ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor3730404665 <...> Warning: Permanently added '10.128.0.4' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor3730404665", ["ci2-upstream-fs/syz-executor3730404665"], 0x7ffdd029aac0 /* 10 vars */) = 0 brk(NULL) = 0x55556003c000 brk(0x55556003cd80) = 0x55556003cd80 arch_prctl(ARCH_SET_FS, 0x55556003c400) = 0 set_tid_address(0x55556003c6d0) = 5603 set_robust_list(0x55556003c6e0, 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}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-upstream-fs/syz-executor3730404665", 4096) = 44 getrandom("\x5c\xe8\xfe\x2c\xa0\xc9\x6b\x01", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556003cd80 brk(0x55556005dd80) = 0x55556005dd80 brk(0x55556005e000) = 0x55556005e000 mprotect(0x7ff1e4be8000, 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|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5604 attached , child_tidptr=0x55556003c6d0) = 5604 [pid 5604] set_robust_list(0x55556003c6e0, 24 [pid 5603] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... set_robust_list resumed>) = 0 [pid 5603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5603] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5603] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5603] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5605 attached [pid 5605] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 5606 attached [pid 5603] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5605 [pid 5606] set_robust_list(0x55556003c6e0, 24 [pid 5603] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... set_robust_list resumed>) = 0 [pid 5606] <... set_robust_list resumed>) = 0 [pid 5603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5606] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5603] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5606] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5603] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5606 [pid 5606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5606] <... prctl resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5607 attached [pid 5606] setpgid(0, 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5603] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5607 [pid 5607] set_robust_list(0x55556003c6e0, 24 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5603] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... set_robust_list resumed>) = 0 [pid 5606] <... setpgid resumed>) = 0 [pid 5606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5603] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5603] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5603] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5606] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 5609 attached [pid 5609] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5609 ci2-upstream-fs/strace-static-x86_64: Process 5610 attached [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5606] write(3, "1000", 4 [pid 5603] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5610 [pid 5610] set_robust_list(0x55556003c6e0, 24 [pid 5609] <... set_robust_list resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5606] <... write resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5611 attached [pid 5603] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... set_robust_list resumed>) = 0 [pid 5609] rt_sigprocmask(SIG_SETMASK, [] [pid 5606] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5611] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5609] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5611 [pid 5606] <... close resumed>) = 0 [pid 5603] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5611] <... set_robust_list resumed>) = 0 [pid 5609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5606] write(1, "executing program\n", 18 [pid 5603] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5611] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5606] <... write resumed>) = 18 executing program [pid 5603] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5611] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5609] <... prctl resumed>) = 0 [pid 5606] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 5612 attached [pid 5611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5609] setpgid(0, 0 [pid 5603] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5612 [pid 5611] <... prctl resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5609] <... setpgid resumed>) = 0 [pid 5612] set_robust_list(0x55556003c6e0, 24 [pid 5603] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... set_robust_list resumed>) = 0 [pid 5611] setpgid(0, 0 [pid 5609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5611] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5609] <... openat resumed>) = 3 [pid 5609] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5613 attached [pid 5603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5609] <... write resumed>) = 4 [pid 5613] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5613 [pid 5609] close(3 [pid 5613] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5609] <... close resumed>) = 0 [pid 5613] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5609] write(1, "executing program\n", 18 [pid 5613] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5609] <... write resumed>) = 18 [pid 5613] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5613] <... prctl resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5611] <... openat resumed>) = 3 [pid 5609] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5611] write(3, "1000", 4 [pid 5606] <... mkdirat resumed>) = 0 [pid 5613] setpgid(0, 0 [pid 5611] <... write resumed>) = 4 [pid 5609] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5613] <... setpgid resumed>) = 0 [pid 5611] close(3 [pid 5609] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5606] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 5614 attached [pid 5613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5611] <... close resumed>) = 0 [pid 5611] write(1, "executing program\n", 18) = 18 executing program [pid 5614] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5614 [pid 5611] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5614] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5611] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5613] <... openat resumed>) = 3 [pid 5614] rt_sigprocmask(SIG_SETMASK, [] [pid 5613] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5611] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5609] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5606] <... mount resumed>) = 0 [pid 5614] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5613] <... write resumed>) = 4 [pid 5611] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5609] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5606] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5606] <... openat resumed>) = 3 [pid 5614] setpgid(0, 0 [pid 5609] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5613] close(3 [pid 5614] <... setpgid resumed>) = 0 [pid 5611] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5609] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5613] <... close resumed>) = 0 [pid 5606] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5613] write(1, "executing program\n", 18 [pid 5611] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5609] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5614] <... openat resumed>) = 3 [pid 5611] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5611] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5614] write(3, "1000", 4 [pid 5611] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5614] <... write resumed>) = 4 executing program [pid 5614] close(3 [pid 5613] <... write resumed>) = 18 [pid 5611] exit_group(0 [pid 5609] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5614] <... close resumed>) = 0 [pid 5613] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5611] <... exit_group resumed>) = ? [pid 5609] <... openat resumed>) = 3 [pid 5614] write(1, "executing program\n", 18 [pid 5613] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5614] <... write resumed>) = 18 executing program [pid 5614] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5614] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5613] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5611] +++ exited with 0 +++ [pid 5609] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5611, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5609] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5615 attached [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5615 [ 94.711438][ T5606] gadgetfs: bound to dummy_udc driver [pid 5614] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5609] +++ exited with 0 +++ [pid 5613] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5606] <... write resumed>) = 31 [pid 5615] set_robust_list(0x55556003c6e0, 24 [pid 5614] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5613] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5615] <... set_robust_list resumed>) = 0 [pid 5614] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5606] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5614] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5613] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5615] rt_sigprocmask(SIG_SETMASK, [] [pid 5614] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5613] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5613] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5615] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5614] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5613] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5606] <... openat resumed>) = 4 [pid 5614] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5614] exit_group(0 [pid 5613] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5614] <... exit_group resumed>) = ? [pid 5606] exit_group(0 [pid 5615] <... prctl resumed>) = 0 [pid 5613] exit_group(0 [pid 5606] <... exit_group resumed>) = ? [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5615] setpgid(0, 0) = 0 [pid 5613] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5614] +++ exited with 0 +++ [pid 5615] write(3, "1000", 4) = 4 [pid 5613] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5616 attached [pid 5615] close(3) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5616 [pid 5616] set_robust_list(0x55556003c6e0, 24 [pid 5615] write(1, "executing program\n", 18 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5616] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5615] <... write resumed>) = 18 [pid 5616] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... restart_syscall resumed>) = 0 [pid 5615] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5616] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5615] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5615] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5615] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5615] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5616] <... prctl resumed>) = 0 [pid 5615] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5616] setpgid(0, 0ci2-upstream-fs/strace-static-x86_64: Process 5617 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5617 [pid 5617] set_robust_list(0x55556003c6e0, 24 [pid 5616] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5617] <... set_robust_list resumed>) = 0 [pid 5616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5615] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 5618 attached [pid 5618] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5617] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5618 [pid 5618] rt_sigprocmask(SIG_SETMASK, [] [pid 5617] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5616] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5618] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5617] <... prctl resumed>) = 0 [pid 5615] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5618] <... prctl resumed>) = 0 [pid 5618] setpgid(0, 0 [pid 5617] setpgid(0, 0 [pid 5616] write(3, "1000", 4 [pid 5615] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5606] +++ exited with 0 +++ [pid 5618] <... setpgid resumed>) = 0 [pid 5617] <... setpgid resumed>) = 0 [pid 5616] <... write resumed>) = 4 [pid 5615] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5606, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5616] close(3 [pid 5615] exit_group(0 [pid 5618] <... openat resumed>) = 3 [pid 5617] <... openat resumed>) = 3 [pid 5616] <... close resumed>) = 0 [pid 5615] <... exit_group resumed>) = ? [pid 5616] write(1, "executing program\n", 18 executing program [pid 5618] write(3, "1000", 4) = 4 [pid 5617] write(3, "1000", 4 [pid 5616] <... write resumed>) = 18 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5618] close(3 [pid 5617] <... write resumed>) = 4 [pid 5616] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5615] +++ exited with 0 +++ [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5617] close(3 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5617] <... close resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5618] <... close resumed>) = 0 [pid 5616] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5618] write(1, "executing program\n", 18 executing program [pid 5617] write(1, "executing program\n", 18 [pid 5616] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5618] <... write resumed>) = 18 [pid 5618] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5617] <... write resumed>) = 18 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5618] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5616] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5620 attached [pid 5618] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5617] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5616] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5620 [pid 5620] set_robust_list(0x55556003c6e0, 24 [pid 5617] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5616] <... openat resumed>) = 3 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5620] <... set_robust_list resumed>) = 0 [pid 5618] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5617] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5620] rt_sigprocmask(SIG_SETMASK, [] [pid 5617] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5620] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5617] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5617] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5620] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5621 attached [pid 5618] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5617] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5616] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5621] set_robust_list(0x55556003c6e0, 24 [pid 5620] setpgid(0, 0 [pid 5618] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5617] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5621 [pid 5621] <... set_robust_list resumed>) = 0 [pid 5620] <... setpgid resumed>) = 0 [pid 5618] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5617] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5621] rt_sigprocmask(SIG_SETMASK, [] [pid 5620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5618] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5621] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5618] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5617] <... openat resumed>) = 3 [pid 5621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5618] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5621] <... prctl resumed>) = 0 [pid 5620] <... openat resumed>) = 3 [pid 5618] exit_group(0 [pid 5617] exit_group(0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5621] setpgid(0, 0 [pid 5620] write(3, "1000", 4 [pid 5618] <... exit_group resumed>) = ? [pid 5617] <... exit_group resumed>) = ? [pid 5621] <... setpgid resumed>) = 0 [pid 5621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5621] write(3, "1000", 4) = 4 [pid 5620] <... write resumed>) = 4 [pid 5618] +++ exited with 0 +++ [pid 5617] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5618, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5621] close(3) = 0 [pid 5620] close(3 [pid 5621] write(1, "executing program\n", 18 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5620] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 5621] <... write resumed>) = 18 [pid 5620] write(1, "executing program\n", 18 executing program [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5621] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5620] <... write resumed>) = 18 [pid 5616] <... write resumed>) = 