 630] <... set_robust_list resumed>) = 0 [pid 631] write(3, "1000", 4 [pid 630] rt_sigprocmask(SIG_SETMASK, [] [pid 629] <... write resumed>) = 4 [pid 628] setpgid(0, 0 [pid 631] <... write resumed>) = 4 [pid 630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 631] close(3 [pid 630] chdir("./59" [pid 631] <... close resumed>) = 0 [pid 630] <... chdir resumed>) = 0 [pid 631] symlink("/dev/binderfs", "./binderfs" [pid 630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 631] <... symlink resumed>) = 0 [pid 630] <... prctl resumed>) = 0 [pid 629] close(3 [pid 628] <... setpgid resumed>) = 0 [pid 627] <... symlinkat resumed>) = 0 [pid 631] write(1, "executing program\n", 18 [pid 630] setpgid(0, 0 [pid 631] <... write resumed>) = 18 [pid 630] <... setpgid resumed>) = 0 executing program [pid 629] <... close resumed>) = 0 [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 631] mkdirat(AT_FDCWD, "./config", 0777 [pid 630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 631] <... mkdirat resumed>) = 0 [pid 630] <... openat resumed>) = 3 [pid 629] symlink("/dev/binderfs", "./binderfs" [pid 628] <... openat resumed>) = 3 [pid 627] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 631] mount(NULL, "./config", "configfs", 0, NULL [pid 630] write(3, "1000", 4 [pid 631] <... mount resumed>) = 0 [pid 630] <... write resumed>) = 4 [pid 629] <... symlink resumed>) = 0 [pid 628] write(3, "1000", 4 [pid 631] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 630] close(3 [pid 627] <... unlinkat resumed>) = 0 [pid 631] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 630] <... close resumed>) = 0 [pid 629] write(1, "executing program\n", 18 [pid 628] <... write resumed>) = 4 [pid 628] close(3 [pid 629] <... write resumed>) = 18 [pid 631] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 executing program [pid 630] symlink("/dev/binderfs", "./binderfs" [pid 631] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 630] <... symlink resumed>) = 0 [pid 629] mkdirat(AT_FDCWD, "./config", 0777 [pid 628] <... close resumed>) = 0 [pid 631] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 630] write(1, "executing program\n", 18 [pid 628] symlink("/dev/binderfs", "./binderfs" [pid 631] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 630] <... write resumed>) = 18 [pid 631] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 630] mkdirat(AT_FDCWD, "./config", 0777 [pid 628] <... symlink resumed>) = 0 executing program [pid 631] <... symlinkat resumed>) = 0 [pid 630] <... mkdirat resumed>) = 0 [pid 629] <... mkdirat resumed>) = 0 [pid 628] write(1, "executing program\n", 18 executing program [pid 627] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 631] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 630] mount(NULL, "./config", "configfs", 0, NULL [pid 629] mount(NULL, "./config", "configfs", 0, NULL [pid 628] <... write resumed>) = 18 [pid 631] <... unlinkat resumed>) = 0 [pid 630] <... mount resumed>) = 0 [pid 629] <... mount resumed>) = 0 [pid 628] mkdirat(AT_FDCWD, "./config", 0777 [pid 631] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 630] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 629] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 631] <... rmdir resumed>) = 0 [pid 630] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 628] <... mkdirat resumed>) = 0 [pid 629] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 628] mount(NULL, "./config", "configfs", 0, NULL [pid 629] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 631] exit_group(0 [pid 630] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 629] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 628] <... mount resumed>) = 0 [pid 631] <... exit_group resumed>) = ? [pid 630] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 629] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 628] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 631] +++ exited with 0 +++ [pid 630] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 627] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 628] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 627] exit_group(0) = ? [pid 627] +++ exited with 0 +++ [pid 628] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 628] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 306] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./63/binderfs" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=627, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 630] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 629] <... mkdirat resumed>) = 0 [pid 628] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] unlink("./63/binderfs" [pid 630] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 629] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 628] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... unlink resumed>) = 0 [pid 630] <... symlinkat resumed>) = 0 [pid 628] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 630] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 629] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 628] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = 0 [pid 630] <... unlinkat resumed>) = 0 [pid 629] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 628] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 630] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 629] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 628] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 630] <... rmdir resumed>) = 0 [pid 629] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 628] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] fstat(3 [pid 306] newfstatat(AT_FDCWD, "./63/config" [pid 630] exit_group(0 [pid 629] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 628] exit_group(0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 630] <... exit_group resumed>) = ? [pid 628] <... exit_group resumed>) = ? [pid 308] getdents64(3 [pid 306] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 630] +++ exited with 0 +++ [pid 628] +++ exited with 0 +++ [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 629] exit_group(0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] openat(AT_FDCWD, "./63/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 629] <... exit_group resumed>) = ? [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... openat resumed>) = 4 [pid 308] newfstatat(AT_FDCWD, "./63/binderfs" [pid 306] fstat(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] unlink("./63/binderfs" [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 308] <... unlink resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(4 [pid 308] <... umount2 resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./63/config" [pid 629] +++ exited with 0 +++ [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./63/config" [pid 306] getdents64(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] openat(AT_FDCWD, "./63/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rmdir("./63" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... openat resumed>) = 4 [pid 306] <... rmdir resumed>) = 0 [pid 308] fstat(4 [pid 307] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./64", 0777 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... mkdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] getdents64(4 [pid 307] <... openat resumed>) = 3 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] fstat(3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(3 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 632 [pid 308] close(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... close resumed>) = 0 [pid 307] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] rmdir("./63/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./59/binderfs" [pid 308] <... rmdir resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 308] getdents64(3 [pid 307] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 308] close(3 [pid 307] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./59/config" [pid 308] <... close resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rmdir("./63" [pid 307] umount2("./59/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./59/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 308] mkdir("./64", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./59/config" [pid 308] <... mkdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] getdents64(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./59") = 0 [pid 307] mkdir("./60", 0777ci2-android-5-15/strace-static-x86_64: Process 632 attached ) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 633 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 632] set_robust_list(0x55558b467760, 24 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 634 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 305] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./66/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] unlink("./66/binderfs") = 0 [pid 305] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 632] <... set_robust_list resumed>) = 0 [pid 309] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./65/binderfs" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./66/config" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./66/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] unlink("./65/binderfs" [pid 309] <... openat resumed>) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 305] <... unlink resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4 [pid 305] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] rmdir("./66/config" [pid 305] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 305] newfstatat(AT_FDCWD, "./65/config" [pid 632] rt_sigprocmask(SIG_SETMASK, [] [pid 309] rmdir("./66"ci2-android-5-15/strace-static-x86_64: Process 634 attached ci2-android-5-15/strace-static-x86_64: Process 633 attached [pid 632] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 633] set_robust_list(0x55558b467760, 24 [pid 309] mkdir("./67", 0777 [pid 634] set_robust_list(0x55558b467760, 24 [pid 633] <... set_robust_list resumed>) = 0 [pid 632] chdir("./64" [pid 309] <... mkdir resumed>) = 0 [pid 305] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 633] rt_sigprocmask(SIG_SETMASK, [] [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 633] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 633] chdir("./64" [pid 632] <... chdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] openat(AT_FDCWD, "./65/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 635 attached [pid 634] <... set_robust_list resumed>) = 0 [pid 633] <... chdir resumed>) = 0 [pid 632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 635 [pid 633] <... prctl resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 633] setpgid(0, 0 [pid 632] <... prctl resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... openat resumed>) = 4 [pid 633] <... setpgid resumed>) = 0 [pid 633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 632] setpgid(0, 0 [pid 305] fstat(4 [pid 634] rt_sigprocmask(SIG_SETMASK, [] [pid 633] <... openat resumed>) = 3 [pid 632] <... setpgid resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 634] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 635] set_robust_list(0x55558b467760, 24 [pid 633] write(3, "1000", 4) = 4 [pid 633] close(3) = 0 [pid 633] symlink("/dev/binderfs", "./binderfs") = 0 [pid 633] write(1, "executing program\n", 18 [pid 632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] getdents64(4 [pid 633] <... write resumed>) = 18 executing program [pid 633] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 632] <... openat resumed>) = 3 [pid 633] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 632] write(3, "1000", 4 [pid 305] getdents64(4 [pid 632] <... write resumed>) = 4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 632] close(3 [pid 634] chdir("./60" [pid 633] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] close(4 [pid 634] <... chdir resumed>) = 0 [pid 632] <... close resumed>) = 0 [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 633] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... close resumed>) = 0 [pid 634] <... prctl resumed>) = 0 [pid 632] symlink("/dev/binderfs", "./binderfs" [pid 305] rmdir("./65/config" [pid 635] <... set_robust_list resumed>) = 0 [pid 634] setpgid(0, 0 [pid 633] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 632] <... symlink resumed>) = 0 [pid 635] rt_sigprocmask(SIG_SETMASK, [] [pid 634] <... setpgid resumed>) = 0 [pid 635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 633] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 635] chdir("./67" [pid 634] <... openat resumed>) = 3 [pid 633] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 executing program [ 30.554703][ T627] Mass Storage Function, version: 2009/09/11 [ 30.567527][ T627] LUN: removable file: (no medium) [ 30.581511][ T629] Mass Storage Function, version: 2009/09/11 [ 30.587747][ T629] LUN: removable file: (no medium) [pid 632] write(1, "executing program\n", 18 [pid 305] <... rmdir resumed>) = 0 [pid 635] <... chdir resumed>) = 0 [pid 634] write(3, "1000", 4 [pid 632] <... write resumed>) = 18 [pid 305] getdents64(3 [pid 635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 634] <... write resumed>) = 4 [pid 632] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 635] <... prctl resumed>) = 0 [pid 632] <... mkdirat resumed>) = 0 [pid 305] close(3 [pid 635] setpgid(0, 0 [pid 632] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... close resumed>) = 0 [pid 635] <... setpgid resumed>) = 0 [pid 634] close(3 [pid 633] <... mkdirat resumed>) = 0 [pid 632] <... mount resumed>) = 0 [pid 305] rmdir("./65" [pid 634] <... close resumed>) = 0 [pid 633] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 632] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 634] symlink("/dev/binderfs", "./binderfs" [pid 633] <... symlinkat resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 632] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 634] <... symlink resumed>) = 0 [pid 633] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 632] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] mkdir("./66", 0777 [pid 634] write(1, "executing program\n", 18) = 18 [pid 633] <... unlinkat resumed>) = 0 [pid 632] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 634] mkdirat(AT_FDCWD, "./config", 0777 [pid 635] <... openat resumed>) = 3 [pid 634] <... mkdirat resumed>) = 0 [pid 633] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 632] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... mkdir resumed>) = 0 [pid 634] mount(NULL, "./config", "configfs", 0, NULL [pid 635] write(3, "1000", 4 [pid 634] <... mount resumed>) = 0 [pid 633] <... rmdir resumed>) = 0 [pid 632] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 635] <... write resumed>) = 4 [pid 634] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 632] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 635] close(3 [pid 634] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 633] exit_group(0 [pid 634] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 633] <... exit_group resumed>) = ? [pid 632] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 635] <... close resumed>) = 0 [pid 634] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 632] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0ci2-android-5-15/strace-static-x86_64: Process 636 attached [pid 635] symlink("/dev/binderfs", "./binderfs" [pid 632] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 636] set_robust_list(0x55558b467760, 24 [pid 635] <... symlink resumed>) = 0 [pid 632] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 636 [pid 636] <... set_robust_list resumed>) = 0 [pid 635] write(1, "executing program\n", 18 [pid 634] <... mkdirat resumed>) = 0 [pid 633] +++ exited with 0 +++ [pid 632] <... rmdir resumed>) = 0 [pid 635] <... write resumed>) = 18 [pid 634] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" executing program [pid 632] exit_group(0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 635] mkdirat(AT_FDCWD, "./config", 0777 [pid 634] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 632] <... exit_group resumed>) = ? [pid 634] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 634] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 634] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 635] <... mkdirat resumed>) = 0 [pid 634] exit_group(0) = ? [pid 635] mount(NULL, "./config", "configfs", 0, NULL [pid 634] +++ exited with 0 +++ [pid 632] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 635] <... mount resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 635] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 636] rt_sigprocmask(SIG_SETMASK, [] [pid 635] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 636] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 635] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 636] chdir("./66" [pid 635] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 636] <... chdir resumed>) = 0 [pid 635] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 636] setpgid(0, 0) = 0 [pid 636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 636] write(3, "1000", 4) = 4 [pid 636] close(3) = 0 [pid 636] symlink("/dev/binderfs", "./binderfs") = 0 [pid 636] write(1, "executing program\n", 18) = 18 [pid 636] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 636] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 636] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 636] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 636] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 307] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 636] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 635] <... mkdirat resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 636] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] fstat(3 [pid 306] fstat(3 [pid 636] <... symlinkat resumed>) = 0 [pid 635] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 636] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 635] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 636] <... unlinkat resumed>) = 0 [pid 635] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 636] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 635] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 636] <... rmdir resumed>) = 0 [pid 635] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 636] exit_group(0 [pid 308] <... openat resumed>) = 3 [pid 635] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] newfstatat(AT_FDCWD, "./60/binderfs" [pid 306] newfstatat(AT_FDCWD, "./64/binderfs" [pid 636] <... exit_group resumed>) = ? [pid 308] fstat(3 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 636] +++ exited with 0 +++ [pid 635] exit_group(0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] unlink("./60/binderfs" [pid 306] unlink("./64/binderfs" [pid 635] <... exit_group resumed>) = ? [pid 308] getdents64(3 [pid 307] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 635] +++ exited with 0 +++ [pid 308] newfstatat(AT_FDCWD, "./64/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./60/config" [pid 306] newfstatat(AT_FDCWD, "./64/config" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] unlink("./64/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./60/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... unlink resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] openat(AT_FDCWD, "./60/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./64/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 308] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] fstat(4 [pid 306] fstat(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] newfstatat(AT_FDCWD, "./64/config" [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] close(4 [pid 306] close(4 [pid 308] openat(AT_FDCWD, "./64/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 307] rmdir("./60/config" [pid 306] rmdir("./64/config" [pid 308] fstat(4 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 308] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] close(3 [pid 306] close(3 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] getdents64(4 [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] rmdir("./60" [pid 306] rmdir("./64" [pid 308] close(4 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 307] mkdir("./61", 0777 [pid 306] mkdir("./65", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rmdir("./64/config" [pid 307] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 309] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... openat resumed>) = 3 [pid 308] <... rmdir resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 637 attached [pid 309] fstat(3 [pid 308] getdents64(3 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 637 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 638 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 638 attached [pid 309] getdents64(3 [pid 308] close(3 [pid 638] set_robust_list(0x55558b467760, 24) = 0 [pid 638] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... restart_syscall resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] rmdir("./64" [pid 638] chdir("./65") = 0 [pid 638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 638] setpgid(0, 0) = 0 [pid 638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 638] write(3, "1000", 4) = 4 [pid 308] <... rmdir resumed>) = 0 [pid 309] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] mkdir("./65", 0777 [pid 638] close(3) = 0 [pid 638] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 638] write(1, "executing program\n", 18) = 18 executing program [pid 638] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 637] set_robust_list(0x55558b467760, 24 [pid 309] newfstatat(AT_FDCWD, "./67/binderfs" [pid 308] <... mkdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 638] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 638] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 638] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 30.616272][ T633] Mass Storage Function, version: 2009/09/11 [ 30.622413][ T633] LUN: removable file: (no medium) [ 30.631622][ T634] Mass Storage Function, version: 2009/09/11 [ 30.637647][ T634] LUN: removable file: (no medium) [ 30.647020][ T635] Mass Storage Function, version: 2009/09/11 [ 30.653171][ T635] LUN: removable file: (no medium) [pid 638] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 637] <... set_robust_list resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... openat resumed>) = 3 [pid 637] rt_sigprocmask(SIG_SETMASK, [] [pid 309] unlink("./67/binderfs" [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] fstat(3 [pid 638] <... mkdirat resumed>) = 0 [pid 637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 638] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 637] chdir("./61" [pid 309] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 638] <... symlinkat resumed>) = 0 [pid 305] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 639 attached [pid 638] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 637] <... chdir resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 639 [pid 639] set_robust_list(0x55558b467760, 24 [pid 638] <... unlinkat resumed>) = 0 [pid 637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 637] <... prctl resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 637] setpgid(0, 0 [pid 309] newfstatat(AT_FDCWD, "./67/config" [pid 637] <... setpgid resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 638] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] newfstatat(AT_FDCWD, "./66/binderfs" [pid 638] <... rmdir resumed>) = 0 [pid 637] <... openat resumed>) = 3 [pid 309] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 637] write(3, "1000", 4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] unlink("./66/binderfs" [pid 637] <... write resumed>) = 4 [pid 309] openat(AT_FDCWD, "./67/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 638] exit_group(0 [pid 305] <... unlink resumed>) = 0 [pid 637] close(3 [pid 309] <... openat resumed>) = 4 [pid 305] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 637] <... close resumed>) = 0 [pid 309] fstat(4 [pid 638] <... exit_group resumed>) = ? [pid 637] symlink("/dev/binderfs", "./binderfs" [pid 305] <... umount2 resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 639] <... set_robust_list resumed>) = 0 [pid 638] +++ exited with 0 +++ [pid 637] <... symlink resumed>) = 0 [pid 309] getdents64(4 [pid 305] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 639] rt_sigprocmask(SIG_SETMASK, [] [pid 637] write(1, "executing program\n", 18 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 637] <... write resumed>) = 18 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 637] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] getdents64(4 [pid 305] newfstatat(AT_FDCWD, "./66/config" [pid 639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 639] chdir("./65") = 0 [pid 639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 637] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 637] mount(NULL, "./config", "configfs", 0, NULL [pid 309] close(4 [pid 305] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 639] <... prctl resumed>) = 0 [pid 639] setpgid(0, 0) = 0 [pid 639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 637] <... mount resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 637] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] rmdir("./67/config" [pid 305] openat(AT_FDCWD, "./66/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 637] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 639] <... openat resumed>) = 3 [pid 639] write(3, "1000", 4) = 4 [pid 639] close(3 [pid 309] <... rmdir resumed>) = 0 [pid 637] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] getdents64(3 [pid 305] <... openat resumed>) = 4 [pid 637] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 637] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] fstat(4 [pid 309] close(3 [pid 639] <... close resumed>) = 0 [pid 639] symlink("/dev/binderfs", "./binderfs") = 0 [pid 639] write(1, "executing program\n", 18) = 18 [pid 639] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 639] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 639] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 639] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 639] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... close resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] rmdir("./67") = 0 [pid 309] mkdir("./68", 0777) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 640 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(4 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 ci2-android-5-15/strace-static-x86_64: Process 640 attached [pid 306] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 640] set_robust_list(0x55558b467760, 24 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 639] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] close(4 [pid 306] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... close resumed>) = 0 [pid 639] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 306] <... openat resumed>) = 3 [pid 305] rmdir("./66/config" [pid 639] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 639] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 306] fstat(3 [pid 639] exit_group(0) = ? [pid 640] <... set_robust_list resumed>) = 0 [pid 639] +++ exited with 0 +++ [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 637] <... mkdirat resumed>) = 0 [pid 637] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 637] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] getdents64(3 [pid 305] getdents64(3 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 637] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 637] exit_group(0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 637] <... exit_group resumed>) = ? [pid 306] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./65/binderfs" [pid 305] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rmdir("./66" [pid 306] unlink("./65/binderfs" [pid 305] <... rmdir resumed>) = 0 [pid 637] +++ exited with 0 +++ [pid 306] <... unlink resumed>) = 0 [pid 305] mkdir("./67", 0777 [pid 306] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=637, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 307] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] <... mkdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... openat resumed>) = 3 [pid 307] fstat(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] newfstatat(AT_FDCWD, "./65/config" [pid 307] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./61/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] openat(AT_FDCWD, "./65/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] unlink("./61/binderfs") = 0 [pid 307] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 307] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... openat resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 641 [pid 307] newfstatat(AT_FDCWD, "./61/config" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] umount2("./61/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./61/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] fstat(4 [pid 306] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 306] close(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 306] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./61/config" [pid 306] rmdir("./65/config"ci2-android-5-15/strace-static-x86_64: Process 641 attached [pid 307] <... rmdir resumed>) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./61" [pid 641] set_robust_list(0x55558b467760, 24 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 307] mkdir("./62", 0777 [pid 641] <... set_robust_list resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] getdents64(3 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 641] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 642 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] close(3 [pid 641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 640] chdir("./68") = 0 [pid 640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 640] setpgid(0, 0) = 0 [pid 640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 640] write(3, "1000", 4) = 4 [pid 640] close(3 [pid 306] <... close resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 640] <... close resumed>) = 0 [pid 640] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] rmdir("./65" [pid 640] write(1, "executing program\n", 18) = 18 executing program [pid 640] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 640] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 640] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 306] <... rmdir resumed>) = 0 [pid 308] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 640] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 640] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 642 attached [pid 641] chdir("./67" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] mkdir("./66", 0777 [pid 641] <... chdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... mkdir resumed>) = 0 [ 30.673532][ T638] Mass Storage Function, version: 2009/09/11 [ 30.679613][ T638] LUN: removable file: (no medium) [ 30.690903][ T637] Mass Storage Function, version: 2009/09/11 [ 30.697056][ T637] LUN: removable file: (no medium) [ 30.715242][ T640] Mass Storage Function, version: 2009/09/11 [pid 641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... openat resumed>) = 3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 642] set_robust_list(0x55558b467760, 24 [pid 641] <... prctl resumed>) = 0 [pid 308] fstat(3 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 641] setpgid(0, 0 [pid 640] <... mkdirat resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 640] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 308] getdents64(3 [pid 640] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 640] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 641] <... setpgid resumed>) = 0 [pid 640] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 643 [pid 308] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 640] exit_group(0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] newfstatat(AT_FDCWD, "./65/binderfs" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] unlink("./65/binderfs" [pid 640] <... exit_group resumed>) = ? [pid 642] <... set_robust_list resumed>) = 0 [pid 641] <... openat resumed>) = 3 [pid 640] +++ exited with 0 +++ [pid 308] <... unlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 643 attached [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 641] write(3, "1000", 4 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 643] set_robust_list(0x55558b467760, 24 [pid 308] <... umount2 resumed>) = 0 [pid 643] <... set_robust_list resumed>) = 0 [pid 641] <... write resumed>) = 4 [pid 308] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 643] rt_sigprocmask(SIG_SETMASK, [] [pid 641] close(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 642] rt_sigprocmask(SIG_SETMASK, [] [pid 641] <... close resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./65/config" [pid 643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 641] symlink("/dev/binderfs", "./binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 643] chdir("./66" [pid 308] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 643] <... chdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] openat(AT_FDCWD, "./65/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 641] <... symlink resumed>) = 0 [pid 643] <... prctl resumed>) = 0 [pid 641] write(1, "executing program\n", 18 [pid 308] <... openat resumed>) = 4 [pid 642] chdir("./62" [pid 308] fstat(4 [pid 641] <... write resumed>) = 18 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 642] <... chdir resumed>) = 0 [pid 308] getdents64(4 [pid 642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 641] mkdirat(AT_FDCWD, "./config", 0777 [pid 642] <... prctl resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 643] setpgid(0, 0 [pid 308] getdents64(4 [pid 643] <... setpgid resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 308] close(4 [pid 643] <... openat resumed>) = 3 [pid 642] setpgid(0, 0 [pid 641] <... mkdirat resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 643] write(3, "1000", 4 [pid 308] rmdir("./65/config" [pid 642] <... setpgid resumed>) = 0 [pid 641] mount(NULL, "./config", "configfs", 0, NULL [pid 643] <... write resumed>) = 4 [pid 643] close(3) = 0 [pid 643] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] <... rmdir resumed>) = 0 [pid 641] <... mount resumed>) = 0 [pid 308] getdents64(3 [pid 642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 641] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 643] write(1, "executing program\n", 18 [pid 308] close(3 [pid 641] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 643] <... write resumed>) = 18 [pid 642] <... openat resumed>) = 3 executing program [pid 641] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... close resumed>) = 0 [pid 643] mkdirat(AT_FDCWD, "./config", 0777 [pid 642] write(3, "1000", 4 [pid 641] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./65" [pid 642] <... write resumed>) = 4 [pid 641] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 643] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 643] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 643] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 643] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 643] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 642] close(3) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] mkdir("./66", 0777 [pid 642] symlink("/dev/binderfs", "./binderfs") = 0 [pid 642] write(1, "executing program\n", 18 [pid 308] <... mkdir resumed>) = 0 [pid 642] <... write resumed>) = 18 [pid 309] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... openat resumed>) = 3 executing program [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] fstat(3 [pid 642] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 642] mount(NULL, "./config", "configfs", 0, NULL [pid 309] getdents64(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 644 [pid 642] <... mount resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./68/binderfs" [pid 642] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 642] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] unlink("./68/binderfs" [pid 642] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 642] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 644 attached [pid 309] <... unlink resumed>) = 0 [pid 644] set_robust_list(0x55558b467760, 24 [pid 309] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 644] <... set_robust_list resumed>) = 0 [pid 644] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = 0 [pid 644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 644] chdir("./66" [pid 309] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 644] <... chdir resumed>) = 0 [pid 644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 644] <... prctl resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./68/config" [pid 644] setpgid(0, 0) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 643] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 642] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 641] <... mkdirat resumed>) = 0 [pid 309] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 644] write(3, "1000", 4 [pid 642] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 644] <... write resumed>) = 4 [pid 643] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 642] <... symlinkat resumed>) = 0 [pid 641] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 644] close(3 [pid 643] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 642] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] openat(AT_FDCWD, "./68/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 644] <... close resumed>) = 0 [pid 643] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 642] <... unlinkat resumed>) = 0 [pid 641] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 644] symlink("/dev/binderfs", "./binderfs" [pid 642] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... openat resumed>) = 4 [pid 644] <... symlink resumed>) = 0 [pid 643] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 642] <... rmdir resumed>) = 0 [pid 641] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 644] write(1, "executing program\n", 18 [pid 643] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 642] exit_group(0 [pid 309] fstat(4 [pid 644] <... write resumed>) = 18 executing program [pid 643] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 642] <... exit_group resumed>) = ? [pid 641] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 644] mkdirat(AT_FDCWD, "./config", 0777 [pid 643] exit_group(0 [pid 642] +++ exited with 0 +++ [pid 641] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] getdents64(4 [pid 644] <... mkdirat resumed>) = 0 [pid 643] <... exit_group resumed>) = ? [pid 641] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 644] mount(NULL, "./config", "configfs", 0, NULL [pid 641] exit_group(0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 644] <... mount resumed>) = 0 [pid 641] <... exit_group resumed>) = ? [pid 644] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 643] +++ exited with 0 +++ [pid 641] +++ exited with 0 +++ [pid 309] getdents64(4 [pid 644] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 644] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] close(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 644] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... close resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] rmdir("./68/config") = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./68" [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 309] mkdir("./69", 0777 [pid 644] <... mkdirat resumed>) = 0 [pid 644] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW [pid 644] <... symlinkat resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 644] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 644] <... unlinkat resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 644] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] fstat(3 [pid 306] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 644] <... rmdir resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 644] exit_group(0 [pid 307] getdents64(3 [pid 644] <... exit_group resumed>) = ? [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 ci2-android-5-15/strace-static-x86_64: Process 645 attached [pid 644] +++ exited with 0 +++ [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 645 [pid 307] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] fstat(3 [pid 305] fstat(3 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] newfstatat(AT_FDCWD, "./62/binderfs" [pid 306] getdents64(3 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] getdents64(3 [pid 307] unlink("./62/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... unlink resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./66/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./62/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./67/binderfs" [pid 307] umount2("./62/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./66/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] openat(AT_FDCWD, "./62/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 306] <... unlink resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] unlink("./67/binderfs" [pid 307] getdents64(4 [pid 306] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 305] <... unlink resumed>) = 0 [pid 307] rmdir("./62/config" [pid 306] <... umount2 resumed>) = 0 [pid 645] set_robust_list(0x55558b467760, 24 [pid 307] <... rmdir resumed>) = 0 [pid 305] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 306] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 307] rmdir("./62" [pid 645] <... set_robust_list resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] mkdir("./63", 0777 [pid 306] newfstatat(AT_FDCWD, "./66/config" [pid 645] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... mkdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./67/config" [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 645] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 646 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 646 attached [pid 306] openat(AT_FDCWD, "./66/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 645] chdir("./69" [pid 646] set_robust_list(0x55558b467760, 24) = 0 [pid 306] <... openat resumed>) = 4 [pid 645] <... chdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(4 [pid 645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] openat(AT_FDCWD, "./67/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 645] <... prctl resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 306] getdents64(4 [pid 305] fstat(4 [pid 645] setpgid(0, 0 [pid 646] rt_sigprocmask(SIG_SETMASK, [] [pid 645] <... setpgid resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 646] chdir("./63" [pid 306] close(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 646] <... chdir resumed>) = 0 [pid 305] getdents64(4 [pid 306] <... close resumed>) = 0 [pid 645] <... openat resumed>) = 3 [pid 306] rmdir("./66/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 646] setpgid(0, 0) = 0 [pid 646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 645] write(3, "1000", 4 [pid 306] <... rmdir resumed>) = 0 [pid 305] close(4 [pid 306] getdents64(3 [pid 305] <... close resumed>) = 0 [pid 645] <... write resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./67/config" [pid 645] close(3 [pid 306] close(3 [pid 646] <... openat resumed>) = 3 [pid 646] write(3, "1000", 4) = 4 [pid 305] <... rmdir resumed>) = 0 [pid 645] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 645] symlink("/dev/binderfs", "./binderfs" [pid 306] rmdir("./66" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 646] close(3) = 0 [pid 646] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] close(3 [pid 646] write(1, "executing program\n", 18) = 18 [pid 308] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 645] <... symlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] mkdir("./67", 0777 [pid 305] rmdir("./67" [pid 645] write(1, "executing program\n", 18 [pid 308] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 646] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] <... mkdir resumed>) = 0 executing program executing program [pid 646] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... rmdir resumed>) = 0 [pid 308] fstat(3 [pid 645] <... write resumed>) = 18 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] mkdir("./68", 0777 [pid 308] getdents64(3 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 646] <... mount resumed>) = 0 [pid 646] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 646] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 305] <... mkdir resumed>) = 0 [ 30.721812][ T640] LUN: removable file: (no medium) [ 30.733736][ T641] Mass Storage Function, version: 2009/09/11 [ 30.742670][ T641] LUN: removable file: (no medium) [ 30.754723][ T644] Mass Storage Function, version: 2009/09/11 [ 30.760968][ T644] LUN: removable file: (no medium) [pid 646] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 645] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 647 attached [pid 645] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 645] mount(NULL, "./config", "configfs", 0, NULL [pid 308] newfstatat(AT_FDCWD, "./66/binderfs" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 647 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 645] <... mount resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 646] <... mkdirat resumed>) = 0 [pid 646] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 646] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] unlink("./66/binderfs" [pid 645] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... unlink resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 648 [pid 645] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 645] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 645] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 646] <... unlinkat resumed>) = 0 [pid 646] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 645] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] newfstatat(AT_FDCWD, "./66/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 646] exit_group(0) = ? [pid 646] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 648 attached [pid 648] set_robust_list(0x55558b467760, 24) = 0 [pid 648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 648] chdir("./68") = 0 [pid 648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 648] setpgid(0, 0) = 0 [pid 648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 648] write(3, "1000", 4) = 4 [pid 648] close(3) = 0 [pid 648] symlink("/dev/binderfs", "./binderfs") = 0 [pid 648] write(1, "executing program\n", 18) = 18 executing program [pid 308] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./66/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 648] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./66/config" [pid 648] <... mkdirat resumed>) = 0 [pid 648] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 648] <... mount resumed>) = 0 [pid 648] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 648] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 648] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] close(3) = 0 [pid 308] rmdir("./66" [pid 647] set_robust_list(0x55558b467760, 24) = 0 [pid 647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 647] chdir("./67") = 0 [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./67", 0777 [pid 647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 647] setpgid(0, 0) = 0 [pid 647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... mkdir resumed>) = 0 [pid 647] <... openat resumed>) = 3 [pid 647] write(3, "1000", 4) = 4 [pid 647] close(3) = 0 [pid 647] symlink("/dev/binderfs", "./binderfs" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 647] <... symlink resumed>) = 0 [pid 647] write(1, "executing program\n", 18) = 18 executing program [pid 647] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 649 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=646, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 647] <... mkdirat resumed>) = 0 [pid 647] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 647] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 647] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 647] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 649 attached [pid 649] set_robust_list(0x55558b467760, 24) = 0 [pid 649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 649] chdir("./67") = 0 [pid 649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 649] setpgid(0, 0) = 0 [pid 649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 649] <... openat resumed>) = 3 [pid 649] write(3, "1000", 4) = 4 [pid 649] close(3) = 0 [pid 649] symlink("/dev/binderfs", "./binderfs" [pid 307] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW [pid 649] <... symlink resumed>) = 0 [pid 649] write(1, "executing program\n", 18) = 18 [pid 649] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 307] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 645] <... mkdirat resumed>) = 0 [pid 648] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 648] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 648] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 307] <... openat resumed>) = 3 [pid 648] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 648] exit_group(0 [pid 307] fstat(3 [pid 648] <... exit_group resumed>) = ? [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 648] +++ exited with 0 +++ [pid 645] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 645] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] newfstatat(AT_FDCWD, "./63/binderfs" [pid 305] <... restart_syscall resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./63/binderfs") = 0 [pid 305] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 649] <... mkdirat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = 0 [pid 649] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... openat resumed>) = 3 [pid 307] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] newfstatat(AT_FDCWD, "./63/config" [pid 305] getdents64(3 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./63/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./63/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] newfstatat(AT_FDCWD, "./68/binderfs" [pid 649] <... mount resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] fstat(4 [pid 305] unlink("./68/binderfs" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 649] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 307] getdents64(4 [pid 305] <... unlink resumed>) = 0 [pid 649] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(4 [pid 649] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 647] <... mkdirat resumed>) = 0 [pid 645] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... umount2 resumed>) = 0 [pid 649] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 649] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 649] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 649] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 645] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] close(4 [pid 305] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 649] exit_group(0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 649] <... exit_group resumed>) = ? [pid 305] newfstatat(AT_FDCWD, "./68/config" [pid 647] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 645] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 649] +++ exited with 0 +++ [pid 305] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./68/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 647] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 645] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./68/config" [pid 647] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 645] exit_group(0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rmdir("./63/config" [pid 305] <... rmdir resumed>) = 0 [pid 647] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 645] <... exit_group resumed>) = ? [pid 305] getdents64(3 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./68" [pid 307] getdents64(3 [pid 647] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./69", 0777 [pid 647] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 645] +++ exited with 0 +++ [pid 307] close(3 [pid 305] <... mkdir resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 647] exit_group(0 [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./63"ci2-android-5-15/strace-static-x86_64: Process 650 attached [pid 647] <... exit_group resumed>) = ? [pid 307] <... rmdir resumed>) = 0 [pid 307] mkdir("./64", 0777 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 650 [pid 307] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 651 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 651 attached [pid 651] set_robust_list(0x55558b467760, 24) = 0 [pid 651] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 651] chdir("./64") = 0 [pid 651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 651] setpgid(0, 0) = 0 [pid 651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 651] write(3, "1000", 4) = 4 [pid 651] close(3) = 0 [pid 651] symlink("/dev/binderfs", "./binderfs" [pid 650] set_robust_list(0x55558b467760, 24 [pid 651] <... symlink resumed>) = 0 [pid 647] +++ exited with 0 +++ [pid 651] write(1, "executing program\n", 18 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 651] <... write resumed>) = 18 executing program [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 651] mkdirat(AT_FDCWD, "./config", 0777 [pid 650] <... set_robust_list resumed>) = 0 [pid 651] <... mkdirat resumed>) = 0 [pid 651] mount(NULL, "./config", "configfs", 0, NULL [pid 650] rt_sigprocmask(SIG_SETMASK, [] [pid 651] <... mount resumed>) = 0 [pid 650] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 650] chdir("./69") = 0 [pid 651] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... restart_syscall resumed>) = 0 [pid 650] <... prctl resumed>) = 0 [pid 650] setpgid(0, 0) = 0 [pid 308] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] fstat(3 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 651] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 651] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 650] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW [pid 651] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 650] write(3, "1000", 4 [pid 308] newfstatat(AT_FDCWD, "./67/binderfs" [pid 306] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [ 30.779107][ T646] Mass Storage Function, version: 2009/09/11 [ 30.785425][ T646] LUN: removable file: (no medium) [ 30.792894][ T645] Mass Storage Function, version: 2009/09/11 [ 30.800477][ T645] LUN: removable file: (no medium) [ 30.813006][ T647] Mass Storage Function, version: 2009/09/11 [ 30.819024][ T647] LUN: removable file: (no medium) [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 651] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 650] <... write resumed>) = 4 [pid 308] unlink("./67/binderfs" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... unlink resumed>) = 0 [pid 309] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 306] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./69/binderfs" [pid 306] newfstatat(AT_FDCWD, "./67/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./69/binderfs" [pid 306] unlink("./67/binderfs" [pid 309] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 309] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 650] close(3 [pid 309] <... umount2 resumed>) = 0 [pid 308] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 309] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./69/config" [pid 306] newfstatat(AT_FDCWD, "./67/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./69/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./67/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 309] fstat(4 [pid 306] fstat(4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 306] getdents64(4 [pid 651] <... mkdirat resumed>) = 0 [pid 650] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... umount2 resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 651] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 650] symlink("/dev/binderfs", "./binderfs" [pid 309] getdents64(4 [pid 308] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 650] <... symlink resumed>) = 0 [pid 309] close(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] close(4 [pid 651] <... symlinkat resumed>) = 0 [pid 650] write(1, "executing program\n", 18 [pid 309] <... close resumed>) = 0 executing program [pid 308] newfstatat(AT_FDCWD, "./67/config" [pid 306] <... close resumed>) = 0 [pid 651] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 650] <... write resumed>) = 18 [pid 309] rmdir("./69/config" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rmdir("./67/config" [pid 651] <... unlinkat resumed>) = 0 [pid 650] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 308] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 651] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 650] <... mkdirat resumed>) = 0 [pid 309] getdents64(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 651] <... rmdir resumed>) = 0 [pid 650] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] openat(AT_FDCWD, "./67/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] getdents64(3 [pid 651] exit_group(0 [pid 650] <... mount resumed>) = 0 [pid 309] close(3 [pid 308] <... openat resumed>) = 4 [pid 651] <... exit_group resumed>) = ? [pid 650] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... close resumed>) = 0 [pid 308] fstat(4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 651] +++ exited with 0 +++ [pid 650] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rmdir("./69" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] close(3 [pid 650] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] getdents64(4 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=651, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 650] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 650] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 308] getdents64(4 [pid 309] mkdir("./70", 0777 [pid 306] <... close resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 306] rmdir("./67" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] mkdir("./68", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 652 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] close(4ci2-android-5-15/strace-static-x86_64: Process 652 attached [pid 650] <... mkdirat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... close resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 652] set_robust_list(0x55558b467760, 24 [pid 650] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] rmdir("./67/config" [pid 652] <... set_robust_list resumed>) = 0 [pid 650] <... symlinkat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 653 attached [pid 652] rt_sigprocmask(SIG_SETMASK, [] [pid 650] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] getdents64(3 [pid 307] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 653 [pid 652] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 650] <... unlinkat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 652] chdir("./70" [pid 650] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] close(3 [pid 307] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 653] set_robust_list(0x55558b467760, 24 [pid 652] <... chdir resumed>) = 0 [pid 650] <... rmdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 650] exit_group(0 [pid 308] rmdir("./67" [pid 307] fstat(3 [pid 653] <... set_robust_list resumed>) = 0 [pid 652] <... prctl resumed>) = 0 [pid 650] <... exit_group resumed>) = ? [pid 308] <... rmdir resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 653] rt_sigprocmask(SIG_SETMASK, [] [pid 652] setpgid(0, 0 [pid 650] +++ exited with 0 +++ [pid 308] mkdir("./68", 0777 [pid 307] getdents64(3 [pid 653] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 652] <... setpgid resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 652] <... openat resumed>) = 3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 652] write(3, "1000", 4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] newfstatat(AT_FDCWD, "./64/binderfs" [pid 653] chdir("./68" [pid 652] <... write resumed>) = 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 652] close(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 654 [pid 307] unlink("./64/binderfs" [pid 652] <... close resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... unlink resumed>) = 0 [pid 652] symlink("/dev/binderfs", "./binderfs" [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 652] <... symlink resumed>) = 0 [pid 653] <... chdir resumed>) = 0 [pid 652] write(1, "executing program\n", 18 [pid 307] <... umount2 resumed>) = 0 [pid 652] <... write resumed>) = 18 executing program [pid 307] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 652] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 654 attached [pid 653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 652] <... mkdirat resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./64/config" [pid 652] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 652] <... mount resumed>) = 0 [pid 307] umount2("./64/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 652] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 652] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] openat(AT_FDCWD, "./64/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 652] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... openat resumed>) = 4 [pid 653] <... prctl resumed>) = 0 [pid 652] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] fstat(4 [pid 305] <... restart_syscall resumed>) = 0 [pid 652] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 654] set_robust_list(0x55558b467760, 24 [pid 653] setpgid(0, 0 [pid 654] <... set_robust_list resumed>) = 0 [pid 653] <... setpgid resumed>) = 0 [pid 307] getdents64(4 [pid 305] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW [pid 654] rt_sigprocmask(SIG_SETMASK, [] [pid 653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 653] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 654] chdir("./68" [pid 653] write(3, "1000", 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... openat resumed>) = 3 [pid 654] <... chdir resumed>) = 0 [pid 653] <... write resumed>) = 4 [pid 652] <... mkdirat resumed>) = 0 [pid 307] getdents64(4 [pid 305] fstat(3 [pid 654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 653] close(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 654] <... prctl resumed>) = 0 [pid 653] <... close resumed>) = 0 [pid 652] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] close(4 [pid 305] getdents64(3 [pid 654] setpgid(0, 0 [pid 653] symlink("/dev/binderfs", "./binderfs" [pid 307] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 654] <... setpgid resumed>) = 0 [pid 653] <... symlink resumed>) = 0 [pid 652] <... symlinkat resumed>) = 0 [pid 307] rmdir("./64/config" [pid 305] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 653] write(1, "executing program\n", 18 [pid 652] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... rmdir resumed>) = 0 executing program [pid 654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 653] <... write resumed>) = 18 [pid 652] <... unlinkat resumed>) = 0 [pid 307] getdents64(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 653] mkdirat(AT_FDCWD, "./config", 0777 [pid 652] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] newfstatat(AT_FDCWD, "./69/binderfs" [pid 652] <... rmdir resumed>) = 0 [pid 307] close(3 [pid 653] <... mkdirat resumed>) = 0 [pid 652] exit_group(0 [pid 307] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 654] <... openat resumed>) = 3 [pid 653] mount(NULL, "./config", "configfs", 0, NULL [pid 652] <... exit_group resumed>) = ? [pid 307] rmdir("./64" [pid 654] write(3, "1000", 4 [pid 653] <... mount resumed>) = 0 [pid 652] +++ exited with 0 +++ [pid 307] <... rmdir resumed>) = 0 [pid 305] unlink("./69/binderfs" [pid 654] <... write resumed>) = 4 [pid 653] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] mkdir("./65", 0777 [pid 654] close(3 [pid 653] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... mkdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 654] <... close resumed>) = 0 [pid 653] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 654] symlink("/dev/binderfs", "./binderfs" [pid 653] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 654] <... symlink resumed>) = 0 [pid 653] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... umount2 resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 655 attached [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 655 [pid 654] write(1, "executing program\n", 18 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 30.850108][ T651] Mass Storage Function, version: 2009/09/11 [ 30.856229][ T651] LUN: removable file: (no medium) [ 30.865820][ T650] Mass Storage Function, version: 2009/09/11 [ 30.871984][ T650] LUN: removable file: (no medium) [ 30.885816][ T652] Mass Storage Function, version: 2009/09/11 [ 30.892114][ T652] LUN: removable file: (no medium) [pid 655] set_robust_list(0x55558b467760, 24) = 0 [pid 655] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 655] chdir("./65") = 0 [pid 655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 655] setpgid(0, 0) = 0 [pid 655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 655] write(3, "1000", 4 [pid 654] <... write resumed>) = 18 [pid 309] <... restart_syscall resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 655] <... write resumed>) = 4 [pid 655] close(3) = 0 [pid 655] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 655] write(1, "executing program\n", 18) = 18 [pid 655] mkdirat(AT_FDCWD, "./config", 0777 [pid 654] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] newfstatat(AT_FDCWD, "./69/config" [pid 655] <... mkdirat resumed>) = 0 [pid 654] <... mkdirat resumed>) = 0 [pid 653] <... mkdirat resumed>) = 0 [pid 655] mount(NULL, "./config", "configfs", 0, NULL [pid 654] mount(NULL, "./config", "configfs", 0, NULL [pid 653] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 654] <... mount resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 654] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 654] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 654] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./69/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 654] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] fstat(3 [pid 654] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 654] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] fstat(4 [pid 654] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 655] <... mount resumed>) = 0 [pid 654] <... symlinkat resumed>) = 0 [pid 305] getdents64(4 [pid 655] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 654] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 655] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 654] <... unlinkat resumed>) = 0 [pid 305] getdents64(4 [pid 654] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 655] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 654] <... rmdir resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./70/binderfs" [pid 305] close(4 [pid 655] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 654] exit_group(0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... close resumed>) = 0 [pid 654] <... exit_group resumed>) = ? [pid 309] unlink("./70/binderfs" [pid 654] +++ exited with 0 +++ [pid 653] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... unlink resumed>) = 0 [pid 305] rmdir("./69/config" [pid 309] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=654, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 653] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... rmdir resumed>) = 0 [pid 655] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 653] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] newfstatat(AT_FDCWD, "./70/config" [pid 308] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 653] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... openat resumed>) = 3 [pid 305] close(3 [pid 309] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(3 [pid 305] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rmdir("./69" [pid 309] openat(AT_FDCWD, "./70/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(3 [pid 655] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... rmdir resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] fstat(4 [pid 308] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] mkdir("./70", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 653] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 655] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 655] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 655] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... mkdir resumed>) = 0 [pid 309] getdents64(4 [pid 308] newfstatat(AT_FDCWD, "./68/binderfs" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 653] exit_group(0 [pid 309] getdents64(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 653] <... exit_group resumed>) = ? [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] unlink("./68/binderfs" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] close(4 [pid 655] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 655] exit_group(0 [pid 308] <... unlink resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 655] <... exit_group resumed>) = ? [pid 309] rmdir("./70/config" [pid 308] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 656 [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] close(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... close resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./68/config" [pid 309] rmdir("./70" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 655] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=655, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... rmdir resumed>) = 0 [pid 308] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] mkdir("./71", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 656 attached [pid 656] set_robust_list(0x55558b467760, 24) = 0 [pid 656] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... mkdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./68/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... openat resumed>) = 4 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] fstat(4 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 656] chdir("./70") = 0 [pid 656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 656] setpgid(0, 0) = 0 [pid 308] getdents64(4 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 657 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] getdents64(4 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 653] +++ exited with 0 +++ [pid 308] close(4) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] rmdir("./68/config" [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 656] write(3, "1000", 4 [pid 308] <... rmdir resumed>) = 0 [pid 656] <... write resumed>) = 4 [pid 308] getdents64(3 [pid 656] close(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3 [pid 656] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 656] symlink("/dev/binderfs", "./binderfs" [pid 308] rmdir("./68" [pid 656] <... symlink resumed>) = 0 [pid 656] write(1, "executing program\n", 18 [pid 308] <... rmdir resumed>) = 0 [pid 656] <... write resumed>) = 18 [pid 656] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] mkdir("./69", 0777 [pid 656] <... mkdirat resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 executing program [pid 656] mount(NULL, "./config", "configfs", 0, NULL [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 656] <... mount resumed>) = 0 [pid 656] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 656] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 656] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 658 attached ci2-android-5-15/strace-static-x86_64: Process 657 attached [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 658] set_robust_list(0x55558b467760, 24 [pid 657] set_robust_list(0x55558b467760, 24 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 658 [pid 656] <... mkdirat resumed>) = 0 [pid 656] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 656] <... symlinkat resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW [pid 656] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 658] <... set_robust_list resumed>) = 0 [pid 657] <... set_robust_list resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] fstat(3 [pid 306] <... openat resumed>) = 3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(3 [pid 307] getdents64(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(3 [pid 307] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./65/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 656] <... unlinkat resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./68/binderfs" [pid 656] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] unlink("./65/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 658] rt_sigprocmask(SIG_SETMASK, [] [pid 657] rt_sigprocmask(SIG_SETMASK, [] [pid 656] <... rmdir resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] unlink("./68/binderfs" [pid 658] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 656] exit_group(0 [pid 307] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 656] <... exit_group resumed>) = ? [pid 307] <... umount2 resumed>) = 0 [pid 306] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 658] chdir("./69" [pid 657] chdir("./71" [pid 656] +++ exited with 0 +++ [pid 307] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] newfstatat(AT_FDCWD, "./65/config" [pid 306] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 658] <... chdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] umount2("./65/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./68/config" [pid 658] <... prctl resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 658] setpgid(0, 0 [pid 307] openat(AT_FDCWD, "./65/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 658] <... setpgid resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] fstat(4 [pid 306] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 658] <... openat resumed>) = 3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 658] write(3, "1000", 4 [pid 307] getdents64(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 658] <... write resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] openat(AT_FDCWD, "./68/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 658] close(3 [pid 307] getdents64(4 [pid 658] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 658] symlink("/dev/binderfs", "./binderfs" [pid 307] close(4 [pid 306] <... openat resumed>) = 4 [pid 658] <... symlink resumed>) = 0 [pid 657] <... chdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 658] write(1, "executing program\n", 18 [pid 307] rmdir("./65/config" [pid 306] fstat(4 [pid 658] <... write resumed>) = 18 executing program [pid 657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... rmdir resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 658] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] getdents64(3 [pid 658] <... mkdirat resumed>) = 0 [pid 657] <... prctl resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 658] mount(NULL, "./config", "configfs", 0, NULL [pid 307] close(3 [pid 658] <... mount resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 658] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] rmdir("./65" [pid 306] getdents64(4 [pid 658] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 657] setpgid(0, 0 [pid 307] <... rmdir resumed>) = 0 [pid 658] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] mkdir("./66", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 658] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... mkdir resumed>) = 0 [pid 306] close(4 [ 30.903103][ T653] Mass Storage Function, version: 2009/09/11 [ 30.909690][ T653] LUN: removable file: (no medium) [ 30.917997][ T655] Mass Storage Function, version: 2009/09/11 [ 30.924399][ T655] LUN: removable file: (no medium) [ 30.937231][ T656] Mass Storage Function, version: 2009/09/11 [ 30.943436][ T656] LUN: removable file: (no medium) [pid 658] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 657] <... setpgid resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] rmdir("./68/config" [pid 657] <... openat resumed>) = 3 [pid 306] <... rmdir resumed>) = 0 [pid 657] write(3, "1000", 4 [pid 306] getdents64(3 [pid 657] <... write resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 657] close(3 [pid 306] close(3 [pid 657] <... close resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... close resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 657] symlink("/dev/binderfs", "./binderfs" [pid 306] rmdir("./68" [pid 657] <... symlink resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 657] write(1, "executing program\n", 18 executing program [pid 306] mkdir("./69", 0777 [pid 657] <... write resumed>) = 18 [pid 306] <... mkdir resumed>) = 0 [pid 657] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-15/strace-static-x86_64: Process 659 attached [pid 658] <... mkdirat resumed>) = 0 [pid 657] <... mkdirat resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 659] set_robust_list(0x55558b467760, 24 [pid 657] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 659 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW [pid 658] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 659] <... set_robust_list resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 660 attached [pid 659] rt_sigprocmask(SIG_SETMASK, [] [pid 658] <... symlinkat resumed>) = 0 [pid 657] <... mount resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 659] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 658] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 657] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 660] set_robust_list(0x55558b467760, 24 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 660 [pid 305] <... openat resumed>) = 3 [pid 660] <... set_robust_list resumed>) = 0 [pid 659] chdir("./66" [pid 658] <... unlinkat resumed>) = 0 [pid 657] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] fstat(3 [pid 659] <... chdir resumed>) = 0 [pid 658] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 657] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 660] rt_sigprocmask(SIG_SETMASK, [] [pid 659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 658] <... rmdir resumed>) = 0 [pid 657] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(3 [pid 660] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 659] <... prctl resumed>) = 0 [pid 658] exit_group(0 [pid 657] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 659] setpgid(0, 0 [pid 658] <... exit_group resumed>) = ? [pid 305] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 659] <... setpgid resumed>) = 0 [pid 658] +++ exited with 0 +++ [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] newfstatat(AT_FDCWD, "./70/binderfs" [pid 659] <... openat resumed>) = 3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 659] write(3, "1000", 4 [pid 305] unlink("./70/binderfs" [pid 659] <... write resumed>) = 4 [pid 305] <... unlink resumed>) = 0 [pid 659] close(3 [pid 305] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 659] <... close resumed>) = 0 [pid 659] symlink("/dev/binderfs", "./binderfs") = 0 [pid 659] write(1, "executing program\n", 18) = 18 executing program [pid 659] mkdirat(AT_FDCWD, "./config", 0777 [pid 660] chdir("./69" [pid 659] <... mkdirat resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 659] mount(NULL, "./config", "configfs", 0, NULL [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=658, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 659] <... mount resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 659] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] newfstatat(AT_FDCWD, "./70/config" [pid 659] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 659] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 659] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 659] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./70/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 660] <... chdir resumed>) = 0 [pid 659] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 657] <... mkdirat resumed>) = 0 [pid 308] fstat(3 [pid 305] <... openat resumed>) = 4 [pid 659] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(4 [pid 659] <... symlinkat resumed>) = 0 [pid 308] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 659] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(4 [pid 660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 659] <... unlinkat resumed>) = 0 [pid 657] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 659] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(4 [pid 660] <... prctl resumed>) = 0 [pid 659] <... rmdir resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./69/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 659] exit_group(0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] close(4 [pid 659] <... exit_group resumed>) = ? [pid 308] unlink("./69/binderfs" [pid 305] <... close resumed>) = 0 [pid 660] setpgid(0, 0 [pid 659] +++ exited with 0 +++ [pid 657] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] rmdir("./70/config" [pid 660] <... setpgid resumed>) = 0 [pid 657] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... unlink resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... rmdir resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] getdents64(3 [pid 660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3 [pid 660] <... openat resumed>) = 3 [pid 305] <... close resumed>) = 0 [pid 660] write(3, "1000", 4 [pid 308] <... umount2 resumed>) = 0 [pid 305] rmdir("./70" [pid 660] <... write resumed>) = 4 [pid 657] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rmdir resumed>) = 0 [pid 660] close(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] mkdir("./71", 0777 [pid 660] <... close resumed>) = 0 [pid 657] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] newfstatat(AT_FDCWD, "./69/config" [pid 305] <... mkdir resumed>) = 0 [pid 660] symlink("/dev/binderfs", "./binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 660] <... symlink resumed>) = 0 [pid 657] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 661 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 661 attached [pid 661] set_robust_list(0x55558b467760, 24 [pid 660] write(1, "executing program\n", 18 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 661] <... set_robust_list resumed>) = 0 executing program [pid 661] rt_sigprocmask(SIG_SETMASK, [] [pid 660] <... write resumed>) = 18 [pid 308] openat(AT_FDCWD, "./69/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 661] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 661] chdir("./71") = 0 [pid 661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 661] setpgid(0, 0) = 0 [pid 661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 660] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... openat resumed>) = 4 [pid 661] <... openat resumed>) = 3 [pid 661] write(3, "1000", 4) = 4 [pid 661] close(3) = 0 [pid 661] symlink("/dev/binderfs", "./binderfs") = 0 [pid 660] <... mkdirat resumed>) = 0 [pid 308] fstat(4 [pid 661] write(1, "executing program\n", 18) = 18 executing program [pid 661] mkdirat(AT_FDCWD, "./config", 0777 [pid 660] mount(NULL, "./config", "configfs", 0, NULL [pid 657] exit_group(0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 661] <... mkdirat resumed>) = 0 [pid 660] <... mount resumed>) = 0 [pid 657] <... exit_group resumed>) = ? [pid 308] getdents64(4 [pid 661] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 661] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 660] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 661] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 661] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 661] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 660] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 657] +++ exited with 0 +++ [pid 308] getdents64(4 [pid 660] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 660] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] close(4 [pid 660] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... close resumed>) = 0 [pid 661] <... mkdirat resumed>) = 0 [pid 660] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./69/config" [pid 661] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 660] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 661] <... symlinkat resumed>) = 0 [pid 660] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] <... rmdir resumed>) = 0 [pid 307] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW [pid 661] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 660] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] getdents64(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 661] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 660] <... unlinkat resumed>) = 0 [pid 307] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 661] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 660] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... openat resumed>) = 3 [pid 661] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 660] <... rmdir resumed>) = 0 [pid 308] close(3 [pid 307] fstat(3 [pid 661] exit_group(0 [pid 660] exit_group(0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 661] <... exit_group resumed>) = ? [pid 660] <... exit_group resumed>) = ? [pid 308] <... close resumed>) = 0 [pid 307] getdents64(3 [pid 661] +++ exited with 0 +++ [pid 660] +++ exited with 0 +++ [pid 308] rmdir("./69" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] newfstatat(AT_FDCWD, "./66/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] unlink("./66/binderfs" [pid 308] mkdir("./70", 0777 [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 307] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./66/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./66/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] <... mkdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./66/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... openat resumed>) = 4 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] fstat(4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./66/config"ci2-android-5-15/strace-static-x86_64: Process 662 attached ) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 662 [pid 307] rmdir("./66" [pid 309] <... restart_syscall resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rmdir resumed>) = 0 [pid 662] set_robust_list(0x55558b467760, 24 [pid 307] mkdir("./67", 0777 [pid 662] <... set_robust_list resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 662] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 663 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 663 attached [pid 663] set_robust_list(0x55558b467760, 24) = 0 [pid 663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 663] chdir("./67") = 0 [pid 663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 663] setpgid(0, 0) = 0 [pid 663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 662] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 663] write(3, "1000", 4) = 4 [pid 663] close(3) = 0 [pid 663] symlink("/dev/binderfs", "./binderfs" [pid 309] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 663] <... symlink resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 663] write(1, "executing program\n", 18) = 18 executing program [pid 663] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] fstat(3 [pid 662] chdir("./70" [pid 663] <... mkdirat resumed>) = 0 [pid 662] <... chdir resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 663] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 663] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 663] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 30.958247][ T658] Mass Storage Function, version: 2009/09/11 [ 30.964373][ T658] LUN: removable file: (no medium) [ 30.973360][ T657] Mass Storage Function, version: 2009/09/11 [ 30.979576][ T657] LUN: removable file: (no medium) [ 30.993750][ T661] Mass Storage Function, version: 2009/09/11 [ 31.000211][ T661] LUN: removable file: (no medium) [pid 663] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] getdents64(3 [pid 662] <... prctl resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 662] setpgid(0, 0 [pid 309] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 662] <... setpgid resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] newfstatat(AT_FDCWD, "./71/binderfs" [pid 663] <... mkdirat resumed>) = 0 [pid 662] <... openat resumed>) = 3 [pid 663] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 662] write(3, "1000", 4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 663] <... symlinkat resumed>) = 0 [pid 662] <... write resumed>) = 4 [pid 309] unlink("./71/binderfs" [pid 306] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 663] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 662] close(3 [pid 309] <... unlink resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 663] <... unlinkat resumed>) = 0 [pid 662] <... close resumed>) = 0 [pid 309] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 663] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 662] symlink("/dev/binderfs", "./binderfs" [pid 309] <... umount2 resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 663] <... rmdir resumed>) = 0 [pid 662] <... symlink resumed>) = 0 [pid 309] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] fstat(3 [pid 305] fstat(3 [pid 663] exit_group(0 [pid 662] write(1, "executing program\n", 18 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 663] <... exit_group resumed>) = ? [pid 662] <... write resumed>) = 18 [pid 309] newfstatat(AT_FDCWD, "./71/config" [pid 306] getdents64(3 [pid 305] getdents64(3 [pid 663] +++ exited with 0 +++ [pid 662] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 662] <... mkdirat resumed>) = 0 [pid 309] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 662] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] newfstatat(AT_FDCWD, "./69/binderfs" [pid 305] newfstatat(AT_FDCWD, "./71/binderfs" [pid 309] openat(AT_FDCWD, "./71/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 662] <... mount resumed>) = 0 [pid 305] unlink("./71/binderfs" [pid 662] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... openat resumed>) = 4 [pid 306] unlink("./69/binderfs" [pid 305] <... unlink resumed>) = 0 [pid 662] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] fstat(4 [pid 305] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 662] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 662] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(4 [pid 306] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 662] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./71/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./71/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./71/config") = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./71") = 0 [pid 305] mkdir("./72", 0777) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] getdents64(4 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 664 [pid 309] close(4 [pid 306] newfstatat(AT_FDCWD, "./69/config" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... close resumed>) = 0 [pid 307] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rmdir("./71/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 664 attached [pid 664] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./69/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] fstat(3 [pid 309] close(3 [pid 306] <... openat resumed>) = 4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... close resumed>) = 0 [pid 306] fstat(4 [pid 309] rmdir("./71" [pid 307] getdents64(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 664] chdir("./72" [pid 309] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] mkdir("./72", 0777 [pid 307] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(4 [pid 664] <... chdir resumed>) = 0 [pid 664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 664] setpgid(0, 0) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] close(4 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] newfstatat(AT_FDCWD, "./67/binderfs" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... close resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 664] write(3, "1000", 4) = 4 [pid 664] close(3 [pid 307] unlink("./67/binderfs" [pid 306] rmdir("./69/config" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 665 [pid 664] <... close resumed>) = 0 [pid 664] symlink("/dev/binderfs", "./binderfs" [pid 307] <... unlink resumed>) = 0 [pid 664] <... symlink resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 307] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] getdents64(3 [pid 664] write(1, "executing program\n", 18) = 18 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] close(3 executing program [pid 307] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 664] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 664] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 664] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 664] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 664] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 665 attached [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... close resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./67/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rmdir("./69" [pid 662] <... mkdirat resumed>) = 0 [pid 665] set_robust_list(0x55558b467760, 24) = 0 [pid 307] umount2("./67/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 665] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 662] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./67/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rmdir resumed>) = 0 [pid 665] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] mkdir("./70", 0777 [pid 307] fstat(4 [pid 662] <... symlinkat resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 665] chdir("./72" [pid 307] getdents64(4 [pid 665] <... chdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] getdents64(4 [pid 665] <... prctl resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 665] setpgid(0, 0 [pid 662] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] close(4 [pid 306] <... mkdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] rmdir("./67/config" [pid 662] <... unlinkat resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 664] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 664] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 662] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... rmdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] getdents64(3 [pid 662] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 665] <... setpgid resumed>) = 0 [pid 307] close(3 [pid 665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... close resumed>) = 0 [pid 664] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] rmdir("./67" [pid 664] <... unlinkat resumed>) = 0 [pid 665] <... openat resumed>) = 3 [pid 664] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... rmdir resumed>) = 0 [pid 664] <... rmdir resumed>) = 0 [pid 662] exit_group(0 [pid 307] mkdir("./68", 0777 [pid 665] write(3, "1000", 4) = 4 [pid 665] close(3) = 0 [pid 664] exit_group(0 [pid 665] symlink("/dev/binderfs", "./binderfs") = 0 [pid 662] <... exit_group resumed>) = ? [pid 307] <... mkdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 666 [pid 664] <... exit_group resumed>) = ? [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 664] +++ exited with 0 +++ [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 665] write(1, "executing program\n", 18) = 18 executing program [pid 665] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 662] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 666 attached [pid 665] mount(NULL, "./config", "configfs", 0, NULL [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 667 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 665] <... mount resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 665] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 665] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 665] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 665] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 667 attached [pid 666] set_robust_list(0x55558b467760, 24 [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 667] set_robust_list(0x55558b467760, 24 [pid 666] <... set_robust_list resumed>) = 0 [pid 308] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 665] <... mkdirat resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 665] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [ 31.015280][ T663] Mass Storage Function, version: 2009/09/11 [ 31.021392][ T663] LUN: removable file: (no medium) [ 31.032541][ T662] Mass Storage Function, version: 2009/09/11 [ 31.042389][ T662] LUN: removable file: (no medium) [ 31.054545][ T665] Mass Storage Function, version: 2009/09/11 [pid 308] fstat(3 [pid 305] <... openat resumed>) = 3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 665] <... symlinkat resumed>) = 0 [pid 308] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 665] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 665] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(3 [pid 308] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 665] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./70/binderfs" [pid 665] exit_group(0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./70/binderfs" [pid 667] <... set_robust_list resumed>) = 0 [pid 665] <... exit_group resumed>) = ? [pid 305] newfstatat(AT_FDCWD, "./72/binderfs" [pid 667] rt_sigprocmask(SIG_SETMASK, [] [pid 665] +++ exited with 0 +++ [pid 308] <... unlink resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] unlink("./72/binderfs" [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=665, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 667] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 667] chdir("./68") = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 666] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 667] setpgid(0, 0 [pid 308] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 667] <... setpgid resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 666] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] newfstatat(AT_FDCWD, "./70/config" [pid 305] <... umount2 resumed>) = 0 [pid 667] <... openat resumed>) = 3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 667] write(3, "1000", 4 [pid 308] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 667] <... write resumed>) = 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./72/config" [pid 667] close(3 [pid 308] openat(AT_FDCWD, "./70/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 667] <... close resumed>) = 0 [pid 666] chdir("./70" [pid 308] <... openat resumed>) = 4 [pid 305] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 667] symlink("/dev/binderfs", "./binderfs" [pid 308] fstat(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 667] <... symlink resumed>) = 0 [pid 666] <... chdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./72/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 667] write(1, "executing program\n", 18 [pid 308] getdents64(4 [pid 305] <... openat resumed>) = 4 executing program [pid 667] <... write resumed>) = 18 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] fstat(4 [pid 667] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 667] <... mkdirat resumed>) = 0 [pid 666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 667] mount(NULL, "./config", "configfs", 0, NULL [pid 308] close(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 667] <... mount resumed>) = 0 [pid 666] <... prctl resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 667] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 666] setpgid(0, 0 [pid 308] rmdir("./70/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 667] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 666] <... setpgid resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] close(4 [pid 667] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] getdents64(3 [pid 666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... close resumed>) = 0 [pid 667] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./72/config" [pid 667] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 666] <... openat resumed>) = 3 [pid 308] close(3 [pid 305] <... rmdir resumed>) = 0 [pid 666] write(3, "1000", 4 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 666] <... write resumed>) = 4 [pid 666] close(3 [pid 308] rmdir("./70" [pid 305] getdents64(3 [pid 666] <... close resumed>) = 0 [pid 309] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 666] symlink("/dev/binderfs", "./binderfs" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 666] <... symlink resumed>) = 0 [pid 309] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 666] write(1, "executing program\n", 18 [pid 309] <... openat resumed>) = 3 [pid 666] <... write resumed>) = 18 [pid 309] fstat(3 [pid 666] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 667] <... mkdirat resumed>) = 0 [pid 666] <... mkdirat resumed>) = 0 [pid 309] getdents64(3 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 667] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 666] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] mkdir("./71", 0777 [pid 305] close(3 [pid 666] <... mount resumed>) = 0 [pid 309] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 666] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./72" [pid 667] <... symlinkat resumed>) = 0 [pid 666] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] newfstatat(AT_FDCWD, "./72/binderfs" [pid 308] <... mkdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 667] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 666] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] mkdir("./73", 0777 [pid 667] <... unlinkat resumed>) = 0 [pid 666] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... mkdir resumed>) = 0 [pid 667] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 666] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] unlink("./72/binderfs" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 666] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... unlink resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 668 attached [pid 667] <... rmdir resumed>) = 0 [pid 666] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 668 [pid 666] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 666] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = 0 [pid 668] set_robust_list(0x55558b467760, 24 [pid 667] exit_group(0 [pid 309] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 668] <... set_robust_list resumed>) = 0 [pid 666] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 669 [pid 666] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 666] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] newfstatat(AT_FDCWD, "./72/config" [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 667] <... exit_group resumed>) = ? [pid 666] exit_group(0ci2-android-5-15/strace-static-x86_64: Process 669 attached [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 666] <... exit_group resumed>) = ? [pid 669] set_robust_list(0x55558b467760, 24) = 0 [pid 669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 669] chdir("./71") = 0 [pid 667] +++ exited with 0 +++ [pid 669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 669] <... prctl resumed>) = 0 [pid 669] setpgid(0, 0) = 0 [pid 669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 666] +++ exited with 0 +++ [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] openat(AT_FDCWD, "./72/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 669] write(3, "1000", 4 [pid 309] <... openat resumed>) = 4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] fstat(4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 669] <... write resumed>) = 4 [pid 309] getdents64(4 [pid 669] close(3) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 669] symlink("/dev/binderfs", "./binderfs" [pid 309] getdents64(4 [pid 669] <... symlink resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 669] write(1, "executing program\n", 18 [pid 309] close(4 [pid 669] <... write resumed>) = 18 [pid 309] <... close resumed>) = 0 [pid 669] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 309] rmdir("./72/config" [pid 307] <... restart_syscall resumed>) = 0 [pid 669] <... mkdirat resumed>) = 0 [pid 669] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rmdir resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 309] getdents64(3 [pid 669] <... mount resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 306] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... close resumed>) = 0 [pid 307] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rmdir("./72" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 669] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 669] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] mkdir("./73", 0777 [pid 307] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 669] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 668] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... mkdir resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] fstat(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 668] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 668] chdir("./73" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 ci2-android-5-15/strace-static-x86_64: Process 670 attached [pid 669] <... mkdirat resumed>) = 0 [pid 668] <... chdir resumed>) = 0 [pid 670] set_robust_list(0x55558b467760, 24 [pid 669] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 670] <... set_robust_list resumed>) = 0 [pid 669] <... symlinkat resumed>) = 0 [pid 668] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 670 [pid 670] rt_sigprocmask(SIG_SETMASK, [] [pid 669] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 670] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 669] <... unlinkat resumed>) = 0 [pid 668] <... prctl resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./70/binderfs" [pid 670] chdir("./73" [pid 669] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 668] setpgid(0, 0 [pid 307] newfstatat(AT_FDCWD, "./68/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 670] <... chdir resumed>) = 0 [pid 669] <... rmdir resumed>) = 0 [pid 670] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 669] exit_group(0 [pid 668] <... setpgid resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./70/binderfs" [pid 670] <... prctl resumed>) = 0 [pid 669] <... exit_group resumed>) = ? [pid 307] unlink("./68/binderfs" [pid 670] setpgid(0, 0 [pid 669] +++ exited with 0 +++ [pid 668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... unlink resumed>) = 0 [pid 670] <... setpgid resumed>) = 0 [pid 670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... unlink resumed>) = 0 [pid 306] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 670] <... openat resumed>) = 3 [pid 668] <... openat resumed>) = 3 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = 0 [pid 670] write(3, "1000", 4 [pid 668] write(3, "1000", 4 [pid 307] <... umount2 resumed>) = 0 [pid 306] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 668] <... write resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./70/config" [pid 668] close(3 [pid 307] newfstatat(AT_FDCWD, "./68/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 668] <... close resumed>) = 0 [pid 306] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./68/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 668] symlink("/dev/binderfs", "./binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./70/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./68/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 4 [pid 307] <... openat resumed>) = 4 [pid 306] fstat(4 [pid 307] fstat(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 307] getdents64(4 [pid 670] <... write resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 670] close(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 670] <... close resumed>) = 0 [pid 668] <... symlink resumed>) = 0 [pid 307] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 670] symlink("/dev/binderfs", "./binderfs" [pid 668] write(1, "executing program\n", 18 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 670] <... symlink resumed>) = 0 [pid 670] write(1, "executing program\n", 18) = 18 [pid 307] close(4 executing program executing program [pid 670] mkdirat(AT_FDCWD, "./config", 0777 [pid 668] <... write resumed>) = 18 [pid 306] <... close resumed>) = 0 [pid 670] <... mkdirat resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 670] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 670] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 670] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] rmdir("./68/config" [pid 306] rmdir("./70/config" [pid 670] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 668] mkdirat(AT_FDCWD, "./config", 0777 [ 31.060836][ T665] LUN: removable file: (no medium) [ 31.074721][ T667] Mass Storage Function, version: 2009/09/11 [ 31.080830][ T667] LUN: removable file: (no medium) [ 31.094883][ T669] Mass Storage Function, version: 2009/09/11 [ 31.101005][ T669] LUN: removable file: (no medium) [pid 670] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 668] <... mkdirat resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 668] mount(NULL, "./config", "configfs", 0, NULL [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 668] <... mount resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 668] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] close(3 [pid 306] close(3 [pid 670] <... mkdirat resumed>) = 0 [pid 668] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 668] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rmdir("./68" [pid 306] rmdir("./70" [pid 670] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 668] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... openat resumed>) = 3 [pid 670] <... symlinkat resumed>) = 0 [pid 670] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... rmdir resumed>) = 0 [pid 670] <... unlinkat resumed>) = 0 [pid 670] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 668] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] fstat(3 [pid 307] mkdir("./69", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 670] exit_group(0 [pid 308] getdents64(3 [pid 307] <... mkdir resumed>) = 0 [pid 306] mkdir("./71", 0777 [pid 670] <... exit_group resumed>) = ? [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 670] +++ exited with 0 +++ [pid 308] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... mkdir resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=670, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./71/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./71/binderfs") = 0 [pid 308] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 671 [pid 308] <... umount2 resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-15/strace-static-x86_64: Process 671 attached [pid 308] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./71/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./71/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 4 [pid 309] fstat(3 [pid 308] fstat(4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 308] getdents64(4 [pid 671] set_robust_list(0x55558b467760, 24 [pid 668] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 671] <... set_robust_list resumed>) = 0 [pid 668] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 671] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] newfstatat(AT_FDCWD, "./73/binderfs" [pid 308] close(4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... close resumed>) = 0 [pid 309] unlink("./73/binderfs" [pid 308] rmdir("./71/config" [pid 671] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 668] <... symlinkat resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 672 [pid 671] chdir("./69" [pid 668] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 671] <... chdir resumed>) = 0 [pid 668] <... unlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 668] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 671] <... prctl resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] close(3 [pid 671] setpgid(0, 0 [pid 309] newfstatat(AT_FDCWD, "./73/config" [pid 671] <... setpgid resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 668] <... rmdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./71" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./73/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 671] <... openat resumed>) = 3 [pid 309] <... openat resumed>) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 671] write(3, "1000", 4 [pid 668] exit_group(0 [pid 309] getdents64(4 [pid 308] <... rmdir resumed>) = 0 [pid 671] <... write resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] mkdir("./72", 0777 [pid 671] close(3 [pid 668] <... exit_group resumed>) = ? [pid 309] close(4) = 0 [pid 309] rmdir("./73/config" [pid 671] <... close resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 671] symlink("/dev/binderfs", "./binderfs" [pid 309] getdents64(3 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 671] <... symlink resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 672 attached [pid 671] write(1, "executing program\n", 18 executing program [pid 309] rmdir("./73" [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 672] set_robust_list(0x55558b467760, 24 [pid 671] <... write resumed>) = 18 [pid 668] +++ exited with 0 +++ [pid 309] <... rmdir resumed>) = 0 [pid 672] <... set_robust_list resumed>) = 0 [pid 309] mkdir("./74", 0777 [pid 672] rt_sigprocmask(SIG_SETMASK, [] [pid 671] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 672] chdir("./71" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 672] <... chdir resumed>) = 0 [pid 671] <... mkdirat resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 673 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=668, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 671] mount(NULL, "./config", "configfs", 0, NULL [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 672] <... prctl resumed>) = 0 [pid 671] <... mount resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 674 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 672] setpgid(0, 0 [pid 671] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 672] <... setpgid resumed>) = 0 [pid 671] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 671] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777ci2-android-5-15/strace-static-x86_64: Process 674 attached ) = -1 EEXIST (File exists) ci2-android-5-15/strace-static-x86_64: Process 673 attached [pid 671] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 673] set_robust_list(0x55558b467760, 24) = 0 [pid 673] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 673] chdir("./72") = 0 [pid 673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 673] setpgid(0, 0) = 0 [pid 673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 673] write(3, "1000", 4) = 4 [pid 673] close(3) = 0 [pid 673] symlink("/dev/binderfs", "./binderfs") = 0 [pid 673] write(1, "executing program\n", 18) = 18 [pid 673] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 673] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 673] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 673] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 673] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 executing program [pid 672] <... openat resumed>) = 3 [pid 305] <... restart_syscall resumed>) = 0 [pid 672] write(3, "1000", 4) = 4 [pid 672] close(3) = 0 [pid 305] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW [pid 672] symlink("/dev/binderfs", "./binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 674] set_robust_list(0x55558b467760, 24 [pid 672] <... symlink resumed>) = 0 [pid 305] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 672] write(1, "executing program\n", 18) = 18 [pid 672] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 672] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 672] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 672] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 672] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... openat resumed>) = 3 executing program [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 673] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 673] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 673] <... symlinkat resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./73/binderfs" [pid 673] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 673] <... unlinkat resumed>) = 0 [pid 305] unlink("./73/binderfs" [pid 673] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 305] <... unlink resumed>) = 0 [pid 673] exit_group(0 [pid 305] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 673] <... exit_group resumed>) = ? [pid 674] <... set_robust_list resumed>) = 0 [pid 673] +++ exited with 0 +++ [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [ 31.113093][ T670] Mass Storage Function, version: 2009/09/11 [ 31.119141][ T670] LUN: removable file: (no medium) [ 31.126933][ T668] Mass Storage Function, version: 2009/09/11 [ 31.133525][ T668] LUN: removable file: (no medium) [ 31.147003][ T671] Mass Storage Function, version: 2009/09/11 [ 31.153846][ T671] LUN: removable file: (no medium) [pid 305] newfstatat(AT_FDCWD, "./73/config" [pid 674] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./73/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 671] <... mkdirat resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 671] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 671] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 671] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] getdents64(4 [pid 671] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 671] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 674] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 674] chdir("./74" [pid 671] <... rmdir resumed>) = 0 [pid 305] rmdir("./73/config" [pid 308] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 671] exit_group(0) = ? [pid 674] <... chdir resumed>) = 0 [pid 671] +++ exited with 0 +++ [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rmdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] getdents64(3 [pid 674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... openat resumed>) = 3 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 674] <... prctl resumed>) = 0 [pid 308] fstat(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 672] <... mkdirat resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] close(3 [pid 674] setpgid(0, 0 [pid 308] getdents64(3 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 674] <... setpgid resumed>) = 0 [pid 308] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./73" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] <... rmdir resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./72/binderfs" [pid 305] mkdir("./74", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] <... mkdir resumed>) = 0 [pid 674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] unlink("./72/binderfs" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] newfstatat(AT_FDCWD, "./69/binderfs" [pid 308] <... unlink resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 674] <... openat resumed>) = 3 ci2-android-5-15/strace-static-x86_64: Process 675 attached [pid 672] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... umount2 resumed>) = 0 [pid 307] unlink("./69/binderfs" [pid 675] set_robust_list(0x55558b467760, 24 [pid 674] write(3, "1000", 4 [pid 672] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... unlink resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 675 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./72/config" [pid 675] <... set_robust_list resumed>) = 0 [pid 674] <... write resumed>) = 4 [pid 672] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./72/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 674] close(3 [pid 672] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... umount2 resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 674] <... close resumed>) = 0 [pid 672] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./72/config" [pid 675] rt_sigprocmask(SIG_SETMASK, [] [pid 674] symlink("/dev/binderfs", "./binderfs" [pid 672] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 675] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 674] <... symlink resumed>) = 0 [pid 672] exit_group(0 [pid 308] getdents64(3 [pid 307] newfstatat(AT_FDCWD, "./69/config" [pid 674] write(1, "executing program\n", 18 [pid 672] <... exit_group resumed>) = ? [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 674] <... write resumed>) = 18 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] umount2("./69/config", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 674] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 674] <... mkdirat resumed>) = 0 [pid 672] +++ exited with 0 +++ [pid 308] close(3 [pid 307] openat(AT_FDCWD, "./69/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 674] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... openat resumed>) = 4 [pid 674] <... mount resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 307] fstat(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 674] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 674] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./72" [pid 307] getdents64(4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 674] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 674] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(4 [pid 674] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 675] chdir("./74" [pid 308] <... rmdir resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] mkdir("./73", 0777 [pid 307] close(4 [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 676 attached [pid 674] <... mkdirat resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 676] set_robust_list(0x55558b467760, 24 [pid 675] <... chdir resumed>) = 0 [pid 674] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 676 [pid 307] rmdir("./69/config" [pid 306] fstat(3 [pid 676] <... set_robust_list resumed>) = 0 [pid 675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rmdir resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 676] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 676] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 676] chdir("./73" [pid 307] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 676] <... chdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] rmdir("./69" [pid 306] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 676] <... prctl resumed>) = 0 [pid 675] <... prctl resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 676] setpgid(0, 0 [pid 307] mkdir("./70", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 676] <... setpgid resumed>) = 0 [pid 675] setpgid(0, 0 [pid 674] <... symlinkat resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./71/binderfs" [pid 676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 676] <... openat resumed>) = 3 [pid 675] <... setpgid resumed>) = 0 [pid 674] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 676] write(3, "1000", 4 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] unlink("./71/binderfs"ci2-android-5-15/strace-static-x86_64: Process 677 attached [pid 676] <... write resumed>) = 4 [pid 675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 674] <... unlinkat resumed>) = 0 [pid 677] set_robust_list(0x55558b467760, 24 [pid 676] close(3 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 677 [pid 306] <... unlink resumed>) = 0 [pid 677] <... set_robust_list resumed>) = 0 [pid 676] <... close resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 677] rt_sigprocmask(SIG_SETMASK, [] [pid 676] symlink("/dev/binderfs", "./binderfs" [pid 675] <... openat resumed>) = 3 [pid 674] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 676] <... symlink resumed>) = 0 [pid 675] write(3, "1000", 4 [pid 306] <... umount2 resumed>) = 0 [pid 677] chdir("./70" executing program [pid 676] write(1, "executing program\n", 18 [pid 675] <... write resumed>) = 4 [pid 674] <... rmdir resumed>) = 0 [pid 306] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] <... chdir resumed>) = 0 [pid 676] <... write resumed>) = 18 [pid 677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 676] mkdirat(AT_FDCWD, "./config", 0777 [pid 675] close(3 [pid 674] exit_group(0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 31.161573][ T672] Mass Storage Function, version: 2009/09/11 [ 31.168940][ T672] LUN: removable file: (no medium) [ 31.203724][ T674] Mass Storage Function, version: 2009/09/11 [ 31.210160][ T674] LUN: removable file: (no medium) [pid 674] <... exit_group resumed>) = ? [pid 677] <... prctl resumed>) = 0 [pid 676] <... mkdirat resumed>) = 0 [pid 675] <... close resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./71/config" [pid 676] mount(NULL, "./config", "configfs", 0, NULL [pid 675] symlink("/dev/binderfs", "./binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 676] <... mount resumed>) = 0 [pid 306] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 676] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 676] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] openat(AT_FDCWD, "./71/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 677] setpgid(0, 0 [pid 676] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 675] <... symlink resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 677] <... setpgid resumed>) = 0 [pid 676] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 675] write(1, "executing program\n", 18 [pid 306] fstat(4 [pid 676] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 675] <... write resumed>) = 18 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./71/config") = 0 [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./71") = 0 [pid 306] mkdir("./72", 0777) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 678 [pid 675] mkdirat(AT_FDCWD, "./config", 0777 [pid 677] <... openat resumed>) = 3 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 678 attached [pid 678] set_robust_list(0x55558b467760, 24) = 0 [pid 675] <... mkdirat resumed>) = 0 [pid 677] write(3, "1000", 4) = 4 [pid 675] mount(NULL, "./config", "configfs", 0, NULL [pid 674] +++ exited with 0 +++ [pid 677] close(3 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=674, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 677] <... close resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 677] symlink("/dev/binderfs", "./binderfs" [pid 675] <... mount resumed>) = 0 executing program [pid 678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 678] chdir("./72") = 0 [pid 678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 678] setpgid(0, 0) = 0 [pid 678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 678] write(3, "1000", 4) = 4 [pid 678] close(3) = 0 [pid 678] symlink("/dev/binderfs", "./binderfs" [pid 677] <... symlink resumed>) = 0 [pid 675] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 677] write(1, "executing program\n", 18 executing program [pid 675] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 678] <... symlink resumed>) = 0 [pid 677] <... write resumed>) = 18 [pid 676] <... mkdirat resumed>) = 0 [pid 675] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 677] mkdirat(AT_FDCWD, "./config", 0777 [pid 676] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 675] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 678] write(1, "executing program\n", 18 [pid 677] <... mkdirat resumed>) = 0 [pid 675] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 677] mount(NULL, "./config", "configfs", 0, NULL [pid 676] <... symlinkat resumed>) = 0 [pid 675] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 678] <... write resumed>) = 18 [pid 677] <... mount resumed>) = 0 executing program [pid 676] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 675] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 677] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 675] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 677] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 675] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 677] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 676] <... unlinkat resumed>) = 0 [pid 675] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 677] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 676] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 677] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 675] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 677] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 678] mkdirat(AT_FDCWD, "./config", 0777 [pid 677] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 676] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 675] <... rmdir resumed>) = 0 [pid 678] <... mkdirat resumed>) = 0 [pid 677] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 678] mount(NULL, "./config", "configfs", 0, NULL [pid 677] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 675] exit_group(0 [pid 676] exit_group(0 [pid 677] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 675] <... exit_group resumed>) = ? [pid 677] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 676] <... exit_group resumed>) = ? [pid 678] <... mount resumed>) = 0 [pid 677] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 675] +++ exited with 0 +++ [pid 309] <... restart_syscall resumed>) = 0 [pid 677] exit_group(0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 677] <... exit_group resumed>) = ? [pid 676] +++ exited with 0 +++ [pid 678] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 678] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 677] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 678] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 678] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 305] <... openat resumed>) = 3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 309] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(3 [pid 309] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./74/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./74/binderfs" [pid 309] unlink("./74/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... unlink resumed>) = 0 [pid 305] unlink("./74/binderfs" [pid 309] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 678] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 678] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 678] <... symlinkat resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./74/config" [pid 308] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./74/config" [pid 678] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(3 [pid 307] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 678] <... unlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 678] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] openat(AT_FDCWD, "./74/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(3 [pid 307] fstat(3 [pid 305] openat(AT_FDCWD, "./74/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 4 [pid 678] <... rmdir resumed>) = 0 [pid 309] fstat(4 [pid 308] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 308] newfstatat(AT_FDCWD, "./73/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(4 [pid 678] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 678] <... exit_group resumed>) = ? [pid 309] getdents64(4 [pid 308] unlink("./73/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./70/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 678] +++ exited with 0 +++ [pid 309] close(4 [pid 308] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] close(4 [pid 309] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] unlink("./70/binderfs" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=678, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] <... close resumed>) = 0 [pid 309] rmdir("./74/config" [pid 308] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] rmdir("./74/config" [pid 309] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 308] newfstatat(AT_FDCWD, "./73/config" [pid 307] <... umount2 resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./70/config" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... close resumed>) = 0 [pid 308] openat(AT_FDCWD, "./73/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] rmdir("./74" [pid 307] umount2("./70/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(3 [pid 308] <... openat resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./70/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] fstat(4 [pid 309] <... rmdir resumed>) = 0 [pid 308] fstat(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] mkdir("./75", 0777 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 305] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./70/config" [pid 309] <... mkdir resumed>) = 0 [pid 308] getdents64(4 [pid 307] <... rmdir resumed>) = 0 [pid 305] rmdir("./74" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./70" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] getdents64(4 [pid 307] mkdir("./71", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 305] mkdir("./75", 0777 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] close(4 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 680 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... close resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 679 [pid 308] rmdir("./73/config" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 679 attached [pid 679] set_robust_list(0x55558b467760, 24) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(3 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 679] chdir("./75") = 0 [pid 679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 679] setpgid(0, 0 [pid 308] close(3 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 681 [pid 679] <... setpgid resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] rmdir("./73" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] <... rmdir resumed>) = 0 [pid 679] write(3, "1000", 4 [pid 308] mkdir("./74", 0777 [pid 306] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 679] <... write resumed>) = 4 [pid 679] close(3) = 0 [pid 679] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] <... mkdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 679] write(1, "executing program\n", 18) = 18 executing program [pid 679] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... openat resumed>) = 3 [pid 679] <... mkdirat resumed>) = 0 [pid 679] mount(NULL, "./config", "configfs", 0, NULL [pid 306] fstat(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 682 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] getdents64(3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 679] <... mount resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 679] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 679] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 679] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 679] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 682 attached ci2-android-5-15/strace-static-x86_64: Process 681 attached ci2-android-5-15/strace-static-x86_64: Process 680 attached [ 31.222494][ T676] Mass Storage Function, version: 2009/09/11 [ 31.229653][ T676] LUN: removable file: (no medium) [ 31.250090][ T678] Mass Storage Function, version: 2009/09/11 [ 31.256222][ T678] LUN: removable file: (no medium) [pid 306] newfstatat(AT_FDCWD, "./72/binderfs" [pid 682] set_robust_list(0x55558b467760, 24 [pid 680] set_robust_list(0x55558b467760, 24 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 682] <... set_robust_list resumed>) = 0 [pid 680] <... set_robust_list resumed>) = 0 [pid 306] unlink("./72/binderfs" [pid 682] rt_sigprocmask(SIG_SETMASK, [] [pid 680] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... unlink resumed>) = 0 [pid 682] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 681] set_robust_list(0x55558b467760, 24 [pid 680] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 682] chdir("./74" [pid 681] <... set_robust_list resumed>) = 0 [pid 680] chdir("./71" [pid 306] <... umount2 resumed>) = 0 [pid 682] <... chdir resumed>) = 0 [pid 681] rt_sigprocmask(SIG_SETMASK, [] [pid 680] <... chdir resumed>) = 0 [pid 306] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 681] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 682] <... prctl resumed>) = 0 [pid 681] chdir("./75" [pid 680] <... prctl resumed>) = 0 [pid 679] <... mkdirat resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./72/config" [pid 682] setpgid(0, 0 [pid 681] <... chdir resumed>) = 0 [pid 680] setpgid(0, 0 [pid 679] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 682] <... setpgid resumed>) = 0 [pid 681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 680] <... setpgid resumed>) = 0 [pid 679] <... symlinkat resumed>) = 0 [pid 306] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 679] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 679] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] openat(AT_FDCWD, "./72/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 681] <... prctl resumed>) = 0 [pid 680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... openat resumed>) = 4 [pid 680] <... openat resumed>) = 3 [pid 679] <... rmdir resumed>) = 0 [pid 306] fstat(4 [pid 682] <... openat resumed>) = 3 [pid 681] setpgid(0, 0 [pid 680] write(3, "1000", 4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 682] write(3, "1000", 4 [pid 681] <... setpgid resumed>) = 0 [pid 680] <... write resumed>) = 4 [pid 679] exit_group(0 [pid 306] getdents64(4 [pid 679] <... exit_group resumed>) = ? [pid 682] <... write resumed>) = 4 [pid 681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 680] close(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 682] close(3 [pid 681] <... openat resumed>) = 3 [pid 680] <... close resumed>) = 0 [pid 679] +++ exited with 0 +++ [pid 306] getdents64(4 [pid 682] <... close resumed>) = 0 [pid 681] write(3, "1000", 4 [pid 680] symlink("/dev/binderfs", "./binderfs" [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 682] symlink("/dev/binderfs", "./binderfs" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] close(4) = 0 [pid 682] <... symlink resumed>) = 0 [pid 306] rmdir("./72/config" [pid 682] write(1, "executing program\n", 18 [pid 681] <... write resumed>) = 4 [pid 680] <... symlink resumed>) = 0 [pid 682] <... write resumed>) = 18 executing program [pid 680] write(1, "executing program\n", 18 [pid 306] <... rmdir resumed>) = 0 [pid 681] close(3 executing program [pid 680] <... write resumed>) = 18 [pid 306] getdents64(3 [pid 682] mkdirat(AT_FDCWD, "./config", 0777 [pid 681] <... close resumed>) = 0 [pid 680] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 682] <... mkdirat resumed>) = 0 [pid 682] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 306] close(3 [pid 682] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... close resumed>) = 0 [pid 682] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] rmdir("./72" [pid 682] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 682] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 681] symlink("/dev/binderfs", "./binderfs" [pid 680] <... mkdirat resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 681] <... symlink resumed>) = 0 [pid 680] mount(NULL, "./config", "configfs", 0, NULL [pid 306] mkdir("./73", 0777 [pid 681] write(1, "executing program\n", 18 [pid 680] <... mount resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 executing program [pid 681] <... write resumed>) = 18 [pid 680] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 681] mkdirat(AT_FDCWD, "./config", 0777 [pid 680] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 681] <... mkdirat resumed>) = 0 [pid 680] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 681] mount(NULL, "./config", "configfs", 0, NULL [pid 680] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-android-5-15/strace-static-x86_64: Process 683 attached [pid 682] <... mkdirat resumed>) = 0 [pid 681] <... mount resumed>) = 0 [pid 680] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 683 [pid 683] set_robust_list(0x55558b467760, 24 [pid 682] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 681] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 680] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 683] <... set_robust_list resumed>) = 0 [pid 682] <... symlinkat resumed>) = 0 [pid 681] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 680] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 683] rt_sigprocmask(SIG_SETMASK, [] [pid 682] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 681] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 680] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 681] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 680] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] fstat(3 [pid 681] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 680] <... unlinkat resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 681] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 680] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 681] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] getdents64(3 [pid 683] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 682] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 680] <... rmdir resumed>) = 0 [pid 683] chdir("./73" [pid 682] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 680] exit_group(0 [pid 309] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 681] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 680] <... exit_group resumed>) = ? [pid 683] <... chdir resumed>) = 0 [pid 682] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 682] exit_group(0 [pid 683] <... prctl resumed>) = 0 [pid 682] <... exit_group resumed>) = ? [pid 683] setpgid(0, 0 [pid 682] +++ exited with 0 +++ [pid 681] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 680] +++ exited with 0 +++ [pid 309] newfstatat(AT_FDCWD, "./75/binderfs" [pid 683] <... setpgid resumed>) = 0 [pid 681] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 681] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 681] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] unlink("./75/binderfs" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=682, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 683] <... openat resumed>) = 3 [pid 681] exit_group(0 [pid 309] <... unlink resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 683] write(3, "1000", 4 [pid 681] <... exit_group resumed>) = ? [pid 309] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 683] <... write resumed>) = 4 [pid 683] close(3) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 683] symlink("/dev/binderfs", "./binderfs") = 0 [pid 681] +++ exited with 0 +++ [pid 309] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 683] write(1, "executing program\n", 18 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 683] <... write resumed>) = 18 [pid 309] newfstatat(AT_FDCWD, "./75/config" executing program [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 683] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 683] <... mkdirat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./75/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 683] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... openat resumed>) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 683] <... mount resumed>) = 0 [pid 309] getdents64(4 [pid 683] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 683] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(4 [pid 683] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 683] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rmdir("./75/config" [pid 683] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./75") = 0 [pid 309] mkdir("./76", 0777) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... restart_syscall resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 684 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./75/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] unlink("./75/binderfs" [pid 308] <... openat resumed>) = 3 [pid 307] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 684 attached [pid 684] set_robust_list(0x55558b467760, 24) = 0 [pid 684] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 684] chdir("./76") = 0 [pid 684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 684] setpgid(0, 0) = 0 [pid 684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 684] write(3, "1000", 4) = 4 [pid 684] close(3) = 0 [pid 684] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] fstat(3 [pid 307] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(3 [pid 305] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] newfstatat(AT_FDCWD, "./75/config" [pid 308] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] newfstatat(AT_FDCWD, "./74/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] openat(AT_FDCWD, "./75/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] unlink("./74/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... openat resumed>) = 4 [pid 684] write(1, "executing program\n", 18 [pid 308] <... unlink resumed>) = 0 [pid 305] fstat(4 [pid 307] newfstatat(AT_FDCWD, "./71/binderfs" [pid 684] <... write resumed>) = 18 [pid 308] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 684] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... umount2 resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] getdents64(4 [pid 684] <... mkdirat resumed>) = 0 [pid 683] <... mkdirat resumed>) = 0 [pid 308] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./71/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 684] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(4 [pid 684] <... mount resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./74/config" [pid 307] <... unlink resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 684] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 683] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(4 [pid 684] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 684] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./75/config" [pid 684] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 683] <... symlinkat resumed>) = 0 [pid 308] openat(AT_FDCWD, "./74/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rmdir resumed>) = 0 [pid 684] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] getdents64(3 [pid 684] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... openat resumed>) = 4 [pid 307] newfstatat(AT_FDCWD, "./71/config" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 684] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] fstat(4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] close(3 [pid 684] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] umount2("./71/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 684] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] getdents64(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./75" [pid 684] <... unlinkat resumed>) = 0 [pid 683] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] openat(AT_FDCWD, "./71/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... rmdir resumed>) = 0 [pid 684] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] getdents64(4 [pid 307] <... openat resumed>) = 4 [pid 683] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] mkdir("./76", 0777 [pid 684] <... rmdir resumed>) = 0 [pid 683] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] fstat(4 [pid 305] <... mkdir resumed>) = 0 [pid 684] exit_group(0 [pid 683] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] close(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 684] <... exit_group resumed>) = ? [pid 308] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 684] +++ exited with 0 +++ [pid 683] exit_group(0 [pid 308] rmdir("./74/config" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... rmdir resumed>) = 0 [pid 683] <... exit_group resumed>) = ? [pid 307] getdents64(4 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] getdents64(3 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 685 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] close(3 [pid 307] close(4 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 308] rmdir("./74" [pid 307] rmdir("./71/config"ci2-android-5-15/strace-static-x86_64: Process 685 attached [pid 685] set_robust_list(0x55558b467760, 24) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 685] chdir("./76" [pid 307] <... rmdir resumed>) = 0 [pid 308] mkdir("./75", 0777 [pid 307] getdents64(3 [pid 685] <... chdir resumed>) = 0 [pid 685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 685] setpgid(0, 0) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] close(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... close resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] rmdir("./71" [pid 685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 685] write(3, "1000", 4) = 4 [pid 685] close(3) = 0 [pid 685] symlink("/dev/binderfs", "./binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 686 [pid 307] mkdir("./72", 0777 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 685] <... symlink resumed>) = 0 [pid 685] write(1, "executing program\n", 18) = 18 [pid 307] <... mkdir resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 683] +++ exited with 0 +++ [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=683, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 685] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 687 executing program [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 685] <... mkdirat resumed>) = 0 [pid 685] mount(NULL, "./config", "configfs", 0, NULLci2-android-5-15/strace-static-x86_64: Process 687 attached ) = 0 [pid 685] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 687] set_robust_list(0x55558b467760, 24 [pid 685] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 685] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 685] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 687] <... set_robust_list resumed>) = 0 [ 31.275305][ T679] Mass Storage Function, version: 2009/09/11 [ 31.281510][ T679] LUN: removable file: (no medium) [ 31.292140][ T682] Mass Storage Function, version: 2009/09/11 [ 31.298204][ T682] LUN: removable file: (no medium) [ 31.311181][ T683] Mass Storage Function, version: 2009/09/11 [ 31.318386][ T683] LUN: removable file: (no medium) ci2-android-5-15/strace-static-x86_64: Process 686 attached [pid 687] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 309] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 687] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 686] set_robust_list(0x55558b467760, 24 [pid 685] <... mkdirat resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 306] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 687] chdir("./72" [pid 686] <... set_robust_list resumed>) = 0 [pid 685] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] getdents64(3 [pid 687] <... chdir resumed>) = 0 [pid 306] getdents64(3 [pid 687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./76/binderfs" [pid 306] newfstatat(AT_FDCWD, "./73/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./76/binderfs" [pid 306] unlink("./73/binderfs" [pid 687] <... prctl resumed>) = 0 [pid 687] setpgid(0, 0 [pid 309] <... unlink resumed>) = 0 [pid 687] <... setpgid resumed>) = 0 [pid 687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 687] <... openat resumed>) = 3 [pid 685] <... symlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 306] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 687] write(3, "1000", 4 [pid 686] rt_sigprocmask(SIG_SETMASK, [] [pid 685] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./76/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./73/config" [pid 309] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./76/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 687] <... write resumed>) = 4 [pid 309] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./73/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(4 [pid 306] <... openat resumed>) = 4 [pid 687] close(3 [pid 686] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 685] <... unlinkat resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(4 [pid 309] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 309] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 309] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... close resumed>) = 0 [pid 306] close(4 [pid 309] rmdir("./76/config" [pid 306] <... close resumed>) = 0 [pid 687] <... close resumed>) = 0 [pid 686] chdir("./75" [pid 685] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... rmdir resumed>) = 0 [pid 306] rmdir("./73/config" [pid 687] symlink("/dev/binderfs", "./binderfs" [pid 686] <... chdir resumed>) = 0 [pid 309] getdents64(3 [pid 306] <... rmdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3 [pid 309] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 685] <... rmdir resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 306] close(3 [pid 309] rmdir("./76" [pid 687] <... symlink resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 687] write(1, "executing program\n", 18 [pid 686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 685] exit_group(0 [pid 309] <... rmdir resumed>) = 0 executing program [pid 306] rmdir("./73" [pid 687] <... write resumed>) = 18 [pid 686] <... prctl resumed>) = 0 [pid 685] <... exit_group resumed>) = ? [pid 309] mkdir("./77", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 687] mkdirat(AT_FDCWD, "./config", 0777 [pid 686] setpgid(0, 0 [pid 309] <... mkdir resumed>) = 0 [pid 306] mkdir("./74", 0777 [pid 685] +++ exited with 0 +++ [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... mkdir resumed>) = 0 [pid 687] <... mkdirat resumed>) = 0 [pid 686] <... setpgid resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 687] mount(NULL, "./config", "configfs", 0, NULL [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 687] <... mount resumed>) = 0 [pid 686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 688 attached ci2-android-5-15/strace-static-x86_64: Process 689 attached [pid 687] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 686] <... openat resumed>) = 3 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 688 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 689 [pid 687] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 686] write(3, "1000", 4 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 688] set_robust_list(0x55558b467760, 24) = 0 [pid 688] rt_sigprocmask(SIG_SETMASK, [] [pid 687] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 686] <... write resumed>) = 4 [pid 689] set_robust_list(0x55558b467760, 24 [pid 688] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 688] chdir("./77") = 0 [pid 687] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 686] close(3 [pid 689] <... set_robust_list resumed>) = 0 [pid 688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 687] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 686] <... close resumed>) = 0 [pid 688] <... prctl resumed>) = 0 [pid 688] setpgid(0, 0) = 0 [pid 688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 686] symlink("/dev/binderfs", "./binderfs" [pid 688] <... openat resumed>) = 3 [pid 688] write(3, "1000", 4) = 4 [pid 688] close(3) = 0 [pid 688] symlink("/dev/binderfs", "./binderfs") = 0 [pid 688] write(1, "executing program\n", 18) = 18 [pid 688] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 688] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 688] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 688] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 688] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... restart_syscall resumed>) = 0 [pid 689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 686] <... symlink resumed>) = 0 [pid 689] chdir("./74") = 0 [pid 689] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 686] write(1, "executing program\n", 18 [pid 689] <... prctl resumed>) = 0 [pid 689] setpgid(0, 0) = 0 [pid 689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 686] <... write resumed>) = 18 [pid 305] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 689] write(3, "1000", 4) = 4 [pid 689] close(3) = 0 [pid 689] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 686] mkdirat(AT_FDCWD, "./config", 0777 [pid 689] write(1, "executing program\n", 18) = 18 executing program [pid 689] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 305] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 689] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 686] <... mkdirat resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 689] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 686] mount(NULL, "./config", "configfs", 0, NULL [pid 305] fstat(3 [pid 689] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 689] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 686] <... mount resumed>) = 0 [pid 305] getdents64(3 [pid 689] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 686] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 689] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 686] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 686] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 686] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] newfstatat(AT_FDCWD, "./76/binderfs" [pid 686] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./76/binderfs" [pid 687] <... mkdirat resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 688] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 688] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 689] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 686] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 689] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 688] <... symlinkat resumed>) = 0 [pid 686] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 688] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... umount2 resumed>) = 0 [pid 686] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 689] <... symlinkat resumed>) = 0 [pid 688] <... unlinkat resumed>) = 0 [pid 686] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 688] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 686] <... unlinkat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 689] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 688] <... rmdir resumed>) = 0 [pid 686] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] newfstatat(AT_FDCWD, "./76/config" [pid 688] exit_group(0 [pid 689] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 686] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 688] <... exit_group resumed>) = ? [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 686] exit_group(0 [pid 689] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 689] exit_group(0) = ? [pid 689] +++ exited with 0 +++ [pid 688] +++ exited with 0 +++ [pid 686] <... exit_group resumed>) = ? [pid 305] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 687] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 687] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 686] +++ exited with 0 +++ [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./76/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 687] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... openat resumed>) = 4 [pid 687] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] fstat(4 [pid 687] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 687] exit_group(0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 687] <... exit_group resumed>) = ? [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... restart_syscall resumed>) = 0 [pid 305] getdents64(4 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 309] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 309] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rmdir("./76/config" [pid 309] <... openat resumed>) = 3 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] fstat(3 [pid 308] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 305] <... rmdir resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(3 [pid 308] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 308] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] fstat(3 [pid 306] newfstatat(AT_FDCWD, "./74/binderfs" [pid 305] close(3 [pid 309] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(3 [pid 306] unlink("./74/binderfs" [pid 305] <... close resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./77/binderfs" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... unlink resumed>) = 0 [pid 305] rmdir("./76" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./75/binderfs" [pid 309] unlink("./77/binderfs" [pid 306] <... umount2 resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rmdir resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] unlink("./75/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... unlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./74/config" [pid 305] mkdir("./77", 0777 [pid 309] <... umount2 resumed>) = 0 [pid 308] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 306] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./74/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./75/config" [pid 305] <... mkdir resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./77/config" [pid 306] <... openat resumed>) = 4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] fstat(4 [pid 309] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] openat(AT_FDCWD, "./77/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./75/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] getdents64(4 [pid 687] +++ exited with 0 +++ [pid 309] <... openat resumed>) = 4 ci2-android-5-15/strace-static-x86_64: Process 690 attached [pid 309] fstat(4 [pid 308] <... openat resumed>) = 4 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 690 [pid 690] set_robust_list(0x55558b467760, 24 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] fstat(4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] getdents64(4 [pid 690] <... set_robust_list resumed>) = 0 [pid 309] getdents64(4 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] getdents64(4 [pid 306] close(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... close resumed>) = 0 [pid 690] rt_sigprocmask(SIG_SETMASK, [] [pid 309] close(4 [pid 308] getdents64(4 [pid 306] rmdir("./74/config" [pid 690] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./77/config" [pid 308] close(4 [pid 306] <... rmdir resumed>) = 0 [pid 690] chdir("./77" [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./75/config" [pid 690] <... chdir resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 690] <... prctl resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 690] setpgid(0, 0 [pid 309] close(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 690] <... setpgid resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] close(3 [pid 306] <... close resumed>) = 0 [pid 309] rmdir("./77" [pid 308] <... close resumed>) = 0 [pid 306] rmdir("./74" [pid 690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 309] <... rmdir resumed>) = 0 [pid 690] write(3, "1000", 4) = 4 [pid 306] <... rmdir resumed>) = 0 [pid 309] mkdir("./78", 0777 [pid 308] rmdir("./75" [pid 306] mkdir("./75", 0777 [pid 690] close(3) = 0 [pid 690] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] <... mkdir resumed>) = 0 [pid 690] write(1, "executing program\n", 18) = 18 [pid 690] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 690] <... mkdirat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 308] mkdir("./76", 0777 [pid 306] <... mkdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 690] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 690] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 690] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 690] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 31.337094][ T685] Mass Storage Function, version: 2009/09/11 [ 31.343422][ T685] LUN: removable file: (no medium) [ 31.360014][ T687] Mass Storage Function, version: 2009/09/11 [ 31.370271][ T687] LUN: removable file: (no medium) [pid 690] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 691 attached [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 691 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 690] <... mkdirat resumed>) = 0 [pid 690] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 690] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 690] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 693 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 692 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... openat resumed>) = 3 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 690] exit_group(0 [pid 307] getdents64(3 [pid 690] <... exit_group resumed>) = ? [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./72/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./72/binderfs") = 0 [pid 307] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 307] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./72/config" [pid 690] +++ exited with 0 +++ [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./72/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=690, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] openat(AT_FDCWD, "./72/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 692 attached ) = 4 [pid 307] fstat(4 [pid 692] set_robust_list(0x55558b467760, 24 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 692] <... set_robust_list resumed>) = 0 [pid 307] getdents64(4 [pid 692] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 692] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 692] chdir("./75" [pid 307] close(4 [pid 692] <... chdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] rmdir("./72/config" [pid 692] setpgid(0, 0) = 0 [pid 692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... rmdir resumed>) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./72" [pid 692] <... openat resumed>) = 3 [pid 692] write(3, "1000", 4) = 4 [pid 692] close(3) = 0 [pid 692] symlink("/dev/binderfs", "./binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 307] mkdir("./73", 0777 [pid 692] <... symlink resumed>) = 0 [pid 692] write(1, "executing program\n", 18) = 18 [pid 692] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... mkdir resumed>) = 0 executing program [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 692] <... mkdirat resumed>) = 0 [pid 692] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 692] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 694 ci2-android-5-15/strace-static-x86_64: Process 694 attached ci2-android-5-15/strace-static-x86_64: Process 693 attached [pid 691] set_robust_list(0x55558b467760, 24 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 692] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... openat resumed>) = 3 [pid 692] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 692] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] fstat(3 [pid 694] set_robust_list(0x55558b467760, 24 [pid 693] set_robust_list(0x55558b467760, 24 [pid 691] <... set_robust_list resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 692] <... mkdirat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./77/binderfs" [pid 694] <... set_robust_list resumed>) = 0 [pid 693] <... set_robust_list resumed>) = 0 [pid 692] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 691] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 305] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./77/config" [pid 694] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 694] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 694] chdir("./73" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 694] <... chdir resumed>) = 0 [pid 694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] openat(AT_FDCWD, "./77/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 694] <... prctl resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 694] setpgid(0, 0 [pid 305] fstat(4 [pid 694] <... setpgid resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(4 [pid 691] chdir("./78" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] getdents64(4 [pid 691] <... chdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] close(4 [pid 691] <... prctl resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 691] setpgid(0, 0 [pid 305] rmdir("./77/config" [pid 694] <... openat resumed>) = 3 [pid 691] <... setpgid resumed>) = 0 [pid 691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... rmdir resumed>) = 0 [pid 691] <... openat resumed>) = 3 [pid 305] getdents64(3 [pid 694] write(3, "1000", 4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 694] <... write resumed>) = 4 [pid 305] close(3 [pid 694] close(3 [pid 305] <... close resumed>) = 0 [pid 694] <... close resumed>) = 0 [pid 305] rmdir("./77" [pid 691] write(3, "1000", 4 [pid 694] symlink("/dev/binderfs", "./binderfs" [pid 691] <... write resumed>) = 4 [pid 694] <... symlink resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 691] close(3 [pid 305] mkdir("./78", 0777 [pid 691] <... close resumed>) = 0 [pid 691] symlink("/dev/binderfs", "./binderfs") = 0 [pid 694] write(1, "executing program\n", 18) = 18 [pid 694] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... mkdir resumed>) = 0 [pid 691] write(1, "executing program\n", 18 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] executing program executing program [pid 691] <... write resumed>) = 18 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 693] rt_sigprocmask(SIG_SETMASK, [] [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 691] mkdirat(AT_FDCWD, "./config", 0777 [pid 694] <... mkdirat resumed>) = 0 [pid 693] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 695 attached [pid 693] chdir("./76" [pid 691] <... mkdirat resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 695 [pid 694] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 693] <... chdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 691] mount(NULL, "./config", "configfs", 0, NULL [pid 693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 693] <... prctl resumed>) = 0 [pid 691] <... mount resumed>) = 0 [pid 694] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 693] setpgid(0, 0 [pid 691] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 694] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 691] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 693] <... setpgid resumed>) = 0 [pid 694] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 691] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 694] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 691] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 694] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 691] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 694] <... symlinkat resumed>) = 0 [pid 691] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 694] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 691] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 694] <... unlinkat resumed>) = 0 [pid 693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 691] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 694] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 691] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 694] <... rmdir resumed>) = 0 [pid 693] <... openat resumed>) = 3 [pid 691] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 695] set_robust_list(0x55558b467760, 24 [pid 694] exit_group(0 [pid 691] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 693] write(3, "1000", 4 [pid 692] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 694] <... exit_group resumed>) = ? [pid 691] exit_group(0 [pid 695] <... set_robust_list resumed>) = 0 [pid 693] <... write resumed>) = 4 [pid 692] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 691] <... exit_group resumed>) = ? [pid 695] rt_sigprocmask(SIG_SETMASK, [] [pid 694] +++ exited with 0 +++ [pid 693] close(3 [pid 692] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 695] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 693] <... close resumed>) = 0 [pid 695] chdir("./78" [pid 693] symlink("/dev/binderfs", "./binderfs" [pid 692] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 695] <... chdir resumed>) = 0 [pid 693] <... symlink resumed>) = 0 [pid 691] +++ exited with 0 +++ [pid 695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 693] write(1, "executing program\n", 18 [pid 692] <... rmdir resumed>) = -1 ENOENT (No such file or directory) executing program [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 695] <... prctl resumed>) = 0 [pid 693] <... write resumed>) = 18 [pid 692] exit_group(0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 695] setpgid(0, 0 [pid 693] mkdirat(AT_FDCWD, "./config", 0777 [pid 692] <... exit_group resumed>) = ? [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 695] <... setpgid resumed>) = 0 [pid 693] <... mkdirat resumed>) = 0 [pid 695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 693] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 309] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW [pid 695] <... openat resumed>) = 3 [pid 693] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 692] +++ exited with 0 +++ [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 695] write(3, "1000", 4 [pid 693] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 695] <... write resumed>) = 4 [pid 693] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 695] close(3 [pid 693] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 695] <... close resumed>) = 0 [pid 693] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] fstat(3 [pid 307] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 31.390197][ T690] Mass Storage Function, version: 2009/09/11 [ 31.396303][ T690] LUN: removable file: (no medium) [ 31.419477][ T692] Mass Storage Function, version: 2009/09/11 [ 31.425502][ T692] LUN: removable file: (no medium) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] getdents64(3 [pid 307] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./78/binderfs" [pid 307] newfstatat(AT_FDCWD, "./73/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./78/binderfs" [pid 307] unlink("./73/binderfs" [pid 309] <... unlink resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 309] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 695] symlink("/dev/binderfs", "./binderfs" [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./78/config" [pid 306] <... restart_syscall resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./78/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(4 [pid 306] <... openat resumed>) = 3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(3 [pid 309] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 695] <... symlink resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... umount2 resumed>) = 0 [pid 306] getdents64(3 [pid 695] write(1, "executing program\n", 18 [pid 693] <... mkdirat resumed>) = 0 [pid 309] getdents64(4 executing program [pid 307] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 695] <... write resumed>) = 18 [pid 693] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 695] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] close(4 [pid 307] newfstatat(AT_FDCWD, "./73/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... close resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./75/binderfs" [pid 309] rmdir("./78/config" [pid 307] umount2("./73/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 695] <... mkdirat resumed>) = 0 [pid 693] <... symlinkat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] unlink("./75/binderfs" [pid 695] mount(NULL, "./config", "configfs", 0, NULL [pid 309] getdents64(3 [pid 307] openat(AT_FDCWD, "./73/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 695] <... mount resumed>) = 0 [pid 693] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... unlink resumed>) = 0 [pid 695] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] close(3 [pid 307] <... openat resumed>) = 4 [pid 306] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 695] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 693] <... unlinkat resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 307] fstat(4 [pid 695] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] rmdir("./78" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 695] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 693] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 695] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 693] <... rmdir resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 306] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 695] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] mkdir("./79", 0777 [pid 695] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 693] exit_group(0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 695] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 693] <... exit_group resumed>) = ? [pid 695] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... mkdir resumed>) = 0 [pid 307] getdents64(4 [pid 306] newfstatat(AT_FDCWD, "./75/config" [pid 695] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 693] +++ exited with 0 +++ [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 695] exit_group(0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] close(4 [pid 695] <... exit_group resumed>) = ? [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 696 attached [pid 695] +++ exited with 0 +++ [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 696] set_robust_list(0x55558b467760, 24 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 696 [pid 307] rmdir("./73/config" [pid 306] openat(AT_FDCWD, "./75/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 696] <... set_robust_list resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 696] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 307] getdents64(3 [pid 306] fstat(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] close(3 [pid 306] getdents64(4 [pid 696] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] rmdir("./73" [pid 306] getdents64(4 [pid 696] chdir("./79") = 0 [pid 696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] mkdir("./74", 0777 [pid 306] close(4 [pid 696] setpgid(0, 0) = 0 [pid 696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 696] write(3, "1000", 4 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 306] rmdir("./75/config" [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 696] <... write resumed>) = 4 [pid 696] close(3) = 0 [pid 696] symlink("/dev/binderfs", "./binderfs" [pid 306] <... rmdir resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] getdents64(3 [pid 696] <... symlink resumed>) = 0 [pid 696] write(1, "executing program\n", 18) = 18 [pid 696] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 697 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 ci2-android-5-15/strace-static-x86_64: Process 697 attached [pid 696] <... mkdirat resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] close(3 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 696] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... close resumed>) = 0 [pid 696] <... mount resumed>) = 0 [pid 306] rmdir("./75" [pid 696] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 306] <... rmdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 696] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] mkdir("./76", 0777 [pid 696] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 696] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 697] set_robust_list(0x55558b467760, 24 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 697] <... set_robust_list resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 697] rt_sigprocmask(SIG_SETMASK, [] [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 697] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 697] chdir("./74" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 698 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 698 attached [pid 697] <... chdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 697] <... prctl resumed>) = 0 [pid 697] setpgid(0, 0) = 0 [pid 697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 698] set_robust_list(0x55558b467760, 24 [pid 697] <... openat resumed>) = 3 [pid 696] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... openat resumed>) = 3 [pid 698] <... set_robust_list resumed>) = 0 [pid 696] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] fstat(3 [pid 698] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... openat resumed>) = 3 [pid 698] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 698] chdir("./76" [pid 308] fstat(3 [pid 305] getdents64(3 [pid 698] <... chdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 697] write(3, "1000", 4) = 4 [pid 698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 698] <... prctl resumed>) = 0 [pid 697] close(3 [pid 698] setpgid(0, 0 [pid 697] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 698] <... setpgid resumed>) = 0 [pid 697] symlink("/dev/binderfs", "./binderfs" [pid 308] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 697] <... symlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 697] write(1, "executing program\n", 18 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 697] <... write resumed>) = 18 [pid 698] <... openat resumed>) = 3 executing program [pid 697] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] newfstatat(AT_FDCWD, "./76/binderfs" [pid 305] newfstatat(AT_FDCWD, "./78/binderfs" [pid 698] write(3, "1000", 4 [pid 697] <... mkdirat resumed>) = 0 [pid 696] <... symlinkat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 698] <... write resumed>) = 4 [pid 697] mount(NULL, "./config", "configfs", 0, NULL [pid 696] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] unlink("./76/binderfs" [pid 305] unlink("./78/binderfs" [pid 698] close(3 [pid 697] <... mount resumed>) = 0 [pid 696] <... unlinkat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 698] <... close resumed>) = 0 [pid 697] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 696] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 698] symlink("/dev/binderfs", "./binderfs" [pid 697] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 696] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 698] <... symlink resumed>) = 0 [pid 697] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 696] exit_group(0 [pid 308] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 698] write(1, "executing program\n", 18 [pid 697] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 696] <... exit_group resumed>) = ? [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 698] <... write resumed>) = 18 [pid 697] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 696] +++ exited with 0 +++ [pid 308] newfstatat(AT_FDCWD, "./76/config" [pid 305] newfstatat(AT_FDCWD, "./78/config" [pid 698] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 698] <... mkdirat resumed>) = 0 [pid 308] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 698] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 698] <... mount resumed>) = 0 [pid 308] openat(AT_FDCWD, "./76/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 698] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... openat resumed>) = 4 [pid 698] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] fstat(4 [pid 698] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 698] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] getdents64(4 [pid 698] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=696, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] getdents64(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [ 31.444510][ T693] Mass Storage Function, version: 2009/09/11 [ 31.451057][ T693] LUN: removable file: (no medium) [ 31.468219][ T696] Mass Storage Function, version: 2009/09/11 [ 31.474642][ T696] LUN: removable file: (no medium) [ 31.487027][ T697] Mass Storage Function, version: 2009/09/11 [pid 305] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... restart_syscall resumed>) = 0 [pid 308] close(4) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rmdir("./76/config" [pid 305] openat(AT_FDCWD, "./78/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./76") = 0 [pid 308] mkdir("./77", 0777) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 699 [pid 305] <... openat resumed>) = 4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] fstat(4 [pid 698] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 697] <... mkdirat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 698] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 309] <... openat resumed>) = 3 [pid 697] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 698] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 698] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 697] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] fstat(3 [pid 305] getdents64(4 [pid 698] exit_group(0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 698] <... exit_group resumed>) = ? [pid 309] getdents64(3 [pid 305] getdents64(4ci2-android-5-15/strace-static-x86_64: Process 699 attached [pid 699] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 699] chdir("./77") = 0 [pid 699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 698] +++ exited with 0 +++ [pid 699] setpgid(0, 0) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] close(4 [pid 309] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 697] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... close resumed>) = 0 [pid 699] <... openat resumed>) = 3 [pid 699] write(3, "1000", 4 [pid 305] rmdir("./78/config" [pid 309] newfstatat(AT_FDCWD, "./79/binderfs" [pid 699] <... write resumed>) = 4 [pid 699] close(3) = 0 [pid 699] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 699] write(1, "executing program\n", 18) = 18 [pid 699] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./79/binderfs" [pid 305] getdents64(3 [pid 309] <... unlink resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(3) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./78" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 699] <... mkdirat resumed>) = 0 [pid 699] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 309] newfstatat(AT_FDCWD, "./79/config" [pid 305] <... rmdir resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] mkdir("./79", 0777 [pid 309] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 699] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 699] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 699] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./79/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... mkdir resumed>) = 0 [pid 699] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... openat resumed>) = 4 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] getdents64(4 [pid 697] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 700 [pid 309] close(4 [pid 306] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rmdir("./79/config" [pid 306] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 697] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... rmdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 ci2-android-5-15/strace-static-x86_64: Process 700 attached [pid 699] <... mkdirat resumed>) = 0 [pid 697] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 306] fstat(3 [pid 697] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 700] set_robust_list(0x55558b467760, 24 [pid 699] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 697] <... exit_group resumed>) = ? [pid 309] close(3 [pid 306] getdents64(3 [pid 700] <... set_robust_list resumed>) = 0 [pid 699] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 697] +++ exited with 0 +++ [pid 309] <... close resumed>) = 0 [pid 700] rt_sigprocmask(SIG_SETMASK, [] [pid 699] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] rmdir("./79" [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 700] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 699] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 700] chdir("./79" [pid 699] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... rmdir resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] mkdir("./80", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 700] <... chdir resumed>) = 0 [pid 699] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 699] exit_group(0 [pid 700] <... prctl resumed>) = 0 [pid 699] <... exit_group resumed>) = ? [pid 700] setpgid(0, 0 [pid 309] <... mkdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./76/binderfs" [pid 700] <... setpgid resumed>) = 0 [pid 699] +++ exited with 0 +++ [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] unlink("./76/binderfs" [pid 700] <... openat resumed>) = 3 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=699, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... unlink resumed>) = 0 [pid 306] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 306] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 701 attached [pid 700] write(3, "1000", 4 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 700] <... write resumed>) = 4 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 701 [pid 306] newfstatat(AT_FDCWD, "./76/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 700] close(3 [pid 306] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 701] set_robust_list(0x55558b467760, 24 [pid 700] <... close resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 701] <... set_robust_list resumed>) = 0 [pid 700] symlink("/dev/binderfs", "./binderfs" [pid 306] openat(AT_FDCWD, "./76/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 700] <... symlink resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 700] write(1, "executing program\n", 18 [pid 306] fstat(4 [pid 701] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 701] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 700] <... write resumed>) = 18 executing program [pid 306] getdents64(4 [pid 701] chdir("./80" [pid 700] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 701] <... chdir resumed>) = 0 [pid 701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 700] <... mkdirat resumed>) = 0 [pid 306] getdents64(4 [pid 701] <... prctl resumed>) = 0 [pid 701] setpgid(0, 0 [pid 700] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 701] <... setpgid resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] close(4 [pid 700] <... mount resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 700] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./76/config" [pid 701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 700] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 701] <... openat resumed>) = 3 [pid 700] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rmdir resumed>) = 0 [pid 700] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 307] <... openat resumed>) = 3 [pid 306] getdents64(3 [pid 700] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] fstat(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 701] write(3, "1000", 4 [pid 307] getdents64(3 [pid 306] close(3 [pid 701] <... write resumed>) = 4 [pid 701] close(3) = 0 [pid 701] symlink("/dev/binderfs", "./binderfs") = 0 [pid 701] write(1, "executing program\n", 18) = 18 [pid 701] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 701] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 701] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 701] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 701] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... close resumed>) = 0 [pid 308] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./77/binderfs") = 0 [pid 308] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./74/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./74/binderfs" [pid 308] <... umount2 resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] rmdir("./76" [pid 701] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 700] <... mkdirat resumed>) = 0 [pid 307] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 701] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 700] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 701] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 700] <... symlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./77", 0777 [pid 701] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 700] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] newfstatat(AT_FDCWD, "./77/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 701] <... unlinkat resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./74/config" [pid 701] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 701] <... rmdir resumed>) = 0 [pid 700] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./74/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 701] exit_group(0 [pid 700] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 701] <... exit_group resumed>) = ? [pid 700] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] openat(AT_FDCWD, "./77/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./74/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 701] +++ exited with 0 +++ [pid 700] exit_group(0 [pid 308] <... openat resumed>) = 4 [pid 307] <... openat resumed>) = 4 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 700] <... exit_group resumed>) = ? [pid 308] fstat(4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] close(4 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] getdents64(4 [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./74/config" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 702 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... rmdir resumed>) = 0 [pid 308] getdents64(4 [pid 307] getdents64(3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 700] +++ exited with 0 +++ [pid 308] close(4 [pid 307] close(3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] rmdir("./77/config" [pid 307] rmdir("./74" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 307] mkdir("./75", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 308] close(3 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... close resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] rmdir("./77" [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./78", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 703 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 702 attached [pid 702] set_robust_list(0x55558b467760, 24) = 0 [pid 702] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 702] chdir("./77" [pid 308] <... mkdir resumed>) = 0 [pid 702] <... chdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 702] <... prctl resumed>) = 0 [pid 702] setpgid(0, 0) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 702] write(3, "1000", 4) = 4 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 704 [pid 702] close(3 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 702] <... close resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 702] symlink("/dev/binderfs", "./binderfs"ci2-android-5-15/strace-static-x86_64: Process 703 attached ) = 0 [pid 702] write(1, "executing program\n", 18) = 18 executing program [pid 702] mkdirat(AT_FDCWD, "./config", 0777 [pid 703] set_robust_list(0x55558b467760, 24 [pid 702] <... mkdirat resumed>) = 0 [pid 702] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 702] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 703] <... set_robust_list resumed>) = 0 [pid 702] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 702] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 31.493890][ T697] LUN: removable file: (no medium) [ 31.506089][ T699] Mass Storage Function, version: 2009/09/11 [ 31.512315][ T699] LUN: removable file: (no medium) [ 31.525905][ T700] Mass Storage Function, version: 2009/09/11 [ 31.532244][ T700] LUN: removable file: (no medium) [pid 702] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 704 attached [pid 703] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 704] set_robust_list(0x55558b467760, 24 [pid 703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 3 [pid 309] getdents64(3 [pid 305] fstat(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 702] <... mkdirat resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./80/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] unlink("./80/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 702] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./79/binderfs" [pid 309] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./79/binderfs" [pid 309] <... umount2 resumed>) = 0 [pid 702] <... symlinkat resumed>) = 0 [pid 702] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... unlink resumed>) = 0 [pid 309] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./80/config" [pid 305] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./79/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] openat(AT_FDCWD, "./80/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 702] <... unlinkat resumed>) = 0 [pid 702] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] fstat(4 [pid 305] openat(AT_FDCWD, "./79/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 305] fstat(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 305] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] close(4 [pid 305] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./80/config" [pid 305] close(4 [pid 702] <... rmdir resumed>) = 0 [pid 702] exit_group(0) = ? [pid 309] <... rmdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 309] getdents64(3 [pid 305] rmdir("./79/config" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] close(3 [pid 703] chdir("./75" [pid 305] getdents64(3 [pid 309] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./80" [pid 703] <... chdir resumed>) = 0 [pid 305] close(3 [pid 309] <... rmdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] mkdir("./81", 0777 [pid 305] rmdir("./79" [pid 702] +++ exited with 0 +++ [pid 704] <... set_robust_list resumed>) = 0 [pid 704] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... mkdir resumed>) = 0 [pid 704] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 704] chdir("./78") = 0 [pid 704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 703] <... prctl resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] mkdir("./80", 0777 [pid 703] setpgid(0, 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 704] setpgid(0, 0) = 0 [pid 704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 704] write(3, "1000", 4 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... mkdir resumed>) = 0 [pid 703] <... setpgid resumed>) = 0 [pid 704] <... write resumed>) = 4 [pid 704] close(3) = 0 [pid 704] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 704] write(1, "executing program\n", 18 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 705 [pid 703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 704] <... write resumed>) = 18 [pid 704] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 706 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 703] <... openat resumed>) = 3 executing program [pid 704] <... mkdirat resumed>) = 0 [pid 704] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 704] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 704] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 703] write(3, "1000", 4 [pid 704] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 704] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 706 attached ci2-android-5-15/strace-static-x86_64: Process 705 attached [pid 703] <... write resumed>) = 4 [pid 306] <... restart_syscall resumed>) = 0 [pid 706] set_robust_list(0x55558b467760, 24 [pid 705] set_robust_list(0x55558b467760, 24 [pid 703] close(3 [pid 706] <... set_robust_list resumed>) = 0 [pid 706] rt_sigprocmask(SIG_SETMASK, [] [pid 703] <... close resumed>) = 0 [pid 706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 705] <... set_robust_list resumed>) = 0 [pid 706] chdir("./80") = 0 [pid 706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 706] setpgid(0, 0) = 0 [pid 706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 703] symlink("/dev/binderfs", "./binderfs" [pid 306] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW [pid 706] write(3, "1000", 4) = 4 [pid 706] close(3) = 0 [pid 706] symlink("/dev/binderfs", "./binderfs") = 0 [pid 703] <... symlink resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 703] write(1, "executing program\n", 18 [pid 706] write(1, "executing program\n", 18 [pid 306] <... openat resumed>) = 3 executing program [pid 703] <... write resumed>) = 18 [pid 706] <... write resumed>) = 18 [pid 706] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] fstat(3 [pid 703] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 706] <... mkdirat resumed>) = 0 [pid 703] <... mkdirat resumed>) = 0 [pid 306] getdents64(3 executing program [pid 706] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 703] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 706] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 704] <... mkdirat resumed>) = 0 [pid 703] <... mount resumed>) = 0 [pid 306] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 706] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 704] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 703] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] newfstatat(AT_FDCWD, "./77/binderfs" [pid 703] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 703] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] unlink("./77/binderfs" [pid 703] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 706] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 704] <... symlinkat resumed>) = 0 [pid 703] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... unlink resumed>) = 0 [pid 706] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 704] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 703] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 703] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 706] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 704] <... unlinkat resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 703] <... symlinkat resumed>) = 0 [pid 306] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 703] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 706] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 704] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 703] <... unlinkat resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./77/config" [pid 703] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 706] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 704] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 703] <... rmdir resumed>) = 0 [pid 306] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 706] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 704] exit_group(0 [pid 703] exit_group(0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 703] <... exit_group resumed>) = ? [pid 306] openat(AT_FDCWD, "./77/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 706] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 704] <... exit_group resumed>) = ? [pid 706] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 706] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 704] +++ exited with 0 +++ [pid 703] +++ exited with 0 +++ [pid 306] <... openat resumed>) = 4 [pid 706] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=704, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] fstat(4 [pid 706] exit_group(0 [pid 705] rt_sigprocmask(SIG_SETMASK, [] [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 706] <... exit_group resumed>) = ? [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 706] +++ exited with 0 +++ [pid 705] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] getdents64(4 [pid 705] chdir("./81" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] getdents64(4 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 705] <... chdir resumed>) = 0 [pid 306] close(4 [pid 705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] <... close resumed>) = 0 [pid 705] setpgid(0, 0 [pid 306] rmdir("./77/config" [pid 705] <... setpgid resumed>) = 0 [pid 705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 306] <... rmdir resumed>) = 0 [pid 705] write(3, "1000", 4 [pid 306] getdents64(3 [pid 705] <... write resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 705] close(3 [pid 306] close(3 [pid 705] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 705] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] rmdir("./77" [pid 705] write(1, "executing program\n", 18) = 18 executing program [pid 705] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 705] mount(NULL, "./config", "configfs", 0, NULL [pid 306] mkdir("./78", 0777 [pid 705] <... mount resumed>) = 0 [pid 705] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 705] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 705] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... mkdir resumed>) = 0 [ 31.547715][ T702] Mass Storage Function, version: 2009/09/11 [ 31.554067][ T702] LUN: removable file: (no medium) [ 31.567643][ T704] Mass Storage Function, version: 2009/09/11 [ 31.573934][ T704] LUN: removable file: (no medium) [ 31.590024][ T705] Mass Storage Function, version: 2009/09/11 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... restart_syscall resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 705] <... mkdirat resumed>) = 0 [pid 308] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW [pid 705] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 305] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 707 [pid 307] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] fstat(3 [pid 307] fstat(3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 3 [pid 308] getdents64(3 [pid 307] getdents64(3 [pid 305] fstat(3 [pid 705] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(3 [pid 308] newfstatat(AT_FDCWD, "./78/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./75/binderfs" [pid 305] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] unlink("./78/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 705] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] unlink("./75/binderfs" [pid 305] newfstatat(AT_FDCWD, "./80/binderfs" [pid 308] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 705] exit_group(0 [pid 307] <... unlink resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 705] <... exit_group resumed>) = ? [pid 308] <... umount2 resumed>) = 0 [pid 307] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] unlink("./80/binderfs" [pid 308] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 707 attached [pid 705] +++ exited with 0 +++ [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] newfstatat(AT_FDCWD, "./78/config" [pid 307] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./75/config" [pid 305] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 707] set_robust_list(0x55558b467760, 24 [pid 308] openat(AT_FDCWD, "./78/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 707] <... set_robust_list resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] fstat(4 [pid 307] umount2("./75/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./80/config" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(4 [pid 307] openat(AT_FDCWD, "./75/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 707] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... openat resumed>) = 4 [pid 305] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 307] fstat(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] close(4 [pid 305] openat(AT_FDCWD, "./80/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(4 [pid 308] <... close resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] rmdir("./78/config" [pid 305] fstat(4 [pid 307] getdents64(4 [pid 707] chdir("./78") = 0 [pid 707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 307] close(4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 308] close(3 [pid 307] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] rmdir("./75/config" [pid 308] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 707] setpgid(0, 0) = 0 [pid 707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] rmdir("./78" [pid 307] getdents64(3 [pid 305] close(4 [pid 707] <... openat resumed>) = 3 [pid 707] write(3, "1000", 4) = 4 [pid 308] <... rmdir resumed>) = 0 [pid 707] close(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... close resumed>) = 0 [pid 308] mkdir("./79", 0777 [pid 307] close(3 [pid 305] rmdir("./80/config" [pid 707] <... close resumed>) = 0 [pid 707] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] <... mkdir resumed>) = 0 [pid 707] write(1, "executing program\n", 18) = 18 executing program [pid 707] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... close resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 707] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 305] getdents64(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] rmdir("./75" [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 707] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 707] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... rmdir resumed>) = 0 [pid 305] close(3 [pid 707] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 708 attached [pid 309] <... restart_syscall resumed>) = 0 [pid 307] mkdir("./76", 0777 [pid 305] <... close resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 708 [pid 707] <... mkdirat resumed>) = 0 [pid 707] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 707] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... mkdir resumed>) = 0 [pid 305] rmdir("./80" [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 707] <... unlinkat resumed>) = 0 [pid 707] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... rmdir resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] mkdir("./81", 0777 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 707] <... rmdir resumed>) = 0 [pid 707] exit_group(0) = ? [pid 305] <... mkdir resumed>) = 0 [pid 309] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... openat resumed>) = 3 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] fstat(3 [pid 707] +++ exited with 0 +++ [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 709 [pid 309] getdents64(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-15/strace-static-x86_64: Process 709 attached [pid 709] set_robust_list(0x55558b467760, 24) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 710 [pid 309] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] newfstatat(AT_FDCWD, "./81/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./81/binderfs" [pid 709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 709] chdir("./76" [pid 309] <... unlink resumed>) = 0 [pid 709] <... chdir resumed>) = 0 [pid 309] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 709] setpgid(0, 0 [pid 309] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 709] <... setpgid resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./81/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] openat(AT_FDCWD, "./81/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 709] <... openat resumed>) = 3 [pid 709] write(3, "1000", 4 [pid 309] <... openat resumed>) = 4 [pid 309] fstat(4 [pid 709] <... write resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 709] close(3 [pid 309] getdents64(4 [pid 709] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 709] symlink("/dev/binderfs", "./binderfs" [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./81/config" [pid 709] <... symlink resumed>) = 0 [pid 709] write(1, "executing program\n", 18) = 18 [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 executing program [pid 709] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] close(3) = 0 [pid 309] rmdir("./81") = 0 [pid 309] mkdir("./82", 0777 [pid 709] <... mkdirat resumed>) = 0 [pid 709] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 709] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 309] <... mkdir resumed>) = 0 [pid 709] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 709] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 709] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 711 attached [pid 708] set_robust_list(0x55558b467760, 24 [pid 306] <... restart_syscall resumed>) = 0 [pid 708] <... set_robust_list resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 711 ci2-android-5-15/strace-static-x86_64: Process 710 attached [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 710] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 708] rt_sigprocmask(SIG_SETMASK, [] [pid 306] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 710] rt_sigprocmask(SIG_SETMASK, [] [pid 708] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... openat resumed>) = 3 [pid 710] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] fstat(3 [pid 708] chdir("./79" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 710] chdir("./81") = 0 [pid 306] getdents64(3 [pid 708] <... chdir resumed>) = 0 [pid 710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 710] setpgid(0, 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 708] <... prctl resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./78/binderfs" [pid 710] <... setpgid resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 708] setpgid(0, 0 [pid 306] unlink("./78/binderfs" [pid 710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... unlink resumed>) = 0 [pid 708] <... setpgid resumed>) = 0 [pid 306] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 710] <... openat resumed>) = 3 [pid 306] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 710] write(3, "1000", 4 [pid 306] newfstatat(AT_FDCWD, "./78/config" [pid 710] <... write resumed>) = 4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 708] <... openat resumed>) = 3 [pid 306] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 710] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 708] write(3, "1000", 4 [pid 306] openat(AT_FDCWD, "./78/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 710] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 708] <... write resumed>) = 4 [pid 306] fstat(4 [pid 710] symlink("/dev/binderfs", "./binderfs" [pid 708] close(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 708] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 708] symlink("/dev/binderfs", "./binderfs" [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./78/config" [pid 710] <... symlink resumed>) = 0 [pid 710] write(1, "executing program\n", 18) = 18 executing program [pid 710] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 708] <... symlink resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 711] set_robust_list(0x55558b467760, 24 [pid 710] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 708] write(1, "executing program\n", 18 [pid 306] getdents64(3 [pid 710] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 708] <... write resumed>) = 18 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 710] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 306] <... close resumed>) = 0 [pid 708] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] rmdir("./78" [pid 710] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 710] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 711] <... set_robust_list resumed>) = 0 [pid 708] <... mkdirat resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 710] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 709] <... mkdirat resumed>) = 0 [pid 708] mount(NULL, "./config", "configfs", 0, NULL [pid 306] mkdir("./79", 0777 [pid 710] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 709] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 710] <... symlinkat resumed>) = 0 [pid 709] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 710] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 709] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 710] <... unlinkat resumed>) = 0 [pid 709] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 708] <... mount resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 710] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 709] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 710] <... rmdir resumed>) = 0 [pid 709] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 708] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 711] rt_sigprocmask(SIG_SETMASK, [] [pid 710] exit_group(0 [pid 709] exit_group(0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 710] <... exit_group resumed>) = ? [pid 709] <... exit_group resumed>) = ? [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 711] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 710] +++ exited with 0 +++ [pid 709] +++ exited with 0 +++ [pid 708] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 711] chdir("./82" [pid 708] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 711] <... chdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 712 [pid 708] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 711] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 711] <... prctl resumed>) = 0 [pid 708] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 711] setpgid(0, 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 712 attached [ 31.596290][ T705] LUN: removable file: (no medium) [ 31.610217][ T707] Mass Storage Function, version: 2009/09/11 [ 31.616267][ T707] LUN: removable file: (no medium) [ 31.629493][ T709] Mass Storage Function, version: 2009/09/11 [ 31.641585][ T709] LUN: removable file: (no medium) [pid 712] set_robust_list(0x55558b467760, 24) = 0 [pid 712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 712] chdir("./79") = 0 [pid 712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 712] setpgid(0, 0) = 0 [pid 712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 712] write(3, "1000", 4) = 4 [pid 712] close(3) = 0 [pid 712] symlink("/dev/binderfs", "./binderfs") = 0 [pid 712] write(1, "executing program\n", 18) = 18 executing program [pid 712] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 711] <... setpgid resumed>) = 0 [pid 711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 711] <... openat resumed>) = 3 [pid 711] write(3, "1000", 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 711] <... write resumed>) = 4 [pid 307] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 711] close(3 [pid 708] <... mkdirat resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 711] <... close resumed>) = 0 [pid 708] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] fstat(3 [pid 305] <... openat resumed>) = 3 [pid 711] symlink("/dev/binderfs", "./binderfs" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 711] <... symlink resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 711] write(1, "executing program\n", 18 [pid 307] getdents64(3 [pid 711] <... write resumed>) = 18 [pid 305] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 711] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 305] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 711] <... mkdirat resumed>) = 0 [pid 708] <... symlinkat resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./76/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 711] mount(NULL, "./config", "configfs", 0, NULL [pid 708] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 712] <... mkdirat resumed>) = 0 [pid 712] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./81/binderfs" [pid 711] <... mount resumed>) = 0 [pid 307] unlink("./76/binderfs" [pid 711] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 711] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 708] <... unlinkat resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 305] unlink("./81/binderfs" [pid 711] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 708] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 712] <... mount resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 711] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = 0 [pid 305] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 711] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./76/config" [pid 712] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 712] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 712] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./81/config" [pid 708] <... rmdir resumed>) = 0 [pid 307] umount2("./76/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./76/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./76/config") = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./76") = 0 [pid 307] mkdir("./77", 0777 [pid 711] <... mkdirat resumed>) = 0 [pid 708] exit_group(0 [pid 307] <... mkdir resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 711] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 708] <... exit_group resumed>) = ? [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 708] +++ exited with 0 +++ [pid 305] openat(AT_FDCWD, "./81/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 711] <... symlinkat resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 713 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 711] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] fstat(4 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 711] <... unlinkat resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 713 attached [pid 712] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... close resumed>) = 0 [pid 308] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rmdir("./81/config" [pid 308] <... openat resumed>) = 3 [pid 712] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 712] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 308] fstat(3 [pid 305] <... rmdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 712] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 712] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] close(3 [pid 711] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 712] exit_group(0 [pid 305] <... close resumed>) = 0 [pid 713] set_robust_list(0x55558b467760, 24) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 712] <... exit_group resumed>) = ? [pid 308] newfstatat(AT_FDCWD, "./79/binderfs" [pid 305] rmdir("./81" [pid 713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 713] chdir("./77") = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 713] setpgid(0, 0) = 0 [pid 308] unlink("./79/binderfs" [pid 305] <... rmdir resumed>) = 0 [pid 713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... unlink resumed>) = 0 [pid 305] mkdir("./82", 0777 [pid 308] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 713] <... openat resumed>) = 3 [pid 713] write(3, "1000", 4) = 4 [pid 713] close(3) = 0 [pid 713] symlink("/dev/binderfs", "./binderfs" [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... umount2 resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 713] <... symlink resumed>) = 0 [pid 713] write(1, "executing program\n", 18) = 18 [pid 308] newfstatat(AT_FDCWD, "./79/config" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 714 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] openat(AT_FDCWD, "./79/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 713] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 712] +++ exited with 0 +++ [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] close(4) = 0 executing program [pid 308] rmdir("./79/config" [pid 713] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 713] mount(NULL, "./config", "configfs", 0, NULL [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./79" [pid 713] <... mount resumed>) = 0 [pid 713] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 713] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 713] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./80", 0777) = 0 [pid 306] <... restart_syscall resumed>) = 0 [ 31.651024][ T708] Mass Storage Function, version: 2009/09/11 [ 31.657182][ T708] LUN: removable file: (no medium) [ 31.666380][ T711] Mass Storage Function, version: 2009/09/11 [ 31.672628][ T711] LUN: removable file: (no medium) [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 714 attached [pid 714] set_robust_list(0x55558b467760, 24) = 0 [pid 714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 715 [pid 306] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... openat resumed>) = 3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 714] chdir("./82" [pid 306] getdents64(3 [pid 714] <... chdir resumed>) = 0 [pid 714] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 714] <... prctl resumed>) = 0 [pid 306] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 714] setpgid(0, 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./79/binderfs" [pid 714] <... setpgid resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./79/binderfs" [pid 714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... unlink resumed>) = 0 [pid 306] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 714] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = 0 [pid 714] write(3, "1000", 4 [pid 306] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 714] <... write resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./79/config" [pid 714] close(3 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 714] <... close resumed>) = 0 [pid 714] symlink("/dev/binderfs", "./binderfs" [pid 306] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./79/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 714] <... symlink resumed>) = 0 [pid 306] fstat(4 [pid 714] write(1, "executing program\n", 18 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 714] <... write resumed>) = 18 [pid 306] getdents64(4 [pid 714] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 executing program ci2-android-5-15/strace-static-x86_64: Process 715 attached [pid 714] <... mkdirat resumed>) = 0 [pid 306] getdents64(4 [pid 714] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 714] <... mount resumed>) = 0 [pid 714] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 714] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 714] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 715] set_robust_list(0x55558b467760, 24 [pid 306] close(4) = 0 [pid 306] rmdir("./79/config") = 0 [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./79") = 0 [pid 306] mkdir("./80", 0777) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 716 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 715] <... set_robust_list resumed>) = 0 [pid 715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 715] chdir("./80") = 0 [pid 715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 711] <... rmdir resumed>) = 0 [pid 713] <... mkdirat resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 716 attached [pid 713] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 711] exit_group(0 [pid 716] set_robust_list(0x55558b467760, 24 [pid 715] setpgid(0, 0 [pid 713] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 711] <... exit_group resumed>) = ? [pid 716] <... set_robust_list resumed>) = 0 [pid 714] <... mkdirat resumed>) = 0 [pid 713] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 715] <... setpgid resumed>) = 0 [pid 715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 711] +++ exited with 0 +++ [pid 713] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=711, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 713] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 713] <... rmdir resumed>) = 0 [pid 716] rt_sigprocmask(SIG_SETMASK, [] [pid 715] <... openat resumed>) = 3 [pid 716] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 713] exit_group(0 [pid 715] write(3, "1000", 4 [pid 713] <... exit_group resumed>) = ? [pid 716] chdir("./80" [pid 715] <... write resumed>) = 4 [pid 715] close(3) = 0 [pid 715] symlink("/dev/binderfs", "./binderfs" [pid 713] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=713, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 716] <... chdir resumed>) = 0 [pid 716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 714] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 716] <... prctl resumed>) = 0 [pid 715] <... symlink resumed>) = 0 [pid 716] setpgid(0, 0 [pid 715] write(1, "executing program\n", 18 [pid 716] <... setpgid resumed>) = 0 [pid 714] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 715] <... write resumed>) = 18 [pid 714] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 716] <... openat resumed>) = 3 [pid 716] write(3, "1000", 4 [pid 715] mkdirat(AT_FDCWD, "./config", 0777 [pid 716] <... write resumed>) = 4 [pid 714] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 716] close(3 [pid 714] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 715] <... mkdirat resumed>) = 0 [pid 714] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 716] <... close resumed>) = 0 [pid 715] mount(NULL, "./config", "configfs", 0, NULL [pid 716] symlink("/dev/binderfs", "./binderfs" [pid 714] exit_group(0 [pid 716] <... symlink resumed>) = 0 [pid 715] <... mount resumed>) = 0 [pid 714] <... exit_group resumed>) = ? [pid 715] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 716] write(1, "executing program\n", 18) = 18 [pid 715] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 715] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 716] mkdirat(AT_FDCWD, "./config", 0777 [pid 715] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 715] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 716] <... mkdirat resumed>) = 0 [pid 714] +++ exited with 0 +++ [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 716] mount(NULL, "./config", "configfs", 0, NULL [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=714, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 716] <... mount resumed>) = 0 [pid 309] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... restart_syscall resumed>) = 0 [pid 715] <... mkdirat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 716] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 715] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... openat resumed>) = 3 [pid 307] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 716] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] fstat(3 [pid 307] <... openat resumed>) = 3 [pid 715] <... symlinkat resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(3 [pid 305] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 716] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] getdents64(3 [pid 305] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... openat resumed>) = 3 [pid 309] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] newfstatat(AT_FDCWD, "./82/binderfs" [pid 307] newfstatat(AT_FDCWD, "./77/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] getdents64(3 [pid 309] unlink("./82/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 716] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 716] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 716] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 716] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 307] unlink("./77/binderfs" [pid 309] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 716] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 307] <... unlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./82/binderfs" [pid 309] <... umount2 resumed>) = 0 [pid 307] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] unlink("./82/binderfs" [pid 309] newfstatat(AT_FDCWD, "./82/config" [pid 307] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 716] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... unlink resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./77/config" [pid 305] <... umount2 resumed>) = 0 [pid 309] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./77/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./82/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./77/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] newfstatat(AT_FDCWD, "./82/config" [pid 309] fstat(4 [pid 307] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] getdents64(4 [pid 307] fstat(4 [pid 305] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 307] getdents64(4 [pid 305] openat(AT_FDCWD, "./82/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... openat resumed>) = 4 [pid 309] close(4 [pid 307] getdents64(4 [pid 305] fstat(4 [pid 309] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./82/config" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] close(4 [pid 716] <... unlinkat resumed>) = 0 [pid 716] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 309] getdents64(3 [pid 307] rmdir("./77/config" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 715] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 716] exit_group(0 [pid 309] close(3 [pid 307] <... rmdir resumed>) = 0 [pid 305] getdents64(4 [pid 715] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(3 [pid 716] <... exit_group resumed>) = ? [pid 309] <... close resumed>) = 0 [pid 305] close(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./82" [pid 307] close(3 [pid 305] <... close resumed>) = 0 [pid 715] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 715] exit_group(0 [pid 309] <... rmdir resumed>) = 0 [pid 305] rmdir("./82/config" [pid 309] mkdir("./83", 0777 [pid 307] <... close resumed>) = 0 [pid 715] <... exit_group resumed>) = ? [pid 715] +++ exited with 0 +++ [pid 309] <... mkdir resumed>) = 0 [pid 307] rmdir("./77" [pid 305] <... rmdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=715, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 716] +++ exited with 0 +++ [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] mkdir("./78", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-15/strace-static-x86_64: Process 717 attached [pid 307] <... mkdir resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] close(3 [pid 717] set_robust_list(0x55558b467760, 24 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 717 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 717] <... set_robust_list resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... close resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 717] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rmdir("./82" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 718 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 718 attached [pid 717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 718] set_robust_list(0x55558b467760, 24 [pid 305] mkdir("./83", 0777 [pid 717] chdir("./83" [pid 718] <... set_robust_list resumed>) = 0 [pid 718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 718] chdir("./78") = 0 [pid 305] <... mkdir resumed>) = 0 [pid 717] <... chdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 718] <... prctl resumed>) = 0 [pid 717] <... prctl resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 718] setpgid(0, 0) = 0 [pid 718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 718] write(3, "1000", 4) = 4 [pid 718] close(3 [pid 717] setpgid(0, 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 719 [pid 717] <... setpgid resumed>) = 0 [pid 718] <... close resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 718] symlink("/dev/binderfs", "./binderfs" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 717] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 717] write(3, "1000", 4 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 717] <... write resumed>) = 4 [pid 308] getdents64(3 [pid 717] close(3 [pid 718] <... symlink resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 717] <... close resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 717] symlink("/dev/binderfs", "./binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 718] write(1, "executing program\n", 18) = 18 [pid 308] newfstatat(AT_FDCWD, "./80/binderfs" [pid 306] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./80/binderfs" [pid 306] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 718] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... unlink resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 308] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 306] getdents64(3 [pid 308] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 717] <... symlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 717] write(1, "executing program\n", 18 [pid 308] newfstatat(AT_FDCWD, "./80/config" [pid 717] <... write resumed>) = 18 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./80/binderfs" executing program executing program [pid 717] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] unlink("./80/binderfs" [pid 308] openat(AT_FDCWD, "./80/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 718] <... mkdirat resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 306] <... unlink resumed>) = 0 [pid 308] fstat(4 [pid 306] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 717] <... mkdirat resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 719 attached [pid 718] mount(NULL, "./config", "configfs", 0, NULL [pid 717] mount(NULL, "./config", "configfs", 0, NULL [pid 308] getdents64(4 [pid 306] <... umount2 resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 306] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 717] <... mount resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./80/config" [pid 717] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] close(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... close resumed>) = 0 [pid 306] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./80/config" [pid 717] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 718] <... mount resumed>) = 0 [pid 718] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 718] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 308] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./80/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 717] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] getdents64(3 [pid 718] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... openat resumed>) = 4 [pid 717] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] close(3 [ 31.696076][ T713] Mass Storage Function, version: 2009/09/11 [ 31.706560][ T713] LUN: removable file: (no medium) [ 31.712020][ T714] Mass Storage Function, version: 2009/09/11 [ 31.718047][ T714] LUN: removable file: (no medium) [ 31.728432][ T715] Mass Storage Function, version: 2009/09/11 [ 31.734909][ T715] LUN: removable file: (no medium) [pid 306] fstat(4 [pid 719] set_robust_list(0x55558b467760, 24 [pid 717] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... close resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rmdir("./80" [pid 306] getdents64(4 [pid 719] <... set_robust_list resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 719] rt_sigprocmask(SIG_SETMASK, [] [pid 718] <... mkdirat resumed>) = 0 [pid 717] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] mkdir("./81", 0777 [pid 306] getdents64(4 [pid 719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 718] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 717] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... mkdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 717] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 306] close(4 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... close resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 719] chdir("./83" [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rmdir("./80/config" [pid 717] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 718] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 717] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 718] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 718] exit_group(0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 720 [pid 306] <... rmdir resumed>) = 0 [pid 719] <... chdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] getdents64(3 [pid 718] <... exit_group resumed>) = ? [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 719] <... prctl resumed>) = 0 [pid 306] close(3 [pid 719] setpgid(0, 0 [pid 717] exit_group(0 [pid 306] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 720 attached [pid 719] <... setpgid resumed>) = 0 [pid 718] +++ exited with 0 +++ [pid 306] rmdir("./80" [pid 717] <... exit_group resumed>) = ? [pid 719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 717] +++ exited with 0 +++ [pid 306] <... rmdir resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 720] set_robust_list(0x55558b467760, 24 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] mkdir("./81", 0777 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 720] <... set_robust_list resumed>) = 0 [pid 720] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 720] chdir("./81") = 0 [pid 306] <... mkdir resumed>) = 0 [pid 719] <... openat resumed>) = 3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 719] write(3, "1000", 4 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 720] <... prctl resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 719] <... write resumed>) = 4 [pid 720] setpgid(0, 0) = 0 [pid 720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 720] write(3, "1000", 4 [pid 719] close(3 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 721 [pid 720] <... write resumed>) = 4 [pid 720] close(3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 719] <... close resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 719] symlink("/dev/binderfs", "./binderfs" [pid 720] <... close resumed>) = 0 [pid 720] symlink("/dev/binderfs", "./binderfs") = 0 [pid 719] <... symlink resumed>) = 0 [pid 720] write(1, "executing program\n", 18) = 18 executing program [pid 720] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 719] write(1, "executing program\n", 18ci2-android-5-15/strace-static-x86_64: Process 721 attached executing program [pid 721] set_robust_list(0x55558b467760, 24 [pid 719] <... write resumed>) = 18 [pid 721] <... set_robust_list resumed>) = 0 [pid 719] mkdirat(AT_FDCWD, "./config", 0777 [pid 721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 721] chdir("./81") = 0 [pid 721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 719] <... mkdirat resumed>) = 0 [pid 721] setpgid(0, 0) = 0 [pid 721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 719] mount(NULL, "./config", "configfs", 0, NULL [pid 720] mount(NULL, "./config", "configfs", 0, NULL [pid 721] <... openat resumed>) = 3 [pid 721] write(3, "1000", 4) = 4 [pid 721] close(3 [pid 719] <... mount resumed>) = 0 [pid 721] <... close resumed>) = 0 [pid 719] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 721] symlink("/dev/binderfs", "./binderfs" [pid 719] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 720] <... mount resumed>) = 0 [pid 719] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 721] <... symlink resumed>) = 0 [pid 720] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 719] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 721] write(1, "executing program\n", 18 [pid 719] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 720] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 721] <... write resumed>) = 18 [pid 721] mkdirat(AT_FDCWD, "./config", 0777) = 0 executing program [pid 721] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 721] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 721] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 721] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 720] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 720] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 720] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 721] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 720] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 719] <... mkdirat resumed>) = 0 [pid 307] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 719] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 307] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 307] getdents64(3 [pid 720] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 719] <... symlinkat resumed>) = 0 [pid 309] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 719] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] newfstatat(AT_FDCWD, "./83/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 720] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./78/binderfs" [pid 719] <... unlinkat resumed>) = 0 [pid 309] unlink("./83/binderfs" [pid 720] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 720] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... unlink resumed>) = 0 [pid 719] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] unlink("./78/binderfs" [pid 309] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 720] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... umount2 resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 719] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 720] exit_group(0 [pid 309] newfstatat(AT_FDCWD, "./83/config" [pid 307] <... umount2 resumed>) = 0 [pid 719] exit_group(0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 719] <... exit_group resumed>) = ? [pid 309] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 720] <... exit_group resumed>) = ? [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./78/config" [pid 309] openat(AT_FDCWD, "./83/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 721] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 720] +++ exited with 0 +++ [pid 309] <... openat resumed>) = 4 [pid 307] umount2("./78/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 719] +++ exited with 0 +++ [pid 309] fstat(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 721] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] openat(AT_FDCWD, "./78/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] getdents64(4 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... openat resumed>) = 4 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] fstat(4 [pid 309] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 309] close(4 [pid 721] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 309] rmdir("./83/config" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 721] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 721] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 721] exit_group(0 [pid 309] <... rmdir resumed>) = 0 [pid 307] close(4 [pid 721] <... exit_group resumed>) = ? [pid 309] getdents64(3 [pid 307] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] rmdir("./78/config" [pid 309] close(3 [pid 721] +++ exited with 0 +++ [pid 309] <... close resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 309] rmdir("./83" [pid 307] getdents64(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] mkdir("./84", 0777 [pid 307] close(3) = 0 [pid 307] rmdir("./78" [pid 309] <... mkdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] mkdir("./79", 0777 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 723 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 722 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 722 attached [pid 722] set_robust_list(0x55558b467760, 24) = 0 [pid 722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 722] chdir("./84"ci2-android-5-15/strace-static-x86_64: Process 723 attached ) = 0 [pid 722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 722] setpgid(0, 0) = 0 [pid 722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 723] set_robust_list(0x55558b467760, 24) = 0 [pid 722] <... openat resumed>) = 3 [pid 722] write(3, "1000", 4) = 4 [pid 722] close(3) = 0 [pid 722] symlink("/dev/binderfs", "./binderfs" [pid 308] <... restart_syscall resumed>) = 0 [pid 308] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... restart_syscall resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... restart_syscall resumed>) = 0 [pid 308] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(3 [pid 306] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... openat resumed>) = 3 [pid 308] newfstatat(AT_FDCWD, "./81/binderfs" [pid 306] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./81/binderfs" [pid 306] newfstatat(AT_FDCWD, "./81/binderfs" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... unlink resumed>) = 0 [pid 306] unlink("./81/binderfs" [pid 305] getdents64(3 [pid 308] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 306] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./81/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./81/config" [pid 306] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./83/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./81/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... openat resumed>) = 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(4 [pid 308] openat(AT_FDCWD, "./81/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] unlink("./83/binderfs" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 4 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 305] <... unlink resumed>) = 0 [pid 308] fstat(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] close(4) = 0 [pid 308] getdents64(4 [pid 305] <... umount2 resumed>) = 0 [pid 306] rmdir("./81/config" [pid 723] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... rmdir resumed>) = 0 [pid 305] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./81" [pid 723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(4 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 723] chdir("./79" [pid 722] <... symlink resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] mkdir("./82", 0777 [pid 305] newfstatat(AT_FDCWD, "./83/config" [pid 723] <... chdir resumed>) = 0 [pid 722] write(1, "executing program\n", 18 [pid 308] close(4 [pid 306] <... mkdir resumed>) = 0 [pid 723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 722] <... write resumed>) = 18 [pid 308] <... close resumed>) = 0 executing program [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 723] <... prctl resumed>) = 0 [pid 722] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] rmdir("./81/config" [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 723] setpgid(0, 0 [pid 722] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 723] <... setpgid resumed>) = 0 [pid 722] mount(NULL, "./config", "configfs", 0, NULL [pid 308] getdents64(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 722] <... mount resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 724 [pid 305] openat(AT_FDCWD, "./83/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 722] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] close(3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 722] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... openat resumed>) = 4 [pid 723] <... openat resumed>) = 3 [pid 722] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... close resumed>) = 0 [pid 305] fstat(4 [pid 723] write(3, "1000", 4 [pid 722] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./81" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 31.776813][ T718] Mass Storage Function, version: 2009/09/11 [ 31.783289][ T718] LUN: removable file: (no medium) [ 31.797403][ T719] Mass Storage Function, version: 2009/09/11 [ 31.803636][ T719] LUN: removable file: (no medium) [pid 722] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 724 attached [pid 723] <... write resumed>) = 4 [pid 308] <... rmdir resumed>) = 0 [pid 305] getdents64(4 [pid 723] close(3 [pid 308] mkdir("./82", 0777 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 724] set_robust_list(0x55558b467760, 24 [pid 723] <... close resumed>) = 0 [pid 722] <... mkdirat resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] getdents64(4 [pid 723] symlink("/dev/binderfs", "./binderfs" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] close(4) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rmdir("./83/config" [pid 723] <... symlink resumed>) = 0 [pid 722] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 722] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 722] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 723] write(1, "executing program\n", 18 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 725 [pid 305] <... rmdir resumed>) = 0 [pid 723] <... write resumed>) = 18 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(3 [pid 723] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 executing program [pid 722] exit_group(0 [pid 305] rmdir("./83"ci2-android-5-15/strace-static-x86_64: Process 725 attached [pid 724] <... set_robust_list resumed>) = 0 [pid 723] <... mkdirat resumed>) = 0 [pid 722] <... exit_group resumed>) = ? [pid 305] <... rmdir resumed>) = 0 [pid 723] mount(NULL, "./config", "configfs", 0, NULL [pid 305] mkdir("./84", 0777) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 723] <... mount resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 723] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 723] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 722] +++ exited with 0 +++ [pid 725] set_robust_list(0x55558b467760, 24 [pid 723] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 726 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=722, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 723] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 725] <... set_robust_list resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 723] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 725] rt_sigprocmask(SIG_SETMASK, [] [pid 724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 724] chdir("./82" [pid 725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 725] chdir("./82" [pid 724] <... chdir resumed>) = 0 [pid 725] <... chdir resumed>) = 0 [pid 724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 724] <... prctl resumed>) = 0 [pid 725] <... prctl resumed>) = 0 [pid 724] setpgid(0, 0 [pid 725] setpgid(0, 0 [pid 724] <... setpgid resumed>) = 0 [pid 725] <... setpgid resumed>) = 0 [pid 724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 724] <... openat resumed>) = 3 [pid 725] <... openat resumed>) = 3 [pid 725] write(3, "1000", 4) = 4 [pid 724] write(3, "1000", 4 [pid 725] close(3 [pid 724] <... write resumed>) = 4 [pid 725] <... close resumed>) = 0 [pid 724] close(3) = 0 [pid 725] symlink("/dev/binderfs", "./binderfs" [pid 724] symlink("/dev/binderfs", "./binderfs" [pid 725] <... symlink resumed>) = 0 [pid 724] <... symlink resumed>) = 0 executing program [pid 724] write(1, "executing program\n", 18) = 18 [pid 724] mkdirat(AT_FDCWD, "./config", 0777ci2-android-5-15/strace-static-x86_64: Process 726 attached [pid 726] set_robust_list(0x55558b467760, 24 [pid 724] <... mkdirat resumed>) = 0 [pid 725] write(1, "executing program\n", 18) = 18 [pid 725] mkdirat(AT_FDCWD, "./config", 0777 [pid 724] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 724] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 725] <... mkdirat resumed>) = 0 [pid 724] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 724] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 executing program [pid 725] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... restart_syscall resumed>) = 0 [pid 725] <... mount resumed>) = 0 [pid 309] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 725] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 725] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 3 [pid 725] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] fstat(3 [pid 725] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 724] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 725] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 725] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] newfstatat(AT_FDCWD, "./84/binderfs" [pid 725] <... symlinkat resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 726] <... set_robust_list resumed>) = 0 [pid 725] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 309] unlink("./84/binderfs" [pid 725] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... unlink resumed>) = 0 [pid 725] exit_group(0 [pid 309] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 726] rt_sigprocmask(SIG_SETMASK, [] [pid 725] <... exit_group resumed>) = ? [pid 724] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 723] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./84/config" [pid 725] +++ exited with 0 +++ [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] openat(AT_FDCWD, "./84/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... openat resumed>) = 4 [pid 309] fstat(4 [pid 724] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 724] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 724] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] getdents64(4 [pid 724] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 724] exit_group(0 [pid 309] getdents64(4 [pid 724] <... exit_group resumed>) = ? [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 724] +++ exited with 0 +++ [pid 309] close(4 [pid 726] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=724, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] rmdir("./84/config" [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 726] chdir("./84") = 0 [pid 726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 726] setpgid(0, 0 [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 726] <... setpgid resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] rmdir("./84" [pid 726] <... openat resumed>) = 3 [pid 726] write(3, "1000", 4) = 4 [pid 309] <... rmdir resumed>) = 0 [pid 726] close(3 [pid 309] mkdir("./85", 0777 [pid 726] <... close resumed>) = 0 [pid 726] symlink("/dev/binderfs", "./binderfs") = 0 [pid 723] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 723] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 723] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 726] write(1, "executing program\n", 18) = 18 [pid 726] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 723] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 727 [pid 723] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 723] exit_group(0ci2-android-5-15/strace-static-x86_64: Process 727 attached ) = ? [pid 727] set_robust_list(0x55558b467760, 24) = 0 [pid 726] <... mkdirat resumed>) = 0 [pid 727] rt_sigprocmask(SIG_SETMASK, [] [pid 726] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 723] +++ exited with 0 +++ [pid 727] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 726] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 726] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 31.827879][ T722] Mass Storage Function, version: 2009/09/11 [ 31.834481][ T722] LUN: removable file: (no medium) [ 31.853657][ T723] Mass Storage Function, version: 2009/09/11 [ 31.860515][ T723] LUN: removable file: (no medium) [pid 726] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 727] chdir("./85" [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 306] fstat(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 306] getdents64(3 [pid 727] <... chdir resumed>) = 0 [pid 726] <... mkdirat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./82/binderfs" [pid 306] newfstatat(AT_FDCWD, "./82/binderfs" [pid 726] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 726] <... symlinkat resumed>) = 0 [pid 308] unlink("./82/binderfs" [pid 307] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./82/binderfs" [pid 727] <... prctl resumed>) = 0 [pid 726] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 727] setpgid(0, 0 [pid 726] <... unlinkat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 727] <... setpgid resumed>) = 0 [pid 726] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... openat resumed>) = 3 [pid 306] <... unlink resumed>) = 0 [pid 727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 726] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] fstat(3 [pid 306] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 727] <... openat resumed>) = 3 [pid 726] exit_group(0 [pid 308] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 727] write(3, "1000", 4 [pid 726] <... exit_group