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5621] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5621] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5620] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5616] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5622 ci2-upstream-fs/strace-static-x86_64: Process 5622 attached [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5616] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5616] <... exit_group resumed>) = ? [pid 5622] set_robust_list(0x55556003c6e0, 24 [pid 5620] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5622] <... set_robust_list resumed>) = 0 [ 94.941470][ T5616] gadgetfs: bound to dummy_udc driver [pid 5620] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 5623 attached [pid 5622] rt_sigprocmask(SIG_SETMASK, [] [pid 5621] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5620] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5616] +++ exited with 0 +++ [pid 5623] set_robust_list(0x55556003c6e0, 24 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5616, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5623] <... set_robust_list resumed>) = 0 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5622] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5620] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5622] <... prctl resumed>) = 0 [pid 5621] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5620] <... openat resumed>) = 3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5623 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5622] setpgid(0, 0 [pid 5623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5622] <... setpgid resumed>) = 0 [pid 5621] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5623] <... prctl resumed>) = 0 [pid 5622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5620] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5623] setpgid(0, 0 [pid 5621] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5623] <... setpgid resumed>) = 0 [pid 5621] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5621] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5623] <... openat resumed>) = 3 [pid 5621] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5621] exit_group(0 [pid 5623] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5624 attached ) = 4 [pid 5622] <... openat resumed>) = 3 [pid 5621] <... exit_group resumed>) = ? [pid 5620] <... write resumed>) = 31 [pid 5624] set_robust_list(0x55556003c6e0, 24 [pid 5623] close(3 [pid 5622] write(3, "1000", 4 [pid 5620] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5621] +++ exited with 0 +++ [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5624 [pid 5624] <... set_robust_list resumed>) = 0 [pid 5623] <... close resumed>) = 0 [pid 5622] <... write resumed>) = 4 [pid 5620] <... openat resumed>) = 4 [pid 5624] rt_sigprocmask(SIG_SETMASK, [] [pid 5623] write(1, "executing program\n", 18 [pid 5622] close(3 executing program [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5624] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5623] <... write resumed>) = 18 [pid 5622] <... close resumed>) = 0 [pid 5620] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5623] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 5622] write(1, "executing program\n", 18 [pid 5624] <... prctl resumed>) = 0 [pid 5622] <... write resumed>) = 18 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5624] setpgid(0, 0 [pid 5623] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5622] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5620] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5624] <... setpgid resumed>) = 0 [pid 5623] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5623] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5622] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5622] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5624] <... openat resumed>) = 3 [pid 5622] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5623] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 5625 attached [pid 5624] write(3, "1000", 4 [pid 5622] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5620] +++ exited with 0 +++ [pid 5625] set_robust_list(0x55556003c6e0, 24 [pid 5624] <... write resumed>) = 4 [pid 5623] <... openat resumed>) = 3 [pid 5622] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5625 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5620, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5625] <... set_robust_list resumed>) = 0 [pid 5624] close(3 [pid 5623] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5622] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] rt_sigprocmask(SIG_SETMASK, [] [pid 5624] <... close resumed>) = 0 [pid 5625] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5624] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5624] <... write resumed>) = 18 [pid 5622] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5624] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5622] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5624] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5625] <... prctl resumed>) = 0 [pid 5625] setpgid(0, 0) = 0 [ 95.040308][ T5620] gadgetfs: bound to dummy_udc driver [pid 5624] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5622] <... openat resumed>) = 3 [pid 5625] <... openat resumed>) = 3 [pid 5624] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5622] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 5626 attached ) = ? [pid 5625] write(3, "1000", 4 [pid 5626] set_robust_list(0x55556003c6e0, 24 [pid 5625] <... write resumed>) = 4 [pid 5624] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5626 [pid 5625] close(3 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5626] <... set_robust_list resumed>) = 0 [pid 5625] <... close resumed>) = 0 [pid 5624] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5626] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] write(1, "executing program\n", 18 [pid 5624] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5626] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] <... write resumed>) = 18 [pid 5624] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] +++ exited with 0 +++ [pid 5626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5624] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5625] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5624] <... openat resumed>) = 3 [pid 5623] <... write resumed>) = 31 [pid 5626] <... prctl resumed>) = 0 [pid 5625] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5623] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5622, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5626] setpgid(0, 0 [pid 5625] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5624] exit_group(0 [pid 5623] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5626] <... setpgid resumed>) = 0 [pid 5625] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5624] <... exit_group resumed>) = ? [pid 5623] exit_group(0 [pid 5626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5623] <... exit_group resumed>) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 5626] <... openat resumed>) = 3 [pid 5625] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5626] write(3, "1000", 4 [pid 5625] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5624] +++ exited with 0 +++ [pid 5626] <... write resumed>) = 4 [pid 5625] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5626] close(3 [pid 5625] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5626] <... close resumed>) = 0 [pid 5625] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5623] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5626] write(1, "executing program\n", 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5623, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- executing program [pid 5626] <... write resumed>) = 18 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5626] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5625] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5626] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... restart_syscall resumed>) = 0 [pid 5626] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [ 95.109567][ T5623] gadgetfs: bound to dummy_udc driver [pid 5626] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 5628 attached ) = 3 [pid 5625] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5628] set_robust_list(0x55556003c6e0, 24 [pid 5626] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5625] <... exit_group resumed>) = ? [pid 5628] <... set_robust_list resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5628 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5625] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5628] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5629 attached [pid 5628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5629] set_robust_list(0x55556003c6e0, 24 [pid 5628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5629 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5628] <... prctl resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5628] setpgid(0, 0 [pid 5629] <... set_robust_list resumed>) = 0 [pid 5626] <... write resumed>) = 31 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] rt_sigprocmask(SIG_SETMASK, [] [pid 5628] <... setpgid resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5626] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5629] <... prctl resumed>) = 0 [pid 5629] setpgid(0, 0) = 0 [pid 5629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 5630 attached ) = 3 [pid 5626] <... openat resumed>) = 4 [pid 5629] write(3, "1000", 4 [pid 5630] set_robust_list(0x55556003c6e0, 24 [pid 5626] exit_group(0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5630 [pid 5630] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5630] rt_sigprocmask(SIG_SETMASK, [] [pid 5629] <... write resumed>) = 4 [pid 5628] <... openat resumed>) = 3 [pid 5626] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5629] close(3 [pid 5628] write(3, "1000", 4 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5629] <... close resumed>) = 0 [pid 5628] <... write resumed>) = 4 [pid 5630] <... prctl resumed>) = 0 [pid 5629] write(1, "executing program\n", 18 [pid 5630] setpgid(0, 0 [pid 5629] <... write resumed>) = 18 [pid 5630] <... setpgid resumed>) = 0 executing program [pid 5629] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5628] close(3 [pid 5630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5628] <... close resumed>) = 0 [pid 5629] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5628] write(1, "executing program\n", 18) = 18 [pid 5629] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 5628] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 5631 attached ) = -1 EEXIST (File exists) [pid 5628] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5631 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5626] +++ exited with 0 +++ [ 95.194370][ T5626] gadgetfs: bound to dummy_udc driver [pid 5631] set_robust_list(0x55556003c6e0, 24 [pid 5630] <... openat resumed>) = 3 [pid 5629] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5628] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5626, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5629] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5631] <... set_robust_list resumed>) = 0 [pid 5630] write(3, "1000", 4 [pid 5629] <... openat resumed>) = 3 [pid 5628] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5631] rt_sigprocmask(SIG_SETMASK, [] [pid 5630] <... write resumed>) = 4 [pid 5629] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5628] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5631] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] close(3 [pid 5628] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5628] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5631] <... prctl resumed>) = 0 [pid 5628] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5631] setpgid(0, 0 [pid 5630] <... close resumed>) = 0 [pid 5628] <... openat resumed>) = 3 [pid 5631] <... setpgid resumed>) = 0 [pid 5631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5630] write(1, "executing program\n", 18 [pid 5629] <... write resumed>) = 31 [pid 5628] exit_group(0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5631] <... openat resumed>) = 3 [pid 5630] <... write resumed>) = 18 [pid 5629] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5628] <... exit_group resumed>) = ? executing program [pid 5630] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5629] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5630] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5631] write(3, "1000", 4 [pid 5629] exit_group(0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5631] <... write resumed>) = 4 [pid 5629] <... exit_group resumed>) = ? [pid 5628] +++ exited with 0 +++ executing program [pid 5631] close(3 [pid 5630] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5631] <... close resumed>) = 0 [pid 5631] write(1, "executing program\n", 18) = 18 [pid 5631] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5630] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5631] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5631] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5612] <... restart_syscall resumed>) = 0 [pid 5631] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 5633 attached ) = -1 EBUSY (Device or resource busy) [pid 5630] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5631] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5630] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5633 [pid 5633] set_robust_list(0x55556003c6e0, 24 [pid 5631] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5630] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5630] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5633] <... set_robust_list resumed>) = 0 [pid 5631] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5630] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5633] rt_sigprocmask(SIG_SETMASK, [] [pid 5631] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5630] <... openat resumed>) = -1 ENOENT (No such file or directory) ci2-upstream-fs/strace-static-x86_64: Process 5634 attached [pid 5631] exit_group(0 [pid 5630] exit_group(0 [pid 5634] set_robust_list(0x55556003c6e0, 24 [pid 5633] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5631] <... exit_group resumed>) = ? [pid 5630] <... exit_group resumed>) = ? [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5634 [pid 5633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5634] <... set_robust_list resumed>) = 0 [pid 5634] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5633] <... prctl resumed>) = 0 [pid 5634] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5630] +++ exited with 0 +++ [pid 5634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5633] setpgid(0, 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5631] +++ exited with 0 +++ [pid 5634] <... prctl resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5631, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5634] setpgid(0, 0 [pid 5633] <... setpgid resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [ 95.280842][ T5629] gadgetfs: bound to dummy_udc driver [pid 5634] <... setpgid resumed>) = 0 [pid 5633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5633] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5634] <... openat resumed>) = 3 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5634] write(3, "1000", 4 [pid 5633] write(3, "1000", 4) = 4 [pid 5634] <... write resumed>) = 4 [pid 5633] close(3ci2-upstream-fs/strace-static-x86_64: Process 5635 attached [pid 5634] close(3) = 0 [pid 5635] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5635 [pid 5634] write(1, "executing program\n", 18 [pid 5633] <... close resumed>) = 0 [pid 5634] <... write resumed>) = 18 [pid 5633] write(1, "executing program\n", 18 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5635] <... set_robust_list resumed>) = 0 [pid 5635] rt_sigprocmask(SIG_SETMASK, [] executing program executing program [pid 5634] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5633] <... write resumed>) = 18 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5634] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5633] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5635] <... prctl resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5635] setpgid(0, 0 [pid 5634] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5633] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5635] <... setpgid resumed>) = 0 [pid 5634] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5633] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5636 attached [pid 5635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5634] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5629] +++ exited with 0 +++ [pid 5635] <... openat resumed>) = 3 [pid 5634] <... openat resumed>) = 3 [pid 5633] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5629, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5636] set_robust_list(0x55556003c6e0, 24 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5636] <... set_robust_list resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5636] rt_sigprocmask(SIG_SETMASK, [] [pid 5634] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5635] write(3, "1000", 4 [pid 5633] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5636 [pid 5636] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5635] <... write resumed>) = 4 [pid 5636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5635] close(3 [pid 5636] <... prctl resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5636] setpgid(0, 0 [pid 5635] <... close resumed>) = 0 [pid 5633] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5636] <... setpgid resumed>) = 0 [pid 5635] write(1, "executing program\n", 18 executing program [pid 5633] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5635] <... write resumed>) = 18 [pid 5633] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5633] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5636] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 5637 attached [pid 5635] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5634] <... write resumed>) = 31 [pid 5633] exit_group(0 [pid 5636] write(3, "1000", 4 [pid 5637] set_robust_list(0x55556003c6e0, 24 [pid 5636] <... write resumed>) = 4 [pid 5635] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5633] <... exit_group resumed>) = ? [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5637 [pid 5634] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5637] <... set_robust_list resumed>) = 0 [pid 5636] close(3 [pid 5635] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5637] rt_sigprocmask(SIG_SETMASK, [] [pid 5636] <... close resumed>) = 0 [pid 5635] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5634] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5633] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5636] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5635] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5634] exit_group(0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5636] <... write resumed>) = 18 [pid 5637] <... prctl resumed>) = 0 [pid 5636] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5635] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5634] <... exit_group resumed>) = ? [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5637] setpgid(0, 0 [pid 5636] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5635] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5637] <... setpgid resumed>) = 0 [pid 5637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5636] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5635] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5636] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5635] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5637] <... openat resumed>) = 3 [pid 5635] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5637] write(3, "1000", 4 [pid 5636] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5634] +++ exited with 0 +++ [pid 5635] exit_group(0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5637] <... write resumed>) = 4 [pid 5636] <... openat resumed>) = 3 [pid 5635] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5634, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5637] close(3 [pid 5636] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5635] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 5638 attached [pid 5637] <... close resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5638 [pid 5638] set_robust_list(0x55556003c6e0, 24 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [ 95.392683][ T5634] gadgetfs: bound to dummy_udc driver [pid 5637] write(1, "executing program\n", 18 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5638] <... set_robust_list resumed>) = 0 [pid 5637] <... write resumed>) = 18 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5638] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5637] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5638] <... prctl resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] setpgid(0, 0) = 0 [pid 5637] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5637] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5638] <... openat resumed>) = 3 [pid 5637] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5637] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5637] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5637] exit_group(0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5639 attached [pid 5638] write(3, "1000", 4) = 4 [pid 5637] <... exit_group resumed>) = ? [pid 5639] set_robust_list(0x55556003c6e0, 24 [pid 5638] close(3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5639 [pid 5639] <... set_robust_list resumed>) = 0 [pid 5638] <... close resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5640 attached , NULL, 8) = 0 [pid 5638] write(1, "executing program\n", 18 [pid 5636] <... write resumed>) = 31 executing program [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] set_robust_list(0x55556003c6e0, 24 [pid 5639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5638] <... write resumed>) = 18 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5640 [pid 5636] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5640] <... set_robust_list resumed>) = 0 [pid 5639] <... prctl resumed>) = 0 [pid 5638] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5637] +++ exited with 0 +++ [pid 5636] <... openat resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] setpgid(0, 0 [pid 5638] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5636] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... setpgid resumed>) = 0 [pid 5638] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5636] <... exit_group resumed>) = ? [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5638] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... restart_syscall resumed>) = 0 [pid 5638] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5640] <... prctl resumed>) = 0 [pid 5639] <... openat resumed>) = 3 [pid 5638] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5640] setpgid(0, 0 [pid 5638] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5640] <... setpgid resumed>) = 0 [pid 5639] write(3, "1000", 4 [pid 5638] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5638] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5639] <... write resumed>) = 4 [pid 5638] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5639] close(3 [pid 5638] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5638] <... exit_group resumed>) = ? [pid 5639] <... close resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program [pid 5639] write(1, "executing program\n", 18 [pid 5640] <... openat resumed>) = 3 [pid 5639] <... write resumed>) = 18 [pid 5638] +++ exited with 0 +++ [pid 5639] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 5641 attached [pid 5640] write(3, "1000", 4 [pid 5639] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5638, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5641] set_robust_list(0x55556003c6e0, 24 [pid 5640] <... write resumed>) = 4 [pid 5639] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5641] <... set_robust_list resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5641 [ 95.464036][ T5636] gadgetfs: bound to dummy_udc driver [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5641] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] close(3 [pid 5639] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... restart_syscall resumed>) = 0 [pid 5641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] <... close resumed>) = 0 [pid 5641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5640] write(1, "executing program\n", 18 executing program [pid 5639] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5641] setpgid(0, 0 [pid 5640] <... write resumed>) = 18 [pid 5639] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... setpgid resumed>) = 0 [pid 5640] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5639] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5640] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5639] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5641] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5640] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5639] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5641] write(3, "1000", 4 [pid 5640] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5640] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5639] <... openat resumed>) = -1 ENOENT (No such file or directory) ci2-upstream-fs/strace-static-x86_64: Process 5642 attached [pid 5641] <... write resumed>) = 4 [pid 5640] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5639] exit_group(0 [pid 5641] close(3 [pid 5642] set_robust_list(0x55556003c6e0, 24 [pid 5640] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5639] <... exit_group resumed>) = ? [pid 5641] <... close resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5642 [pid 5642] <... set_robust_list resumed>) = 0 [pid 5641] write(1, "executing program\n", 18 [pid 5640] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5639] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5642] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] <... write resumed>) = 18 [pid 5640] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5640] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5639, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5641] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5640] exit_group(0 [pid 5641] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5641] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5640] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5642] <... prctl resumed>) = 0 [pid 5641] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5640] +++ exited with 0 +++ [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5642] setpgid(0, 0 [pid 5641] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5640, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5642] <... setpgid resumed>) = 0 [pid 5641] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5643 attached [pid 5642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5641] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] <... restart_syscall resumed>) = 0 [pid 5643] set_robust_list(0x55556003c6e0, 24 [pid 5642] <... openat resumed>) = 3 [pid 5641] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5636] +++ exited with 0 +++ [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5643 [pid 5642] write(3, "1000", 4 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5643] <... set_robust_list resumed>) = 0 [pid 5642] <... write resumed>) = 4 [pid 5641] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5643] rt_sigprocmask(SIG_SETMASK, [] [pid 5642] close(3 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5642] <... close resumed>) = 0 [pid 5641] exit_group(0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5642] write(1, "executing program\n", 18 [pid 5641] <... exit_group resumed>) = ? [pid 5643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5642] <... write resumed>) = 18 executing program [pid 5642] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5643] <... prctl resumed>) = 0 [pid 5642] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5643] setpgid(0, 0 [pid 5642] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5643] <... setpgid resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5642] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 5644 attached [pid 5643] <... openat resumed>) = 3 [pid 5642] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5644] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] <... set_robust_list resumed>) = 0 [pid 5643] write(3, "1000", 4 [pid 5642] <... openat resumed>) = 3 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5644 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5644] rt_sigprocmask(SIG_SETMASK, [] [pid 5643] <... write resumed>) = 4 [pid 5641] +++ exited with 0 +++ [pid 5642] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5645 attached [pid 5643] close(3 [pid 5644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5645] set_robust_list(0x55556003c6e0, 24 [pid 5644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5643] <... close resumed>) = 0 [pid 5645] <... set_robust_list resumed>) = 0 [pid 5644] <... prctl resumed>) = 0 [pid 5643] write(1, "executing program\n", 18 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5645 executing program [pid 5644] setpgid(0, 0 [pid 5643] <... write resumed>) = 18 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5645] rt_sigprocmask(SIG_SETMASK, [] [pid 5644] <... setpgid resumed>) = 0 [pid 5643] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5645] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5643] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5644] <... openat resumed>) = 3 [pid 5643] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5645] <... prctl resumed>) = 0 [pid 5644] write(3, "1000", 4 [pid 5643] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5645] setpgid(0, 0 [pid 5644] <... write resumed>) = 4 [pid 5643] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5645] <... setpgid resumed>) = 0 [pid 5645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5644] close(3 [pid 5643] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5644] <... close resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5645] <... openat resumed>) = 3 [pid 5644] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5644] <... write resumed>) = 18 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5644] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5642] <... write resumed>) = 31 executing program [pid 5644] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5644] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5643] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5642] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5645] write(3, "1000", 4 [pid 5643] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5645] <... write resumed>) = 4 [pid 5643] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5645] close(3) = 0 [pid 5644] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5643] <... openat resumed>) = 3 [pid 5642] <... openat resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 5646 attached [pid 5645] write(1, "executing program\n", 18 [pid 5644] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5643] exit_group(0 executing program [pid 5642] exit_group(0 [pid 5646] set_robust_list(0x55556003c6e0, 24 [pid 5645] <... write resumed>) = 18 [pid 5644] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5643] <... exit_group resumed>) = ? [pid 5642] <... exit_group resumed>) = ? [pid 5646] <... set_robust_list resumed>) = 0 [pid 5645] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5644] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5646 [pid 5646] rt_sigprocmask(SIG_SETMASK, [] [pid 5645] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5643] +++ exited with 0 +++ [pid 5646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5645] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5644] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5645] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5644] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5645] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5644] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5646] <... prctl resumed>) = 0 [pid 5645] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5644] exit_group(0 [pid 5646] setpgid(0, 0 [pid 5645] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5644] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5646] <... setpgid resumed>) = 0 [pid 5645] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5645] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 5647 attached ) = -1 ENOENT (No such file or directory) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5647 [pid 5647] set_robust_list(0x55556003c6e0, 24 [pid 5646] write(3, "1000", 4 [pid 5645] exit_group(0 [pid 5644] +++ exited with 0 +++ [pid 5642] +++ exited with 0 +++ [ 95.625238][ T5642] gadgetfs: bound to dummy_udc driver [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5647] <... set_robust_list resumed>) = 0 [pid 5646] <... write resumed>) = 4 [pid 5645] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5647] rt_sigprocmask(SIG_SETMASK, [] [pid 5646] close(3 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5647] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5646] <... close