resumed>) = ? [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(3 [pid 306] <... umount2 resumed>) = 0 [pid 727] <... write resumed>) = 4 [pid 726] +++ exited with 0 +++ [pid 308] newfstatat(AT_FDCWD, "./82/config" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 727] close(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 727] <... close resumed>) = 0 [pid 308] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 727] symlink("/dev/binderfs", "./binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./79/binderfs" [pid 306] newfstatat(AT_FDCWD, "./82/config" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 727] <... symlink resumed>) = 0 [pid 308] openat(AT_FDCWD, "./82/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 727] write(1, "executing program\n", 18 [pid 308] <... openat resumed>) = 4 [pid 307] unlink("./79/binderfs" [pid 306] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 727] <... write resumed>) = 18 [pid 308] fstat(4 [pid 307] <... unlink resumed>) = 0 executing program [pid 727] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 727] <... mkdirat resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 727] mount(NULL, "./config", "configfs", 0, NULL [pid 308] getdents64(4 [pid 307] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./82/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... restart_syscall resumed>) = 0 [pid 727] <... mount resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 4 [pid 727] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] getdents64(4 [pid 307] newfstatat(AT_FDCWD, "./79/config" [pid 306] fstat(4 [pid 727] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 727] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] close(4 [pid 307] umount2("./79/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(4 [pid 727] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... close resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 727] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] rmdir("./82/config" [pid 307] openat(AT_FDCWD, "./79/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 305] <... openat resumed>) = 3 [pid 308] close(3 [pid 306] <... close resumed>) = 0 [pid 305] fstat(3 [pid 308] <... close resumed>) = 0 [pid 306] rmdir("./82/config" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 727] <... mkdirat resumed>) = 0 [pid 308] rmdir("./82" [pid 307] <... openat resumed>) = 4 [pid 727] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] fstat(4 [pid 306] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 727] <... symlinkat resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 727] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] mkdir("./83", 0777 [pid 307] getdents64(4 [pid 306] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 727] <... unlinkat resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 727] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] getdents64(4 [pid 727] <... rmdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] close(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... close resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./84/binderfs" [pid 727] exit_group(0 [pid 307] close(4 [pid 727] <... exit_group resumed>) = ? [pid 307] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 728 attached [pid 727] +++ exited with 0 +++ [pid 307] rmdir("./79/config" [pid 306] rmdir("./82" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 728] set_robust_list(0x55558b467760, 24 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 728 [pid 307] <... rmdir resumed>) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] unlink("./84/binderfs" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] rmdir("./79" [pid 306] mkdir("./83", 0777 [pid 728] <... set_robust_list resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 307] mkdir("./80", 0777) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... umount2 resumed>) = 0 [pid 728] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 729 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 729 attached [pid 729] set_robust_list(0x55558b467760, 24) = 0 [pid 305] newfstatat(AT_FDCWD, "./84/config" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 730 [pid 729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./84/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 729] chdir("./80" [pid 305] <... openat resumed>) = 4 [pid 305] fstat(4 [pid 729] <... chdir resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] getdents64(4 [pid 729] <... prctl resumed>) = 0 [pid 729] setpgid(0, 0) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... close resumed>) = 0 [pid 305] rmdir("./84/config" [pid 729] <... openat resumed>) = 3 [pid 729] write(3, "1000", 4) = 4 [pid 729] close(3) = 0 [pid 729] symlink("/dev/binderfs", "./binderfs" [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./84" [pid 729] <... symlink resumed>) = 0 [pid 729] write(1, "executing program\n", 18) = 18 [pid 729] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... rmdir resumed>) = 0 executing program [pid 305] mkdir("./85", 0777 [pid 729] <... mkdirat resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 729] mount(NULL, "./config", "configfs", 0, NULL [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 729] <... mount resumed>) = 0 [pid 729] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 729] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 729] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 731 attached ci2-android-5-15/strace-static-x86_64: Process 730 attached [pid 728] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 731 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... openat resumed>) = 3 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] fstat(3 [pid 728] chdir("./83" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 731] set_robust_list(0x55558b467760, 24 [ 31.885882][ T726] Mass Storage Function, version: 2009/09/11 [ 31.892114][ T726] LUN: removable file: (no medium) [ 31.904602][ T727] Mass Storage Function, version: 2009/09/11 [ 31.910672][ T727] LUN: removable file: (no medium) [ 31.925262][ T729] Mass Storage Function, version: 2009/09/11 [pid 730] set_robust_list(0x55558b467760, 24 [pid 728] <... chdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 729] <... mkdirat resumed>) = 0 [pid 728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 729] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 728] <... prctl resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 729] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] newfstatat(AT_FDCWD, "./85/binderfs" [pid 728] setpgid(0, 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 728] <... setpgid resumed>) = 0 [pid 309] unlink("./85/binderfs" [pid 729] <... unlinkat resumed>) = 0 [pid 729] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 729] <... rmdir resumed>) = 0 [pid 728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 729] exit_group(0) = ? [pid 731] <... set_robust_list resumed>) = 0 [pid 730] <... set_robust_list resumed>) = 0 [pid 729] +++ exited with 0 +++ [pid 728] <... openat resumed>) = 3 [pid 309] <... umount2 resumed>) = 0 [pid 728] write(3, "1000", 4 [pid 309] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 728] <... write resumed>) = 4 [pid 731] rt_sigprocmask(SIG_SETMASK, [] [pid 728] close(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 731] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 730] rt_sigprocmask(SIG_SETMASK, [] [pid 309] newfstatat(AT_FDCWD, "./85/config" [pid 728] <... close resumed>) = 0 [pid 731] chdir("./85" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 728] symlink("/dev/binderfs", "./binderfs" [pid 731] <... chdir resumed>) = 0 [pid 730] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 728] <... symlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 730] chdir("./83" [pid 731] <... prctl resumed>) = 0 [pid 730] <... chdir resumed>) = 0 [pid 728] write(1, "executing program\n", 18 [pid 309] openat(AT_FDCWD, "./85/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 731] setpgid(0, 0) = 0 executing program [pid 731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 728] <... write resumed>) = 18 [pid 309] <... openat resumed>) = 4 [pid 731] <... openat resumed>) = 3 [pid 728] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] fstat(4 [pid 731] write(3, "1000", 4 [pid 730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... restart_syscall resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 731] <... write resumed>) = 4 [pid 730] <... prctl resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 728] <... mkdirat resumed>) = 0 [pid 731] close(3 [pid 730] setpgid(0, 0 [pid 728] mount(NULL, "./config", "configfs", 0, NULL [pid 309] getdents64(4 [pid 307] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 731] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 731] symlink("/dev/binderfs", "./binderfs" [pid 730] <... setpgid resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(4 [pid 731] <... symlink resumed>) = 0 [pid 728] <... mount resumed>) = 0 [pid 731] write(1, "executing program\n", 18 [pid 730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... close resumed>) = 0 executing program [pid 728] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 731] <... write resumed>) = 18 [pid 309] rmdir("./85/config" [pid 731] mkdirat(AT_FDCWD, "./config", 0777 [pid 730] <... openat resumed>) = 3 [pid 728] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... openat resumed>) = 3 [pid 731] <... mkdirat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] fstat(3 [pid 731] mount(NULL, "./config", "configfs", 0, NULL [pid 730] write(3, "1000", 4 [pid 728] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 731] <... mount resumed>) = 0 [pid 309] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 731] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 730] <... write resumed>) = 4 [pid 728] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 731] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 728] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] close(3 [pid 307] getdents64(3 [pid 731] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 730] close(3 [pid 731] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 731] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 730] <... close resumed>) = 0 [pid 309] rmdir("./85" [pid 307] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 730] symlink("/dev/binderfs", "./binderfs") = 0 [pid 730] write(1, "executing program\n", 18) = 18 [pid 730] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 730] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] mkdir("./86", 0777 [pid 307] newfstatat(AT_FDCWD, "./80/binderfs" [pid 730] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 730] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 730] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] unlink("./80/binderfs" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 732 attached [pid 307] <... unlink resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 732 [pid 307] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 731] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 730] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 728] <... mkdirat resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 731] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 730] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 731] <... symlinkat resumed>) = 0 [pid 730] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 728] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 731] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 730] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 732] set_robust_list(0x55558b467760, 24 [pid 731] <... unlinkat resumed>) = 0 [pid 730] <... unlinkat resumed>) = 0 [pid 728] <... symlinkat resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./80/config" [pid 731] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 730] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 731] <... rmdir resumed>) = 0 [pid 730] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 728] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 732] <... set_robust_list resumed>) = 0 [pid 731] exit_group(0 [pid 730] exit_group(0 [pid 728] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] umount2("./80/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 731] <... exit_group resumed>) = ? [pid 730] <... exit_group resumed>) = ? [pid 728] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 732] rt_sigprocmask(SIG_SETMASK, [] [pid 731] +++ exited with 0 +++ [pid 728] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 728] exit_group(0) = ? [pid 732] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 730] +++ exited with 0 +++ [pid 728] +++ exited with 0 +++ [pid 307] openat(AT_FDCWD, "./80/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=731, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... openat resumed>) = 4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] fstat(4 [pid 732] chdir("./86" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 732] <... chdir resumed>) = 0 [pid 307] getdents64(4 [pid 732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 732] setpgid(0, 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... restart_syscall resumed>) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 732] <... setpgid resumed>) = 0 [pid 732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] close(4 [pid 732] <... openat resumed>) = 3 [pid 307] <... close resumed>) = 0 [pid 306] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./80/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 732] write(3, "1000", 4) = 4 [pid 732] close(3) = 0 [pid 732] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(3 [pid 306] <... openat resumed>) = 3 [pid 732] write(1, "executing program\n", 18 [pid 306] fstat(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] close(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 732] <... write resumed>) = 18 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 308] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rmdir("./80" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... openat resumed>) = 3 executing program [pid 732] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] fstat(3 [pid 307] <... rmdir resumed>) = 0 [pid 306] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] mkdir("./81", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(3 [pid 306] newfstatat(AT_FDCWD, "./83/binderfs" [pid 732] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 732] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 307] <... mkdir resumed>) = 0 [pid 732] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] unlink("./83/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 732] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 732] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] newfstatat(AT_FDCWD, "./83/binderfs" [pid 306] <... unlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 733 attached [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... restart_syscall resumed>) = 0 [pid 308] unlink("./83/binderfs" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 733 [pid 733] set_robust_list(0x55558b467760, 24 [pid 308] <... unlink resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 733] <... set_robust_list resumed>) = 0 [pid 308] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = 0 [pid 305] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./83/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./83/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 732] <... mkdirat resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 732] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] fstat(3 [pid 308] openat(AT_FDCWD, "./83/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./83/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 732] <... symlinkat resumed>) = 0 [pid 308] fstat(4 [pid 306] fstat(4 [pid 305] getdents64(3 [pid 732] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 732] <... unlinkat resumed>) = 0 [pid 308] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 308] close(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... close resumed>) = 0 [pid 306] close(4 [pid 305] newfstatat(AT_FDCWD, "./85/binderfs" [pid 308] rmdir("./83/config" [pid 306] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rmdir("./83/config" [pid 732] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 732] exit_group(0 [pid 308] <... rmdir resumed>) = 0 [pid 732] <... exit_group resumed>) = ? [pid 732] +++ exited with 0 +++ [pid 308] getdents64(3 [pid 306] <... rmdir resumed>) = 0 [pid 305] unlink("./85/binderfs" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3 [pid 733] rt_sigprocmask(SIG_SETMASK, [] [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... unlink resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 306] close(3 [pid 733] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 308] rmdir("./83" [pid 306] <... close resumed>) = 0 [pid 305] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 733] chdir("./81") = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] mkdir("./84", 0777 [pid 306] rmdir("./83" [pid 305] newfstatat(AT_FDCWD, "./85/config" [pid 733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 733] setpgid(0, 0) = 0 [pid 733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] <... mkdir resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 733] write(3, "1000", 4) = 4 [pid 733] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] mkdir("./84", 0777 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 733] <... close resumed>) = 0 [pid 733] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./85/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 733] write(1, "executing program\n", 18) = 18 executing program [pid 733] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... openat resumed>) = 4 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 734 [pid 733] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] fstat(4 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 733] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 733] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 31.932019][ T729] LUN: removable file: (no medium) [ 31.945947][ T728] Mass Storage Function, version: 2009/09/11 [ 31.953389][ T728] LUN: removable file: (no medium) [ 31.966642][ T732] Mass Storage Function, version: 2009/09/11 [ 31.973489][ T732] LUN: removable file: (no medium) [pid 733] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 735 attached ci2-android-5-15/strace-static-x86_64: Process 734 attached [pid 309] <... restart_syscall resumed>) = 0 [pid 305] getdents64(4 [pid 735] set_robust_list(0x55558b467760, 24 [pid 734] set_robust_list(0x55558b467760, 24 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 735 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 733] <... mkdirat resumed>) = 0 [pid 733] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 733] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 733] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 735] <... set_robust_list resumed>) = 0 [pid 305] getdents64(4 [pid 734] <... set_robust_list resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] close(4 [pid 309] <... openat resumed>) = 3 [pid 733] exit_group(0 [pid 309] fstat(3 [pid 305] <... close resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rmdir("./85/config" [pid 309] getdents64(3 [pid 733] <... exit_group resumed>) = ? [pid 735] rt_sigprocmask(SIG_SETMASK, [] [pid 733] +++ exited with 0 +++ [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... rmdir resumed>) = 0 [pid 734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] newfstatat(AT_FDCWD, "./86/binderfs" [pid 305] close(3 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... close resumed>) = 0 [pid 309] unlink("./86/binderfs" [pid 305] rmdir("./85" [pid 734] chdir("./84") = 0 [pid 309] <... unlink resumed>) = 0 [pid 734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 734] setpgid(0, 0) = 0 [pid 734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... rmdir resumed>) = 0 [pid 309] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] mkdir("./86", 0777 [pid 734] <... openat resumed>) = 3 [pid 309] <... umount2 resumed>) = 0 [pid 734] write(3, "1000", 4) = 4 [pid 734] close(3) = 0 [pid 734] symlink("/dev/binderfs", "./binderfs" [pid 309] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... mkdir resumed>) = 0 [pid 734] <... symlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] newfstatat(AT_FDCWD, "./86/config" [pid 734] write(1, "executing program\n", 18) = 18 [pid 734] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 734] <... mkdirat resumed>) = 0 [pid 734] mount(NULL, "./config", "configfs", 0, NULL [pid 309] openat(AT_FDCWD, "./86/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 734] <... mount resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 736 [pid 309] fstat(4 [pid 734] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 734] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(4 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 734] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4 [pid 734] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 734] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] close(4ci2-android-5-15/strace-static-x86_64: Process 736 attached [pid 735] chdir("./84" [pid 309] <... close resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 309] rmdir("./86/config" [pid 736] set_robust_list(0x55558b467760, 24 [pid 735] <... chdir resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 307] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(3 [pid 307] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... close resumed>) = 0 [pid 735] <... prctl resumed>) = 0 [pid 734] <... mkdirat resumed>) = 0 [pid 309] rmdir("./86" [pid 307] <... openat resumed>) = 3 [pid 734] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 734] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 735] setpgid(0, 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] fstat(3 [pid 735] <... setpgid resumed>) = 0 [pid 309] mkdir("./87", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 734] <... unlinkat resumed>) = 0 [pid 734] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 734] exit_group(0 [pid 309] <... mkdir resumed>) = 0 [pid 307] getdents64(3 [pid 734] <... exit_group resumed>) = ? [pid 736] <... set_robust_list resumed>) = 0 [pid 735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 734] +++ exited with 0 +++ [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=734, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 736] chdir("./86") = 0 [pid 736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] newfstatat(AT_FDCWD, "./81/binderfs" [pid 735] <... openat resumed>) = 3 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 737 [pid 735] write(3, "1000", 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 735] <... write resumed>) = 4 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] unlink("./81/binderfs" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 736] setpgid(0, 0) = 0 [pid 736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 735] close(3 [pid 307] <... unlink resumed>) = 0 [pid 736] <... openat resumed>) = 3 [pid 735] <... close resumed>) = 0 [pid 307] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 736] write(3, "1000", 4) = 4 [pid 307] <... umount2 resumed>) = 0 [pid 735] symlink("/dev/binderfs", "./binderfs" [pid 307] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 736] close(3) = 0 [pid 736] symlink("/dev/binderfs", "./binderfs") = 0 [pid 735] <... symlink resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 736] write(1, "executing program\n", 18) = 18 executing program [pid 736] mkdirat(AT_FDCWD, "./config", 0777 [pid 735] write(1, "executing program\n", 18 [pid 307] newfstatat(AT_FDCWD, "./81/config" [pid 736] <... mkdirat resumed>) = 0 [pid 735] <... write resumed>) = 18 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 736] mount(NULL, "./config", "configfs", 0, NULL [pid 307] umount2("./81/config", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 735] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 736] <... mount resumed>) = 0 [pid 307] openat(AT_FDCWD, "./81/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 737 attached [pid 736] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 735] <... mkdirat resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 736] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 735] mount(NULL, "./config", "configfs", 0, NULL [pid 307] fstat(4 [pid 736] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 736] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(4 [pid 735] <... mount resumed>) = 0 [pid 737] set_robust_list(0x55558b467760, 24 [pid 736] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 735] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 737] <... set_robust_list resumed>) = 0 [pid 735] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... restart_syscall resumed>) = 0 [pid 307] getdents64(4 [pid 735] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 308] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./81/config" [pid 735] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 736] <... mkdirat resumed>) = 0 [pid 736] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... rmdir resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 735] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] fstat(3 [pid 307] getdents64(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] getdents64(3 [pid 307] close(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... close resumed>) = 0 [pid 735] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./81" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 736] <... symlinkat resumed>) = 0 [pid 736] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 736] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... rmdir resumed>) = 0 [pid 735] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] newfstatat(AT_FDCWD, "./84/binderfs" [pid 307] mkdir("./82", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 736] <... rmdir resumed>) = 0 [pid 736] exit_group(0) = ? [pid 307] <... mkdir resumed>) = 0 [pid 308] unlink("./84/binderfs") = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 735] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 735] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 736] +++ exited with 0 +++ [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 738 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] newfstatat(AT_FDCWD, "./84/config" [pid 735] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 735] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 735] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./84/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 735] exit_group(0 [pid 308] <... openat resumed>) = 4 [pid 735] <... exit_group resumed>) = ? [pid 308] fstat(4ci2-android-5-15/strace-static-x86_64: Process 738 attached , {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 738] set_robust_list(0x55558b467760, 24) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./84/config" [pid 738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 738] chdir("./82") = 0 [pid 308] <... rmdir resumed>) = 0 [pid 738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] getdents64(3 [pid 738] <... prctl resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 738] setpgid(0, 0 [pid 308] close(3 [pid 735] +++ exited with 0 +++ [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./84" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 738] <... setpgid resumed>) = 0 [pid 738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... rmdir resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] mkdir("./85", 0777 [pid 738] <... openat resumed>) = 3 [pid 738] write(3, "1000", 4) = 4 [pid 738] close(3) = 0 [pid 738] symlink("/dev/binderfs", "./binderfs" [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 738] <... symlink resumed>) = 0 [pid 738] write(1, "executing program\n", 18) = 18 [pid 738] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 739 [pid 737] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 737] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 737] chdir("./87" [pid 738] <... mkdirat resumed>) = 0 [pid 738] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 738] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 737] <... chdir resumed>) = 0 [pid 738] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 31.985618][ T733] Mass Storage Function, version: 2009/09/11 [ 31.991824][ T733] LUN: removable file: (no medium) [ 32.003337][ T734] Mass Storage Function, version: 2009/09/11 [ 32.009806][ T734] LUN: removable file: (no medium) [ 32.021700][ T736] Mass Storage Function, version: 2009/09/11 [ 32.027720][ T736] LUN: removable file: (no medium) [pid 738] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 737] <... prctl resumed>) = 0 [pid 737] setpgid(0, 0ci2-android-5-15/strace-static-x86_64: Process 739 attached [pid 738] <... mkdirat resumed>) = 0 [pid 306] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 739] set_robust_list(0x55558b467760, 24 [pid 738] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 737] <... setpgid resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 738] <... symlinkat resumed>) = 0 [pid 739] <... set_robust_list resumed>) = 0 [pid 737] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 305] fstat(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 739] rt_sigprocmask(SIG_SETMASK, [] [pid 738] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 737] write(3, "1000", 4 [pid 306] getdents64(3 [pid 305] getdents64(3 [pid 739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 738] <... unlinkat resumed>) = 0 [pid 737] <... write resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 737] close(3) = 0 [pid 305] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 737] symlink("/dev/binderfs", "./binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./86/binderfs" [pid 306] newfstatat(AT_FDCWD, "./84/binderfs" [pid 737] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./84/binderfs" [pid 737] write(1, "executing program\n", 18) = 18 [pid 305] unlink("./86/binderfs" [pid 737] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 306] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 737] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 306] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./84/config" [pid 305] newfstatat(AT_FDCWD, "./86/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./84/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./86/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 4 [pid 305] <... openat resumed>) = 4 [pid 306] fstat(4 [pid 305] fstat(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 737] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] getdents64(4 [pid 737] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 305] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 305] close(4 [pid 737] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 306] rmdir("./84/config" [pid 305] rmdir("./86/config" [pid 737] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 737] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 737] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 306] <... rmdir resumed>) = 0 [pid 737] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 305] getdents64(3 [pid 737] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 305] close(3 [pid 739] chdir("./85" [pid 738] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 737] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 739] <... chdir resumed>) = 0 [pid 738] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 737] exit_group(0 [pid 306] rmdir("./84" [pid 305] rmdir("./86" [pid 739] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 738] exit_group(0 [pid 737] <... exit_group resumed>) = ? [pid 739] <... prctl resumed>) = 0 [pid 738] <... exit_group resumed>) = ? [pid 737] +++ exited with 0 +++ [pid 306] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 739] setpgid(0, 0 [pid 306] mkdir("./85", 0777 [pid 305] mkdir("./87", 0777 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 738] +++ exited with 0 +++ [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... mkdir resumed>) = 0 [pid 739] <... setpgid resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=738, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 741 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 740 ci2-android-5-15/strace-static-x86_64: Process 740 attached [pid 739] <... openat resumed>) = 3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 740] set_robust_list(0x55558b467760, 24 [pid 739] write(3, "1000", 4 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 740] <... set_robust_list resumed>) = 0 [pid 739] <... write resumed>) = 4 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 739] close(3) = 0 [pid 739] symlink("/dev/binderfs", "./binderfs" [pid 740] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 741 attached [pid 741] set_robust_list(0x55558b467760, 24) = 0 [pid 739] <... symlink resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 740] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 739] write(1, "executing program\n", 18 [pid 307] <... restart_syscall resumed>) = 0 [pid 739] <... write resumed>) = 18 [pid 309] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 739] mkdirat(AT_FDCWD, "./config", 0777 [pid 741] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 741] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 741] chdir("./85") = 0 [pid 741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 739] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 739] mount(NULL, "./config", "configfs", 0, NULL [pid 309] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 740] chdir("./87" [pid 739] <... mount resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 309] <... openat resumed>) = 3 [pid 739] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] fstat(3 [pid 307] fstat(3 [pid 740] <... chdir resumed>) = 0 [pid 739] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 739] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] getdents64(3 [pid 307] getdents64(3 [pid 739] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 741] setpgid(0, 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 741] <... setpgid resumed>) = 0 [pid 309] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 739] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 740] <... prctl resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 741] write(3, "1000", 4) = 4 [pid 741] close(3) = 0 [pid 741] symlink("/dev/binderfs", "./binderfs") = 0 [pid 741] write(1, "executing program\n", 18) = 18 [pid 741] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 741] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 741] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 741] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 741] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./82/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./82/binderfs") = 0 [pid 307] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 740] setpgid(0, 0) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./82/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./82/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./82/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] newfstatat(AT_FDCWD, "./87/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./87/binderfs" [pid 307] <... openat resumed>) = 4 [pid 307] fstat(4 [pid 309] <... unlink resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 741] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 739] <... mkdirat resumed>) = 0 [pid 309] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 741] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 739] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] getdents64(4 [pid 309] <... umount2 resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 741] <... symlinkat resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./87/config" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 741] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 739] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] close(4 [pid 741] <... unlinkat resumed>) = 0 [pid 309] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 741] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 739] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./82/config" [pid 309] openat(AT_FDCWD, "./87/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... rmdir resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 307] getdents64(3 [pid 309] fstat(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 741] <... rmdir resumed>) = 0 [pid 307] close(3 [pid 739] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] getdents64(4 [pid 307] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] rmdir("./82" [pid 741] exit_group(0 [pid 739] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] getdents64(4 [pid 740] <... openat resumed>) = 3 [pid 740] write(3, "1000", 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 741] <... exit_group resumed>) = ? [pid 309] close(4 [pid 739] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] mkdir("./83", 0777 [pid 309] <... close resumed>) = 0 [pid 740] <... write resumed>) = 4 [pid 740] close(3) = 0 [pid 740] symlink("/dev/binderfs", "./binderfs" [pid 309] rmdir("./87/config" [pid 307] <... mkdir resumed>) = 0 [pid 740] <... symlink resumed>) = 0 [pid 740] write(1, "executing program\n", 18 [pid 309] <... rmdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] getdents64(3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] close(3 [pid 740] <... write resumed>) = 18 [pid 740] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./87" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 742 executing program [pid 740] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rmdir resumed>) = 0 [pid 309] mkdir("./88", 0777 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 741] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 740] <... mount resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 739] exit_group(0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 740] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 739] <... exit_group resumed>) = ? [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 740] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 740] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 32.040815][ T738] Mass Storage Function, version: 2009/09/11 [ 32.047116][ T738] LUN: removable file: (no medium) [ 32.069840][ T739] Mass Storage Function, version: 2009/09/11 [ 32.075868][ T739] LUN: removable file: (no medium) [pid 740] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 743 attached [pid 739] +++ exited with 0 +++ [pid 306] <... restart_syscall resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 743 ci2-android-5-15/strace-static-x86_64: Process 742 attached [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=739, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 742] set_robust_list(0x55558b467760, 24 [pid 306] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 308] fstat(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 742] <... set_robust_list resumed>) = 0 [pid 308] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./85/binderfs" [pid 308] newfstatat(AT_FDCWD, "./85/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./85/binderfs" [pid 308] unlink("./85/binderfs" [pid 742] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... unlink resumed>) = 0 [pid 742] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 742] chdir("./83" [pid 308] <... unlink resumed>) = 0 [pid 306] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 742] <... chdir resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... umount2 resumed>) = 0 [pid 306] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./85/config" [pid 742] <... prctl resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./85/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 742] setpgid(0, 0 [pid 308] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./85/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./85/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 4 [pid 308] <... openat resumed>) = 4 [pid 306] fstat(4 [pid 308] fstat(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 308] getdents64(4 [pid 742] <... setpgid resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 308] close(4 [pid 306] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] rmdir("./85/config" [pid 308] rmdir("./85/config" [pid 742] <... openat resumed>) = 3 [pid 742] write(3, "1000", 4) = 4 [pid 742] close(3) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 742] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 308] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 308] close(3 [pid 742] write(1, "executing program\n", 18 [pid 306] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] rmdir("./85" [pid 308] rmdir("./85" [pid 742] <... write resumed>) = 18 [pid 742] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 executing program [pid 308] mkdir("./86", 0777 [pid 306] mkdir("./86", 0777 [pid 742] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 742] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 308] <... mkdir resumed>) = 0 [pid 742] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 742] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 745 attached [pid 743] set_robust_list(0x55558b467760, 24 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 744 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 745 [pid 743] <... set_robust_list resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 743] rt_sigprocmask(SIG_SETMASK, [] [pid 742] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 740] <... mkdirat resumed>) = 0 [pid 742] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 740] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 742] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 740] <... symlinkat resumed>) = 0 [pid 742] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 EBUSY (Device or resource busy) [pid 740] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 742] exit_group(0) = ? [pid 740] <... unlinkat resumed>) = 0 [pid 745] set_robust_list(0x55558b467760, 24 [pid 743] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 742] +++ exited with 0 +++ [pid 740] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 743] chdir("./88" [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 743] <... chdir resumed>) = 0 [pid 740] <... rmdir resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 740] exit_group(0) = ? [pid 745] <... set_robust_list resumed>) = 0 [pid 743] <... prctl resumed>) = 0 [pid 740] +++ exited with 0 +++ [pid 307] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW [pid 743] setpgid(0, 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-15/strace-static-x86_64: Process 744 attached [pid 743] <... setpgid resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 744] set_robust_list(0x55558b467760, 24 [pid 307] <... openat resumed>) = 3 [pid 743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] fstat(3 [pid 744] <... set_robust_list resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 744] rt_sigprocmask(SIG_SETMASK, [] [pid 743] <... openat resumed>) = 3 [pid 307] getdents64(3 [pid 744] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 744] chdir("./86" [pid 743] write(3, "1000", 4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 744] <... chdir resumed>) = 0 [pid 743] <... write resumed>) = 4 [pid 307] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 745] rt_sigprocmask(SIG_SETMASK, [] [pid 743] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 744] <... prctl resumed>) = 0 [pid 745] chdir("./86" [pid 744] setpgid(0, 0 [pid 745] <... chdir resumed>) = 0 [pid 744] <... setpgid resumed>) = 0 [pid 745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 743] <... close resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./83/binderfs" [pid 745] <... prctl resumed>) = 0 [pid 744] <... openat resumed>) = 3 [pid 743] symlink("/dev/binderfs", "./binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 745] setpgid(0, 0 [pid 744] write(3, "1000", 4 [pid 307] unlink("./83/binderfs" [pid 745] <... setpgid resumed>) = 0 [pid 744] <... write resumed>) = 4 [pid 745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 744] close(3 [pid 307] <... unlink resumed>) = 0 [pid 745] <... openat resumed>) = 3 [pid 744] <... close resumed>) = 0 [pid 743] <... symlink resumed>) = 0 [pid 307] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 745] write(3, "1000", 4 [pid 744] symlink("/dev/binderfs", "./binderfs" [pid 743] write(1, "executing program\n", 18 [pid 307] <... umount2 resumed>) = 0 [pid 743] <... write resumed>) = 18 [pid 745] <... write resumed>) = 4 executing program [pid 744] <... symlink resumed>) = 0 [pid 743] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 745] close(3 [pid 744] write(1, "executing program\n", 18 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 745] <... close resumed>) = 0 [pid 744] <... write resumed>) = 18 [pid 307] newfstatat(AT_FDCWD, "./83/config" [pid 745] symlink("/dev/binderfs", "./binderfs" [pid 744] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 745] <... symlink resumed>) = 0 [pid 744] <... mkdirat resumed>) = 0 [pid 743] <... mkdirat resumed>) = 0 [pid 307] umount2("./83/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 745] write(1, "executing program\n", 18 [pid 744] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 743] mount(NULL, "./config", "configfs", 0, NULL [pid 307] openat(AT_FDCWD, "./83/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 745] <... write resumed>) = 18 executing program [pid 744] <... mount resumed>) = 0 [pid 743] <... mount resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 743] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] fstat(4 [pid 743] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 743] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] getdents64(4 [pid 743] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 745] mkdirat(AT_FDCWD, "./config", 0777 [pid 744] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 743] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 745] <... mkdirat resumed>) = 0 [pid 744] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(4 [pid 745] mount(NULL, "./config", "configfs", 0, NULL [pid 744] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 745] <... mount resumed>) = 0 [pid 744] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 745] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 744] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 745] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 745] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 745] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./83/config") = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./83") = 0 [pid 307] mkdir("./84", 0777) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 746 attached [pid 745] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 744] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 743] <... mkdirat resumed>) = 0 [pid 305] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 746] set_robust_list(0x55558b467760, 24 [pid 745] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 744] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 743] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 746 [pid 745] <... symlinkat resumed>) = 0 [pid 744] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 743] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 746] <... set_robust_list resumed>) = 0 [pid 745] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 744] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 743] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 746] rt_sigprocmask(SIG_SETMASK, [] [pid 745] <... unlinkat resumed>) = 0 [pid 744] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 743] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 746] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 745] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 744] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 743] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... openat resumed>) = 3 [pid 745] <... rmdir resumed>) = 0 [pid 744] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] fstat(3 [pid 745] exit_group(0 [pid 744] exit_group(0 [pid 743] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 746] chdir("./84" [pid 745] <... exit_group resumed>) = ? [pid 743] exit_group(0 [pid 305] getdents64(3 [pid 744] <... exit_group resumed>) = ? [pid 745] +++ exited with 0 +++ [pid 744] +++ exited with 0 +++ [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 746] <... chdir resumed>) = 0 [pid 743] <... exit_group resumed>) = ? [pid 305] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 743] +++ exited with 0 +++ [pid 746] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] newfstatat(AT_FDCWD, "./87/binderfs" [pid 746] <... prctl resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=743, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 746] setpgid(0, 0 [pid 305] unlink("./87/binderfs" [pid 746] <... setpgid resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 746] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = 0 [pid 746] write(3, "1000", 4 [pid 305] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 746] <... write resumed>) = 4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 746] close(3 [pid 305] newfstatat(AT_FDCWD, "./87/config" [pid 746] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 746] symlink("/dev/binderfs", "./binderfs" [pid 305] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 746] <... symlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 746] write(1, "executing program\n", 18 [pid 305] openat(AT_FDCWD, "./87/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 746] <... write resumed>) = 18 [pid 305] <... openat resumed>) = 4 executing program [pid 746] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] fstat(4 [pid 746] <... mkdirat resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 746] mount(NULL, "./config", "configfs", 0, NULL [pid 305] getdents64(4 [pid 746] <... mount resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 746] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] getdents64(4 [pid 746] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 746] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 305] close(4 [pid 746] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... close resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [ 32.087206][ T740] Mass Storage Function, version: 2009/09/11 [ 32.099720][ T740] LUN: removable file: (no medium) [ 32.114466][ T743] Mass Storage Function, version: 2009/09/11 [ 32.120900][ T743] LUN: removable file: (no medium) [ 32.133279][ T746] Mass Storage Function, version: 2009/09/11 [pid 305] rmdir("./87/config") = 0 [pid 305] getdents64(3 [pid 309] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] close(3 [pid 746] <... mkdirat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... close resumed>) = 0 [pid 746] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 305] rmdir("./87" [pid 746] <... symlinkat resumed>) = 0 [pid 309] fstat(3 [pid 308] fstat(3 [pid 306] fstat(3 [pid 746] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 746] <... unlinkat resumed>) = 0 [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] mkdir("./88", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(3 [pid 746] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 746] exit_group(0 [pid 305] <... mkdir resumed>) = 0 [pid 309] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] newfstatat(AT_FDCWD, "./88/binderfs" [pid 308] newfstatat(AT_FDCWD, "./86/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./86/binderfs" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] unlink("./88/binderfs" [pid 308] unlink("./86/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 746] <... exit_group resumed>) = ? [pid 746] +++ exited with 0 +++ [pid 309] <... unlink resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 306] unlink("./86/binderfs" [pid 309] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=746, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... unlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 747 attached [pid 309] <... umount2 resumed>) = 0 [pid 747] set_robust_list(0x55558b467760, 24 [pid 309] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 306] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 747 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 747] <... set_robust_list resumed>) = 0 [pid 747] rt_sigprocmask(SIG_SETMASK, [] [pid 309] newfstatat(AT_FDCWD, "./88/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] newfstatat(AT_FDCWD, "./86/config" [pid 306] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 747] chdir("./88" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 747] <... chdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./88/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(AT_FDCWD, "./86/config" [pid 309] <... openat resumed>) = 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] fstat(4 [pid 308] openat(AT_FDCWD, "./86/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 308] fstat(4 [pid 306] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] getdents64(4 [pid 306] openat(AT_FDCWD, "./86/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] close(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... openat resumed>) = 4 [pid 309] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 306] fstat(4 [pid 309] rmdir("./88/config" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 747] <... prctl resumed>) = 0 [pid 747] setpgid(0, 0) = 0 [pid 747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... rmdir resumed>) = 0 [pid 308] close(4 [pid 306] getdents64(4 [pid 309] getdents64(3 [pid 308] <... close resumed>) = 0 [pid 747] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] rmdir("./86/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] close(3 [pid 747] write(3, "1000", 4) = 4 [pid 747] close(3) = 0 [pid 747] symlink("/dev/binderfs", "./binderfs" [pid 308] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 308] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./88" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 747] <... symlink resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 309] mkdir("./89", 0777 [pid 308] close(3 [pid 306] rmdir("./86/config" [pid 747] write(1, "executing program\n", 18) = 18 [pid 747] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 308] rmdir("./86" [pid 306] getdents64(3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 747] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 747] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] mkdir("./87", 0777 [pid 747] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 747] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 747] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 748 attached [pid 308] <... mkdir resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] close(3 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 748 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... close resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rmdir("./86" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 748] set_robust_list(0x55558b467760, 24 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 749 [pid 307] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] mkdir("./87", 0777 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... openat resumed>) = 3 [pid 747] <... mkdirat resumed>) = 0 [pid 747] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 747] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] fstat(3 [pid 306] <... mkdir resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] getdents64(3 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 747] <... unlinkat resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 747] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 747] exit_group(0) = ? [pid 747] +++ exited with 0 +++ [pid 748] <... set_robust_list resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 749 attached [pid 749] set_robust_list(0x55558b467760, 24 [pid 307] newfstatat(AT_FDCWD, "./84/binderfs" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 750 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] unlink("./84/binderfs" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 749] <... set_robust_list resumed>) = 0 [pid 749] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 749] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 749] chdir("./87" [pid 307] <... umount2 resumed>) = 0 [pid 749] <... chdir resumed>) = 0 [pid 307] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 749] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 749] <... prctl resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./84/config" [pid 749] setpgid(0, 0) = 0 [pid 749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 749] <... openat resumed>) = 3 [pid 307] umount2("./84/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 749] write(3, "1000", 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 749] <... write resumed>) = 4 [pid 307] openat(AT_FDCWD, "./84/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 749] close(3 [pid 307] <... openat resumed>) = 4 [pid 749] <... close resumed>) = 0 [pid 307] fstat(4 [pid 749] symlink("/dev/binderfs", "./binderfs" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 749] <... symlink resumed>) = 0 [pid 307] getdents64(4 [pid 749] write(1, "executing program\n", 18 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 749] <... write resumed>) = 18 [pid 307] getdents64(4 [pid 749] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 executing program ci2-android-5-15/strace-static-x86_64: Process 750 attached [pid 749] <... mkdirat resumed>) = 0 [pid 748] rt_sigprocmask(SIG_SETMASK, [] [pid 307] close(4 [pid 305] <... restart_syscall resumed>) = 0 [pid 749] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 748] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... close resumed>) = 0 [pid 749] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] rmdir("./84/config" [pid 748] chdir("./89" [pid 305] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 749] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 749] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(3 [pid 748] <... chdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... openat resumed>) = 3 [pid 748] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] close(3 [pid 305] fstat(3 [pid 749] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... close resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 748] <... prctl resumed>) = 0 [pid 307] rmdir("./84" [pid 305] getdents64(3 [pid 750] set_robust_list(0x55558b467760, 24 [pid 748] setpgid(0, 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 748] <... setpgid resumed>) = 0 [pid 307] mkdir("./85", 0777 [pid 305] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 750] <... set_robust_list resumed>) = 0 [pid 749] <... mkdirat resumed>) = 0 [pid 748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... mkdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] newfstatat(AT_FDCWD, "./88/binderfs" [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 748] <... openat resumed>) = 3 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] unlink("./88/binderfs" [pid 749] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 305] <... unlink resumed>) = 0 [pid 749] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 749] <... unlinkat resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 749] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 749] <... rmdir resumed>) = 0 [pid 748] write(3, "1000", 4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 750] rt_sigprocmask(SIG_SETMASK, [] [pid 748] <... write resumed>) = 4 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 751 [pid 305] newfstatat(AT_FDCWD, "./88/config" [pid 748] close(3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 750] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 748] <... close resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 748] symlink("/dev/binderfs", "./binderfs" [pid 749] exit_group(0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 749] <... exit_group resumed>) = ? [pid 305] openat(AT_FDCWD, "./88/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 750] chdir("./87" [pid 749] +++ exited with 0 +++ [pid 748] <... symlink resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 748] write(1, "executing program\n", 18 [pid 305] fstat(4 [pid 750] <... chdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 751 attached executing program [pid 751] set_robust_list(0x55558b467760, 24 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 748] <... write resumed>) = 18 [pid 750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 748] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] getdents64(4 [pid 750] <... prctl resumed>) = 0 [pid 751] <... set_robust_list resumed>) = 0 [pid 751] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 751] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(4 [pid 751] chdir("./85" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 751] <... chdir resumed>) = 0 [pid 305] close(4 [pid 751] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... close resumed>) = 0 [pid 751] <... prctl resumed>) = 0 [pid 305] rmdir("./88/config" [pid 750] setpgid(0, 0 [pid 748] <... mkdirat resumed>) = 0 [pid 751] setpgid(0, 0) = 0 [pid 751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... rmdir resumed>) = 0 [pid 750] <... setpgid resumed>) = 0 [pid 748] mount(NULL, "./config", "configfs", 0, NULL [pid 305] getdents64(3 [pid 751] <... openat resumed>) = 3 [pid 748] <... mount resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 751] write(3, "1000", 4 [pid 305] close(3 [pid 748] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... close resumed>) = 0 [pid 748] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] rmdir("./88" [pid 751] <... write resumed>) = 4 [pid 751] close(3) = 0 [pid 751] symlink("/dev/binderfs", "./binderfs") = 0 [pid 750] <... openat resumed>) = 3 [pid 748] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 751] write(1, "executing program\n", 18 [pid 750] write(3, "1000", 4 [pid 305] mkdir("./89", 0777 [pid 751] <... write resumed>) = 18 [pid 750] <... write resumed>) = 4 [pid 748] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [ 32.139541][ T746] LUN: removable file: (no medium) [ 32.153754][ T747] Mass Storage Function, version: 2009/09/11 [ 32.160373][ T747] LUN: removable file: (no medium) [ 32.172917][ T749] Mass Storage Function, version: 2009/09/11 [ 32.178950][ T749] LUN: removable file: (no medium) [pid 751] mkdirat(AT_FDCWD, "./config", 0777 [pid 750] close(3 [pid 748] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... mkdir resumed>) = 0 [pid 751] <... mkdirat resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 751] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 751] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 751] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 751] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 750] <... close resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 752 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 752 attached [pid 752] set_robust_list(0x55558b467760, 24) = 0 [pid 752] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 750] symlink("/dev/binderfs", "./binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 750] <... symlink resumed>) = 0 [pid 308] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 750] write(1, "executing program\n", 18 [pid 308] <... openat resumed>) = 3 [pid 750] <... write resumed>) = 18 [pid 308] fstat(3 [pid 748] <... mkdirat resumed>) = 0 [pid 751] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 750] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 748] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] getdents64(3 executing program [pid 752] chdir("./89") = 0 [pid 750] <... mkdirat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 750] mount(NULL, "./config", "configfs", 0, NULL [pid 751] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 750] <... mount resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 750] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 751] <... symlinkat resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./87/binderfs" [pid 751] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 750] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 748] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 751] <... unlinkat resumed>) = 0 [pid 750] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 748] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] unlink("./87/binderfs" [pid 750] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 751] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 750] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 748] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... unlink resumed>) = 0 [pid 752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 752] setpgid(0, 0) = 0 [pid 751] <... rmdir resumed>) = 0 [pid 308] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 752] write(3, "1000", 4) = 4 [pid 752] close(3) = 0 [pid 752] symlink("/dev/binderfs", "./binderfs") = 0 [pid 752] write(1, "executing program\n", 18) = 18 [pid 752] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 752] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 752] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 752] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 752] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 751] exit_group(0 [pid 308] <... umount2 resumed>) = 0 [pid 748] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 751] <... exit_group resumed>) = ? [pid 308] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 752] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 752] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 751] +++ exited with 0 +++ [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 752] <... symlinkat resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./87/config" [pid 752] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 748] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 748] exit_group(0 [pid 308] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 752] <... unlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 748] <... exit_group resumed>) = ? [pid 752] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 748] +++ exited with 0 +++ [pid 308] openat(AT_FDCWD, "./87/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 750] <... mkdirat resumed>) = 0 [pid 750] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 750] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 752] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] getdents64(4 [pid 307] <... openat resumed>) = 3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 752] exit_group(0 [pid 308] getdents64(4 [pid 307] fstat(3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 752] <... exit_group resumed>) = ? [pid 308] rmdir("./87/config") = 0 [pid 307] getdents64(3 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./87" [pid 752] +++ exited with 0 +++ [pid 308] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] mkdir("./88", 0777) = 0 [pid 307] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 753 attached [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 753 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 750] <... unlinkat resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./85/binderfs" [pid 750] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 750] exit_group(0) = ? [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 753] set_robust_list(0x55558b467760, 24 [pid 307] unlink("./85/binderfs") = 0 [pid 753] <... set_robust_list resumed>) = 0 [pid 750] +++ exited with 0 +++ [pid 307] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 307] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./85/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./85/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./85/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./85/config" [pid 753] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rmdir resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=750, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./85") = 0 [pid 307] mkdir("./86", 0777 [pid 753] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 753] chdir("./88"ci2-android-5-15/strace-static-x86_64: Process 754 attached [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 754 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 753] <... chdir resumed>) = 0 [pid 754] set_robust_list(0x55558b467760, 24) = 0 [pid 754] rt_sigprocmask(SIG_SETMASK, [] [pid 753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 754] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 754] chdir("./86") = 0 [pid 754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 754] setpgid(0, 0) = 0 [pid 754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 754] <... openat resumed>) = 3 [pid 753] <... prctl resumed>) = 0 [pid 754] write(3, "1000", 4) = 4 [pid 754] close(3) = 0 [pid 754] symlink("/dev/binderfs", "./binderfs" [pid 309] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW [pid 754] <... symlink resumed>) = 0 [pid 753] setpgid(0, 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 754] write(1, "executing program\n", 18) = 18 executing program [pid 754] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 753] <... setpgid resumed>) = 0 [pid 309] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 754] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./89/binderfs") = 0 [pid 305] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 305] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./89/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./89/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./89/config") = 0 [pid 309] fstat(3 [pid 306] <... openat resumed>) = 3 [pid 305] getdents64(3 [pid 753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] getdents64(3 [pid 305] close(3 [pid 753] <... openat resumed>) = 3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] rmdir("./89" [pid 753] write(3, "1000", 4 [pid 309] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./90", 0777 [pid 753] <... write resumed>) = 4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... mkdir resumed>) = 0 [pid 754] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 753] close(3 [pid 309] newfstatat(AT_FDCWD, "./89/binderfs" [pid 306] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 754] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 753] <... close resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 754] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 753] symlink("/dev/binderfs", "./binderfs" [pid 309] unlink("./89/binderfs" [pid 306] newfstatat(AT_FDCWD, "./87/binderfs" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 754] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 753] <... symlink resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 754] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 753] write(1, "executing program\n", 18 [pid 309] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./87/binderfs" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 755 [ 32.190512][ T748] Mass Storage Function, version: 2009/09/11 [ 32.196698][ T748] LUN: removable file: (no medium) [ 32.205004][ T750] Mass Storage Function, version: 2009/09/11 [ 32.211451][ T750] LUN: removable file: (no medium) ci2-android-5-15/strace-static-x86_64: Process 755 attached [pid 753] <... write resumed>) = 18 [pid 309] <... umount2 resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 755] set_robust_list(0x55558b467760, 24 [pid 753] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 755] <... set_robust_list resumed>) = 0 [pid 753] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 755] rt_sigprocmask(SIG_SETMASK, [] [pid 753] mount(NULL, "./config", "configfs", 0, NULL executing program [pid 309] newfstatat(AT_FDCWD, "./89/config" [pid 755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 753] <... mount resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 755] chdir("./90" [pid 753] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 755] <... chdir resumed>) = 0 [pid 753] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 755] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 753] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] openat(AT_FDCWD, "./89/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(AT_FDCWD, "./87/config" [pid 755] <... prctl resumed>) = 0 [pid 753] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 755] setpgid(0, 0 [pid 753] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] fstat(4 [pid 306] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 755] <... setpgid resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] getdents64(4 [pid 306] openat(AT_FDCWD, "./87/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 755] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... openat resumed>) = 4 [pid 755] write(3, "1000", 4 [pid 309] getdents64(4 [pid 306] fstat(4 [pid 755] <... write resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 755] close(3 [pid 309] close(4 [pid 306] getdents64(4 [pid 755] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 755] symlink("/dev/binderfs", "./binderfs" [pid 309] rmdir("./89/config" [pid 306] getdents64(4 [pid 755] <... symlink resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 755] write(1, "executing program\n", 18 executing program [pid 309] getdents64(3 [pid 306] close(4 [pid 755] <... write resumed>) = 18 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 755] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] close(3 [pid 306] rmdir("./87/config" [pid 755] <... mkdirat resumed>) = 0 [pid 754] <... mkdirat resumed>) = 0 [pid 753] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... close resumed>) = 0 [pid 754] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 754] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 754] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 753] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... rmdir resumed>) = 0 [pid 309] rmdir("./89" [pid 754] exit_group(0) = ? [pid 755] mount(NULL, "./config", "configfs", 0, NULL [pid 754] +++ exited with 0 +++ [pid 753] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 755] <... mount resumed>) = 0 [pid 753] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=754, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 755] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] mkdir("./90", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 755] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 755] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 753] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] close(3 [pid 755] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 753] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... mkdir resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 755] <... mkdirat resumed>) = 0 [pid 753] <... rmdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rmdir("./87" [pid 755] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 753] exit_group(0 [pid 755] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 753] <... exit_group resumed>) = ? [pid 755] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 753] +++ exited with 0 +++ [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rmdir resumed>) = 0 [pid 755] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 755] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=753, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] mkdir("./88", 0777 [pid 755] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 755] exit_group(0) = ? [pid 755] +++ exited with 0 +++ [pid 307] <... openat resumed>) = 3 [pid 306] <... mkdir resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 756 [pid 307] fstat(3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=755, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] getdents64(3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 756 attached [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 756] set_robust_list(0x55558b467760, 24) = 0 [pid 756] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 756] chdir("./90" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 756] <... chdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 757 [pid 307] newfstatat(AT_FDCWD, "./86/binderfs" [pid 756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] unlink("./86/binderfs" [pid 756] setpgid(0, 0) = 0 [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... restart_syscall resumed>) = 0 [pid 305] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... openat resumed>) = 3 [pid 307] newfstatat(AT_FDCWD, "./86/config" [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] getdents64(3 [pid 307] umount2("./86/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] openat(AT_FDCWD, "./86/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... openat resumed>) = 4 [pid 305] newfstatat(AT_FDCWD, "./90/binderfs" [pid 307] fstat(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] unlink("./90/binderfs" [pid 307] getdents64(4 [pid 305] <... unlink resumed>) = 0 [pid 756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = 0 [pid 307] getdents64(4 [pid 305] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] close(4 [pid 305] newfstatat(AT_FDCWD, "./90/config" [pid 307] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./86/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./90/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(3 [pid 305] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 305] close(4) = 0 [pid 305] rmdir("./90/config" [pid 756] <... openat resumed>) = 3 [pid 307] <... close resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 307] rmdir("./86" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./90" [pid 756] write(3, "1000", 4 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 307] mkdir("./87", 0777 [pid 305] mkdir("./91", 0777) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 756] <... write resumed>) = 4 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 758 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 757 attached [pid 757] set_robust_list(0x55558b467760, 24) = 0 [pid 757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 759 [pid 757] chdir("./88" [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 757] <... chdir resumed>) = 0 [pid 756] close(3 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 757] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 756] <... close resumed>) = 0 [pid 757] <... prctl resumed>) = 0 [pid 757] setpgid(0, 0) = 0 ci2-android-5-15/strace-static-x86_64: Process 758 attached [pid 757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 756] symlink("/dev/binderfs", "./binderfs" [pid 757] <... openat resumed>) = 3 [pid 757] write(3, "1000", 4 [pid 756] <... symlink resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 756] write(1, "executing program\n", 18 [pid 758] set_robust_list(0x55558b467760, 24 [pid 756] <... write resumed>) = 18 [pid 308] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 308] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 756] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./88/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./88/binderfs") = 0 [pid 308] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 308] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./88/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./88/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 756] <... mkdirat resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./88/config" [pid 758] <... set_robust_list resumed>) = 0 [pid 756] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 756] <... mount resumed>) = 0 [pid 308] close(3 [pid 756] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... close resumed>) = 0 [pid 757] <... write resumed>) = 4 [pid 756] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./88" [pid 757] close(3 [pid 756] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 758] rt_sigprocmask(SIG_SETMASK, [] [pid 757] <... close resumed>) = 0 [pid 308] mkdir("./89", 0777 [pid 758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 757] symlink("/dev/binderfs", "./binderfs" [pid 756] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... mkdir resumed>) = 0 [ 32.236222][ T754] Mass Storage Function, version: 2009/09/11 [ 32.244653][ T754] LUN: removable file: (no medium) [ 32.253787][ T755] Mass Storage Function, version: 2009/09/11 [ 32.260033][ T755] LUN: removable file: (no medium) [pid 758] chdir("./91" [pid 757] <... symlink resumed>) = 0 [pid 756] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 757] write(1, "executing program\n", 18 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 757] <... write resumed>) = 18 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 757] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 760 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 757] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 757] <... mount resumed>) = 0 [pid 757] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 757] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777ci2-android-5-15/strace-static-x86_64: Process 759 attached ) = -1 EEXIST (File exists) [pid 759] set_robust_list(0x55558b467760, 24 [pid 757] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 759] <... set_robust_list resumed>) = 0 executing program [pid 759] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 759] chdir("./87") = 0 [pid 759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 759] setpgid(0, 0) = 0 [pid 759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 759] write(3, "1000", 4 [pid 758] <... chdir resumed>) = 0 [pid 759] <... write resumed>) = 4 [pid 759] close(3) = 0 [pid 759] symlink("/dev/binderfs", "./binderfs") = 0 [pid 758] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-15/strace-static-x86_64: Process 760 attached [pid 759] write(1, "executing program\n", 18 [pid 760] set_robust_list(0x55558b467760, 24 [pid 759] <... write resumed>) = 18 [pid 760] <... set_robust_list resumed>) = 0 [pid 759] mkdirat(AT_FDCWD, "./config", 0777 [pid 760] rt_sigprocmask(SIG_SETMASK, [] [pid 759] <... mkdirat resumed>) = 0 [pid 760] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 759] mount(NULL, "./config", "configfs", 0, NULL [pid 760] chdir("./89" [pid 759] <... mount resumed>) = 0 [pid 760] <... chdir resumed>) = 0 [pid 759] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 759] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 760] <... prctl resumed>) = 0 [pid 759] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 760] setpgid(0, 0 [pid 759] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 760] <... setpgid resumed>) = 0 executing program [pid 759] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 758] <... prctl resumed>) = 0 [pid 760] <... openat resumed>) = 3 [pid 758] setpgid(0, 0 [pid 760] write(3, "1000", 4) = 4 [pid 758] <... setpgid resumed>) = 0 [pid 760] close(3) = 0 [pid 760] symlink("/dev/binderfs", "./binderfs") = 0 [pid 760] write(1, "executing program\n", 18 [pid 758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 760] <... write resumed>) = 18 executing program [pid 760] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 758] <... openat resumed>) = 3 [pid 760] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 760] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 760] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 760] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 759] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 757] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 760] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 759] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 757] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 760] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 759] <... symlinkat resumed>) = 0 [pid 758] write(3, "1000", 4 [pid 757] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 756] <... mkdirat resumed>) = 0 [pid 760] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 759] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 757] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 760] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 759] <... unlinkat resumed>) = 0 [pid 758] <... write resumed>) = 4 [pid 757] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 756] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 760] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 759] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 757] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 760] <... rmdir resumed>) = 0 [pid 759] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 758] close(3 [pid 757] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 756] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 760] exit_group(0 [pid 759] exit_group(0 [pid 757] exit_group(0 [pid 760] <... exit_group resumed>) = ? [pid 759] <... exit_group resumed>) = ? [pid 758] <... close resumed>) = 0 [pid 757] <... exit_group resumed>) = ? [pid 756] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 760] +++ exited with 0 +++ [pid 759] +++ exited with 0 +++ [pid 758] symlink("/dev/binderfs", "./binderfs" [pid 757] +++ exited with 0 +++ [pid 756] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 756] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 756] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 758] <... symlink resumed>) = 0 [pid 756] exit_group(0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 758] write(1, "executing program\n", 18 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 756] <... exit_group resumed>) = ? [pid 758] <... write resumed>) = 18 executing program [pid 758] mkdirat(AT_FDCWD, "./config", 0777 [pid 756] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 758] <... mkdirat resumed>) = 0 [pid 758] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 758] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 758] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 758] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 308] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./89/binderfs") = 0 [pid 308] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = 0 [pid 758] <... mkdirat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./89/config" [pid 309] <... openat resumed>) = 3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] fstat(3 [pid 308] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 758] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 308] openat(AT_FDCWD, "./89/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] fstat(4 [pid 306] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 758] <... symlinkat resumed>) = 0 [pid 309] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 758] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(4 [pid 306] <... openat resumed>) = 3 [pid 758] <... unlinkat resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./90/binderfs" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 758] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(4 [pid 307] fstat(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] unlink("./90/binderfs" [pid 308] close(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 309] <... unlink resumed>) = 0 [pid 308] rmdir("./89/config" [pid 758] <... rmdir resumed>) = 0 [pid 309] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] close(3 [pid 758] exit_group(0 [pid 309] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 307] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rmdir("./89" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 758] <... exit_group resumed>) = ? [pid 309] newfstatat(AT_FDCWD, "./90/config" [pid 308] <... rmdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./87/binderfs" [pid 306] newfstatat(AT_FDCWD, "./88/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] mkdir("./90", 0777 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... mkdir resumed>) = 0 [pid 307] unlink("./87/binderfs" [pid 306] unlink("./88/binderfs" [pid 758] +++ exited with 0 +++ [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... unlink resumed>) = 0 [pid 309] openat(AT_FDCWD, "./90/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... openat resumed>) = 4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... umount2 resumed>) = 0 [pid 306] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] fstat(4 [pid 307] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 761 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] newfstatat(AT_FDCWD, "./87/config" [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] getdents64(4 [pid 307] umount2("./87/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(4 [pid 307] openat(AT_FDCWD, "./87/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... close resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 309] rmdir("./90/config" [pid 307] fstat(4ci2-android-5-15/strace-static-x86_64: Process 761 attached [pid 309] <... rmdir resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 309] getdents64(3 [pid 307] getdents64(4 [pid 306] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] close(3 [pid 307] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rmdir("./90" [pid 307] close(4 [pid 306] newfstatat(AT_FDCWD, "./88/config" [pid 761] set_robust_list(0x55558b467760, 24 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 309] mkdir("./91", 0777 [pid 307] rmdir("./87/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 761] <... set_robust_list resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] getdents64(3 [pid 306] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] close(3 [pid 761] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 762 [pid 307] rmdir("./87" [pid 306] openat(AT_FDCWD, "./88/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 762 attached [pid 761] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] mkdir("./88", 0777 [pid 306] <... openat resumed>) = 4 [pid 762] set_robust_list(0x55558b467760, 24 [pid 761] chdir("./90" [pid 307] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 763 attached [pid 762] <... set_robust_list resumed>) = 0 [pid 761] <... chdir resumed>) = 0 [pid 306] fstat(4 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 763 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 763] set_robust_list(0x55558b467760, 24 [pid 306] getdents64(4 [pid 761] <... prctl resumed>) = 0 [pid 763] <... set_robust_list resumed>) = 0 [pid 763] rt_sigprocmask(SIG_SETMASK, [] [pid 761] setpgid(0, 0 [pid 763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 761] <... setpgid resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 763] chdir("./88") = 0 [pid 763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 763] setpgid(0, 0) = 0 [pid 763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 763] write(3, "1000", 4) = 4 [pid 763] close(3 [pid 761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] getdents64(4 [pid 763] <... close resumed>) = 0 [pid 763] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 763] write(1, "executing program\n", 18 [pid 761] <... openat resumed>) = 3 [pid 306] close(4 [pid 305] <... restart_syscall resumed>) = 0 [pid 763] <... write resumed>) = 18 executing program [pid 763] mkdirat(AT_FDCWD, "./config", 0777 [pid 761] write(3, "1000", 4 [pid 306] <... close resumed>) = 0 [pid 763] <... mkdirat resumed>) = 0 [pid 762] rt_sigprocmask(SIG_SETMASK, [] [pid 761] <... write resumed>) = 4 [pid 306] rmdir("./88/config" [pid 305] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW [pid 763] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 763] <... mount resumed>) = 0 [pid 305] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 763] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... openat resumed>) = 3 [pid 763] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] fstat(3 [pid 763] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 763] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] getdents64(3 [pid 763] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 761] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [ 32.281756][ T756] Mass Storage Function, version: 2009/09/11 [ 32.289495][ T756] LUN: removable file: (no medium) [ 32.304737][ T758] Mass Storage Function, version: 2009/09/11 [ 32.311056][ T758] LUN: removable file: (no medium) [pid 762] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 761] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 305] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 762] chdir("./91" [pid 761] symlink("/dev/binderfs", "./binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 763] <... mkdirat resumed>) = 0 [pid 762] <... chdir resumed>) = 0 [pid 761] <... symlink resumed>) = 0 [pid 306] close(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 763] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 761] write(1, "executing program\n", 18 [pid 306] <... close resumed>) = 0 executing program [pid 305] newfstatat(AT_FDCWD, "./91/binderfs" [pid 763] <... symlinkat resumed>) = 0 [pid 762] <... prctl resumed>) = 0 [pid 761] <... write resumed>) = 18 [pid 306] rmdir("./88" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 763] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 762] setpgid(0, 0 [pid 761] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] unlink("./91/binderfs" [pid 763] <... unlinkat resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 763] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 763] <... rmdir resumed>) = 0 [pid 762] <... setpgid resumed>) = 0 [pid 761] <... mkdirat resumed>) = 0 [pid 306] mkdir("./89", 0777 [pid 305] <... umount2 resumed>) = 0 [pid 763] exit_group(0 [pid 762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 761] mount(NULL, "./config", "configfs", 0, NULL [pid 305] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 763] <... exit_group resumed>) = ? [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 763] +++ exited with 0 +++ [pid 762] <... openat resumed>) = 3 [pid 761] <... mount resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./91/config" [pid 762] write(3, "1000", 4 [pid 761] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 762] <... write resumed>) = 4 [pid 761] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 762] close(3 [pid 761] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 762] <... close resumed>) = 0 [pid 761] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] openat(AT_FDCWD, "./91/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 764 attached [pid 762] symlink("/dev/binderfs", "./binderfs" [pid 761] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4 [pid 762] <... symlink resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./91/config") = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./91") = 0 [pid 305] mkdir("./92", 0777) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 765 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 765 attached [pid 765] set_robust_list(0x55558b467760, 24) = 0 [pid 765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 765] chdir("./92") = 0 [pid 765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 765] setpgid(0, 0) = 0 [pid 765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 765] write(3, "1000", 4) = 4 [pid 765] close(3) = 0 [pid 765] symlink("/dev/binderfs", "./binderfs") = 0 [pid 762] write(1, "executing program\n", 18 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 764 [pid 762] <... write resumed>) = 18 [pid 765] write(1, "executing program\n", 18 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 765] <... write resumed>) = 18 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 762] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 765] mkdirat(AT_FDCWD, "./config", 0777 [pid 762] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program executing program [pid 762] mount(NULL, "./config", "configfs", 0, NULL [pid 307] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 762] <... mount resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 762] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 765] <... mkdirat resumed>) = 0 [pid 307] fstat(3 [pid 764] set_robust_list(0x55558b467760, 24 [pid 762] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 761] <... mkdirat resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 762] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] getdents64(3 [pid 762] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 765] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 762] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 762] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 762] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] newfstatat(AT_FDCWD, "./88/binderfs" [pid 765] <... mount resumed>) = 0 [pid 764] <... set_robust_list resumed>) = 0 [pid 762] <... symlinkat resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 762] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] unlink("./88/binderfs" [pid 765] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 764] rt_sigprocmask(SIG_SETMASK, [] [pid 762] <... unlinkat resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 762] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 765] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 764] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 765] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 764] chdir("./89" [pid 762] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 765] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 764] <... chdir resumed>) = 0 [pid 762] exit_group(0 [pid 307] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 762] <... exit_group resumed>) = ? [pid 765] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 764] <... prctl resumed>) = 0 [pid 762] +++ exited with 0 +++ [pid 761] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] newfstatat(AT_FDCWD, "./88/config" [pid 764] setpgid(0, 0) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 761] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] umount2("./88/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 765] <... mkdirat resumed>) = 0 [pid 764] <... openat resumed>) = 3 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 764] write(3, "1000", 4 [pid 307] openat(AT_FDCWD, "./88/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 761] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 764] <... write resumed>) = 4 [pid 307] <... openat resumed>) = 4 [pid 309] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW [pid 764] close(3 [pid 307] fstat(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 764] <... close resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 764] symlink("/dev/binderfs", "./binderfs" [pid 761] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(4 [pid 765] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 764] <... symlink resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 765] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... openat resumed>) = 3 [pid 307] getdents64(4 [pid 764] write(1, "executing program\n", 18 [pid 761] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] fstat(3 [pid 764] <... write resumed>) = 18 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 765] <... unlinkat resumed>) = 0 [pid 764] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] getdents64(3 [pid 307] close(4 executing program [pid 765] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 764] <... mkdirat resumed>) = 0 [pid 761] <... rmdir resumed>) = 0 [pid 765] exit_group(0 [pid 764] mount(NULL, "./config", "configfs", 0, NULL [pid 761] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... close resumed>) = 0 [pid 765] <... exit_group resumed>) = ? [pid 764] <... mount resumed>) = 0 [pid 761] <... exit_group resumed>) = ? [pid 309] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./88/config" [pid 764] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 765] +++ exited with 0 +++ [pid 764] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 761] +++ exited with 0 +++ [pid 309] newfstatat(AT_FDCWD, "./91/binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 764] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] getdents64(3 [pid 764] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] unlink("./91/binderfs" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 764] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] close(3 [ 32.333623][ T763] Mass Storage Function, version: 2009/09/11 [ 32.340005][ T763] LUN: removable file: (no medium) [ 32.350242][ T761] Mass Storage Function, version: 2009/09/11 [ 32.356277][ T761] LUN: removable file: (no medium) [ 32.375134][ T765] Mass Storage Function, version: 2009/09/11 [ 32.381564][ T765] LUN: removable file: (no medium) [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./88") = 0 [pid 307] mkdir("./89", 0777) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... umount2 resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 766 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] newfstatat(AT_FDCWD, "./91/config" [pid 308] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 3 [pid 309] openat(AT_FDCWD, "./91/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] fstat(3 [pid 309] <... openat resumed>) = 4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] fstat(4 [pid 308] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 766 attached [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 766] set_robust_list(0x55558b467760, 24 [pid 764] <... mkdirat resumed>) = 0 [pid 309] getdents64(4 [pid 308] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 766] <... set_robust_list resumed>) = 0 [pid 764] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] getdents64(4 [pid 308] newfstatat(AT_FDCWD, "./90/binderfs" [pid 305] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW [pid 766] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 764] <... symlinkat resumed>) = 0 [pid 309] close(4 [pid 308] unlink("./90/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 766] chdir("./89" [pid 764] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... close resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 309] rmdir("./91/config" [pid 308] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 309] getdents64(3 [pid 308] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... openat resumed>) = 3 [pid 766] <... chdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] fstat(3 [pid 766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 764] <... unlinkat resumed>) = 0 [pid 309] close(3 [pid 308] newfstatat(AT_FDCWD, "./90/config" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 766] <... prctl resumed>) = 0 [pid 764] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... close resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 766] setpgid(0, 0 [pid 309] rmdir("./91" [pid 308] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 766] <... setpgid resumed>) = 0 [pid 764] <... rmdir resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] mkdir("./92", 0777 [pid 308] openat(AT_FDCWD, "./90/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 764] exit_group(0 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 766] <... openat resumed>) = 3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] fstat(4 [pid 305] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 764] <... exit_group resumed>) = ? [pid 766] write(3, "1000", 4 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 766] <... write resumed>) = 4 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] getdents64(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 766] close(3 [pid 764] +++ exited with 0 +++ [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] newfstatat(AT_FDCWD, "./92/binderfs" [pid 766] <... close resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 767 [pid 308] getdents64(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 766] symlink("/dev/binderfs", "./binderfs" [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] close(4 [pid 766] <... symlink resumed>) = 0 [pid 308] <... close resumed>) = 0 executing program [pid 305] unlink("./92/binderfs" [pid 766] write(1, "executing program\n", 18 [pid 308] rmdir("./90/config" [pid 766] <... write resumed>) = 18 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 308] getdents64(3 [pid 766] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(3) = 0 [pid 308] rmdir("./90" [pid 766] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 766] mount(NULL, "./config", "configfs", 0, NULL [pid 308] mkdir("./91", 0777 [pid 305] <... umount2 resumed>) = 0 [pid 766] <... mount resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 766] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 766] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 768 [pid 305] newfstatat(AT_FDCWD, "./92/config" [pid 766] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 766] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 766] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 767 attached [pid 767] set_robust_list(0x55558b467760, 24) = 0 [pid 767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 767] chdir("./92") = 0 [pid 767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 767] setpgid(0, 0) = 0 [pid 767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 767] write(3, "1000", 4) = 4 [pid 767] close(3) = 0 [pid 767] symlink("/dev/binderfs", "./binderfs") = 0 [pid 767] write(1, "executing program\n", 18) = 18 [pid 767] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./92/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 767] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... openat resumed>) = 4 [pid 306] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] getdents64(4 [pid 306] <... openat resumed>) = 3 [pid 767] <... mount resumed>) = 0 executing program [pid 306] fstat(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 767] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 767] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 767] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 768 attached [pid 768] set_robust_list(0x55558b467760, 24) = 0 [pid 768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 768] chdir("./91") = 0 [pid 768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 768] setpgid(0, 0) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 306] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] close(4 [pid 306] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./92/config" [pid 306] newfstatat(AT_FDCWD, "./89/binderfs" [pid 768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 767] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 766] <... mkdirat resumed>) = 0 [pid 767] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 768] <... openat resumed>) = 3 [pid 767] <... symlinkat resumed>) = 0 [pid 768] write(3, "1000", 4 [pid 306] unlink("./89/binderfs" [pid 305] getdents64(3 [pid 767] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 768] <... write resumed>) = 4 [pid 306] <... unlink resumed>) = 0 [pid 767] <... unlinkat resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 767] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 768] close(3 [pid 306] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(3 [pid 767] <... rmdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 767] exit_group(0 [pid 305] rmdir("./92" [pid 768] <... close resumed>) = 0 [pid 767] <... exit_group resumed>) = ? [pid 306] <... umount2 resumed>) = 0 [pid 766] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... rmdir resumed>) = 0 [pid 766] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 766] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 767] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] mkdir("./93", 0777 [pid 768] symlink("/dev/binderfs", "./binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 766] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... mkdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./89/config" [pid 766] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 768] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 768] write(1, "executing program\n", 18 [pid 306] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 768] <... write resumed>) = 18 executing program [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 768] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] openat(AT_FDCWD, "./89/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 766] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 766] exit_group(0 [pid 768] <... mkdirat resumed>) = 0 [pid 766] <... exit_group resumed>) = ? [pid 306] <... openat resumed>) = 4 [pid 306] fstat(4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 769 [pid 768] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 768] <... mount resumed>) = 0 [pid 309] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW [ 32.391747][ T764] Mass Storage Function, version: 2009/09/11 [ 32.397971][ T764] LUN: removable file: (no medium) [ 32.412594][ T766] Mass Storage Function, version: 2009/09/11 [ 32.419544][ T766] LUN: removable file: (no medium) [ 32.431347][ T768] Mass Storage Function, version: 2009/09/11 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 306] getdents64(4 [pid 768] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 768] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] getdents64(4 [pid 768] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 768] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] close(4 [pid 768] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... close resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./92/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./92/binderfs") = 0 [pid 309] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 766] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-15/strace-static-x86_64: Process 769 attached [pid 769] set_robust_list(0x55558b467760, 24) = 0 [pid 769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 769] chdir("./93") = 0 [pid 769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 769] setpgid(0, 0) = 0 [pid 306] rmdir("./89/config" [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./92/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./92/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./92/config") = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./92") = 0 [pid 309] mkdir("./93", 0777) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 768] <... mkdirat resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 770 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] close(3 [pid 769] <... openat resumed>) = 3 [pid 768] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... close resumed>) = 0 [pid 769] write(3, "1000", 4) = 4 [pid 769] close(3 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] rmdir("./89" [pid 307] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 306] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./89/binderfs") = 0 [pid 306] mkdir("./90", 0777 [pid 307] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 769] <... close resumed>) = 0 [pid 769] symlink("/dev/binderfs", "./binderfs" [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./89/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./89/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... mkdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 769] <... symlink resumed>) = 0 [pid 768] <... symlinkat resumed>) = 0 [pid 307] openat(AT_FDCWD, "./89/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-15/strace-static-x86_64: Process 770 attached [pid 307] <... openat resumed>) = 4 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 769] write(1, "executing program\n", 18 executing program [pid 307] fstat(4 [pid 769] <... write resumed>) = 18 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 769] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] getdents64(4 [pid 770] set_robust_list(0x55558b467760, 24 [pid 769] <... mkdirat resumed>) = 0 [pid 768] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] getdents64(4 [pid 769] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 769] <... mount resumed>) = 0 [pid 307] close(4 [pid 769] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... close resumed>) = 0 [pid 769] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] rmdir("./89/config" [pid 769] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 769] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(3 [pid 769] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 769] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] close(3 [pid 769] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... close resumed>) = 0 [pid 769] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 307] rmdir("./89" [pid 770] <... set_robust_list resumed>) = 0 [pid 769] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 768] <... unlinkat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 771 [pid 769] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] mkdir("./90", 0777 [pid 769] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 768] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 770] rt_sigprocmask(SIG_SETMASK, [] [pid 769] <... rmdir resumed>) = 0 [pid 768] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 769] exit_group(0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 769] <... exit_group resumed>) = ? [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 772 attached [pid 770] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 769] +++ exited with 0 +++ [pid 768] exit_group(0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 772 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 771 attached [pid 771] set_robust_list(0x55558b467760, 24) = 0 [pid 771] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 771] chdir("./90" [pid 768] <... exit_group resumed>) = ? [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 771] <... chdir resumed>) = 0 [pid 771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 771] setpgid(0, 0) = 0 [pid 771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 771] write(3, "1000", 4) = 4 [pid 771] close(3) = 0 [pid 771] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 771] write(1, "executing program\n", 18) = 18 executing program [pid 771] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 768] +++ exited with 0 +++ [pid 770] chdir("./93" [pid 772] set_robust_list(0x55558b467760, 24 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=768, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 771] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 770] <... chdir resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 772] <... set_robust_list resumed>) = 0 [pid 308] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] <... openat resumed>) = 3 [pid 308] newfstatat(AT_FDCWD, "./91/binderfs" [pid 305] fstat(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./91/binderfs" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... unlink resumed>) = 0 [pid 308] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] newfstatat(AT_FDCWD, "./91/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./91/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] newfstatat(AT_FDCWD, "./93/binderfs" [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(4 [pid 305] unlink("./93/binderfs" [pid 770] <... prctl resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 770] setpgid(0, 0 [pid 308] <... close resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 308] rmdir("./91/config" [pid 772] rt_sigprocmask(SIG_SETMASK, [] [pid 771] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 770] <... setpgid resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 308] rmdir("./91" [pid 772] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 771] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... rmdir resumed>) = 0 [pid 305] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] mkdir("./92", 0777 [pid 772] chdir("./90" [pid 771] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 770] <... openat resumed>) = 3 [pid 308] <... mkdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 770] write(3, "1000", 4 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] newfstatat(AT_FDCWD, "./93/config" [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 772] <... chdir resumed>) = 0 [pid 771] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 770] <... write resumed>) = 4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-15/strace-static-x86_64: Process 773 attached [pid 772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 770] close(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 773 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 770] <... close resumed>) = 0 [pid 305] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 771] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 773] set_robust_list(0x55558b467760, 24 [pid 772] <... prctl resumed>) = 0 [pid 770] symlink("/dev/binderfs", "./binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 773] <... set_robust_list resumed>) = 0 [pid 772] setpgid(0, 0 [pid 770] <... symlink resumed>) = 0 [pid 305] openat(AT_FDCWD, "./93/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 770] write(1, "executing program\n", 18 [pid 771] <... mkdirat resumed>) = 0 [pid 305] <... openat resumed>) = 4 executing program [pid 770] <... write resumed>) = 18 [pid 771] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 771] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 305] fstat(4 [pid 771] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 770] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 772] <... setpgid resumed>) = 0 [pid 305] getdents64(4 [pid 771] <... rmdir resumed>) = 0 [pid 771] exit_group(0) = ? [pid 770] <... mkdirat resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 770] mount(NULL, "./config", "configfs", 0, NULL [pid 772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] getdents64(4 [pid 770] <... mount resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 772] <... openat resumed>) = 3 [pid 770] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] close(4) = 0 [pid 770] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] rmdir("./93/config" [pid 772] write(3, "1000", 4 [pid 770] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 772] <... write resumed>) = 4 [pid 771] +++ exited with 0 +++ [pid 305] getdents64(3 [pid 770] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 772] close(3 [pid 770] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 773] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 773] chdir("./92") = 0 [pid 773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 773] setpgid(0, 0) = 0 [pid 773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 773] write(3, "1000", 4) = 4 [pid 773] close(3) = 0 [pid 773] symlink("/dev/binderfs", "./binderfs") = 0 [pid 773] write(1, "executing program\n", 18) = 18 [pid 773] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 773] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 773] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 773] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] close(3 [pid 772] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 772] symlink("/dev/binderfs", "./binderfs" [pid 305] rmdir("./93" [pid 773] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 773] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 772] <... symlink resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 772] write(1, "executing program\n", 18 [pid 305] mkdir("./94", 0777 [pid 773] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 770] <... mkdirat resumed>) = 0 executing program [pid 773] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 772] <... write resumed>) = 18 [pid 306] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... mkdir resumed>) = 0 [pid 773] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 772] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 773] <... unlinkat resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 773] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] fstat(3 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 772] <... mkdirat resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 773] <... rmdir resumed>) = 0 [pid 773] exit_group(0) = ? [pid 770] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 772] mount(NULL, "./config", "configfs", 0, NULL [pid 306] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 774 attached [pid 773] +++ exited with 0 +++ [pid 772] <... mount resumed>) = 0 [pid 770] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 774 [pid 770] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=773, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 772] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 770] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 770] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 772] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 770] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 774] set_robust_list(0x55558b467760, 24 [pid 306] newfstatat(AT_FDCWD, "./90/binderfs" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 32.437441][ T768] LUN: removable file: (no medium) [ 32.461246][ T771] Mass Storage Function, version: 2009/09/11 [ 32.467735][ T771] LUN: removable file: (no medium) [ 32.476164][ T770] Mass Storage Function, version: 2009/09/11 [ 32.482930][ T770] LUN: removable file: (no medium) [pid 772] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 770] exit_group(0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./90/binderfs" [pid 772] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 770] <... exit_group resumed>) = ? [pid 772] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 770] +++ exited with 0 +++ [pid 306] <... unlink resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=770, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 774] <... set_robust_list resumed>) = 0 [pid 774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 774] chdir("./94") = 0 [pid 774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 774] setpgid(0, 0) = 0 [pid 774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 774] write(3, "1000", 4) = 4 [pid 774] close(3) = 0 [pid 774] symlink("/dev/binderfs", "./binderfs") = 0 [pid 774] write(1, "executing program\n", 18) = 18 [pid 774] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 774] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 774] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 309] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 309] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(3 [pid 308] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(3 [pid 306] newfstatat(AT_FDCWD, "./90/config" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 774] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 774] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] newfstatat(AT_FDCWD, "./93/binderfs" [pid 774] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 774] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] unlink("./93/binderfs") = 0 [pid 309] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./93/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./90/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 4 [pid 309] openat(AT_FDCWD, "./93/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] fstat(4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 308] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 308] newfstatat(AT_FDCWD, "./92/binderfs" [pid 306] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] unlink("./92/binderfs" [pid 309] rmdir("./93/config" [pid 306] getdents64(4 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./93") = 0 [pid 308] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] mkdir("./94", 0777 [pid 772] <... mkdirat resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 306] close(4 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 775 attached [pid 772] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rmdir("./90/config" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 775 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 774] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 774] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 774] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 774] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 308] newfstatat(AT_FDCWD, "./92/config" [pid 774] exit_group(0) = ? [pid 774] +++ exited with 0 +++ [pid 772] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 775] set_robust_list(0x55558b467760, 24 [pid 772] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 772] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 772] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 772] exit_group(0) = ? [pid 775] <... set_robust_list resumed>) = 0 [pid 772] +++ exited with 0 +++ [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 775] rt_sigprocmask(SIG_SETMASK, [] [pid 308] openat(AT_FDCWD, "./92/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] close(3 [pid 775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 775] chdir("./94") = 0 [pid 775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 775] setpgid(0, 0) = 0 [pid 775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] <... openat resumed>) = 4 [pid 775] write(3, "1000", 4) = 4 [pid 306] <... close resumed>) = 0 [pid 308] fstat(4 [pid 775] close(3) = 0 [pid 775] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] rmdir("./90" [pid 775] write(1, "executing program\n", 18 [pid 308] getdents64(4 [pid 775] <... write resumed>) = 18 [pid 775] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... rmdir resumed>) = 0 [pid 308] getdents64(4 executing program [pid 775] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] mkdir("./91", 0777 [pid 308] close(4 [pid 775] <... mount resumed>) = 0 [pid 775] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 775] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... mkdir resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] rmdir("./92/config" [pid 775] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 775] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 308] getdents64(3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 776 [pid 305] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 776 attached [pid 775] <... mkdirat resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 776] set_robust_list(0x55558b467760, 24 [pid 775] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] rmdir("./92" [pid 307] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 776] <... set_robust_list resumed>) = 0 [pid 775] <... symlinkat resumed>) = 0 [pid 776] rt_sigprocmask(SIG_SETMASK, [] [pid 775] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 776] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 775] <... unlinkat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] mkdir("./93", 0777 [pid 307] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... openat resumed>) = 3 [pid 776] chdir("./91" [pid 775] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 776] <... chdir resumed>) = 0 [pid 775] <... rmdir resumed>) = 0 [pid 776] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 775] exit_group(0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 305] fstat(3 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] fstat(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] getdents64(3 [pid 776] <... prctl resumed>) = 0 [pid 775] <... exit_group resumed>) = ? [pid 307] getdents64(3 [pid 776] setpgid(0, 0 [pid 775] +++ exited with 0 +++ [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 776] <... setpgid resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=775, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 776] <... openat resumed>) = 3 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./94/binderfs" [pid 307] newfstatat(AT_FDCWD, "./90/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./94/binderfs" [pid 307] unlink("./90/binderfs" [pid 776] write(3, "1000", 4) = 4 [pid 776] close(3) = 0 [pid 305] <... unlink resumed>) = 0 [pid 776] symlink("/dev/binderfs", "./binderfs"ci2-android-5-15/strace-static-x86_64: Process 777 attached ) = 0 [pid 307] <... unlink resumed>) = 0 [pid 305] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 776] write(1, "executing program\n", 18) = 18 [pid 305] <... umount2 resumed>) = 0 executing program [pid 776] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... umount2 resumed>) = 0 [pid 305] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 777] set_robust_list(0x55558b467760, 24 [pid 776] <... mkdirat resumed>) = 0 [pid 307] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 776] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 776] <... mount resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./94/config" [pid 776] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] newfstatat(AT_FDCWD, "./90/config" [pid 776] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 776] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 776] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 776] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] umount2("./90/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 777] <... set_robust_list resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 777] rt_sigprocmask(SIG_SETMASK, [] [pid 307] openat(AT_FDCWD, "./90/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./94/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 32.492942][ T772] Mass Storage Function, version: 2009/09/11 [ 32.499982][ T772] LUN: removable file: (no medium) [ 32.515621][ T775] Mass Storage Function, version: 2009/09/11 [ 32.521883][ T775] LUN: removable file: (no medium) [ 32.533516][ T776] Mass Storage Function, version: 2009/09/11 [pid 307] <... openat resumed>) = 4 [pid 305] <... openat resumed>) = 4 [pid 777] chdir("./93" [pid 776] <... mkdirat resumed>) = 0 [pid 307] fstat(4 [pid 305] fstat(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 777] <... chdir resumed>) = 0 [pid 307] getdents64(4 [pid 305] getdents64(4 [pid 776] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 777] <... prctl resumed>) = 0 [pid 307] getdents64(4 [pid 305] getdents64(4 [pid 777] setpgid(0, 0 [pid 776] <... symlinkat resumed>) = 0 [pid 309] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 777] <... setpgid resumed>) = 0 [pid 776] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] close(4 [pid 305] close(4 [pid 776] <... unlinkat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 776] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... openat resumed>) = 3 [pid 307] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 776] <... rmdir resumed>) = 0 [pid 309] fstat(3 [pid 307] rmdir("./90/config" [pid 776] exit_group(0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rmdir("./94/config" [pid 776] <... exit_group resumed>) = ? [pid 309] getdents64(3 [pid 777] <... openat resumed>) = 3 [pid 776] +++ exited with 0 +++ [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 305] getdents64(3 [pid 777] write(3, "1000", 4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 777] <... write resumed>) = 4 [pid 309] newfstatat(AT_FDCWD, "./94/binderfs" [pid 307] close(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 777] close(3 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... close resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] close(3 [pid 777] <... close resumed>) = 0 [pid 309] unlink("./94/binderfs" [pid 307] rmdir("./90" [pid 777] symlink("/dev/binderfs", "./binderfs" [pid 309] <... unlink resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 309] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 305] rmdir("./94" [pid 309] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 777] <... symlink resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./94/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 777] write(1, "executing program\n", 18 [pid 309] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] mkdir("./91", 0777 [pid 305] mkdir("./95", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./94/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4 [pid 307] <... mkdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 executing program [pid 309] rmdir("./94/config" [pid 777] <... write resumed>) = 18 [pid 309] <... rmdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... mkdir resumed>) = 0 [pid 777] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] getdents64(3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./94") = 0 [pid 309] mkdir("./95", 0777 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 777] <... mkdirat resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 778 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 777] mount(NULL, "./config", "configfs", 0, NULL [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 780 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 779 [pid 777] <... mount resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 777] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 777] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 777] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777ci2-android-5-15/strace-static-x86_64: Process 778 attached [pid 778] set_robust_list(0x55558b467760, 24 [pid 777] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 778] <... set_robust_list resumed>) = 0 [pid 777] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 778] chdir("./91") = 0 ci2-android-5-15/strace-static-x86_64: Process 779 attached [pid 778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 779] set_robust_list(0x55558b467760, 24 [pid 778] setpgid(0, 0) = 0 [pid 778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 779] <... set_robust_list resumed>) = 0 [pid 779] rt_sigprocmask(SIG_SETMASK, [] [pid 778] <... openat resumed>) = 3 [pid 779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 779] chdir("./95") = 0 [pid 779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 779] setpgid(0, 0) = 0 [pid 779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 778] write(3, "1000", 4) = 4 [pid 778] close(3) = 0 [pid 778] symlink("/dev/binderfs", "./binderfs") = 0 [pid 779] <... openat resumed>) = 3 [pid 779] write(3, "1000", 4) = 4 [pid 779] close(3 [pid 306] <... restart_syscall resumed>) = 0 [pid 779] <... close resumed>) = 0 [pid 779] symlink("/dev/binderfs", "./binderfs" [pid 306] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW [pid 779] <... symlink resumed>) = 0 [pid 778] write(1, "executing program\n", 18 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 779] write(1, "executing program\n", 18 [pid 778] <... write resumed>) = 18 [pid 779] <... write resumed>) = 18 executing program executing program [pid 778] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 780 attached [pid 779] mkdirat(AT_FDCWD, "./config", 0777 [pid 778] <... mkdirat resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 779] <... mkdirat resumed>) = 0 [pid 778] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 778] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 779] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 778] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 779] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 778] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 779] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 778] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 779] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 778] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 779] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 779] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./91/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./91/binderfs" [pid 779] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 778] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 779] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 778] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... unlink resumed>) = 0 [pid 780] set_robust_list(0x55558b467760, 24 [pid 779] <... symlinkat resumed>) = 0 [pid 778] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 306] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 779] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 778] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 779] <... unlinkat resumed>) = 0 [pid 778] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... umount2 resumed>) = 0 [pid 779] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 778] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 779] <... rmdir resumed>) = 0 [pid 778] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 779] exit_group(0 [pid 778] exit_group(0 [pid 306] newfstatat(AT_FDCWD, "./91/config" [pid 779] <... exit_group resumed>) = ? [pid 778] <... exit_group resumed>) = ? [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 780] <... set_robust_list resumed>) = 0 [pid 779] +++ exited with 0 +++ [pid 778] +++ exited with 0 +++ [pid 306] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 777] <... mkdirat resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=779, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] openat(AT_FDCWD, "./91/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... openat resumed>) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 777] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 777] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 780] rt_sigprocmask(SIG_SETMASK, [] [pid 306] close(4 [pid 777] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... close resumed>) = 0 [pid 780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rmdir("./91/config" [pid 777] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 777] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 777] exit_group(0 [pid 306] <... rmdir resumed>) = 0 [pid 780] chdir("./95" [pid 306] getdents64(3 [pid 777] <... exit_group resumed>) = ? [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 780] <... chdir resumed>) = 0 [pid 306] close(3) = 0 [pid 780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] rmdir("./91") = 0 [pid 780] <... prctl resumed>) = 0 [pid 306] mkdir("./92", 0777 [pid 777] +++ exited with 0 +++ [pid 780] setpgid(0, 0 [pid 306] <... mkdir resumed>) = 0 [pid 780] <... setpgid resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 780] <... openat resumed>) = 3 [pid 780] write(3, "1000", 4) = 4 [pid 780] close(3) = 0 [pid 780] symlink("/dev/binderfs", "./binderfs"ci2-android-5-15/strace-static-x86_64: Process 781 attached ) = 0 [pid 780] write(1, "executing program\n", 18 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 781 [pid 781] set_robust_list(0x55558b467760, 24 [pid 780] <... write resumed>) = 18 [pid 781] <... set_robust_list resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 780] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 781] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 781] chdir("./92" [pid 780] <... mkdirat resumed>) = 0 [pid 781] <... chdir resumed>) = 0 [pid 781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 781] setpgid(0, 0 [pid 780] mount(NULL, "./config", "configfs", 0, NULL [pid 781] <... setpgid resumed>) = 0 [pid 781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 781] write(3, "1000", 4 [pid 780] <... mount resumed>) = 0 [pid 781] <... write resumed>) = 4 [pid 781] close(3) = 0 [pid 781] symlink("/dev/binderfs", "./binderfs" [pid 780] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 781] <... symlink resumed>) = 0 [pid 780] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 781] write(1, "executing program\n", 18) = 18 executing program [pid 781] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 780] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 781] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 780] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 781] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 307] <... restart_syscall resumed>) = 0 [pid 780] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... restart_syscall resumed>) = 0 [pid 781] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 781] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... openat resumed>) = 3 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] fstat(3 [pid 305] <... openat resumed>) = 3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 308] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./93/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./93/binderfs") = 0 [pid 308] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 308] <... umount2 resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 780] <... mkdirat resumed>) = 0 [pid 308] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./93/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./93/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 780] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./91/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./95/binderfs" [pid 780] <... symlinkat resumed>) = 0 [pid 307] unlink("./91/binderfs" [pid 781] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... openat resumed>) = 4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 780] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... unlink resumed>) = 0 [pid 305] unlink("./95/binderfs" [pid 308] fstat(4 [pid 307] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... unlink resumed>) = 0 [pid 308] getdents64(4 [pid 305] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 780] <... unlinkat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 308] getdents64(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 780] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] newfstatat(AT_FDCWD, "./91/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./95/config" [pid 307] umount2("./91/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] openat(AT_FDCWD, "./91/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... openat resumed>) = 4 [pid 305] openat(AT_FDCWD, "./95/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 780] <... rmdir resumed>) = 0 [pid 308] close(4 [pid 307] fstat(4 [pid 308] <... close resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 308] rmdir("./93/config" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(4 [pid 780] exit_group(0 [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 780] <... exit_group resumed>) = ? [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4 [pid 308] close(3) = 0 [pid 308] rmdir("./93") = 0 [pid 307] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] mkdir("./94", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 780] +++ exited with 0 +++ [pid 308] <... mkdir resumed>) = 0 [pid 307] close(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... close resumed>) = 0 [pid 305] close(4 [pid 781] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] rmdir("./91/config" [pid 781] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... close resumed>) = 0 [pid 781] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] rmdir("./95/config" [pid 781] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 782 [pid 307] getdents64(3 [pid 781] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 781] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 781] exit_group(0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 781] <... exit_group resumed>) = ? [pid 781] +++ exited with 0 +++ [pid 307] close(3 [pid 305] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 782 attached [pid 307] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] rmdir("./91" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] close(3 [pid 782] set_robust_list(0x55558b467760, 24) = 0 [pid 782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 782] chdir("./94" [pid 307] <... rmdir resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... close resumed>) = 0 [pid 307] mkdir("./92", 0777 [pid 305] rmdir("./95" [pid 782] <... chdir resumed>) = 0 [pid 782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 782] setpgid(0, 0) = 0 [pid 782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... mkdir resumed>) = 0 [pid 782] <... openat resumed>) = 3 [pid 782] write(3, "1000", 4 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... rmdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] mkdir("./96", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 782] <... write resumed>) = 4 [pid 782] close(3) = 0 executing program [pid 782] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] <... mkdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 783 attached [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 782] write(1, "executing program\n", 18) = 18 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 783 [pid 782] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 782] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 782] mount(NULL, "./config", "configfs", 0, NULL [pid 309] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 782] <... mount resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 782] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] fstat(3 [pid 782] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 782] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] getdents64(3 [pid 782] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 782] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [ 32.539643][ T776] LUN: removable file: (no medium) [ 32.553971][ T777] Mass Storage Function, version: 2009/09/11 [ 32.561147][ T777] LUN: removable file: (no medium) [ 32.577460][ T780] Mass Storage Function, version: 2009/09/11 [ 32.583743][ T780] LUN: removable file: (no medium) [pid 309] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 784 attached [pid 783] set_robust_list(0x55558b467760, 24 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 3 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 784 [pid 309] newfstatat(AT_FDCWD, "./95/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./95/binderfs") = 0 [pid 309] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 309] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] fstat(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./95/config" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./95/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 306] getdents64(3 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./95/config" [pid 784] set_robust_list(0x55558b467760, 24 [pid 783] <... set_robust_list resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./95") = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] mkdir("./96", 0777 [pid 784] <... set_robust_list resumed>) = 0 [pid 783] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... mkdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./92/binderfs" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] unlink("./92/binderfs" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... unlink resumed>) = 0 [pid 783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 785 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 306] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./92/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 784] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./92/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 784] chdir("./96" [pid 306] <... openat resumed>) = 4 [pid 306] fstat(4 [pid 784] <... chdir resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 784] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] getdents64(4 [pid 782] <... mkdirat resumed>) = 0 [pid 784] <... prctl resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 782] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] getdents64(4 [pid 784] setpgid(0, 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./92/config" [pid 783] chdir("./92" [pid 784] <... setpgid resumed>) = 0 [pid 784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 782] <... symlinkat resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 782] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] getdents64(3 [pid 783] <... chdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 783] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] close(3 [pid 783] <... prctl resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./92" [pid 783] setpgid(0, 0 [pid 784] <... openat resumed>) = 3 [pid 782] <... unlinkat resumed>) = 0 [pid 782] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 783] <... setpgid resumed>) = 0 [pid 782] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 784] write(3, "1000", 4 [pid 306] mkdir("./93", 0777 [pid 783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 782] exit_group(0 [pid 784] <... write resumed>) = 4 [pid 784] close(3) = 0 [pid 784] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... mkdir resumed>) = 0 [pid 782] <... exit_group resumed>) = ? [pid 783] <... openat resumed>) = 3 [pid 782] +++ exited with 0 +++ [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 784] write(1, "executing program\n", 18 [pid 783] write(3, "1000", 4 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 784] <... write resumed>) = 18 executing program [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 783] <... write resumed>) = 4 [pid 308] <... restart_syscall resumed>) = 0 [pid 308] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3 [pid 783] close(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./94/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./94/binderfs") = 0 [pid 308] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 786 [pid 783] <... close resumed>) = 0 [pid 308] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 783] symlink("/dev/binderfs", "./binderfs" [pid 308] newfstatat(AT_FDCWD, "./94/config" [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 786 attached ci2-android-5-15/strace-static-x86_64: Process 785 attached [pid 784] mkdirat(AT_FDCWD, "./config", 0777 [pid 783] <... symlink resumed>) = 0 [pid 786] set_robust_list(0x55558b467760, 24) = 0 [pid 783] write(1, "executing program\n", 18 [pid 786] rt_sigprocmask(SIG_SETMASK, [] [pid 784] <... mkdirat resumed>) = 0 [pid 783] <... write resumed>) = 18 [pid 308] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 784] mount(NULL, "./config", "configfs", 0, NULL [pid 786] chdir("./93" [pid 783] mkdirat(AT_FDCWD, "./config", 0777 [pid 784] <... mount resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 784] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] openat(AT_FDCWD, "./94/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 784] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 784] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... openat resumed>) = 4 [pid 784] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 784] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] fstat(4 [pid 783] <... mkdirat resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./94/config") = 0 [pid 308] getdents64(3 [pid 785] set_robust_list(0x55558b467760, 24 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 785] <... set_robust_list resumed>) = 0 [pid 308] close(3 [pid 785] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... close resumed>) = 0 [pid 785] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] rmdir("./94" [pid 785] chdir("./96" [pid 308] <... rmdir resumed>) = 0 [pid 785] <... chdir resumed>) = 0 [pid 308] mkdir("./95", 0777 [pid 786] <... chdir resumed>) = 0 [pid 785] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... mkdir resumed>) = 0 [pid 785] <... prctl resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 785] setpgid(0, 0 [pid 783] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 785] <... setpgid resumed>) = 0 [pid 783] <... mount resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 783] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777ci2-android-5-15/strace-static-x86_64: Process 787 attached [pid 786] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 785] <... openat resumed>) = 3 [pid 784] <... mkdirat resumed>) = 0 [pid 783] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 787 [pid 787] set_robust_list(0x55558b467760, 24 [pid 786] <... prctl resumed>) = 0 [pid 787] <... set_robust_list resumed>) = 0 [pid 786] setpgid(0, 0 [pid 785] write(3, "1000", 4 [pid 783] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 787] rt_sigprocmask(SIG_SETMASK, [] [pid 786] <... setpgid resumed>) = 0 [pid 785] <... write resumed>) = 4 [pid 784] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 783] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 787] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 785] close(3 [pid 783] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 787] chdir("./95" [pid 786] <... openat resumed>) = 3 [pid 785] <... close resumed>) = 0 [pid 783] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 787] <... chdir resumed>) = 0 [pid 786] write(3, "1000", 4 [pid 785] symlink("/dev/binderfs", "./binderfs" [pid 784] <... symlinkat resumed>) = 0 [pid 787] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 786] <... write resumed>) = 4 [pid 785] <... symlink resumed>) = 0 [pid 783] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 787] <... prctl resumed>) = 0 [pid 786] close(3 [pid 785] write(1, "executing program\n", 18 executing program [pid 784] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 783] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 787] setpgid(0, 0 [pid 786] <... close resumed>) = 0 [pid 785] <... write resumed>) = 18 [pid 783] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 787] <... setpgid resumed>) = 0 [pid 786] symlink("/dev/binderfs", "./binderfs" [pid 785] mkdirat(AT_FDCWD, "./config", 0777 [pid 784] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 783] <... unlinkat resumed>) = 0 [pid 787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 786] <... symlink resumed>) = 0 [pid 785] <... mkdirat resumed>) = 0 [pid 783] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 787] <... openat resumed>) = 3 [pid 786] write(1, "executing program\n", 18 executing program [pid 785] mount(NULL, "./config", "configfs", 0, NULL [pid 784] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 783] <... rmdir resumed>) = 0 [pid 787] write(3, "1000", 4 [pid 786] <... write resumed>) = 18 [pid 785] <... mount resumed>) = 0 [pid 783] exit_group(0 [pid 787] <... write resumed>) = 4 [pid 785] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 783] <... exit_group resumed>) = ? [pid 787] close(3 [pid 786] mkdirat(AT_FDCWD, "./config", 0777 [pid 785] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 784] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 783] +++ exited with 0 +++ [pid 787] <... close resumed>) = 0 [pid 785] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 785] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 787] symlink("/dev/binderfs", "./binderfs" [pid 786] <... mkdirat resumed>) = 0 [ 32.621286][ T782] Mass Storage Function, version: 2009/09/11 [ 32.627497][ T782] LUN: removable file: (no medium) [ 32.647220][ T784] Mass Storage Function, version: 2009/09/11 [ 32.653416][ T784] LUN: removable file: (no medium) [ 32.664145][ T785] Mass Storage Function, version: 2009/09/11 [pid 784] exit_group(0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 787] <... symlink resumed>) = 0 [pid 786] mount(NULL, "./config", "configfs", 0, NULL [pid 784] <... exit_group resumed>) = ? [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 787] write(1, "executing program\n", 18 [pid 786] <... mount resumed>) = 0 [pid 784] +++ exited with 0 +++ [pid 307] <... restart_syscall resumed>) = 0 [pid 787] <... write resumed>) = 18 [pid 786] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 785] <... mkdirat resumed>) = 0 [pid 787] mkdirat(AT_FDCWD, "./config", 0777 [pid 786] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 785] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 785] <... symlinkat resumed>) = 0 [pid 785] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 785] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 787] <... mkdirat resumed>) = 0 [pid 786] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 787] mount(NULL, "./config", "configfs", 0, NULL [pid 307] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW [pid 786] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 786] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 787] <... mount resumed>) = 0 [pid 307] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 787] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 786] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 787] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 786] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... openat resumed>) = 3 [pid 787] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... openat resumed>) = 3 [pid 786] <... symlinkat resumed>) = 0 [pid 785] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 307] fstat(3 [pid 305] fstat(3 [pid 787] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 786] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 787] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 786] <... unlinkat resumed>) = 0 [pid 307] getdents64(3 [pid 787] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 786] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 785] exit_group(0 [pid 786] <... rmdir resumed>) = 0 [pid 785] <... exit_group resumed>) = ? [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 787] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 786] exit_group(0 [pid 305] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 786] <... exit_group resumed>) = ? [pid 307] newfstatat(AT_FDCWD, "./92/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./96/binderfs" [pid 787] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 786] +++ exited with 0 +++ [pid 785] +++ exited with 0 +++ [pid 307] unlink("./92/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 787] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 787] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... unlink resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] unlink("./96/binderfs" [pid 787] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... umount2 resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 787] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 787] exit_group(0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 787] <... exit_group resumed>) = ? [pid 307] newfstatat(AT_FDCWD, "./92/config" [pid 305] <... umount2 resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./92/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./92/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 787] +++ exited with 0 +++ [pid 307] <... openat resumed>) = 4 [pid 305] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] fstat(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] newfstatat(AT_FDCWD, "./96/config" [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] getdents64(4 [pid 305] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(4 [pid 305] openat(AT_FDCWD, "./96/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 305] <... openat resumed>) = 4 [pid 307] <... close resumed>) = 0 [pid 305] fstat(4 [pid 307] rmdir("./92/config" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(3 [pid 305] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 305] close(4 [pid 307] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 307] rmdir("./92" [pid 305] rmdir("./96/config" [pid 307] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 307] mkdir("./93", 0777 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./96" [pid 307] <... mkdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] mkdir("./97", 0777 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 788 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 789 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 789 attached ci2-android-5-15/strace-static-x86_64: Process 788 attached [pid 788] set_robust_list(0x55558b467760, 24) = 0 [pid 788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 788] chdir("./93") = 0 [pid 788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 788] setpgid(0, 0) = 0 [pid 789] set_robust_list(0x55558b467760, 24 [pid 788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 788] write(3, "1000", 4 [pid 789] <... set_robust_list resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 788] <... write resumed>) = 4 [pid 788] close(3) = 0 [pid 788] symlink("/dev/binderfs", "./binderfs" [pid 306] <... restart_syscall resumed>) = 0 [pid 309] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 308] fstat(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 306] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] fstat(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./96/binderfs" [pid 306] getdents64(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] newfstatat(AT_FDCWD, "./95/binderfs" [pid 309] unlink("./96/binderfs" [pid 306] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 788] <... symlink resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] unlink("./95/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 788] write(1, "executing program\n", 18 [pid 306] newfstatat(AT_FDCWD, "./93/binderfs" [pid 788] <... write resumed>) = 18 [pid 308] <... unlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 308] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./93/binderfs" [pid 308] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 788] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] newfstatat(AT_FDCWD, "./96/config" [pid 308] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 executing program [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./95/config" [pid 306] <... umount2 resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./96/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 789] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 308] openat(AT_FDCWD, "./95/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(AT_FDCWD, "./93/config" [pid 309] fstat(4 [pid 308] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] fstat(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] getdents64(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 309] getdents64(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 788] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] openat(AT_FDCWD, "./93/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 789] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] close(4 [pid 789] chdir("./97" [pid 308] getdents64(4 [pid 306] <... openat resumed>) = 4 [pid 309] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] fstat(4 [pid 309] rmdir("./96/config" [pid 308] close(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 789] <... chdir resumed>) = 0 [pid 789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 789] setpgid(0, 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 309] getdents64(3 [pid 308] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] rmdir("./95/config" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 789] <... setpgid resumed>) = 0 [pid 789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 788] mount(NULL, "./config", "configfs", 0, NULL [pid 309] close(3 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 789] write(3, "1000", 4 [pid 788] <... mount resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] getdents64(3 [pid 306] close(4 [pid 309] rmdir("./96" [pid 789] <... write resumed>) = 4 [pid 788] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 789] close(3 [pid 788] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 789] <... close resumed>) = 0 [pid 788] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [ 32.670238][ T785] LUN: removable file: (no medium) [pid 789] symlink("/dev/binderfs", "./binderfs" [pid 788] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 308] close(3 [pid 306] rmdir("./93/config" [pid 309] mkdir("./97", 0777 [pid 308] <... close resumed>) = 0 [pid 789] <... symlink resumed>) = 0 [pid 788] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 308] rmdir("./95" [pid 789] write(1, "executing program\n", 18 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] mkdir("./96", 0777 [pid 789] <... write resumed>) = 18 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 executing program [pid 789] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... mkdir resumed>) = 0 [pid 306] close(3 [pid 788] <... mkdirat resumed>) = 0 [pid 788] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 790 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... close resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rmdir("./93" [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 788] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 788] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 306] <... rmdir resumed>) = 0 [pid 788] exit_group(0) = ? ci2-android-5-15/strace-static-x86_64: Process 791 attached [pid 789] <... mkdirat resumed>) = 0 [pid 788] +++ exited with 0 +++ [pid 306] mkdir("./94", 0777ci2-android-5-15/strace-static-x86_64: Process 790 attached [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 791 [pid 790] set_robust_list(0x55558b467760, 24) = 0 [pid 790] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 789] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 790] chdir("./97") = 0 [pid 790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 790] setpgid(0, 0) = 0 [pid 790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 789] <... mount resumed>) = 0 [pid 790] write(3, "1000", 4 [pid 789] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 792 [pid 790] <... write resumed>) = 4 [pid 790] close(3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 789] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 790] <... close resumed>) = 0 [pid 790] symlink("/dev/binderfs", "./binderfs") = 0 [pid 790] write(1, "executing program\n", 18) = 18 executing program [pid 789] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 790] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 789] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 791] set_robust_list(0x55558b467760, 24 [pid 790] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 790] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 790] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 790] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 792 attached [pid 791] <... set_robust_list resumed>) = 0 [pid 789] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 307] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] fstat(3 [pid 789] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 789] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] getdents64(3 [pid 789] <... symlinkat resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 789] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 789] <... unlinkat resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 789] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] newfstatat(AT_FDCWD, "./93/binderfs" [pid 789] <... rmdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 791] rt_sigprocmask(SIG_SETMASK, [] [pid 307] unlink("./93/binderfs" [pid 789] exit_group(0) = ? [pid 792] set_robust_list(0x55558b467760, 24 [pid 791] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 789] +++ exited with 0 +++ [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 791] chdir("./96" [pid 307] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 790] <... mkdirat resumed>) = 0 [pid 790] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 791] <... chdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./93/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] umount2("./93/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 791] <... prctl resumed>) = 0 [pid 307] openat(AT_FDCWD, "./93/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 790] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... openat resumed>) = 4 [pid 791] setpgid(0, 0 [pid 307] fstat(4 [pid 791] <... setpgid resumed>) = 0 [pid 790] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 790] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] getdents64(4 [pid 790] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./93/config" [pid 790] exit_group(0) = ? [pid 307] <... rmdir resumed>) = 0 [pid 791] <... openat resumed>) = 3 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 791] write(3, "1000", 4 [pid 307] close(3) = 0 [pid 791] <... write resumed>) = 4 [pid 307] rmdir("./93" [pid 790] +++ exited with 0 +++ [pid 791] close(3 [pid 307] <... rmdir resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] mkdir("./94", 0777 [pid 791] <... close resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 792] <... set_robust_list resumed>) = 0 [pid 792] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 792] chdir("./94" [pid 307] <... mkdir resumed>) = 0 [pid 791] symlink("/dev/binderfs", "./binderfs" [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 792] <... chdir resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 792] setpgid(0, 0) = 0 [pid 792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 793 [pid 792] <... openat resumed>) = 3 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 791] <... symlink resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 792] write(3, "1000", 4 [pid 791] write(1, "executing program\n", 18 [pid 792] <... write resumed>) = 4 executing program [pid 791] <... write resumed>) = 18 [pid 792] close(3) = 0 [pid 792] symlink("/dev/binderfs", "./binderfs" [pid 791] mkdirat(AT_FDCWD, "./config", 0777 [pid 792] <... symlink resumed>) = 0 [pid 792] write(1, "executing program\n", 18) = 18 executing program [pid 792] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 791] <... mkdirat resumed>) = 0 [pid 792] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 791] mount(NULL, "./config", "configfs", 0, NULL [pid 792] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 792] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 792] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 791] <... mount resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 793 attached [pid 791] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 791] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 791] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 305] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 791] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 305] getdents64(3 [pid 792] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 791] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 793] set_robust_list(0x55558b467760, 24 [pid 791] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 791] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 792] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./97/binderfs" [pid 305] newfstatat(AT_FDCWD, "./97/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./97/binderfs" [pid 793] <... set_robust_list resumed>) = 0 [pid 791] <... symlinkat resumed>) = 0 [pid 305] unlink("./97/binderfs" [pid 792] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 792] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... unlink resumed>) = 0 [pid 792] <... unlinkat resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 791] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 792] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 793] rt_sigprocmask(SIG_SETMASK, [] [pid 791] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 791] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./97/config" [pid 793] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] newfstatat(AT_FDCWD, "./97/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 793] chdir("./94" [pid 305] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./97/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 793] <... chdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./97/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 793] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... openat resumed>) = 4 [pid 305] <... openat resumed>) = 4 [pid 309] fstat(4 [pid 793] <... prctl resumed>) = 0 [pid 305] fstat(4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 793] setpgid(0, 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 793] <... setpgid resumed>) = 0 [pid 305] getdents64(4 [pid 792] <... rmdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 791] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] getdents64(4 [pid 305] getdents64(4 [pid 793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 791] exit_group(0 [pid 309] close(4 [pid 305] close(4 [pid 791] <... exit_group resumed>) = ? [pid 309] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 309] rmdir("./97/config" [pid 305] rmdir("./97/config" [pid 792] exit_group(0) = ? [pid 792] +++ exited with 0 +++ [pid 309] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 791] +++ exited with 0 +++ [pid 309] close(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... close resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] close(3 [pid 309] rmdir("./97" [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... close resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] rmdir("./97" [pid 793] <... openat resumed>) = 3 [pid 309] mkdir("./98", 0777 [pid 793] write(3, "1000", 4) = 4 [pid 793] close(3 [pid 305] <... rmdir resumed>) = 0 [pid 793] <... close resumed>) = 0 [pid 793] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] <... mkdir resumed>) = 0 [pid 305] mkdir("./98", 0777 [pid 793] write(1, "executing program\n", 18 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 793] <... write resumed>) = 18 executing program [pid 793] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 793] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 793] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 794 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 793] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 793] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 32.693578][ T788] Mass Storage Function, version: 2009/09/11 [ 32.700246][ T788] LUN: removable file: (no medium) [ 32.711014][ T790] Mass Storage Function, version: 2009/09/11 [ 32.717030][ T790] LUN: removable file: (no medium) [ 32.730979][ T792] Mass Storage Function, version: 2009/09/11 [ 32.737304][ T792] LUN: removable file: (no medium) [pid 793] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 795 attached ci2-android-5-15/strace-static-x86_64: Process 794 attached [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 795 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW [pid 793] <... mkdirat resumed>) = 0 [pid 793] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 793] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 793] <... unlinkat resumed>) = 0 [pid 793] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 793] <... rmdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 308] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] fstat(3 [pid 308] <... openat resumed>) = 3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 793] exit_group(0) = ? [pid 306] getdents64(3 [pid 308] fstat(3 [pid 794] set_robust_list(0x55558b467760, 24 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 793] +++ exited with 0 +++ [pid 308] getdents64(3 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=793, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 795] set_robust_list(0x55558b467760, 24 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./94/binderfs" [pid 308] newfstatat(AT_FDCWD, "./96/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 795] <... set_robust_list resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./94/binderfs" [pid 308] unlink("./96/binderfs" [pid 795] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... unlink resumed>) = 0 [pid 795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 795] chdir("./98" [pid 308] <... unlink resumed>) = 0 [pid 306] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 795] <... chdir resumed>) = 0 [pid 795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 795] setpgid(0, 0) = 0 [pid 795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 795] <... openat resumed>) = 3 [pid 795] write(3, "1000", 4) = 4 [pid 795] close(3) = 0 [pid 795] symlink("/dev/binderfs", "./binderfs" [pid 306] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 306] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./94/config" [pid 308] newfstatat(AT_FDCWD, "./96/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./94/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./96/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 4 [pid 308] <... openat resumed>) = 4 [pid 306] fstat(4 [pid 308] fstat(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 308] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 308] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 308] close(4 [pid 306] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] rmdir("./94/config" [pid 308] rmdir("./96/config" [pid 795] <... symlink resumed>) = 0 [pid 795] write(1, "executing program\n", 18) = 18 [pid 306] <... rmdir resumed>) = 0 executing program [pid 795] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 794] <... set_robust_list resumed>) = 0 [pid 308] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 308] close(3 [pid 794] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] rmdir("./96" [pid 794] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rmdir("./94" [pid 308] <... rmdir resumed>) = 0 [pid 795] <... mkdirat resumed>) = 0 [pid 795] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... rmdir resumed>) = 0 [pid 308] mkdir("./97", 0777 [pid 794] chdir("./98" [pid 306] mkdir("./95", 0777 [pid 795] <... mount resumed>) = 0 [pid 795] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 795] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... mkdir resumed>) = 0 [pid 795] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 795] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 794] <... chdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 794] <... prctl resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW [pid 794] setpgid(0, 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... openat resumed>) = 3 ci2-android-5-15/strace-static-x86_64: Process 796 attached [pid 794] <... setpgid resumed>) = 0 [pid 307] fstat(3ci2-android-5-15/strace-static-x86_64: Process 797 attached [pid 794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 797 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 796 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] getdents64(3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 797] set_robust_list(0x55558b467760, 24) = 0 [pid 794] <... openat resumed>) = 3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 794] write(3, "1000", 4 [pid 307] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 797] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 794] <... write resumed>) = 4 [pid 307] newfstatat(AT_FDCWD, "./94/binderfs" [pid 797] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 794] close(3 [pid 307] unlink("./94/binderfs" [pid 797] chdir("./97") = 0 [pid 797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 797] setpgid(0, 0 [pid 307] <... unlink resumed>) = 0 [pid 794] <... close resumed>) = 0 [pid 307] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 797] <... setpgid resumed>) = 0 [pid 794] symlink("/dev/binderfs", "./binderfs" [pid 307] <... umount2 resumed>) = 0 [pid 797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 794] <... symlink resumed>) = 0 [pid 307] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 797] <... openat resumed>) = 3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 794] write(1, "executing program\n", 18 [pid 797] write(3, "1000", 4 executing program [pid 307] newfstatat(AT_FDCWD, "./94/config" [pid 794] <... write resumed>) = 18 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 797] <... write resumed>) = 4 [pid 794] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] umount2("./94/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 797] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 797] <... close resumed>) = 0 [pid 797] symlink("/dev/binderfs", "./binderfs") = 0 [pid 797] write(1, "executing program\n", 18) = 18 [pid 794] <... mkdirat resumed>) = 0 executing program [pid 307] openat(AT_FDCWD, "./94/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 797] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... openat resumed>) = 4 [pid 794] mount(NULL, "./config", "configfs", 0, NULL [pid 307] fstat(4 [pid 797] <... mkdirat resumed>) = 0 [pid 794] <... mount resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 796] set_robust_list(0x55558b467760, 24 [pid 794] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] getdents64(4 [pid 797] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 794] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 794] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] close(4 [pid 797] <... mount resumed>) = 0 [pid 794] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./94/config" [pid 794] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 797] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 797] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... rmdir resumed>) = 0 [pid 797] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 795] <... mkdirat resumed>) = 0 [pid 307] rmdir("./94" [pid 794] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 797] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 797] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 307] <... rmdir resumed>) = 0 [pid 794] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] mkdir("./95", 0777 [pid 794] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 797] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 797] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 794] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... mkdir resumed>) = 0 [pid 797] exit_group(0 [pid 794] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 797] <... exit_group resumed>) = ? [pid 794] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 797] +++ exited with 0 +++ [pid 796] <... set_robust_list resumed>) = 0 [pid 794] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 795] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 795] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 795] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 798 [pid 794] exit_group(0 [pid 795] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 794] <... exit_group resumed>) = ? [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 795] exit_group(0) = ? [pid 795] +++ exited with 0 +++ [pid 794] +++ exited with 0 +++ [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 798 attached [pid 798] set_robust_list(0x55558b467760, 24) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 798] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 798] chdir("./95") = 0 [pid 798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 798] setpgid(0, 0) = 0 [pid 798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... restart_syscall resumed>) = 0 [pid 798] <... openat resumed>) = 3 [pid 798] write(3, "1000", 4 [pid 308] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW [pid 796] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 796] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 798] <... write resumed>) = 4 [pid 798] close(3 [pid 308] <... openat resumed>) = 3 [pid 796] chdir("./95" [pid 308] fstat(3 [pid 798] <... close resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 796] <... chdir resumed>) = 0 [pid 308] getdents64(3 [pid 796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 798] symlink("/dev/binderfs", "./binderfs" [pid 796] <... prctl resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 798] <... symlink resumed>) = 0 [pid 796] setpgid(0, 0 [pid 308] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 798] write(1, "executing program\n", 18) = 18 executing program [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 796] <... setpgid resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./97/binderfs" [pid 798] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] unlink("./97/binderfs" [pid 798] <... mkdirat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 796] <... openat resumed>) = 3 [pid 308] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 796] write(3, "1000", 4) = 4 [pid 308] <... umount2 resumed>) = 0 [pid 798] mount(NULL, "./config", "configfs", 0, NULL [pid 796] close(3 [pid 308] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 798] <... mount resumed>) = 0 [pid 796] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 798] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 796] symlink("/dev/binderfs", "./binderfs" [pid 308] newfstatat(AT_FDCWD, "./97/config" [pid 798] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 798] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 798] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 796] <... symlink resumed>) = 0 [pid 308] openat(AT_FDCWD, "./97/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 32.750881][ T793] Mass Storage Function, version: 2009/09/11 [ 32.756927][ T793] LUN: removable file: (no medium) [ 32.771811][ T795] Mass Storage Function, version: 2009/09/11 [ 32.778697][ T795] LUN: removable file: (no medium) [pid 798] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 796] write(1, "executing program\n", 18 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 305] <... restart_syscall resumed>) = 0 [pid 796] <... write resumed>) = 18 [pid 308] fstat(4 [pid 796] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 796] <... mkdirat resumed>) = 0 executing program [pid 309] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 305] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW [pid 796] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 796] <... mount resumed>) = 0 [pid 309] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(4 [pid 305] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 796] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... openat resumed>) = 3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... openat resumed>) = 3 [pid 796] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] fstat(3 [pid 308] close(4 [pid 305] fstat(3 [pid 796] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... close resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 798] <... mkdirat resumed>) = 0 [pid 796] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(3 [pid 308] rmdir("./97/config" [pid 305] getdents64(3 [pid 798] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 796] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 798] <... symlinkat resumed>) = 0 [pid 798] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... rmdir resumed>) = 0 [pid 798] <... unlinkat resumed>) = 0 [pid 796] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 798] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 796] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./98/binderfs" [pid 308] close(3 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] unlink("./98/binderfs" [pid 308] <... close resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./98/binderfs" [pid 796] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... unlink resumed>) = 0 [pid 308] rmdir("./97" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 798] <... rmdir resumed>) = 0 [pid 796] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] unlink("./98/binderfs" [pid 798] exit_group(0 [pid 796] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... umount2 resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 796] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] mkdir("./98", 0777 [pid 305] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./98/config" [pid 309] newfstatat(AT_FDCWD, "./98/config" [pid 308] <... mkdir resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 796] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 796] exit_group(0 [pid 309] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./98/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 798] <... exit_group resumed>) = ? [pid 796] <... exit_group resumed>) = ? [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... openat resumed>) = 4 [pid 309] openat(AT_FDCWD, "./98/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 309] <... openat resumed>) = 4 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 799 [pid 305] <... close resumed>) = 0 [pid 309] fstat(4 [pid 305] rmdir("./98/config" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... rmdir resumed>) = 0 [pid 309] getdents64(4 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] close(3 [pid 309] getdents64(4 [pid 796] +++ exited with 0 +++ [pid 305] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./98" [pid 309] close(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... rmdir resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] mkdir("./99", 0777 [pid 798] +++ exited with 0 +++ [pid 309] rmdir("./98/config" [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... rmdir resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=798, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci2-android-5-15/strace-static-x86_64: Process 800 attached [pid 309] getdents64(3 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 800 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] close(3 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 799 attached [pid 309] rmdir("./98" [pid 799] set_robust_list(0x55558b467760, 24) = 0 [pid 799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 799] chdir("./98" [pid 309] <... rmdir resumed>) = 0 [pid 799] <... chdir resumed>) = 0 [pid 309] mkdir("./99", 0777 [pid 799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 799] setpgid(0, 0) = 0 [pid 799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... mkdir resumed>) = 0 [pid 799] <... openat resumed>) = 3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 799] write(3, "1000", 4 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 799] <... write resumed>) = 4 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 799] close(3) = 0 [pid 799] symlink("/dev/binderfs", "./binderfs") = 0 [pid 799] write(1, "executing program\n", 18) = 18 executing program [pid 799] mkdirat(AT_FDCWD, "./config", 0777 [pid 800] set_robust_list(0x55558b467760, 24 [pid 799] <... mkdirat resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 801 [pid 307] <... restart_syscall resumed>) = 0 [pid 799] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 799] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... restart_syscall resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 799] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 799] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... openat resumed>) = 3 [pid 306] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 799] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 799] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] fstat(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 801 attached [pid 800] <... set_robust_list resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... openat resumed>) = 3 [pid 307] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] fstat(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./95/binderfs" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] getdents64(3 [pid 307] unlink("./95/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 799] <... mkdirat resumed>) = 0 [pid 799] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... unlink resumed>) = 0 [pid 306] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./95/binderfs" [pid 307] <... umount2 resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./95/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 799] <... symlinkat resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./95/config" [pid 306] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 799] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... umount2 resumed>) = 0 [pid 307] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./95/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(AT_FDCWD, "./95/config" [pid 799] <... unlinkat resumed>) = 0 [pid 799] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... openat resumed>) = 4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] fstat(4 [pid 306] umount2("./95/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(4 [pid 306] openat(AT_FDCWD, "./95/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 799] <... rmdir resumed>) = 0 [pid 799] exit_group(0) = ? [pid 307] getdents64(4 [pid 306] <... openat resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] fstat(4 [pid 307] close(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 307] rmdir("./95/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... rmdir resumed>) = 0 [pid 306] getdents64(4 [pid 307] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 307] close(3 [pid 306] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] rmdir("./95/config" [pid 307] rmdir("./95" [pid 799] +++ exited with 0 +++ [pid 306] <... rmdir resumed>) = 0 [pid 801] set_robust_list(0x55558b467760, 24) = 0 [pid 801] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rmdir resumed>) = 0 [pid 307] mkdir("./96", 0777 [pid 306] getdents64(3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 801] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 801] chdir("./99") = 0 [pid 801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 801] setpgid(0, 0) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 801] write(3, "1000", 4) = 4 [pid 801] close(3) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] close(3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... close resumed>) = 0 [pid 800] rt_sigprocmask(SIG_SETMASK, [] [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rmdir("./95" [pid 801] symlink("/dev/binderfs", "./binderfs") = 0 [pid 801] write(1, "executing program\n", 18) = 18 [pid 801] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 802 [pid 800] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 306] mkdir("./96", 0777 [pid 801] <... mkdirat resumed>) = 0 [pid 801] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 800] chdir("./99" [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 800] <... chdir resumed>) = 0 [pid 801] <... mount resumed>) = 0 [pid 801] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 801] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 801] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 803 ci2-android-5-15/strace-static-x86_64: Process 803 attached [pid 800] <... prctl resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 800] setpgid(0, 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 32.798740][ T798] Mass Storage Function, version: 2009/09/11 [ 32.804856][ T798] LUN: removable file: (no medium) [ 32.822244][ T799] Mass Storage Function, version: 2009/09/11 [ 32.828300][ T799] LUN: removable file: (no medium) [ 32.842372][ T801] Mass Storage Function, version: 2009/09/11 [pid 803] set_robust_list(0x55558b467760, 24 [pid 800] <... setpgid resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 802 attached [pid 308] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW [pid 802] set_robust_list(0x55558b467760, 24 [pid 800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 802] <... set_robust_list resumed>) = 0 [pid 802] rt_sigprocmask(SIG_SETMASK, [] [pid 800] <... openat resumed>) = 3 [pid 308] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 800] write(3, "1000", 4 [pid 308] <... openat resumed>) = 3 [pid 800] <... write resumed>) = 4 [pid 308] fstat(3 [pid 800] close(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 800] <... close resumed>) = 0 [pid 802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 800] symlink("/dev/binderfs", "./binderfs" [pid 308] getdents64(3 [pid 802] chdir("./96") = 0 [pid 802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 800] <... symlink resumed>) = 0 [pid 802] setpgid(0, 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 800] write(1, "executing program\n", 18 executing program [pid 308] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 800] <... write resumed>) = 18 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 802] <... setpgid resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./98/binderfs" [pid 800] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] unlink("./98/binderfs" [pid 802] <... openat resumed>) = 3 [pid 308] <... unlink resumed>) = 0 [pid 802] write(3, "1000", 4 [pid 308] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 802] <... write resumed>) = 4 [pid 803] <... set_robust_list resumed>) = 0 [pid 802] close(3 [pid 800] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 802] <... close resumed>) = 0 [pid 800] mount(NULL, "./config", "configfs", 0, NULL [pid 308] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 802] symlink("/dev/binderfs", "./binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 800] <... mount resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./98/config" [pid 803] rt_sigprocmask(SIG_SETMASK, [] [pid 802] <... symlink resumed>) = 0 [pid 800] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 802] write(1, "executing program\n", 18) = 18 [pid 308] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 800] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 800] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] openat(AT_FDCWD, "./98/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 800] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 802] mkdirat(AT_FDCWD, "./config", 0777 [pid 800] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... openat resumed>) = 4 [pid 803] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 802] <... mkdirat resumed>) = 0 [pid 308] fstat(4 [pid 802] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 802] <... mount resumed>) = 0 [pid 308] getdents64(4 [pid 802] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 802] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] getdents64(4 [pid 802] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 802] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] close(4 [pid 802] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 801] <... mkdirat resumed>) = 0 [pid 800] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... close resumed>) = 0 [pid 802] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 800] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] rmdir("./98/config" [pid 803] chdir("./96" [pid 802] <... symlinkat resumed>) = 0 [pid 802] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 802] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 803] <... chdir resumed>) = 0 [pid 802] <... rmdir resumed>) = 0 [pid 800] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] <... rmdir resumed>) = 0 [pid 803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 802] exit_group(0 [pid 800] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] getdents64(3 [pid 802] <... exit_group resumed>) = ? [pid 803] <... prctl resumed>) = 0 [pid 802] +++ exited with 0 +++ [pid 800] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 801] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 803] setpgid(0, 0 [pid 800] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] close(3 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 800] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... close resumed>) = 0 [pid 801] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] rmdir("./98" [pid 803] <... setpgid resumed>) = 0 [pid 800] exit_group(0 [pid 801] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 801] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 800] <... exit_group resumed>) = ? [pid 308] <... rmdir resumed>) = 0 [pid 801] exit_group(0) = ? [pid 803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 801] +++ exited with 0 +++ [pid 800] +++ exited with 0 +++ [pid 308] mkdir("./99", 0777 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=801, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 803] <... openat resumed>) = 3 [pid 308] <... mkdir resumed>) = 0 [pid 803] write(3, "1000", 4 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 803] <... write resumed>) = 4 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 803] close(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 803] <... close resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... restart_syscall resumed>) = 0 [pid 309] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 803] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... restart_syscall resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 804 attached [pid 803] write(1, "executing program\n", 18 [pid 309] <... openat resumed>) = 3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 804 [pid 804] set_robust_list(0x55558b467760, 24 [pid 803] <... write resumed>) = 18 [pid 305] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 309] fstat(3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW [pid 803] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 804] <... set_robust_list resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(3 [pid 307] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... openat resumed>) = 3 [pid 305] fstat(3 [pid 309] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] fstat(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 803] <... mkdirat resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./99/binderfs" [pid 307] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] unlink("./99/binderfs" [pid 804] rt_sigprocmask(SIG_SETMASK, [] [pid 803] mount(NULL, "./config", "configfs", 0, NULL [pid 307] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... unlink resumed>) = 0 [pid 804] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 803] <... mount resumed>) = 0 [pid 309] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./99/binderfs" [pid 804] chdir("./99" [pid 307] newfstatat(AT_FDCWD, "./96/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./99/binderfs" [pid 309] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./96/binderfs" [pid 804] <... chdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] <... unlink resumed>) = 0 [pid 305] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 804] setpgid(0, 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 804] <... setpgid resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./99/config" [pid 307] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 32.848760][ T801] LUN: removable file: (no medium) [pid 307] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./99/config" [pid 804] <... openat resumed>) = 3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 803] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] openat(AT_FDCWD, "./99/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] newfstatat(AT_FDCWD, "./96/config" [pid 804] write(3, "1000", 4 [pid 305] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 804] <... write resumed>) = 4 [pid 309] <... openat resumed>) = 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] fstat(4 [pid 307] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 803] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./99/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 804] close(3 [pid 305] <... openat resumed>) = 4 [pid 804] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 803] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] getdents64(4 [pid 307] openat(AT_FDCWD, "./96/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] fstat(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 804] symlink("/dev/binderfs", "./binderfs") = 0 [pid 803] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] close(4 [pid 307] <... openat resumed>) = 4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 803] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... close resumed>) = 0 [pid 307] fstat(4 [pid 305] getdents64(4 [pid 804] write(1, "executing program\n", 18 [pid 309] rmdir("./99/config" [pid 804] <... write resumed>) = 18 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 804] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 305] getdents64(4 [pid 804] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 804] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 804] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 804] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 executing program [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] close(4 [pid 309] close(3) = 0 [pid 309] rmdir("./99") = 0 [pid 309] mkdir("./100", 0777) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] getdents64(4 [pid 305] <... close resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 805 ci2-android-5-15/strace-static-x86_64: Process 805 attached [pid 803] <... mkdirat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./99/config" [pid 805] set_robust_list(0x55558b467760, 24 [pid 804] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] close(4 [pid 804] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 804] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... rmdir resumed>) = 0 [pid 805] <... set_robust_list resumed>) = 0 [pid 803] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 307] rmdir("./96/config" [pid 804] <... unlinkat resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 804] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 805] rt_sigprocmask(SIG_SETMASK, [] [pid 804] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] close(3 [pid 805] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 803] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] getdents64(3 [pid 805] chdir("./100" [pid 803] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./99" [pid 805] <... chdir resumed>) = 0 [pid 307] close(3 [pid 804] exit_group(0) = ? [pid 805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 804] +++ exited with 0 +++ [pid 803] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... close resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 805] <... prctl resumed>) = 0 [pid 307] rmdir("./96" [pid 803] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] mkdir("./100", 0777 [pid 805] setpgid(0, 0) = 0 [pid 805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... rmdir resumed>) = 0 [pid 805] <... openat resumed>) = 3 [pid 805] write(3, "1000", 4) = 4 [pid 805] close(3 [pid 305] <... mkdir resumed>) = 0 [pid 805] <... close resumed>) = 0 [pid 803] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] mkdir("./97", 0777 [pid 805] symlink("/dev/binderfs", "./binderfs" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 805] <... symlink resumed>) = 0 [pid 805] write(1, "executing program\n", 18) = 18 [pid 307] <... mkdir resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 805] mkdirat(AT_FDCWD, "./config", 0777 [pid 803] exit_group(0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 805] <... mkdirat resumed>) = 0 [pid 805] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 805] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 805] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 805] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 803] <... exit_group resumed>) = ? [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 806 attached [pid 308] <... restart_syscall resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 806 [pid 805] <... mkdirat resumed>) = 0 [pid 805] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 805] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 807 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 308] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... openat resumed>) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 805] <... unlinkat resumed>) = 0 [pid 805] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./99/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./99/binderfs" [pid 805] <... rmdir resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 803] +++ exited with 0 +++ [pid 308] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 805] exit_group(0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... umount2 resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 805] <... exit_group resumed>) = ? [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./99/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./99/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./99/config" [pid 805] +++ exited with 0 +++ [pid 308] <... rmdir resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] getdents64(3 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 ci2-android-5-15/strace-static-x86_64: Process 807 attached [pid 308] close(3 [pid 807] set_robust_list(0x55558b467760, 24 [pid 308] <... close resumed>) = 0 [pid 807] <... set_robust_list resumed>) = 0 [pid 308] rmdir("./99" [pid 807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 807] chdir("./97") = 0 [pid 807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 807] setpgid(0, 0 [pid 308] mkdir("./100", 0777 [pid 807] <... setpgid resumed>) = 0 [pid 807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 807] write(3, "1000", 4) = 4 [pid 308] <... mkdir resumed>) = 0 [pid 807] close(3 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 807] <... close resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 807] symlink("/dev/binderfs", "./binderfs") = 0 [pid 807] write(1, "executing program\n", 18) = 18 executing program [pid 807] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 808 [pid 806] set_robust_list(0x55558b467760, 24 [pid 807] <... mkdirat resumed>) = 0 [pid 807] mount(NULL, "./config", "configfs", 0, NULL [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 807] <... mount resumed>) = 0 [pid 807] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 807] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 807] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 806] <... set_robust_list resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 808 attached [pid 806] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW [pid 806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW [pid 806] chdir("./100" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 806] <... chdir resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 806] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 806] <... prctl resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 806] setpgid(0, 0 [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 806] <... setpgid resumed>) = 0 [pid 309] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./100/binderfs" [pid 306] newfstatat(AT_FDCWD, "./96/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./100/binderfs" [pid 806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] unlink("./96/binderfs" [pid 807] <... mkdirat resumed>) = 0 [pid 807] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 807] <... symlinkat resumed>) = 0 [pid 807] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 306] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 806] <... openat resumed>) = 3 [pid 309] newfstatat(AT_FDCWD, "./100/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 806] write(3, "1000", 4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./96/config" [pid 309] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 806] <... write resumed>) = 4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 808] set_robust_list(0x55558b467760, 24 [pid 807] <... unlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./96/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 806] close(3 [pid 309] openat(AT_FDCWD, "./100/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 806] <... close resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 806] symlink("/dev/binderfs", "./binderfs" [pid 309] fstat(4 [pid 306] openat(AT_FDCWD, "./96/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 306] <... openat resumed>) = 4 [pid 808] <... set_robust_list resumed>) = 0 [pid 808] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] fstat(4 [pid 309] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 309] close(4 [pid 806] <... symlink resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 806] write(1, "executing program\n", 18 [pid 309] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 806] <... write resumed>) = 18 [pid 309] rmdir("./100/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 807] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 808] chdir("./100" [pid 309] <... rmdir resumed>) = 0 [pid 306] close(4 [pid 806] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] getdents64(3 [pid 306] <... close resumed>) = 0 [pid 808] <... chdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] rmdir("./96/config" [pid 309] close(3 [pid 808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 808] setpgid(0, 0) = 0 [pid 807] exit_group(0 [pid 306] <... rmdir resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 309] rmdir("./100" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 807] <... exit_group resumed>) = ? executing program [pid 807] +++ exited with 0 +++ [pid 806] <... mkdirat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 309] mkdir("./101", 0777 [pid 806] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... close resumed>) = 0 [pid 808] <... openat resumed>) = 3 [pid 808] write(3, "1000", 4) = 4 [pid 808] close(3 [pid 309] <... mkdir resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=807, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rmdir("./96" [pid 806] <... mount resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 808] <... close resumed>) = 0 [pid 808] symlink("/dev/binderfs", "./binderfs") = 0 [pid 806] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rmdir resumed>) = 0 [pid 808] write(1, "executing program\n", 18) = 18 [pid 808] mkdirat(AT_FDCWD, "./config", 0777 [pid 806] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] mkdir("./97", 0777 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 809 [pid 808] <... mkdirat resumed>) = 0 [pid 808] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 808] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 executing program [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 806] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 806] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 808] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 808] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 32.872241][ T803] Mass Storage Function, version: 2009/09/11 [ 32.878534][ T803] LUN: removable file: (no medium) [ 32.889961][ T805] Mass Storage Function, version: 2009/09/11 [ 32.896038][ T805] LUN: removable file: (no medium) [ 32.909538][ T807] Mass Storage Function, version: 2009/09/11 [ 32.915832][ T807] LUN: removable file: (no medium) [pid 808] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 810 attached ci2-android-5-15/strace-static-x86_64: Process 809 attached [pid 806] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 808] <... mkdirat resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 810 [pid 808] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 808] <... symlinkat resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 806] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW [pid 808] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 806] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 808] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 806] <... symlinkat resumed>) = 0 [pid 808] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 307] <... openat resumed>) = 3 [pid 806] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 806] <... unlinkat resumed>) = 0 [pid 307] getdents64(3 [pid 808] exit_group(0) = ? [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 806] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 806] <... rmdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./97/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 806] exit_group(0 [pid 307] unlink("./97/binderfs") = 0 [pid 806] <... exit_group resumed>) = ? [pid 808] +++ exited with 0 +++ [pid 307] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 810] set_robust_list(0x55558b467760, 24) = 0 [pid 810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 806] +++ exited with 0 +++ [pid 810] chdir("./97" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... umount2 resumed>) = 0 [pid 810] <... chdir resumed>) = 0 [pid 810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 810] setpgid(0, 0) = 0 [pid 810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 809] set_robust_list(0x55558b467760, 24 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 810] <... openat resumed>) = 3 [pid 307] newfstatat(AT_FDCWD, "./97/config" [pid 810] write(3, "1000", 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 810] <... write resumed>) = 4 [pid 307] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 810] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./97/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 810] <... close resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 810] symlink("/dev/binderfs", "./binderfs" [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 810] <... symlink resumed>) = 0 [pid 307] rmdir("./97/config" [pid 810] write(1, "executing program\n", 18) = 18 executing program [pid 810] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 809] <... set_robust_list resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 810] mount(NULL, "./config", "configfs", 0, NULL [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 810] <... mount resumed>) = 0 [pid 307] close(3 [pid 810] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... close resumed>) = 0 [pid 810] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] rmdir("./97" [pid 810] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 810] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 809] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] mkdir("./98", 0777 [pid 809] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 810] <... mkdirat resumed>) = 0 [pid 308] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] fstat(3 [pid 810] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... openat resumed>) = 3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 308] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 810] <... symlinkat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(3 [pid 308] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 810] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] newfstatat(AT_FDCWD, "./100/binderfs" [pid 305] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./100/binderfs" [pid 305] newfstatat(AT_FDCWD, "./100/binderfs" [pid 810] <... unlinkat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 810] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 811 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 305] unlink("./100/binderfs" [pid 308] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 810] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... unlink resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./100/config" [pid 305] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 809] chdir("./101" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 810] exit_group(0 [pid 809] <... chdir resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 308] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 809] <... prctl resumed>) = 0 [pid 308] openat(AT_FDCWD, "./100/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] newfstatat(AT_FDCWD, "./100/config" [pid 810] <... exit_group resumed>) = ? [pid 308] <... openat resumed>) = 4 [pid 809] setpgid(0, 0 [pid 308] fstat(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 809] <... setpgid resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 810] +++ exited with 0 +++ [pid 809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] openat(AT_FDCWD, "./100/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(4ci2-android-5-15/strace-static-x86_64: Process 811 attached , 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... openat resumed>) = 4 [pid 308] close(4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] fstat(4 [pid 308] <... close resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rmdir("./100/config" [pid 809] <... openat resumed>) = 3 [pid 305] getdents64(4 [pid 811] set_robust_list(0x55558b467760, 24) = 0 [pid 811] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rmdir resumed>) = 0 [pid 809] write(3, "1000", 4 [pid 308] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 809] <... write resumed>) = 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 809] close(3 [pid 308] close(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 811] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... close resumed>) = 0 [pid 809] <... close resumed>) = 0 [pid 305] close(4 [pid 811] chdir("./98") = 0 [pid 308] rmdir("./100" [pid 809] symlink("/dev/binderfs", "./binderfs" [pid 305] <... close resumed>) = 0 [pid 811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 811] setpgid(0, 0) = 0 [pid 811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... rmdir resumed>) = 0 [pid 305] rmdir("./100/config" [pid 308] mkdir("./101", 0777 [pid 811] <... openat resumed>) = 3 [pid 811] write(3, "1000", 4 [pid 305] <... rmdir resumed>) = 0 [pid 811] <... write resumed>) = 4 [pid 811] close(3) = 0 [pid 811] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] getdents64(3 [pid 809] <... symlink resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 809] write(1, "executing program\n", 18 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] close(3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 811] write(1, "executing program\n", 18 [pid 305] <... close resumed>) = 0 [pid 811] <... write resumed>) = 18 [pid 811] mkdirat(AT_FDCWD, "./config", 0777ci2-android-5-15/strace-static-x86_64: Process 812 attached ) = 0 [pid 809] <... write resumed>) = 18 [pid 305] rmdir("./100" [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 812 executing program executing program [pid 811] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... rmdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 812] set_robust_list(0x55558b467760, 24 [pid 811] <... mount resumed>) = 0 [pid 809] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] mkdir("./101", 0777 [pid 811] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 811] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 811] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... mkdir resumed>) = 0 [pid 812] <... set_robust_list resumed>) = 0 [pid 809] <... mkdirat resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [ 32.941242][ T808] Mass Storage Function, version: 2009/09/11 [ 32.947330][ T808] LUN: removable file: (no medium) [ 32.960138][ T810] Mass Storage Function, version: 2009/09/11 [ 32.966509][ T810] LUN: removable file: (no medium) [ 32.981205][ T811] Mass Storage Function, version: 2009/09/11 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 812] rt_sigprocmask(SIG_SETMASK, [] [pid 809] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 812] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 811] <... mkdirat resumed>) = 0 [pid 809] <... mount resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 812] chdir("./101" [pid 811] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 809] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW [pid 811] <... symlinkat resumed>) = 0 [pid 809] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 812] <... chdir resumed>) = 0 [pid 811] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 809] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 813 ci2-android-5-15/strace-static-x86_64: Process 813 attached [pid 812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 809] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... openat resumed>) = 3 [pid 812] <... prctl resumed>) = 0 [pid 809] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] fstat(3 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 812] setpgid(0, 0 [pid 811] <... unlinkat resumed>) = 0 [pid 809] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 809] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] getdents64(3 [pid 809] <... symlinkat resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 812] <... setpgid resumed>) = 0 [pid 811] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 809] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 813] set_robust_list(0x55558b467760, 24 [pid 812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 809] <... unlinkat resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 809] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] newfstatat(AT_FDCWD, "./97/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 812] <... openat resumed>) = 3 [pid 306] unlink("./97/binderfs" [pid 813] <... set_robust_list resumed>) = 0 [pid 812] write(3, "1000", 4 [pid 811] <... rmdir resumed>) = 0 [pid 809] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 812] <... write resumed>) = 4 [pid 809] exit_group(0 [pid 306] <... unlink resumed>) = 0 [pid 812] close(3 [pid 811] exit_group(0 [pid 809] <... exit_group resumed>) = ? [pid 306] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 812] <... close resumed>) = 0 [pid 811] <... exit_group resumed>) = ? [pid 813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 813] chdir("./101" [pid 809] +++ exited with 0 +++ [pid 813] <... chdir resumed>) = 0 [pid 812] symlink("/dev/binderfs", "./binderfs" [pid 306] <... umount2 resumed>) = 0 [pid 813] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 813] <... prctl resumed>) = 0 [pid 812] <... symlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./97/config" [pid 812] write(1, "executing program\n", 18 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 813] setpgid(0, 0 [pid 812] <... write resumed>) = 18 [pid 811] +++ exited with 0 +++ [pid 306] umount2("./97/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 813] <... setpgid resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=811, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 812] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] openat(AT_FDCWD, "./97/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... openat resumed>) = 4 [pid 813] <... openat resumed>) = 3 [pid 306] fstat(4 [pid 813] write(3, "1000", 4) = 4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 813] close(3 [pid 306] getdents64(4 [pid 813] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 813] symlink("/dev/binderfs", "./binderfs" [pid 306] getdents64(4 [pid 813] <... symlink resumed>) = 0 [pid 812] <... mkdirat resumed>) = 0 executing program [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 813] write(1, "executing program\n", 18 [pid 812] mount(NULL, "./config", "configfs", 0, NULL [pid 306] close(4 [pid 813] <... write resumed>) = 18 [pid 306] <... close resumed>) = 0 [pid 813] mkdirat(AT_FDCWD, "./config", 0777 [pid 812] <... mount resumed>) = 0 executing program [pid 306] rmdir("./97/config" [pid 813] <... mkdirat resumed>) = 0 [pid 813] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 812] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 813] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] getdents64(3 [pid 812] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 813] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 813] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 813] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 812] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] close(3 [pid 812] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 812] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] rmdir("./97" [pid 813] <... mkdirat resumed>) = 0 [pid 812] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 813] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 812] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 813] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 812] <... symlinkat resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./98", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 813] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 812] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 813] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 812] <... unlinkat resumed>) = 0 [pid 813] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 812] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... mkdir resumed>) = 0 [pid 309] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... openat resumed>) = 3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... openat resumed>) = 3 [pid 307] fstat(3 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] fstat(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 813] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 812] <... rmdir resumed>) = 0 [pid 813] exit_group(0 [pid 812] exit_group(0 [pid 813] <... exit_group resumed>) = ? [pid 812] <... exit_group resumed>) = ? [pid 309] getdents64(3 [pid 813] +++ exited with 0 +++ [pid 812] +++ exited with 0 +++ [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 814 [pid 307] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=813, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] newfstatat(AT_FDCWD, "./101/binderfs" [pid 307] newfstatat(AT_FDCWD, "./98/binderfs" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./101/binderfs" [pid 307] unlink("./98/binderfs"ci2-android-5-15/strace-static-x86_64: Process 814 attached [pid 814] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... unlink resumed>) = 0 [pid 814] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... unlink resumed>) = 0 [pid 814] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 307] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 814] chdir("./98" [pid 307] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./101/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./98/config" [pid 309] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./101/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 814] <... chdir resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./98/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(4 [pid 814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 814] setpgid(0, 0) = 0 [pid 814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 307] fstat(4 [pid 814] write(3, "1000", 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 307] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 814] <... write resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] close(4 [pid 814] close(3 [pid 307] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./101/config" [pid 307] close(4 [pid 814] <... close resumed>) = 0 [pid 814] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 309] getdents64(3 [pid 307] rmdir("./98/config" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 814] write(1, "executing program\n", 18) = 18 executing program [pid 814] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] close(3 [pid 307] <... rmdir resumed>) = 0 [pid 814] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... close resumed>) = 0 [pid 307] getdents64(3 [pid 309] rmdir("./101" [pid 814] <... mount resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 814] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 814] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 307] close(3 [pid 309] mkdir("./102", 0777 [pid 307] <... close resumed>) = 0 [pid 814] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 814] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] rmdir("./98" [pid 305] <... restart_syscall resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] mkdir("./99", 0777 [pid 814] <... mkdirat resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... mkdir resumed>) = 0 [pid 305] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW [pid 814] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 ci2-android-5-15/strace-static-x86_64: Process 815 attached [pid 814] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 814] <... unlinkat resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 815 [pid 308] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 815] set_robust_list(0x55558b467760, 24 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... openat resumed>) = 3 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 815] <... set_robust_list resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] fstat(3 [pid 305] <... openat resumed>) = 3 [pid 814] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 814] exit_group(0 [pid 305] fstat(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 815] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 816 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(3 [pid 814] <... exit_group resumed>) = ? [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./101/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 815] chdir("./102") = 0 [pid 814] +++ exited with 0 +++ [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./101/binderfs" [pid 815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] unlink("./101/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-15/strace-static-x86_64: Process 816 attached [pid 816] set_robust_list(0x55558b467760, 24 [pid 308] <... unlink resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=814, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 815] <... prctl resumed>) = 0 [pid 305] unlink("./101/binderfs" [pid 308] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 816] <... set_robust_list resumed>) = 0 [pid 816] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... unlink resumed>) = 0 [pid 815] setpgid(0, 0 [pid 308] <... umount2 resumed>) = 0 [pid 305] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 815] <... setpgid resumed>) = 0 [pid 308] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./101/config" [pid 305] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 816] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 816] chdir("./99" [pid 815] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./101/config" [pid 816] <... chdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./101/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 816] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 815] write(3, "1000", 4 [pid 308] <... openat resumed>) = 4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 816] <... prctl resumed>) = 0 [pid 308] fstat(4 [pid 816] setpgid(0, 0 [pid 815] <... write resumed>) = 4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 816] <... setpgid resumed>) = 0 [pid 308] getdents64(4 [pid 816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 815] close(3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 816] <... openat resumed>) = 3 [pid 815] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 305] openat(AT_FDCWD, "./101/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 816] write(3, "1000", 4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 816] <... write resumed>) = 4 [pid 815] symlink("/dev/binderfs", "./binderfs" [pid 308] close(4 [pid 305] <... openat resumed>) = 4 [pid 816] close(3 [pid 308] <... close resumed>) = 0 [pid 305] fstat(4 [pid 816] <... close resumed>) = 0 [pid 308] rmdir("./101/config" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 816] symlink("/dev/binderfs", "./binderfs" [pid 815] <... symlink resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 816] <... symlink resumed>) = 0 [pid 815] write(1, "executing program\n", 18 [pid 308] getdents64(3 [pid 305] getdents64(4 [pid 816] write(1, "executing program\n", 18 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 816] <... write resumed>) = 18 [pid 815] <... write resumed>) = 18 executing program executing program [pid 308] close(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 816] mkdirat(AT_FDCWD, "./config", 0777 [pid 815] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 816] <... mkdirat resumed>) = 0 [pid 308] rmdir("./101" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 816] mount(NULL, "./config", "configfs", 0, NULL [pid 815] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] close(4 [pid 816] <... mount resumed>) = 0 [pid 815] mount(NULL, "./config", "configfs", 0, NULL [pid 308] mkdir("./102", 0777 [pid 816] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 815] <... mount resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 816] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 815] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] rmdir("./101/config" [pid 816] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 815] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [ 32.987262][ T811] LUN: removable file: (no medium) [ 33.002023][ T813] Mass Storage Function, version: 2009/09/11 [ 33.008062][ T813] LUN: removable file: (no medium) [ 33.023055][ T814] Mass Storage Function, version: 2009/09/11 [ 33.029092][ T814] LUN: removable file: (no medium) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 816] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 815] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 816] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 815] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 817 [pid 305] getdents64(3 [pid 815] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... restart_syscall resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 ci2-android-5-15/strace-static-x86_64: Process 817 attached [pid 817] set_robust_list(0x55558b467760, 24) = 0 [pid 817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 817] chdir("./102") = 0 [pid 817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 817] setpgid(0, 0) = 0 [pid 817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 817] write(3, "1000", 4) = 4 [pid 817] close(3) = 0 [pid 817] symlink("/dev/binderfs", "./binderfs") = 0 [pid 817] write(1, "executing program\n", 18) = 18 [pid 817] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 305] close(3 [pid 817] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... close resumed>) = 0 [pid 306] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./101" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 817] <... mount resumed>) = 0 [pid 817] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 305] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] mkdir("./102", 0777 [pid 306] <... openat resumed>) = 3 [pid 817] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 817] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] fstat(3 [pid 305] <... mkdir resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] getdents64(3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 817] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 816] <... mkdirat resumed>) = 0 [pid 815] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 817] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 815] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 817] <... symlinkat resumed>) = 0 [pid 817] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 817] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 EBUSY (Device or resource busy) [pid 815] <... symlinkat resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./98/binderfs" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 818 [pid 817] exit_group(0 [pid 815] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 817] <... exit_group resumed>) = ? [pid 816] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 818 attached [pid 817] +++ exited with 0 +++ [pid 815] <... unlinkat resumed>) = 0 [pid 306] unlink("./98/binderfs" [pid 815] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 816] <... symlinkat resumed>) = 0 [pid 815] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=817, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... unlink resumed>) = 0 [pid 816] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 815] exit_group(0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 815] <... exit_group resumed>) = ? [pid 816] <... unlinkat resumed>) = 0 [pid 816] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 816] exit_group(0) = ? [pid 815] +++ exited with 0 +++ [pid 818] set_robust_list(0x55558b467760, 24 [pid 816] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 818] <... set_robust_list resumed>) = 0 [pid 818] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... restart_syscall resumed>) = 0 [pid 307] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./98/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 818] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 818] chdir("./102" [pid 307] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./98/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... openat resumed>) = 3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] fstat(3 [pid 306] openat(AT_FDCWD, "./98/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] fstat(3 [pid 306] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 306] fstat(4 [pid 309] getdents64(3 [pid 818] <... chdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./102/binderfs" [pid 307] newfstatat(AT_FDCWD, "./99/binderfs" [pid 306] getdents64(4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 818] <... prctl resumed>) = 0 [pid 307] unlink("./99/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] unlink("./102/binderfs" [pid 818] setpgid(0, 0) = 0 [pid 307] <... unlink resumed>) = 0 [pid 818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... unlink resumed>) = 0 [pid 306] getdents64(4 [pid 309] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 818] <... openat resumed>) = 3 [pid 306] close(4 [pid 818] write(3, "1000", 4 [pid 309] <... umount2 resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 309] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 306] rmdir("./98/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 818] <... write resumed>) = 4 [pid 818] close(3) = 0 [pid 818] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] newfstatat(AT_FDCWD, "./102/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./99/config" [pid 306] getdents64(3 [pid 309] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(3 [pid 818] write(1, "executing program\n", 18) = 18 [pid 309] openat(AT_FDCWD, "./102/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 818] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... close resumed>) = 0 [pid 818] <... mkdirat resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./99/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 818] mount(NULL, "./config", "configfs", 0, NULL [pid 309] fstat(4 [pid 306] rmdir("./98" [pid 818] <... mount resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... openat resumed>) = 4 [pid 818] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 818] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] fstat(4 [pid 306] <... rmdir resumed>) = 0 [pid 818] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] getdents64(4 [pid 306] mkdir("./99", 0777 [pid 309] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... mkdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] close(4 [pid 308] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] close(4 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] rmdir("./102/config" [pid 308] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... close resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] rmdir("./99/config" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 819 [pid 309] getdents64(3 [pid 308] fstat(3 [pid 307] <... rmdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 819 attached [pid 818] <... mkdirat resumed>) = 0 [pid 309] close(3 [pid 308] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 819] set_robust_list(0x55558b467760, 24 [pid 818] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] close(3 [pid 819] <... set_robust_list resumed>) = 0 [pid 818] <... symlinkat resumed>) = 0 [pid 819] rt_sigprocmask(SIG_SETMASK, [] [pid 818] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] rmdir("./102" [pid 308] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 819] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 818] <... unlinkat resumed>) = 0 [pid 819] chdir("./99" [pid 818] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 819] <... chdir resumed>) = 0 [pid 818] <... rmdir resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./99" [pid 309] mkdir("./103", 0777 [pid 308] newfstatat(AT_FDCWD, "./102/binderfs" [pid 819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 818] exit_group(0 [pid 819] <... prctl resumed>) = 0 [pid 818] <... exit_group resumed>) = ? [pid 819] setpgid(0, 0 [pid 818] +++ exited with 0 +++ [pid 309] <... mkdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] unlink("./102/binderfs" [pid 307] mkdir("./100", 0777 [pid 819] <... setpgid resumed>) = 0 [pid 819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... unlink resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=818, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 819] <... openat resumed>) = 3 [pid 819] write(3, "1000", 4) = 4 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... mkdir resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 819] close(3 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 819] <... close resumed>) = 0 [pid 819] symlink("/dev/binderfs", "./binderfs") = 0 [pid 819] write(1, "executing program\n", 18) = 18 executing program [pid 819] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 819] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 820 [pid 819] <... mount resumed>) = 0 [pid 819] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 819] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 819] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 820 attached [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 820] set_robust_list(0x55558b467760, 24 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 33.045813][ T816] Mass Storage Function, version: 2009/09/11 [ 33.053148][ T816] LUN: removable file: (no medium) [ 33.068420][ T818] Mass Storage Function, version: 2009/09/11 [ 33.074542][ T818] LUN: removable file: (no medium) [ 33.085812][ T819] Mass Storage Function, version: 2009/09/11 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 820] <... set_robust_list resumed>) = 0 [pid 819] <... mkdirat resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./102/config" [pid 819] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 821 [pid 308] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./102/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... openat resumed>) = 4 [pid 305] <... openat resumed>) = 3 [pid 308] fstat(4 [pid 305] fstat(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 305] getdents64(3 [pid 819] <... symlinkat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] getdents64(4 [pid 305] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 819] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] close(4 [pid 305] newfstatat(AT_FDCWD, "./102/binderfs" [pid 308] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rmdir("./102/config" [pid 305] unlink("./102/binderfs" [pid 819] <... unlinkat resumed>) = 0 [pid 819] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 308] <... rmdir resumed>) = 0 [pid 819] exit_group(0 [pid 305] <... unlink resumed>) = 0 [pid 308] getdents64(3 [pid 305] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 819] <... exit_group resumed>) = ? [pid 308] close(3 [pid 305] <... umount2 resumed>) = 0 [pid 820] rt_sigprocmask(SIG_SETMASK, [] [pid 819] +++ exited with 0 +++ [pid 308] <... close resumed>) = 0 [pid 305] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./102" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=819, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci2-android-5-15/strace-static-x86_64: Process 821 attached [pid 821] set_robust_list(0x55558b467760, 24) = 0 [pid 821] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rmdir resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] newfstatat(AT_FDCWD, "./102/config" [pid 308] mkdir("./103", 0777 [pid 821] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 821] chdir("./100") = 0 [pid 821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 821] setpgid(0, 0) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] openat(AT_FDCWD, "./102/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... openat resumed>) = 4 [pid 821] <... openat resumed>) = 3 [pid 821] write(3, "1000", 4) = 4 [pid 821] close(3) = 0 [pid 305] fstat(4 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 822 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(4 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 821] symlink("/dev/binderfs", "./binderfs" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 821] <... symlink resumed>) = 0 [pid 820] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 ci2-android-5-15/strace-static-x86_64: Process 822 attached [pid 305] close(4 [pid 822] set_robust_list(0x55558b467760, 24 [pid 821] write(1, "executing program\n", 18 [pid 820] chdir("./103" [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 305] rmdir("./102/config" [pid 820] <... chdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 820] <... prctl resumed>) = 0 [pid 820] setpgid(0, 0) = 0 [pid 820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] close(3 [pid 820] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 305] <... close resumed>) = 0 [pid 306] fstat(3 [pid 305] rmdir("./102" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 820] write(3, "1000", 4) = 4 [pid 820] close(3) = 0 [pid 820] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] getdents64(3 [pid 305] <... rmdir resumed>) = 0 [pid 820] write(1, "executing program\n", 18 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] mkdir("./103", 0777 [pid 306] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 820] <... write resumed>) = 18 [pid 820] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... mkdir resumed>) = 0 executing program [pid 306] newfstatat(AT_FDCWD, "./99/binderfs" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] unlink("./99/binderfs" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 821] <... write resumed>) = 18 [pid 821] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... unlink resumed>) = 0 [pid 821] <... mkdirat resumed>) = 0 [pid 820] mount(NULL, "./config", "configfs", 0, NULL [pid 306] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 823 [pid 306] <... umount2 resumed>) = 0 [pid 820] <... mount resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 306] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./99/config" [pid 821] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 820] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 821] <... mount resumed>) = 0 [pid 306] umount2("./99/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 822] <... set_robust_list resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 821] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 820] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] openat(AT_FDCWD, "./99/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 821] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 820] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... openat resumed>) = 4 [pid 821] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 820] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] fstat(4 [pid 822] chdir("./103" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 33.092048][ T819] LUN: removable file: (no medium) ci2-android-5-15/strace-static-x86_64: Process 823 attached [pid 822] <... chdir resumed>) = 0 [pid 821] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] getdents64(4 [pid 821] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 822] <... prctl resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 822] setpgid(0, 0 [pid 306] close(4 [pid 823] set_robust_list(0x55558b467760, 24 [pid 822] <... setpgid resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./99/config") = 0 [pid 821] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 820] <... mkdirat resumed>) = 0 [pid 306] getdents64(3 [pid 821] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 821] <... symlinkat resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 821] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] rmdir("./99" [pid 823] <... set_robust_list resumed>) = 0 [pid 821] <... unlinkat resumed>) = 0 [pid 820] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... rmdir resumed>) = 0 [pid 822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 821] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] mkdir("./100", 0777 [pid 822] <... openat resumed>) = 3 [pid 821] <... rmdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 822] write(3, "1000", 4 [pid 821] exit_group(0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 822] <... write resumed>) = 4 [pid 821] <... exit_group resumed>) = ? [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 822] close(3 [pid 821] +++ exited with 0 +++ [pid 822] <... close resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 822] symlink("/dev/binderfs", "./binderfs" [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 824 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 822] <... symlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 824 attached [pid 824] set_robust_list(0x55558b467760, 24) = 0 [pid 822] write(1, "executing program\n", 18 executing program [pid 823] rt_sigprocmask(SIG_SETMASK, [] [pid 822] <... write resumed>) = 18 [pid 820] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 822] mkdirat(AT_FDCWD, "./config", 0777 [pid 823] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 820] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 824] chdir("./100") = 0 [pid 824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 822] <... mkdirat resumed>) = 0 [pid 823] chdir("./103" [pid 822] mount(NULL, "./config", "configfs", 0, NULL [pid 820] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 823] <... chdir resumed>) = 0 [pid 824] setpgid(0, 0) = 0 [pid 823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 822] <... mount resumed>) = 0 [pid 820] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... restart_syscall resumed>) = 0 [pid 823] <... prctl resumed>) = 0 [pid 823] setpgid(0, 0 [pid 824] <... openat resumed>) = 3 [pid 823] <... setpgid resumed>) = 0 [pid 307] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./100/binderfs") = 0 [pid 307] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 824] write(3, "1000", 4 [pid 823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./100/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./100/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 823] <... openat resumed>) = 3 [pid 824] <... write resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./100/config" [pid 824] close(3 [pid 823] write(3, "1000", 4 [pid 307] <... rmdir resumed>) = 0 [pid 823] <... write resumed>) = 4 [pid 307] getdents64(3 [pid 824] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 823] close(3 [pid 824] symlink("/dev/binderfs", "./binderfs" [pid 823] <... close resumed>) = 0 [pid 307] rmdir("./100" [pid 824] <... symlink resumed>) = 0 [pid 823] symlink("/dev/binderfs", "./binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 307] mkdir("./101", 0777 [pid 824] write(1, "executing program\n", 18 [pid 823] <... symlink resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 824] <... write resumed>) = 18 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 823] write(1, "executing program\n", 18 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 executing program executing program [pid 824] mkdirat(AT_FDCWD, "./config", 0777 [pid 823] <... write resumed>) = 18 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 824] <... mkdirat resumed>) = 0 [pid 823] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 825 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 822] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 824] mount(NULL, "./config", "configfs", 0, NULL [pid 823] <... mkdirat resumed>) = 0 [pid 823] mount(NULL, "./config", "configfs", 0, NULL [pid 822] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 823] <... mount resumed>) = 0 [pid 822] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 823] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 824] <... mount resumed>) = 0 [pid 822] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 825 attached [pid 824] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 823] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 824] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 823] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 824] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 823] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 824] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 823] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 824] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 825] set_robust_list(0x55558b467760, 24) = 0 [pid 825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 825] chdir("./101") = 0 [pid 825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 824] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 823] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 820] <... rmdir resumed>) = 0 [pid 824] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 823] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 822] <... mkdirat resumed>) = 0 [pid 820] exit_group(0 [pid 824] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 820] <... exit_group resumed>) = ? [pid 823] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 825] setpgid(0, 0) = 0 [pid 820] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=820, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 823] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 824] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 822] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 824] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 823] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 824] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 823] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 824] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 823] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 824] exit_group(0 [pid 823] exit_group(0 [pid 824] <... exit_group resumed>) = ? [pid 823] <... exit_group resumed>) = ? [pid 824] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 823] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 822] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 822] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 825] <... openat resumed>) = 3 [pid 822] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 825] write(3, "1000", 4 [pid 822] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 825] <... write resumed>) = 4 [pid 822] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 825] close(3 [pid 822] exit_group(0 [pid 825] <... close resumed>) = 0 [pid 309] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 825] symlink("/dev/binderfs", "./binderfs" [pid 822] <... exit_group resumed>) = ? [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 306] fstat(3 [pid 825] <... symlink resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 825] write(1, "executing program\n", 18 [pid 309] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 825] <... write resumed>) = 18 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./103/binderfs" [pid 306] newfstatat(AT_FDCWD, "./100/binderfs" [pid 825] mkdirat(AT_FDCWD, "./config", 0777 [pid 822] +++ exited with 0 +++ [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./103/binderfs" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] unlink("./100/binderfs" [pid 309] <... unlink resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... unlink resumed>) = 0 [pid 309] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 309] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 825] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 825] mount(NULL, "./config", "configfs", 0, NULL [pid 309] newfstatat(AT_FDCWD, "./103/config" [pid 306] newfstatat(AT_FDCWD, "./100/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 825] <... mount resumed>) = 0 [pid 309] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./100/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 825] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./103/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./100/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 825] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 825] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] fstat(4 [pid 306] fstat(4 [pid 825] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 33.118486][ T820] Mass Storage Function, version: 2009/09/11 [ 33.125348][ T820] LUN: removable file: (no medium) [ 33.141636][ T822] Mass Storage Function, version: 2009/09/11 [ 33.148372][ T822] LUN: removable file: (no medium) [ 33.162539][ T825] Mass Storage Function, version: 2009/09/11 [pid 305] <... restart_syscall resumed>) = 0 [pid 825] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] getdents64(4 [pid 306] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 305] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(4 [pid 305] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... close resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 825] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rmdir("./100/config" [pid 305] fstat(3 [pid 825] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] close(4 [pid 308] <... openat resumed>) = 3 [pid 825] <... symlinkat resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] fstat(3 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 825] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] rmdir("./103/config" [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 825] <... unlinkat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 305] getdents64(3 [pid 825] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 825] <... rmdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] close(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 825] exit_group(0 [pid 309] close(3 [pid 825] <... exit_group resumed>) = ? [pid 309] <... close resumed>) = 0 [pid 308] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 305] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 825] +++ exited with 0 +++ [pid 309] rmdir("./103" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... rmdir resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./103/binderfs" [pid 306] rmdir("./100" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] mkdir("./104", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=825, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] <... mkdir resumed>) = 0 [pid 308] unlink("./103/binderfs" [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... rmdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./103/binderfs" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] <... unlink resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] mkdir("./101", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] unlink("./103/binderfs" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 826 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 826 attached [pid 826] set_robust_list(0x55558b467760, 24 [pid 306] <... mkdir resumed>) = 0 [pid 826] <... set_robust_list resumed>) = 0 [pid 826] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... unlink resumed>) = 0 [pid 308] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 826] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 826] chdir("./104" [pid 308] newfstatat(AT_FDCWD, "./103/config" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 826] <... chdir resumed>) = 0 [pid 826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 826] setpgid(0, 0) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 826] write(3, "1000", 4) = 4 [pid 826] close(3) = 0 [pid 308] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 826] symlink("/dev/binderfs", "./binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 827 [pid 308] openat(AT_FDCWD, "./103/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 826] <... symlink resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] newfstatat(AT_FDCWD, "./103/config" [pid 308] fstat(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(4 [pid 305] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 826] write(1, "executing program\n", 18 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 826] <... write resumed>) = 18 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 executing program [pid 305] openat(AT_FDCWD, "./103/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] close(4 [pid 826] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... close resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 308] rmdir("./103/config" [pid 305] fstat(4 [pid 826] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 305] getdents64(4 [pid 826] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] close(3 [pid 305] getdents64(4 [pid 308] <... close resumed>) = 0 [pid 826] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] rmdir("./103" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 826] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 826] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 826] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 827 attached [pid 308] <... rmdir resumed>) = 0 [pid 307] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(4 [pid 827] set_robust_list(0x55558b467760, 24 [pid 308] mkdir("./104", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... close resumed>) = 0 [pid 827] <... set_robust_list resumed>) = 0 [pid 826] <... mkdirat resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rmdir("./103/config" [pid 826] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... openat resumed>) = 3 [pid 826] <... symlinkat resumed>) = 0 [pid 826] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 307] fstat(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] getdents64(3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 826] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 826] exit_group(0) = ? [pid 827] rt_sigprocmask(SIG_SETMASK, [] [pid 826] +++ exited with 0 +++ [pid 307] getdents64(3 [pid 305] close(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 828 ci2-android-5-15/strace-static-x86_64: Process 828 attached [pid 828] set_robust_list(0x55558b467760, 24 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... close resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 827] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rmdir("./103" [pid 828] <... set_robust_list resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./101/binderfs" [pid 828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 828] chdir("./104") = 0 [pid 305] <... rmdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] mkdir("./104", 0777 [pid 307] unlink("./101/binderfs" [pid 828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 828] setpgid(0, 0) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... unlink resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 828] <... openat resumed>) = 3 [pid 307] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 828] write(3, "1000", 4 [pid 307] <... umount2 resumed>) = 0 [pid 828] <... write resumed>) = 4 [pid 828] close(3) = 0 [pid 828] symlink("/dev/binderfs", "./binderfs") = 0 [pid 307] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 828] write(1, "executing program\n", 18 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 829 [pid 307] newfstatat(AT_FDCWD, "./101/config" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 827] chdir("./101" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 828] <... write resumed>) = 18 executing program [pid 307] openat(AT_FDCWD, "./101/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 827] <... chdir resumed>) = 0 [pid 828] mkdirat(AT_FDCWD, "./config", 0777 [pid 827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... openat resumed>) = 4 [pid 828] <... mkdirat resumed>) = 0 [pid 827] <... prctl resumed>) = 0 [pid 307] fstat(4 [pid 828] mount(NULL, "./config", "configfs", 0, NULL [pid 827] setpgid(0, 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 828] <... mount resumed>) = 0 [pid 827] <... setpgid resumed>) = 0 [pid 307] getdents64(4 [pid 828] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 828] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 828] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] getdents64(4 [pid 828] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] close(4 [pid 828] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 829 attached [pid 827] <... openat resumed>) = 3 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] rmdir("./101/config" [pid 827] write(3, "1000", 4 [pid 829] set_robust_list(0x55558b467760, 24 [pid 827] <... write resumed>) = 4 [pid 307] <... rmdir resumed>) = 0 [pid 827] close(3 [pid 309] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW [pid 829] <... set_robust_list resumed>) = 0 [pid 827] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(3 [pid 827] symlink("/dev/binderfs", "./binderfs" [pid 309] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 307] close(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... close resumed>) = 0 [pid 828] <... mkdirat resumed>) = 0 [pid 309] getdents64(3 [pid 307] rmdir("./101" [pid 827] <... symlink resumed>) = 0 [pid 828] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 828] <... symlinkat resumed>) = 0 [pid 828] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rmdir resumed>) = 0 [pid 827] write(1, "executing program\n", 18 [pid 829] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] mkdir("./102", 0777 [pid 829] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 827] <... write resumed>) = 18 [pid 309] newfstatat(AT_FDCWD, "./104/binderfs" [pid 828] <... unlinkat resumed>) = 0 [pid 828] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 828] exit_group(0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 829] chdir("./104" [pid 827] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] unlink("./104/binderfs" [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 828] <... exit_group resumed>) = ? executing program [pid 829] <... chdir resumed>) = 0 [pid 828] +++ exited with 0 +++ [pid 827] <... mkdirat resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 827] mount(NULL, "./config", "configfs", 0, NULL [pid 309] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = 0 [pid 829] <... prctl resumed>) = 0 [pid 829] setpgid(0, 0) = 0 [pid 829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 309] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 827] <... mount resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 827] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 830 ci2-android-5-15/strace-static-x86_64: Process 830 attached [pid 827] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] newfstatat(AT_FDCWD, "./104/config" [pid 827] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 827] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 830] set_robust_list(0x55558b467760, 24 [pid 827] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 830] <... set_robust_list resumed>) = 0 [pid 829] write(3, "1000", 4) = 4 [ 33.168762][ T825] LUN: removable file: (no medium) [ 33.184931][ T826] Mass Storage Function, version: 2009/09/11 [ 33.191067][ T826] LUN: removable file: (no medium) [ 33.204271][ T828] Mass Storage Function, version: 2009/09/11 [ 33.210838][ T828] LUN: removable file: (no medium) [pid 829] close(3) = 0 [pid 829] symlink("/dev/binderfs", "./binderfs") = 0 [pid 829] write(1, "executing program\n", 18) = 18 executing program [pid 829] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 829] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 829] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... restart_syscall resumed>) = 0 [pid 830] rt_sigprocmask(SIG_SETMASK, [] [pid 309] openat(AT_FDCWD, "./104/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 830] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 829] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 4 [pid 829] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 829] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] fstat(4 [pid 308] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW [pid 830] chdir("./102" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 830] <... chdir resumed>) = 0 [pid 309] getdents64(4 [pid 830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 830] <... prctl resumed>) = 0 [pid 827] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... openat resumed>) = 3 [pid 830] setpgid(0, 0 [pid 829] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(4 [pid 308] fstat(3 [pid 830] <... setpgid resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 829] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 829] <... symlinkat resumed>) = 0 [pid 309] close(4 [pid 308] getdents64(3 [pid 829] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 830] <... openat resumed>) = 3 [pid 829] <... unlinkat resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 830] write(3, "1000", 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 830] <... write resumed>) = 4 [pid 827] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] rmdir("./104/config" [pid 308] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 830] close(3 [pid 829] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 830] <... close resumed>) = 0 [pid 309] getdents64(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 830] symlink("/dev/binderfs", "./binderfs" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] newfstatat(AT_FDCWD, "./104/binderfs" [pid 829] exit_group(0) = ? [pid 830] <... symlink resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 830] write(1, "executing program\n", 18 [pid 309] close(3 [pid 308] unlink("./104/binderfs" [pid 830] <... write resumed>) = 18 [pid 827] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... close resumed>) = 0 executing program [pid 830] mkdirat(AT_FDCWD, "./config", 0777 [pid 829] +++ exited with 0 +++ [pid 827] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] rmdir("./104" [pid 308] <... unlink resumed>) = 0 [pid 827] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 827] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 830] <... mkdirat resumed>) = 0 [pid 308] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 827] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... rmdir resumed>) = 0 [pid 827] exit_group(0 [pid 309] mkdir("./105", 0777 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 827] <... exit_group resumed>) = ? [pid 308] <... umount2 resumed>) = 0 [pid 830] mount(NULL, "./config", "configfs", 0, NULL [pid 827] +++ exited with 0 +++ [pid 309] <... mkdir resumed>) = 0 [pid 308] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 830] <... mount resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 830] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 830] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] newfstatat(AT_FDCWD, "./104/config" [pid 830] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 830] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./104/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 830] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./104/config") = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./104") = 0 [pid 308] mkdir("./105", 0777) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 831 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 832 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 831 attached [pid 306] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW [pid 831] set_robust_list(0x55558b467760, 24 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 831] <... set_robust_list resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] fstat(3 [pid 831] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 3 [pid 831] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] getdents64(3 [pid 305] fstat(3 [pid 831] chdir("./105" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 831] <... chdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./101/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 831] setpgid(0, 0) = 0 [pid 831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 831] write(3, "1000", 4) = 4 [pid 831] close(3ci2-android-5-15/strace-static-x86_64: Process 832 attached ) = 0 [pid 832] set_robust_list(0x55558b467760, 24 [pid 831] symlink("/dev/binderfs", "./binderfs") = 0 [pid 832] <... set_robust_list resumed>) = 0 [pid 832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 832] chdir("./105") = 0 [pid 832] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 831] write(1, "executing program\n", 18 [pid 832] <... prctl resumed>) = 0 [pid 831] <... write resumed>) = 18 [pid 832] setpgid(0, 0 [pid 831] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 306] unlink("./101/binderfs" [pid 832] <... setpgid resumed>) = 0 [pid 831] <... mkdirat resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./104/binderfs" [pid 832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 831] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] unlink("./104/binderfs" [pid 306] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 832] <... openat resumed>) = 3 [pid 831] <... mount resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... unlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./101/config" [pid 305] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 832] write(3, "1000", 4 [pid 831] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... umount2 resumed>) = 0 [pid 306] umount2("./101/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 832] <... write resumed>) = 4 [pid 831] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./101/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] newfstatat(AT_FDCWD, "./104/config" [pid 306] <... openat resumed>) = 4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] fstat(4 [pid 305] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 832] close(3 [pid 831] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(4 [pid 832] <... close resumed>) = 0 [pid 831] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] openat(AT_FDCWD, "./104/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 832] symlink("/dev/binderfs", "./binderfs" [pid 831] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] getdents64(4 [pid 305] <... openat resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] fstat(4 [pid 306] close(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 832] <... symlink resumed>) = 0 [pid 306] <... close resumed>) = 0 executing program [pid 832] write(1, "executing program\n", 18) = 18 [pid 306] rmdir("./101/config" [pid 305] getdents64(4 [pid 832] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(3 [pid 305] getdents64(4 [pid 832] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 832] <... mount resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 832] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 306] close(3 [pid 305] close(4 [pid 832] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 306] rmdir("./101" [pid 305] rmdir("./104/config" [pid 832] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 831] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 831] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 306] <... rmdir resumed>) = 0 [pid 831] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 832] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 831] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] mkdir("./102", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 832] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 831] <... rmdir resumed>) = 0 [pid 831] exit_group(0) = ? [pid 832] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 831] +++ exited with 0 +++ [pid 306] <... mkdir resumed>) = 0 [pid 305] getdents64(3 [pid 830] <... mkdirat resumed>) = 0 [pid 830] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 832] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 830] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 832] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 832] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] close(3 [pid 832] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 830] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 830] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 830] exit_group(0) = ? [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 833 [pid 305] <... close resumed>) = 0 [pid 832] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 832] exit_group(0 [pid 830] +++ exited with 0 +++ [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rmdir("./104" [pid 832] <... exit_group resumed>) = ? [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 833 attached [pid 833] set_robust_list(0x55558b467760, 24) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] mkdir("./105", 0777 [pid 833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 833] chdir("./102") = 0 [pid 833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 833] setpgid(0, 0) = 0 [pid 832] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 833] <... openat resumed>) = 3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 833] write(3, "1000", 4) = 4 [pid 833] close(3) = 0 [pid 833] symlink("/dev/binderfs", "./binderfs" [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 834 [pid 307] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 833] <... symlink resumed>) = 0 [pid 307] getdents64(3 [pid 833] write(1, "executing program\n", 18) = 18 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 executing program [pid 307] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 833] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 833] <... mkdirat resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./102/binderfs" [pid 833] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./102/binderfs" [pid 833] <... mount resumed>) = 0 [pid 833] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... unlink resumed>) = 0 [ 33.221368][ T827] Mass Storage Function, version: 2009/09/11 [ 33.227788][ T827] LUN: removable file: (no medium) [ 33.240606][ T830] Mass Storage Function, version: 2009/09/11 [ 33.248754][ T830] LUN: removable file: (no medium) [pid 833] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 833] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777ci2-android-5-15/strace-static-x86_64: Process 834 attached ) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = 0 [pid 833] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./102/config" [pid 834] set_robust_list(0x55558b467760, 24 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 308] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./105/binderfs") = 0 [pid 308] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 834] <... set_robust_list resumed>) = 0 [pid 834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 834] chdir("./105") = 0 [pid 834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... restart_syscall resumed>) = 0 [pid 308] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./105/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./105/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./105/config" [pid 834] setpgid(0, 0 [pid 308] <... rmdir resumed>) = 0 [pid 834] <... setpgid resumed>) = 0 [pid 308] getdents64(3 [pid 834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 834] <... openat resumed>) = 3 [pid 308] close(3 [pid 307] openat(AT_FDCWD, "./102/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 834] write(3, "1000", 4 [pid 833] <... mkdirat resumed>) = 0 [pid 309] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 834] <... write resumed>) = 4 [pid 833] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rmdir("./105" [pid 307] <... openat resumed>) = 4 [pid 834] close(3 [pid 833] <... symlinkat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... rmdir resumed>) = 0 [pid 307] fstat(4 [pid 834] <... close resumed>) = 0 [pid 833] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... openat resumed>) = 3 [pid 308] mkdir("./106", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 834] symlink("/dev/binderfs", "./binderfs" [pid 833] <... unlinkat resumed>) = 0 [pid 309] fstat(3 [pid 308] <... mkdir resumed>) = 0 [pid 307] getdents64(4 [pid 834] <... symlink resumed>) = 0 [pid 833] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 834] write(1, "executing program\n", 18 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 834] <... write resumed>) = 18 [pid 309] getdents64(3 executing program [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] getdents64(4ci2-android-5-15/strace-static-x86_64: Process 835 attached [pid 834] mkdirat(AT_FDCWD, "./config", 0777 [pid 833] <... rmdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 835] set_robust_list(0x55558b467760, 24 [pid 834] <... mkdirat resumed>) = 0 [pid 833] exit_group(0 [pid 309] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 835 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 834] mount(NULL, "./config", "configfs", 0, NULL [pid 833] <... exit_group resumed>) = ? [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 834] <... mount resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./105/binderfs" [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] close(4 [pid 834] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 834] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] unlink("./105/binderfs" [pid 307] <... close resumed>) = 0 [pid 834] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] <... unlink resumed>) = 0 [pid 307] rmdir("./102/config" [pid 309] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 834] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 835] <... set_robust_list resumed>) = 0 [pid 833] +++ exited with 0 +++ [pid 309] <... umount2 resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 309] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=833, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] newfstatat(AT_FDCWD, "./105/config" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] close(3 [pid 309] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 835] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./102" [pid 306] <... restart_syscall resumed>) = 0 [pid 309] openat(AT_FDCWD, "./105/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 834] <... mkdirat resumed>) = 0 [pid 834] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 309] <... openat resumed>) = 4 [pid 307] <... rmdir resumed>) = 0 [pid 309] fstat(4 [pid 834] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] mkdir("./103", 0777 [pid 834] <... unlinkat resumed>) = 0 [pid 309] getdents64(4 [pid 306] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW [pid 834] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 834] exit_group(0 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] getdents64(4 [pid 306] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] close(4 [pid 306] <... openat resumed>) = 3 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 835] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 834] <... exit_group resumed>) = ? [pid 309] <... close resumed>) = 0 [pid 834] +++ exited with 0 +++ [pid 306] fstat(3 [pid 309] rmdir("./105/config" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 836 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 836 attached [pid 836] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] getdents64(3 [pid 309] getdents64(3 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] close(3 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./105" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 836] chdir("./103") = 0 [pid 836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... rmdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./102/binderfs" [pid 309] mkdir("./106", 0777 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 836] <... prctl resumed>) = 0 [pid 836] setpgid(0, 0) = 0 [pid 836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... mkdir resumed>) = 0 [pid 306] unlink("./102/binderfs" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 836] <... openat resumed>) = 3 [pid 306] <... unlink resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 836] write(3, "1000", 4) = 4 [pid 836] close(3) = 0 [pid 836] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... umount2 resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 837 [pid 306] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 836] write(1, "executing program\n", 18 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] newfstatat(AT_FDCWD, "./102/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 836] <... write resumed>) = 18 [pid 306] umount2("./102/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 836] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 836] <... mkdirat resumed>) = 0 [pid 835] chdir("./106" [pid 306] openat(AT_FDCWD, "./102/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 837 attached ) = 4 [pid 835] <... chdir resumed>) = 0 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] getdents64(4 [pid 835] <... prctl resumed>) = 0 [pid 837] set_robust_list(0x55558b467760, 24 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 835] setpgid(0, 0 [pid 306] getdents64(4 [pid 837] <... set_robust_list resumed>) = 0 [pid 835] <... setpgid resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 837] rt_sigprocmask(SIG_SETMASK, [] [pid 306] close(4 [pid 837] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./102/config" [pid 835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 836] mount(NULL, "./config", "configfs", 0, NULL [pid 837] chdir("./106") = 0 [pid 837] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... rmdir resumed>) = 0 [pid 837] <... prctl resumed>) = 0 [pid 306] getdents64(3 [pid 837] setpgid(0, 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 835] <... openat resumed>) = 3 [pid 306] close(3 [pid 837] <... setpgid resumed>) = 0 [pid 835] write(3, "1000", 4 [pid 306] <... close resumed>) = 0 [pid 836] <... mount resumed>) = 0 [pid 306] rmdir("./102" [pid 836] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 835] <... write resumed>) = 4 [pid 837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... rmdir resumed>) = 0 [pid 836] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 835] close(3 [pid 306] mkdir("./103", 0777 [pid 837] <... openat resumed>) = 3 [pid 837] write(3, "1000", 4) = 4 [pid 837] close(3) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 836] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 835] <... close resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 837] symlink("/dev/binderfs", "./binderfs" [pid 835] symlink("/dev/binderfs", "./binderfs" [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 836] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 837] <... symlink resumed>) = 0 [pid 837] write(1, "executing program\n", 18) = 18 [pid 837] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 838 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 836] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 835] <... symlink resumed>) = 0 [pid 837] <... mkdirat resumed>) = 0 [pid 837] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 837] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 837] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 837] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... restart_syscall resumed>) = 0 executing program [pid 835] write(1, "executing program\n", 18ci2-android-5-15/strace-static-x86_64: Process 838 attached ) = 18 [pid 305] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW [pid 838] set_robust_list(0x55558b467760, 24 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 835] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 305] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 838] <... set_robust_list resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 838] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 838] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 838] chdir("./103" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./105/binderfs" [pid 835] <... mkdirat resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./105/binderfs" [pid 835] mount(NULL, "./config", "configfs", 0, NULL [pid 838] <... chdir resumed>) = 0 [pid 838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 838] setpgid(0, 0) = 0 [pid 305] <... unlink resumed>) = 0 [pid 838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 835] <... mount resumed>) = 0 [pid 305] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 835] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... umount2 resumed>) = 0 [pid 838] <... openat resumed>) = 3 [pid 835] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 838] write(3, "1000", 4 [pid 835] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 838] <... write resumed>) = 4 [pid 305] newfstatat(AT_FDCWD, "./105/config" [pid 835] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 838] close(3) = 0 [pid 835] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 838] symlink("/dev/binderfs", "./binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 838] <... symlink resumed>) = 0 [pid 305] openat(AT_FDCWD, "./105/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 838] write(1, "executing program\n", 18) = 18 executing program [ 33.268336][ T833] Mass Storage Function, version: 2009/09/11 [ 33.274939][ T833] LUN: removable file: (no medium) [ 33.285630][ T834] Mass Storage Function, version: 2009/09/11 [ 33.291996][ T834] LUN: removable file: (no medium) [ 33.308104][ T836] Mass Storage Function, version: 2009/09/11 [pid 838] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 305] <... openat resumed>) = 4 [pid 838] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 838] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 838] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 838] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 837] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 837] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 837] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 837] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 305] getdents64(4 [pid 837] exit_group(0) = ? [pid 837] +++ exited with 0 +++ [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 836] <... mkdirat resumed>) = 0 [pid 836] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 836] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 836] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./106/binderfs") = 0 [pid 309] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(4) = 0 [pid 305] rmdir("./105/config") = 0 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 838] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 835] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 838] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 835] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] newfstatat(AT_FDCWD, "./106/config" [pid 305] close(3 [pid 838] <... symlinkat resumed>) = 0 [pid 835] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... close resumed>) = 0 [pid 838] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 836] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 305] rmdir("./105" [pid 838] <... unlinkat resumed>) = 0 [pid 836] exit_group(0) = ? [pid 305] <... rmdir resumed>) = 0 [pid 838] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 838] <... rmdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] mkdir("./106", 0777 [pid 838] exit_group(0 [pid 836] +++ exited with 0 +++ [pid 305] <... mkdir resumed>) = 0 [pid 838] <... exit_group resumed>) = ? [pid 309] openat(AT_FDCWD, "./106/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 835] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=836, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 835] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 838] +++ exited with 0 +++ [pid 835] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... openat resumed>) = 4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] fstat(4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 835] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 835] exit_group(0) = ? [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 839 [pid 309] getdents64(4 [pid 835] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=835, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 839 attached [pid 839] set_robust_list(0x55558b467760, 24) = 0 [pid 309] getdents64(4 [pid 839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 839] chdir("./106") = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 839] setpgid(0, 0) = 0 [pid 839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] close(4) = 0 [pid 309] rmdir("./106/config" [pid 839] <... openat resumed>) = 3 [pid 839] write(3, "1000", 4) = 4 [pid 839] close(3 [pid 309] <... rmdir resumed>) = 0 [pid 839] <... close resumed>) = 0 [pid 839] symlink("/dev/binderfs", "./binderfs" [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 839] <... symlink resumed>) = 0 executing program [pid 839] write(1, "executing program\n", 18) = 18 [pid 839] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] close(3) = 0 [pid 839] <... mkdirat resumed>) = 0 [pid 309] rmdir("./106" [pid 839] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 839] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 839] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] mkdir("./107", 0777 [pid 839] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 839] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 307] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 307] fstat(3 [pid 306] fstat(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] newfstatat(AT_FDCWD, "./103/binderfs" [pid 306] newfstatat(AT_FDCWD, "./103/binderfs" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] unlink("./103/binderfs" [pid 306] unlink("./103/binderfs"ci2-android-5-15/strace-static-x86_64: Process 840 attached [pid 839] <... mkdirat resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 308] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 840 [pid 306] <... unlink resumed>) = 0 [pid 307] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 840] set_robust_list(0x55558b467760, 24 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 840] <... set_robust_list resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = 0 [pid 306] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = 0 [pid 840] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 840] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./103/config" [pid 840] chdir("./107" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./103/config" [pid 840] <... chdir resumed>) = 0 [pid 307] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 840] <... prctl resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 840] setpgid(0, 0 [pid 306] umount2("./103/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 840] <... setpgid resumed>) = 0 [pid 307] openat(AT_FDCWD, "./103/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 839] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./103/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] fstat(4 [pid 839] <... symlinkat resumed>) = 0 [pid 308] fstat(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 4 [pid 307] getdents64(4 [pid 306] fstat(4 [pid 839] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 840] <... openat resumed>) = 3 [pid 839] <... unlinkat resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 839] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] getdents64(3 [pid 307] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 840] write(3, "1000", 4 [pid 839] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 839] exit_group(0 [pid 308] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 840] <... write resumed>) = 4 [pid 839] <... exit_group resumed>) = ? [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./103/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 840] close(3 [pid 839] +++ exited with 0 +++ [pid 308] newfstatat(AT_FDCWD, "./106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./106/binderfs" [pid 840] <... close resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] close(4 [pid 840] symlink("/dev/binderfs", "./binderfs" [pid 308] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 308] <... umount2 resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] rmdir("./103/config" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] newfstatat(AT_FDCWD, "./106/config" [pid 307] close(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./106/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 840] <... symlink resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 307] rmdir("./103" [pid 840] write(1, "executing program\n", 18 [pid 308] fstat(4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 840] <... write resumed>) = 18 [pid 308] getdents64(4 [pid 307] mkdir("./104", 0777 [pid 840] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./106/config") = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] rmdir("./103" [pid 308] getdents64(3 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 executing program [pid 308] rmdir("./106" [pid 840] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 840] mount(NULL, "./config", "configfs", 0, NULL [pid 308] mkdir("./107", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] mkdir("./104", 0777 [pid 840] <... mount resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 842 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 841 attached [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 841 [pid 306] <... mkdir resumed>) = 0 [pid 305] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW [pid 840] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 840] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 33.317800][ T836] LUN: removable file: (no medium) [ 33.325376][ T835] Mass Storage Function, version: 2009/09/11 [ 33.331595][ T835] LUN: removable file: (no medium) [ 33.344859][ T839] Mass Storage Function, version: 2009/09/11 [ 33.351216][ T839] LUN: removable file: (no medium) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 840] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 841] set_robust_list(0x55558b467760, 24) = 0 [pid 841] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 841] chdir("./104") = 0 [pid 841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] <... openat resumed>) = 3 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 843 [pid 305] fstat(3 [pid 840] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 840] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(3 [pid 841] setpgid(0, 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 841] <... setpgid resumed>) = 0 [pid 305] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 841] <... openat resumed>) = 3 [pid 841] write(3, "1000", 4) = 4 [pid 841] close(3) = 0 [pid 841] symlink("/dev/binderfs", "./binderfs") = 0 ci2-android-5-15/strace-static-x86_64: Process 842 attached [pid 842] set_robust_list(0x55558b467760, 24) = 0 [pid 842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 842] chdir("./107" [pid 841] write(1, "executing program\n", 18 [pid 842] <... chdir resumed>) = 0 [pid 841] <... write resumed>) = 18 [pid 841] mkdirat(AT_FDCWD, "./config", 0777 [pid 842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 841] <... mkdirat resumed>) = 0 [pid 842] setpgid(0, 0) = 0 executing program [pid 305] newfstatat(AT_FDCWD, "./106/binderfs" [pid 842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 842] <... openat resumed>) = 3 [pid 305] unlink("./106/binderfs" [pid 842] write(3, "1000", 4) = 4 [pid 842] close(3) = 0 [pid 842] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] <... unlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 843 attached [pid 842] write(1, "executing program\n", 18) = 18 executing program [pid 842] mkdirat(AT_FDCWD, "./config", 0777 [pid 843] set_robust_list(0x55558b467760, 24 [pid 842] <... mkdirat resumed>) = 0 [pid 305] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 842] mount(NULL, "./config", "configfs", 0, NULL [pid 841] mount(NULL, "./config", "configfs", 0, NULL [pid 842] <... mount resumed>) = 0 [pid 842] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 841] <... mount resumed>) = 0 [pid 842] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 841] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 842] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 841] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 842] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 841] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 842] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 841] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 841] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... umount2 resumed>) = 0 [pid 842] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 842] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 842] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 842] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 842] exit_group(0) = ? [pid 843] <... set_robust_list resumed>) = 0 [pid 842] +++ exited with 0 +++ [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 840] <... mkdirat resumed>) = 0 [pid 840] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 840] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 840] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... restart_syscall resumed>) = 0 [pid 308] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./106/config" [pid 308] unlink("./107/binderfs") = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 843] rt_sigprocmask(SIG_SETMASK, [] [pid 305] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 843] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] openat(AT_FDCWD, "./106/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 843] chdir("./104" [pid 305] <... openat resumed>) = 4 [pid 843] <... chdir resumed>) = 0 [pid 305] fstat(4 [pid 843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 843] <... prctl resumed>) = 0 [pid 305] getdents64(4 [pid 308] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 843] setpgid(0, 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./107/config" [pid 305] getdents64(4 [pid 843] <... setpgid resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] close(4 [pid 843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... close resumed>) = 0 [pid 308] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./106/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./107/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 308] getdents64(4 [pid 843] <... openat resumed>) = 3 [pid 305] getdents64(3 [pid 843] write(3, "1000", 4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] getdents64(4 [pid 305] close(3 [pid 843] <... write resumed>) = 4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 843] close(3 [pid 305] <... close resumed>) = 0 [pid 308] close(4 [pid 305] rmdir("./106" [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./107/config") = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3 [pid 305] <... rmdir resumed>) = 0 [pid 843] <... close resumed>) = 0 [pid 305] mkdir("./107", 0777 [pid 308] <... close resumed>) = 0 [pid 308] rmdir("./107") = 0 [pid 308] mkdir("./108", 0777 [pid 843] symlink("/dev/binderfs", "./binderfs" [pid 308] <... mkdir resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 843] <... symlink resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 843] write(1, "executing program\n", 18 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 844 attached executing program [pid 843] <... write resumed>) = 18 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 844 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 844] set_robust_list(0x55558b467760, 24 [pid 843] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 845 ci2-android-5-15/strace-static-x86_64: Process 845 attached [pid 845] set_robust_list(0x55558b467760, 24 [pid 843] <... mkdirat resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 843] mount(NULL, "./config", "configfs", 0, NULL [pid 845] <... set_robust_list resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 843] <... mount resumed>) = 0 [pid 845] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 845] chdir("./107") = 0 [pid 845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 845] setpgid(0, 0) = 0 [pid 845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 843] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 844] <... set_robust_list resumed>) = 0 [pid 845] <... openat resumed>) = 3 [pid 845] write(3, "1000", 4) = 4 [pid 843] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 845] close(3) = 0 [pid 845] symlink("/dev/binderfs", "./binderfs" [pid 843] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 845] <... symlink resumed>) = 0 executing program [pid 845] write(1, "executing program\n", 18) = 18 [pid 840] <... rmdir resumed>) = 0 [pid 840] exit_group(0 [pid 843] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 840] <... exit_group resumed>) = ? [pid 844] rt_sigprocmask(SIG_SETMASK, [] [pid 843] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 840] +++ exited with 0 +++ [pid 845] mkdirat(AT_FDCWD, "./config", 0777 [pid 841] <... mkdirat resumed>) = 0 [pid 841] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 841] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 841] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 845] <... mkdirat resumed>) = 0 [pid 845] mount(NULL, "./config", "configfs", 0, NULL [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=840, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 845] <... mount resumed>) = 0 [pid 845] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 845] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 845] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 845] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 844] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 844] chdir("./108" [pid 309] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 844] <... chdir resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 844] setpgid(0, 0 [pid 309] fstat(3 [pid 844] <... setpgid resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./107/binderfs" [pid 844] <... openat resumed>) = 3 [pid 844] write(3, "1000", 4) = 4 [pid 844] close(3) = 0 [pid 309] <... unlink resumed>) = 0 [pid 844] symlink("/dev/binderfs", "./binderfs" [pid 309] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 309] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./107/config" [pid 844] <... symlink resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 844] write(1, "executing program\n", 18 [pid 309] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 844] <... write resumed>) = 18 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./107/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 executing program [pid 309] fstat(4 [pid 844] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./107/config" [pid 844] <... mkdirat resumed>) = 0 [pid 844] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./107" [pid 844] <... mount resumed>) = 0 [pid 844] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 844] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 844] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] mkdir("./108", 0777) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 846 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 846 attached [pid 845] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 841] <... rmdir resumed>) = 0 [ 33.367702][ T840] Mass Storage Function, version: 2009/09/11 [ 33.375258][ T840] LUN: removable file: (no medium) [ 33.382366][ T841] Mass Storage Function, version: 2009/09/11 [ 33.395023][ T841] LUN: removable file: (no medium) [ 33.404262][ T843] Mass Storage Function, version: 2009/09/11 [ 33.415727][ T843] LUN: removable file: (no medium) [pid 846] set_robust_list(0x55558b467760, 24) = 0 [pid 846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 846] chdir("./108") = 0 [pid 846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 845] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 841] exit_group(0 [pid 843] <... mkdirat resumed>) = 0 [pid 846] setpgid(0, 0) = 0 [pid 846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 846] write(3, "1000", 4 [pid 845] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 841] <... exit_group resumed>) = ? [pid 845] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 843] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 846] <... write resumed>) = 4 [pid 841] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=841, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 845] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 845] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 843] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 843] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 845] <... rmdir resumed>) = 0 [pid 844] <... mkdirat resumed>) = 0 [pid 843] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 845] exit_group(0 [pid 846] close(3 [pid 845] <... exit_group resumed>) = ? [pid 844] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 843] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 845] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 843] exit_group(0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 843] <... exit_group resumed>) = ? [pid 843] +++ exited with 0 +++ [pid 846] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=843, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 844] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 846] symlink("/dev/binderfs", "./binderfs" [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 846] <... symlink resumed>) = 0 [pid 844] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 846] write(1, "executing program\n", 18 [pid 844] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 844] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 846] <... write resumed>) = 18 [pid 844] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 846] mkdirat(AT_FDCWD, "./config", 0777 [pid 844] exit_group(0 [pid 846] <... mkdirat resumed>) = 0 [pid 844] <... exit_group resumed>) = ? [pid 844] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 846] mount(NULL, "./config", "configfs", 0, NULL [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 846] <... mount resumed>) = 0 [pid 846] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 846] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 846] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] fstat(3 [pid 306] fstat(3 [pid 305] fstat(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 305] getdents64(3 [pid 308] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./104/binderfs" [pid 306] newfstatat(AT_FDCWD, "./104/binderfs" [pid 305] newfstatat(AT_FDCWD, "./107/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] unlink("./104/binderfs" [pid 306] unlink("./104/binderfs" [pid 305] unlink("./107/binderfs" [pid 308] <... openat resumed>) = 3 [pid 307] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 308] fstat(3 [pid 307] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 308] getdents64(3 [pid 307] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./104/config" [pid 306] newfstatat(AT_FDCWD, "./104/config" [pid 305] newfstatat(AT_FDCWD, "./107/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 846] <... mkdirat resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./108/binderfs" [pid 307] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./104/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 846] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./108/binderfs" [pid 307] openat(AT_FDCWD, "./104/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./104/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./107/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 846] <... symlinkat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 305] <... openat resumed>) = 4 [pid 308] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] fstat(4 [pid 306] fstat(4 [pid 305] fstat(4 [pid 846] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 846] <... unlinkat resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4 [pid 308] newfstatat(AT_FDCWD, "./108/config" [pid 307] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 306] close(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] openat(AT_FDCWD, "./108/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rmdir("./104/config" [pid 306] <... close resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 305] close(4 [pid 846] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 846] exit_group(0 [pid 307] <... rmdir resumed>) = 0 [pid 308] fstat(4 [pid 307] getdents64(3 [pid 306] rmdir("./104/config" [pid 305] <... close resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 846] <... exit_group resumed>) = ? [pid 846] +++ exited with 0 +++ [pid 308] getdents64(4 [pid 307] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 305] rmdir("./107/config" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(3 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=846, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 307] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] rmdir("./104" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3 [pid 308] close(4 [pid 307] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 308] <... close resumed>) = 0 [pid 307] mkdir("./105", 0777 [pid 306] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] rmdir("./108/config" [pid 306] rmdir("./104") = 0 [pid 306] mkdir("./105", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] close(3 [pid 308] getdents64(3 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... close resumed>) = 0 [pid 308] close(3 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rmdir("./107" [pid 308] <... close resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 847 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 847 attached [pid 308] rmdir("./108" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 848 [pid 305] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 848 attached [pid 847] set_robust_list(0x55558b467760, 24 [pid 848] set_robust_list(0x55558b467760, 24 [pid 847] <... set_robust_list resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] mkdir("./108", 0777 [pid 308] mkdir("./109", 0777 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 848] <... set_robust_list resumed>) = 0 [pid 847] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... mkdir resumed>) = 0 [pid 848] rt_sigprocmask(SIG_SETMASK, [] [pid 847] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 848] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 847] chdir("./105" [pid 848] chdir("./105" [pid 308] <... mkdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 848] <... chdir resumed>) = 0 [pid 847] <... chdir resumed>) = 0 [pid 848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 848] <... prctl resumed>) = 0 [pid 847] <... prctl resumed>) = 0 [pid 847] setpgid(0, 0 [pid 848] setpgid(0, 0 [pid 847] <... setpgid resumed>) = 0 [pid 848] <... setpgid resumed>) = 0 [pid 848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 849 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 850 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 848] <... openat resumed>) = 3 [pid 847] <... openat resumed>) = 3 [pid 847] write(3, "1000", 4) = 4 [pid 848] write(3, "1000", 4) = 4 [pid 847] close(3) = 0 [pid 848] close(3) = 0 [pid 847] symlink("/dev/binderfs", "./binderfs" [pid 848] symlink("/dev/binderfs", "./binderfs"ci2-android-5-15/strace-static-x86_64: Process 850 attached ci2-android-5-15/strace-static-x86_64: Process 849 attached [pid 850] set_robust_list(0x55558b467760, 24 [pid 848] <... symlink resumed>) = 0 [pid 850] <... set_robust_list resumed>) = 0 [pid 847] <... symlink resumed>) = 0 [pid 848] write(1, "executing program\n", 18) = 18 executing program [pid 847] write(1, "executing program\n", 18 [pid 848] mkdirat(AT_FDCWD, "./config", 0777 [pid 847] <... write resumed>) = 18 executing program [pid 847] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 848] <... mkdirat resumed>) = 0 [pid 847] <... mkdirat resumed>) = 0 [pid 848] mount(NULL, "./config", "configfs", 0, NULL [pid 309] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW [pid 847] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 848] <... mount resumed>) = 0 [pid 309] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 847] <... mount resumed>) = 0 [pid 847] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... openat resumed>) = 3 [pid 847] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] fstat(3 [pid 848] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 848] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 847] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./108/binderfs" [pid 850] rt_sigprocmask(SIG_SETMASK, [] [pid 849] set_robust_list(0x55558b467760, 24 [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 848] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./108/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./108/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 850] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 849] <... set_robust_list resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./108/config" [pid 850] chdir("./109" [pid 309] <... rmdir resumed>) = 0 [pid 849] rt_sigprocmask(SIG_SETMASK, [] [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./108" [pid 850] <... chdir resumed>) = 0 [pid 849] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 848] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 847] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] mkdir("./109", 0777 [pid 850] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 849] chdir("./108" [pid 848] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 847] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [ 33.421670][ T844] Mass Storage Function, version: 2009/09/11 [ 33.427852][ T844] LUN: removable file: (no medium) [ 33.440187][ T846] Mass Storage Function, version: 2009/09/11 [ 33.446957][ T846] LUN: removable file: (no medium) [pid 850] <... prctl resumed>) = 0 [pid 849] <... chdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 850] setpgid(0, 0 [pid 849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 850] <... setpgid resumed>) = 0 [pid 849] <... prctl resumed>) = 0 [pid 850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 849] setpgid(0, 0 [pid 850] <... openat resumed>) = 3 [pid 849] <... setpgid resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 850] write(3, "1000", 4 [pid 849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 848] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 847] <... mkdirat resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 848] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 850] <... write resumed>) = 4 [pid 849] <... openat resumed>) = 3 [pid 850] close(3 [pid 849] write(3, "1000", 4 [pid 850] <... close resumed>) = 0 [pid 849] <... write resumed>) = 4 [pid 850] symlink("/dev/binderfs", "./binderfs" [pid 848] <... symlinkat resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 851 attached [pid 850] <... symlink resumed>) = 0 [pid 849] close(3 [pid 848] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 847] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 851 [pid 851] set_robust_list(0x55558b467760, 24 [pid 850] write(1, "executing program\n", 18 [pid 849] <... close resumed>) = 0 [pid 848] <... unlinkat resumed>) = 0 [pid 847] <... symlinkat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 851] <... set_robust_list resumed>) = 0 [pid 848] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 847] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 851] rt_sigprocmask(SIG_SETMASK, [] [pid 848] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 847] <... unlinkat resumed>) = 0 [pid 851] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 848] exit_group(0 executing program [pid 847] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 851] chdir("./109" [pid 850] <... write resumed>) = 18 [pid 849] symlink("/dev/binderfs", "./binderfs" [pid 848] <... exit_group resumed>) = ? [pid 847] <... rmdir resumed>) = 0 [pid 851] <... chdir resumed>) = 0 [pid 850] mkdirat(AT_FDCWD, "./config", 0777 [pid 849] <... symlink resumed>) = 0 [pid 848] +++ exited with 0 +++ [pid 847] exit_group(0 [pid 851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 847] <... exit_group resumed>) = ? [pid 851] <... prctl resumed>) = 0 [pid 849] write(1, "executing program\n", 18 [pid 847] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 849] <... write resumed>) = 18 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=847, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 851] setpgid(0, 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 849] mkdirat(AT_FDCWD, "./config", 0777 [pid 850] <... mkdirat resumed>) = 0 executing program [pid 851] <... setpgid resumed>) = 0 [pid 851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 851] write(3, "1000", 4) = 4 [pid 851] close(3) = 0 [pid 851] symlink("/dev/binderfs", "./binderfs" [pid 850] mount(NULL, "./config", "configfs", 0, NULL [pid 849] <... mkdirat resumed>) = 0 [pid 851] <... symlink resumed>) = 0 [pid 851] write(1, "executing program\n", 18) = 18 executing program [pid 851] mkdirat(AT_FDCWD, "./config", 0777 [pid 850] <... mount resumed>) = 0 [pid 849] mount(NULL, "./config", "configfs", 0, NULL [pid 851] <... mkdirat resumed>) = 0 [pid 850] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 849] <... mount resumed>) = 0 [pid 851] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 851] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 851] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 850] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 849] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 851] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 851] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 850] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 849] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 850] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 849] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 850] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 849] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 849] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 851] <... mkdirat resumed>) = 0 [pid 850] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW [pid 850] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 849] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 851] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 850] <... symlinkat resumed>) = 0 [pid 851] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 850] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 849] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... openat resumed>) = 3 [pid 307] fstat(3 [pid 306] <... openat resumed>) = 3 [pid 849] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(3 [pid 850] <... unlinkat resumed>) = 0 [pid 849] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] getdents64(3 [pid 850] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 851] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 849] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 851] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 849] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] newfstatat(AT_FDCWD, "./105/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./105/binderfs" [pid 850] <... rmdir resumed>) = 0 [pid 849] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 851] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 850] exit_group(0 [pid 307] <... unlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./105/binderfs" [pid 851] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 850] <... exit_group resumed>) = ? [pid 849] exit_group(0 [pid 307] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 851] exit_group(0 [pid 849] <... exit_group resumed>) = ? [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 851] <... exit_group resumed>) = ? [pid 307] <... umount2 resumed>) = 0 [pid 306] unlink("./105/binderfs" [pid 851] +++ exited with 0 +++ [pid 849] +++ exited with 0 +++ [pid 307] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] <... unlink resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] newfstatat(AT_FDCWD, "./105/config" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 850] +++ exited with 0 +++ [pid 307] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] openat(AT_FDCWD, "./105/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... openat resumed>) = 4 [pid 306] newfstatat(AT_FDCWD, "./105/config" [pid 307] fstat(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] umount2("./105/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] openat(AT_FDCWD, "./105/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 306] <... openat resumed>) = 4 [pid 307] <... close resumed>) = 0 [pid 306] fstat(4 [pid 307] rmdir("./105/config") = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 307] close(3) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] rmdir("./105") = 0 [pid 306] getdents64(4 [pid 307] mkdir("./106", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./105/config" [pid 307] <... mkdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] getdents64(3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rmdir("./105") = 0 [pid 306] mkdir("./106", 0777ci2-android-5-15/strace-static-x86_64: Process 852 attached ) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 852 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 852] set_robust_list(0x55558b467760, 24 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 853 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 853 attached [pid 852] <... set_robust_list resumed>) = 0 [pid 853] set_robust_list(0x55558b467760, 24) = 0 [pid 853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 853] chdir("./106") = 0 [pid 853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 853] setpgid(0, 0) = 0 [pid 853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 852] rt_sigprocmask(SIG_SETMASK, [] [pid 853] write(3, "1000", 4) = 4 [pid 853] close(3) = 0 [pid 853] symlink("/dev/binderfs", "./binderfs" [pid 852] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 853] <... symlink resumed>) = 0 [pid 853] write(1, "executing program\n", 18) = 18 executing program [pid 853] mkdirat(AT_FDCWD, "./config", 0777 [pid 852] chdir("./106" [pid 853] <... mkdirat resumed>) = 0 [pid 853] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 853] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 853] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 853] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 852] <... chdir resumed>) = 0 [pid 309] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 308] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./109/binderfs" [pid 308] newfstatat(AT_FDCWD, "./109/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./109/binderfs" [pid 308] unlink("./109/binderfs") = 0 [pid 308] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... unlink resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 305] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./109/config" [pid 309] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./109/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... openat resumed>) = 3 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] openat(AT_FDCWD, "./109/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... openat resumed>) = 4 [pid 305] fstat(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] fstat(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] openat(AT_FDCWD, "./109/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... openat resumed>) = 4 [pid 308] getdents64(4 [pid 305] getdents64(3 [pid 309] fstat(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] close(4) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 308] rmdir("./109/config" [pid 305] newfstatat(AT_FDCWD, "./108/binderfs" [pid 852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3 [pid 309] close(4 [pid 308] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... close resumed>) = 0 [pid 308] rmdir("./109" [pid 852] <... prctl resumed>) = 0 [pid 309] rmdir("./109/config" [pid 308] <... rmdir resumed>) = 0 [pid 305] unlink("./108/binderfs" [pid 308] mkdir("./110", 0777 [pid 852] setpgid(0, 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 852] <... setpgid resumed>) = 0 [pid 309] getdents64(3 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] close(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 854 [pid 305] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... close resumed>) = 0 [ 33.483097][ T847] Mass Storage Function, version: 2009/09/11 [ 33.489198][ T847] LUN: removable file: (no medium) [ 33.502309][ T851] Mass Storage Function, version: 2009/09/11 [ 33.508395][ T851] LUN: removable file: (no medium) [pid 308] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 854 attached [pid 852] <... openat resumed>) = 3 [pid 309] rmdir("./109" [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 854] set_robust_list(0x55558b467760, 24 [pid 852] write(3, "1000", 4 [pid 309] <... rmdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./108/config" [pid 852] <... write resumed>) = 4 [pid 309] mkdir("./110", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 853] <... mkdirat resumed>) = 0 [pid 853] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 853] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... mkdir resumed>) = 0 [pid 852] close(3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 852] <... close resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 852] symlink("/dev/binderfs", "./binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] openat(AT_FDCWD, "./108/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 853] <... unlinkat resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 853] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 853] exit_group(0) = ? [pid 305] fstat(4 [pid 854] <... set_robust_list resumed>) = 0 [pid 853] +++ exited with 0 +++ [pid 852] <... symlink resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 855 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 855 attached [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 852] write(1, "executing program\n", 18 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] getdents64(4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 852] <... write resumed>) = 18 executing program [pid 305] getdents64(4 [pid 855] set_robust_list(0x55558b467760, 24 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 852] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] close(4 [pid 855] <... set_robust_list resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 855] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rmdir("./108/config" [pid 855] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 855] chdir("./110") = 0 [pid 855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 855] setpgid(0, 0 [pid 305] <... rmdir resumed>) = 0 [pid 855] <... setpgid resumed>) = 0 [pid 305] getdents64(3 [pid 855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 855] <... openat resumed>) = 3 [pid 852] <... mkdirat resumed>) = 0 [pid 305] close(3 [pid 855] write(3, "1000", 4 [pid 852] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... close resumed>) = 0 [pid 855] <... write resumed>) = 4 [pid 305] rmdir("./108" [pid 855] close(3) = 0 [pid 855] symlink("/dev/binderfs", "./binderfs") = 0 [pid 852] <... mount resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 855] write(1, "executing program\n", 18 [pid 852] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] mkdir("./109", 0777 [pid 855] <... write resumed>) = 18 [pid 855] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 852] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... mkdir resumed>) = 0 executing program [pid 854] rt_sigprocmask(SIG_SETMASK, [] [pid 852] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 852] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 852] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 855] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 855] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 855] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 855] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... restart_syscall resumed>) = 0 [pid 854] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 854] chdir("./110") = 0 [pid 854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 854] setpgid(0, 0) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 856 [pid 854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 306] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 854] <... openat resumed>) = 3 [pid 854] write(3, "1000", 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 854] <... write resumed>) = 4 [pid 306] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 854] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./106/binderfs" [pid 854] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 854] symlink("/dev/binderfs", "./binderfs" [pid 306] unlink("./106/binderfs" [pid 854] <... symlink resumed>) = 0 [pid 854] write(1, "executing program\n", 18 [pid 306] <... unlink resumed>) = 0 [pid 854] <... write resumed>) = 18 [pid 306] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 854] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... umount2 resumed>) = 0 [pid 306] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./106/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./106/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 854] <... mkdirat resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 854] mount(NULL, "./config", "configfs", 0, NULL [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 854] <... mount resumed>) = 0 [pid 854] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... close resumed>) = 0 executing program [pid 306] rmdir("./106/config" [pid 854] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 854] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 854] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./106"ci2-android-5-15/strace-static-x86_64: Process 856 attached ) = 0 [pid 306] mkdir("./107", 0777 [pid 856] set_robust_list(0x55558b467760, 24) = 0 [pid 856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 856] chdir("./109") = 0 [pid 856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... mkdir resumed>) = 0 [pid 856] <... prctl resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 856] setpgid(0, 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 856] <... setpgid resumed>) = 0 [pid 856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 856] write(3, "1000", 4) = 4 [pid 856] close(3) = 0 [pid 856] symlink("/dev/binderfs", "./binderfs" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 857 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 856] <... symlink resumed>) = 0 [pid 856] write(1, "executing program\n", 18) = 18 [pid 856] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 856] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 856] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 856] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 856] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 855] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 854] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 855] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" executing program [pid 854] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0"ci2-android-5-15/strace-static-x86_64: Process 857 attached [pid 855] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 854] <... symlinkat resumed>) = 0 [pid 855] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 854] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 855] <... unlinkat resumed>) = 0 [pid 854] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 857] set_robust_list(0x55558b467760, 24 [pid 855] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 854] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 857] <... set_robust_list resumed>) = 0 [pid 855] <... rmdir resumed>) = 0 [pid 854] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 857] rt_sigprocmask(SIG_SETMASK, [] [pid 855] exit_group(0 [pid 854] exit_group(0 [pid 852] <... mkdirat resumed>) = 0 [pid 855] <... exit_group resumed>) = ? [pid 854] <... exit_group resumed>) = ? [pid 857] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 855] +++ exited with 0 +++ [pid 854] +++ exited with 0 +++ [pid 852] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 856] <... mkdirat resumed>) = 0 [pid 856] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 856] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 856] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 857] chdir("./107" [pid 856] exit_group(0) = ? [pid 852] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 857] <... chdir resumed>) = 0 [pid 857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 852] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 856] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=856, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 857] <... prctl resumed>) = 0 [pid 857] setpgid(0, 0) = 0 [pid 857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 852] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 857] <... openat resumed>) = 3 [pid 857] write(3, "1000", 4) = 4 [pid 857] close(3) = 0 [pid 857] symlink("/dev/binderfs", "./binderfs") = 0 [pid 852] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 857] write(1, "executing program\n", 18) = 18 executing program [pid 852] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 857] mkdirat(AT_FDCWD, "./config", 0777 [pid 852] exit_group(0) = ? [pid 857] <... mkdirat resumed>) = 0 [pid 857] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 857] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 857] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 852] +++ exited with 0 +++ [pid 857] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 33.553606][ T853] Mass Storage Function, version: 2009/09/11 [ 33.560092][ T853] LUN: removable file: (no medium) [ 33.571235][ T852] Mass Storage Function, version: 2009/09/11 [ 33.584207][ T852] LUN: removable file: (no medium) [ 33.591189][ T856] Mass Storage Function, version: 2009/09/11 [ 33.597207][ T856] LUN: removable file: (no medium) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 305] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 307] fstat(3 [pid 305] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 307] getdents64(3 [pid 305] getdents64(3 [pid 308] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... openat resumed>) = 3 [pid 307] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./110/binderfs" [pid 307] newfstatat(AT_FDCWD, "./106/binderfs" [pid 305] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] fstat(3 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./110/binderfs" [pid 307] unlink("./106/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 309] <... unlink resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... unlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./109/binderfs" [pid 308] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = 0 [pid 305] unlink("./109/binderfs" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./110/binderfs" [pid 305] <... unlink resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./110/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./106/config" [pid 309] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... unlink resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./110/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = 0 [pid 307] umount2("./106/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./110/config" [pid 309] fstat(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./109/config" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] openat(AT_FDCWD, "./106/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] openat(AT_FDCWD, "./110/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... openat resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... openat resumed>) = 4 [pid 305] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(4 [pid 308] fstat(4 [pid 307] fstat(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(4 [pid 308] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./109/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... close resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 309] rmdir("./110/config" [pid 308] getdents64(4 [pid 305] <... openat resumed>) = 4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] close(4) = 0 [pid 308] rmdir("./110/config" [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 305] fstat(4 [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] close(3 [pid 308] close(3 [pid 307] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 307] rmdir("./106/config" [pid 309] rmdir("./110" [pid 308] rmdir("./110" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 308] mkdir("./111", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] getdents64(3 [pid 305] getdents64(4 [pid 309] mkdir("./111", 0777 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] close(3 [pid 305] close(4 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 858 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] rmdir("./106" [pid 305] rmdir("./109/config" [pid 857] <... mkdirat resumed>) = 0 [pid 857] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 857] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 857] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... rmdir resumed>) = 0 [pid 857] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 859 [pid 305] getdents64(3 [pid 307] mkdir("./107", 0777 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 857] exit_group(0) = ? [pid 307] <... mkdir resumed>) = 0 [pid 305] close(3 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] <... close resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rmdir("./109" [pid 857] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 859 attached [pid 305] <... rmdir resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 860 [pid 305] mkdir("./110", 0777 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=857, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 859] set_robust_list(0x55558b467760, 24) = 0 [pid 859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 859] chdir("./111" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 859] <... chdir resumed>) = 0 [pid 859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 859] setpgid(0, 0) = 0 [pid 859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 861 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 859] <... openat resumed>) = 3 [pid 859] write(3, "1000", 4) = 4 [pid 859] close(3) = 0 [pid 859] symlink("/dev/binderfs", "./binderfs"ci2-android-5-15/strace-static-x86_64: Process 860 attached [pid 860] set_robust_list(0x55558b467760, 24 [pid 859] <... symlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 858 attached [pid 859] write(1, "executing program\n", 18) = 18 executing program [pid 859] mkdirat(AT_FDCWD, "./config", 0777 [pid 860] <... set_robust_list resumed>) = 0 [pid 858] set_robust_list(0x55558b467760, 24 [pid 860] rt_sigprocmask(SIG_SETMASK, [] [pid 858] <... set_robust_list resumed>) = 0 [pid 859] <... mkdirat resumed>) = 0 [pid 859] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 860] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 859] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 859] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 860] chdir("./107" [pid 859] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 861 attached [pid 860] <... chdir resumed>) = 0 [pid 858] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... restart_syscall resumed>) = 0 [pid 860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 861] set_robust_list(0x55558b467760, 24 [pid 860] <... prctl resumed>) = 0 [pid 858] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 859] <... mkdirat resumed>) = 0 [pid 306] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW [pid 860] setpgid(0, 0) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 859] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 859] <... symlinkat resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] fstat(3 [pid 859] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 858] chdir("./111" [pid 306] getdents64(3 [pid 859] <... unlinkat resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 858] <... chdir resumed>) = 0 [pid 306] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 859] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 860] <... openat resumed>) = 3 [pid 306] newfstatat(AT_FDCWD, "./107/binderfs" [pid 860] write(3, "1000", 4 [pid 859] <... rmdir resumed>) = 0 [pid 858] <... prctl resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 861] <... set_robust_list resumed>) = 0 [pid 306] unlink("./107/binderfs" [pid 860] <... write resumed>) = 4 [pid 858] setpgid(0, 0 [pid 859] exit_group(0) = ? [pid 861] rt_sigprocmask(SIG_SETMASK, [] [pid 860] close(3 [pid 859] +++ exited with 0 +++ [pid 858] <... setpgid resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=859, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 861] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 860] <... close resumed>) = 0 [pid 858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... umount2 resumed>) = 0 [pid 860] symlink("/dev/binderfs", "./binderfs" [pid 306] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 858] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 858] write(3, "1000", 4 [pid 306] newfstatat(AT_FDCWD, "./107/config" [pid 858] <... write resumed>) = 4 [pid 858] close(3 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 858] <... close resumed>) = 0 [pid 306] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 861] chdir("./110" [pid 860] <... symlink resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 858] symlink("/dev/binderfs", "./binderfs" [pid 860] write(1, "executing program\n", 18 [pid 306] openat(AT_FDCWD, "./107/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 861] <... chdir resumed>) = 0 [pid 861] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 860] <... write resumed>) = 18 [pid 858] <... symlink resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 858] write(1, "executing program\n", 18) = 18 [pid 858] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] fstat(4 [pid 861] <... prctl resumed>) = 0 executing program [pid 860] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 860] <... mkdirat resumed>) = 0 [pid 861] setpgid(0, 0 [pid 858] <... mkdirat resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 306] getdents64(4 [pid 860] mount(NULL, "./config", "configfs", 0, NULL [pid 858] mount(NULL, "./config", "configfs", 0, NULL [pid 861] <... setpgid resumed>) = 0 [pid 860] <... mount resumed>) = 0 [pid 858] <... mount resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 860] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 858] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(4 [pid 861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 860] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 858] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 858] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 861] <... openat resumed>) = 3 [pid 860] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 858] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 3 [pid 306] close(4 [pid 858] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] fstat(3 [pid 861] write(3, "1000", 4 [pid 860] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 33.608760][ T857] Mass Storage Function, version: 2009/09/11 [ 33.616738][ T857] LUN: removable file: (no medium) [ 33.634726][ T859] Mass Storage Function, version: 2009/09/11 [ 33.641445][ T859] LUN: removable file: (no medium) [pid 306] <... close resumed>) = 0 [pid 861] <... write resumed>) = 4 [pid 860] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] getdents64(3 [pid 306] rmdir("./107/config" [pid 861] close(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... rmdir resumed>) = 0 [pid 861] <... close resumed>) = 0 [pid 860] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 858] <... mkdirat resumed>) = 0 [pid 309] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 861] symlink("/dev/binderfs", "./binderfs" [pid 860] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 858] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 861] <... symlink resumed>) = 0 [pid 860] <... symlinkat resumed>) = 0 [pid 858] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] newfstatat(AT_FDCWD, "./111/binderfs" [pid 306] close(3 [pid 861] write(1, "executing program\n", 18 [pid 860] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 858] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 861] <... write resumed>) = 18 [pid 860] <... unlinkat resumed>) = 0 [pid 858] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] unlink("./111/binderfs" [pid 306] <... close resumed>) = 0 [pid 861] mkdirat(AT_FDCWD, "./config", 0777 [pid 860] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 858] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 306] rmdir("./107" [pid 860] <... rmdir resumed>) = 0 [pid 858] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 860] exit_group(0 [pid 858] exit_group(0 [pid 309] <... umount2 resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 861] <... mkdirat resumed>) = 0 [pid 860] <... exit_group resumed>) = ? [pid 858] <... exit_group resumed>) = ? [pid 309] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./108", 0777 [pid 861] mount(NULL, "./config", "configfs", 0, NULL [pid 860] +++ exited with 0 +++ [pid 858] +++ exited with 0 +++ [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./111/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./111/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... mkdir resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] fstat(4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=858, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./111/config" [pid 861] <... mount resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 861] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] getdents64(3 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 862 [pid 861] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 861] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] close(3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./111" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 861] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 309] mkdir("./112", 0777 [pid 861] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 863 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 862 attached [pid 862] set_robust_list(0x55558b467760, 24) = 0 [pid 862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 862] chdir("./108") = 0 [pid 862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 862] setpgid(0, 0) = 0 [pid 862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-15/strace-static-x86_64: Process 863 attached [pid 863] set_robust_list(0x55558b467760, 24 [pid 862] <... openat resumed>) = 3 [pid 863] <... set_robust_list resumed>) = 0 [pid 863] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 863] chdir("./112" [pid 862] write(3, "1000", 4) = 4 [pid 863] <... chdir resumed>) = 0 [pid 862] close(3) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 862] symlink("/dev/binderfs", "./binderfs") = 0 [pid 863] <... prctl resumed>) = 0 [pid 308] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW [pid 863] setpgid(0, 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 863] <... setpgid resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 307] fstat(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 307] getdents64(3 [pid 863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./111/binderfs" [pid 307] newfstatat(AT_FDCWD, "./107/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./111/binderfs" [pid 307] unlink("./107/binderfs" [pid 863] <... openat resumed>) = 3 [pid 862] write(1, "executing program\n", 18 [pid 308] <... unlink resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 308] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 863] write(3, "1000", 4 [pid 862] <... write resumed>) = 18 [pid 863] <... write resumed>) = 4 [pid 862] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... umount2 resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 308] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./111/config" [pid 307] newfstatat(AT_FDCWD, "./107/config" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./107/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./111/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./107/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 863] close(3 [pid 862] <... mkdirat resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 307] <... openat resumed>) = 4 [pid 863] <... close resumed>) = 0 [pid 862] mount(NULL, "./config", "configfs", 0, NULL [pid 863] symlink("/dev/binderfs", "./binderfs" [pid 862] <... mount resumed>) = 0 [pid 863] <... symlink resumed>) = 0 [pid 862] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 863] write(1, "executing program\n", 18 [pid 862] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 863] <... write resumed>) = 18 [pid 862] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 863] mkdirat(AT_FDCWD, "./config", 0777 [pid 862] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 863] <... mkdirat resumed>) = 0 [pid 862] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 executing program [pid 863] mount(NULL, "./config", "configfs", 0, NULL [pid 308] fstat(4 [pid 863] <... mount resumed>) = 0 [pid 307] fstat(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 307] getdents64(4 [pid 863] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 863] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 308] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 863] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] close(4 [pid 307] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 863] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] rmdir("./107/config" [pid 308] rmdir("./111/config" [pid 863] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 862] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 863] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 862] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... rmdir resumed>) = 0 [pid 863] <... symlinkat resumed>) = 0 [pid 862] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 863] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 862] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 863] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 862] <... unlinkat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 308] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 308] close(3 [pid 307] <... close resumed>) = 0 [pid 863] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 862] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... close resumed>) = 0 [pid 307] rmdir("./107" [pid 308] rmdir("./111" [pid 863] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 862] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 863] exit_group(0 [pid 862] exit_group(0 [pid 308] <... rmdir resumed>) = 0 [pid 307] mkdir("./108", 0777 [pid 308] mkdir("./112", 0777 [pid 863] <... exit_group resumed>) = ? [pid 862] <... exit_group resumed>) = ? [pid 863] +++ exited with 0 +++ [pid 862] +++ exited with 0 +++ [pid 861] <... mkdirat resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 861] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 861] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 861] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 864 [pid 861] exit_group(0) = ? [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 865 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 861] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-android-5-15/strace-static-x86_64: Process 864 attached [pid 864] set_robust_list(0x55558b467760, 24) = 0 [pid 864] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 864] chdir("./112") = 0 [pid 864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 864] setpgid(0, 0) = 0 ci2-android-5-15/strace-static-x86_64: Process 865 attached [pid 864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 865] set_robust_list(0x55558b467760, 24 [pid 864] <... openat resumed>) = 3 [pid 864] write(3, "1000", 4) = 4 [pid 864] close(3) = 0 [pid 864] symlink("/dev/binderfs", "./binderfs" [pid 865] <... set_robust_list resumed>) = 0 [pid 864] <... symlink resumed>) = 0 [pid 864] write(1, "executing program\n", 18) = 18 executing program [pid 864] mkdirat(AT_FDCWD, "./config", 0777 [pid 865] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 864] <... mkdirat resumed>) = 0 [pid 864] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 864] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 864] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 864] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 865] chdir("./108" [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 306] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(3 [pid 305] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 3 [pid 306] getdents64(3 [pid 305] fstat(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] newfstatat(AT_FDCWD, "./108/binderfs" [pid 305] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] unlink("./108/binderfs" [pid 305] newfstatat(AT_FDCWD, "./110/binderfs" [pid 306] <... unlink resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] unlink("./110/binderfs") = 0 [pid 305] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 865] <... chdir resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 864] <... mkdirat resumed>) = 0 [pid 306] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./108/config" [pid 305] newfstatat(AT_FDCWD, "./110/config" [pid 865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 864] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 865] <... prctl resumed>) = 0 [pid 306] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./108/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./110/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(4 [pid 305] <... openat resumed>) = 4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(4 [pid 306] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4 [pid 309] <... openat resumed>) = 3 [pid 306] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 306] close(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 305] close(4 [pid 306] rmdir("./108/config" [pid 305] <... close resumed>) = 0 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... rmdir resumed>) = 0 [pid 305] rmdir("./110/config" [pid 306] getdents64(3 [pid 309] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 864] <... symlinkat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./112/binderfs" [pid 305] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3 [pid 306] close(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 305] close(3 [pid 306] rmdir("./108" [pid 864] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... close resumed>) = 0 [pid 864] <... unlinkat resumed>) = 0 [pid 309] unlink("./112/binderfs" [pid 306] <... rmdir resumed>) = 0 [pid 305] rmdir("./110" [pid 306] mkdir("./109", 0777 [pid 864] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 864] <... rmdir resumed>) = 0 [pid 309] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 864] exit_group(0 [pid 309] <... umount2 resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] mkdir("./111", 0777 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 864] <... exit_group resumed>) = ? [pid 309] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 865] setpgid(0, 0 [pid 864] +++ exited with 0 +++ [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] newfstatat(AT_FDCWD, "./112/config" [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./112/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 866 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./112/config" [pid 865] <... setpgid resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 867 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... close resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rmdir("./112") = 0 [pid 865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] mkdir("./113", 0777 [pid 865] <... openat resumed>) = 3 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 865] write(3, "1000", 4 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 868 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 868 attached ci2-android-5-15/strace-static-x86_64: Process 866 attached [pid 865] <... write resumed>) = 4 [pid 866] set_robust_list(0x55558b467760, 24) = 0 [pid 866] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... restart_syscall resumed>) = 0 [pid 866] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 866] chdir("./109" [pid 865] close(3 [pid 866] <... chdir resumed>) = 0 [pid 866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 866] setpgid(0, 0 [pid 865] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 867 attached [pid 868] set_robust_list(0x55558b467760, 24 [pid 866] <... setpgid resumed>) = 0 [pid 865] symlink("/dev/binderfs", "./binderfs" [pid 308] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... openat resumed>) = 3 [pid 866] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 865] <... symlink resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 868] <... set_robust_list resumed>) = 0 [pid 867] set_robust_list(0x55558b467760, 24 [pid 865] write(1, "executing program\n", 18 [pid 308] getdents64(3 [pid 868] rt_sigprocmask(SIG_SETMASK, [] [pid 867] <... set_robust_list resumed>) = 0 [pid 866] write(3, "1000", 4 [pid 865] <... write resumed>) = 18 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 868] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 867] rt_sigprocmask(SIG_SETMASK, [] [pid 866] <... write resumed>) = 4 [pid 865] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 868] chdir("./113" [pid 867] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 866] close(3 [pid 868] <... chdir resumed>) = 0 [pid 867] chdir("./111" [pid 866] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 867] <... chdir resumed>) = 0 [pid 866] symlink("/dev/binderfs", "./binderfs" [pid 308] newfstatat(AT_FDCWD, "./112/binderfs" [pid 868] <... prctl resumed>) = 0 [pid 867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 866] <... symlink resumed>) = 0 [pid 865] <... mkdirat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 868] setpgid(0, 0 [pid 867] <... prctl resumed>) = 0 [pid 866] write(1, "executing program\n", 18 [pid 865] mount(NULL, "./config", "configfs", 0, NULL [pid 308] unlink("./112/binderfs" [pid 868] <... setpgid resumed>) = 0 [pid 867] setpgid(0, 0 [pid 866] <... write resumed>) = 18 [pid 868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 867] <... setpgid resumed>) = 0 [pid 866] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... unlink resumed>) = 0 [pid 865] <... mount resumed>) = 0 executing program [pid 308] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 868] <... openat resumed>) = 3 [pid 867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 866] <... mkdirat resumed>) = 0 [pid 865] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... umount2 resumed>) = 0 [pid 868] write(3, "1000", 4 [pid 867] <... openat resumed>) = 3 [pid 866] mount(NULL, "./config", "configfs", 0, NULL [pid 865] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 868] <... write resumed>) = 4 [pid 868] close(3 [pid 867] write(3, "1000", 4 [pid 866] <... mount resumed>) = 0 [pid 865] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 867] <... write resumed>) = 4 [pid 866] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [ 33.653629][ T858] Mass Storage Function, version: 2009/09/11 [ 33.659982][ T858] LUN: removable file: (no medium) [ 33.672628][ T861] Mass Storage Function, version: 2009/09/11 [ 33.682010][ T861] LUN: removable file: (no medium) [ 33.696836][ T864] Mass Storage Function, version: 2009/09/11 [ 33.703463][ T864] LUN: removable file: (no medium) [pid 308] newfstatat(AT_FDCWD, "./112/config" [pid 868] <... close resumed>) = 0 [pid 865] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 867] close(3 [pid 866] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 868] symlink("/dev/binderfs", "./binderfs" [pid 865] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 867] <... close resumed>) = 0 [pid 866] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] openat(AT_FDCWD, "./112/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 867] symlink("/dev/binderfs", "./binderfs") = 0 [pid 866] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 867] write(1, "executing program\n", 18 [pid 866] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 867] <... write resumed>) = 18 executing program [pid 867] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... openat resumed>) = 4 [pid 868] <... symlink resumed>) = 0 [pid 867] <... mkdirat resumed>) = 0 [pid 308] fstat(4 [pid 867] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 868] write(1, "executing program\n", 18 [pid 867] <... mount resumed>) = 0 executing program [pid 867] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] getdents64(4 [pid 868] <... write resumed>) = 18 [pid 867] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 867] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 868] mkdirat(AT_FDCWD, "./config", 0777 [pid 867] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] getdents64(4 [pid 867] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 868] <... mkdirat resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 868] mount(NULL, "./config", "configfs", 0, NULL [pid 867] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 866] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 865] <... mkdirat resumed>) = 0 [pid 308] rmdir("./112/config" [pid 868] <... mount resumed>) = 0 [pid 867] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 866] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 867] <... symlinkat resumed>) = 0 [pid 866] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 865] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 867] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 866] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 868] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 867] <... unlinkat resumed>) = 0 [pid 866] <... unlinkat resumed>) = 0 [pid 865] <... symlinkat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 867] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 866] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 868] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 867] <... rmdir resumed>) = 0 [pid 866] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 865] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] getdents64(3 [pid 868] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 867] exit_group(0 [pid 866] exit_group(0 [pid 868] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 867] <... exit_group resumed>) = ? [pid 866] <... exit_group resumed>) = ? [pid 865] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 868] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 867] +++ exited with 0 +++ [pid 866] +++ exited with 0 +++ [pid 308] close(3 [pid 865] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] rmdir("./112" [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 306] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./109/binderfs") = 0 [pid 306] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... umount2 resumed>) = 0 [pid 306] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... restart_syscall resumed>) = 0 [pid 308] mkdir("./113", 0777 [pid 306] newfstatat(AT_FDCWD, "./109/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./109/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./109/config" [pid 308] <... mkdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] close(3 [pid 305] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW [pid 868] <... mkdirat resumed>) = 0 [pid 865] <... rmdir resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... close resumed>) = 0 [pid 868] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 865] exit_group(0 [pid 306] rmdir("./109" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 865] <... exit_group resumed>) = ? [pid 306] <... rmdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 868] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 865] +++ exited with 0 +++ [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 869 [pid 306] mkdir("./110", 0777 [pid 868] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... mkdir resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=865, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] fstat(3 [pid 868] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 868] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 868] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 870 attached [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 870 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 868] exit_group(0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 868] <... exit_group resumed>) = ? [pid 305] newfstatat(AT_FDCWD, "./111/binderfs"ci2-android-5-15/strace-static-x86_64: Process 869 attached , {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 869] set_robust_list(0x55558b467760, 24 [pid 305] unlink("./111/binderfs" [pid 869] <... set_robust_list resumed>) = 0 [pid 869] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... unlink resumed>) = 0 [pid 869] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 869] chdir("./113" [pid 305] <... umount2 resumed>) = 0 [pid 869] <... chdir resumed>) = 0 [pid 305] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 869] <... prctl resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./111/config" [pid 869] setpgid(0, 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 869] <... setpgid resumed>) = 0 [pid 305] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 868] +++ exited with 0 +++ [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] openat(AT_FDCWD, "./111/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... openat resumed>) = 4 [pid 869] <... openat resumed>) = 3 [pid 305] fstat(4 [pid 869] write(3, "1000", 4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 869] <... write resumed>) = 4 [pid 305] getdents64(4 [pid 869] close(3) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 869] symlink("/dev/binderfs", "./binderfs" [pid 305] getdents64(4 [pid 870] set_robust_list(0x55558b467760, 24 [pid 869] <... symlink resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 869] write(1, "executing program\n", 18) = 18 executing program [pid 305] close(4 [pid 869] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... close resumed>) = 0 [pid 870] <... set_robust_list resumed>) = 0 [pid 869] <... mkdirat resumed>) = 0 [pid 305] rmdir("./111/config" [pid 869] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 869] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 305] <... rmdir resumed>) = 0 [pid 869] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] getdents64(3 [pid 869] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 869] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 870] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./111" [pid 870] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 869] <... mkdirat resumed>) = 0 [pid 309] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rmdir resumed>) = 0 [pid 869] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] mkdir("./112", 0777 [pid 870] chdir("./110" [pid 869] <... symlinkat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 870] <... chdir resumed>) = 0 [pid 869] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... mkdir resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 869] <... unlinkat resumed>) = 0 [pid 870] <... prctl resumed>) = 0 [pid 869] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... openat resumed>) = 3 [pid 307] fstat(3 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 870] setpgid(0, 0 [pid 869] <... rmdir resumed>) = 0 [pid 309] fstat(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] getdents64(3 [pid 870] <... setpgid resumed>) = 0 [pid 869] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 869] <... exit_group resumed>) = ? ci2-android-5-15/strace-static-x86_64: Process 871 attached [pid 870] <... openat resumed>) = 3 [pid 869] +++ exited with 0 +++ [pid 309] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] newfstatat(AT_FDCWD, "./113/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 871 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./108/binderfs" [pid 870] write(3, "1000", 4 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] unlink("./113/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 870] <... write resumed>) = 4 [pid 870] close(3) = 0 [pid 309] <... unlink resumed>) = 0 [pid 307] unlink("./108/binderfs" [pid 870] symlink("/dev/binderfs", "./binderfs" [pid 309] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 870] <... symlink resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 870] write(1, "executing program\n", 18) = 18 [pid 309] <... umount2 resumed>) = 0 [pid 307] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 870] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 871] set_robust_list(0x55558b467760, 24 [pid 870] <... mkdirat resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 870] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 871] <... set_robust_list resumed>) = 0 [pid 870] <... mount resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./113/config" [pid 870] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 870] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 870] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] newfstatat(AT_FDCWD, "./108/config" [pid 870] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [ 33.733941][ T865] Mass Storage Function, version: 2009/09/11 [ 33.741676][ T865] LUN: removable file: (no medium) [ 33.750591][ T868] Mass Storage Function, version: 2009/09/11 [ 33.757376][ T868] LUN: removable file: (no medium) [ 33.771065][ T869] Mass Storage Function, version: 2009/09/11 [ 33.777135][ T869] LUN: removable file: (no medium) [pid 870] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 871] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... restart_syscall resumed>) = 0 [pid 309] openat(AT_FDCWD, "./113/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] umount2("./108/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 4 [pid 871] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] fstat(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] openat(AT_FDCWD, "./108/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... openat resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] fstat(4 [pid 870] <... mkdirat resumed>) = 0 [pid 309] getdents64(4 [pid 308] <... openat resumed>) = 3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] fstat(3 [pid 307] getdents64(4 [pid 309] close(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 871] chdir("./112" [pid 870] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... close resumed>) = 0 [pid 308] getdents64(3 [pid 307] getdents64(4 [pid 871] <... chdir resumed>) = 0 [pid 309] rmdir("./113/config" [pid 871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 870] <... symlinkat resumed>) = 0 [pid 870] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] close(4 [pid 871] <... prctl resumed>) = 0 [pid 309] getdents64(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 871] setpgid(0, 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] newfstatat(AT_FDCWD, "./113/binderfs" [pid 307] rmdir("./108/config" [pid 309] close(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 870] <... unlinkat resumed>) = 0 [pid 871] <... setpgid resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] unlink("./113/binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 309] rmdir("./113" [pid 870] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] getdents64(3 [pid 870] exit_group(0) = ? [pid 871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 870] +++ exited with 0 +++ [pid 309] <... rmdir resumed>) = 0 [pid 308] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] mkdir("./114", 0777 [pid 308] <... umount2 resumed>) = 0 [pid 307] close(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=870, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 871] <... openat resumed>) = 3 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./108" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 871] write(3, "1000", 4) = 4 [pid 871] close(3) = 0 [pid 871] symlink("/dev/binderfs", "./binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] newfstatat(AT_FDCWD, "./113/config" [pid 307] mkdir("./109", 0777 [pid 306] <... restart_syscall resumed>) = 0 [pid 871] <... symlink resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 871] write(1, "executing program\n", 18) = 18 [pid 871] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... mkdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 872 attached [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 872 [pid 308] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 872] set_robust_list(0x55558b467760, 24 [pid 871] <... mkdirat resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW [pid 872] <... set_robust_list resumed>) = 0 [pid 871] mount(NULL, "./config", "configfs", 0, NULL [pid 308] openat(AT_FDCWD, "./113/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... openat resumed>) = 4 [pid 871] <... mount resumed>) = 0 [pid 871] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 871] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 308] fstat(4 [pid 306] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 873 [pid 871] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... openat resumed>) = 3 [pid 308] getdents64(4 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] fstat(3 [pid 872] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 872] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 873 attached [pid 308] close(4 [pid 873] set_robust_list(0x55558b467760, 24 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 872] chdir("./114" [pid 308] <... close resumed>) = 0 [pid 306] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./113/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 873] <... set_robust_list resumed>) = 0 [pid 873] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 873] chdir("./109" [pid 308] <... rmdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./110/binderfs" [pid 872] <... chdir resumed>) = 0 [pid 308] getdents64(3 [pid 872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] unlink("./110/binderfs" [pid 872] <... prctl resumed>) = 0 [pid 873] <... chdir resumed>) = 0 [pid 871] <... mkdirat resumed>) = 0 [pid 308] close(3 [pid 306] <... unlink resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 872] setpgid(0, 0 [pid 308] rmdir("./113" [pid 873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 872] <... setpgid resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 873] <... prctl resumed>) = 0 [pid 873] setpgid(0, 0) = 0 [pid 873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./114", 0777 [pid 306] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 873] <... openat resumed>) = 3 [pid 873] write(3, "1000", 4) = 4 [pid 873] close(3) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] newfstatat(AT_FDCWD, "./110/config" [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 873] symlink("/dev/binderfs", "./binderfs") = 0 [pid 873] write(1, "executing program\n", 18) = 18 [pid 873] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 872] <... openat resumed>) = 3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 874 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 873] <... mkdirat resumed>) = 0 [pid 872] write(3, "1000", 4 executing program [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] openat(AT_FDCWD, "./110/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 872] <... write resumed>) = 4 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 872] close(3 [pid 306] <... openat resumed>) = 4 [pid 306] fstat(4 [pid 872] <... close resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 873] mount(NULL, "./config", "configfs", 0, NULL [pid 306] getdents64(4 [pid 872] symlink("/dev/binderfs", "./binderfs" [pid 873] <... mount resumed>) = 0 [pid 873] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 873] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] getdents64(4 [pid 873] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 872] <... symlink resumed>) = 0 [pid 306] close(4 [pid 873] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 872] write(1, "executing program\n", 18 [pid 306] <... close resumed>) = 0 [pid 873] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 872] <... write resumed>) = 18 executing program [pid 306] rmdir("./110/config" [pid 873] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 873] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 873] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 873] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 872] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] getdents64(3 [pid 873] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 873] exit_group(0 [pid 306] close(3 [pid 873] <... exit_group resumed>) = ? ci2-android-5-15/strace-static-x86_64: Process 874 attached [pid 873] +++ exited with 0 +++ [pid 872] <... mkdirat resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 871] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 872] mount(NULL, "./config", "configfs", 0, NULL [pid 306] rmdir("./110" [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 871] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 871] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 306] <... rmdir resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] mkdir("./111", 0777 [pid 871] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 871] exit_group(0) = ? [pid 306] <... mkdir resumed>) = 0 [pid 872] <... mount resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 872] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 871] +++ exited with 0 +++ [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 875 [pid 872] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=871, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 872] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 872] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 874] set_robust_list(0x55558b467760, 24 [pid 872] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 874] <... set_robust_list resumed>) = 0 [pid 874] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 33.789138][ T870] Mass Storage Function, version: 2009/09/11 [ 33.795974][ T870] LUN: removable file: (no medium) [ 33.809071][ T871] Mass Storage Function, version: 2009/09/11 [ 33.816628][ T871] LUN: removable file: (no medium) [pid 874] chdir("./114") = 0 [pid 874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 874] setpgid(0, 0) = 0 [pid 874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 874] write(3, "1000", 4) = 4 [pid 874] close(3) = 0 [pid 874] symlink("/dev/binderfs", "./binderfs") = 0 [pid 874] write(1, "executing program\n", 18) = 18 [pid 874] mkdirat(AT_FDCWD, "./config", 0777) = 0 ci2-android-5-15/strace-static-x86_64: Process 875 attached [pid 875] set_robust_list(0x55558b467760, 24) = 0 [pid 875] rt_sigprocmask(SIG_SETMASK, [] [pid 874] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 875] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 875] chdir("./111") = 0 [pid 874] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 874] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 874] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 305] fstat(3 [pid 307] fstat(3 [pid 875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 307] getdents64(3 [pid 874] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 875] <... prctl resumed>) = 0 [pid 875] setpgid(0, 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./112/binderfs" [pid 307] newfstatat(AT_FDCWD, "./109/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./112/binderfs" [pid 307] unlink("./109/binderfs" [pid 875] <... setpgid resumed>) = 0 [pid 874] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... unlink resumed>) = 0 [pid 875] <... openat resumed>) = 3 [pid 307] <... unlink resumed>) = 0 [pid 305] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 875] write(3, "1000", 4 [pid 307] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 307] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./109/config" [pid 305] newfstatat(AT_FDCWD, "./112/config" [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./109/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./109/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 875] <... write resumed>) = 4 [pid 875] close(3) = 0 [pid 305] openat(AT_FDCWD, "./112/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... openat resumed>) = 4 [pid 305] <... openat resumed>) = 4 [pid 307] fstat(4 [pid 305] fstat(4 [pid 875] symlink("/dev/binderfs", "./binderfs" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 305] getdents64(4 [pid 875] <... symlink resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 307] close(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 875] write(1, "executing program\n", 18 [pid 307] <... close