resumed>) = 0 [pid 5645] +++ exited with 0 +++ [pid 5647] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5646] write(1, "executing program\n", 18 [pid 5612] <... restart_syscall resumed>) = 0 executing program [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5642, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5647] <... prctl resumed>) = 0 [pid 5646] <... write resumed>) = 18 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5647] setpgid(0, 0 [pid 5646] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5647] <... setpgid resumed>) = 0 [pid 5646] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 5648 attached [pid 5647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5646] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5648 [pid 5648] set_robust_list(0x55556003c6e0, 24 [pid 5647] <... openat resumed>) = 3 [pid 5646] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5648] <... set_robust_list resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5648] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5647] write(3, "1000", 4 [pid 5648] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5647] <... write resumed>) = 4 [pid 5646] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5648] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5647] close(3 [pid 5646] <... openat resumed>) = 3 [pid 5646] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 5649 attached [pid 5648] <... prctl resumed>) = 0 [pid 5647] <... close resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5648] setpgid(0, 0 executing program [pid 5647] write(1, "executing program\n", 18 [pid 5649] set_robust_list(0x55556003c6e0, 24 [pid 5648] <... setpgid resumed>) = 0 [pid 5647] <... write resumed>) = 18 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5649 [pid 5647] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5649] <... set_robust_list resumed>) = 0 [pid 5648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5649] rt_sigprocmask(SIG_SETMASK, [] [pid 5648] <... openat resumed>) = 3 [pid 5647] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 5650 attached [pid 5649] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5648] write(3, "1000", 4 [pid 5647] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5648] <... write resumed>) = 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5650 [pid 5650] set_robust_list(0x55556003c6e0, 24 [pid 5648] close(3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5648] <... close resumed>) = 0 [pid 5650] <... set_robust_list resumed>) = 0 executing program [pid 5649] <... prctl resumed>) = 0 [pid 5648] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5650] rt_sigprocmask(SIG_SETMASK, [] [pid 5648] <... write resumed>) = 18 [pid 5650] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5649] setpgid(0, 0 [pid 5648] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5647] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5650] <... prctl resumed>) = 0 [pid 5649] <... setpgid resumed>) = 0 [pid 5648] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5647] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5650] setpgid(0, 0 [pid 5646] <... write resumed>) = 31 [pid 5647] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5650] <... setpgid resumed>) = 0 [pid 5648] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5646] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5650] <... openat resumed>) = 3 [pid 5649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5646] <... openat resumed>) = 4 [pid 5650] write(3, "1000", 4 [pid 5648] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5650] <... write resumed>) = 4 [pid 5646] exit_group(0 [pid 5650] close(3) = 0 [pid 5646] <... exit_group resumed>) = ? [pid 5649] <... openat resumed>) = 3 [pid 5648] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5647] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5650] write(1, "executing program\n", 18 executing program [pid 5649] write(3, "1000", 4 [pid 5650] <... write resumed>) = 18 [pid 5649] <... write resumed>) = 4 [pid 5648] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5647] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5650] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5649] close(3 [pid 5647] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5650] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5649] <... close resumed>) = 0 [pid 5647] <... openat resumed>) = 3 [pid 5650] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5648] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5650] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5649] write(1, "executing program\n", 18 [pid 5648] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5647] exit_group(0 [pid 5650] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5649] <... write resumed>) = 18 [pid 5648] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5647] <... exit_group resumed>) = ? [pid 5650] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5649] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5648] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5650] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5650] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5649] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5648] exit_group(0 [pid 5650] exit_group(0 [pid 5649] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5648] <... exit_group resumed>) = ? [pid 5647] +++ exited with 0 +++ [pid 5650] <... exit_group resumed>) = ? [pid 5649] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5646] +++ exited with 0 +++ [pid 5649] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5649] <... openat resumed>) = 3 [pid 5650] +++ exited with 0 +++ [pid 5648] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5646, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5649] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5650, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [ 95.749087][ T5646] gadgetfs: bound to dummy_udc driver [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5651 attached [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5651 [pid 5610] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5651] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5651] <... set_robust_list resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5652 attached [pid 5651] rt_sigprocmask(SIG_SETMASK, [] [pid 5649] <... write resumed>) = 31 ci2-upstream-fs/strace-static-x86_64: Process 5653 attached [pid 5651] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5649] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5652] set_robust_list(0x55556003c6e0, 24 [pid 5651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5649] <... openat resumed>) = 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5653 [pid 5652] <... set_robust_list resumed>) = 0 [pid 5653] set_robust_list(0x55556003c6e0, 24 [pid 5652] rt_sigprocmask(SIG_SETMASK, [] [pid 5651] <... prctl resumed>) = 0 [pid 5649] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 5654 attached [pid 5653] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5654] set_robust_list(0x55556003c6e0, 24 [pid 5653] rt_sigprocmask(SIG_SETMASK, [] [pid 5652] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5651] setpgid(0, 0 [pid 5649] <... exit_group resumed>) = ? [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5652 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5654] <... set_robust_list resumed>) = 0 [pid 5653] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5651] <... setpgid resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5654 [pid 5652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5654] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5653] <... prctl resumed>) = 0 [pid 5652] <... prctl resumed>) = 0 [pid 5651] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5653] setpgid(0, 0 [pid 5652] setpgid(0, 0 [pid 5651] write(3, "1000", 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5654] <... prctl resumed>) = 0 [pid 5653] <... setpgid resumed>) = 0 [pid 5652] <... setpgid resumed>) = 0 [pid 5651] <... write resumed>) = 4 [pid 5649] +++ exited with 0 +++ [pid 5654] setpgid(0, 0 [pid 5653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5651] close(3 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5649, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5654] <... setpgid resumed>) = 0 [pid 5651] <... close resumed>) = 0 [pid 5652] <... openat resumed>) = 3 executing program [pid 5651] write(1, "executing program\n", 18 [pid 5654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5653] <... openat resumed>) = 3 [pid 5651] <... write resumed>) = 18 [pid 5652] write(3, "1000", 4 [pid 5651] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5652] <... write resumed>) = 4 [pid 5652] close(3 [pid 5651] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5654] <... openat resumed>) = 3 [pid 5652] <... close resumed>) = 0 [pid 5651] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5654] write(3, "1000", 4 [pid 5653] write(3, "1000", 4 [pid 5652] write(1, "executing program\n", 18 [pid 5651] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5654] <... write resumed>) = 4 [pid 5653] <... write resumed>) = 4 [pid 5652] <... write resumed>) = 18 [pid 5654] close(3 [pid 5653] close(3 [pid 5652] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5654] <... close resumed>) = 0 [pid 5651] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5653] <... close resumed>) = 0 [pid 5654] write(1, "executing program\n", 18 executing program [pid 5653] write(1, "executing program\n", 18 [pid 5654] <... write resumed>) = 18 [pid 5652] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5653] <... write resumed>) = 18 [pid 5653] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5651] <... openat resumed>) = 3 executing program [pid 5654] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5652] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5653] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5651] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5653] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [ 95.822750][ T5649] gadgetfs: bound to dummy_udc driver [pid 5653] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5654] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5652] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5651] <... write resumed>) = 31 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5652] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5654] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5653] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5651] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5653] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5652] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5651] <... openat resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5655 attached [pid 5654] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5653] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5652] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5651] exit_group(0 [pid 5655] set_robust_list(0x55556003c6e0, 24 [pid 5651] <... exit_group resumed>) = ? [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5655 [pid 5655] <... set_robust_list resumed>) = 0 [pid 5654] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5652] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5655] rt_sigprocmask(SIG_SETMASK, [] [pid 5654] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5653] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5652] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5653] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5654] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5653] <... exit_group resumed>) = ? [pid 5652] exit_group(0 [pid 5655] <... prctl resumed>) = 0 [pid 5654] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5652] <... exit_group resumed>) = ? [pid 5655] setpgid(0, 0 [pid 5654] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5653] +++ exited with 0 +++ [pid 5655] <... setpgid resumed>) = 0 [pid 5654] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5654] exit_group(0 [pid 5651] +++ exited with 0 +++ [pid 5655] <... openat resumed>) = 3 [pid 5655] write(3, "1000", 4 [pid 5654] <... exit_group resumed>) = ? [pid 5652] +++ exited with 0 +++ [pid 5655] <... write resumed>) = 4 [pid 5654] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5655] close(3 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5655] <... close resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5652, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 5655] write(1, "executing program\n", 18 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5656 attached [pid 5655] <... write resumed>) = 18 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5655] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5656] set_robust_list(0x55556003c6e0, 24 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5656] <... set_robust_list resumed>) = 0 [pid 5655] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5656 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5656] rt_sigprocmask(SIG_SETMASK, [] [pid 5655] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5658 attached ci2-upstream-fs/strace-static-x86_64: Process 5657 attached [pid 5656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5655] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5657 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5658] set_robust_list(0x55556003c6e0, 24 [pid 5657] set_robust_list(0x55556003c6e0, 24 [pid 5656] <... prctl resumed>) = 0 [pid 5656] setpgid(0, 0 [pid 5658] <... set_robust_list resumed>) = 0 [pid 5657] <... set_robust_list resumed>) = 0 [pid 5656] <... setpgid resumed>) = 0 [pid 5655] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5658] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5657] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5658 [pid 5658] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5655] <... openat resumed>) = 3 [ 95.886639][ T5651] gadgetfs: bound to dummy_udc driver [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5657] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5659 attached [pid 5658] <... prctl resumed>) = 0 [pid 5657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5656] <... openat resumed>) = 3 [pid 5655] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5659 [pid 5659] set_robust_list(0x55556003c6e0, 24 [pid 5658] setpgid(0, 0 [pid 5657] <... prctl resumed>) = 0 [pid 5656] write(3, "1000", 4 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5659] <... set_robust_list resumed>) = 0 [pid 5656] <... write resumed>) = 4 [pid 5659] rt_sigprocmask(SIG_SETMASK, [] [pid 5656] close(3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5659] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5656] <... close resumed>) = 0 [pid 5659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5658] <... setpgid resumed>) = 0 [pid 5657] setpgid(0, 0 [pid 5656] write(1, "executing program\n", 18 [pid 5659] <... prctl resumed>) = 0 executing program [pid 5656] <... write resumed>) = 18 [pid 5659] setpgid(0, 0 [pid 5658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5657] <... setpgid resumed>) = 0 [pid 5656] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5659] <... setpgid resumed>) = 0 [pid 5658] <... openat resumed>) = 3 [pid 5657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5656] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5655] <... write resumed>) = 31 [pid 5659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5658] write(3, "1000", 4 [pid 5656] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5655] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5659] <... openat resumed>) = 3 [pid 5658] <... write resumed>) = 4 [pid 5656] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5659] write(3, "1000", 4 [pid 5658] close(3 [pid 5656] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5655] <... openat resumed>) = 4 [pid 5658] <... close resumed>) = 0 [pid 5656] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5658] write(1, "executing program\n", 18 [pid 5659] <... write resumed>) = 4 [pid 5658] <... write resumed>) = 18 [pid 5656] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 5655] exit_group(0 [pid 5659] close(3 [pid 5658] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5657] <... openat resumed>) = 3 [pid 5656] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] <... exit_group resumed>) = ? [pid 5659] <... close resumed>) = 0 [pid 5658] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5657] write(3, "1000", 4 [pid 5656] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5659] write(1, "executing program\n", 18 [pid 5658] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5659] <... write resumed>) = 18 [pid 5657] <... write resumed>) = 4 executing program [pid 5656] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5659] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5657] close(3 [pid 5659] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5657] <... close resumed>) = 0 [pid 5656] exit_group(0 [pid 5659] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5658] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5657] write(1, "executing program\n", 18 [pid 5656] <... exit_group resumed>) = ? executing program [pid 5659] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5658] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5657] <... write resumed>) = 18 [pid 5659] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5657] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5657] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5658] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5657] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5659] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5658] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5659] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5658] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5659] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5657] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5656] +++ exited with 0 +++ [pid 5659] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5658] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5657] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5659] exit_group(0 [pid 5658] exit_group(0 [pid 5657] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5656, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5657] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5659] <... exit_group resumed>) = ? [pid 5658] <... exit_group resumed>) = ? [pid 5657] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5659] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5655] +++ exited with 0 +++ [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5658] +++ exited with 0 +++ [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5657] exit_group(0) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... restart_syscall resumed>) = 0 [pid 5657] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [ 95.978501][ T5655] gadgetfs: bound to dummy_udc driver [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5657, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5660 attached , [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5660 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5660] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5661 attached [pid 5660] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5661] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5661] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5661] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5663 attached ci2-upstream-fs/strace-static-x86_64: Process 5662 attached [pid 5660] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5661 [pid 5662] set_robust_list(0x55556003c6e0, 24 [pid 5663] set_robust_list(0x55556003c6e0, 24 [pid 5662] <... set_robust_list resumed>) = 0 [pid 5661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5660] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5663 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5662 [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5664 attached [pid 5663] <... set_robust_list resumed>) = 0 [pid 5662] rt_sigprocmask(SIG_SETMASK, [] [pid 5661] <... prctl resumed>) = 0 [pid 5660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5664] set_robust_list(0x55556003c6e0, 24 [pid 5663] rt_sigprocmask(SIG_SETMASK, [] [pid 5662] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5661] setpgid(0, 0 [pid 5660] <... prctl resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5664 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5664] <... set_robust_list resumed>) = 0 [pid 5663] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5661] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5664] rt_sigprocmask(SIG_SETMASK, [] [pid 5663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5660] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5664] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5663] <... prctl resumed>) = 0 [pid 5662] <... prctl resumed>) = 0 [pid 5661] <... openat resumed>) = 3 [pid 5660] <... setpgid resumed>) = 0 [pid 5664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5663] setpgid(0, 0 [pid 5662] setpgid(0, 0 [pid 5664] <... prctl resumed>) = 0 [pid 5660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5663] <... setpgid resumed>) = 0 [pid 5661] write(3, "1000", 4 [pid 5664] setpgid(0, 0 executing program [pid 5663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5662] <... setpgid resumed>) = 0 [pid 5661] <... write resumed>) = 4 [pid 5663] <... openat resumed>) = 3 [pid 5661] close(3) = 0 [pid 5664] <... setpgid resumed>) = 0 [pid 5661] write(1, "executing program\n", 18 [pid 5660] <... openat resumed>) = 3 [pid 5663] write(3, "1000", 4 [pid 5662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5661] <... write resumed>) = 18 [pid 5664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5663] <... write resumed>) = 4 [pid 5661] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5663] close(3 [pid 5661] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5664] <... openat resumed>) = 3 [pid 5663] <... close resumed>) = 0 [pid 5661] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5663] write(1, "executing program\n", 18) = 18 executing program [pid 5663] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5661] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5663] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5660] write(3, "1000", 4 [pid 5663] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5661] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5660] <... write resumed>) = 4 [pid 5664] write(3, "1000", 4 [pid 5660] close(3 [pid 5664] <... write resumed>) = 4 [pid 5663] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5661] <... openat resumed>) = 3 [pid 5660] <... close resumed>) = 0 [pid 5662] <... openat resumed>) = 3 [pid 5664] close(3 [pid 5660] write(1, "executing program\n", 18 [pid 5664] <... close resumed>) = 0 [pid 5660] <... write resumed>) = 18 executing program [pid 5664] write(1, "executing program\n", 18 [pid 5663] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5662] write(3, "1000", 4 [pid 5661] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 5660] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5664] <... write resumed>) = 18 [pid 5663] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5662] <... write resumed>) = 4 [pid 5660] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5664] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5663] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5662] close(3 [pid 5664] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5663] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5662] <... close resumed>) = 0 [pid 5660] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5664] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5663] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR executing program [pid 5662] write(1, "executing program\n", 18 [pid 5660] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5664] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5663] <... openat resumed>) = 3 [pid 5662] <... write resumed>) = 18 [pid 5660] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5664] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5663] exit_group(0 [pid 5662] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5661] <... write resumed>) = 31 [pid 5660] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5663] <... exit_group resumed>) = ? [pid 5662] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5662] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5662] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5664] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5663] +++ exited with 0 +++ [pid 5661] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5660] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5664] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5662] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5661] <... openat resumed>) = 4 [pid 5660] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5664] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5662] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5660] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5664] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5662] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5661] exit_group(0 [pid 5660] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5663, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5664] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5662] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5661] <... exit_group resumed>) = ? [pid 5660] exit_group(0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5664] exit_group(0 [pid 5662] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5660] <... exit_group resumed>) = ? [pid 5664] <... exit_group resumed>) = ? [pid 5662] exit_group(0) = ? [pid 5607] <... restart_syscall resumed>) = 0 [pid 5664] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5660] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5662] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5660, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5665 attached [pid 5661] +++ exited with 0 +++ [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5665] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5665] <... set_robust_list resumed>) = 0 [pid 5665] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5665] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5665 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5665] <... prctl resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5665] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5665] <... setpgid resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5666 attached [ 96.118757][ T5661] gadgetfs: bound to dummy_udc driver [pid 5665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5666] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5668 attached ci2-upstream-fs/strace-static-x86_64: Process 5667 attached [pid 5666] <... set_robust_list resumed>) = 0 [pid 5665] <... openat resumed>) = 3 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5666 [pid 5665] write(3, "1000", 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5667 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5668 [pid 5665] <... write resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5665] close(3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5666] rt_sigprocmask(SIG_SETMASK, [] [pid 5668] set_robust_list(0x55556003c6e0, 24 [pid 5665] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5667] set_robust_list(0x55556003c6e0, 24 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5668] <... set_robust_list resumed>) = 0 [pid 5667] <... set_robust_list resumed>) = 0 [pid 5666] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5665] write(1, "executing program\n", 18 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5668] rt_sigprocmask(SIG_SETMASK, [] [pid 5667] rt_sigprocmask(SIG_SETMASK, [] [pid 5666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5665] <... write resumed>) = 18 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5667] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5668] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5668] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5666] <... prctl resumed>) = 0 [pid 5665] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5666] setpgid(0, 0 [pid 5665] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5666] <... setpgid resumed>) = 0 [pid 5665] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 5669 attached [pid 5668] <... prctl resumed>) = 0 [pid 5667] <... prctl resumed>) = 0 [pid 5666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5668] setpgid(0, 0 [pid 5667] setpgid(0, 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5669 [pid 5668] <... setpgid resumed>) = 0 [pid 5667] <... setpgid resumed>) = 0 [pid 5669] set_robust_list(0x55556003c6e0, 24 [pid 5668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5666] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5669] <... set_robust_list resumed>) = 0 [pid 5666] write(3, "1000", 4 [pid 5667] <... openat resumed>) = 3 [pid 5665] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5669] rt_sigprocmask(SIG_SETMASK, [] [pid 5667] write(3, "1000", 4 [pid 5666] <... write resumed>) = 4 [pid 5665] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5669] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5668] <... openat resumed>) = 3 [pid 5667] <... write resumed>) = 4 [pid 5666] close(3 [pid 5669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5668] write(3, "1000", 4 [pid 5667] close(3 [pid 5666] <... close resumed>) = 0 [pid 5665] <... openat resumed>) = 3 [pid 5669] <... prctl resumed>) = 0 [pid 5668] <... write resumed>) = 4 [pid 5667] <... close resumed>) = 0 [pid 5669] setpgid(0, 0 [pid 5668] close(3 [pid 5666] write(1, "executing program\n", 18 executing program [pid 5667] write(1, "executing program\n", 18 executing program [pid 5665] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5669] <... setpgid resumed>) = 0 [pid 5668] <... close resumed>) = 0 [pid 5667] <... write resumed>) = 18 [pid 5666] <... write resumed>) = 18 [pid 5668] write(1, "executing program\n", 18 [pid 5669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5667] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5666] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5665] <... write resumed>) = 31 [pid 5669] <... openat resumed>) = 3 [pid 5667] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5666] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5665] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5668] <... write resumed>) = 18 [pid 5669] write(3, "1000", 4 [pid 5667] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5666] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5665] <... openat resumed>) = 4 [pid 5669] <... write resumed>) = 4 [pid 5668] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5669] close(3) = 0 executing program [pid 5669] write(1, "executing program\n", 18 [pid 5665] exit_group(0 [pid 5669] <... write resumed>) = 18 [pid 5668] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5665] <... exit_group resumed>) = ? [pid 5668] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5667] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5669] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5667] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5666] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5668] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5668] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5667] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5668] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5667] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5666] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5669] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5668] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5667] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5666] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5669] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5668] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5667] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5668] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5669] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5668] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5667] exit_group(0 [pid 5669] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5668] exit_group(0 [pid 5667] <... exit_group resumed>) = ? [pid 5666] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5669] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5666] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5668] <... exit_group resumed>) = ? [pid 5669] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5666] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5669] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5666] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5669] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5668] +++ exited with 0 +++ [pid 5667] +++ exited with 0 +++ [pid 5666] exit_group(0) = ? [pid 5669] exit_group(0 [pid 5666] +++ exited with 0 +++ [pid 5665] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5668, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5669] <... exit_group resumed>) = ? [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... restart_syscall resumed>) = 0 [pid 