resumed>) = 0 [pid 305] close(4 [pid 307] rmdir("./109/config" [pid 305] <... close resumed>) = 0 [pid 875] <... write resumed>) = 18 executing program [pid 875] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 305] rmdir("./112/config" [pid 875] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 875] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 875] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 875] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] getdents64(3 [pid 874] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 874] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 305] <... rmdir resumed>) = 0 [pid 874] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 874] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3 [pid 874] <... rmdir resumed>) = 0 [pid 307] close(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... close resumed>) = 0 [pid 305] close(3 [pid 307] rmdir("./109" [pid 305] <... close resumed>) = 0 [pid 874] exit_group(0) = ? [pid 874] +++ exited with 0 +++ [pid 307] <... rmdir resumed>) = 0 [pid 305] rmdir("./112" [pid 307] mkdir("./110", 0777 [pid 872] <... mkdirat resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... mkdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] mkdir("./113", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 875] <... mkdirat resumed>) = 0 [pid 875] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 305] <... mkdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 875] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 875] <... unlinkat resumed>) = 0 [pid 875] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 308] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 875] exit_group(0) = ? [pid 308] <... openat resumed>) = 3 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 877 [pid 308] fstat(3 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 876 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(3 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 875] +++ exited with 0 +++ [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./114/binderfs" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=875, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] unlink("./114/binderfs"ci2-android-5-15/strace-static-x86_64: Process 876 attached ) = 0 [pid 308] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 876] set_robust_list(0x55558b467760, 24) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] newfstatat(AT_FDCWD, "./114/config" [pid 876] chdir("./110" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 876] <... chdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] openat(AT_FDCWD, "./114/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 876] <... prctl resumed>) = 0 [pid 876] setpgid(0, 0 [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4 [pid 876] <... setpgid resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./114/config" [pid 876] <... openat resumed>) = 3 [pid 876] write(3, "1000", 4) = 4 [pid 876] close(3) = 0 [pid 876] symlink("/dev/binderfs", "./binderfs" [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./114" [pid 876] <... symlink resumed>) = 0 [pid 876] write(1, "executing program\n", 18) = 18 [pid 876] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rmdir resumed>) = 0 executing program [pid 308] mkdir("./115", 0777 [pid 876] <... mkdirat resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 877 attached [pid 872] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... restart_syscall resumed>) = 0 [pid 876] mount(NULL, "./config", "configfs", 0, NULL [pid 306] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 872] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 876] <... mount resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 872] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] newfstatat(AT_FDCWD, "./111/binderfs" [pid 876] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./111/binderfs" [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 878 [pid 872] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 876] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... unlink resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 876] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... umount2 resumed>) = 0 [pid 872] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./111/config" [pid 876] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 872] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 876] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] openat(AT_FDCWD, "./111/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 872] exit_group(0 [pid 306] <... openat resumed>) = 4 [ 33.834798][ T872] Mass Storage Function, version: 2009/09/11 [ 33.845488][ T872] LUN: removable file: (no medium) [ 33.852903][ T875] Mass Storage Function, version: 2009/09/11 [ 33.858997][ T875] LUN: removable file: (no medium) ci2-android-5-15/strace-static-x86_64: Process 878 attached [pid 872] <... exit_group resumed>) = ? [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 878] set_robust_list(0x55558b467760, 24 [pid 877] set_robust_list(0x55558b467760, 24 [pid 872] +++ exited with 0 +++ [pid 306] getdents64(4 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=872, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 876] <... mkdirat resumed>) = 0 [pid 309] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... close resumed>) = 0 [pid 309] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rmdir("./111/config" [pid 878] <... set_robust_list resumed>) = 0 [pid 877] <... set_robust_list resumed>) = 0 [pid 876] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... openat resumed>) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 306] <... rmdir resumed>) = 0 [pid 878] rt_sigprocmask(SIG_SETMASK, [] [pid 877] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(3 [pid 309] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] close(3 [pid 309] newfstatat(AT_FDCWD, "./114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... close resumed>) = 0 [pid 309] unlink("./114/binderfs" [pid 306] rmdir("./111" [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./112", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./114/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./114/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 309] getdents64(4 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] getdents64(4 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./114/config") = 0 [pid 309] getdents64(3 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 879 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 879 attached [pid 878] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 877] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 876] <... symlinkat resumed>) = 0 [pid 309] close(3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./114" [pid 878] chdir("./115" [pid 877] chdir("./113" [pid 309] <... rmdir resumed>) = 0 [pid 309] mkdir("./115", 0777 [pid 879] set_robust_list(0x55558b467760, 24 [pid 878] <... chdir resumed>) = 0 [pid 877] <... chdir resumed>) = 0 [pid 876] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... mkdir resumed>) = 0 [pid 878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 878] setpgid(0, 0 [pid 877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 878] <... setpgid resumed>) = 0 [pid 877] <... prctl resumed>) = 0 [pid 879] <... set_robust_list resumed>) = 0 [pid 876] <... unlinkat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 879] rt_sigprocmask(SIG_SETMASK, [] [pid 878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 877] setpgid(0, 0 [pid 876] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 878] <... openat resumed>) = 3 [pid 877] <... setpgid resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 880 attached [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 880 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 879] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 876] <... rmdir resumed>) = 0 [pid 878] write(3, "1000", 4 [pid 877] <... openat resumed>) = 3 [pid 879] chdir("./112") = 0 [pid 879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 879] setpgid(0, 0) = 0 [pid 879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 878] <... write resumed>) = 4 [pid 877] write(3, "1000", 4 [pid 880] set_robust_list(0x55558b467760, 24 [pid 876] exit_group(0 [pid 878] close(3 [pid 877] <... write resumed>) = 4 [pid 876] <... exit_group resumed>) = ? [pid 880] <... set_robust_list resumed>) = 0 [pid 879] <... openat resumed>) = 3 [pid 878] <... close resumed>) = 0 [pid 877] close(3 [pid 876] +++ exited with 0 +++ [pid 880] rt_sigprocmask(SIG_SETMASK, [] [pid 878] symlink("/dev/binderfs", "./binderfs" [pid 877] <... close resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=876, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 880] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 880] chdir("./115") = 0 [pid 880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 878] <... symlink resumed>) = 0 [pid 877] symlink("/dev/binderfs", "./binderfs" [pid 880] setpgid(0, 0) = 0 [pid 880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 880] write(3, "1000", 4) = 4 [pid 880] close(3) = 0 [pid 877] <... symlink resumed>) = 0 [pid 878] write(1, "executing program\n", 18 [pid 877] write(1, "executing program\n", 18 [pid 307] <... restart_syscall resumed>) = 0 [pid 878] <... write resumed>) = 18 executing program executing program [pid 877] <... write resumed>) = 18 [pid 880] symlink("/dev/binderfs", "./binderfs" [pid 878] mkdirat(AT_FDCWD, "./config", 0777 [pid 877] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW [pid 880] <... symlink resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 880] write(1, "executing program\n", 18) = 18 [pid 880] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 878] <... mkdirat resumed>) = 0 [pid 307] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 877] <... mkdirat resumed>) = 0 executing program [pid 880] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... openat resumed>) = 3 [pid 878] mount(NULL, "./config", "configfs", 0, NULL [pid 877] mount(NULL, "./config", "configfs", 0, NULL [pid 307] fstat(3 [pid 880] <... mount resumed>) = 0 [pid 877] <... mount resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 880] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] getdents64(3 [pid 878] <... mount resumed>) = 0 [pid 877] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 880] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 879] write(3, "1000", 4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 880] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 879] <... write resumed>) = 4 [pid 307] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 880] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 879] close(3 [pid 878] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 877] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 880] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 879] <... close resumed>) = 0 [pid 878] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 877] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 879] symlink("/dev/binderfs", "./binderfs" [pid 878] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 877] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 879] <... symlink resumed>) = 0 [pid 878] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 877] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] newfstatat(AT_FDCWD, "./110/binderfs" [pid 879] write(1, "executing program\n", 18) = 18 [pid 879] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 879] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 879] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 879] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 879] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 878] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 877] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 879] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 878] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 877] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] unlink("./110/binderfs" [pid 879] <... symlinkat resumed>) = 0 [pid 879] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 879] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 879] exit_group(0) = ? [pid 880] <... mkdirat resumed>) = 0 [pid 878] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 877] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... unlink resumed>) = 0 [pid 879] +++ exited with 0 +++ [pid 880] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 878] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 877] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 877] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 878] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 877] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... umount2 resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 880] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 880] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 878] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 877] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 878] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 880] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 880] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 880] exit_group(0) = ? [pid 877] exit_group(0 [pid 878] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 877] <... exit_group resumed>) = ? [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 878] exit_group(0 [pid 880] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=880, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] newfstatat(AT_FDCWD, "./110/config" [pid 877] +++ exited with 0 +++ [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 878] <... exit_group resumed>) = ? [pid 307] umount2("./110/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./110/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 878] +++ exited with 0 +++ [pid 307] rmdir("./110/config" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... rmdir resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 308] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./110" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rmdir resumed>) = 0 [pid 307] mkdir("./111", 0777 [pid 308] <... openat resumed>) = 3 [pid 307] <... mkdir resumed>) = 0 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] getdents64(3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 881 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./115/binderfs" [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 881 attached [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 881] set_robust_list(0x55558b467760, 24 [pid 308] unlink("./115/binderfs" [pid 881] <... set_robust_list resumed>) = 0 [pid 881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 881] chdir("./111" [pid 308] <... unlink resumed>) = 0 [pid 881] <... chdir resumed>) = 0 [pid 881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 881] setpgid(0, 0) = 0 [pid 881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 881] <... openat resumed>) = 3 [pid 881] write(3, "1000", 4 [pid 308] <... umount2 resumed>) = 0 [pid 881] <... write resumed>) = 4 [pid 881] close(3) = 0 [pid 881] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 881] write(1, "executing program\n", 18) = 18 executing program [pid 881] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./115/config" [pid 309] <... restart_syscall resumed>) = 0 [pid 881] <... mkdirat resumed>) = 0 [pid 881] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 881] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 881] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 881] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW [pid 881] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 881] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 33.883736][ T876] Mass Storage Function, version: 2009/09/11 [ 33.889958][ T876] LUN: removable file: (no medium) [ 33.918729][ T880] Mass Storage Function, version: 2009/09/11 [ 33.925348][ T880] LUN: removable file: (no medium) [pid 309] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 308] openat(AT_FDCWD, "./115/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 881] <... mkdirat resumed>) = 0 [pid 881] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] fstat(3 [pid 306] fstat(3 [pid 309] fstat(3 [pid 881] <... symlinkat resumed>) = 0 [pid 881] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... openat resumed>) = 4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 308] fstat(4 [pid 305] getdents64(3 [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./115/binderfs" [pid 306] newfstatat(AT_FDCWD, "./112/binderfs" [pid 305] newfstatat(AT_FDCWD, "./113/binderfs" [pid 881] <... unlinkat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(4 [pid 306] unlink("./112/binderfs" [pid 305] unlink("./113/binderfs" [pid 309] unlink("./115/binderfs" [pid 881] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 881] <... rmdir resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 305] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 308] close(4 [pid 309] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./113/config" [pid 309] newfstatat(AT_FDCWD, "./115/config" [pid 308] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./112/config" [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./115/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./115/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 881] exit_group(0) = ? [pid 308] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 4 [pid 305] openat(AT_FDCWD, "./113/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] fstat(4 [pid 305] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] openat(AT_FDCWD, "./112/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] fstat(4 [pid 309] getdents64(4 [pid 308] close(3 [pid 306] <... openat resumed>) = 4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... close resumed>) = 0 [pid 306] fstat(4 [pid 305] getdents64(4 [pid 309] getdents64(4 [pid 308] rmdir("./115" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 305] getdents64(4 [pid 309] close(4 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] close(4 [pid 309] <... close resumed>) = 0 [pid 308] mkdir("./116", 0777 [pid 306] getdents64(4 [pid 305] <... close resumed>) = 0 [pid 309] rmdir("./115/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 881] +++ exited with 0 +++ [pid 308] <... mkdir resumed>) = 0 [pid 306] close(4 [pid 305] rmdir("./113/config" [pid 309] <... rmdir resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... rmdir resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] getdents64(3 [pid 306] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rmdir("./112/config" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] close(3ci2-android-5-15/strace-static-x86_64: Process 882 attached [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 882 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] rmdir("./115" [pid 882] set_robust_list(0x55558b467760, 24 [pid 309] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 305] <... close resumed>) = 0 [pid 309] mkdir("./116", 0777 [pid 882] <... set_robust_list resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./113" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 883 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] close(3 [pid 305] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 883 attached [pid 883] set_robust_list(0x55558b467760, 24 [pid 306] <... close resumed>) = 0 [pid 305] mkdir("./114", 0777 [pid 883] <... set_robust_list resumed>) = 0 [pid 883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] rmdir("./112" [pid 883] chdir("./116") = 0 [pid 883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 883] setpgid(0, 0) = 0 [pid 883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... mkdir resumed>) = 0 [pid 883] <... openat resumed>) = 3 [pid 306] <... rmdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 883] write(3, "1000", 4) = 4 [pid 883] close(3) = 0 [pid 883] symlink("/dev/binderfs", "./binderfs" [pid 306] mkdir("./113", 0777 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 883] <... symlink resumed>) = 0 [pid 883] write(1, "executing program\n", 18) = 18 [pid 883] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... mkdir resumed>) = 0 executing program [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 883] <... mkdirat resumed>) = 0 [pid 883] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 883] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 883] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 883] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 884 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 885 attached [pid 882] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 884 attached [pid 884] set_robust_list(0x55558b467760, 24) = 0 [pid 884] rt_sigprocmask(SIG_SETMASK, [] [pid 307] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 885 [pid 882] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 884] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 884] chdir("./114" [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... openat resumed>) = 3 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 884] <... chdir resumed>) = 0 [pid 884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 884] setpgid(0, 0) = 0 [pid 884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 884] write(3, "1000", 4) = 4 [pid 884] close(3) = 0 [pid 884] symlink("/dev/binderfs", "./binderfs" [pid 307] fstat(3 [pid 882] chdir("./116" [pid 884] <... symlink resumed>) = 0 executing program [pid 884] write(1, "executing program\n", 18) = 18 [pid 884] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 882] <... chdir resumed>) = 0 [pid 307] getdents64(3 [pid 882] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 885] set_robust_list(0x55558b467760, 24 [pid 884] <... mkdirat resumed>) = 0 [pid 884] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 884] <... mount resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 885] <... set_robust_list resumed>) = 0 [pid 883] <... mkdirat resumed>) = 0 [pid 882] <... prctl resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./111/binderfs" [pid 884] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./111/binderfs" [pid 884] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 884] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 884] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 883] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... umount2 resumed>) = 0 [pid 884] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 884] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 882] setpgid(0, 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 884] <... symlinkat resumed>) = 0 [pid 882] <... setpgid resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./111/config" [pid 884] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 884] <... unlinkat resumed>) = 0 [pid 307] umount2("./111/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 884] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 883] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 884] <... rmdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./111/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 884] exit_group(0 [pid 307] <... openat resumed>) = 4 [pid 884] <... exit_group resumed>) = ? [pid 882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] fstat(4 [pid 885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 885] chdir("./113" [pid 883] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 885] <... chdir resumed>) = 0 [pid 885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 884] +++ exited with 0 +++ [pid 883] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] getdents64(4 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 885] <... prctl resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 882] <... openat resumed>) = 3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 882] write(3, "1000", 4 [pid 307] <... close resumed>) = 0 [pid 885] setpgid(0, 0 [pid 883] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] rmdir("./111/config" [pid 882] <... write resumed>) = 4 [pid 885] <... setpgid resumed>) = 0 [pid 885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 882] close(3 [pid 307] <... rmdir resumed>) = 0 [pid 883] exit_group(0 [pid 307] getdents64(3 [pid 882] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 882] symlink("/dev/binderfs", "./binderfs" [pid 307] close(3 [pid 883] <... exit_group resumed>) = ? [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./111") = 0 [pid 882] <... symlink resumed>) = 0 [pid 307] mkdir("./112", 0777 [pid 885] <... openat resumed>) = 3 [pid 885] write(3, "1000", 4) = 4 [pid 885] close(3) = 0 [pid 885] symlink("/dev/binderfs", "./binderfs" [pid 307] <... mkdir resumed>) = 0 [pid 882] write(1, "executing program\n", 18 [pid 885] <... symlink resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 882] <... write resumed>) = 18 executing program [ 33.941986][ T881] Mass Storage Function, version: 2009/09/11 [ 33.948040][ T881] LUN: removable file: (no medium) [ 33.965724][ T883] Mass Storage Function, version: 2009/09/11 [ 33.975146][ T883] LUN: removable file: (no medium) executing program [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 882] mkdirat(AT_FDCWD, "./config", 0777 [pid 885] write(1, "executing program\n", 18) = 18 [pid 885] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 882] <... mkdirat resumed>) = 0 [pid 883] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=883, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 885] <... mkdirat resumed>) = 0 [pid 885] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 882] mount(NULL, "./config", "configfs", 0, NULL [pid 885] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 885] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 886 [pid 885] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 882] <... mount resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 882] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 882] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777ci2-android-5-15/strace-static-x86_64: Process 886 attached ) = -1 EEXIST (File exists) [pid 309] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW [pid 882] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 886] set_robust_list(0x55558b467760, 24 [pid 309] fstat(3 [pid 305] <... openat resumed>) = 3 [pid 886] <... set_robust_list resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 886] rt_sigprocmask(SIG_SETMASK, [] [pid 309] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 886] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 886] chdir("./112" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(3 [pid 309] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 886] <... chdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./116/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./114/binderfs" [pid 309] unlink("./116/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 886] setpgid(0, 0 [pid 885] <... mkdirat resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 305] unlink("./114/binderfs" [pid 886] <... setpgid resumed>) = 0 [pid 882] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 885] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... unlink resumed>) = 0 [pid 886] <... openat resumed>) = 3 [pid 882] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = 0 [pid 886] write(3, "1000", 4 [pid 885] <... symlinkat resumed>) = 0 [pid 305] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 886] <... write resumed>) = 4 [pid 309] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 886] close(3 [pid 885] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... umount2 resumed>) = 0 [pid 886] <... close resumed>) = 0 [pid 882] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 886] symlink("/dev/binderfs", "./binderfs" [pid 885] <... unlinkat resumed>) = 0 [pid 882] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] newfstatat(AT_FDCWD, "./116/config" [pid 305] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 886] <... symlink resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 886] write(1, "executing program\n", 18 [pid 885] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 882] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 886] <... write resumed>) = 18 [pid 882] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] newfstatat(AT_FDCWD, "./114/config" [pid 886] mkdirat(AT_FDCWD, "./config", 0777 [pid 885] <... rmdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 886] <... mkdirat resumed>) = 0 [pid 882] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] openat(AT_FDCWD, "./116/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 886] mount(NULL, "./config", "configfs", 0, NULL [pid 885] exit_group(0 [pid 882] exit_group(0 [pid 886] <... mount resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 305] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 886] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 885] <... exit_group resumed>) = ? [pid 886] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 886] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 885] +++ exited with 0 +++ [pid 882] <... exit_group resumed>) = ? [pid 309] fstat(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 886] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./114/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 886] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] getdents64(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 882] +++ exited with 0 +++ [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... restart_syscall resumed>) = 0 [pid 305] fstat(4 [pid 886] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] close(4 [pid 886] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 309] <... close resumed>) = 0 [pid 308] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 309] rmdir("./116/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 886] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 886] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(4 [pid 309] getdents64(3 [pid 308] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 886] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] fstat(3 [pid 306] <... openat resumed>) = 3 [pid 305] close(4 [pid 309] close(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(3 [pid 886] <... exit_group resumed>) = ? [pid 886] +++ exited with 0 +++ [pid 309] <... close resumed>) = 0 [pid 308] getdents64(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... close resumed>) = 0 [pid 309] rmdir("./116" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] getdents64(3 [pid 305] rmdir("./114/config" [pid 309] <... rmdir resumed>) = 0 [pid 308] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./116/binderfs" [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... rmdir resumed>) = 0 [pid 309] mkdir("./117", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] unlink("./116/binderfs" [pid 305] getdents64(3 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 306] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] close(3 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./116/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./113/binderfs" [pid 305] <... close resumed>) = 0 [pid 308] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./116/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rmdir("./114" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 887 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] unlink("./113/binderfs" [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./116/config" [pid 305] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] getdents64(3 [pid 306] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] mkdir("./115", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./116") = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 308] mkdir("./117", 0777 [pid 306] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_BLOCK, ~[]ci2-android-5-15/strace-static-x86_64: Process 887 attached [pid 308] <... mkdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] newfstatat(AT_FDCWD, "./113/config" [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 887] set_robust_list(0x55558b467760, 24 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 888 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 888 attached [pid 306] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 888] set_robust_list(0x55558b467760, 24) = 0 [pid 888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 888] chdir("./117") = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 889 [pid 888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 888] setpgid(0, 0) = 0 [pid 888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 888] write(3, "1000", 4) = 4 [pid 888] close(3) = 0 [pid 888] symlink("/dev/binderfs", "./binderfs") = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] openat(AT_FDCWD, "./113/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 888] write(1, "executing program\n", 18) = 18 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 888] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... openat resumed>) = 4 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 306] fstat(4 [pid 888] <... mkdirat resumed>) = 0 [pid 887] <... set_robust_list resumed>) = 0 [pid 307] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 888] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(4 [pid 888] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 307] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 888] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... openat resumed>) = 3 [pid 306] getdents64(4 [pid 888] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 887] rt_sigprocmask(SIG_SETMASK, [] [pid 307] fstat(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 ci2-android-5-15/strace-static-x86_64: Process 889 attached [pid 887] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] close(4 [pid 887] chdir("./117" [pid 307] getdents64(3 [pid 306] <... close resumed>) = 0 [pid 889] set_robust_list(0x55558b467760, 24) = 0 [pid 889] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] rmdir("./113/config" [pid 887] <... chdir resumed>) = 0 [pid 307] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 889] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 889] chdir("./115" [pid 306] <... rmdir resumed>) = 0 [pid 887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 889] <... chdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./112/binderfs" [pid 306] getdents64(3 [pid 887] <... prctl resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] unlink("./112/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 887] setpgid(0, 0 [pid 889] <... prctl resumed>) = 0 [pid 889] setpgid(0, 0) = 0 [pid 307] <... unlink resumed>) = 0 [pid 887] <... setpgid resumed>) = 0 [pid 306] close(3 [pid 889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 889] write(3, "1000", 4 [pid 306] <... close resumed>) = 0 [pid 889] <... write resumed>) = 4 [pid 889] close(3 [pid 887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... umount2 resumed>) = 0 [pid 306] rmdir("./113" [pid 889] <... close resumed>) = 0 [pid 889] symlink("/dev/binderfs", "./binderfs" [pid 307] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 889] <... symlink resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 889] write(1, "executing program\n", 18 [pid 887] <... openat resumed>) = 3 [pid 307] newfstatat(AT_FDCWD, "./112/config" [pid 306] mkdir("./114", 0777 [pid 887] write(3, "1000", 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 889] <... write resumed>) = 18 [pid 307] umount2("./112/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 889] mkdirat(AT_FDCWD, "./config", 0777) = 0 executing program [pid 887] <... write resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... mkdir resumed>) = 0 [pid 887] close(3 [pid 307] openat(AT_FDCWD, "./112/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... openat resumed>) = 4 [pid 887] <... close resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 887] symlink("/dev/binderfs", "./binderfs" [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 889] mount(NULL, "./config", "configfs", 0, NULL [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] getdents64(4 [pid 889] <... mount resumed>) = 0 [pid 887] <... symlink resumed>) = 0 [pid 889] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 889] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 889] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 33.992314][ T885] Mass Storage Function, version: 2009/09/11 [ 33.998698][ T885] LUN: removable file: (no medium) [ 34.010766][ T886] Mass Storage Function, version: 2009/09/11 [ 34.016799][ T886] LUN: removable file: (no medium) [ 34.033257][ T888] Mass Storage Function, version: 2009/09/11 [pid 889] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 887] write(1, "executing program\n", 18 [pid 307] getdents64(4 [pid 888] <... mkdirat resumed>) = 0 [pid 887] <... write resumed>) = 18 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 890 [pid 888] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 889] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 888] <... symlinkat resumed>) = 0 executing program [pid 307] close(4 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 889] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 887] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... close resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 889] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 307] rmdir("./112/config" [pid 889] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0ci2-android-5-15/strace-static-x86_64: Process 890 attached [pid 888] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 890] set_robust_list(0x55558b467760, 24 [pid 888] <... unlinkat resumed>) = 0 [pid 890] <... set_robust_list resumed>) = 0 [pid 888] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 890] rt_sigprocmask(SIG_SETMASK, [] [pid 889] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 888] <... rmdir resumed>) = 0 [pid 887] <... mkdirat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 890] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 889] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 888] exit_group(0 [pid 307] getdents64(3 [pid 887] mount(NULL, "./config", "configfs", 0, NULL [pid 890] chdir("./114" [pid 889] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 888] <... exit_group resumed>) = ? [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 890] <... chdir resumed>) = 0 [pid 889] exit_group(0 [pid 888] +++ exited with 0 +++ [pid 887] <... mount resumed>) = 0 [pid 307] close(3 [pid 890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 889] <... exit_group resumed>) = ? [pid 887] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=888, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 890] <... prctl resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... close resumed>) = 0 [pid 890] setpgid(0, 0) = 0 [pid 890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 890] write(3, "1000", 4 [pid 889] +++ exited with 0 +++ [pid 307] rmdir("./112" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 887] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 890] <... write resumed>) = 4 [pid 890] close(3) = 0 [pid 890] symlink("/dev/binderfs", "./binderfs") = 0 [pid 887] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 887] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] mkdir("./113", 0777 [pid 887] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... restart_syscall resumed>) = 0 [pid 890] write(1, "executing program\n", 18) = 18 [pid 890] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 890] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 890] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 890] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 890] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 891 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 308] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... openat resumed>) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./117/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./117/binderfs"ci2-android-5-15/strace-static-x86_64: Process 891 attached [pid 887] <... mkdirat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 305] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 891] set_robust_list(0x55558b467760, 24 [pid 887] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 891] <... set_robust_list resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 305] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] fstat(3 [pid 308] newfstatat(AT_FDCWD, "./117/config" [pid 891] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 891] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(3 [pid 308] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 891] chdir("./113" [pid 890] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 891] <... chdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./117/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 890] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 887] <... symlinkat resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 305] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 891] <... prctl resumed>) = 0 [pid 308] fstat(4 [pid 890] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 887] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 891] setpgid(0, 0 [pid 890] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 887] <... unlinkat resumed>) = 0 [pid 891] <... setpgid resumed>) = 0 [pid 308] getdents64(4 [pid 305] newfstatat(AT_FDCWD, "./115/binderfs" [pid 890] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 887] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 890] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 887] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 891] <... openat resumed>) = 3 [pid 890] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 887] exit_group(0 [pid 308] getdents64(4 [pid 305] unlink("./115/binderfs" [pid 891] write(3, "1000", 4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 890] exit_group(0 [pid 887] <... exit_group resumed>) = ? [pid 891] <... write resumed>) = 4 [pid 890] <... exit_group resumed>) = ? [pid 887] +++ exited with 0 +++ [pid 308] close(4 [pid 305] <... unlink resumed>) = 0 [pid 891] close(3 [pid 308] <... close resumed>) = 0 [pid 305] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 891] <... close resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] rmdir("./117/config" [pid 891] symlink("/dev/binderfs", "./binderfs" [pid 890] +++ exited with 0 +++ [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 891] <... symlink resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 891] write(1, "executing program\n", 18 [pid 308] close(3 [pid 305] newfstatat(AT_FDCWD, "./115/config" [pid 308] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 891] <... write resumed>) = 18 [pid 308] rmdir("./117" executing program [pid 305] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 891] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 891] mount(NULL, "./config", "configfs", 0, NULL [pid 308] mkdir("./118", 0777 [pid 305] openat(AT_FDCWD, "./115/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 891] <... mount resumed>) = 0 [pid 891] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... mkdir resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 891] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] fstat(4 [pid 891] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 891] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] getdents64(4 [pid 306] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 892 [pid 306] <... openat resumed>) = 3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] fstat(3 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] close(4 [pid 306] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 3 [pid 306] newfstatat(AT_FDCWD, "./114/binderfs" [pid 305] <... close resumed>) = 0 [pid 309] fstat(3 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rmdir("./115/config" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] unlink("./114/binderfs") = 0 [pid 306] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 306] <... umount2 resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 306] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(3 [pid 309] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./114/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] newfstatat(AT_FDCWD, "./117/binderfs" [pid 306] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(3 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] unlink("./117/binderfs" [pid 306] openat(AT_FDCWD, "./114/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 309] <... unlink resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] rmdir("./115" [pid 309] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./114/config" [pid 309] <... umount2 resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] mkdir("./116", 0777 [pid 309] newfstatat(AT_FDCWD, "./117/config" [pid 306] close(3) = 0 [pid 306] rmdir("./114") = 0 [pid 306] mkdir("./115", 0777ci2-android-5-15/strace-static-x86_64: Process 892 attached [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 892] set_robust_list(0x55558b467760, 24 [pid 309] openat(AT_FDCWD, "./117/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... openat resumed>) = 4 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 893 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 34.043927][ T888] LUN: removable file: (no medium) [ 34.054177][ T887] Mass Storage Function, version: 2009/09/11 [ 34.060339][ T887] LUN: removable file: (no medium) [ 34.083594][ T891] Mass Storage Function, version: 2009/09/11 ci2-android-5-15/strace-static-x86_64: Process 894 attached ci2-android-5-15/strace-static-x86_64: Process 893 attached [pid 892] <... set_robust_list resumed>) = 0 [pid 891] <... mkdirat resumed>) = 0 [pid 309] fstat(4 [pid 891] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 894 [pid 891] <... symlinkat resumed>) = 0 [pid 891] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 892] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 892] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] getdents64(4 [pid 891] <... unlinkat resumed>) = 0 [pid 891] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 892] chdir("./118" [pid 891] exit_group(0) = ? [pid 309] getdents64(4 [pid 892] <... chdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] close(4 [pid 892] <... prctl resumed>) = 0 [pid 893] set_robust_list(0x55558b467760, 24 [pid 309] <... close resumed>) = 0 [pid 892] setpgid(0, 0 [pid 309] rmdir("./117/config" [pid 891] +++ exited with 0 +++ [pid 309] <... rmdir resumed>) = 0 [pid 892] <... setpgid resumed>) = 0 [pid 309] getdents64(3 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=891, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 894] set_robust_list(0x55558b467760, 24 [pid 892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 894] <... set_robust_list resumed>) = 0 [pid 892] <... openat resumed>) = 3 [pid 309] close(3 [pid 894] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 894] chdir("./116") = 0 [pid 894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 894] setpgid(0, 0) = 0 [pid 894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 892] write(3, "1000", 4 [pid 893] <... set_robust_list resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./117" [pid 892] <... write resumed>) = 4 [pid 894] <... openat resumed>) = 3 [pid 894] write(3, "1000", 4) = 4 [pid 894] close(3 [pid 309] <... rmdir resumed>) = 0 [pid 892] close(3 [pid 309] mkdir("./118", 0777 [pid 894] <... close resumed>) = 0 [pid 894] symlink("/dev/binderfs", "./binderfs") = 0 [pid 894] write(1, "executing program\n", 18 [pid 309] <... mkdir resumed>) = 0 [pid 892] <... close resumed>) = 0 executing program [pid 894] <... write resumed>) = 18 [pid 894] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 892] symlink("/dev/binderfs", "./binderfs" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 892] <... symlink resumed>) = 0 [pid 894] <... mkdirat resumed>) = 0 [pid 894] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 894] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 892] write(1, "executing program\n", 18 [pid 894] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 894] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 893] rt_sigprocmask(SIG_SETMASK, [] [pid 892] <... write resumed>) = 18 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 895 [pid 307] <... restart_syscall resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 895 attached [pid 892] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 895] set_robust_list(0x55558b467760, 24) = 0 [pid 895] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 892] <... mkdirat resumed>) = 0 [pid 892] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW [pid 895] chdir("./118" [pid 892] <... mount resumed>) = 0 [pid 892] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 892] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 892] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... openat resumed>) = 3 [pid 892] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] fstat(3 [pid 892] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 895] <... chdir resumed>) = 0 [pid 893] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(3 [pid 894] <... mkdirat resumed>) = 0 [pid 892] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 892] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 893] chdir("./115" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./113/binderfs" [pid 895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 892] <... symlinkat resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 893] <... chdir resumed>) = 0 [pid 892] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] unlink("./113/binderfs" [pid 895] <... prctl resumed>) = 0 [pid 892] <... unlinkat resumed>) = 0 [pid 895] setpgid(0, 0) = 0 [pid 895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 892] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... unlink resumed>) = 0 [pid 895] <... openat resumed>) = 3 [pid 892] <... rmdir resumed>) = 0 [pid 307] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 893] <... prctl resumed>) = 0 [pid 892] exit_group(0 [pid 895] write(3, "1000", 4 [pid 893] setpgid(0, 0 [pid 892] <... exit_group resumed>) = ? [pid 307] <... umount2 resumed>) = 0 [pid 895] <... write resumed>) = 4 [pid 895] close(3) = 0 [pid 895] symlink("/dev/binderfs", "./binderfs") = 0 [pid 895] write(1, "executing program\n", 18) = 18 [pid 892] +++ exited with 0 +++ [pid 895] mkdirat(AT_FDCWD, "./config", 0777 [pid 893] <... setpgid resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 307] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 895] <... mkdirat resumed>) = 0 [pid 893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] newfstatat(AT_FDCWD, "./113/config" [pid 895] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 895] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] umount2("./113/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 893] <... openat resumed>) = 3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 895] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 893] write(3, "1000", 4 [pid 307] openat(AT_FDCWD, "./113/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 895] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 893] <... write resumed>) = 4 [pid 307] <... openat resumed>) = 4 [pid 895] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 893] close(3 [pid 307] fstat(4 [pid 895] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 893] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 894] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 894] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 893] symlink("/dev/binderfs", "./binderfs" [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 894] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] close(4 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 894] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] rmdir("./113/config" [pid 308] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW [pid 893] <... symlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rmdir resumed>) = 0 executing program [pid 893] write(1, "executing program\n", 18 [pid 308] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(3 [pid 893] <... write resumed>) = 18 [pid 308] <... openat resumed>) = 3 [pid 893] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] fstat(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] close(3 [pid 308] getdents64(3 [pid 307] <... close resumed>) = 0 [pid 894] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] rmdir("./113" [pid 308] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 894] exit_group(0) = ? [pid 894] +++ exited with 0 +++ [pid 893] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rmdir resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./118/binderfs" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=894, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 893] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] mkdir("./114", 0777 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] unlink("./118/binderfs" [pid 895] <... mkdirat resumed>) = 0 [pid 895] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 895] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... mkdir resumed>) = 0 [pid 895] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 895] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... unlink resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 893] <... mount resumed>) = 0 [pid 308] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 895] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 893] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... umount2 resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 895] exit_group(0) = ? [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./118/config" [pid 893] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 896 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 305] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 893] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... openat resumed>) = 3 [pid 893] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 34.095632][ T891] LUN: removable file: (no medium) [ 34.107313][ T894] Mass Storage Function, version: 2009/09/11 [ 34.114928][ T894] LUN: removable file: (no medium) [ 34.128963][ T895] Mass Storage Function, version: 2009/09/11 [ 34.135936][ T895] LUN: removable file: (no medium) [pid 308] openat(AT_FDCWD, "./118/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] fstat(3 [pid 308] <... openat resumed>) = 4 [pid 893] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] fstat(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 308] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 895] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 896 attached [pid 896] set_robust_list(0x55558b467760, 24) = 0 [pid 896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 896] chdir("./114") = 0 [pid 896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 896] setpgid(0, 0) = 0 [pid 896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 896] write(3, "1000", 4) = 4 [pid 896] close(3) = 0 [pid 896] symlink("/dev/binderfs", "./binderfs") = 0 [pid 896] write(1, "executing program\n", 18) = 18 [pid 896] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] newfstatat(AT_FDCWD, "./116/binderfs" [pid 308] close(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=895, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] <... close resumed>) = 0 [pid 305] unlink("./116/binderfs" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] rmdir("./118/config" [pid 305] <... unlink resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 896] <... mkdirat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 308] close(3 [pid 305] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 896] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... close resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 308] rmdir("./118" [pid 305] newfstatat(AT_FDCWD, "./116/config" [pid 896] <... mount resumed>) = 0 [pid 896] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 308] <... rmdir resumed>) = 0 [pid 893] <... mkdirat resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 896] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 896] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 893] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 896] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 308] mkdir("./119", 0777 [pid 305] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 896] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 893] <... symlinkat resumed>) = 0 [pid 896] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 893] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 896] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 896] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... mkdir resumed>) = 0 [pid 309] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] openat(AT_FDCWD, "./116/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 896] <... rmdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... openat resumed>) = 4 [pid 309] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] fstat(4 [pid 309] <... openat resumed>) = 3 [pid 896] exit_group(0) = ? ci2-android-5-15/strace-static-x86_64: Process 897 attached [pid 896] +++ exited with 0 +++ [pid 309] fstat(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 897 [pid 309] getdents64(3 [pid 305] getdents64(4 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] getdents64(4 [pid 309] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] close(4 [pid 309] newfstatat(AT_FDCWD, "./118/binderfs" [pid 305] <... close resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rmdir("./116/config" [pid 309] unlink("./118/binderfs" [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 893] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 893] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 305] <... rmdir resumed>) = 0 [pid 893] exit_group(0 [pid 309] <... unlink resumed>) = 0 [pid 305] getdents64(3 [pid 309] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 893] <... exit_group resumed>) = ? [pid 305] close(3 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./116" [pid 309] newfstatat(AT_FDCWD, "./118/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 897] set_robust_list(0x55558b467760, 24 [pid 305] <... rmdir resumed>) = 0 [pid 309] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] mkdir("./117", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 897] <... set_robust_list resumed>) = 0 [pid 897] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... mkdir resumed>) = 0 [pid 309] openat(AT_FDCWD, "./118/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 897] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... openat resumed>) = 4 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] fstat(4 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 897] chdir("./119") = 0 [pid 897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 893] +++ exited with 0 +++ [pid 897] <... prctl resumed>) = 0 [pid 897] setpgid(0, 0 [pid 309] getdents64(4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 898 [pid 897] <... setpgid resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=893, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 309] getdents64(4 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] close(4 [pid 897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... close resumed>) = 0 [pid 897] <... openat resumed>) = 3 [pid 309] rmdir("./118/config" [pid 897] write(3, "1000", 4) = 4 [pid 897] close(3) = 0 [pid 897] symlink("/dev/binderfs", "./binderfs" [pid 309] <... rmdir resumed>) = 0 [pid 897] <... symlink resumed>) = 0 [pid 309] getdents64(3 [pid 897] write(1, "executing program\n", 18) = 18 executing program [pid 897] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 ci2-android-5-15/strace-static-x86_64: Process 898 attached [pid 309] close(3 [pid 897] <... mkdirat resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 897] mount(NULL, "./config", "configfs", 0, NULL [pid 309] rmdir("./118" [pid 897] <... mount resumed>) = 0 [pid 897] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 897] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 897] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 898] set_robust_list(0x55558b467760, 24 [pid 309] mkdir("./119", 0777) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... restart_syscall resumed>) = 0 [pid 306] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 898] <... set_robust_list resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 899 [pid 306] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 899 attached [pid 898] rt_sigprocmask(SIG_SETMASK, [] [pid 897] <... mkdirat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... openat resumed>) = 3 [pid 898] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 897] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] fstat(3 [pid 899] set_robust_list(0x55558b467760, 24 [pid 898] chdir("./117" [pid 897] <... symlinkat resumed>) = 0 [pid 307] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 897] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 899] <... set_robust_list resumed>) = 0 [pid 898] <... chdir resumed>) = 0 [pid 897] <... unlinkat resumed>) = 0 [pid 307] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] getdents64(3 [pid 897] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... openat resumed>) = 3 [pid 898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 897] <... rmdir resumed>) = 0 [pid 307] fstat(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 899] rt_sigprocmask(SIG_SETMASK, [] [pid 898] <... prctl resumed>) = 0 [pid 897] exit_group(0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 897] <... exit_group resumed>) = ? [pid 307] getdents64(3 [pid 306] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 899] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 898] setpgid(0, 0 [pid 897] +++ exited with 0 +++ [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./115/binderfs" [pid 899] chdir("./119" [pid 898] <... setpgid resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./114/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./114/binderfs" [pid 306] unlink("./115/binderfs" [pid 898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 899] <... chdir resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 306] <... unlink resumed>) = 0 [pid 899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 898] <... openat resumed>) = 3 [pid 307] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./114/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 899] <... prctl resumed>) = 0 [pid 898] write(3, "1000", 4 [pid 307] umount2("./114/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 899] setpgid(0, 0 [pid 898] <... write resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 899] <... setpgid resumed>) = 0 [pid 898] close(3 [pid 307] openat(AT_FDCWD, "./114/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 898] <... close resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 898] symlink("/dev/binderfs", "./binderfs" [pid 307] fstat(4 [pid 306] newfstatat(AT_FDCWD, "./115/config" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 306] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 898] <... symlink resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 899] <... openat resumed>) = 3 [pid 307] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./115/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 898] write(1, "executing program\n", 18 executing program [pid 307] rmdir("./114/config" [pid 899] write(3, "1000", 4 [pid 898] <... write resumed>) = 18 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] fstat(4 [pid 899] <... write resumed>) = 4 [pid 898] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] close(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 899] close(3 [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./114" [pid 306] getdents64(4 [pid 899] <... close resumed>) = 0 [pid 898] <... mkdirat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 307] mkdir("./115", 0777 [pid 899] symlink("/dev/binderfs", "./binderfs" [pid 898] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... mkdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] getdents64(4 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 34.156807][ T893] Mass Storage Function, version: 2009/09/11 [ 34.164460][ T893] LUN: removable file: (no medium) [ 34.183694][ T897] Mass Storage Function, version: 2009/09/11 [ 34.189987][ T897] LUN: removable file: (no medium) [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 899] <... symlink resumed>) = 0 [pid 898] <... mount resumed>) = 0 [pid 899] write(1, "executing program\n", 18 [pid 306] close(4 [pid 898] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 900 [pid 899] <... write resumed>) = 18 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... close resumed>) = 0 executing program [pid 899] mkdirat(AT_FDCWD, "./config", 0777 [pid 898] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rmdir("./115/config"ci2-android-5-15/strace-static-x86_64: Process 900 attached [pid 900] set_robust_list(0x55558b467760, 24) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 898] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 898] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] close(3 [pid 900] rt_sigprocmask(SIG_SETMASK, [] [pid 898] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... close resumed>) = 0 [pid 900] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rmdir("./115" [pid 900] chdir("./115") = 0 [pid 900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 900] setpgid(0, 0 [pid 306] <... rmdir resumed>) = 0 [pid 900] <... setpgid resumed>) = 0 [pid 900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 900] write(3, "1000", 4) = 4 [pid 900] close(3) = 0 [pid 900] symlink("/dev/binderfs", "./binderfs") = 0 [pid 900] write(1, "executing program\n", 18) = 18 [pid 900] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 900] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 900] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 900] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 900] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] mkdir("./116", 0777 [pid 899] <... mkdirat resumed>) = 0 executing program [pid 899] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... mkdir resumed>) = 0 [pid 899] <... mount resumed>) = 0 [pid 898] <... mkdirat resumed>) = 0 [pid 900] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 900] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 899] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 899] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 899] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... openat resumed>) = 3 [pid 898] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 900] <... symlinkat resumed>) = 0 [pid 899] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 898] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] fstat(3 [pid 900] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 899] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 898] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 899] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 901 [pid 899] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] getdents64(3 [pid 900] <... unlinkat resumed>) = 0 [pid 899] <... symlinkat resumed>) = 0 [pid 898] <... unlinkat resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 900] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 899] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 898] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 899] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 899] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] newfstatat(AT_FDCWD, "./119/binderfs" [pid 900] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 899] <... rmdir resumed>) = 0 [pid 898] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 900] exit_group(0 [pid 899] exit_group(0 [pid 898] exit_group(0 [pid 308] unlink("./119/binderfs" [pid 899] <... exit_group resumed>) = ? [pid 900] <... exit_group resumed>) = ? [pid 898] <... exit_group resumed>) = ? [pid 900] +++ exited with 0 +++ [pid 899] +++ exited with 0 +++ [pid 898] +++ exited with 0 +++ [pid 308] <... unlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 901 attached [pid 308] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=898, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... umount2 resumed>) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 901] set_robust_list(0x55558b467760, 24 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 901] <... set_robust_list resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./119/config" [pid 901] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 901] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 901] chdir("./116" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 901] <... chdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./119/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] <... openat resumed>) = 4 [pid 901] setpgid(0, 0 [pid 308] fstat(4 [pid 901] <... setpgid resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] getdents64(4 [pid 901] <... openat resumed>) = 3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 901] write(3, "1000", 4 [pid 308] getdents64(4 [pid 901] <... write resumed>) = 4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 901] close(3 [pid 308] close(4 [pid 901] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 901] symlink("/dev/binderfs", "./binderfs" [pid 308] rmdir("./119/config" [pid 901] <... symlink resumed>) = 0 [pid 901] write(1, "executing program\n", 18) = 18 [pid 901] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rmdir resumed>) = 0 executing program [pid 901] <... mkdirat resumed>) = 0 [pid 308] getdents64(3 [pid 901] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 901] <... mount resumed>) = 0 [pid 308] close(3 [pid 901] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... close resumed>) = 0 [pid 901] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./119" [pid 901] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 901] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 308] mkdir("./120", 0777) = 0 [pid 309] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 901] <... mkdirat resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 901] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 307] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 902 [pid 307] fstat(3 [pid 305] <... openat resumed>) = 3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 309] getdents64(3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 901] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(3 [pid 309] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./119/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./115/binderfs" [pid 309] unlink("./119/binderfs" [pid 305] newfstatat(AT_FDCWD, "./117/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 901] <... unlinkat resumed>) = 0 [pid 901] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] unlink("./115/binderfs" [pid 305] unlink("./117/binderfs" [pid 901] <... rmdir resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 901] exit_group(0 [pid 309] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... unlink resumed>) = 0 [pid 901] <... exit_group resumed>) = ? [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 901] +++ exited with 0 +++ [pid 309] newfstatat(AT_FDCWD, "./119/config" [pid 307] <... umount2 resumed>) = 0 [pid 305] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 902 attached [pid 902] set_robust_list(0x55558b467760, 24 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./119/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] newfstatat(AT_FDCWD, "./115/config" [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... openat resumed>) = 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 902] <... set_robust_list resumed>) = 0 [pid 902] rt_sigprocmask(SIG_SETMASK, [] [pid 309] fstat(4 [pid 307] umount2("./115/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./117/config" [pid 309] getdents64(4 [pid 307] openat(AT_FDCWD, "./115/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 902] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 902] chdir("./120" [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... openat resumed>) = 4 [pid 305] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(4 [pid 307] fstat(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] close(4 [pid 305] openat(AT_FDCWD, "./117/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 902] <... chdir resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] rmdir("./119/config" [pid 305] fstat(4 [pid 307] getdents64(4 [pid 902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 902] setpgid(0, 0) = 0 [pid 902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 307] close(4 [pid 305] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... close resumed>) = 0 [pid 902] <... openat resumed>) = 3 [pid 309] close(3 [pid 307] rmdir("./115/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... close resumed>) = 0 [pid 902] write(3, "1000", 4) = 4 [pid 902] close(3) = 0 [pid 902] symlink("/dev/binderfs", "./binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 305] getdents64(4 [pid 309] rmdir("./119" [pid 307] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 902] <... symlink resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 309] mkdir("./120", 0777 [pid 307] close(3 [pid 305] <... close resumed>) = 0 [pid 902] write(1, "executing program\n", 18) = 18 [pid 902] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... close resumed>) = 0 executing program [pid 305] rmdir("./117/config" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] rmdir("./115" [pid 902] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 902] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 902] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] getdents64(3 [pid 307] mkdir("./116", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 902] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] close(3 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 903 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 903 attached [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rmdir("./117" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] mkdir("./118", 0777ci2-android-5-15/strace-static-x86_64: Process 904 attached [pid 903] set_robust_list(0x55558b467760, 24 [pid 902] <... mkdirat resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 904 [pid 306] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 904] set_robust_list(0x55558b467760, 24 [pid 903] <... set_robust_list resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 904] <... set_robust_list resumed>) = 0 [pid 903] rt_sigprocmask(SIG_SETMASK, [] [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... openat resumed>) = 3 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 904] rt_sigprocmask(SIG_SETMASK, [] [pid 903] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] fstat(3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 904] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 903] chdir("./120" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 904] chdir("./116" [pid 903] <... chdir resumed>) = 0 [pid 306] getdents64(3 [pid 904] <... chdir resumed>) = 0 [pid 903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 903] <... prctl resumed>) = 0 [pid 904] <... prctl resumed>) = 0 [pid 903] setpgid(0, 0 [pid 904] setpgid(0, 0 [pid 903] <... setpgid resumed>) = 0 [pid 904] <... setpgid resumed>) = 0 [pid 903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-15/strace-static-x86_64: Process 905 attached [pid 904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 903] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 905 [pid 905] set_robust_list(0x55558b467760, 24 [pid 904] <... openat resumed>) = 3 [pid 903] write(3, "1000", 4 [pid 902] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 904] write(3, "1000", 4 [pid 903] <... write resumed>) = 4 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 905] <... set_robust_list resumed>) = 0 [pid 904] <... write resumed>) = 4 [pid 903] close(3 [pid 902] <... symlinkat resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 904] close(3 [pid 903] <... close resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./116/binderfs" [pid 904] <... close resumed>) = 0 [pid 903] symlink("/dev/binderfs", "./binderfs" [pid 902] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 905] rt_sigprocmask(SIG_SETMASK, [] [pid 904] symlink("/dev/binderfs", "./binderfs" [pid 903] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 905] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 904] <... symlink resumed>) = 0 [pid 903] write(1, "executing program\n", 18 [pid 902] <... unlinkat resumed>) = 0 executing program [pid 306] unlink("./116/binderfs" [pid 904] write(1, "executing program\n", 18 [pid 903] <... write resumed>) = 18 [pid 904] <... write resumed>) = 18 executing program [pid 903] mkdirat(AT_FDCWD, "./config", 0777 [pid 902] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 905] chdir("./118" [pid 904] mkdirat(AT_FDCWD, "./config", 0777 [pid 903] <... mkdirat resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 905] <... chdir resumed>) = 0 [pid 904] <... mkdirat resumed>) = 0 [pid 903] mount(NULL, "./config", "configfs", 0, NULL [pid 902] <... rmdir resumed>) = 0 [pid 306] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 904] mount(NULL, "./config", "configfs", 0, NULL [pid 903] <... mount resumed>) = 0 [pid 904] <... mount resumed>) = 0 [pid 903] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 902] exit_group(0 [pid 904] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 903] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... umount2 resumed>) = 0 [pid 904] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 903] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 902] <... exit_group resumed>) = ? [pid 306] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 904] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 903] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 905] <... prctl resumed>) = 0 [pid 904] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 34.205062][ T898] Mass Storage Function, version: 2009/09/11 [ 34.211343][ T898] LUN: removable file: (no medium) [ 34.225724][ T901] Mass Storage Function, version: 2009/09/11 [ 34.231861][ T901] LUN: removable file: (no medium) [ 34.245376][ T902] Mass Storage Function, version: 2009/09/11 [ 34.251523][ T902] LUN: removable file: (no medium) [pid 903] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 902] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 905] setpgid(0, 0 [pid 904] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] newfstatat(AT_FDCWD, "./116/config" [pid 905] <... setpgid resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 905] <... openat resumed>) = 3 [pid 904] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 903] <... mkdirat resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 905] write(3, "1000", 4 [pid 904] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] openat(AT_FDCWD, "./116/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 905] <... write resumed>) = 4 [pid 904] <... symlinkat resumed>) = 0 [pid 903] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... openat resumed>) = 4 [pid 904] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW [pid 905] close(3 [pid 904] <... unlinkat resumed>) = 0 [pid 903] <... symlinkat resumed>) = 0 [pid 306] fstat(4 [pid 905] <... close resumed>) = 0 [pid 904] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 905] symlink("/dev/binderfs", "./binderfs" [pid 904] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 903] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] getdents64(4 [pid 904] exit_group(0) = ? [pid 903] <... unlinkat resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 905] <... symlink resumed>) = 0 [pid 904] +++ exited with 0 +++ [pid 308] fstat(3 [pid 306] getdents64(4 [pid 905] write(1, "executing program\n", 18 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] getdents64(3 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 905] <... write resumed>) = 18 [pid 903] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] close(4 [pid 905] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rmdir("./116/config" [pid 308] newfstatat(AT_FDCWD, "./120/binderfs" [pid 903] <... rmdir resumed>) = 0 [pid 903] exit_group(0 [pid 306] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] getdents64(3 [pid 308] unlink("./120/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 903] <... exit_group resumed>) = ? executing program [pid 905] <... mkdirat resumed>) = 0 [pid 903] +++ exited with 0 +++ [pid 308] <... unlink resumed>) = 0 [pid 306] close(3 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... close resumed>) = 0 [pid 905] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... umount2 resumed>) = 0 [pid 306] rmdir("./116" [pid 308] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 905] <... mount resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 905] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 905] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] newfstatat(AT_FDCWD, "./120/config" [pid 306] mkdir("./117", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 905] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 905] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] openat(AT_FDCWD, "./120/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... openat resumed>) = 4 [pid 307] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 905] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] fstat(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 905] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 905] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 905] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 308] getdents64(4 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 906 [pid 309] fstat(3 [pid 307] <... openat resumed>) = 3 [pid 905] <... rmdir resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] fstat(3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 905] exit_group(0 [pid 309] getdents64(3 [pid 308] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 308] close(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 905] <... exit_group resumed>) = ? [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] newfstatat(AT_FDCWD, "./120/binderfs" [pid 308] <... close resumed>) = 0 [pid 307] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 905] +++ exited with 0 +++ [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rmdir("./120/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] unlink("./120/binderfs"ci2-android-5-15/strace-static-x86_64: Process 906 attached [pid 906] set_robust_list(0x55558b467760, 24) = 0 [pid 906] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rmdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./116/binderfs" [pid 906] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] getdents64(3 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] unlink("./116/binderfs" [pid 309] <... umount2 resumed>) = 0 [pid 308] close(3 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 906] chdir("./117" [pid 307] <... unlink resumed>) = 0 [pid 309] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 307] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rmdir("./120" [pid 906] <... chdir resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./120/config" [pid 906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] <... umount2 resumed>) = 0 [pid 906] <... prctl resumed>) = 0 [pid 906] setpgid(0, 0 [pid 308] <... rmdir resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 906] <... setpgid resumed>) = 0 [pid 309] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] mkdir("./121", 0777 [pid 307] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 906] write(3, "1000", 4 [pid 309] openat(AT_FDCWD, "./120/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 906] <... write resumed>) = 4 [pid 307] newfstatat(AT_FDCWD, "./116/config" [pid 906] close(3 [pid 309] <... openat resumed>) = 4 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 906] <... close resumed>) = 0 [pid 309] fstat(4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] umount2("./116/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 906] symlink("/dev/binderfs", "./binderfs" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./116/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] getdents64(4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 907 attached [pid 906] <... symlink resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 907 [pid 307] getdents64(4 [pid 906] write(1, "executing program\n", 18 [pid 309] getdents64(4 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 executing program [pid 907] set_robust_list(0x55558b467760, 24 [pid 906] <... write resumed>) = 18 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 309] close(4 [pid 307] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 906] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] rmdir("./116/config" [pid 907] <... set_robust_list resumed>) = 0 [pid 309] rmdir("./120/config" [pid 307] <... rmdir resumed>) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] rmdir("./116" [pid 907] rt_sigprocmask(SIG_SETMASK, [] [pid 906] <... mkdirat resumed>) = 0 [pid 309] getdents64(3 [pid 307] <... rmdir resumed>) = 0 [pid 906] mount(NULL, "./config", "configfs", 0, NULL [pid 907] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] mkdir("./117", 0777 [pid 907] chdir("./121" [pid 906] <... mount resumed>) = 0 [pid 309] close(3 [pid 307] <... mkdir resumed>) = 0 [pid 906] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 907] <... chdir resumed>) = 0 [pid 906] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... close resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 906] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] rmdir("./120" [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 907] <... prctl resumed>) = 0 [pid 906] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rmdir resumed>) = 0 [pid 907] setpgid(0, 0 [pid 906] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] mkdir("./121", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 908 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 908 attached [pid 908] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 908] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 908] chdir("./117") = 0 [pid 908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 908] setpgid(0, 0) = 0 [pid 908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 908] write(3, "1000", 4) = 4 [pid 908] close(3) = 0 [pid 908] symlink("/dev/binderfs", "./binderfs") = 0 [pid 908] write(1, "executing program\n", 18) = 18 [pid 908] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 908] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 908] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 908] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 908] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... restart_syscall resumed>) = 0 executing program [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 909 [pid 907] <... setpgid resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 909 attached [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 909] set_robust_list(0x55558b467760, 24) = 0 [pid 909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 909] chdir("./121") = 0 [ 34.264807][ T903] Mass Storage Function, version: 2009/09/11 [ 34.271138][ T903] LUN: removable file: (no medium) [ 34.282281][ T905] Mass Storage Function, version: 2009/09/11 [ 34.288510][ T905] LUN: removable file: (no medium) [ 34.304338][ T906] Mass Storage Function, version: 2009/09/11 [pid 909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 909] setpgid(0, 0) = 0 [pid 909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 907] <... openat resumed>) = 3 [pid 305] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 907] write(3, "1000", 4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 907] <... write resumed>) = 4 [pid 305] newfstatat(AT_FDCWD, "./118/binderfs" [pid 907] close(3 [pid 906] <... mkdirat resumed>) = 0 [pid 908] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 908] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 907] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 907] symlink("/dev/binderfs", "./binderfs" [pid 906] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] unlink("./118/binderfs" [pid 908] <... symlinkat resumed>) = 0 [pid 907] <... symlink resumed>) = 0 [pid 908] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 907] write(1, "executing program\n", 18 [pid 305] <... unlink resumed>) = 0 [pid 907] <... write resumed>) = 18 [pid 305] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 908] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 907] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... umount2 resumed>) = 0 [pid 909] <... openat resumed>) = 3 executing program [pid 907] <... mkdirat resumed>) = 0 [pid 305] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 907] mount(NULL, "./config", "configfs", 0, NULL [pid 906] <... symlinkat resumed>) = 0 [pid 907] <... mount resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 907] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 906] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 907] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] newfstatat(AT_FDCWD, "./118/config" [pid 907] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 907] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 906] <... unlinkat resumed>) = 0 [pid 907] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 906] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 908] <... rmdir resumed>) = 0 [pid 305] openat(AT_FDCWD, "./118/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 908] exit_group(0) = ? [pid 908] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 909] write(3, "1000", 4) = 4 [pid 909] close(3) = 0 [pid 909] symlink("/dev/binderfs", "./binderfs" [pid 307] <... restart_syscall resumed>) = 0 [pid 307] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./117/binderfs" [pid 305] <... openat resumed>) = 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./117/binderfs") = 0 [pid 307] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 909] <... symlink resumed>) = 0 [pid 909] write(1, "executing program\n", 18) = 18 [pid 909] mkdirat(AT_FDCWD, "./config", 0777) = 0 executing program [pid 909] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./117/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./117/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 907] <... mkdirat resumed>) = 0 [pid 906] <... rmdir resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 305] getdents64(4 [pid 907] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 906] exit_group(0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 906] <... exit_group resumed>) = ? [pid 307] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./117/config") = 0 [pid 906] +++ exited with 0 +++ [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 907] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] close(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 907] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./117" [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 907] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] close(4 [pid 307] <... rmdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 907] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] mkdir("./118", 0777 [pid 305] rmdir("./118/config" [pid 909] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 909] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 909] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... restart_syscall resumed>) = 0 [pid 305] getdents64(3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 909] <... mkdirat resumed>) = 0 [pid 909] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 305] close(3 [pid 306] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 909] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 910 [pid 305] rmdir("./118" [pid 306] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 909] <... unlinkat resumed>) = 0 [pid 909] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 305] <... rmdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 305] mkdir("./119", 0777 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] fstat(3 [pid 909] exit_group(0) = ? [pid 305] <... mkdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] getdents64(3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 909] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 910 attached [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=909, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 911 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] newfstatat(AT_FDCWD, "./117/binderfs" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] unlink("./117/binderfs" [pid 910] set_robust_list(0x55558b467760, 24) = 0 [pid 910] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... unlink resumed>) = 0 [pid 910] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 910] chdir("./118") = 0 [pid 910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... umount2 resumed>) = 0 [pid 910] <... prctl resumed>) = 0 [pid 306] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 910] setpgid(0, 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./117/config" [pid 910] <... setpgid resumed>) = 0 [pid 910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 907] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 306] umount2("./117/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./117/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 910] <... openat resumed>) = 3 [pid 910] write(3, "1000", 4) = 4 [pid 306] getdents64(4 [pid 910] close(3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 910] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 910] symlink("/dev/binderfs", "./binderfs" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4) = 0 [pid 306] rmdir("./117/config" [pid 910] <... symlink resumed>) = 0 [pid 910] write(1, "executing program\n", 18) = 18 [pid 910] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... rmdir resumed>) = 0 executing program [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 910] <... mkdirat resumed>) = 0 [pid 910] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 306] <... close resumed>) = 0 [pid 910] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] rmdir("./117" [pid 910] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 910] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 910] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 907] exit_group(0 [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 911 attached [pid 910] <... mkdirat resumed>) = 0 [pid 907] <... exit_group resumed>) = ? [pid 306] mkdir("./118", 0777 [pid 911] set_robust_list(0x55558b467760, 24 [pid 309] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 911] <... set_robust_list resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 911] rt_sigprocmask(SIG_SETMASK, [] [pid 309] fstat(3 [pid 911] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 911] chdir("./119" [pid 309] getdents64(3 [pid 911] <... chdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... mkdir resumed>) = 0 [pid 309] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] newfstatat(AT_FDCWD, "./121/binderfs" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 911] <... prctl resumed>) = 0 [pid 309] unlink("./121/binderfs" [pid 911] setpgid(0, 0) = 0 [pid 911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... unlink resumed>) = 0 [pid 911] <... openat resumed>) = 3 [pid 309] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 911] write(3, "1000", 4) = 4 [pid 309] <... umount2 resumed>) = 0 [pid 911] close(3 [pid 309] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 911] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 912 [pid 309] newfstatat(AT_FDCWD, "./121/config" [pid 911] symlink("/dev/binderfs", "./binderfs") = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 911] write(1, "executing program\n", 18 [pid 309] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 911] <... write resumed>) = 18 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 911] mkdirat(AT_FDCWD, "./config", 0777ci2-android-5-15/strace-static-x86_64: Process 912 attached ) = 0 [pid 907] +++ exited with 0 +++ [pid 309] openat(AT_FDCWD, "./121/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 911] mount(NULL, "./config", "configfs", 0, NULL [pid 912] set_robust_list(0x55558b467760, 24 [pid 910] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... openat resumed>) = 4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=907, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 309] fstat(4 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 911] <... mount resumed>) = 0 [pid 309] getdents64(4 [pid 910] <... symlinkat resumed>) = 0 [pid 912] <... set_robust_list resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 911] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 912] rt_sigprocmask(SIG_SETMASK, [] [pid 309] getdents64(4 [pid 911] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 910] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 911] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] close(4 [pid 912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... close resumed>) = 0 [pid 911] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 34.310977][ T906] LUN: removable file: (no medium) [ 34.320303][ T907] Mass Storage Function, version: 2009/09/11 [ 34.326547][ T907] LUN: removable file: (no medium) [ 34.334698][ T909] Mass Storage Function, version: 2009/09/11 [ 34.341034][ T909] LUN: removable file: (no medium) [ 34.353153][ T910] Mass Storage Function, version: 2009/09/11 [ 34.359381][ T910] LUN: removable file: (no medium) [pid 309] rmdir("./121/config" [pid 910] <... unlinkat resumed>) = 0 [pid 912] chdir("./118") = 0 [pid 912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 910] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 912] <... prctl resumed>) = 0 [pid 911] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 910] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 912] setpgid(0, 0) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 910] exit_group(0) = ? [pid 910] +++ exited with 0 +++ [pid 912] <... openat resumed>) = 3 [pid 912] write(3, "1000", 4) = 4 [pid 912] close(3) = 0 [pid 912] symlink("/dev/binderfs", "./binderfs") = 0 [pid 912] write(1, "executing program\n", 18) = 18 [pid 912] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 912] mount(NULL, "./config", "configfs", 0, NULL [pid 309] close(3 [pid 308] <... restart_syscall resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] rmdir("./121" [pid 912] <... mount resumed>) = 0 [pid 912] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 912] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 912] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] mkdir("./122", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 912] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... openat resumed>) = 3 [pid 307] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] fstat(3 [pid 307] <... openat resumed>) = 3 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(3 [pid 308] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 913 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] getdents64(3 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 ci2-android-5-15/strace-static-x86_64: Process 913 attached [pid 912] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 911] <... mkdirat resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 912] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 911] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] newfstatat(AT_FDCWD, "./121/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 912] <... symlinkat resumed>) = 0 [pid 911] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./118/binderfs" [pid 912] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] unlink("./121/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 912] <... unlinkat resumed>) = 0 [pid 911] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... unlink resumed>) = 0 [pid 307] unlink("./118/binderfs" [pid 913] set_robust_list(0x55558b467760, 24 [pid 912] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 911] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 912] <... rmdir resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 912] exit_group(0 [pid 911] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = 0 [pid 912] <... exit_group resumed>) = ? [pid 308] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 911] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 913] <... set_robust_list resumed>) = 0 [pid 912] +++ exited with 0 +++ [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = 0 [pid 911] exit_group(0 [pid 308] newfstatat(AT_FDCWD, "./121/config" [pid 307] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 911] <... exit_group resumed>) = ? [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 911] +++ exited with 0 +++ [pid 308] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./118/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] openat(AT_FDCWD, "./121/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... openat resumed>) = 4 [pid 307] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] openat(AT_FDCWD, "./118/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] getdents64(4 [pid 306] <... openat resumed>) = 3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... openat resumed>) = 4 [pid 308] close(4) = 0 [pid 307] fstat(4 [pid 306] fstat(3 [pid 308] rmdir("./121/config" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 913] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... rmdir resumed>) = 0 [pid 913] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(3 [pid 307] getdents64(4 [pid 306] getdents64(3 [pid 913] chdir("./122" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 913] <... chdir resumed>) = 0 [pid 308] close(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 306] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 913] <... prctl resumed>) = 0 [pid 308] rmdir("./121" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 913] setpgid(0, 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 913] <... setpgid resumed>) = 0 [pid 308] mkdir("./122", 0777 [pid 913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... mkdir resumed>) = 0 [pid 307] close(4 [pid 306] newfstatat(AT_FDCWD, "./118/binderfs" [pid 913] <... openat resumed>) = 3 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... close resumed>) = 0 [pid 913] write(3, "1000", 4 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] rmdir("./118/config" [pid 913] <... write resumed>) = 4 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] unlink("./118/binderfs" [pid 913] close(3 [pid 307] <... rmdir resumed>) = 0 [pid 913] <... close resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 914 [pid 913] symlink("/dev/binderfs", "./binderfs" [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... unlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 914 attached [pid 913] <... symlink resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] getdents64(3 [pid 306] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 913] write(1, "executing program\n", 18) = 18 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 913] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] close(3 [pid 306] <... umount2 resumed>) = 0 executing program [pid 914] set_robust_list(0x55558b467760, 24 [pid 913] <... mkdirat resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rmdir("./118" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 913] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 913] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./118/config" [pid 307] mkdir("./119", 0777 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 913] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 913] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 913] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 914] <... set_robust_list resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] umount2("./118/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 914] rt_sigprocmask(SIG_SETMASK, [] [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 914] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] openat(AT_FDCWD, "./118/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 914] chdir("./122" [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... openat resumed>) = 4 [pid 913] <... mkdirat resumed>) = 0 [pid 305] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW [pid 914] <... chdir resumed>) = 0 [pid 913] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0"ci2-android-5-15/strace-static-x86_64: Process 915 attached [pid 914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 913] <... symlinkat resumed>) = 0 [pid 306] fstat(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 914] <... prctl resumed>) = 0 [pid 913] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 915 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 914] setpgid(0, 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] getdents64(4 [pid 914] <... setpgid resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... openat resumed>) = 3 [pid 913] <... unlinkat resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] fstat(3 [pid 306] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] getdents64(3 [pid 306] close(4 [pid 913] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... close resumed>) = 0 [pid 305] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./118/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 913] <... rmdir resumed>) = 0 [pid 913] exit_group(0 [pid 306] <... rmdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./119/binderfs" [pid 914] <... openat resumed>) = 3 [pid 306] getdents64(3 [pid 914] write(3, "1000", 4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 914] <... write resumed>) = 4 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 914] close(3 [pid 305] unlink("./119/binderfs" [pid 914] <... close resumed>) = 0 [pid 306] close(3 [pid 913] <... exit_group resumed>) = ? [pid 915] set_robust_list(0x55558b467760, 24 [pid 914] symlink("/dev/binderfs", "./binderfs" [pid 913] +++ exited with 0 +++ [pid 306] <... close resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 306] rmdir("./118" [pid 305] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=913, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 915] <... set_robust_list resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... rmdir resumed>) = 0 [pid 915] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = 0 [pid 306] mkdir("./119", 0777 [pid 305] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 915] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 915] chdir("./119") = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./119/config" [pid 915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 914] <... symlink resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 915] <... prctl resumed>) = 0 [pid 914] write(1, "executing program\n", 18 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 915] setpgid(0, 0 [pid 914] <... write resumed>) = 18 [pid 305] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 915] <... setpgid resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 914] mkdirat(AT_FDCWD, "./config", 0777ci2-android-5-15/strace-static-x86_64: Process 916 attached [pid 915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 914] <... mkdirat resumed>) = 0 [pid 305] openat(AT_FDCWD, "./119/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 914] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 916 [pid 916] set_robust_list(0x55558b467760, 24 [pid 915] <... openat resumed>) = 3 [pid 914] <... mount resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 914] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 915] write(3, "1000", 4 [pid 914] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] fstat(4 [pid 915] <... write resumed>) = 4 [pid 914] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 916] <... set_robust_list resumed>) = 0 [pid 915] close(3 [pid 914] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] getdents64(4 [ 34.370833][ T911] Mass Storage Function, version: 2009/09/11 [ 34.377808][ T911] LUN: removable file: (no medium) [ 34.403934][ T913] Mass Storage Function, version: 2009/09/11 [ 34.410217][ T913] LUN: removable file: (no medium) [pid 914] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 916] rt_sigprocmask(SIG_SETMASK, [] [pid 915] <... close resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 916] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 915] symlink("/dev/binderfs", "./binderfs" [pid 305] getdents64(4 [pid 916] chdir("./119" [pid 915] <... symlink resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 916] <... chdir resumed>) = 0 [pid 915] write(1, "executing program\n", 18 executing program [pid 309] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] close(4 [pid 916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 915] <... write resumed>) = 18 [pid 914] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... close resumed>) = 0 [pid 916] <... prctl resumed>) = 0 [pid 915] mkdirat(AT_FDCWD, "./config", 0777 [pid 914] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] rmdir("./119/config" [pid 914] <... symlinkat resumed>) = 0 [pid 915] <... mkdirat resumed>) = 0 [pid 914] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... openat resumed>) = 3 [pid 914] <... unlinkat resumed>) = 0 [pid 309] fstat(3 [pid 305] <... rmdir resumed>) = 0 [pid 916] setpgid(0, 0 [pid 915] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 916] <... setpgid resumed>) = 0 [pid 305] getdents64(3 [pid 309] getdents64(3 [pid 915] <... mount resumed>) = 0 [pid 914] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 915] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 915] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] close(3 [pid 915] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 915] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] newfstatat(AT_FDCWD, "./122/binderfs" [pid 305] <... close resumed>) = 0 [pid 916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 915] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rmdir("./119" [pid 915] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] unlink("./122/binderfs" [pid 914] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 916] <... openat resumed>) = 3 [pid 915] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 914] exit_group(0 [pid 309] <... unlink resumed>) = 0 [pid 305] mkdir("./120", 0777 [pid 914] <... exit_group resumed>) = ? [pid 916] write(3, "1000", 4 [pid 915] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 914] +++ exited with 0 +++ [pid 309] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... mkdir resumed>) = 0 [pid 916] <... write resumed>) = 4 [pid 915] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 916] close(3 [pid 915] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... umount2 resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 915] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 915] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 916] <... close resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./122/config" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 915] exit_group(0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 916] symlink("/dev/binderfs", "./binderfs"ci2-android-5-15/strace-static-x86_64: Process 917 attached ) = 0 [pid 915] <... exit_group resumed>) = ? [pid 309] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 916] write(1, "executing program\n", 18) = 18 [pid 916] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 915] +++ exited with 0 +++ [pid 916] mount(NULL, "./config", "configfs", 0, NULL executing program [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 917 [pid 309] openat(AT_FDCWD, "./122/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 916] <... mount resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] fstat(4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 917] set_robust_list(0x55558b467760, 24 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 916] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] getdents64(4 [pid 917] <... set_robust_list resumed>) = 0 [pid 916] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 916] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] getdents64(4 [pid 917] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 917] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 916] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] close(4 [pid 916] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 917] chdir("./120" [pid 309] <... close resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 917] <... chdir resumed>) = 0 [pid 309] rmdir("./122/config" [pid 917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... rmdir resumed>) = 0 [pid 917] <... prctl resumed>) = 0 [pid 309] getdents64(3 [pid 308] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW [pid 917] setpgid(0, 0 [pid 916] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 917] <... setpgid resumed>) = 0 [pid 309] close(3 [pid 308] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 916] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... close resumed>) = 0 [pid 916] <... symlinkat resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 309] rmdir("./122" [pid 308] fstat(3 [pid 307] fstat(3 [pid 917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 916] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] mkdir("./123", 0777 [pid 308] getdents64(3 [pid 307] getdents64(3 [pid 916] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 917] <... openat resumed>) = 3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 917] write(3, "1000", 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 917] <... write resumed>) = 4 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] newfstatat(AT_FDCWD, "./122/binderfs" [pid 307] newfstatat(AT_FDCWD, "./119/binderfs" [pid 917] close(3 [pid 916] exit_group(0) = ? [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-15/strace-static-x86_64: Process 918 attached [pid 917] <... close resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 918 [pid 918] set_robust_list(0x55558b467760, 24 [pid 917] symlink("/dev/binderfs", "./binderfs" [pid 916] +++ exited with 0 +++ [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] unlink("./122/binderfs" [pid 307] unlink("./119/binderfs" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 308] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... umount2 resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 308] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./122/config" [pid 307] newfstatat(AT_FDCWD, "./119/config" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./122/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./119/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 917] <... symlink resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 918] <... set_robust_list resumed>) = 0 [pid 917] write(1, "executing program\n", 18 [pid 307] <... openat resumed>) = 4 [pid 308] fstat(4 [pid 918] rt_sigprocmask(SIG_SETMASK, [] [pid 917] <... write resumed>) = 18 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(4 [pid 308] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 918] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 917] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] getdents64(4 [pid 307] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 918] chdir("./123" [pid 308] close(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 308] rmdir("./122/config" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 918] <... chdir resumed>) = 0 [pid 918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 918] setpgid(0, 0) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] close(4 [pid 308] getdents64(3 [pid 918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... close resumed>) = 0 [pid 308] close(3 [pid 307] rmdir("./119/config" [pid 308] <... close resumed>) = 0 [pid 918] <... openat resumed>) = 3 [pid 918] write(3, "1000", 4 [pid 307] <... rmdir resumed>) = 0 [pid 917] <... mkdirat resumed>) = 0 [pid 308] rmdir("./122" [pid 307] getdents64(3 [pid 918] <... write resumed>) = 4 [pid 918] close(3) = 0 [pid 918] symlink("/dev/binderfs", "./binderfs") = 0 [pid 917] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] mkdir("./123", 0777 [pid 307] close(3 [pid 918] write(1, "executing program\n", 18) = 18 executing program [pid 918] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 917] <... mount resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 917] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 917] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] rmdir("./119" [pid 917] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 918] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 918] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 917] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] mkdir("./120", 0777 [pid 917] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 918] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 918] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 918] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 919 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 919 attached [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 919] set_robust_list(0x55558b467760, 24) = 0 [pid 919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 919] chdir("./123") = 0 [pid 306] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 920 [pid 919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... openat resumed>) = 3 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] fstat(3 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 919] <... prctl resumed>) = 0 [pid 306] getdents64(3 [pid 919] setpgid(0, 0) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 920 attached [pid 919] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 919] write(3, "1000", 4 [pid 306] newfstatat(AT_FDCWD, "./119/binderfs" [pid 919] <... write resumed>) = 4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 919] close(3 [pid 306] unlink("./119/binderfs" [pid 919] <... close resumed>) = 0 [pid 919] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... unlink resumed>) = 0 [pid 919] write(1, "executing program\n", 18 [pid 306] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 919] <... write resumed>) = 18 [pid 919] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... umount2 resumed>) = 0 executing program [pid 920] set_robust_list(0x55558b467760, 24 [pid 919] <... mkdirat resumed>) = 0 [pid 306] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 919] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 919] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] newfstatat(AT_FDCWD, "./119/config" [pid 919] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 919] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] umount2("./119/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 919] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 919] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [ 34.422710][ T914] Mass Storage Function, version: 2009/09/11 [ 34.428903][ T914] LUN: removable file: (no medium) [ 34.442229][ T916] Mass Storage Function, version: 2009/09/11 [ 34.448267][ T916] LUN: removable file: (no medium) [ 34.463731][ T918] Mass Storage Function, version: 2009/09/11 [pid 306] openat(AT_FDCWD, "./119/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 920] <... set_robust_list resumed>) = 0 [pid 306] <... openat resumed>) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 919] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 918] <... mkdirat resumed>) = 0 [pid 917] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] getdents64(4 [pid 919] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 919] <... symlinkat resumed>) = 0 [pid 917] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 919] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... close resumed>) = 0 [pid 919] <... unlinkat resumed>) = 0 [pid 918] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 917] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 306] rmdir("./119/config" [pid 920] rt_sigprocmask(SIG_SETMASK, [] [pid 919] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 918] <... symlinkat resumed>) = 0 [pid 917] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 919] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 918] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... rmdir resumed>) = 0 [pid 919] exit_group(0 [pid 917] <... unlinkat resumed>) = 0 [pid 306] getdents64(3 [pid 919] <... exit_group resumed>) = ? [pid 917] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 919] +++ exited with 0 +++ [pid 918] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 920] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 920] chdir("./120" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] close(3 [pid 308] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rmdir("./119" [pid 308] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 920] <... chdir resumed>) = 0 [pid 920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 920] setpgid(0, 0) = 0 [pid 920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 917] <... rmdir resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] <... rmdir resumed>) = 0 [pid 308] fstat(3 [pid 306] mkdir("./120", 0777 [pid 917] exit_group(0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 920] <... openat resumed>) = 3 [pid 920] write(3, "1000", 4) = 4 [pid 920] close(3) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 308] getdents64(3 [pid 917] <... exit_group resumed>) = ? [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 920] symlink("/dev/binderfs", "./binderfs" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 920] <... symlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] newfstatat(AT_FDCWD, "./123/binderfs" [pid 920] write(1, "executing program\n", 18) = 18 [pid 920] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./123/binderfs" [pid 917] +++ exited with 0 +++ [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 921 [pid 920] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 308] <... unlink resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 308] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 920] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 920] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 920] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] newfstatat(AT_FDCWD, "./123/config" [pid 920] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 918] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 920] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 921 attached [pid 921] set_robust_list(0x55558b467760, 24 [pid 308] openat(AT_FDCWD, "./123/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 921] <... set_robust_list resumed>) = 0 [pid 921] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... restart_syscall resumed>) = 0 [pid 921] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... openat resumed>) = 4 [pid 921] chdir("./120") = 0 [pid 308] fstat(4 [pid 305] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW [pid 921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 921] setpgid(0, 0) = 0 [pid 921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 921] <... openat resumed>) = 3 [pid 921] write(3, "1000", 4) = 4 [pid 921] close(3) = 0 [pid 921] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] getdents64(4 [pid 305] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 921] write(1, "executing program\n", 18 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 921] <... write resumed>) = 18 executing program [pid 921] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] getdents64(4 [pid 305] <... openat resumed>) = 3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] fstat(3 [pid 308] close(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 308] rmdir("./123/config" [pid 921] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] getdents64(3 [pid 305] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 921] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] close(3 [pid 305] newfstatat(AT_FDCWD, "./120/binderfs" [pid 921] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rmdir("./123" [pid 305] unlink("./120/binderfs" [pid 921] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 921] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 921] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./124", 0777 [pid 305] <... unlink resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... umount2 resumed>) = 0 [pid 920] <... mkdirat resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 920] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 920] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 920] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] newfstatat(AT_FDCWD, "./120/config" [pid 920] <... rmdir resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 922 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 920] exit_group(0) = ? [pid 305] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] openat(AT_FDCWD, "./120/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 922 attached [pid 920] +++ exited with 0 +++ [pid 918] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... openat resumed>) = 4 [pid 922] set_robust_list(0x55558b467760, 24 [pid 918] exit_group(0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=920, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 921] <... mkdirat resumed>) = 0 [pid 305] getdents64(4 [pid 921] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW [pid 921] <... symlinkat resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 921] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 921] <... unlinkat resumed>) = 0 [pid 305] getdents64(4 [pid 921] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 921] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 921] exit_group(0 [pid 918] <... exit_group resumed>) = ? [pid 307] <... openat resumed>) = 3 [pid 921] <... exit_group resumed>) = ? [pid 307] fstat(3 [pid 305] close(4 [pid 922] <... set_robust_list resumed>) = 0 [pid 921] +++ exited with 0 +++ [pid 918] +++ exited with 0 +++ [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... close resumed>) = 0 [pid 307] getdents64(3 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=918, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] rmdir("./120/config" [pid 922] rt_sigprocmask(SIG_SETMASK, [] [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 922] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 922] chdir("./124") = 0 [pid 922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... rmdir resumed>) = 0 [pid 307] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 922] <... prctl resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./120/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 922] setpgid(0, 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] close(3 [pid 307] unlink("./120/binderfs" [pid 922] <... setpgid resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 922] write(3, "1000", 4) = 4 [pid 922] close(3 [pid 307] <... unlink resumed>) = 0 [pid 305] rmdir("./120" [pid 307] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 922] <... close resumed>) = 0 [pid 922] symlink("/dev/binderfs", "./binderfs") = 0 [pid 307] <... umount2 resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 307] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] mkdir("./121", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 922] write(1, "executing program\n", 18) = 18 executing program [pid 922] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 307] newfstatat(AT_FDCWD, "./120/config" [pid 305] <... mkdir resumed>) = 0 [pid 922] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 922] <... mount resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] openat(AT_FDCWD, "./120/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 922] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 922] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 34.474564][ T918] LUN: removable file: (no medium) [ 34.486399][ T920] Mass Storage Function, version: 2009/09/11 [ 34.496576][ T920] LUN: removable file: (no medium) [ 34.503872][ T921] Mass Storage Function, version: 2009/09/11 [ 34.510546][ T921] LUN: removable file: (no medium) [pid 922] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 923 attached [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] <... restart_syscall resumed>) = 0 [pid 922] <... mkdirat resumed>) = 0 [pid 922] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 922] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] fstat(4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 923 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 307] close(4 [pid 309] fstat(3 [pid 306] <... openat resumed>) = 3 [pid 307] <... close resumed>) = 0 [pid 306] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] rmdir("./120/config" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 922] <... unlinkat resumed>) = 0 [pid 922] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 922] <... rmdir resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./123/binderfs" [pid 307] close(3 [pid 306] newfstatat(AT_FDCWD, "./120/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./120/binderfs" [pid 309] unlink("./123/binderfs" [pid 307] rmdir("./120" [pid 922] exit_group(0 [pid 306] <... unlink resumed>) = 0 [pid 922] <... exit_group resumed>) = ? [pid 309] <... unlink resumed>) = 0 [pid 306] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rmdir resumed>) = 0 [pid 309] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] mkdir("./121", 0777 [pid 306] <... umount2 resumed>) = 0 [pid 306] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 922] +++ exited with 0 +++ [pid 923] set_robust_list(0x55558b467760, 24) = 0 [pid 923] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] newfstatat(AT_FDCWD, "./120/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] newfstatat(AT_FDCWD, "./123/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./120/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 923] chdir("./121") = 0 [pid 923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 923] setpgid(0, 0) = 0 [pid 923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 924 [pid 306] openat(AT_FDCWD, "./120/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 4 [pid 309] openat(AT_FDCWD, "./123/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] fstat(4 [pid 309] <... openat resumed>) = 4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] fstat(4 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 309] getdents64(4 [pid 923] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 309] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 923] write(3, "1000", 4 [pid 309] close(4 [pid 306] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 306] rmdir("./120/config" [pid 309] rmdir("./123/config" [pid 923] <... write resumed>) = 4 [pid 923] close(3) = 0 [pid 923] symlink("/dev/binderfs", "./binderfs" [pid 306] <... rmdir resumed>) = 0 [pid 923] <... symlink resumed>) = 0 [pid 923] write(1, "executing program\n", 18) = 18 [pid 923] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 309] getdents64(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 309] close(3 [pid 306] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 306] rmdir("./120" [pid 309] rmdir("./123" [pid 306] <... rmdir resumed>) = 0 executing program [pid 309] <... rmdir resumed>) = 0 [pid 306] mkdir("./121", 0777 [pid 309] mkdir("./124", 0777 [pid 923] <... mkdirat resumed>) = 0 [pid 923] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 923] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] <... mkdir resumed>) = 0 [pid 923] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 923] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 923] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 926 attached ci2-android-5-15/strace-static-x86_64: Process 925 attached ci2-android-5-15/strace-static-x86_64: Process 924 attached [pid 925] set_robust_list(0x55558b467760, 24 [pid 923] <... mkdirat resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 926 [pid 308] umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 925 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 923] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 308] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 923] <... symlinkat resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 923] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 923] <... unlinkat resumed>) = 0 [pid 923] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] getdents64(3 [pid 923] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 923] exit_group(0 [pid 308] umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 925] <... set_robust_list resumed>) = 0 [pid 923] <... exit_group resumed>) = ? [pid 926] set_robust_list(0x55558b467760, 24 [pid 925] rt_sigprocmask(SIG_SETMASK, [] [pid 924] set_robust_list(0x55558b467760, 24 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 923] +++ exited with 0 +++ [pid 308] newfstatat(AT_FDCWD, "./124/binderfs" [pid 926] <... set_robust_list resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] unlink("./124/binderfs" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 926] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] <... unlink resumed>) = 0 [pid 926] chdir("./124" [pid 308] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 926] <... chdir resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 926] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 926] <... prctl resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 926] setpgid(0, 0 [pid 308] newfstatat(AT_FDCWD, "./124/config" [pid 926] <... setpgid resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 926] <... openat resumed>) = 3 [pid 925] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 924] <... set_robust_list resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 926] write(3, "1000", 4 [pid 925] chdir("./121" [pid 924] rt_sigprocmask(SIG_SETMASK, [] [pid 308] openat(AT_FDCWD, "./124/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 925] <... chdir resumed>) = 0 [pid 924] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... openat resumed>) = 4 [pid 925] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 924] chdir("./121" [pid 308] fstat(4 [pid 925] <... prctl resumed>) = 0 [pid 924] <... chdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 925] setpgid(0, 0 [pid 924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] getdents64(4 [pid 925] <... setpgid resumed>) = 0 [pid 924] <... prctl resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 926] <... write resumed>) = 4 [pid 925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 924] setpgid(0, 0 [pid 308] getdents64(4 [pid 926] close(3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 926] <... close resumed>) = 0 [pid 925] <... openat resumed>) = 3 [pid 924] <... setpgid resumed>) = 0 [pid 308] close(4 [pid 926] symlink("/dev/binderfs", "./binderfs") = 0 [pid 925] write(3, "1000", 4 executing program [pid 924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... close resumed>) = 0 [pid 926] write(1, "executing program\n", 18 [pid 308] rmdir("./124/config" [pid 925] <... write resumed>) = 4 [pid 926] <... write resumed>) = 18 [pid 926] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 925] close(3 [pid 924] <... openat resumed>) = 3 [pid 308] <... rmdir resumed>) = 0 [pid 926] mount(NULL, "./config", "configfs", 0, NULL [pid 308] getdents64(3 [pid 925] <... close resumed>) = 0 [pid 924] write(3, "1000", 4 [pid 925] symlink("/dev/binderfs", "./binderfs" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 926] <... mount resumed>) = 0 [pid 308] close(3 [pid 926] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... close resumed>) = 0 [pid 926] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] rmdir("./124" [pid 926] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 926] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 925] <... symlink resumed>) = 0 [pid 924] <... write resumed>) = 4 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 executing program [pid 925] write(1, "executing program\n", 18 [pid 924] close(3 [pid 308] mkdir("./125", 0777 [pid 925] <... write resumed>) = 18 [pid 924] <... close resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 926] <... mkdirat resumed>) = 0 [pid 925] mkdirat(AT_FDCWD, "./config", 0777 [pid 924] symlink("/dev/binderfs", "./binderfs" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW [pid 926] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 926] <... symlinkat resumed>) = 0 [pid 925] <... mkdirat resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 926] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 926] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0"ci2-android-5-15/strace-static-x86_64: Process 927 attached ) = 0 [pid 925] mount(NULL, "./config", "configfs", 0, NULL [pid 924] <... symlink resumed>) = 0 [pid 305] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 926] exit_group(0 [pid 925] <... mount resumed>) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 927 [pid 305] <... openat resumed>) = 3 [pid 927] set_robust_list(0x55558b467760, 24 [pid 925] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 924] write(1, "executing program\n", 18 [pid 926] <... exit_group resumed>) = ? [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] fstat(3 [pid 925] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 927] <... set_robust_list resumed>) = 0 executing program [ 34.522131][ T922] Mass Storage Function, version: 2009/09/11 [ 34.528291][ T922] LUN: removable file: (no medium) [ 34.542891][ T923] Mass Storage Function, version: 2009/09/11 [ 34.549267][ T923] LUN: removable file: (no medium) [ 34.562747][ T926] Mass Storage Function, version: 2009/09/11 [ 34.568798][ T926] LUN: removable file: (no medium) [pid 924] <... write resumed>) = 18 [pid 925] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 925] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 924] mkdirat(AT_FDCWD, "./config", 0777 [pid 925] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] getdents64(3 [pid 926] +++ exited with 0 +++ [pid 924] <... mkdirat resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 927] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 927] chdir("./125") = 0 [pid 927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 927] setpgid(0, 0) = 0 [pid 927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 927] write(3, "1000", 4) = 4 [pid 927] close(3) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 924] mount(NULL, "./config", "configfs", 0, NULL [pid 305] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 927] symlink("/dev/binderfs", "./binderfs") = 0 [pid 927] write(1, "executing program\n", 18) = 18 executing program [pid 927] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 927] mount(NULL, "./config", "configfs", 0, NULL [pid 925] <... mkdirat resumed>) = 0 [pid 924] <... mount resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 924] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./121/binderfs" [pid 925] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 924] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 924] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 925] <... symlinkat resumed>) = 0 [pid 924] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] unlink("./121/binderfs" [pid 924] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 927] <... mount resumed>) = 0 [pid 927] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 305] <... unlink resumed>) = 0 [pid 925] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 924] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 924] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... openat resumed>) = 3 [pid 925] <... unlinkat resumed>) = 0 [pid 924] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] fstat(3 [pid 305] <... umount2 resumed>) = 0 [pid 924] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 924] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] getdents64(3 [pid 927] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 927] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 925] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 925] <... rmdir resumed>) = 0 [pid 924] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] newfstatat(AT_FDCWD, "./121/config" [pid 309] umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] newfstatat(AT_FDCWD, "./124/binderfs" [pid 305] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] unlink("./124/binderfs" [pid 305] openat(AT_FDCWD, "./121/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 925] exit_group(0) = ? [pid 925] +++ exited with 0 +++ [pid 309] <... unlink resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 309] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] fstat(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=925, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 927] <... mkdirat resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 927] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 924] <... rmdir resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./124/config" [pid 305] getdents64(4 [pid 927] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 924] exit_group(0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 924] <... exit_group resumed>) = ? [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 927] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 927] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 927] exit_group(0) = ? [pid 924] +++ exited with 0 +++ [pid 305] close(4 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] openat(AT_FDCWD, "./124/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... close resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 305] rmdir("./121/config" [pid 309] fstat(4 [pid 927] +++ exited with 0 +++ [pid 305] <... rmdir resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 309] getdents64(4 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] close(3 [pid 309] getdents64(4 [pid 305] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./121" [pid 309] close(4) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] rmdir("./124/config" [pid 305] mkdir("./122", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] getdents64(3 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./124" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... rmdir resumed>) = 0 [pid 309] mkdir("./125", 0777 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 928 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 928 attached [pid 928] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 928] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 928] chdir("./122") = 0 [pid 928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 928] setpgid(0, 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 929 [pid 928] <... setpgid resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-android-5-15/strace-static-x86_64: Process 929 attached ) = 3 [pid 928] write(3, "1000", 4) = 4 [pid 928] close(3) = 0 [pid 928] symlink("/dev/binderfs", "./binderfs" [pid 929] set_robust_list(0x55558b467760, 24) = 0 [pid 928] <... symlink resumed>) = 0 [pid 928] write(1, "executing program\n", 18) = 18 executing program [pid 928] mkdirat(AT_FDCWD, "./config", 0777 [pid 929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 928] <... mkdirat resumed>) = 0 [pid 928] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 928] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 928] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 928] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 929] chdir("./125" [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] umount2("./125", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 308] fstat(3 [pid 307] fstat(3 [pid 306] fstat(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 928] <... mkdirat resumed>) = 0 [pid 308] umount2("./125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./125/binderfs" [pid 307] newfstatat(AT_FDCWD, "./121/binderfs" [pid 306] newfstatat(AT_FDCWD, "./121/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 929] <... chdir resumed>) = 0 [pid 928] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] unlink("./125/binderfs" [pid 307] unlink("./121/binderfs" [pid 306] unlink("./121/binderfs" [pid 929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 928] <... symlinkat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 308] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 929] <... prctl resumed>) = 0 [pid 928] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 308] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./125/config" [pid 307] newfstatat(AT_FDCWD, "./121/config" [pid 306] newfstatat(AT_FDCWD, "./121/config" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./121/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 929] setpgid(0, 0 [pid 928] <... unlinkat resumed>) = 0 [pid 308] openat(AT_FDCWD, "./125/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] openat(AT_FDCWD, "./121/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./121/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 929] <... setpgid resumed>) = 0 [pid 928] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... openat resumed>) = 4 [pid 307] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 308] fstat(4 [pid 307] fstat(4 [pid 306] fstat(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 928] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 307] close(4 [pid 306] close(4 [pid 929] <... openat resumed>) = 3 [pid 928] exit_group(0 [pid 308] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] rmdir("./125/config" [pid 307] rmdir("./121/config" [pid 306] rmdir("./121/config" [pid 929] write(3, "1000", 4 [pid 928] <... exit_group resumed>) = ? [pid 308] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 929] <... write resumed>) = 4 [pid 308] getdents64(3 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 928] +++ exited with 0 +++ [pid 308] close(3 [pid 307] close(3 [pid 306] close(3 [pid 929] close(3 [pid 308] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 929] <... close resumed>) = 0 [pid 308] rmdir("./125" [pid 307] rmdir("./121" [pid 306] rmdir("./121" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 929] symlink("/dev/binderfs", "./binderfs" [pid 308] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] mkdir("./126", 0777 [pid 307] mkdir("./122", 0777 [pid 306] mkdir("./122", 0777 [pid 929] <... symlink resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 929] write(1, "executing program\n", 18 executing program [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 929] <... write resumed>) = 18 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 929] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 932 attached ci2-android-5-15/strace-static-x86_64: Process 931 attached ci2-android-5-15/strace-static-x86_64: Process 930 attached [pid 929] <... mkdirat resumed>) = 0 [pid 305] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 930 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 931 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 932 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 930] set_robust_list(0x55558b467760, 24 [pid 929] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 932] set_robust_list(0x55558b467760, 24 [pid 931] set_robust_list(0x55558b467760, 24 [pid 930] <... set_robust_list resumed>) = 0 [pid 929] <... mount resumed>) = 0 [pid 305] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 930] rt_sigprocmask(SIG_SETMASK, [] [pid 929] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] <... openat resumed>) = 3 [pid 932] <... set_robust_list resumed>) = 0 [pid 931] <... set_robust_list resumed>) = 0 [pid 930] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 929] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 930] chdir("./126" [ 34.577396][ T925] Mass Storage Function, version: 2009/09/11 [ 34.584122][ T925] LUN: removable file: (no medium) [ 34.592283][ T927] Mass Storage Function, version: 2009/09/11 [ 34.598302][ T927] LUN: removable file: (no medium) [ 34.613450][ T928] Mass Storage Function, version: 2009/09/11 [ 34.619560][ T928] LUN: removable file: (no medium) [pid 929] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 931] rt_sigprocmask(SIG_SETMASK, [] [pid 930] <... chdir resumed>) = 0 [pid 929] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] getdents64(3 [pid 930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 929] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 930] <... prctl resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 932] rt_sigprocmask(SIG_SETMASK, [] [pid 305] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 932] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] newfstatat(AT_FDCWD, "./122/binderfs" [pid 932] chdir("./122" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 932] <... chdir resumed>) = 0 [pid 305] unlink("./122/binderfs" [pid 932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... unlink resumed>) = 0 [pid 932] <... prctl resumed>) = 0 [pid 305] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 932] setpgid(0, 0) = 0 [pid 932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 932] write(3, "1000", 4 [pid 305] <... umount2 resumed>) = 0 [pid 932] <... write resumed>) = 4 [pid 305] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 932] close(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 932] <... close resumed>) = 0 [pid 931] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 930] setpgid(0, 0 [pid 305] newfstatat(AT_FDCWD, "./122/config" [pid 932] symlink("/dev/binderfs", "./binderfs" [pid 931] chdir("./122" [pid 930] <... setpgid resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 932] <... symlink resumed>) = 0 [pid 931] <... chdir resumed>) = 0 [pid 930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 929] <... mkdirat resumed>) = 0 [pid 305] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 932] write(1, "executing program\n", 18 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 932] <... write resumed>) = 18 [pid 305] openat(AT_FDCWD, "./122/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 932] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... openat resumed>) = 4 executing program [pid 932] <... mkdirat resumed>) = 0 [pid 931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 930] <... openat resumed>) = 3 [pid 929] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 932] mount(NULL, "./config", "configfs", 0, NULL [pid 931] <... prctl resumed>) = 0 [pid 930] write(3, "1000", 4 [pid 305] <... close resumed>) = 0 [pid 929] <... symlinkat resumed>) = 0 [pid 305] rmdir("./122/config" [pid 932] <... mount resumed>) = 0 [pid 931] setpgid(0, 0 [pid 930] <... write resumed>) = 4 [pid 929] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./122" [pid 932] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 931] <... setpgid resumed>) = 0 [pid 930] close(3 [pid 929] <... unlinkat resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./123", 0777 [pid 932] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 930] <... close resumed>) = 0 [pid 929] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 932] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 931] <... openat resumed>) = 3 [pid 930] symlink("/dev/binderfs", "./binderfs" [pid 929] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 933 attached [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 933 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 931] write(3, "1000", 4 [pid 930] <... symlink resumed>) = 0 [pid 931] <... write resumed>) = 4 [pid 931] close(3 [pid 930] write(1, "executing program\n", 18 [pid 932] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 931] <... close resumed>) = 0 [pid 932] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 930] <... write resumed>) = 18 executing program [pid 931] symlink("/dev/binderfs", "./binderfs" [pid 930] mkdirat(AT_FDCWD, "./config", 0777 [pid 931] <... symlink resumed>) = 0 [pid 931] write(1, "executing program\n", 18 [pid 930] <... mkdirat resumed>) = 0 [pid 933] set_robust_list(0x55558b467760, 24 [pid 929] exit_group(0 [pid 933] <... set_robust_list resumed>) = 0 [pid 929] <... exit_group resumed>) = ? executing program [pid 933] rt_sigprocmask(SIG_SETMASK, [] [pid 932] <... mkdirat resumed>) = 0 [pid 931] <... write resumed>) = 18 [pid 930] mount(NULL, "./config", "configfs", 0, NULL [pid 929] +++ exited with 0 +++ [pid 931] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 930] <... mount resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 931] <... mkdirat resumed>) = 0 [pid 931] mount(NULL, "./config", "configfs", 0, NULL [pid 930] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 931] <... mount resumed>) = 0 [pid 930] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 931] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 930] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 931] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 930] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 931] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 930] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 931] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 930] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 931] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 930] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 931] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 931] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 930] <... symlinkat resumed>) = 0 [pid 931] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 930] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 931] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 930] <... unlinkat resumed>) = 0 [pid 931] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 930] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 931] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] umount2("./125", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 930] <... rmdir resumed>) = 0 [pid 309] openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 931] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 930] exit_group(0 [pid 309] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 931] exit_group(0 [pid 930] <... exit_group resumed>) = ? [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 931] <... exit_group resumed>) = ? [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./125/binderfs" [pid 930] +++ exited with 0 +++ [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./125/binderfs" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... unlink resumed>) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 931] +++ exited with 0 +++ [pid 933] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 932] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] newfstatat(AT_FDCWD, "./125/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./125/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 933] chdir("./123" [pid 309] <... openat resumed>) = 4 [pid 309] fstat(4 [pid 932] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 933] <... chdir resumed>) = 0 [pid 932] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./125/config") = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./125") = 0 [pid 309] mkdir("./126", 0777) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 934 ci2-android-5-15/strace-static-x86_64: Process 934 attached [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 934] set_robust_list(0x55558b467760, 24 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 934] <... set_robust_list resumed>) = 0 [pid 933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 932] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 933] setpgid(0, 0 [pid 934] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 934] chdir("./126" [pid 933] <... setpgid resumed>) = 0 [pid 932] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 934] <... chdir resumed>) = 0 [pid 934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 934] setpgid(0, 0) = 0 [pid 934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 932] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 934] <... openat resumed>) = 3 [pid 933] <... openat resumed>) = 3 [pid 932] exit_group(0 [pid 934] write(3, "1000", 4) = 4 [pid 934] close(3) = 0 [pid 934] symlink("/dev/binderfs", "./binderfs" [pid 933] write(3, "1000", 4 [pid 932] <... exit_group resumed>) = ? [pid 934] <... symlink resumed>) = 0 [pid 933] <... write resumed>) = 4 [pid 934] write(1, "executing program\n", 18) = 18 [pid 934] mkdirat(AT_FDCWD, "./config", 0777 [pid 932] +++ exited with 0 +++ [pid 308] <... restart_syscall resumed>) = 0 executing program [pid 933] close(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 933] <... close resumed>) = 0 [pid 933] symlink("/dev/binderfs", "./binderfs" [pid 308] umount2("./126", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... restart_syscall resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 933] <... symlink resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 933] write(1, "executing program\n", 18 [pid 308] fstat(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 3 [pid 933] <... write resumed>) = 18 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 307] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] fstat(3 [pid 308] getdents64(3 [pid 307] <... openat resumed>) = 3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 933] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] fstat(3 [pid 306] getdents64(3 [pid 308] umount2("./126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(3 [pid 306] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./126/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 933] <... mkdirat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./122/binderfs" [pid 933] mount(NULL, "./config", "configfs", 0, NULL [pid 308] unlink("./126/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 933] <... mount resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./122/binderfs" [pid 306] unlink("./122/binderfs" [pid 933] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... unlink resumed>) = 0 [pid 934] <... mkdirat resumed>) = 0 [pid 933] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = 0 [pid 307] unlink("./122/binderfs" [pid 306] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 934] mount(NULL, "./config", "configfs", 0, NULL [pid 933] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 934] <... mount resumed>) = 0 [pid 933] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... unlink resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [ 34.643152][ T929] Mass Storage Function, version: 2009/09/11 [ 34.649225][ T929] LUN: removable file: (no medium) [ 34.662575][ T932] Mass Storage Function, version: 2009/09/11 [ 34.668641][ T932] LUN: removable file: (no medium) [pid 934] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 933] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] newfstatat(AT_FDCWD, "./126/config" [pid 307] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 934] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 934] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./122/config" [pid 934] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 934] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] openat(AT_FDCWD, "./126/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... openat resumed>) = 4 [pid 307] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] fstat(4 [pid 307] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./122/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 4 [pid 308] getdents64(4 [pid 307] newfstatat(AT_FDCWD, "./122/config" [pid 306] fstat(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 306] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] close(4 [pid 306] getdents64(4 [pid 308] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] rmdir("./126/config" [pid 306] close(4 [pid 933] <... mkdirat resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... close resumed>) = 0 [pid 308] getdents64(3 [pid 306] rmdir("./122/config" [pid 934] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./122/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 933] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 934] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 933] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 933] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 934] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 934] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 933] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] openat(AT_FDCWD, "./122/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 934] exit_group(0) = ? [pid 307] <... openat resumed>) = 4 [pid 934] +++ exited with 0 +++ [pid 933] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 933] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] getdents64(4 [pid 309] umount2("./126", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 933] exit_group(0 [pid 309] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 933] <... exit_group resumed>) = ? [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 933] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 305] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(3 [pid 307] getdents64(4 [pid 306] <... rmdir resumed>) = 0 [pid 305] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./126/binderfs" [pid 308] rmdir("./126" [pid 307] close(4 [pid 306] getdents64(3 [pid 305] newfstatat(AT_FDCWD, "./123/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./126/binderfs" [pid 308] mkdir("./127", 0777 [pid 307] <... close resumed>) = 0 [pid 305] unlink("./123/binderfs" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... unlink resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] rmdir("./122/config" [pid 306] close(3 [pid 305] <... unlink resumed>) = 0 [pid 309] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 309] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./126/config" [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 935 [pid 305] newfstatat(AT_FDCWD, "./123/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./126/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./123/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 4 [pid 305] <... openat resumed>) = 4 [pid 309] fstat(4 [pid 305] fstat(4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 305] getdents64(4ci2-android-5-15/strace-static-x86_64: Process 935 attached [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(3 [pid 306] rmdir("./122" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4 [pid 305] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 305] close(4 [pid 309] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./126/config" [pid 305] rmdir("./123/config" [pid 935] set_robust_list(0x55558b467760, 24 [pid 309] <... rmdir resumed>) = 0 [pid 307] close(3 [pid 306] mkdir("./123", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 307] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 305] close(3 [pid 309] <... close resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 309] rmdir("./126" [pid 307] rmdir("./122" [pid 306] <... mkdir resumed>) = 0 [pid 305] rmdir("./123" [pid 935] <... set_robust_list resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 309] mkdir("./127", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] mkdir("./124", 0777 [pid 935] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... mkdir resumed>) = 0 [pid 307] mkdir("./123", 0777 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 936 attached ci2-android-5-15/strace-static-x86_64: Process 937 attached [pid 935] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 936 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 937 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 935] chdir("./127" [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 936] set_robust_list(0x55558b467760, 24) = 0 [pid 936] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 936] chdir("./127") = 0 [pid 935] <... chdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 936] setpgid(0, 0) = 0 [pid 936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 937] set_robust_list(0x55558b467760, 24 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 938 [pid 936] write(3, "1000", 4 [pid 935] <... prctl resumed>) = 0 [pid 936] <... write resumed>) = 4 [pid 936] close(3) = 0 [pid 936] symlink("/dev/binderfs", "./binderfs") = 0 [pid 936] write(1, "executing program\n", 18) = 18 executing program [pid 936] mkdirat(AT_FDCWD, "./config", 0777 [pid 937] <... set_robust_list resumed>) = 0 [pid 936] <... mkdirat resumed>) = 0 [pid 935] setpgid(0, 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 936] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 936] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 935] <... setpgid resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 939 [pid 936] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 936] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 34.690641][ T933] Mass Storage Function, version: 2009/09/11 [ 34.697407][ T933] LUN: removable file: (no medium) [pid 936] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 939 attached ci2-android-5-15/strace-static-x86_64: Process 938 attached [pid 937] rt_sigprocmask(SIG_SETMASK, [] [pid 935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 936] <... mkdirat resumed>) = 0 [pid 935] <... openat resumed>) = 3 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 936] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 935] write(3, "1000", 4 [pid 936] <... symlinkat resumed>) = 0 [pid 935] <... write resumed>) = 4 [pid 936] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 936] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 937] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 935] close(3 [pid 936] <... rmdir resumed>) = 0 [pid 936] exit_group(0) = ? [pid 935] <... close resumed>) = 0 [pid 937] chdir("./124" [pid 935] symlink("/dev/binderfs", "./binderfs" [pid 936] +++ exited with 0 +++ [pid 935] <... symlink resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=936, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 935] write(1, "executing program\n", 18 [pid 937] <... chdir resumed>) = 0 [pid 938] set_robust_list(0x55558b467760, 24 executing program [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 939] set_robust_list(0x55558b467760, 24) = 0 [pid 939] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 939] chdir("./123") = 0 [pid 939] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 935] <... write resumed>) = 18 [pid 939] <... prctl resumed>) = 0 [pid 939] setpgid(0, 0) = 0 [pid 939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 935] mkdirat(AT_FDCWD, "./config", 0777 [pid 939] <... openat resumed>) = 3 [pid 939] write(3, "1000", 4) = 4 [pid 939] close(3) = 0 [pid 939] symlink("/dev/binderfs", "./binderfs") = 0 [pid 939] write(1, "executing program\n", 18) = 18 [pid 939] mkdirat(AT_FDCWD, "./config", 0777 [pid 935] <... mkdirat resumed>) = 0 executing program [pid 935] mount(NULL, "./config", "configfs", 0, NULL [pid 937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 938] <... set_robust_list resumed>) = 0 [pid 935] <... mount resumed>) = 0 [pid 939] <... mkdirat resumed>) = 0 [pid 939] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 935] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 937] <... prctl resumed>) = 0 [pid 939] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 939] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 939] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 935] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 935] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 937] setpgid(0, 0 [pid 935] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 935] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 938] rt_sigprocmask(SIG_SETMASK, [] [pid 937] <... setpgid resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 938] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] umount2("./127", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 939] <... mkdirat resumed>) = 0 [pid 309] umount2("./127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./127/binderfs" [pid 939] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 938] chdir("./123" [pid 937] <... openat resumed>) = 3 [pid 935] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... unlink resumed>) = 0 [pid 937] write(3, "1000", 4 [pid 309] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 937] <... write resumed>) = 4 [pid 937] close(3) = 0 [pid 937] symlink("/dev/binderfs", "./binderfs" [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 937] <... symlink resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 937] write(1, "executing program\n", 18) = 18 executing program [pid 309] newfstatat(AT_FDCWD, "./127/config" [pid 937] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 935] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 937] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 937] mount(NULL, "./config", "configfs", 0, NULL [pid 309] openat(AT_FDCWD, "./127/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 935] <... symlinkat resumed>) = 0 [pid 309] <... openat resumed>) = 4 [pid 937] <... mount resumed>) = 0 [pid 309] fstat(4 [pid 938] <... chdir resumed>) = 0 [pid 937] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 935] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] getdents64(4 [pid 937] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 935] <... unlinkat resumed>) = 0 [pid 937] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] getdents64(4 [pid 937] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 938] setpgid(0, 0 [pid 937] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] close(4 [pid 938] <... setpgid resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 937] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rmdir("./127/config" [pid 935] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 938] <... openat resumed>) = 3 [pid 937] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... rmdir resumed>) = 0 [pid 935] exit_group(0 [pid 309] getdents64(3 [pid 937] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 938] write(3, "1000", 4 [pid 937] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] close(3 [pid 935] <... exit_group resumed>) = ? [pid 309] <... close resumed>) = 0 [pid 937] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 939] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 938] <... write resumed>) = 4 [pid 935] +++ exited with 0 +++ [pid 309] rmdir("./127" [pid 938] close(3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 938] <... close resumed>) = 0 [pid 938] symlink("/dev/binderfs", "./binderfs") = 0 [pid 937] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... rmdir resumed>) = 0 [pid 308] umount2("./127", MNT_FORCE|UMOUNT_NOFOLLOW [pid 939] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 938] write(1, "executing program\n", 18 [pid 309] mkdir("./128", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 939] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 938] <... write resumed>) = 18 [pid 937] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 939] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 938] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... openat resumed>) = 3 executing program [pid 939] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 938] <... mkdirat resumed>) = 0 [pid 937] exit_group(0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] fstat(3 [pid 939] exit_group(0 [pid 938] mount(NULL, "./config", "configfs", 0, NULL [pid 937] <... exit_group resumed>) = ? [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 939] <... exit_group resumed>) = ? [pid 938] <... mount resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] getdents64(3 [pid 939] +++ exited with 0 +++ [pid 938] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 938] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 940 [pid 308] umount2("./127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 938] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 937] +++ exited with 0 +++ [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=939, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 938] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] newfstatat(AT_FDCWD, "./127/binderfs" [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 938] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 34.742134][ T936] Mass Storage Function, version: 2009/09/11 [ 34.748219][ T936] LUN: removable file: (no medium) [ 34.759663][ T939] Mass Storage Function, version: 2009/09/11 [ 34.766060][ T939] LUN: removable file: (no medium) [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-android-5-15/strace-static-x86_64: Process 940 attached [pid 308] unlink("./127/binderfs" [pid 307] <... restart_syscall resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 940] set_robust_list(0x55558b467760, 24 [pid 305] <... restart_syscall resumed>) = 0 [pid 940] <... set_robust_list resumed>) = 0 [pid 938] <... mkdirat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 938] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW [pid 938] <... symlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 938] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 940] rt_sigprocmask(SIG_SETMASK, [] [pid 938] <... unlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW [pid 938] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] newfstatat(AT_FDCWD, "./127/config" [pid 307] <... openat resumed>) = 3 [pid 940] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 938] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] fstat(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 938] exit_group(0 [pid 308] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 938] <... exit_group resumed>) = ? [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 940] chdir("./128" [pid 938] +++ exited with 0 +++ [pid 308] openat(AT_FDCWD, "./127/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(3 [pid 305] <... openat resumed>) = 3 [pid 940] <... chdir resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=938, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] fstat(3 [pid 940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] fstat(4 [pid 307] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 940] <... prctl resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(3 [pid 940] setpgid(0, 0 [pid 308] getdents64(4 [pid 307] newfstatat(AT_FDCWD, "./123/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 940] <... setpgid resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 307] unlink("./123/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... unlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./124/binderfs" [pid 308] close(4 [pid 307] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] rmdir("./127/config" [pid 940] <... openat resumed>) = 3 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 305] unlink("./124/binderfs" [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(3 [pid 305] <... unlink resumed>) = 0 [pid 940] write(3, "1000", 4 [pid 308] <... close resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] rmdir("./127" [pid 307] newfstatat(AT_FDCWD, "./123/config" [pid 305] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 940] <... write resumed>) = 4 [pid 308] <... rmdir resumed>) = 0 [pid 308] mkdir("./128", 0777 [pid 940] close(3 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 940] <... close resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 940] symlink("/dev/binderfs", "./binderfs" [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 940] <... symlink resumed>) = 0 [pid 307] openat(AT_FDCWD, "./123/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 940] write(1, "executing program\n", 18 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 941 [pid 308] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 940] <... write resumed>) = 18 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... openat resumed>) = 4 [pid 305] newfstatat(AT_FDCWD, "./124/config" [pid 940] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] fstat(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(4 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 941 attached [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] openat(AT_FDCWD, "./124/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] getdents64(4 [pid 941] set_robust_list(0x55558b467760, 24 [pid 305] <... openat resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] fstat(4 [pid 307] close(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 940] <... mkdirat resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 305] getdents64(4 [pid 941] <... set_robust_list resumed>) = 0 [pid 307] rmdir("./123/config" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 941] chdir("./128" [pid 307] <... rmdir resumed>) = 0 [pid 305] getdents64(4 [pid 940] mount(NULL, "./config", "configfs", 0, NULL [pid 307] getdents64(3 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 305] close(4 [pid 940] <... mount resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 941] <... chdir resumed>) = 0 [pid 307] rmdir("./123" [pid 305] <... close resumed>) = 0 [pid 940] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW [pid 941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 941] setpgid(0, 0) = 0 [pid 941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./124/config" [pid 940] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] mkdir("./124", 0777 [pid 306] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 941] <... openat resumed>) = 3 [pid 305] <... rmdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 305] getdents64(3 [pid 941] write(3, "1000", 4) = 4 [pid 941] close(3) = 0 [pid 941] symlink("/dev/binderfs", "./binderfs") = 0 [pid 940] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 306] fstat(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] close(3 [pid 940] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] getdents64(3 [pid 941] write(1, "executing program\n", 18) = 18 [pid 941] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... close resumed>) = 0 executing program [pid 941] <... mkdirat resumed>) = 0 [pid 940] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] rmdir("./124" [pid 941] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 941] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 306] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 941] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 941] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 942 attached [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 942 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rmdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] newfstatat(AT_FDCWD, "./123/binderfs" [pid 305] mkdir("./125", 0777 [pid 942] set_robust_list(0x55558b467760, 24 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 942] <... set_robust_list resumed>) = 0 [pid 306] unlink("./123/binderfs" [pid 305] <... mkdir resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 943 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 306] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 941] <... mkdirat resumed>) = 0 [pid 940] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 943 attached [pid 941] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] newfstatat(AT_FDCWD, "./123/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 941] <... symlinkat resumed>) = 0 [pid 940] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 943] set_robust_list(0x55558b467760, 24 [pid 941] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 943] <... set_robust_list resumed>) = 0 [pid 940] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 941] <... unlinkat resumed>) = 0 [pid 940] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] umount2("./123/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 941] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 940] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./123/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 941] <... rmdir resumed>) = 0 [pid 940] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 941] exit_group(0 [pid 306] <... openat resumed>) = 4 [pid 941] <... exit_group resumed>) = ? [pid 940] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 943] rt_sigprocmask(SIG_SETMASK, [] [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 941] +++ exited with 0 +++ [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./123/config" [pid 940] exit_group(0 [pid 943] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=941, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... rmdir resumed>) = 0 [pid 942] chdir("./124" [pid 940] <... exit_group resumed>) = ? [pid 943] chdir("./125" [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./123" [pid 942] <... chdir resumed>) = 0 [pid 940] +++ exited with 0 +++ [pid 943] <... chdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./124", 0777 [pid 943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 942] <... prctl resumed>) = 0 [pid 942] setpgid(0, 0 [pid 306] <... mkdir resumed>) = 0 [pid 942] <... setpgid resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 943] <... prctl resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 942] write(3, "1000", 4) = 4 [pid 942] close(3) = 0 [pid 942] symlink("/dev/binderfs", "./binderfs"ci2-android-5-15/strace-static-x86_64: Process 944 attached [pid 943] setpgid(0, 0 [pid 942] <... symlink resumed>) = 0 [pid 943] <... setpgid resumed>) = 0 [pid 942] write(1, "executing program\n", 18 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 944 [pid 944] set_robust_list(0x55558b467760, 24 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 944] <... set_robust_list resumed>) = 0 [pid 943] <... openat resumed>) = 3 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 943] write(3, "1000", 4 [pid 309] umount2("./128", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./128", MNT_FORCE|UMOUNT_NOFOLLOW [pid 944] rt_sigprocmask(SIG_SETMASK, [] [pid 943] <... write resumed>) = 4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 944] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 943] close(3 [pid 309] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 944] chdir("./124" [pid 943] <... close resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 944] <... chdir resumed>) = 0 [pid 943] symlink("/dev/binderfs", "./binderfs" [pid 309] fstat(3 [pid 308] fstat(3 [pid 942] <... write resumed>) = 18 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 943] <... symlink resumed>) = 0 [pid 942] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 309] getdents64(3 [pid 944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] getdents64(3 [pid 943] write(1, "executing program\n", 18 [pid 942] <... mkdirat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 executing program [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 944] <... prctl resumed>) = 0 [pid 943] <... write resumed>) = 18 [pid 942] mount(NULL, "./config", "configfs", 0, NULL [pid 309] umount2("./128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 944] setpgid(0, 0 [pid 943] mkdirat(AT_FDCWD, "./config", 0777 [pid 942] <... mount resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 942] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] newfstatat(AT_FDCWD, "./128/binderfs" [pid 308] newfstatat(AT_FDCWD, "./128/binderfs" [pid 942] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 944] <... setpgid resumed>) = 0 [pid 943] <... mkdirat resumed>) = 0 [pid 942] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] unlink("./128/binderfs" [pid 308] unlink("./128/binderfs" [pid 944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 943] mount(NULL, "./config", "configfs", 0, NULL [pid 942] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... unlink resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 942] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [ 34.791244][ T938] Mass Storage Function, version: 2009/09/11 [ 34.797451][ T938] LUN: removable file: (no medium) [ 34.827034][ T941] Mass Storage Function, version: 2009/09/11 [ 34.833886][ T941] LUN: removable file: (no medium) [pid 309] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 944] <... openat resumed>) = 3 [pid 943] <... mount resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 944] write(3, "1000", 4 [pid 943] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 944] <... write resumed>) = 4 [pid 943] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 944] close(3 [pid 943] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 944] <... close resumed>) = 0 [pid 943] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 944] symlink("/dev/binderfs", "./binderfs" [pid 943] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 944] <... symlink resumed>) = 0 [pid 944] write(1, "executing program\n", 18 [pid 309] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 944] <... write resumed>) = 18 executing program [pid 944] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 944] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 944] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 944] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 943] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] newfstatat(AT_FDCWD, "./128/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 944] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 943] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 942] <... mkdirat resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] newfstatat(AT_FDCWD, "./128/config" [pid 944] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 943] <... symlinkat resumed>) = 0 [pid 942] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 944] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 943] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 944] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 942] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 944] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 943] <... unlinkat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./128/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 944] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 943] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 942] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... openat resumed>) = 4 [pid 944] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 944] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 943] <... rmdir resumed>) = 0 [pid 942] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] fstat(4 [pid 308] openat(AT_FDCWD, "./128/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 944] exit_group(0 [pid 943] exit_group(0 [pid 942] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 944] <... exit_group resumed>) = ? [pid 943] <... exit_group resumed>) = ? [pid 942] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] getdents64(4 [pid 308] <... openat resumed>) = 4 [pid 944] +++ exited with 0 +++ [pid 943] +++ exited with 0 +++ [pid 942] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] fstat(4 [pid 942] <... exit_group resumed>) = ? [pid 309] getdents64(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 942] +++ exited with 0 +++ [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] getdents64(4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] close(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=942, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] <... close resumed>) = 0 [pid 308] getdents64(4 [pid 309] rmdir("./128/config" [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] close(4 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] umount2("./125", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 308] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] rmdir("./128/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(3 [pid 308] <... rmdir resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] getdents64(3 [pid 305] openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] rmdir("./128" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] close(3 [pid 305] <... openat resumed>) = 3 [pid 309] mkdir("./129", 0777 [pid 308] <... close resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 308] rmdir("./128" [pid 305] fstat(3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... rmdir resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] mkdir("./129", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... mkdir resumed>) = 0 [pid 305] getdents64(3 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 945 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 945 attached ci2-android-5-15/strace-static-x86_64: Process 946 attached [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 946 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 945] set_robust_list(0x55558b467760, 24) = 0 [pid 945] rt_sigprocmask(SIG_SETMASK, [] [pid 305] newfstatat(AT_FDCWD, "./125/binderfs" [pid 945] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 945] chdir("./129") = 0 [pid 945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 945] setpgid(0, 0) = 0 [pid 945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] <... restart_syscall resumed>) = 0 [pid 945] write(3, "1000", 4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 945] <... write resumed>) = 4 [pid 945] close(3) = 0 [pid 945] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] unlink("./125/binderfs" [pid 306] umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW [pid 946] set_robust_list(0x55558b467760, 24 [pid 945] write(1, "executing program\n", 18) = 18 executing program [pid 945] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... unlink resumed>) = 0 [pid 946] <... set_robust_list resumed>) = 0 [pid 945] <... mkdirat resumed>) = 0 [pid 307] umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 945] mount(NULL, "./config", "configfs", 0, NULL [pid 305] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 945] <... mount resumed>) = 0 [pid 945] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 945] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 945] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 945] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 946] rt_sigprocmask(SIG_SETMASK, [] [pid 307] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = 0 [pid 946] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... openat resumed>) = 3 [pid 306] fstat(3 [pid 305] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 946] chdir("./129" [pid 307] fstat(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 945] <... mkdirat resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3 [pid 305] newfstatat(AT_FDCWD, "./125/config" [pid 945] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] getdents64(3 [pid 945] <... symlinkat resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 945] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./124/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 945] <... unlinkat resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./124/binderfs" [pid 305] openat(AT_FDCWD, "./125/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./124/binderfs" [pid 306] unlink("./124/binderfs" [pid 305] <... openat resumed>) = 4 [pid 945] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 307] <... unlink resumed>) = 0 [pid 305] fstat(4 [pid 945] exit_group(0 [pid 307] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 945] <... exit_group resumed>) = ? [pid 946] <... chdir resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 306] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 945] +++ exited with 0 +++ [pid 307] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 946] <... prctl resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] newfstatat(AT_FDCWD, "./124/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./124/config" [pid 307] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] close(4 [pid 307] openat(AT_FDCWD, "./124/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./124/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] fstat(4 [pid 305] rmdir("./125/config" [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] openat(AT_FDCWD, "./124/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 946] setpgid(0, 0) = 0 [pid 946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 306] <... openat resumed>) = 4 [pid 305] getdents64(3 [pid 946] <... openat resumed>) = 3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] fstat(4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 946] write(3, "1000", 4 [pid 307] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] close(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 307] close(4 [pid 305] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... close resumed>) = 0 [pid 305] rmdir("./125" [pid 306] getdents64(4 [pid 307] rmdir("./124/config" [pid 946] <... write resumed>) = 4 [pid 946] close(3) = 0 [pid 946] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 946] write(1, "executing program\n", 18) = 18 [pid 946] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 306] close(4 [pid 307] getdents64(3 [pid 305] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] rmdir("./124/config" [pid 307] close(3 [pid 305] mkdir("./126", 0777 [pid 946] <... mkdirat resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 946] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 307] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 305] <... mkdir resumed>) = 0 [pid 307] rmdir("./124" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 946] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) executing program [pid 946] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] mkdir("./125", 0777 [pid 306] <... close resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 946] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 946] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 947 attached [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] rmdir("./124" [ 34.848072][ T942] Mass Storage Function, version: 2009/09/11 [ 34.854253][ T942] LUN: removable file: (no medium) [ 34.872199][ T945] Mass Storage Function, version: 2009/09/11 [ 34.878238][ T945] LUN: removable file: (no medium) [ 34.891519][ T946] Mass Storage Function, version: 2009/09/11 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 947] set_robust_list(0x55558b467760, 24 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 947 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./129", MNT_FORCE|UMOUNT_NOFOLLOW [pid 946] <... mkdirat resumed>) = 0 [pid 946] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 948 [pid 306] mkdir("./125", 0777 [pid 946] <... symlinkat resumed>) = 0 [pid 946] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... openat resumed>) = 3 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 946] <... unlinkat resumed>) = 0 [pid 946] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 946] exit_group(0 [pid 309] fstat(3 [pid 306] <... mkdir resumed>) = 0 [pid 946] <... exit_group resumed>) = ? [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 947] <... set_robust_list resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] umount2("./129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] newfstatat(AT_FDCWD, "./129/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 946] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] unlink("./129/binderfs"ci2-android-5-15/strace-static-x86_64: Process 948 attached [pid 948] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... unlink resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 949 [pid 948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 948] chdir("./125" [pid 309] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 948] <... chdir resumed>) = 0 [pid 948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 948] setpgid(0, 0 [pid 309] <... umount2 resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 948] <... setpgid resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./129/config" [pid 948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./129/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 308] <... restart_syscall resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] umount2("./129", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(4) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] rmdir("./129/config" [pid 308] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] umount2("./129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] close(3) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./129/binderfs" [pid 309] rmdir("./129" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./129/binderfs") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] mkdir("./130", 0777 [pid 308] <... umount2 resumed>) = 0 [pid 308] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./129/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./129/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... mkdir resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 308] rmdir("./129/config" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] <... rmdir resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./129") = 0 [pid 308] mkdir("./130", 0777ci2-android-5-15/strace-static-x86_64: Process 950 attached [pid 947] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 950 [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 950] set_robust_list(0x55558b467760, 24 [pid 947] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 951 attached [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 951 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 948] <... openat resumed>) = 3 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 947] chdir("./126" [pid 948] write(3, "1000", 4) = 4 [pid 948] close(3) = 0 [pid 948] symlink("/dev/binderfs", "./binderfs" [pid 950] <... set_robust_list resumed>) = 0 [pid 948] <... symlink resumed>) = 0 [pid 947] <... chdir resumed>) = 0 [pid 951] set_robust_list(0x55558b467760, 24 [pid 948] write(1, "executing program\n", 18) = 18 executing program [pid 948] mkdirat(AT_FDCWD, "./config", 0777 [pid 947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 948] <... mkdirat resumed>) = 0 [pid 947] <... prctl resumed>) = 0 [pid 948] mount(NULL, "./config", "configfs", 0, NULL [pid 947] setpgid(0, 0 [pid 948] <... mount resumed>) = 0 [pid 947] <... setpgid resumed>) = 0 [pid 948] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 948] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 948] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 949 attached [pid 951] <... set_robust_list resumed>) = 0 [pid 950] rt_sigprocmask(SIG_SETMASK, [] [pid 947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 951] rt_sigprocmask(SIG_SETMASK, [] [pid 950] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 949] set_robust_list(0x55558b467760, 24 [pid 947] <... openat resumed>) = 3 [pid 948] <... mkdirat resumed>) = 0 [pid 948] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 948] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 947] write(3, "1000", 4 [pid 948] <... unlinkat resumed>) = 0 [pid 947] <... write resumed>) = 4 [pid 948] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 951] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 950] chdir("./130" [pid 949] <... set_robust_list resumed>) = 0 [pid 948] <... rmdir resumed>) = 0 [pid 947] close(3 [pid 948] exit_group(0) = ? [pid 951] chdir("./130" [pid 950] <... chdir resumed>) = 0 [pid 949] rt_sigprocmask(SIG_SETMASK, [] [pid 948] +++ exited with 0 +++ [pid 947] <... close resumed>) = 0 [pid 951] <... chdir resumed>) = 0 [pid 950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 950] <... prctl resumed>) = 0 [pid 949] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 947] symlink("/dev/binderfs", "./binderfs" [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 951] <... prctl resumed>) = 0 [pid 947] <... symlink resumed>) = 0 [pid 950] setpgid(0, 0 [pid 949] chdir("./125" [pid 947] write(1, "executing program\n", 18 [pid 951] setpgid(0, 0) = 0 executing program [pid 951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 950] <... setpgid resumed>) = 0 [pid 947] <... write resumed>) = 18 [pid 951] <... openat resumed>) = 3 [pid 947] mkdirat(AT_FDCWD, "./config", 0777 [pid 950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 951] write(3, "1000", 4) = 4 [pid 951] close(3) = 0 [pid 951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 947] <... mkdirat resumed>) = 0 [pid 951] write(1, "executing program\n", 18) = 18 [pid 950] <... openat resumed>) = 3 [pid 947] mount(NULL, "./config", "configfs", 0, NULL [pid 951] mkdirat(AT_FDCWD, "./config", 0777 executing program [pid 950] write(3, "1000", 4 [pid 947] <... mount resumed>) = 0 [pid 951] <... mkdirat resumed>) = 0 [pid 950] <... write resumed>) = 4 [pid 949] <... chdir resumed>) = 0 [pid 947] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 951] mount(NULL, "./config", "configfs", 0, NULL [pid 947] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 950] close(3 [pid 947] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 951] <... mount resumed>) = 0 [pid 950] <... close resumed>) = 0 [pid 949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 947] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 951] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 951] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 947] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 950] symlink("/dev/binderfs", "./binderfs" [pid 951] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 951] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... restart_syscall resumed>) = 0 [pid 949] <... prctl resumed>) = 0 [pid 307] umount2("./125", MNT_FORCE|UMOUNT_NOFOLLOW [pid 950] <... symlink resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 950] write(1, "executing program\n", 18 [pid 307] openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 949] setpgid(0, 0 [pid 307] <... openat resumed>) = 3 [pid 950] <... write resumed>) = 18 [pid 307] fstat(3 [pid 949] <... setpgid resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 executing program [pid 950] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] getdents64(3 [pid 949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./125/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./125/binderfs" [pid 949] <... openat resumed>) = 3 [pid 949] write(3, "1000", 4 [pid 307] <... unlink resumed>) = 0 [pid 949] <... write resumed>) = 4 [pid 307] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 949] close(3) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 950] <... mkdirat resumed>) = 0 [pid 307] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 949] symlink("/dev/binderfs", "./binderfs" [pid 950] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./125/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 950] <... mount resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 950] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] openat(AT_FDCWD, "./125/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 950] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] fstat(4 [pid 950] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 950] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 949] <... symlink resumed>) = 0 [pid 949] write(1, "executing program\n", 18) = 18 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 executing program [pid 950] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 949] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] rmdir("./125/config" [pid 949] <... mkdirat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 949] mount(NULL, "./config", "configfs", 0, NULL [pid 307] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./125" [pid 949] <... mount resumed>) = 0 [pid 949] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 949] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... rmdir resumed>) = 0 [pid 949] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] mkdir("./126", 0777) = 0 [pid 951] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 950] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 34.897886][ T946] LUN: removable file: (no medium) [ 34.915548][ T948] Mass Storage Function, version: 2009/09/11 [ 34.921844][ T948] LUN: removable file: (no medium) [ 34.933388][ T947] Mass Storage Function, version: 2009/09/11 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 951] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 950] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 949] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 951] <... symlinkat resumed>) = 0 [pid 949] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 951] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 949] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 951] <... unlinkat resumed>) = 0 [pid 949] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 951] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 949] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 951] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 950] <... symlinkat resumed>) = 0 [pid 949] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 952 [pid 951] exit_group(0 [pid 950] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 949] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 951] <... exit_group resumed>) = ? [pid 950] <... unlinkat resumed>) = 0 [pid 949] exit_group(0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 950] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0"ci2-android-5-15/strace-static-x86_64: Process 952 attached [pid 951] +++ exited with 0 +++ [pid 950] <... rmdir resumed>) = 0 [pid 949] <... exit_group resumed>) = ? [pid 952] set_robust_list(0x55558b467760, 24 [pid 950] exit_group(0 [pid 949] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 950] <... exit_group resumed>) = ? [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 947] <... mkdirat resumed>) = 0 [pid 947] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 947] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 950] +++ exited with 0 +++ [pid 947] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 947] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 947] exit_group(0) = ? [pid 952] <... set_robust_list resumed>) = 0 [pid 947] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=947, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 952] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 952] chdir("./126") = 0 [pid 952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 952] setpgid(0, 0) = 0 [pid 952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 952] write(3, "1000", 4) = 4 [pid 952] close(3) = 0 [pid 952] symlink("/dev/binderfs", "./binderfs") = 0 [pid 952] write(1, "executing program\n", 18) = 18 executing program [pid 952] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 952] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 952] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 952] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 952] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 309] umount2("./130", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./130", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./125", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 308] fstat(3 [pid 306] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] umount2("./130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./130/binderfs" [pid 308] newfstatat(AT_FDCWD, "./130/binderfs" [pid 306] newfstatat(AT_FDCWD, "./125/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./130/binderfs" [pid 308] unlink("./130/binderfs" [pid 306] unlink("./125/binderfs" [pid 309] <... unlink resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 309] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 309] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./126", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./130/config" [pid 308] newfstatat(AT_FDCWD, "./130/config" [pid 306] newfstatat(AT_FDCWD, "./125/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 952] <... mkdirat resumed>) = 0 [pid 309] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./125/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./130/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./130/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./125/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 4 [pid 308] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 305] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(4 [pid 308] fstat(4 [pid 306] fstat(4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 3 [pid 952] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] getdents64(4 [pid 308] getdents64(4 [pid 306] getdents64(4 [pid 305] fstat(3 [pid 952] <... symlinkat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4 [pid 308] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 309] close(4 [pid 308] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3 [pid 309] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] close(4 [pid 309] rmdir("./130/config" [pid 308] rmdir("./130/config" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 952] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] umount2("./126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(3 [pid 308] getdents64(3 [pid 306] rmdir("./125/config" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] close(3 [pid 308] close(3 [pid 309] <... close resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 309] rmdir("./130" [pid 308] rmdir("./130" [pid 306] <... rmdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./126/binderfs" [pid 952] <... unlinkat resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 309] mkdir("./131", 0777 [pid 308] mkdir("./131", 0777 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 952] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... mkdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] unlink("./126/binderfs" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] close(3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... close resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rmdir("./125"ci2-android-5-15/strace-static-x86_64: Process 953 attached [pid 952] <... rmdir resumed>) = 0 [pid 305] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 953 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 954 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 954 attached [pid 953] set_robust_list(0x55558b467760, 24 [pid 952] exit_group(0 [pid 306] mkdir("./126", 0777 [pid 305] <... umount2 resumed>) = 0 [pid 952] <... exit_group resumed>) = ? [pid 305] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 952] +++ exited with 0 +++ [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./126/config" [pid 306] <... mkdir resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=952, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 953] <... set_robust_list resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 953] rt_sigprocmask(SIG_SETMASK, [] [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] openat(AT_FDCWD, "./126/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4ci2-android-5-15/strace-static-x86_64: Process 955 attached [pid 955] set_robust_list(0x55558b467760, 24) = 0 [pid 955] rt_sigprocmask(SIG_SETMASK, [] [pid 954] set_robust_list(0x55558b467760, 24 [pid 953] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 955 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 955] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 955] chdir("./126") = 0 [pid 955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 955] setpgid(0, 0) = 0 [pid 955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 954] <... set_robust_list resumed>) = 0 [pid 953] chdir("./131" [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(4 [pid 955] <... openat resumed>) = 3 [pid 953] <... chdir resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] umount2("./126", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 953] <... prctl resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 953] setpgid(0, 0 [pid 307] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] close(4 [pid 955] write(3, "1000", 4 [pid 307] <... openat resumed>) = 3 [pid 953] <... setpgid resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 307] fstat(3 [pid 955] <... write resumed>) = 4 [pid 953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rmdir("./126/config" [pid 953] <... openat resumed>) = 3 [pid 307] getdents64(3 [pid 955] close(3) = 0 [pid 955] symlink("/dev/binderfs", "./binderfs") = 0 [pid 953] write(3, "1000", 4 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... rmdir resumed>) = 0 [pid 955] write(1, "executing program\n", 18 [pid 307] umount2("./126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 953] <... write resumed>) = 4 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 953] close(3 [pid 307] newfstatat(AT_FDCWD, "./126/binderfs" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 953] <... close resumed>) = 0 [pid 307] unlink("./126/binderfs" [pid 305] close(3 [pid 955] <... write resumed>) = 18 [pid 955] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... unlink resumed>) = 0 executing program [pid 953] symlink("/dev/binderfs", "./binderfs" [pid 305] <... close resumed>) = 0 [pid 307] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./126" [pid 953] <... symlink resumed>) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 955] <... mkdirat resumed>) = 0 [pid 955] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 953] write(1, "executing program\n", 18 [pid 307] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rmdir resumed>) = 0 [pid 955] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 305] mkdir("./127", 0777 [pid 953] <... write resumed>) = 18 [pid 307] newfstatat(AT_FDCWD, "./126/config" [pid 955] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 955] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [ 34.944283][ T947] LUN: removable file: (no medium) [ 34.958398][ T952] Mass Storage Function, version: 2009/09/11 [ 34.965356][ T952] LUN: removable file: (no medium) [pid 955] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 954] rt_sigprocmask(SIG_SETMASK, [] [pid 953] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 954] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 953] <... mkdirat resumed>) = 0 [pid 307] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 954] chdir("./131" [pid 953] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 954] <... chdir resumed>) = 0 [pid 953] <... mount resumed>) = 0 [pid 307] openat(AT_FDCWD, "./126/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 956 attached [pid 955] <... mkdirat resumed>) = 0 [pid 954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 953] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] <... openat resumed>) = 4 [pid 954] <... prctl resumed>) = 0 [pid 953] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 956 [pid 954] setpgid(0, 0 [pid 953] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] fstat(4 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 955] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 954] <... setpgid resumed>) = 0 [pid 953] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 955] <... symlinkat resumed>) = 0 [pid 954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 953] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 956] set_robust_list(0x55558b467760, 24 [pid 955] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 954] <... openat resumed>) = 3 [pid 953] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(4 [pid 954] write(3, "1000", 4 [pid 953] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 954] <... write resumed>) = 4 [pid 953] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 954] close(3 [pid 953] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 955] <... unlinkat resumed>) = 0 [pid 954] <... close resumed>) = 0 [pid 953] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 954] symlink("/dev/binderfs", "./binderfs" [pid 953] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] getdents64(4 [pid 956] <... set_robust_list resumed>) = 0 [pid 955] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 954] <... symlink resumed>) = 0 [pid 953] <... rmdir resumed>) = 0 executing program [pid 954] write(1, "executing program\n", 18 [pid 953] exit_group(0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 954] <... write resumed>) = 18 [pid 953] <... exit_group resumed>) = ? [pid 307] close(4 [pid 956] rt_sigprocmask(SIG_SETMASK, [] [pid 955] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 954] mkdirat(AT_FDCWD, "./config", 0777 [pid 953] +++ exited with 0 +++ [pid 307] <... close resumed>) = 0 [pid 956] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 955] exit_group(0 [pid 954] <... mkdirat resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] rmdir("./126/config" [pid 956] chdir("./127" [pid 954] mount(NULL, "./config", "configfs", 0, NULL [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 956] <... chdir resumed>) = 0 [pid 954] <... mount resumed>) = 0 [pid 956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 954] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 956] <... prctl resumed>) = 0 [pid 955] <... exit_group resumed>) = ? [pid 954] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... rmdir resumed>) = 0 [pid 956] setpgid(0, 0 [pid 954] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] getdents64(3 [pid 956] <... setpgid resumed>) = 0 [pid 954] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 954] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 956] <... openat resumed>) = 3 [pid 955] +++ exited with 0 +++ [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 956] write(3, "1000", 4 [pid 307] close(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=955, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 956] <... write resumed>) = 4 [pid 956] close(3 [pid 309] umount2("./131", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 956] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./126" [pid 306] umount2("./126", MNT_FORCE|UMOUNT_NOFOLLOW [pid 956] symlink("/dev/binderfs", "./binderfs" [pid 309] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 956] <... symlink resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 307] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 956] write(1, "executing program\n", 18 [pid 309] fstat(3 [pid 307] mkdir("./127", 0777 [pid 306] <... openat resumed>) = 3 [pid 956] <... write resumed>) = 18 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(3 [pid 956] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 956] <... mkdirat resumed>) = 0 [pid 309] getdents64(3 [pid 307] <... mkdir resumed>) = 0 [pid 306] getdents64(3 [pid 956] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 executing program [pid 956] <... mount resumed>) = 0 [pid 309] umount2("./131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] umount2("./126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 956] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 956] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] newfstatat(AT_FDCWD, "./131/binderfs" [pid 306] newfstatat(AT_FDCWD, "./126/binderfs" [pid 956] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 956] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] unlink("./126/binderfs" [pid 956] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... unlink resumed>) = 0 [pid 309] unlink("./131/binderfs" [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 957 [pid 306] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 957 attached [pid 309] <... unlink resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... umount2 resumed>) = 0 [pid 309] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 957] set_robust_list(0x55558b467760, 24 [pid 309] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./126/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] newfstatat(AT_FDCWD, "./131/config" [pid 306] umount2("./126/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./126/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 4 [pid 309] openat(AT_FDCWD, "./131/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] fstat(4 [pid 309] <... openat resumed>) = 4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] fstat(4 [pid 306] getdents64(4 [pid 957] <... set_robust_list resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 309] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] close(4 [pid 309] getdents64(4 [pid 306] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] rmdir("./126/config" [pid 957] rt_sigprocmask(SIG_SETMASK, [] [pid 309] close(4 [pid 306] <... rmdir resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 309] rmdir("./131/config" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./126" [pid 309] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 309] getdents64(3 [pid 306] mkdir("./127", 0777 [pid 957] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 309] close(3 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... close resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] rmdir("./131" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... rmdir resumed>) = 0 [pid 309] mkdir("./132", 0777 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 958 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 956] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 956] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 309] <... mkdir resumed>) = 0 [pid 956] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0ci2-android-5-15/strace-static-x86_64: Process 958 attached [pid 957] chdir("./127" [pid 956] <... unlinkat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 956] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 956] exit_group(0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 956] <... exit_group resumed>) = ? [pid 956] +++ exited with 0 +++ [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 959 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 954] <... mkdirat resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 959 attached [pid 958] set_robust_list(0x55558b467760, 24 [pid 957] <... chdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] umount2("./127", MNT_FORCE|UMOUNT_NOFOLLOW [pid 957] setpgid(0, 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 957] <... setpgid resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./127/binderfs") = 0 [pid 305] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 957] <... openat resumed>) = 3 [pid 954] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./127/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./127/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 957] write(3, "1000", 4 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./127/config" [pid 957] <... write resumed>) = 4 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./127" [pid 957] close(3 [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./128", 0777 [pid 957] <... close resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 957] symlink("/dev/binderfs", "./binderfs" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 957] <... symlink resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 960 attached [pid 957] write(1, "executing program\n", 18 [pid 954] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 960 [pid 957] <... write resumed>) = 18 [pid 957] mkdirat(AT_FDCWD, "./config", 0777 [pid 954] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 954] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 954] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 954] exit_group(0) = ? executing program [pid 960] set_robust_list(0x55558b467760, 24 [pid 957] <... mkdirat resumed>) = 0 [pid 954] +++ exited with 0 +++ [pid 957] mount(NULL, "./config", "configfs", 0, NULL [pid 959] set_robust_list(0x55558b467760, 24 [pid 958] <... set_robust_list resumed>) = 0 [pid 957] <... mount resumed>) = 0 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=954, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 957] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 958] rt_sigprocmask(SIG_SETMASK, [] [pid 957] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 959] <... set_robust_list resumed>) = 0 [pid 957] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 959] rt_sigprocmask(SIG_SETMASK, [] [pid 958] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 34.990561][ T955] Mass Storage Function, version: 2009/09/11 [ 34.996804][ T955] LUN: removable file: (no medium) [ 35.008407][ T954] Mass Storage Function, version: 2009/09/11 [ 35.018773][ T954] LUN: removable file: (no medium) [pid 957] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 958] chdir("./127" [pid 957] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 959] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 959] chdir("./132" [pid 958] <... chdir resumed>) = 0 [pid 958] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 959] <... chdir resumed>) = 0 [pid 958] <... prctl resumed>) = 0 [pid 958] setpgid(0, 0 [pid 959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 958] <... setpgid resumed>) = 0 [pid 959] setpgid(0, 0 [pid 958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 959] <... setpgid resumed>) = 0 [pid 959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 958] <... openat resumed>) = 3 [pid 959] <... openat resumed>) = 3 [pid 959] write(3, "1000", 4 [pid 958] write(3, "1000", 4 [pid 959] <... write resumed>) = 4 [pid 958] <... write resumed>) = 4 [pid 959] close(3 [pid 958] close(3 [pid 959] <... close resumed>) = 0 [pid 958] <... close resumed>) = 0 [pid 959] symlink("/dev/binderfs", "./binderfs" [pid 958] symlink("/dev/binderfs", "./binderfs" [pid 959] <... symlink resumed>) = 0 [pid 958] <... symlink resumed>) = 0 [pid 959] write(1, "executing program\n", 18 [pid 958] write(1, "executing program\n", 18 [pid 959] <... write resumed>) = 18 [pid 958] <... write resumed>) = 18 executing program executing program [pid 959] mkdirat(AT_FDCWD, "./config", 0777 [pid 958] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 960] <... set_robust_list resumed>) = 0 [pid 959] <... mkdirat resumed>) = 0 [pid 958] <... mkdirat resumed>) = 0 [pid 959] mount(NULL, "./config", "configfs", 0, NULL [pid 958] mount(NULL, "./config", "configfs", 0, NULL [pid 959] <... mount resumed>) = 0 [pid 958] <... mount resumed>) = 0 [pid 959] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 958] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 959] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 958] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 959] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 958] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 959] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 958] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 959] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 958] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] umount2("./131", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 959] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 958] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 959] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 958] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 959] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 958] <... symlinkat resumed>) = 0 [pid 308] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 959] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 958] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 959] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 958] <... unlinkat resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 959] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 958] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] fstat(3 [pid 959] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 958] <... rmdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 960] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 959] exit_group(0 [pid 958] exit_group(0 [pid 308] getdents64(3 [pid 959] <... exit_group resumed>) = ? [pid 958] <... exit_group resumed>) = ? [pid 960] chdir("./128" [pid 959] +++ exited with 0 +++ [pid 958] +++ exited with 0 +++ [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 960] <... chdir resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] newfstatat(AT_FDCWD, "./131/binderfs" [pid 957] <... mkdirat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 960] <... prctl resumed>) = 0 [pid 308] unlink("./131/binderfs" [pid 957] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 308] <... unlink resumed>) = 0 [pid 960] setpgid(0, 0 [pid 308] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 957] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 960] <... setpgid resumed>) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 957] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./131/config" [pid 960] <... openat resumed>) = 3 [pid 309] umount2("./132", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./127", MNT_FORCE|UMOUNT_NOFOLLOW [pid 960] write(3, "1000", 4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 960] <... write resumed>) = 4 [pid 309] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 960] close(3 [pid 309] fstat(3 [pid 308] openat(AT_FDCWD, "./131/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] fstat(3 [pid 960] <... close resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 960] symlink("/dev/binderfs", "./binderfs" [pid 308] fstat(4 [pid 306] getdents64(3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 306] umount2("./127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 960] <... symlink resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./132/binderfs" [pid 308] getdents64(4 [pid 306] newfstatat(AT_FDCWD, "./127/binderfs" [pid 960] write(1, "executing program\n", 18 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 960] <... write resumed>) = 18 [pid 309] unlink("./132/binderfs" [pid 308] close(4 [pid 306] unlink("./127/binderfs" [pid 309] <... unlink resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 306] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./131/config" [pid 960] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... umount2 resumed>) = 0 [pid 957] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 957] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 960] <... mkdirat resumed>) = 0 [pid 957] exit_group(0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] newfstatat(AT_FDCWD, "./127/config" [pid 960] mount(NULL, "./config", "configfs", 0, NULL [pid 957] <... exit_group resumed>) = ? [pid 309] newfstatat(AT_FDCWD, "./132/config" [pid 308] close(3 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 960] <... mount resumed>) = 0 [pid 957] +++ exited with 0 +++ [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... close resumed>) = 0 [pid 306] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 960] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./131" [pid 960] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./127/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 960] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] openat(AT_FDCWD, "./132/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... rmdir resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=957, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... openat resumed>) = 4 [pid 309] <... openat resumed>) = 4 [pid 306] fstat(4 [pid 960] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] fstat(4 [pid 308] mkdir("./132", 0777 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 960] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 309] getdents64(4 [pid 308] <... mkdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] rmdir("./127/config" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] getdents64(4 [pid 306] <... rmdir resumed>) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./127") = 0 [pid 306] mkdir("./128", 0777) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 961 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 961 attached [pid 961] set_robust_list(0x55558b467760, 24) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... restart_syscall resumed>) = 0 [pid 309] close(4 [pid 961] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 961] chdir("./128") = 0 [pid 961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 961] setpgid(0, 0 [pid 309] <... close resumed>) = 0 [pid 961] <... setpgid resumed>) = 0 [pid 309] rmdir("./132/config" [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 962 [pid 307] umount2("./127", MNT_FORCE|UMOUNT_NOFOLLOW [pid 961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... rmdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(3 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] fstat(3 [pid 309] close(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... close resumed>) = 0 [pid 307] getdents64(3 [pid 309] rmdir("./132" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 961] <... openat resumed>) = 3 [pid 961] write(3, "1000", 4) = 4 [pid 961] close(3 [pid 309] <... rmdir resumed>) = 0 [pid 307] umount2("./127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] mkdir("./133", 0777 [pid 961] <... close resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 961] symlink("/dev/binderfs", "./binderfs") = 0 [pid 961] write(1, "executing program\n", 18) = 18 [pid 309] <... mkdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./127/binderfs" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 307] unlink("./127/binderfs" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 961] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... unlink resumed>) = 0 [pid 961] <... mkdirat resumed>) = 0 [pid 961] mount(NULL, "./config", "configfs", 0, NULL [pid 307] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 963 [pid 307] <... umount2 resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 961] <... mount resumed>) = 0 [pid 961] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./127/config" [pid 961] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 961] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] umount2("./127/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./127/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 961] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... openat resumed>) = 4 [pid 961] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 962 attached [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 962] set_robust_list(0x55558b467760, 24 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 962] <... set_robust_list resumed>) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./127/config" [pid 962] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 962] chdir("./132") = 0 [pid 962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 962] setpgid(0, 0) = 0 [pid 307] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 963 attached [pid 962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] getdents64(3 [pid 962] <... openat resumed>) = 3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 962] write(3, "1000", 4 [pid 307] close(3 [pid 962] <... write resumed>) = 4 [pid 962] close(3) = 0 [pid 307] <... close resumed>) = 0 [pid 962] symlink("/dev/binderfs", "./binderfs" [pid 307] rmdir("./127" [pid 962] <... symlink resumed>) = 0 [pid 962] write(1, "executing program\n", 18 [pid 307] <... rmdir resumed>) = 0 [pid 962] <... write resumed>) = 18 [pid 307] mkdir("./128", 0777 [pid 962] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... mkdir resumed>) = 0 executing program [pid 962] <... mkdirat resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 962] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 962] <... mount resumed>) = 0 [ 35.049076][ T957] Mass Storage Function, version: 2009/09/11 [ 35.055769][ T957] LUN: removable file: (no medium) [ 35.082125][ T960] Mass Storage Function, version: 2009/09/11 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 962] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777ci2-android-5-15/strace-static-x86_64: Process 964 attached [pid 963] set_robust_list(0x55558b467760, 24 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 964 [pid 964] set_robust_list(0x55558b467760, 24 [pid 963] <... set_robust_list resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 962] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 962] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 962] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 963] rt_sigprocmask(SIG_SETMASK, [] [pid 964] <... set_robust_list resumed>) = 0 [pid 962] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 961] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 962] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 961] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 963] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 962] <... symlinkat resumed>) = 0 [pid 961] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 962] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 961] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 962] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 961] <... unlinkat resumed>) = 0 [pid 962] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 961] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 963] chdir("./133" [pid 962] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 961] <... rmdir resumed>) = 0 [pid 962] exit_group(0 [pid 961] exit_group(0 [pid 962] <... exit_group resumed>) = ? [pid 961] <... exit_group resumed>) = ? [pid 964] rt_sigprocmask(SIG_SETMASK, [] [pid 963] <... chdir resumed>) = 0 [pid 962] +++ exited with 0 +++ [pid 961] +++ exited with 0 +++ [pid 963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 963] <... prctl resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 960] <... mkdirat resumed>) = 0 [pid 960] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 963] setpgid(0, 0 [pid 960] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 960] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 960] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 960] exit_group(0) = ? [pid 963] <... setpgid resumed>) = 0 [pid 964] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 960] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 963] <... openat resumed>) = 3 [pid 963] write(3, "1000", 4 [pid 964] chdir("./128" [pid 963] <... write resumed>) = 4 [pid 964] <... chdir resumed>) = 0 [pid 964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 964] setpgid(0, 0) = 0 [pid 963] close(3 [pid 964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 963] <... close resumed>) = 0 [pid 963] symlink("/dev/binderfs", "./binderfs" [pid 964] <... openat resumed>) = 3 [pid 964] write(3, "1000", 4) = 4 [pid 964] close(3) = 0 [pid 964] symlink("/dev/binderfs", "./binderfs" [pid 963] <... symlink resumed>) = 0 [pid 964] <... symlink resumed>) = 0 [pid 964] write(1, "executing program\n", 18) = 18 executing program [pid 964] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 963] write(1, "executing program\n", 18 [pid 964] mount(NULL, "./config", "configfs", 0, NULL [pid 963] <... write resumed>) = 18 [pid 964] <... mount resumed>) = 0 [pid 964] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 executing program [pid 963] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 963] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 964] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 963] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 964] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 963] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 963] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 964] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 963] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 964] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 963] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... restart_syscall resumed>) = 0 [pid 306] umount2("./128", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] umount2("./128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./128/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./128/binderfs") = 0 [pid 306] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 308] umount2("./132", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(AT_FDCWD, "./128/config" [pid 308] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] fstat(3 [pid 306] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./128/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./132/binderfs" [pid 306] <... openat resumed>) = 4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] fstat(4 [pid 308] unlink("./132/binderfs" [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... unlink resumed>) = 0 [pid 306] getdents64(4 [pid 308] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] close(4 [pid 308] <... umount2 resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./128/config" [pid 963] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 305] umount2("./128", MNT_FORCE|UMOUNT_NOFOLLOW [pid 963] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] newfstatat(AT_FDCWD, "./132/config" [pid 306] getdents64(3 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 963] <... symlinkat resumed>) = 0 [pid 308] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(3 [pid 305] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 963] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... close resumed>) = 0 [pid 308] openat(AT_FDCWD, "./132/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rmdir("./128" [pid 305] <... openat resumed>) = 3 [pid 963] <... unlinkat resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 306] <... rmdir resumed>) = 0 [pid 964] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 963] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] fstat(4 [pid 306] mkdir("./129", 0777 [pid 305] fstat(3 [pid 964] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 963] <... rmdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 308] getdents64(4 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 964] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 964] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 963] exit_group(0 [pid 308] getdents64(4 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 965 attached [pid 964] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 963] <... exit_group resumed>) = ? [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 964] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] close(4 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 965 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... close resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] umount2("./128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 964] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] rmdir("./132/config" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 964] exit_group(0 [pid 308] <... rmdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./128/binderfs" [pid 964] <... exit_group resumed>) = ? [pid 308] getdents64(3 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] unlink("./128/binderfs" [pid 308] close(3 [pid 965] set_robust_list(0x55558b467760, 24 [pid 305] <... unlink resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 305] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./132" [pid 965] <... set_robust_list resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 965] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] mkdir("./133", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 965] chdir("./129") = 0 [pid 308] <... mkdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./128/config" [pid 965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 964] +++ exited with 0 +++ [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 965] <... prctl resumed>) = 0 [pid 965] setpgid(0, 0) = 0 [pid 965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 963] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] openat(AT_FDCWD, "./128/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 966 attached [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=963, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 966 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... openat resumed>) = 4 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 966] set_robust_list(0x55558b467760, 24 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] fstat(4 [pid 966] <... set_robust_list resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 966] rt_sigprocmask(SIG_SETMASK, [] [pid 965] <... openat resumed>) = 3 [pid 305] getdents64(4 [pid 965] write(3, "1000", 4 [pid 966] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 965] <... write resumed>) = 4 [pid 305] getdents64(4 [pid 966] chdir("./133" [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 965] close(3 [pid 305] close(4 [pid 966] <... chdir resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 965] <... close resumed>) = 0 [pid 965] symlink("/dev/binderfs", "./binderfs" [pid 305] rmdir("./128/config" [pid 966] <... prctl resumed>) = 0 [pid 965] <... symlink resumed>) = 0 [pid 965] write(1, "executing program\n", 18 [pid 966] setpgid(0, 0 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 966] <... setpgid resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 965] <... write resumed>) = 18 [pid 305] close(3 [pid 965] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... close resumed>) = 0 executing program [pid 966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] rmdir("./128" [pid 965] <... mkdirat resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 966] <... openat resumed>) = 3 [pid 305] mkdir("./129", 0777 [pid 965] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 965] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 305] <... mkdir resumed>) = 0 [pid 966] write(3, "1000", 4 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 965] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 966] <... write resumed>) = 4 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 965] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 965] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 966] close(3 [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 967 attached [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 967 [pid 966] <... close resumed>) = 0 [pid 967] set_robust_list(0x55558b467760, 24 [pid 309] umount2("./133", MNT_FORCE|UMOUNT_NOFOLLOW [pid 966] symlink("/dev/binderfs", "./binderfs" [pid 307] umount2("./128", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 967] <... set_robust_list resumed>) = 0 [pid 965] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 307] <... openat resumed>) = 3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(3 [pid 967] rt_sigprocmask(SIG_SETMASK, [] [pid 966] <... symlink resumed>) = 0 [pid 309] getdents64(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 967] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 executing program [pid 966] write(1, "executing program\n", 18 [pid 307] getdents64(3 [pid 309] umount2("./133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 967] chdir("./129" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 966] <... write resumed>) = 18 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./133/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./128/binderfs" [pid 966] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] unlink("./133/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 967] <... chdir resumed>) = 0 [pid 967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... unlink resumed>) = 0 [pid 307] unlink("./128/binderfs" [pid 309] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 967] <... prctl resumed>) = 0 [pid 967] setpgid(0, 0 [pid 307] <... unlink resumed>) = 0 [pid 967] <... setpgid resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 307] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] newfstatat(AT_FDCWD, "./133/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./128/config" [pid 309] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 966] <... mkdirat resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./128/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./133/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 966] mount(NULL, "./config", "configfs", 0, NULL [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./128/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(4 [pid 307] <... openat resumed>) = 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] fstat(4 [pid 966] <... mount resumed>) = 0 [pid 309] getdents64(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 967] <... openat resumed>) = 3 [pid 966] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 967] write(3, "1000", 4 [pid 309] getdents64(4 [pid 967] <... write resumed>) = 4 [pid 967] close(3) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 966] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 967] symlink("/dev/binderfs", "./binderfs" [pid 309] close(4 [pid 967] <... symlink resumed>) = 0 [pid 966] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 965] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] getdents64(4 [pid 967] write(1, "executing program\n", 18 [pid 309] <... close resumed>) = 0 [pid 967] <... write resumed>) = 18 executing program [pid 967] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] rmdir("./133/config" [pid 966] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 967] <... mkdirat resumed>) = 0 [pid 965] <... symlinkat resumed>) = 0 [pid 967] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 967] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 967] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 967] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 966] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 965] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] close(4 [pid 967] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 EEXIST (File exists) [pid 966] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] getdents64(3 [pid 307] <... close resumed>) = 0 [pid 967] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 965] <... unlinkat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 967] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 966] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] rmdir("./128/config" [pid 967] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 965] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] close(3 [pid 967] <... rmdir resumed>) = 0 [pid 967] exit_group(0 [pid 309] <... close resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 967] <... exit_group resumed>) = ? [pid 966] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 965] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] rmdir("./133" [pid 967] +++ exited with 0 +++ [pid 307] getdents64(3 [pid 309] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 966] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 965] exit_group(0 [pid 309] mkdir("./134", 0777 [pid 307] close(3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 966] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 965] <... exit_group resumed>) = ? [pid 307] <... close resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 307] rmdir("./128" [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 966] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... rmdir resumed>) = 0 [pid 966] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] mkdir("./129", 0777 [pid 966] exit_group(0 [pid 965] +++ exited with 0 +++ [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... mkdir resumed>) = 0 [pid 966] <... exit_group resumed>) = ? [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 968 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 969 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 968 attached [pid 968] set_robust_list(0x55558b467760, 24) = 0 [pid 966] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 968] chdir("./134") = 0 [pid 968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 968] setpgid(0, 0) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 306] umount2("./129", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./133", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./129", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] fstat(3 [pid 305] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 3 [pid 306] getdents64(3 [pid 308] fstat(3 [pid 305] fstat(3 [pid 968] <... openat resumed>) = 3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3 [pid 306] umount2("./129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(3 [pid 968] write(3, "1000", 4 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 968] <... write resumed>) = 4 [pid 306] newfstatat(AT_FDCWD, "./129/binderfs" [pid 305] umount2("./129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] newfstatat(AT_FDCWD, "./133/binderfs" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] unlink("./129/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./129/binderfs" [pid 968] close(3) = 0 [pid 306] <... unlink resumed>) = 0 [pid 308] unlink("./133/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 968] symlink("/dev/binderfs", "./binderfs" [pid 308] <... unlink resumed>) = 0 [pid 305] unlink("./129/binderfs" [pid 968] <... symlink resumed>) = 0 [pid 308] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 306] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 969 attached [pid 969] set_robust_list(0x55558b467760, 24 [pid 308] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./129/config" [pid 305] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./133/config" [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./129/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] openat(AT_FDCWD, "./133/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./129/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... openat resumed>) = 4 [pid 305] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 306] <... openat resumed>) = 4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 308] getdents64(4 [pid 306] fstat(4 [pid 305] openat(AT_FDCWD, "./129/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 4 [pid 308] getdents64(4 [pid 306] getdents64(4 [pid 305] fstat(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] close(4 [pid 306] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] getdents64(4 [pid 308] rmdir("./133/config" [pid 306] close(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 969] <... set_robust_list resumed>) = 0 [pid 968] write(1, "executing program\n", 18 [pid 969] rt_sigprocmask(SIG_SETMASK, [] [pid 968] <... write resumed>) = 18 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] getdents64(3 [pid 305] getdents64(4 [pid 306] rmdir("./129/config" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 969] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 968] mkdirat(AT_FDCWD, "./config", 0777 [pid 969] chdir("./129" [pid 968] <... mkdirat resumed>) = 0 [pid 308] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 305] close(4 [pid 969] <... chdir resumed>) = 0 [pid 968] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... close resumed>) = 0 [pid 306] getdents64(3 [pid 305] <... close resumed>) = 0 [pid 969] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 968] <... mount resumed>) = 0 [pid 308] rmdir("./133" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rmdir("./129/config" [pid 969] <... prctl resumed>) = 0 [pid 968] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 969] setpgid(0, 0 [pid 968] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 969] <... setpgid resumed>) = 0 [pid 968] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 968] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... rmdir resumed>) = 0 [pid 308] mkdir("./134", 0777 [pid 306] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 969] <... openat resumed>) = 3 [ 35.093148][ T960] LUN: removable file: (no medium) [ 35.110790][ T963] Mass Storage Function, version: 2009/09/11 [ 35.117218][ T963] LUN: removable file: (no medium) [ 35.132944][ T965] Mass Storage Function, version: 2009/09/11 [ 35.139034][ T965] LUN: removable file: (no medium) [pid 968] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 969] write(3, "1000", 4 [pid 308] <... mkdir resumed>) = 0 [pid 306] rmdir("./129" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... rmdir resumed>) = 0 [pid 305] close(3 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] mkdir("./130", 0777 [pid 305] <... close resumed>) = 0 [pid 969] <... write resumed>) = 4 [pid 968] <... mkdirat resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... mkdir resumed>) = 0 [pid 305] rmdir("./129" [pid 969] close(3) = 0 [pid 968] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 969] symlink("/dev/binderfs", "./binderfs") = 0 [pid 968] <... symlinkat resumed>) = 0 [pid 969] write(1, "executing program\n", 18) = 18 executing program [pid 968] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 970 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... rmdir resumed>) = 0 [pid 969] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] mkdir("./130", 0777ci2-android-5-15/strace-static-x86_64: Process 970 attached [pid 969] <... mkdirat resumed>) = 0 [pid 968] <... unlinkat resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 969] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 968] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 969] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... mkdir resumed>) = 0 [pid 970] set_robust_list(0x55558b467760, 24 [pid 969] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 968] <... rmdir resumed>) = 0 [pid 969] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 968] exit_group(0 [pid 969] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 971 attached [pid 970] <... set_robust_list resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 971] set_robust_list(0x55558b467760, 24 [pid 970] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 971 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 971] <... set_robust_list resumed>) = 0 [pid 970] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 968] <... exit_group resumed>) = ? [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 971] rt_sigprocmask(SIG_SETMASK, [] [pid 970] chdir("./134" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 971] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 970] <... chdir resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 972 [pid 971] chdir("./130" [pid 970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 968] +++ exited with 0 +++ [pid 305] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 972 attached [pid 971] <... chdir