5669] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5669, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [ 96.220851][ T5665] gadgetfs: bound to dummy_udc driver [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5671 attached ci2-upstream-fs/strace-static-x86_64: Process 5670 attached [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5672 attached [pid 5671] set_robust_list(0x55556003c6e0, 24 [pid 5670] set_robust_list(0x55556003c6e0, 24 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5670 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5671 [pid 5672] set_robust_list(0x55556003c6e0, 24 [pid 5671] <... set_robust_list resumed>) = 0 [pid 5670] <... set_robust_list resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5672 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5672] <... set_robust_list resumed>) = 0 [pid 5671] rt_sigprocmask(SIG_SETMASK, [] [pid 5670] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5672] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5671] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5670] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5671] <... prctl resumed>) = 0 [pid 5670] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 5673 attached [pid 5671] setpgid(0, 0 [pid 5670] <... prctl resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5673 ci2-upstream-fs/strace-static-x86_64: Process 5674 attached [pid 5673] set_robust_list(0x55556003c6e0, 24 [pid 5672] <... prctl resumed>) = 0 [pid 5671] <... setpgid resumed>) = 0 [pid 5670] setpgid(0, 0 [pid 5674] set_robust_list(0x55556003c6e0, 24 [pid 5673] <... set_robust_list resumed>) = 0 [pid 5672] setpgid(0, 0 [pid 5671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5670] <... setpgid resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5674 [pid 5674] <... set_robust_list resumed>) = 0 [pid 5673] rt_sigprocmask(SIG_SETMASK, [] [pid 5672] <... setpgid resumed>) = 0 [pid 5671] <... openat resumed>) = 3 [pid 5670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5674] rt_sigprocmask(SIG_SETMASK, [] [pid 5672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5671] write(3, "1000", 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5674] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5673] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5670] <... openat resumed>) = 3 [pid 5671] <... write resumed>) = 4 [pid 5670] write(3, "1000", 4 [pid 5671] close(3 [pid 5674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5671] <... close resumed>) = 0 [pid 5670] <... write resumed>) = 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5672] <... openat resumed>) = 3 [pid 5674] <... prctl resumed>) = 0 [pid 5673] <... prctl resumed>) = 0 [pid 5671] write(1, "executing program\n", 18 executing program [pid 5670] close(3 [pid 5672] write(3, "1000", 4 [pid 5674] setpgid(0, 0 [pid 5673] setpgid(0, 0 [pid 5672] <... write resumed>) = 4 [pid 5671] <... write resumed>) = 18 [pid 5670] <... close resumed>) = 0 [pid 5674] <... setpgid resumed>) = 0 [pid 5673] <... setpgid resumed>) = 0 [pid 5672] close(3 [pid 5671] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5670] write(1, "executing program\n", 18 [pid 5672] <... close resumed>) = 0 [pid 5670] <... write resumed>) = 18 executing program [pid 5673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5671] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5670] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5672] write(1, "executing program\n", 18 executing program [pid 5671] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5670] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5674] <... openat resumed>) = 3 [pid 5673] <... openat resumed>) = 3 [pid 5672] <... write resumed>) = 18 [pid 5671] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5670] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5674] write(3, "1000", 4 [pid 5673] write(3, "1000", 4 [pid 5672] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5671] <... openat resumed>) = 3 [pid 5670] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5674] <... write resumed>) = 4 [pid 5673] <... write resumed>) = 4 [pid 5674] close(3 [pid 5672] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5671] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5670] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5674] <... close resumed>) = 0 [pid 5673] close(3 [pid 5672] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5674] write(1, "executing program\n", 18 [pid 5673] <... close resumed>) = 0 [pid 5674] <... write resumed>) = 18 [pid 5674] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5673] write(1, "executing program\n", 18 [pid 5672] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5674] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program executing program [pid 5674] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5673] <... write resumed>) = 18 [pid 5672] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5671] <... write resumed>) = 31 [pid 5670] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5674] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5673] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5672] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5671] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5670] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5673] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5672] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5670] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5673] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5672] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5670] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5674] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5673] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5672] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5671] <... openat resumed>) = 4 [pid 5670] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5674] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5673] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5672] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5671] exit_group(0 [pid 5674] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5670] exit_group(0 [pid 5674] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5674] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5673] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5672] exit_group(0 [pid 5670] <... exit_group resumed>) = ? [pid 5671] <... exit_group resumed>) = ? [pid 5674] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5672] <... exit_group resumed>) = ? [pid 5674] exit_group(0 [pid 5673] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5674] <... exit_group resumed>) = ? [pid 5673] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5670] +++ exited with 0 +++ [pid 5673] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5672] +++ exited with 0 +++ [pid 5673] exit_group(0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5674] +++ exited with 0 +++ [pid 5673] <... exit_group resumed>) = ? [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5673] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] <... restart_syscall resumed>) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5675 attached [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5675] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5671] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5676 attached [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5671, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5675 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5676] set_robust_list(0x55556003c6e0, 24 [pid 5675] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5676] <... set_robust_list resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5675] rt_sigprocmask(SIG_SETMASK, [] [pid 5676] rt_sigprocmask(SIG_SETMASK, [] [pid 5675] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5677 attached [pid 5676] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5676 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5677] set_robust_list(0x55556003c6e0, 24 [pid 5676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5675] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5677] <... set_robust_list resumed>) = 0 [pid 5676] <... prctl resumed>) = 0 [pid 5675] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5677] rt_sigprocmask(SIG_SETMASK, [] [pid 5676] setpgid(0, 0 [pid 5675] <... setpgid resumed>) = 0 [ 96.360325][ T5671] gadgetfs: bound to dummy_udc driver [pid 5677] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5676] <... setpgid resumed>) = 0 [pid 5675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5677 ci2-upstream-fs/strace-static-x86_64: Process 5678 attached [pid 5677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5675] <... openat resumed>) = 3 [pid 5675] write(3, "1000", 4) = 4 [pid 5677] <... prctl resumed>) = 0 [pid 5675] close(3 [pid 5677] setpgid(0, 0 [pid 5675] <... close resumed>) = 0 [pid 5677] <... setpgid resumed>) = 0 [pid 5675] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 5679 attached executing program [pid 5678] set_robust_list(0x55556003c6e0, 24 [pid 5677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5676] <... openat resumed>) = 3 [pid 5675] <... write resumed>) = 18 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5678 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5679] set_robust_list(0x55556003c6e0, 24 [pid 5678] <... set_robust_list resumed>) = 0 [pid 5677] <... openat resumed>) = 3 [pid 5679] <... set_robust_list resumed>) = 0 [pid 5678] rt_sigprocmask(SIG_SETMASK, [] [pid 5676] write(3, "1000", 4 [pid 5675] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5679 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5679] rt_sigprocmask(SIG_SETMASK, [] [pid 5678] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5679] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5677] write(3, "1000", 4 [pid 5676] <... write resumed>) = 4 [pid 5675] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5678] <... prctl resumed>) = 0 [pid 5677] <... write resumed>) = 4 [pid 5676] close(3 [pid 5675] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5676] <... close resumed>) = 0 [pid 5678] setpgid(0, 0) = 0 [pid 5679] <... prctl resumed>) = 0 [pid 5678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5677] close(3 [pid 5676] write(1, "executing program\n", 18 [pid 5675] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5679] setpgid(0, 0 [pid 5676] <... write resumed>) = 18 executing program [pid 5677] <... close resumed>) = 0 [pid 5679] <... setpgid resumed>) = 0 [pid 5678] <... openat resumed>) = 3 [pid 5677] write(1, "executing program\n", 18 [pid 5676] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5675] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5678] write(3, "1000", 4 [pid 5679] <... openat resumed>) = 3 [pid 5678] <... write resumed>) = 4 [pid 5677] <... write resumed>) = 18 [pid 5678] close(3 [pid 5677] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5676] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5675] <... openat resumed>) = 3 [pid 5678] <... close resumed>) = 0 [pid 5678] write(1, "executing program\n", 18) = 18 [pid 5676] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5679] write(3, "1000", 4 [pid 5677] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5675] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5679] <... write resumed>) = 4 [pid 5678] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5676] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5679] close(3 [pid 5678] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5678] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) executing program executing program [pid 5678] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5679] <... close resumed>) = 0 [pid 5677] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5676] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5675] <... write resumed>) = 31 [pid 5679] write(1, "executing program\n", 18 [pid 5678] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5676] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5679] <... write resumed>) = 18 [pid 5678] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5676] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5679] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5678] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5676] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5679] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5678] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5677] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5676] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5675] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5679] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5678] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5677] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5676] <... openat resumed>) = 3 [pid 5675] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5679] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5676] exit_group(0 [pid 5675] exit_group(0 [pid 5678] exit_group(0 [pid 5677] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5679] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5678] <... exit_group resumed>) = ? [pid 5677] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5675] <... exit_group resumed>) = ? [pid 5679] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5676] <... exit_group resumed>) = ? [pid 5677] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5677] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5679] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5677] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5679] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5677] exit_group(0 [pid 5679] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5678] +++ exited with 0 +++ [pid 5677] <... exit_group resumed>) = ? [pid 5676] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5679] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5679] <... exit_group resumed>) = ? [pid 5679] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5677] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5677, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5675] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5675, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5680 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5680 attached [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5681 attached [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... restart_syscall resumed>) = 0 [pid 5680] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5681] set_robust_list(0x55556003c6e0, 24 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5681] <... set_robust_list resumed>) = 0 [pid 5680] <... set_robust_list resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5681 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5681] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5681] setpgid(0, 0) = 0 [pid 5681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5681] write(3, "1000", 4) = 4 [pid 5681] close(3) = 0 [pid 5681] write(1, "executing program\n", 18 [pid 5680] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5681] <... write resumed>) = 18 [pid 5681] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) executing program [pid 5681] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5680] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 96.477252][ T5675] gadgetfs: bound to dummy_udc driver [pid 5681] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 5684 attached ci2-upstream-fs/strace-static-x86_64: Process 5683 attached ci2-upstream-fs/strace-static-x86_64: Process 5682 attached [pid 5680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5683] set_robust_list(0x55556003c6e0, 24 [pid 5682] set_robust_list(0x55556003c6e0, 24 [pid 5684] set_robust_list(0x55556003c6e0, 24 [pid 5681] <... openat resumed>) = 3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5684 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5683 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5682 [pid 5684] <... set_robust_list resumed>) = 0 [pid 5683] <... set_robust_list resumed>) = 0 [pid 5682] <... set_robust_list resumed>) = 0 [pid 5681] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5680] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5684] rt_sigprocmask(SIG_SETMASK, [] [pid 5683] rt_sigprocmask(SIG_SETMASK, [] [pid 5682] rt_sigprocmask(SIG_SETMASK, [] [pid 5680] <... setpgid resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5684] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5683] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5682] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5680] <... openat resumed>) = 3 [pid 