resumed>) = 0 [pid 970] <... prctl resumed>) = 0 [pid 969] <... mkdirat resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 970] setpgid(0, 0 [pid 971] <... prctl resumed>) = 0 [pid 970] <... setpgid resumed>) = 0 [pid 971] setpgid(0, 0 [pid 970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 972] set_robust_list(0x55558b467760, 24 [pid 971] <... setpgid resumed>) = 0 [pid 970] <... openat resumed>) = 3 [pid 969] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 970] write(3, "1000", 4 [pid 971] <... openat resumed>) = 3 [pid 970] <... write resumed>) = 4 [pid 971] write(3, "1000", 4 [pid 970] close(3 [pid 969] <... symlinkat resumed>) = 0 [pid 971] <... write resumed>) = 4 [pid 970] <... close resumed>) = 0 [pid 971] close(3 [pid 970] symlink("/dev/binderfs", "./binderfs" [pid 972] <... set_robust_list resumed>) = 0 [pid 971] <... close resumed>) = 0 [pid 969] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 972] rt_sigprocmask(SIG_SETMASK, [] [pid 969] <... unlinkat resumed>) = 0 [pid 971] symlink("/dev/binderfs", "./binderfs" [pid 970] <... symlink resumed>) = 0 [pid 972] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 970] write(1, "executing program\n", 18 [pid 969] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 970] <... write resumed>) = 18 [pid 971] <... symlink resumed>) = 0 executing program [pid 972] chdir("./130" [pid 971] write(1, "executing program\n", 18 [pid 970] mkdirat(AT_FDCWD, "./config", 0777 [pid 969] <... rmdir resumed>) = 0 [pid 971] <... write resumed>) = 18 [pid 972] <... chdir resumed>) = 0 [pid 969] exit_group(0 [pid 972] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 969] <... exit_group resumed>) = ? executing program [pid 972] <... prctl resumed>) = 0 [pid 971] mkdirat(AT_FDCWD, "./config", 0777 [pid 970] <... mkdirat resumed>) = 0 [pid 969] +++ exited with 0 +++ [pid 972] setpgid(0, 0 [pid 970] mount(NULL, "./config", "configfs", 0, NULL [pid 972] <... setpgid resumed>) = 0 [pid 970] <... mount resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 971] <... mkdirat resumed>) = 0 [pid 970] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 971] mount(NULL, "./config", "configfs", 0, NULL [pid 970] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 971] <... mount resumed>) = 0 [pid 970] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 972] <... openat resumed>) = 3 [pid 971] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 970] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 971] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 970] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 972] write(3, "1000", 4 [pid 971] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 972] <... write resumed>) = 4 [pid 972] close(3) = 0 [pid 972] symlink("/dev/binderfs", "./binderfs") = 0 [pid 972] write(1, "executing program\n", 18) = 18 executing program [pid 972] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 972] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 972] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] umount2("./129", MNT_FORCE|UMOUNT_NOFOLLOW [pid 972] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 972] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] openat(AT_FDCWD, "./129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 972] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 971] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... openat resumed>) = 3 [pid 972] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] fstat(3 [pid 971] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 971] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 970] <... mkdirat resumed>) = 0 [pid 309] umount2("./134", MNT_FORCE|UMOUNT_NOFOLLOW [pid 972] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] getdents64(3 [pid 971] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 970] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 972] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 971] <... symlinkat resumed>) = 0 [pid 970] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 971] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 970] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... openat resumed>) = 3 [pid 307] umount2("./129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 971] <... unlinkat resumed>) = 0 [pid 309] fstat(3 [pid 971] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 972] <... symlinkat resumed>) = -1 EINVAL (Invalid argument) [pid 971] <... rmdir resumed>) = 0 [pid 970] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] getdents64(3 [pid 307] newfstatat(AT_FDCWD, "./129/binderfs" [pid 972] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 971] exit_group(0 [pid 970] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 971] <... exit_group resumed>) = ? [pid 309] umount2("./134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 972] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 971] +++ exited with 0 +++ [pid 970] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] unlink("./129/binderfs" [pid 309] newfstatat(AT_FDCWD, "./134/binderfs" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 970] exit_group(0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 970] <... exit_group resumed>) = ? [pid 309] unlink("./134/binderfs" [pid 307] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./134/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 970] +++ exited with 0 +++ [pid 309] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./129/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./134/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... openat resumed>) = 4 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] fstat(4 [pid 307] umount2("./129/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 972] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(4 [pid 307] openat(AT_FDCWD, "./129/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 972] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4 [pid 307] <... openat resumed>) = 4 [pid 972] exit_group(0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 972] <... exit_group resumed>) = ? [pid 309] <... close resumed>) = 0 [pid 307] fstat(4 [pid 309] rmdir("./134/config") = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 972] +++ exited with 0 +++ [pid 309] getdents64(3 [pid 307] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] close(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 309] rmdir("./134") = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] mkdir("./135", 0777) = 0 [pid 307] close(4 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... close resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] rmdir("./129/config" [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... rmdir resumed>) = 0 [pid 307] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 973 attached [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 973 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 973] set_robust_list(0x55558b467760, 24 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] close(3 [pid 973] <... set_robust_list resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] <... close resumed>) = 0 [pid 307] rmdir("./129" [pid 973] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rmdir resumed>) = 0 [pid 973] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] mkdir("./130", 0777 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 973] chdir("./135" [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] umount2("./130", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./130", MNT_FORCE|UMOUNT_NOFOLLOW [pid 973] <... chdir resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 973] <... prctl resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 973] setpgid(0, 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 974 [pid 306] fstat(3 [pid 305] fstat(3 [pid 973] <... setpgid resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] getdents64(3 [pid 305] getdents64(3 [pid 973] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 973] write(3, "1000", 4 [pid 306] umount2("./130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 973] <... write resumed>) = 4 [pid 306] newfstatat(AT_FDCWD, "./130/binderfs" [pid 305] newfstatat(AT_FDCWD, "./130/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 973] close(3 [pid 306] unlink("./130/binderfs" [pid 305] unlink("./130/binderfs" [pid 973] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 973] symlink("/dev/binderfs", "./binderfs" [pid 306] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 973] <... symlink resumed>) = 0 [pid 306] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 973] write(1, "executing program\n", 18 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 305] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 973] <... write resumed>) = 18 [pid 306] newfstatat(AT_FDCWD, "./130/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 973] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./130/config" [pid 306] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./134", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./130/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 973] <... mkdirat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 4 [pid 305] openat(AT_FDCWD, "./130/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 973] mount(NULL, "./config", "configfs", 0, NULL [pid 308] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] fstat(4 [pid 305] <... openat resumed>) = 4 [pid 308] <... openat resumed>) = 3 [pid 973] <... mount resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(4 [pid 973] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] fstat(3 [pid 306] getdents64(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ci2-android-5-15/strace-static-x86_64: Process 974 attached [pid 973] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4 [pid 973] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] getdents64(3 [pid 306] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 974] set_robust_list(0x55558b467760, 24 [pid 973] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [ 35.172086][ T968] Mass Storage Function, version: 2009/09/11 [ 35.178155][ T968] LUN: removable file: (no medium) [ 35.186223][ T969] Mass Storage Function, version: 2009/09/11 [ 35.192431][ T969] LUN: removable file: (no medium) [ 35.204479][ T970] Mass Storage Function, version: 2009/09/11 [ 35.211246][ T970] LUN: removable file: (no medium) [pid 305] getdents64(4 [pid 974] <... set_robust_list resumed>) = 0 [pid 973] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] umount2("./134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 974] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... close resumed>) = 0 [pid 305] close(4 [pid 974] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rmdir("./130/config" [pid 305] <... close resumed>) = 0 [pid 974] chdir("./130" [pid 306] <... rmdir resumed>) = 0 [pid 305] rmdir("./130/config" [pid 974] <... chdir resumed>) = 0 [pid 306] getdents64(3 [pid 305] <... rmdir resumed>) = 0 [pid 974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3 [pid 974] <... prctl resumed>) = 0 [pid 306] close(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 974] setpgid(0, 0 [pid 306] <... close resumed>) = 0 [pid 305] close(3 [pid 974] <... setpgid resumed>) = 0 [pid 306] rmdir("./130" [pid 305] <... close resumed>) = 0 [pid 974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... rmdir resumed>) = 0 [pid 305] rmdir("./130" [pid 974] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] mkdir("./131", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 974] write(3, "1000", 4 [pid 306] <... mkdir resumed>) = 0 [pid 305] mkdir("./131", 0777 [pid 974] <... write resumed>) = 4 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... mkdir resumed>) = 0 [pid 974] close(3 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 974] <... close resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 974] symlink("/dev/binderfs", "./binderfs" [pid 308] newfstatat(AT_FDCWD, "./134/binderfs" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 976 attached [pid 974] <... symlink resumed>) = 0 [pid 973] <... mkdirat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 975 [pid 974] write(1, "executing program\n", 18 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 976 executing program [pid 974] <... write resumed>) = 18 [pid 308] unlink("./134/binderfs" [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 976] set_robust_list(0x55558b467760, 24 [pid 974] mkdirat(AT_FDCWD, "./config", 0777 [pid 973] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 976] <... set_robust_list resumed>) = 0 [pid 974] <... mkdirat resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 974] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 974] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 974] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 974] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = 0 [pid 974] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777) = -1 EEXIST (File exists) [pid 974] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 EEXIST (File exists) [pid 973] <... symlinkat resumed>) = 0 [pid 308] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 974] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 973] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 976] rt_sigprocmask(SIG_SETMASK, [] [pid 974] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 308] newfstatat(AT_FDCWD, "./134/config" [pid 974] exit_group(0) = ? [pid 976] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 974] +++ exited with 0 +++ [pid 973] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ci2-android-5-15/strace-static-x86_64: Process 975 attached [pid 975] set_robust_list(0x55558b467760, 24) = 0 [pid 975] rt_sigprocmask(SIG_SETMASK, [] [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 973] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 976] chdir("./131" [pid 308] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 975] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 975] chdir("./131" [pid 308] openat(AT_FDCWD, "./134/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 975] <... chdir resumed>) = 0 [pid 308] <... openat resumed>) = 4 [pid 975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] fstat(4 [pid 975] <... prctl resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 975] setpgid(0, 0 [pid 308] getdents64(4 [pid 975] <... setpgid resumed>) = 0 [pid 975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 973] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 308] getdents64(4 [pid 975] <... openat resumed>) = 3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 973] exit_group(0 [pid 308] close(4 [pid 975] write(3, "1000", 4 [pid 308] <... close resumed>) = 0 [pid 975] <... write resumed>) = 4 [pid 973] <... exit_group resumed>) = ? [pid 308] rmdir("./134/config" [pid 975] close(3) = 0 [pid 975] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] <... rmdir resumed>) = 0 [pid 975] write(1, "executing program\n", 18 [pid 308] getdents64(3 [pid 975] <... write resumed>) = 18 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 975] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] close(3 [pid 975] <... mkdirat resumed>) = 0 [pid 308] <... close resumed>) = 0 executing program [pid 975] mount(NULL, "./config", "configfs", 0, NULL [pid 308] rmdir("./134" [pid 975] <... mount resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 973] +++ exited with 0 +++ [pid 308] mkdir("./135", 0777 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 975] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 975] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 975] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 976] <... chdir resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... mkdir resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] umount2("./130", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./135", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 977 [pid 307] openat(AT_FDCWD, "./130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 976] <... prctl resumed>) = 0 [pid 309] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... openat resumed>) = 3 ci2-android-5-15/strace-static-x86_64: Process 977 attached [pid 976] setpgid(0, 0 [pid 975] <... mkdirat resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 307] fstat(3 [pid 976] <... setpgid resumed>) = 0 [pid 309] fstat(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 975] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 977] set_robust_list(0x55558b467760, 24 [pid 976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 976] <... openat resumed>) = 3 [pid 309] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 977] <... set_robust_list resumed>) = 0 [pid 976] write(3, "1000", 4 [pid 975] <... symlinkat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 976] <... write resumed>) = 4 [pid 309] umount2("./135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 976] close(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./130/binderfs" [pid 976] <... close resumed>) = 0 [pid 975] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] newfstatat(AT_FDCWD, "./135/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 977] rt_sigprocmask(SIG_SETMASK, [] [pid 976] symlink("/dev/binderfs", "./binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./130/binderfs" [pid 977] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 976] <... symlink resumed>) = 0 [pid 975] <... unlinkat resumed>) = 0 [pid 309] unlink("./135/binderfs" [pid 307] <... unlink resumed>) = 0 [pid 977] chdir("./135" [pid 976] write(1, "executing program\n", 18 [pid 975] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 307] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 976] <... write resumed>) = 18 executing program [pid 309] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 977] <... chdir resumed>) = 0 [pid 976] mkdirat(AT_FDCWD, "./config", 0777 [pid 975] <... rmdir resumed>) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 307] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 976] <... mkdirat resumed>) = 0 [pid 975] exit_group(0 [pid 309] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 977] <... prctl resumed>) = 0 [pid 976] mount(NULL, "./config", "configfs", 0, NULL [pid 975] <... exit_group resumed>) = ? [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./130/config" [pid 977] setpgid(0, 0 [pid 976] <... mount resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./135/config" [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 976] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./130/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 976] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 976] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./130/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 977] <... setpgid resumed>) = 0 [pid 976] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 975] +++ exited with 0 +++ [pid 309] openat(AT_FDCWD, "./135/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... openat resumed>) = 4 [pid 977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 976] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... openat resumed>) = 4 [pid 307] fstat(4 [pid 977] <... openat resumed>) = 3 [pid 309] fstat(4 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 977] write(3, "1000", 4 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 977] <... write resumed>) = 4 [pid 309] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... restart_syscall resumed>) = 0 [pid 977] close(3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4 [pid 977] <... close resumed>) = 0 [pid 309] getdents64(4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 309] close(4 [pid 307] <... close resumed>) = 0 [pid 977] symlink("/dev/binderfs", "./binderfs" [pid 309] <... close resumed>) = 0 [pid 307] rmdir("./130/config" [pid 977] <... symlink resumed>) = 0 [pid 309] rmdir("./135/config" [pid 307] <... rmdir resumed>) = 0 [pid 306] umount2("./131", MNT_FORCE|UMOUNT_NOFOLLOW [pid 977] write(1, "executing program\n", 18 [pid 309] <... rmdir resumed>) = 0 executing program [pid 307] getdents64(3 [pid 977] <... write resumed>) = 18 [pid 309] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 977] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 306] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] close(3 [pid 307] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 307] rmdir("./130" [pid 306] <... openat resumed>) = 3 [pid 977] <... mkdirat resumed>) = 0 [pid 309] rmdir("./135" [pid 307] <... rmdir resumed>) = 0 [pid 306] fstat(3 [pid 977] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rmdir resumed>) = 0 [pid 307] mkdir("./131", 0777 [pid 977] <... mount resumed>) = 0 [pid 309] mkdir("./136", 0777 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 977] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 977] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] getdents64(3 [pid 977] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 977] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 ci2-android-5-15/strace-static-x86_64: Process 979 attached ci2-android-5-15/strace-static-x86_64: Process 978 attached [pid 977] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 978 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 979 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] umount2("./131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 35.234269][ T973] Mass Storage Function, version: 2009/09/11 [ 35.240693][ T973] LUN: removable file: (no medium) [ 35.255353][ T975] Mass Storage Function, version: 2009/09/11 [ 35.261852][ T975] LUN: removable file: (no medium) [ 35.273216][ T976] Mass Storage Function, version: 2009/09/11 [pid 979] set_robust_list(0x55558b467760, 24 [pid 978] set_robust_list(0x55558b467760, 24 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 979] <... set_robust_list resumed>) = 0 [pid 978] <... set_robust_list resumed>) = 0 [pid 977] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 976] <... mkdirat resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./131/binderfs" [pid 977] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 978] rt_sigprocmask(SIG_SETMASK, [] [pid 976] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 977] <... symlinkat resumed>) = 0 [pid 306] unlink("./131/binderfs" [pid 977] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 306] <... unlink resumed>) = 0 [pid 977] <... unlinkat resumed>) = 0 [pid 306] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 977] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 306] <... umount2 resumed>) = 0 [pid 977] exit_group(0) = ? [pid 306] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 978] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 977] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] newfstatat(AT_FDCWD, "./131/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./131/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 306] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] getdents64(4 [pid 978] chdir("./131" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 978] <... chdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] close(4 [pid 978] <... prctl resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./131/config" [pid 978] setpgid(0, 0) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./131" [pid 978] <... openat resumed>) = 3 [pid 978] write(3, "1000", 4 [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./132", 0777 [pid 978] <... write resumed>) = 4 [pid 978] close(3 [pid 306] <... mkdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 978] <... close resumed>) = 0 [pid 979] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 978] symlink("/dev/binderfs", "./binderfs"ci2-android-5-15/strace-static-x86_64: Process 980 attached [pid 980] set_robust_list(0x55558b467760, 24) = 0 [pid 978] <... symlink resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 980 [pid 980] rt_sigprocmask(SIG_SETMASK, [] [pid 979] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 978] write(1, "executing program\n", 18 [pid 976] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 978] <... write resumed>) = 18 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 978] mkdirat(AT_FDCWD, "./config", 0777 [pid 980] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 978] <... mkdirat resumed>) = 0 [pid 979] chdir("./136" [pid 978] mount(NULL, "./config", "configfs", 0, NULL [pid 976] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 980] chdir("./132" [pid 978] <... mount resumed>) = 0 [pid 980] <... chdir resumed>) = 0 [pid 979] <... chdir resumed>) = 0 [pid 978] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 976] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 978] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 978] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 976] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 979] <... prctl resumed>) = 0 [pid 980] <... prctl resumed>) = 0 [pid 978] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 976] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 980] setpgid(0, 0 [pid 979] setpgid(0, 0 [pid 978] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 976] exit_group(0 [pid 308] <... restart_syscall resumed>) = 0 [pid 308] umount2("./135", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] umount2("./135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./135/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./135/binderfs") = 0 [pid 308] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 308] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 979] <... setpgid resumed>) = 0 [pid 980] <... setpgid resumed>) = 0 [pid 976] <... exit_group resumed>) = ? [pid 308] newfstatat(AT_FDCWD, "./135/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./135/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... openat resumed>) = 4 [pid 979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 976] +++ exited with 0 +++ [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=976, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 980] <... openat resumed>) = 3 [pid 308] <... close resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 979] <... openat resumed>) = 3 [pid 308] rmdir("./135/config" [pid 980] write(3, "1000", 4 [pid 979] write(3, "1000", 4 [pid 308] <... rmdir resumed>) = 0 [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./135") = 0 [pid 308] mkdir("./136", 0777) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] umount2("./131", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 981 [pid 305] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 980] <... write resumed>) = 4 [pid 979] <... write resumed>) = 4 [pid 978] <... mkdirat resumed>) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... openat resumed>) = 3 [pid 980] close(3 [pid 979] close(3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] fstat(3 [pid 980] <... close resumed>) = 0 [pid 979] <... close resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 980] symlink("/dev/binderfs", "./binderfs" [pid 979] symlink("/dev/binderfs", "./binderfs" [pid 978] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 980] <... symlink resumed>) = 0 [pid 305] umount2("./131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 980] write(1, "executing program\n", 18 [pid 979] <... symlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./131/binderfs" [pid 980] <... write resumed>) = 18 [pid 979] write(1, "executing program\n", 18 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 980] mkdirat(AT_FDCWD, "./config", 0777 [pid 979] <... write resumed>) = 18 [pid 305] unlink("./131/binderfs") = 0 [pid 305] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 979] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 980] <... mkdirat resumed>) = 0 [pid 978] <... symlinkat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./131/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program executing program [pid 305] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 980] mount(NULL, "./config", "configfs", 0, NULL [pid 979] <... mkdirat resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ci2-android-5-15/strace-static-x86_64: Process 981 attached [pid 980] <... mount resumed>) = 0 [pid 979] mount(NULL, "./config", "configfs", 0, NULL [pid 978] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] openat(AT_FDCWD, "./131/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 980] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 979] <... mount resumed>) = 0 [pid 978] <... unlinkat resumed>) = 0 [pid 305] <... openat resumed>) = 4 [pid 980] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 979] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 978] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] fstat(4 [pid 980] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 979] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 980] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 979] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 978] <... rmdir resumed>) = 0 [pid 305] getdents64(4 [pid 980] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 979] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 981] set_robust_list(0x55558b467760, 24) = 0 [pid 981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 981] chdir("./136") = 0 [pid 981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 981] setpgid(0, 0) = 0 [pid 981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 981] write(3, "1000", 4) = 4 [pid 981] close(3) = 0 [pid 981] symlink("/dev/binderfs", "./binderfs") = 0 [pid 981] write(1, "executing program\n", 18) = 18 [pid 981] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 981] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 981] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 981] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 979] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] getdents64(4 [pid 978] exit_group(0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 executing program [pid 978] <... exit_group resumed>) = ? [pid 305] close(4) = 0 [pid 305] rmdir("./131/config" [pid 981] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 981] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./131") = 0 [pid 305] mkdir("./132", 0777 [pid 978] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... mkdir resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558b467750) = 982 ci2-android-5-15/strace-static-x86_64: Process 982 attached [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 982] set_robust_list(0x55558b467760, 24) = 0 [pid 982] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 982] chdir("./132" [pid 307] <... restart_syscall resumed>) = 0 [pid 307] umount2("./131", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./131/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./131/binderfs") = 0 [pid 307] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 982] <... chdir resumed>) = 0 [pid 982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 982] setpgid(0, 0) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 307] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./131/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./131/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./131/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 307] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] close(4) = 0 [pid 307] rmdir("./131/config" [pid 981] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 980] <... mkdirat resumed>) = 0 [pid 979] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... rmdir resumed>) = 0 [pid 981] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] getdents64(3 [pid 981] <... symlinkat resumed>) = 0 [pid 980] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 979] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 981] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] close(3 [pid 981] <... unlinkat resumed>) = 0 [pid 979] <... symlinkat resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 981] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 979] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] rmdir("./131" [pid 981] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 980] <... symlinkat resumed>) = 0 [pid 979] <... unlinkat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 981] exit_group(0 [pid 979] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] mkdir("./132", 0777 [pid 981] <... exit_group resumed>) = ? [pid 980] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 979] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 307] <... mkdir resumed>) = 0 [pid 982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 981] +++ exited with 0 +++ [pid 979] exit_group(0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 982] <... openat resumed>) = 3 [pid 980] <... unlinkat resumed>) = 0 [pid 979] <... exit_group resumed>) = ? [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 982] write(3, "1000", 4 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 982] <... write resumed>) = 4 [pid 980] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 979] +++ exited with 0 +++ [pid 982] close(3 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 983 [pid 982] <... close resumed>) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 982] symlink("/dev/binderfs", "./binderfs" [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 983 attached [pid 982] <... symlink resumed>) = 0 [pid 980] <... rmdir resumed>) = 0 [pid 982] write(1, "executing program\n", 18) = 18 [pid 980] exit_group(0 executing program [pid 309] umount2("./136", MNT_FORCE|UMOUNT_NOFOLLOW [pid 982] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 983] set_robust_list(0x55558b467760, 24 [pid 982] <... mkdirat resumed>) = 0 [pid 980] <... exit_group resumed>) = ? [pid 309] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 982] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... openat resumed>) = 3 [pid 982] <... mount resumed>) = 0 [pid 309] fstat(3 [pid 982] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 982] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 980] +++ exited with 0 +++ [pid 309] getdents64(3 [pid 982] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 982] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] umount2("./136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 982] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 35.279286][ T976] LUN: removable file: (no medium) [ 35.301543][ T978] Mass Storage Function, version: 2009/09/11 [ 35.308080][ T978] LUN: removable file: (no medium) [ 35.319770][ T980] Mass Storage Function, version: 2009/09/11 [ 35.328731][ T980] LUN: removable file: (no medium) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 983] <... set_robust_list resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./136/binderfs" [pid 308] <... restart_syscall resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 983] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... restart_syscall resumed>) = 0 [pid 983] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 983] chdir("./132" [pid 308] umount2("./136", MNT_FORCE|UMOUNT_NOFOLLOW [pid 983] <... chdir resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 982] <... mkdirat resumed>) = 0 [pid 306] umount2("./132", MNT_FORCE|UMOUNT_NOFOLLOW [pid 983] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] unlink("./136/binderfs" [pid 308] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 983] <... prctl resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 983] setpgid(0, 0 [pid 309] <... unlink resumed>) = 0 [pid 308] fstat(3 [pid 306] <... openat resumed>) = 3 [pid 983] <... setpgid resumed>) = 0 [pid 309] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(3 [pid 983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 982] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... umount2 resumed>) = 0 [pid 308] getdents64(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 983] <... openat resumed>) = 3 [pid 982] <... symlinkat resumed>) = 0 [pid 309] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(3 [pid 983] write(3, "1000", 4 [pid 982] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 983] <... write resumed>) = 4 [pid 982] <... unlinkat resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./136/config" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 983] close(3 [pid 982] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] newfstatat(AT_FDCWD, "./136/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 983] <... close resumed>) = 0 [pid 982] <... rmdir resumed>) = 0 [pid 309] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./132/binderfs" [pid 983] symlink("/dev/binderfs", "./binderfs" [pid 982] exit_group(0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./136/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 983] <... symlink resumed>) = 0 [pid 982] <... exit_group resumed>) = ? [pid 309] openat(AT_FDCWD, "./136/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... unlink resumed>) = 0 [pid 306] unlink("./132/binderfs" executing program [pid 983] write(1, "executing program\n", 18 [pid 982] +++ exited with 0 +++ [pid 309] <... openat resumed>) = 4 [pid 308] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 983] <... write resumed>) = 18 [pid 309] fstat(4 [pid 308] <... umount2 resumed>) = 0 [pid 306] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 983] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 983] <... mkdirat resumed>) = 0 [pid 309] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 983] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] newfstatat(AT_FDCWD, "./136/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 983] <... mount resumed>) = 0 [pid 309] getdents64(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./132/config" [pid 983] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 983] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] close(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 983] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... close resumed>) = 0 [pid 308] openat(AT_FDCWD, "./136/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 983] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rmdir("./136/config" [pid 308] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./132/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 983] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] fstat(4 [pid 306] <... openat resumed>) = 4 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] fstat(4 [pid 305] <... restart_syscall resumed>) = 0 [pid 309] getdents64(3 [pid 308] getdents64(4 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] getdents64(4 [pid 308] getdents64(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] close(3 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 308] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] rmdir("./136" [pid 308] <... close resumed>) = 0 [pid 306] close(4 [pid 305] umount2("./132", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./136/config" [pid 306] <... close resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] rmdir("./132/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] mkdir("./137", 0777 [pid 308] getdents64(3 [pid 306] <... rmdir resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3 [pid 305] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] close(3 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... close resumed>) = 0 [pid 306] close(3 [pid 308] rmdir("./136" [pid 306] <... close resumed>) = 0 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] rmdir("./132" [pid 305] <... openat resumed>) = 3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] mkdir("./137", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 305] fstat(3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 306] mkdir("./133", 0777 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... mkdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 984 attached [pid 983] <... mkdirat resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] getdents64(3 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 984 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 984] set_robust_list(0x55558b467760, 24 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 ci2-android-5-15/strace-static-x86_64: Process 985 attached [pid 984] <... set_robust_list resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 985 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 986 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 983] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] umount2("./132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./132/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 984] rt_sigprocmask(SIG_SETMASK, [] [pid 305] unlink("./132/binderfs" [pid 984] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 983] <... symlinkat resumed>) = 0 [pid 983] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... unlink resumed>) = 0 [pid 983] <... unlinkat resumed>) = 0 [pid 983] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 983] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 985] set_robust_list(0x55558b467760, 24) = 0 [pid 983] exit_group(0 [pid 305] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 984] chdir("./137" [pid 983] <... exit_group resumed>) = ? [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 984] <... chdir resumed>) = 0 [pid 985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 985] chdir("./137") = 0 [pid 985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 985] setpgid(0, 0) = 0 [pid 305] newfstatat(AT_FDCWD, "./132/config" [pid 984] prctl(PR_SET_PDEATHSIG, SIGKILLci2-android-5-15/strace-static-x86_64: Process 986 attached [pid 985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 984] <... prctl resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 985] write(3, "1000", 4 [pid 986] set_robust_list(0x55558b467760, 24 [pid 984] setpgid(0, 0 [pid 305] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 985] <... write resumed>) = 4 [pid 985] close(3 [pid 983] +++ exited with 0 +++ [pid 985] <... close resumed>) = 0 [pid 985] symlink("/dev/binderfs", "./binderfs") = 0 [pid 985] write(1, "executing program\n", 18) = 18 executing program [pid 985] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 984] <... setpgid resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=983, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] openat(AT_FDCWD, "./132/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 985] <... mkdirat resumed>) = 0 [pid 984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 985] mount(NULL, "./config", "configfs", 0, NULL [pid 305] <... openat resumed>) = 4 [pid 984] <... openat resumed>) = 3 [pid 305] fstat(4 [pid 985] <... mount resumed>) = 0 [pid 985] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 984] write(3, "1000", 4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 985] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 985] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] getdents64(4 [pid 984] <... write resumed>) = 4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 984] close(3 [ 35.343132][ T982] Mass Storage Function, version: 2009/09/11 [ 35.349275][ T982] LUN: removable file: (no medium) [ 35.373757][ T983] Mass Storage Function, version: 2009/09/11 [ 35.384138][ T983] LUN: removable file: (no medium) [pid 305] getdents64(4 [pid 986] <... set_robust_list resumed>) = 0 [pid 984] <... close resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 984] symlink("/dev/binderfs", "./binderfs" [pid 305] close(4 [pid 986] rt_sigprocmask(SIG_SETMASK, [] [pid 984] <... symlink resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 307] umount2("./132", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] rmdir("./132/config" [pid 985] <... mkdirat resumed>) = 0 [pid 986] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 985] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 984] write(1, "executing program\n", 18 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rmdir resumed>) = 0 [pid 307] openat(AT_FDCWD, "./132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] getdents64(3 [pid 984] <... write resumed>) = 18 [pid 307] <... openat resumed>) = 3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] fstat(3 [pid 305] close(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... close resumed>) = 0 [pid 984] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] getdents64(3 executing program [pid 305] rmdir("./132" [pid 985] <... symlinkat resumed>) = 0 [pid 984] <... mkdirat resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... rmdir resumed>) = 0 [pid 307] umount2("./132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 984] mount(NULL, "./config", "configfs", 0, NULL [pid 305] mkdir("./133", 0777 [pid 986] chdir("./133" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 986] <... chdir resumed>) = 0 [pid 986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 986] setpgid(0, 0) = 0 [pid 985] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 305] <... mkdir resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./132/binderfs" [pid 984] <... mount resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 984] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] unlink("./132/binderfs" [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 984] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... unlink resumed>) = 0 [pid 984] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 984] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 984] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... umount2 resumed>) = 0 [pid 985] <... unlinkat resumed>) = 0 [pid 985] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 985] exit_group(0 [pid 307] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 985] <... exit_group resumed>) = ? [pid 985] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 987 attached [pid 987] set_robust_list(0x55558b467760, 24) = 0 [pid 987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 987] chdir("./133") = 0 [pid 987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 987] setpgid(0, 0) = 0 [pid 987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 987] write(3, "1000", 4) = 4 [pid 987] close(3) = 0 [pid 987] symlink("/dev/binderfs", "./binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 987 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=985, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 307] newfstatat(AT_FDCWD, "./132/config" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] umount2("./132/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./132/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./137", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... openat resumed>) = 4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] fstat(4 [pid 308] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] getdents64(4 [pid 308] fstat(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(4 [pid 308] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] close(4 [pid 308] umount2("./137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] rmdir("./132/config" [pid 308] newfstatat(AT_FDCWD, "./137/binderfs" [pid 987] <... symlink resumed>) = 0 [pid 987] write(1, "executing program\n", 18) = 18 [pid 987] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] getdents64(3 [pid 308] unlink("./137/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] close(3 [pid 308] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... close resumed>) = 0 executing program [pid 307] rmdir("./132" [pid 308] <... umount2 resumed>) = 0 [pid 987] <... mkdirat resumed>) = 0 [pid 308] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rmdir resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] mkdir("./133", 0777 [pid 308] newfstatat(AT_FDCWD, "./137/config" [pid 987] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 987] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 987] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 307] <... mkdir resumed>) = 0 [pid 986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 984] <... mkdirat resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] openat(AT_FDCWD, "./137/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 987] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 986] <... openat resumed>) = 3 [pid 308] <... openat resumed>) = 4 [pid 987] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 986] write(3, "1000", 4 [pid 987] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 986] <... write resumed>) = 4 [pid 308] fstat(4 [pid 987] <... symlinkat resumed>) = 0 [pid 986] close(3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 988 [pid 987] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 986] <... close resumed>) = 0 [pid 987] <... unlinkat resumed>) = 0 [pid 986] symlink("/dev/binderfs", "./binderfs" [pid 308] getdents64(4 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 987] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 986] <... symlink resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] getdents64(4 [pid 987] <... rmdir resumed>) = 0 [pid 986] write(1, "executing program\n", 18 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 executing program [pid 987] exit_group(0 [pid 986] <... write resumed>) = 18 [pid 308] close(4 [pid 987] <... exit_group resumed>) = ? [pid 986] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 988 attached [pid 987] +++ exited with 0 +++ [pid 986] <... mkdirat resumed>) = 0 [pid 308] rmdir("./137/config" [pid 986] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] getdents64(3 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 986] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 308] close(3 [pid 986] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] <... close resumed>) = 0 [pid 986] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] rmdir("./137" [pid 986] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 986] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 988] set_robust_list(0x55558b467760, 24 [pid 308] <... rmdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 308] mkdir("./138", 0777 [pid 984] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 984] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 308] <... mkdir resumed>) = 0 [pid 984] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] umount2("./133", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 35.397767][ T985] Mass Storage Function, version: 2009/09/11 [ 35.404277][ T985] LUN: removable file: (no medium) [ 35.413414][ T984] Mass Storage Function, version: 2009/09/11 [ 35.423336][ T984] LUN: removable file: (no medium) [ 35.437938][ T986] Mass Storage Function, version: 2009/09/11 [pid 305] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYci2-android-5-15/strace-static-x86_64: Process 989 attached [pid 988] <... set_robust_list resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 305] fstat(3 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 989 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 305] getdents64(3 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] umount2("./133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 984] <... rmdir resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 984] exit_group(0 [pid 305] newfstatat(AT_FDCWD, "./133/binderfs" [pid 984] <... exit_group resumed>) = ? [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 989] set_robust_list(0x55558b467760, 24 [pid 988] rt_sigprocmask(SIG_SETMASK, [] [pid 984] +++ exited with 0 +++ [pid 305] unlink("./133/binderfs" [pid 986] <... mkdirat resumed>) = 0 [pid 986] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 305] <... unlink resumed>) = 0 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 988] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = 0 [pid 988] chdir("./133" [pid 305] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 988] <... chdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./133/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 988] <... prctl resumed>) = 0 [pid 305] openat(AT_FDCWD, "./133/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 986] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 986] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 988] setpgid(0, 0 [pid 305] <... openat resumed>) = 4 [pid 305] fstat(4 [pid 988] <... setpgid resumed>) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 986] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 986] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 305] getdents64(4 [pid 988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 986] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 305] <... close resumed>) = 0 [pid 305] rmdir("./133/config" [pid 988] <... openat resumed>) = 3 [pid 986] exit_group(0) = ? [pid 305] <... rmdir resumed>) = 0 [pid 988] write(3, "1000", 4 [pid 305] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 988] <... write resumed>) = 4 [pid 305] close(3) = 0 [pid 988] close(3 [pid 305] rmdir("./133" [pid 986] +++ exited with 0 +++ [pid 988] <... close resumed>) = 0 [pid 305] <... rmdir resumed>) = 0 [pid 988] symlink("/dev/binderfs", "./binderfs" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=986, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 305] mkdir("./134", 0777 [pid 309] <... restart_syscall resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 989] <... set_robust_list resumed>) = 0 [pid 989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 989] chdir("./138") = 0 [pid 305] <... mkdir resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] umount2("./137", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./133", MNT_FORCE|UMOUNT_NOFOLLOW [pid 989] <... prctl resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 989] setpgid(0, 0 [pid 309] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 309] fstat(3 [pid 306] fstat(3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3 [pid 306] getdents64(3 [pid 989] <... setpgid resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./137/binderfs" [pid 306] newfstatat(AT_FDCWD, "./133/binderfs" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] unlink("./137/binderfs" [pid 306] unlink("./133/binderfs" [pid 989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 309] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 990 [pid 989] <... openat resumed>) = 3 [pid 309] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 988] <... symlink resumed>) = 0 [pid 309] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 988] write(1, "executing program\n", 18 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 988] <... write resumed>) = 18 [pid 309] newfstatat(AT_FDCWD, "./137/config" [pid 306] newfstatat(AT_FDCWD, "./133/config" [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 988] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOWci2-android-5-15/strace-static-x86_64: Process 990 attached [pid 989] write(3, "1000", 4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./137/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./133/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 306] fstat(4 [pid 989] <... write resumed>) = 4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4 [pid 306] getdents64(4 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 989] close(3 [pid 309] close(4 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] <... close resumed>) = 0 [pid 306] getdents64(4 [pid 988] <... mkdirat resumed>) = 0 [pid 309] rmdir("./137/config" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 989] <... close resumed>) = 0 [pid 989] symlink("/dev/binderfs", "./binderfs") = 0 [pid 988] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... rmdir resumed>) = 0 [pid 306] close(4 [pid 309] getdents64(3 [pid 989] write(1, "executing program\n", 18 [pid 306] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 989] <... write resumed>) = 18 [pid 989] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] close(3 [pid 306] rmdir("./133/config" [pid 988] <... mount resumed>) = 0 [pid 309] <... close resumed>) = 0 executing program [pid 989] <... mkdirat resumed>) = 0 [pid 988] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] rmdir("./137" [pid 306] <... rmdir resumed>) = 0 [pid 989] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 989] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 989] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] <... rmdir resumed>) = 0 [pid 988] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] getdents64(3 [pid 309] mkdir("./138", 0777 [pid 988] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 989] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 35.445020][ T986] LUN: removable file: (no medium) [pid 989] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 990] set_robust_list(0x55558b467760, 24 [pid 988] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... mkdir resumed>) = 0 [pid 306] close(3 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] <... close resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] rmdir("./133" [pid 988] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 991 attached [pid 989] <... mkdirat resumed>) = 0 [pid 988] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] mkdir("./134", 0777 [pid 991] set_robust_list(0x55558b467760, 24 [pid 990] <... set_robust_list resumed>) = 0 [pid 989] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 988] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 991 [pid 989] <... symlinkat resumed>) = 0 [pid 989] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 989] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 988] <... symlinkat resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 991] <... set_robust_list resumed>) = 0 [pid 990] rt_sigprocmask(SIG_SETMASK, [] [pid 989] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 991] rt_sigprocmask(SIG_SETMASK, [] [pid 990] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 989] exit_group(0 [pid 988] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 991] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 990] chdir("./134" [pid 989] <... exit_group resumed>) = ? [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 992 ci2-android-5-15/strace-static-x86_64: Process 992 attached [pid 989] +++ exited with 0 +++ [pid 988] <... unlinkat resumed>) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 991] chdir("./138" [pid 990] <... chdir resumed>) = 0 [pid 988] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=989, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 991] <... chdir resumed>) = 0 [pid 990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 990] <... prctl resumed>) = 0 [pid 991] <... prctl resumed>) = 0 [pid 990] setpgid(0, 0 [pid 988] <... rmdir resumed>) = 0 [pid 991] setpgid(0, 0 [pid 990] <... setpgid resumed>) = 0 [pid 988] exit_group(0 [pid 991] <... setpgid resumed>) = 0 [pid 990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 990] <... openat resumed>) = 3 [pid 988] <... exit_group resumed>) = ? [pid 992] set_robust_list(0x55558b467760, 24 [pid 991] <... openat resumed>) = 3 [pid 990] write(3, "1000", 4 [pid 991] write(3, "1000", 4 [pid 990] <... write resumed>) = 4 [pid 991] <... write resumed>) = 4 [pid 990] close(3 [pid 991] close(3 [pid 990] <... close resumed>) = 0 [pid 991] <... close resumed>) = 0 [pid 990] symlink("/dev/binderfs", "./binderfs" [pid 991] symlink("/dev/binderfs", "./binderfs" [pid 990] <... symlink resumed>) = 0 [pid 988] +++ exited with 0 +++ [pid 992] <... set_robust_list resumed>) = 0 [pid 990] write(1, "executing program\n", 18 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 991] <... symlink resumed>) = 0 executing program [pid 992] rt_sigprocmask(SIG_SETMASK, [] [pid 990] <... write resumed>) = 18 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 991] write(1, "executing program\n", 18) = 18 executing program [pid 991] mkdirat(AT_FDCWD, "./config", 0777 [pid 992] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 991] <... mkdirat resumed>) = 0 [pid 990] mkdirat(AT_FDCWD, "./config", 0777 [pid 991] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 991] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 991] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 991] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 992] chdir("./134" [pid 990] <... mkdirat resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 992] <... chdir resumed>) = 0 [pid 990] mount(NULL, "./config", "configfs", 0, NULL [pid 991] <... mkdirat resumed>) = 0 [pid 991] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 990] <... mount resumed>) = 0 [pid 992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] umount2("./138", MNT_FORCE|UMOUNT_NOFOLLOW [pid 990] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 991] <... symlinkat resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./133", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 991] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... openat resumed>) = 3 [pid 992] <... prctl resumed>) = 0 [pid 990] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 308] fstat(3 [pid 307] openat(AT_FDCWD, "./133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 992] setpgid(0, 0 [pid 990] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 992] <... setpgid resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 991] <... unlinkat resumed>) = 0 [pid 308] getdents64(3 [pid 307] fstat(3 [pid 990] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 991] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 990] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 308] umount2("./138/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] getdents64(3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 991] <... rmdir resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./138/binderfs" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 991] exit_group(0) = ? [pid 991] +++ exited with 0 +++ [pid 992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 992] write(3, "1000", 4) = 4 [pid 992] close(3) = 0 [pid 992] symlink("/dev/binderfs", "./binderfs") = 0 [pid 308] unlink("./138/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 992] write(1, "executing program\n", 18) = 18 executing program [pid 992] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 992] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 992] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 992] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] <... unlink resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./133/binderfs" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] umount2("./138/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... restart_syscall resumed>) = 0 [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = 0 [pid 307] unlink("./133/binderfs" [pid 308] umount2("./138/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./138", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... unlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./138/config" [pid 307] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 990] <... mkdirat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = 0 [pid 309] <... openat resumed>) = 3 [pid 308] umount2("./138/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(3 [pid 307] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] getdents64(3 [pid 308] openat(AT_FDCWD, "./138/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] newfstatat(AT_FDCWD, "./133/config" [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... openat resumed>) = 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./138/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 307] umount2("./133/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 990] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] newfstatat(AT_FDCWD, "./138/binderfs" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(4 [pid 992] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 992] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] openat(AT_FDCWD, "./133/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] unlink("./138/binderfs" [pid 308] getdents64(4 [pid 307] <... openat resumed>) = 4 [pid 992] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 992] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... unlink resumed>) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] fstat(4 [pid 309] umount2("./138/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(4 [pid 990] <... symlinkat resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 992] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 990] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 992] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] umount2("./138/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rmdir("./138/config" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 992] <... unlinkat resumed>) = 0 [pid 990] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 309] newfstatat(AT_FDCWD, "./138/config" [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 990] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] umount2("./138/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] close(4 [pid 992] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 309] openat(AT_FDCWD, "./138/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] close(3 [pid 307] rmdir("./133/config" [pid 309] <... openat resumed>) = 4 [pid 308] <... close resumed>) = 0 [pid 990] <... rmdir resumed>) = 0 [pid 309] fstat(4 [pid 308] rmdir("./138" [pid 307] <... rmdir resumed>) = 0 [pid 992] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 990] exit_group(0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 990] <... exit_group resumed>) = ? [pid 992] exit_group(0 [pid 990] +++ exited with 0 +++ [pid 309] getdents64(4 [pid 308] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 992] <... exit_group resumed>) = ? [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] mkdir("./139", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=990, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] getdents64(4 [pid 992] +++ exited with 0 +++ [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] close(3 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] close(4 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 309] rmdir("./138/config" [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] rmdir("./133" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... rmdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 993 attached [pid 309] getdents64(3 [pid 307] <... rmdir resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 993 [pid 307] mkdir("./134", 0777 [pid 993] set_robust_list(0x55558b467760, 24 [pid 309] close(3 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 993] <... set_robust_list resumed>) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 993] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 993] chdir("./139" [pid 307] <... mkdir resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] rmdir("./138" [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 993] <... chdir resumed>) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] mkdir("./139", 0777 [pid 993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 993] setpgid(0, 0) = 0 ci2-android-5-15/strace-static-x86_64: Process 994 attached [pid 993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... mkdir resumed>) = 0 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 994 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 993] <... openat resumed>) = 3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 994] set_robust_list(0x55558b467760, 24 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 993] write(3, "1000", 4) = 4 [pid 993] close(3) = 0 [pid 993] symlink("/dev/binderfs", "./binderfs" [pid 994] <... set_robust_list resumed>) = 0 [pid 993] <... symlink resumed>) = 0 [pid 993] write(1, "executing program\n", 18 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 995 [pid 993] <... write resumed>) = 18 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 993] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 994] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [pid 994] chdir("./134" [pid 993] <... mkdirat resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 993] mount(NULL, "./config", "configfs", 0, NULL [pid 994] <... chdir resumed>) = 0 [pid 993] <... mount resumed>) = 0 [pid 305] umount2("./134", MNT_FORCE|UMOUNT_NOFOLLOW [pid 993] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 994] <... prctl resumed>) = 0 [pid 306] umount2("./134", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 994] setpgid(0, 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 993] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... openat resumed>) = 3 [pid 994] <... setpgid resumed>) = 0 [pid 306] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] fstat(3 [pid 993] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... openat resumed>) = 3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] fstat(3 [pid 305] getdents64(3 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 993] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] getdents64(3 [pid 305] umount2("./134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 993] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 994] <... openat resumed>) = 3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./134/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 994] write(3, "1000", 4 [pid 306] newfstatat(AT_FDCWD, "./134/binderfs" [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 35.471303][ T989] Mass Storage Function, version: 2009/09/11 [ 35.477614][ T989] LUN: removable file: (no medium) [ 35.489609][ T991] Mass Storage Function, version: 2009/09/11 [ 35.495663][ T991] LUN: removable file: (no medium) [ 35.503656][ T990] Mass Storage Function, version: 2009/09/11 [ 35.509926][ T990] LUN: removable file: (no medium) [pid 994] <... write resumed>) = 4 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./134/binderfs" [pid 994] close(3 [pid 306] unlink("./134/binderfs"ci2-android-5-15/strace-static-x86_64: Process 995 attached [pid 995] set_robust_list(0x55558b467760, 24 [pid 305] <... unlink resumed>) = 0 [pid 995] <... set_robust_list resumed>) = 0 [pid 995] rt_sigprocmask(SIG_SETMASK, [] [pid 994] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 994] symlink("/dev/binderfs", "./binderfs" [pid 306] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... umount2 resumed>) = 0 [pid 995] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 995] chdir("./139" [pid 306] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] newfstatat(AT_FDCWD, "./134/config" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./134/config" [pid 305] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 994] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 995] <... chdir resumed>) = 0 [pid 306] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 994] write(1, "executing program\n", 18 [pid 305] openat(AT_FDCWD, "./134/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 994] <... write resumed>) = 18 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./134/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] fstat(4 [pid 306] <... openat resumed>) = 4 [pid 306] fstat(4 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 994] mkdirat(AT_FDCWD, "./config", 0777 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4 [pid 306] getdents64(4 [pid 995] <... prctl resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 995] setpgid(0, 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4 [pid 306] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4 [pid 306] close(4 [pid 995] <... setpgid resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] rmdir("./134/config" [pid 306] rmdir("./134/config" [pid 995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 305] <... rmdir resumed>) = 0 [pid 995] write(3, "1000", 4) = 4 [pid 306] <... rmdir resumed>) = 0 [pid 305] getdents64(3 [pid 306] getdents64(3 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3 [pid 306] close(3 [pid 995] close(3 [pid 305] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] rmdir("./134" [pid 994] <... mkdirat resumed>) = 0 [pid 306] rmdir("./134" [pid 995] <... close resumed>) = 0 [pid 995] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] <... rmdir resumed>) = 0 [pid 995] write(1, "executing program\n", 18) = 18 [pid 306] <... rmdir resumed>) = 0 executing program executing program [pid 994] mount(NULL, "./config", "configfs", 0, NULL [pid 306] mkdir("./135", 0777 [pid 305] mkdir("./135", 0777 [pid 995] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 995] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] <... mkdir resumed>) = 0 [pid 994] <... mount resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 994] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 995] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 995] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 995] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 994] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 993] <... mkdirat resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 995] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 994] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 996 ci2-android-5-15/strace-static-x86_64: Process 996 attached [pid 996] set_robust_list(0x55558b467760, 24) = 0 [pid 996] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 997 [pid 995] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 994] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 996] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 995] <... symlinkat resumed>) = 0 [pid 994] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 995] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 996] chdir("./135") = 0 [pid 995] <... unlinkat resumed>) = 0 [pid 995] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 994] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 996] setpgid(0, 0 [pid 995] <... rmdir resumed>) = 0 [pid 994] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 996] <... setpgid resumed>) = 0 [pid 995] exit_group(0 [pid 996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 995] <... exit_group resumed>) = ? [pid 994] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 996] <... openat resumed>) = 3 [pid 996] write(3, "1000", 4) = 4 [pid 996] close(3) = 0 [pid 996] symlink("/dev/binderfs", "./binderfs") = 0 [pid 995] +++ exited with 0 +++ [pid 994] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 996] write(1, "executing program\n", 18 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 994] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 994] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 996] <... write resumed>) = 18 [pid 994] <... rmdir resumed>) = -1 ENOENT (No such file or directory) executing program [pid 996] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 994] exit_group(0 [pid 996] mount(NULL, "./config", "configfs", 0, NULL [pid 994] <... exit_group resumed>) = ? [pid 996] <... mount resumed>) = 0 [pid 996] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 996] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 996] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 994] +++ exited with 0 +++ ci2-android-5-15/strace-static-x86_64: Process 997 attached [pid 996] <... mkdirat resumed>) = 0 [pid 993] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] <... restart_syscall resumed>) = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 996] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... restart_syscall resumed>) = 0 [pid 309] umount2("./139", MNT_FORCE|UMOUNT_NOFOLLOW [pid 997] set_robust_list(0x55558b467760, 24 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 996] <... symlinkat resumed>) = 0 [pid 309] openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 997] <... set_robust_list resumed>) = 0 [pid 993] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 3 [pid 307] umount2("./134", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] fstat(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 996] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] openat(AT_FDCWD, "./134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(3 [pid 996] <... unlinkat resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] fstat(3 [pid 997] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./139/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 997] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] getdents64(3 [pid 309] newfstatat(AT_FDCWD, "./139/binderfs" [pid 996] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 997] chdir("./135" [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] unlink("./139/binderfs" [pid 997] <... chdir resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 996] <... rmdir resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 307] newfstatat(AT_FDCWD, "./134/binderfs" [pid 997] <... prctl resumed>) = 0 [pid 309] umount2("./139/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 997] setpgid(0, 0 [pid 996] exit_group(0 [pid 993] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] <... umount2 resumed>) = 0 [pid 307] unlink("./134/binderfs" [pid 309] umount2("./139/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 996] <... exit_group resumed>) = ? [pid 996] +++ exited with 0 +++ [pid 993] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] <... unlink resumed>) = 0 [pid 997] <... setpgid resumed>) = 0 [pid 993] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=996, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] newfstatat(AT_FDCWD, "./139/config" [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 307] <... umount2 resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] umount2("./139/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./134/config" [pid 997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] openat(AT_FDCWD, "./139/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 993] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 309] <... openat resumed>) = 4 [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] fstat(4 [pid 307] umount2("./134/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 997] <... openat resumed>) = 3 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 993] exit_group(0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 997] write(3, "1000", 4 [pid 993] <... exit_group resumed>) = ? [pid 309] getdents64(4 [pid 997] <... write resumed>) = 4 [pid 307] openat(AT_FDCWD, "./134/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 997] close(3 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... openat resumed>) = 4 [pid 309] getdents64(4 [pid 307] fstat(4 [pid 997] <... close resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 997] symlink("/dev/binderfs", "./binderfs" [pid 309] close(4 [pid 307] getdents64(4 [pid 309] <... close resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] rmdir("./139/config" [pid 307] getdents64(4 [pid 993] +++ exited with 0 +++ [pid 309] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 997] <... symlink resumed>) = 0 [pid 309] getdents64(3 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] close(4 [pid 997] write(1, "executing program\n", 18 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 997] <... write resumed>) = 18 [pid 309] close(3 [pid 307] <... close resumed>) = 0 executing program [pid 997] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... close resumed>) = 0 [pid 307] rmdir("./134/config" [pid 309] rmdir("./139" [pid 997] <... mkdirat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 997] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 307] getdents64(3 [pid 309] mkdir("./140", 0777 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 997] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 307] close(3 [pid 997] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 997] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... mkdir resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... close resumed>) = 0 [ 35.529243][ T993] Mass Storage Function, version: 2009/09/11 [ 35.540784][ T993] LUN: removable file: (no medium) [ 35.550160][ T996] Mass Storage Function, version: 2009/09/11 [ 35.556310][ T996] LUN: removable file: (no medium) [ 35.569665][ T997] Mass Storage Function, version: 2009/09/11 [pid 306] <... restart_syscall resumed>) = 0 [pid 997] <... mkdirat resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] rmdir("./134" [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 997] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 997] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] umount2("./135", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] umount2("./139", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] mkdir("./135", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 997] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 997] exit_group(0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 997] <... exit_group resumed>) = ? ci2-android-5-15/strace-static-x86_64: Process 998 attached [pid 997] +++ exited with 0 +++ [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 998 [pid 308] openat(AT_FDCWD, "./139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... mkdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] <... openat resumed>) = 3 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] fstat(3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] fstat(3 [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] getdents64(3 [pid 308] getdents64(3 [pid 998] set_robust_list(0x55558b467760, 24) = 0 [pid 998] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 998] chdir("./140" [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 999 [pid 306] umount2("./135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./139/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] newfstatat(AT_FDCWD, "./135/binderfs" [pid 308] newfstatat(AT_FDCWD, "./139/binderfs" [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./135/binderfs" [pid 308] unlink("./139/binderfs" [pid 998] <... chdir resumed>) = 0 [pid 998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 998] setpgid(0, 0 [pid 306] <... unlink resumed>) = 0 [pid 998] <... setpgid resumed>) = 0 [pid 998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... unlink resumed>) = 0 [pid 306] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./139/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 998] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = 0 [pid 306] <... umount2 resumed>) = 0 [pid 308] umount2("./139/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./139/config" [pid 306] newfstatat(AT_FDCWD, "./135/config" [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./139/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./139/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./135/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 998] write(3, "1000", 4 [pid 308] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 308] fstat(4 [pid 306] fstat(4 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] getdents64(4 [pid 306] getdents64(4 [pid 998] <... write resumed>) = 4 [pid 998] close(3) = 0 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 998] symlink("/dev/binderfs", "./binderfs" [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4 [pid 306] getdents64(4 [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4 [pid 306] close(4 [pid 998] <... symlink resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] rmdir("./139/config" [pid 306] rmdir("./135/config"ci2-android-5-15/strace-static-x86_64: Process 999 attached [pid 998] write(1, "executing program\n", 18 [pid 999] set_robust_list(0x55558b467760, 24 [pid 998] <... write resumed>) = 18 [pid 999] <... set_robust_list resumed>) = 0 executing program [pid 998] mkdirat(AT_FDCWD, "./config", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 999] rt_sigprocmask(SIG_SETMASK, [] [pid 998] <... mkdirat resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 306] getdents64(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3 [pid 306] close(3 [pid 999] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 998] mount(NULL, "./config", "configfs", 0, NULL [pid 308] <... close resumed>) = 0 [pid 999] chdir("./135" [pid 998] <... mount resumed>) = 0 [pid 308] rmdir("./139" [pid 306] <... close resumed>) = 0 [pid 999] <... chdir resumed>) = 0 [pid 998] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 998] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 306] rmdir("./135" [pid 999] <... prctl resumed>) = 0 [pid 998] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 308] <... rmdir resumed>) = 0 [pid 999] setpgid(0, 0 [pid 998] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 999] <... setpgid resumed>) = 0 [pid 998] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] mkdir("./140", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 998] <... mkdirat resumed>) = 0 [pid 998] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 998] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... mkdir resumed>) = 0 [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] mkdir("./136", 0777 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 998] <... unlinkat resumed>) = 0 [pid 998] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 306] <... mkdir resumed>) = 0 [pid 998] <... rmdir resumed>) = 0 [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 305] umount2("./135", MNT_FORCE|UMOUNT_NOFOLLOW [pid 999] <... openat resumed>) = 3 [pid 998] exit_group(0) = ? [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 999] write(3, "1000", 4 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 1000 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 998] +++ exited with 0 +++ [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 999] <... write resumed>) = 4 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 1001 [pid 305] <... openat resumed>) = 3 [pid 999] close(3 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 305] fstat(3 [pid 999] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 1000 attached [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 999] symlink("/dev/binderfs", "./binderfs" [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 1000] set_robust_list(0x55558b467760, 24 [pid 305] getdents64(3 [pid 1000] <... set_robust_list resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 1000] rt_sigprocmask(SIG_SETMASK, [] [pid 305] umount2("./135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1000] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 999] <... symlink resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./135/binderfs" [pid 1000] chdir("./140" [pid 999] write(1, "executing program\n", 18 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./135/binderfs" [pid 999] <... write resumed>) = 18 [pid 1000] <... chdir resumed>) = 0 [pid 1000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] <... unlink resumed>) = 0 executing program [pid 999] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1000] setpgid(0, 0) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 305] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] newfstatat(AT_FDCWD, "./135/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./135/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 999] <... mkdirat resumed>) = 0 [pid 305] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 999] mount(NULL, "./config", "configfs", 0, NULL [pid 305] getdents64(4 [pid 1000] <... openat resumed>) = 3 [pid 1000] write(3, "1000", 4 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4 [pid 999] <... mount resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 1000] <... write resumed>) = 4 [pid 999] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 305] close(4 [pid 1000] close(3 [pid 305] <... close resumed>) = 0 [pid 999] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] rmdir("./135/config" [pid 1000] <... close resumed>) = 0 [pid 1000] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1000] write(1, "executing program\n", 18 [pid 999] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 1000] <... write resumed>) = 18 [pid 305] getdents64(3 [pid 999] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] close(3 [pid 999] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 305] <... close resumed>) = 0 [pid 1000] mkdirat(AT_FDCWD, "./config", 0777 [pid 305] rmdir("./135") = 0 [pid 1000] <... mkdirat resumed>) = 0 [pid 305] mkdir("./136", 0777 [pid 1000] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 1000] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 1000] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 1000] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 1001 attached [pid 1001] set_robust_list(0x55558b467760, 24) = 0 [pid 1001] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1001] chdir("./136") = 0 [pid 1001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1001] setpgid(0, 0 [pid 309] umount2("./140", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1001] <... setpgid resumed>) = 0 [pid 1001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1001] write(3, "1000", 4) = 4 [pid 1001] close(3 [pid 309] <... openat resumed>) = 3 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 1002 [pid 309] fstat(3 [pid 1001] <... close resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1001] symlink("/dev/binderfs", "./binderfs" [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./140/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1001] <... symlink resumed>) = 0 [pid 1001] write(1, "executing program\n", 18 [pid 309] newfstatat(AT_FDCWD, "./140/binderfs" [pid 1001] <... write resumed>) = 18 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 309] unlink("./140/binderfs" [pid 1001] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./140/config", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 309] umount2("./140/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./140/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1001] <... mkdirat resumed>) = 0 [pid 309] umount2("./140/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1001] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./140/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4 [pid 1001] <... mount resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 1001] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] getdents64(4 [pid 1001] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1001] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 1001] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4ci2-android-5-15/strace-static-x86_64: Process 1002 attached ) = 0 [pid 1002] set_robust_list(0x55558b467760, 24) = 0 [pid 309] rmdir("./140/config" [pid 1002] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1002] chdir("./136") = 0 [pid 309] <... rmdir resumed>) = 0 [pid 1002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] getdents64(3 [pid 1002] <... prctl resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 1002] setpgid(0, 0 [pid 309] close(3 [pid 1002] <... setpgid resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 309] rmdir("./140" [pid 1002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1002] write(3, "1000", 4) = 4 [pid 309] <... rmdir resumed>) = 0 [pid 1002] close(3 [pid 309] mkdir("./141", 0777 [pid 1002] <... close resumed>) = 0 [pid 1002] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1002] write(1, "executing program\n", 18 [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 1002] <... write resumed>) = 18 executing program [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1002] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 1002] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 1003 [pid 1002] <... mount resumed>) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 1002] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1002] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1002] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 1002] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777ci2-android-5-15/strace-static-x86_64: Process 1003 attached [pid 1003] set_robust_list(0x55558b467760, 24) = 0 [pid 1003] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1003] chdir("./141") = 0 [pid 1003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1003] setpgid(0, 0) = 0 [pid 1003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1003] write(3, "1000", 4) = 4 [pid 1003] close(3) = 0 [pid 1003] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1003] write(1, "executing program\n", 18) = 18 [pid 1003] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 1003] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 1003] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 1003] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) executing program [pid 1003] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 999] <... mkdirat resumed>) = 0 [pid 1001] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1000] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1001] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 1000] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 1002] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1002] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 1003] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1003] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 EEXIST (File exists) [pid 1002] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 1001] <... symlinkat resumed>) = 0 [pid 1000] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 1002] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 1001] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 1000] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 1002] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 1001] <... unlinkat resumed>) = 0 [pid 1003] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 1002] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 1001] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 1000] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 1003] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 1002] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 1001] <... rmdir resumed>) = 0 [pid 1000] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 1003] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 1002] exit_group(0 [pid 1001] exit_group(0 [pid 1000] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 1003] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 1002] <... exit_group resumed>) = ? [pid 1001] <... exit_group resumed>) = ? [pid 1000] exit_group(0 [pid 1003] exit_group(0 [pid 1002] +++ exited with 0 +++ [pid 1001] +++ exited with 0 +++ [pid 1000] <... exit_group resumed>) = ? [pid 1003] <... exit_group resumed>) = ? [pid 1003] +++ exited with 0 +++ [pid 1000] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 999] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = -1 ENOENT (No such file or directory) [pid 999] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0) = -1 ENOENT (No such file or directory) [pid 999] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] <... restart_syscall resumed>) = 0 [pid 999] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 999] exit_group(0) = ? [pid 309] umount2("./141", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 309] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] umount2("./141/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./141/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 999] +++ exited with 0 +++ [pid 309] unlink("./141/binderfs") = 0 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 309] umount2("./141/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./141/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] newfstatat(AT_FDCWD, "./141/config", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] umount2("./141/config", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./141/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4) = 0 [pid 309] rmdir("./141/config") = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 309] rmdir("./141") = 0 [pid 309] mkdir("./142", 0777) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 1004 attached , child_tidptr=0x55558b467750) = 1004 [pid 1004] set_robust_list(0x55558b467760, 24 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 1004] <... set_robust_list resumed>) = 0 [pid 1004] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 1004] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1004] chdir("./142") = 0 [pid 1004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1004] setpgid(0, 0) = 0 [pid 1004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1004] write(3, "1000", 4) = 4 [pid 308] umount2("./140", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./135", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./136", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./136", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1004] close(3) = 0 [pid 1004] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1004] write(1, "executing program\n", 18) = 18 [pid 1004] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 1004] mount(NULL, "./config", "configfs", 0, NULL [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 308] openat(AT_FDCWD, "./140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1004] <... mount resumed>) = 0 [pid 1004] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 1004] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 1004] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [ 35.575725][ T997] LUN: removable file: (no medium) [ 35.589822][ T998] Mass Storage Function, version: 2009/09/11 [ 35.595861][ T998] LUN: removable file: (no medium) [ 35.608169][ T999] Mass Storage Function, version: 2009/09/11 [ 35.623128][ T999] LUN: removable file: (no medium) [pid 307] openat(AT_FDCWD, "./135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] fstat(3 [pid 307] fstat(3 [pid 306] fstat(3 [pid 305] <... openat resumed>) = 3 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] fstat(3 [pid 1004] <... mkdirat resumed>) = 0 [pid 308] getdents64(3 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 1004] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] getdents64(3 [pid 1004] <... symlinkat resumed>) = 0 [pid 308] umount2("./140/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] umount2("./135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./140/binderfs" [pid 305] umount2("./136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./135/binderfs" [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./140/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(AT_FDCWD, "./136/binderfs" [pid 305] newfstatat(AT_FDCWD, "./136/binderfs" [pid 1004] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] <... unlink resumed>) = 0 [pid 307] unlink("./135/binderfs" [pid 308] umount2("./140/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1004] <... unlinkat resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 306] unlink("./136/binderfs" [pid 305] unlink("./136/binderfs" [pid 308] <... umount2 resumed>) = 0 [pid 307] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1004] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0") = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 1004] exit_group(0 [pid 308] umount2("./140/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 306] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1004] <... exit_group resumed>) = ? [pid 308] newfstatat(AT_FDCWD, "./140/config" [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = 0 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./135/config" [pid 306] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] umount2("./140/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] umount2("./135/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./136/config" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./140/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./136/config" [pid 308] <... openat resumed>) = 4 [pid 307] openat(AT_FDCWD, "./135/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] fstat(4 [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1004] +++ exited with 0 +++ [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(4 [pid 307] fstat(4 [pid 306] openat(AT_FDCWD, "./136/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] getdents64(4 [pid 306] <... openat resumed>) = 4 [pid 305] openat(AT_FDCWD, "./136/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 307] getdents64(4 [pid 306] fstat(4 [pid 308] close(4 [pid 305] <... openat resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] <... close resumed>) = 0 [pid 307] getdents64(4 [pid 305] fstat(4 [pid 308] rmdir("./140/config" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] close(4) = 0 [pid 305] rmdir("./136/config" [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] close(4 [pid 306] getdents64(4 [pid 305] <... rmdir resumed>) = 0 [pid 308] getdents64(3 [pid 307] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] getdents64(3 [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 307] rmdir("./135/config" [pid 306] getdents64(4 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] umount2("./142", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] close(3 [pid 305] close(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... close resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... close resumed>) = 0 [pid 309] openat(AT_FDCWD, "./142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] rmdir("./140" [pid 307] getdents64(3 [pid 306] close(4 [pid 305] rmdir("./136" [pid 309] <... openat resumed>) = 3 [pid 305] <... rmdir resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] mkdir("./137", 0777 [pid 309] fstat(3 [pid 308] mkdir("./141", 0777 [pid 307] close(3 [pid 306] <... close resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] getdents64(3 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] rmdir("./136/config" [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] rmdir("./135" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rmdir resumed>) = 0 [pid 309] umount2("./142/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... rmdir resumed>) = 0 [pid 306] getdents64(3 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 1005 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 307] mkdir("./136", 0777 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 309] newfstatat(AT_FDCWD, "./142/binderfs" [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 1005 attached [pid 1005] set_robust_list(0x55558b467760, 24 [pid 307] <... mkdir resumed>) = 0 [pid 306] close(3 [pid 1005] <... set_robust_list resumed>) = 0 [pid 1005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1005] chdir("./137" [pid 306] <... close resumed>) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] unlink("./142/binderfs" [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 1006 [pid 306] rmdir("./136" [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1005] <... chdir resumed>) = 0 [pid 309] <... unlink resumed>) = 0 [pid 1005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1005] setpgid(0, 0) = 0 [pid 1005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... rmdir resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 1005] <... openat resumed>) = 3 [pid 1005] write(3, "1000", 4) = 4 [pid 1005] close(3) = 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] mkdir("./137", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 1007 [pid 309] umount2("./142/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1005] symlink("/dev/binderfs", "./binderfs" [pid 306] <... mkdir resumed>) = 0 [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] umount2("./142/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1005] <... symlink resumed>) = 0 [pid 1005] write(1, "executing program\n", 18) = 18 [pid 1005] mkdirat(AT_FDCWD, "./config", 0777 [pid 309] newfstatat(AT_FDCWD, "./142/config" [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 1008 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 309] umount2("./142/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] openat(AT_FDCWD, "./142/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 309] fstat(4, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] getdents64(4, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 1005] <... mkdirat resumed>) = 0 [pid 309] getdents64(4 [pid 1005] mount(NULL, "./config", "configfs", 0, NULL [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 ci2-android-5-15/strace-static-x86_64: Process 1007 attached ci2-android-5-15/strace-static-x86_64: Process 1008 attached [pid 1005] <... mount resumed>) = 0 [pid 309] close(4 [pid 1005] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] <... close resumed>) = 0 [pid 1005] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] rmdir("./142/config" [pid 1005] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 1005] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 1008] set_robust_list(0x55558b467760, 24 [pid 1007] set_robust_list(0x55558b467760, 24 [pid 309] <... rmdir resumed>) = 0 [pid 309] getdents64(3ci2-android-5-15/strace-static-x86_64: Process 1006 attached , 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 1006] set_robust_list(0x55558b467760, 24 [pid 309] rmdir("./142" [pid 1006] <... set_robust_list resumed>) = 0 [pid 1006] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1006] chdir("./141") = 0 [pid 1006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... rmdir resumed>) = 0 [pid 1006] <... prctl resumed>) = 0 [pid 309] mkdir("./143", 0777 [pid 1006] setpgid(0, 0) = 0 [pid 1006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1006] <... openat resumed>) = 3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1006] write(3, "1000", 4 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1006] <... write resumed>) = 4 [pid 1006] close(3) = 0 [pid 1006] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1006] write(1, "executing program\n", 18) = 18 executing program [pid 1006] mkdirat(AT_FDCWD, "./config", 0777 [pid 1008] <... set_robust_list resumed>) = 0 [pid 1007] <... set_robust_list resumed>) = 0 [pid 1006] <... mkdirat resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 1009 [pid 1006] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1006] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 1006] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 1006] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 1007] rt_sigprocmask(SIG_SETMASK, []ci2-android-5-15/strace-static-x86_64: Process 1009 attached , NULL, 8) = 0 [pid 1009] set_robust_list(0x55558b467760, 24) = 0 [pid 1009] rt_sigprocmask(SIG_SETMASK, [] [pid 1007] chdir("./136" [pid 1009] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1009] chdir("./143" [pid 1008] rt_sigprocmask(SIG_SETMASK, [] [pid 1007] <... chdir resumed>) = 0 [pid 1009] <... chdir resumed>) = 0 [pid 1009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1009] setpgid(0, 0) = 0 [pid 1007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1008] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1007] <... prctl resumed>) = 0 [pid 1008] chdir("./137" [pid 1009] <... openat resumed>) = 3 [pid 1009] write(3, "1000", 4) = 4 [pid 1009] close(3) = 0 [pid 1009] symlink("/dev/binderfs", "./binderfs" [pid 1007] setpgid(0, 0 [pid 1008] <... chdir resumed>) = 0 [pid 1007] <... setpgid resumed>) = 0 [pid 1009] <... symlink resumed>) = 0 [pid 1009] write(1, "executing program\n", 18) = 18 [pid 1007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1008] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 1009] mkdirat(AT_FDCWD, "./config", 0777 [pid 1008] <... prctl resumed>) = 0 [pid 1007] <... openat resumed>) = 3 [pid 1008] setpgid(0, 0 [pid 1007] write(3, "1000", 4 [pid 1008] <... setpgid resumed>) = 0 [pid 1007] <... write resumed>) = 4 [pid 1008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1007] close(3) = 0 [pid 1009] <... mkdirat resumed>) = 0 [pid 1008] <... openat resumed>) = 3 [pid 1007] symlink("/dev/binderfs", "./binderfs" [pid 1009] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 1009] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 1008] write(3, "1000", 4 [pid 1007] <... symlink resumed>) = 0 [pid 1009] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 1007] write(1, "executing program\n", 18 [pid 1008] <... write resumed>) = 4 [pid 1007] <... write resumed>) = 18 [pid 1009] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1008] close(3 [pid 1007] mkdirat(AT_FDCWD, "./config", 0777 [pid 1008] <... close resumed>) = 0 executing program [pid 1009] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 1008] symlink("/dev/binderfs", "./binderfs" [pid 1007] <... mkdirat resumed>) = 0 [pid 1009] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1006] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1005] <... mkdirat resumed>) = 0 [pid 1009] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 1006] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 1009] <... symlinkat resumed>) = 0 [pid 1008] <... symlink resumed>) = 0 [pid 1006] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 1005] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 1009] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 1007] mount(NULL, "./config", "configfs", 0, NULL [pid 1006] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 1009] <... unlinkat resumed>) = 0 [pid 1008] write(1, "executing program\n", 18 [pid 1009] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 1006] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 1008] <... write resumed>) = 18 [pid 1009] <... rmdir resumed>) = 0 [pid 1008] mkdirat(AT_FDCWD, "./config", 0777 [pid 1006] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 1007] <... mount resumed>) = 0 [pid 1009] exit_group(0 [pid 1007] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 1006] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 1009] <... exit_group resumed>) = ? [pid 1008] <... mkdirat resumed>) = 0 [pid 1006] exit_group(0 [pid 1009] +++ exited with 0 +++ [pid 1008] mount(NULL, "./config", "configfs", 0, NULL [pid 1006] <... exit_group resumed>) = ? [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1008] <... mount resumed>) = 0 [pid 1007] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1008] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 1008] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 1006] +++ exited with 0 +++ executing program [ 35.641791][ T1004] Mass Storage Function, version: 2009/09/11 [ 35.648078][ T1004] LUN: removable file: (no medium) [ 35.669226][ T1005] Mass Storage Function, version: 2009/09/11 [ 35.684404][ T1005] LUN: removable file: (no medium) [pid 1008] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 1007] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 1005] <... symlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1007] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1007] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 1005] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 308] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 1005] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 1005] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 1008] <... mkdirat resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 1007] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1007] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 1007] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 1008] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 309] umount2("./143", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] umount2("./141", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1008] <... symlinkat resumed>) = -1 EEXIST (File exists) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 3 [pid 1008] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 309] fstat(3 [pid 308] openat(AT_FDCWD, "./141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] <... openat resumed>) = 3 [pid 309] getdents64(3 [pid 308] fstat(3 [pid 1007] <... unlinkat resumed>) = 0 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 1008] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 1008] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] umount2("./143/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] getdents64(3 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1007] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 309] newfstatat(AT_FDCWD, "./143/binderfs" [pid 308] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./141/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] unlink("./143/binderfs" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... unlink resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./141/binderfs" [pid 1008] <... rmdir resumed>) = 0 [pid 309] umount2("./143/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1005] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 1007] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 1008] exit_group(0 [pid 1007] exit_group(0 [pid 309] <... umount2 resumed>) = 0 [pid 308] unlink("./141/binderfs" [pid 1008] <... exit_group resumed>) = ? [pid 309] umount2("./143/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1007] <... exit_group resumed>) = ? [pid 1008] +++ exited with 0 +++ [pid 1007] +++ exited with 0 +++ [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... unlink resumed>) = 0 [pid 309] newfstatat(AT_FDCWD, "./143/config" [pid 308] umount2("./141/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1008, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 306] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 309] umount2("./143/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = 0 [pid 1005] exit_group(0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] umount2("./141/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1005] <... exit_group resumed>) = ? [pid 309] openat(AT_FDCWD, "./143/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... openat resumed>) = 4 [pid 308] newfstatat(AT_FDCWD, "./141/config" [pid 309] fstat(4 [pid 308] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 308] umount2("./141/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] getdents64(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] openat(AT_FDCWD, "./141/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] <... openat resumed>) = 4 [pid 1005] +++ exited with 0 +++ [pid 309] close(4 [pid 308] fstat(4 [pid 309] <... close resumed>) = 0 [pid 308] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1005, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 309] rmdir("./143/config" [pid 308] getdents64(4 [pid 305] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 308] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 308] getdents64(4, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 308] close(4) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] rmdir("./141/config" [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 309] rmdir("./143" [pid 308] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 308] rmdir("./141" [pid 309] mkdir("./144", 0777) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 308] mkdir("./142", 0777 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 308] <... mkdir resumed>) = 0 [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 1010 [pid 309] rt_sigprocmask(SIG_SETMASK, [] [pid 308] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 308] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-android-5-15/strace-static-x86_64: Process 1010 attached [pid 1010] set_robust_list(0x55558b467760, 24) = 0 [pid 1010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] <... clone resumed>, child_tidptr=0x55558b467750) = 1011 [pid 1010] chdir("./144") = 0 [pid 1010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [] [pid 1010] setpgid(0, 0 [pid 308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1010] <... setpgid resumed>) = 0 [pid 1010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1010] write(3, "1000", 4) = 4 [pid 1010] close(3) = 0 [pid 1010] symlink("/dev/binderfs", "./binderfs"ci2-android-5-15/strace-static-x86_64: Process 1011 attached ) = 0 [pid 1010] write(1, "executing program\n", 18 [pid 1011] set_robust_list(0x55558b467760, 24 [pid 1010] <... write resumed>) = 18 executing program [pid 1011] <... set_robust_list resumed>) = 0 [pid 1010] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 1010] mount(NULL, "./config", "configfs", 0, NULL [pid 1011] rt_sigprocmask(SIG_SETMASK, [] [pid 1010] <... mount resumed>) = 0 [pid 307] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 1011] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1010] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 1011] chdir("./142" [pid 1010] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1011] <... chdir resumed>) = 0 [pid 1010] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] umount2("./136", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./137", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1010] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1011] <... prctl resumed>) = 0 [pid 1010] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] openat(AT_FDCWD, "./136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] umount2("./137", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 307] fstat(3 [pid 306] fstat(3 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 307] umount2("./136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./136/binderfs" [pid 306] newfstatat(AT_FDCWD, "./137/binderfs" [pid 307] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./136/binderfs" [pid 306] unlink("./137/binderfs" [pid 307] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 307] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = 0 [pid 1011] setpgid(0, 0 [pid 307] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./136/config" [pid 306] newfstatat(AT_FDCWD, "./137/config" [pid 307] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./136/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./136/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./137/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1011] <... setpgid resumed>) = 0 [pid 307] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 4 [pid 305] openat(AT_FDCWD, "./137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] fstat(4 [pid 306] fstat(4 [pid 1011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1010] <... mkdirat resumed>) = 0 [pid 307] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 306] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 3 [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 1011] <... openat resumed>) = 3 [pid 1010] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] fstat(3 [pid 1011] write(3, "1000", 4 [pid 307] getdents64(4 [pid 306] getdents64(4 [pid 1011] <... write resumed>) = 4 [pid 307] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 1011] close(3 [pid 1010] <... symlinkat resumed>) = 0 [pid 307] close(4 [pid 306] close(4 [pid 1011] <... close resumed>) = 0 [pid 1010] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 305] getdents64(3 [pid 1011] symlink("/dev/binderfs", "./binderfs" [pid 307] rmdir("./136/config" [pid 306] rmdir("./137/config" [pid 1011] <... symlink resumed>) = 0 [pid 1010] <... unlinkat resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 1011] write(1, "executing program\n", 18 executing program [pid 307] getdents64(3 [pid 306] getdents64(3 [pid 305] umount2("./137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1011] <... write resumed>) = 18 [pid 1010] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 307] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 1011] mkdirat(AT_FDCWD, "./config", 0777 [pid 307] close(3 [pid 306] close(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 307] rmdir("./136" [pid 306] rmdir("./137" [pid 1011] <... mkdirat resumed>) = 0 [pid 1010] <... rmdir resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./137/binderfs" [pid 1011] mount(NULL, "./config", "configfs", 0, NULL [pid 307] mkdir("./137", 0777 [pid 306] mkdir("./138", 0777 [pid 1011] <... mount resumed>) = 0 [pid 1010] exit_group(0 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1011] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[] [pid 306] rt_sigprocmask(SIG_BLOCK, ~[] [pid 305] unlink("./137/binderfs" [pid 1011] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1010] <... exit_group resumed>) = ? [pid 307] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 306] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1011] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... unlink resumed>) = 0 [pid 1011] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1010] +++ exited with 0 +++ [pid 305] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1011] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 307] <... clone resumed>, child_tidptr=0x55558b467750) = 1012 [pid 306] <... clone resumed>, child_tidptr=0x55558b467750) = 1013 [pid 309] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] rt_sigprocmask(SIG_SETMASK, [] [pid 306] rt_sigprocmask(SIG_SETMASK, [] [pid 307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 1012 attached [pid 1012] set_robust_list(0x55558b467760, 24) = 0 [pid 1012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1012] chdir("./137") = 0 [pid 1012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1012] setpgid(0, 0) = 0 [pid 1012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1012] write(3, "1000", 4) = 4 [pid 1012] close(3) = 0 [pid 1012] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1012] write(1, "executing program\n", 18) = 18 [pid 1012] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 1012] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 1012] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 309] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 305] <... umount2 resumed>) = 0 [pid 309] <... restart_syscall resumed>) = 0 [pid 305] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1012] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1012] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 305] newfstatat(AT_FDCWD, "./137/config" executing program [pid 309] umount2("./144", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] umount2("./137/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 309] openat(AT_FDCWD, "./144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1012] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 309] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "./137/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 309] fstat(3 [pid 1012] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... openat resumed>) = 4 [pid 309] getdents64(3 [pid 305] fstat(4 [pid 309] <... getdents64 resumed>, 0x55558b468810 /* 4 entries */, 32768) = 112 [pid 305] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 309] umount2("./144/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] getdents64(4 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 309] newfstatat(AT_FDCWD, "./144/binderfs" [pid 305] getdents64(4 [pid 309] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] unlink("./144/binderfs" [pid 305] close(4 [pid 309] <... unlink resumed>) = 0 [pid 309] umount2("./144/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 305] rmdir("./137/config" [pid 309] <... umount2 resumed>) = 0 [pid 309] umount2("./144/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... rmdir resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] getdents64(3 [pid 309] newfstatat(AT_FDCWD, "./144/config" [pid 305] <... getdents64 resumed>, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] <... newfstatat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] close(3 [pid 309] umount2("./144/config", MNT_FORCE|UMOUNT_NOFOLLOW [pid 305] <... close resumed>) = 0 [pid 309] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] rmdir("./137" [pid 309] openat(AT_FDCWD, "./144/config", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 305] <... rmdir resumed>) = 0 [pid 309] fstat(4 [pid 305] mkdir("./138", 0777 [pid 309] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 309] getdents64(4 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[] [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 2 entries */, 32768) = 48 [pid 305] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 309] getdents64(4 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... getdents64 resumed>, 0x55558b470850 /* 0 entries */, 32768) = 0 [pid 309] close(4 [pid 305] <... clone resumed>, child_tidptr=0x55558b467750) = 1014 [pid 309] <... close resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 1014 attached [pid 309] rmdir("./144/config" [pid 305] rt_sigprocmask(SIG_SETMASK, [] [pid 1014] set_robust_list(0x55558b467760, 24) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] getdents64(3, 0x55558b468810 /* 0 entries */, 32768) = 0 [pid 309] close(3 [pid 1014] rt_sigprocmask(SIG_SETMASK, [] [pid 309] <... close resumed>) = 0 [pid 1014] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 309] rmdir("./144" [pid 1014] chdir("./138") = 0 [pid 1014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] <... rmdir resumed>) = 0 [pid 1014] setpgid(0, 0 [pid 309] mkdir("./145", 0777 [pid 1014] <... setpgid resumed>) = 0 [pid 1014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... mkdir resumed>) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[] [pid 1014] <... openat resumed>) = 3 [pid 309] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 1014] write(3, "1000", 4 [pid 309] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1014] <... write resumed>) = 4 [pid 1014] close(3) = 0 [ 35.692665][ T1008] Mass Storage Function, version: 2009/09/11 [ 35.699042][ T1008] LUN: removable file: (no medium) [ 35.717097][ T1010] Mass Storage Function, version: 2009/09/11 [ 35.723348][ T1010] LUN: removable file: (no medium) [ 35.736846][ T1011] Mass Storage Function, version: 2009/09/11 [pid 1014] symlink("/dev/binderfs", "./binderfs" [pid 309] <... clone resumed>, child_tidptr=0x55558b467750) = 1015 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-5-15/strace-static-x86_64: Process 1013 attached [pid 1014] <... symlink resumed>) = 0 [pid 1014] write(1, "executing program\n", 18) = 18 [pid 1014] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 1014] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 1014] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 1014] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777) = -1 EEXIST (File exists) [pid 1014] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.usb0", 0777 executing program [pid 1012] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1011] <... mkdirat resumed>) = 0 [pid 1012] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0") = 0 [pid 1013] set_robust_list(0x55558b467760, 24 [pid 1012] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 1013] <... set_robust_list resumed>) = 0 [pid 1012] <... unlinkat resumed>) = 0 [pid 1011] symlinkat("./config/usb_gadget/g1/functions/mass_storage.usb0", AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0" [pid 1012] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 1013] rt_sigprocmask(SIG_SETMASK, [] [pid 1012] <... rmdir resumed>) = 0 [pid 1011] <... symlinkat resumed>) = -1 EINVAL (Invalid argument) [pid 1013] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 1012] exit_group(0 [pid 1011] unlinkat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1/mass_storage.usb0", 0 [pid 1012] <... exit_group resumed>) = ? [pid 1013] chdir("./138" [pid 1012] +++ exited with 0 +++ [pid 1011] <... unlinkat resumed>) = -1 ENOENT (No such file or directory) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1013] <... chdir resumed>) = 0 ci2-android-5-15/strace-static-x86_64: Process 1015 attached [pid 1015] set_robust_list(0x55558b467760, 24) = 0 [pid 1013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1011] rmdir("./config/usb_gadget/g1/functions/mass_storage.usb0" [pid 1013] <... prctl resumed>) = 0 [pid 1013] setpgid(0, 0 [pid 1015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 1015] chdir("./145" [pid 1013] <... setpgid resumed>) = 0 [pid 1013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1011] <... rmdir resumed>) = -1 ENOENT (No such file or directory) [pid 1015] <... chdir resumed>) = 0 [pid 1013] <... openat resumed>) = 3 [pid 1011] exit_group(0 [pid 1015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1015] setpgid(0, 0) = 0 [pid 1013] write(3, "1000", 4 [pid 1015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1013] <... write resumed>) = 4 [pid 1011] <... exit_group resumed>) = ? [pid 1015] <... openat resumed>) = 3 [pid 1013] close(3 [pid 1015] write(3, "1000", 4) = 4 [pid 1015] close(3) = 0 [pid 1013] <... close resumed>) = 0 [pid 1015] symlink("/dev/binderfs", "./binderfs" [pid 1013] symlink("/dev/binderfs", "./binderfs" [pid 1015] <... symlink resumed>) = 0 [pid 1013] <... symlink resumed>) = 0 [pid 1015] write(1, "executing program\n", 18) = 18 executing program [pid 1015] mkdirat(AT_FDCWD, "./config", 0777 [pid 1013] write(1, "executing program\n", 18) = 18 [pid 1013] mkdirat(AT_FDCWD, "./config", 0777 [pid 1015] <... mkdirat resumed>) = 0 [pid 1013] <... mkdirat resumed>) = 0 executing program [pid 1015] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 1013] mount(NULL, "./config", "configfs", 0, NULL [pid 1015] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 1013] <... mount resumed>) = 0 [pid 1013] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777 [pid 1015] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1013] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1015] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 1013] mkdirat(AT_FDCWD, "./config/usb_gadget/g1/configs/c.1", 0777 [pid 1015] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 1013] <... mkdirat resumed>) = -1 EEXIST (File exists)