5684] <... prctl resumed>) = 0 [pid 5683] <... prctl resumed>) = 0 [pid 5683] setpgid(0, 0 [pid 5682] <... prctl resumed>) = 0 [pid 5680] write(3, "1000", 4 [pid 5683] <... setpgid resumed>) = 0 [pid 5682] setpgid(0, 0 [pid 5680] <... write resumed>) = 4 [pid 5684] setpgid(0, 0 [pid 5683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5682] <... setpgid resumed>) = 0 [pid 5680] close(3 [pid 5684] <... setpgid resumed>) = 0 [pid 5683] <... openat resumed>) = 3 [pid 5682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5680] <... close resumed>) = 0 [pid 5684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5683] write(3, "1000", 4 [pid 5680] write(1, "executing program\n", 18 [pid 5684] <... openat resumed>) = 3 [pid 5683] <... write resumed>) = 4 [pid 5682] <... openat resumed>) = 3 [pid 5683] close(3 [pid 5682] write(3, "1000", 4 [pid 5680] <... write resumed>) = 18 executing program [pid 5683] <... close resumed>) = 0 [pid 5682] <... write resumed>) = 4 [pid 5680] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5684] write(3, "1000", 4 [pid 5683] write(1, "executing program\n", 18 [pid 5682] close(3 [pid 5680] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5684] <... write resumed>) = 4 [pid 5683] <... write resumed>) = 18 [pid 5682] <... close resumed>) = 0 [pid 5680] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5684] close(3 [pid 5683] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5682] write(1, "executing program\n", 18 [pid 5680] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5684] <... close resumed>) = 0 [pid 5684] write(1, "executing program\n", 18 [pid 5683] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5682] <... write resumed>) = 18 [pid 5680] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5684] <... write resumed>) = 18 [pid 5683] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5682] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5680] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5683] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5682] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5683] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5682] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5680] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5682] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5683] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5680] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5683] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5682] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5680] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5684] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5683] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5682] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5680] <... openat resumed>) = 3 executing program executing program [pid 5683] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5684] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5683] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5682] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5684] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5682] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5680] exit_group(0 [pid 5683] exit_group(0 [pid 5682] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5683] <... exit_group resumed>) = ? [pid 5682] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5680] <... exit_group resumed>) = ? [pid 5684] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5684] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5682] exit_group(0 [pid 5684] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5682] <... exit_group resumed>) = ? [pid 5684] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5684] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5683] +++ exited with 0 +++ [pid 5684] <... openat resumed>) = 3 [pid 5682] +++ exited with 0 +++ [pid 5681] <... write resumed>) = 31 [pid 5680] +++ exited with 0 +++ [pid 5684] exit_group(0 [pid 5681] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5684] <... exit_group resumed>) = ? [pid 5681] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5681] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5681] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5684] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5685 attached [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5685 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5685] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5685] <... set_robust_list resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5686 attached [pid 5685] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5685] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5686] set_robust_list(0x55556003c6e0, 24 [pid 5685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5686] <... set_robust_list resumed>) = 0 [pid 5685] <... prctl resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 96.569871][ T5681] gadgetfs: bound to dummy_udc driver [pid 5686] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5686 ci2-upstream-fs/strace-static-x86_64: Process 5688 attached ci2-upstream-fs/strace-static-x86_64: Process 5687 attached [pid 5685] setpgid(0, 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5685] <... setpgid resumed>) = 0 [pid 5688] set_robust_list(0x55556003c6e0, 24 [pid 5687] set_robust_list(0x55556003c6e0, 24 [pid 5686] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5688 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5687 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5688] <... set_robust_list resumed>) = 0 [pid 5687] <... set_robust_list resumed>) = 0 [pid 5686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5685] <... openat resumed>) = 3 [pid 5681] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5688] rt_sigprocmask(SIG_SETMASK, [] [pid 5687] rt_sigprocmask(SIG_SETMASK, [] [pid 5686] <... prctl resumed>) = 0 [pid 5685] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5686] setpgid(0, 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5681, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5685] <... write resumed>) = 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5688] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5687] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5686] <... setpgid resumed>) = 0 [pid 5685] close(3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5685] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5688] <... prctl resumed>) = 0 [pid 5687] <... prctl resumed>) = 0 [pid 5686] <... openat resumed>) = 3 executing program [pid 5685] write(1, "executing program\n", 18 [pid 5688] setpgid(0, 0 [pid 5687] setpgid(0, 0 [pid 5685] <... write resumed>) = 18 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5688] <... setpgid resumed>) = 0 [pid 5687] <... setpgid resumed>) = 0 [pid 5686] write(3, "1000", 4 [pid 5685] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5685] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5688] <... openat resumed>) = 3 [pid 5687] <... openat resumed>) = 3 [pid 5686] <... write resumed>) = 4 [pid 5685] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 5689 attached [pid 5688] write(3, "1000", 4 [pid 5687] write(3, "1000", 4 [pid 5686] close(3 [pid 5685] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5689] set_robust_list(0x55556003c6e0, 24 [pid 5688] <... write resumed>) = 4 [pid 5687] <... write resumed>) = 4 [pid 5686] <... close resumed>) = 0 [pid 5685] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5689 [pid 5689] <... set_robust_list resumed>) = 0 [pid 5688] close(3 [pid 5687] close(3 [pid 5686] write(1, "executing program\n", 18 [pid 5685] <... openat resumed>) = 3 executing program [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5689] rt_sigprocmask(SIG_SETMASK, [] [pid 5688] <... close resumed>) = 0 [pid 5687] <... close resumed>) = 0 [pid 5686] <... write resumed>) = 18 [pid 5689] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5685] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5688] write(1, "executing program\n", 18 [pid 5687] write(1, "executing program\n", 18 [pid 5686] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5688] <... write resumed>) = 18 executing program executing program [pid 5687] <... write resumed>) = 18 [pid 5689] <... prctl resumed>) = 0 [pid 5688] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5687] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5686] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5689] setpgid(0, 0) = 0 [pid 5688] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5687] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5686] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5688] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5687] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5686] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5686] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5689] <... openat resumed>) = 3 [pid 5688] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5687] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5685] <... write resumed>) = 31 [pid 5687] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5686] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5689] write(3, "1000", 4 [pid 5688] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5687] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5686] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5685] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5689] <... write resumed>) = 4 [pid 5688] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5687] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5686] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5685] <... openat resumed>) = 4 [pid 5689] close(3 [pid 5688] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5687] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = 0 [pid 5688] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5686] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5685] exit_group(0 [pid 5689] write(1, "executing program\n", 18 executing program [pid 5688] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5687] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5686] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5685] <... exit_group resumed>) = ? [pid 5689] <... write resumed>) = 18 [pid 5688] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5687] exit_group(0 [pid 5686] exit_group(0 [pid 5689] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5688] exit_group(0 [pid 5687] <... exit_group resumed>) = ? [pid 5686] <... exit_group resumed>) = ? [pid 5689] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5688] <... exit_group resumed>) = ? [pid 5689] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5689] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5689] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5687] +++ exited with 0 +++ [pid 5689] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5686] +++ exited with 0 +++ [pid 5688] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5689] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5689] exit_group(0 [pid 5685] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5689] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5685, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [ 96.681797][ T5685] gadgetfs: bound to dummy_udc driver [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5693 attached ci2-upstream-fs/strace-static-x86_64: Process 5692 attached ci2-upstream-fs/strace-static-x86_64: Process 5691 attached ci2-upstream-fs/strace-static-x86_64: Process 5690 attached [pid 5693] set_robust_list(0x55556003c6e0, 24 [pid 5692] set_robust_list(0x55556003c6e0, 24 [pid 5691] set_robust_list(0x55556003c6e0, 24 [pid 5689] +++ exited with 0 +++ [pid 5690] set_robust_list(0x55556003c6e0, 24 [pid 5692] <... set_robust_list resumed>) = 0 [pid 5690] <... set_robust_list resumed>) = 0 [pid 5691] <... set_robust_list resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5690] rt_sigprocmask(SIG_SETMASK, [] [pid 5693] <... set_robust_list resumed>) = 0 [pid 5692] rt_sigprocmask(SIG_SETMASK, [] [pid 5691] rt_sigprocmask(SIG_SETMASK, [] [pid 5690] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5690 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5692 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5693 [pid 5693] rt_sigprocmask(SIG_SETMASK, [] [pid 5692] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5691 [pid 5691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5692] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5690] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5692] <... prctl resumed>) = 0 [pid 5691] <... prctl resumed>) = 0 [pid 5690] setpgid(0, 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5693] <... prctl resumed>) = 0 [pid 5692] setpgid(0, 0 [pid 5691] setpgid(0, 0 [pid 5690] <... setpgid resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5693] setpgid(0, 0 [pid 5692] <... setpgid resumed>) = 0 [pid 5691] <... setpgid resumed>) = 0 [pid 5690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5693] <... setpgid resumed>) = 0 [pid 5692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5690] <... openat resumed>) = 3 [pid 5693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 5694 attached [pid 5694] set_robust_list(0x55556003c6e0, 24 [pid 5692] <... openat resumed>) = 3 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5694 [pid 5694] <... set_robust_list resumed>) = 0 [pid 5691] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5694] rt_sigprocmask(SIG_SETMASK, [] [pid 5693] <... openat resumed>) = 3 [pid 5692] write(3, "1000", 4 [pid 5690] write(3, "1000", 4 [pid 5694] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5692] <... write resumed>) = 4 [pid 5691] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5693] write(3, "1000", 4 [pid 5692] close(3 [pid 5691] <... write resumed>) = 4 [pid 5690] <... write resumed>) = 4 [pid 5694] <... prctl resumed>) = 0 [pid 5694] setpgid(0, 0) = 0 [pid 5692] <... close resumed>) = 0 [pid 5691] close(3 [pid 5690] close(3 [pid 5694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5693] <... write resumed>) = 4 executing program [pid 5692] write(1, "executing program\n", 18 [pid 5690] <... close resumed>) = 0 [pid 5691] <... close resumed>) = 0 [pid 5694] <... openat resumed>) = 3 [pid 5693] close(3 [pid 5692] <... write resumed>) = 18 [pid 5691] write(1, "executing program\n", 18 executing program executing program [pid 5690] write(1, "executing program\n", 18 [pid 5694] write(3, "1000", 4 [pid 5693] <... close resumed>) = 0 [pid 5692] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5691] <... write resumed>) = 18 [pid 5690] <... write resumed>) = 18 [pid 5694] <... write resumed>) = 4 [pid 5693] write(1, "executing program\n", 18 [pid 5690] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5692] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5691] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5694] close(3) = 0 [pid 5693] <... write resumed>) = 18 [pid 5690] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5692] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5694] write(1, "executing program\n", 18 [pid 5693] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5691] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program executing program [pid 5694] <... write resumed>) = 18 [pid 5692] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5691] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5690] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5693] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5694] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5694] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5692] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5694] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5693] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5691] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5690] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5694] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5693] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5692] <... openat resumed>) = 3 [pid 5691] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5690] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5694] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5690] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5694] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5693] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5692] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5691] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5690] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5694] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5693] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5690] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5694] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5693] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5691] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5690] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5694] <... openat resumed>) = 3 [pid 5693] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5691] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5694] exit_group(0 [pid 5693] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5692] <... write resumed>) = 31 [pid 5691] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5694] <... exit_group resumed>) = ? [pid 5693] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5692] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5691] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5690] exit_group(0 [pid 5694] +++ exited with 0 +++ [pid 5692] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5691] exit_group(0 [pid 5690] <... exit_group resumed>) = ? [pid 5693] exit_group(0 [pid 5692] exit_group(0 [pid 5691] <... exit_group resumed>) = ? [pid 5690] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5693] <... exit_group resumed>) = ? [pid 5692] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5691] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5691, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5693] +++ exited with 0 +++ [pid 5692] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5692, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5695 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5695 attached [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5696 attached [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5697 attached [pid 5696] set_robust_list(0x55556003c6e0, 24 [pid 5695] set_robust_list(0x55556003c6e0, 24 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5696 [pid 5695] <... set_robust_list resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5698 attached [pid 5695] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5698 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5697 [pid 5697] set_robust_list(0x55556003c6e0, 24 [pid 5695] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5698] set_robust_list(0x55556003c6e0, 24 [pid 5697] <... set_robust_list resumed>) = 0 [pid 5696] <... set_robust_list resumed>) = 0 [pid 5695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5698] <... set_robust_list resumed>) = 0 [ 96.813859][ T5692] gadgetfs: bound to dummy_udc driver [pid 5697] rt_sigprocmask(SIG_SETMASK, [] [pid 5696] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5699 attached [pid 5698] rt_sigprocmask(SIG_SETMASK, [] [pid 5697] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5696] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5695] <... prctl resumed>) = 0 [pid 5699] set_robust_list(0x55556003c6e0, 24 [pid 5698] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5696] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5695] setpgid(0, 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5699 [pid 5699] <... set_robust_list resumed>) = 0 [pid 5698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5697] <... prctl resumed>) = 0 [pid 5696] <... prctl resumed>) = 0 [pid 5695] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5699] rt_sigprocmask(SIG_SETMASK, [] [pid 5698] <... prctl resumed>) = 0 [pid 5697] setpgid(0, 0 [pid 5696] setpgid(0, 0 [pid 5695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5698] setpgid(0, 0 [pid 5699] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5698] <... setpgid resumed>) = 0 [pid 5697] <... setpgid resumed>) = 0 [pid 5696] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5695] <... openat resumed>) = 3 [pid 5699] <... prctl resumed>) = 0 [pid 5698] <... openat resumed>) = 3 [pid 5697] <... openat resumed>) = 3 [pid 5696] <... openat resumed>) = 3 [pid 5699] setpgid(0, 0) = 0 [pid 5698] write(3, "1000", 4 [pid 5697] write(3, "1000", 4 [pid 5696] write(3, "1000", 4 [pid 5695] write(3, "1000", 4 [pid 5699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5698] <... write resumed>) = 4 [pid 5697] <... write resumed>) = 4 [pid 5696] <... write resumed>) = 4 [pid 5695] <... write resumed>) = 4 [pid 5698] close(3 [pid 5697] close(3 [pid 5696] close(3 [pid 5695] close(3 [pid 5699] <... openat resumed>) = 3 [pid 5698] <... close resumed>) = 0 [pid 5697] <... close resumed>) = 0 [pid 5696] <... close resumed>) = 0 [pid 5695] <... close resumed>) = 0 [pid 5699] write(3, "1000", 4 [pid 5698] write(1, "executing program\n", 18 [pid 5697] write(1, "executing program\n", 18 executing program executing program [pid 5696] write(1, "executing program\n", 18 [pid 5695] write(1, "executing program\n", 18 [pid 5699] <... write resumed>) = 4 executing program [pid 5698] <... write resumed>) = 18 [pid 5697] <... write resumed>) = 18 [pid 5696] <... write resumed>) = 18 [pid 5699] close(3 [pid 5698] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5695] <... write resumed>) = 18 [pid 5699] <... close resumed>) = 0 executing program [pid 5697] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5699] write(1, "executing program\n", 18 [pid 5696] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5695] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5699] <... write resumed>) = 18 [pid 5698] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5697] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5696] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5699] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5698] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5697] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5695] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5696] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5695] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5699] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5698] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5696] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5695] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5697] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5695] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5699] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5698] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5697] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5696] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5699] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5699] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5698] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5697] <... openat resumed>) = 3 [pid 5696] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5695] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5699] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5698] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5696] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5695] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5697] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5699] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5698] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5696] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5695] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5698] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5696] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5695] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5699] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5698] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5696] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5695] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5698] exit_group(0 [pid 5699] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5696] exit_group(0 [pid 5695] exit_group(0 [pid 5698] <... exit_group resumed>) = ? [pid 5697] <... write resumed>) = 31 [pid 5696] <... exit_group resumed>) = ? [pid 5695] <... exit_group resumed>) = ? [pid 5699] <... openat resumed>) = 3 [pid 5699] exit_group(0 [pid 5697] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5699] <... exit_group resumed>) = ? [pid 5698] +++ exited with 0 +++ [pid 5697] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5696] +++ exited with 0 +++ [pid 5695] +++ exited with 0 +++ [pid 5697] exit_group(0) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5698, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5699] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5697] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 5700 attached [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5700 [pid 5700] set_robust_list(0x55556003c6e0, 24 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5703 attached ci2-upstream-fs/strace-static-x86_64: Process 5702 attached ci2-upstream-fs/strace-static-x86_64: Process 5701 attached [pid 5700] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5701] set_robust_list(0x55556003c6e0, 24 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5703] set_robust_list(0x55556003c6e0, 24 [pid 5702] set_robust_list(0x55556003c6e0, 24 [pid 5700] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5701 [pid 5703] <... set_robust_list resumed>) = 0 [pid 5702] <... set_robust_list resumed>) = 0 [pid 5701] <... set_robust_list resumed>) = 0 [pid 5700] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5703 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5703] rt_sigprocmask(SIG_SETMASK, [] [pid 5702] rt_sigprocmask(SIG_SETMASK, [] [pid 5701] rt_sigprocmask(SIG_SETMASK, [] [pid 5700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5702 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5704 attached [pid 5703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5701] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5700] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5704] set_robust_list(0x55556003c6e0, 24 [pid 5703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5700] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5704 [pid 5704] <... set_robust_list resumed>) = 0 [pid 5703] <... prctl resumed>) = 0 [pid 5702] <... prctl resumed>) = 0 [pid 5701] <... prctl resumed>) = 0 [pid 5700] <... setpgid resumed>) = 0 [pid 5704] rt_sigprocmask(SIG_SETMASK, [] [pid 5703] setpgid(0, 0 [pid 5702] setpgid(0, 0 [pid 5701] setpgid(0, 0 [ 96.924637][ T5697] gadgetfs: bound to dummy_udc driver [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5701] <... setpgid resumed>) = 0 [pid 5700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5704] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5703] <... setpgid resumed>) = 0 [pid 5702] <... setpgid resumed>) = 0 [pid 5701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5701] <... openat resumed>) = 3 [pid 5704] <... prctl resumed>) = 0 [pid 5703] <... openat resumed>) = 3 [pid 5701] write(3, "1000", 4 [pid 5704] setpgid(0, 0 [pid 5703] write(3, "1000", 4 [pid 5702] <... openat resumed>) = 3 [pid 5701] <... write resumed>) = 4 [pid 5704] <... setpgid resumed>) = 0 [pid 5703] <... write resumed>) = 4 [pid 5704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5703] close(3 [pid 5701] close(3 [pid 5703] <... close resumed>) = 0 [pid 5702] write(3, "1000", 4 [pid 5701] <... close resumed>) = 0 [pid 5703] write(1, "executing program\n", 18 [pid 5702] <... write resumed>) = 4 [pid 5701] write(1, "executing program\n", 18 [pid 5704] <... openat resumed>) = 3 [pid 5703] <... write resumed>) = 18 executing program executing program [pid 5702] close(3 [pid 5701] <... write resumed>) = 18 [pid 5704] write(3, "1000", 4 [pid 5703] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5702] <... close resumed>) = 0 [pid 5701] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5700] <... openat resumed>) = 3 [pid 5704] <... write resumed>) = 4 [pid 5703] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5702] write(1, "executing program\n", 18 [pid 5701] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5700] write(3, "1000", 4 [pid 5704] close(3 [pid 5703] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5702] <... write resumed>) = 18 [pid 5701] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5700] <... write resumed>) = 4 [pid 5704] <... close resumed>) = 0 [pid 5703] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5702] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5700] close(3 [pid 5704] write(1, "executing program\n", 18 [pid 5702] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5701] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5700] <... close resumed>) = 0 executing program executing program [pid 5700] write(1, "executing program\n", 18 [pid 5704] <... write resumed>) = 18 [pid 5703] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5702] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5701] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5700] <... write resumed>) = 18 [pid 5704] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5703] <... openat resumed>) = 3 [pid 5701] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5703] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5702] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5701] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5700] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5704] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5702] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5701] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5700] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5704] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5702] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5701] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5700] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5704] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5702] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5701] <... openat resumed>) = 3 [pid 5704] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5702] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5702] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5701] exit_group(0) = ? [pid 5704] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5702] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5700] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5702] exit_group(0 [pid 5700] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5704] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5702] <... exit_group resumed>) = ? [pid 5704] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5704] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5702] +++ exited with 0 +++ [pid 5701] +++ exited with 0 +++ [pid 5700] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5704] <... openat resumed>) = 3 [pid 5700] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5704] exit_group(0 [pid 5700] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5702, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5704] <... exit_group resumed>) = ? [pid 5700] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5700] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5700] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5704] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 5705 attached [pid 5700] +++ exited with 0 +++ [pid 5705] set_robust_list(0x55556003c6e0, 24 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5706 attached [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5706 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5705 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5706] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5706] <... set_robust_list resumed>) = 0 [pid 5706] rt_sigprocmask(SIG_SETMASK, [] [pid 5705] <... set_robust_list resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5705] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5705] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5703] <... write resumed>) = 31 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5705] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5707 attached [pid 5706] <... prctl resumed>) = 0 [pid 5705] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5707] set_robust_list(0x55556003c6e0, 24 [pid 5703] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5705] <... setpgid resumed>) = 0 [pid 5707] <... set_robust_list resumed>) = 0 [pid 5706] setpgid(0, 0 [pid 5703] <... openat resumed>) = 4 [pid 5705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5707] rt_sigprocmask(SIG_SETMASK, [] [pid 5706] <... setpgid resumed>) = 0 [pid 5705] <... openat resumed>) = 3 [pid 5703] exit_group(0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5707 [pid 5707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5705] write(3, "1000", 4 [pid 5703] <... exit_group resumed>) = ? [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5708 attached [pid 5707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5706] <... openat resumed>) = 3 [pid 5705] <... write resumed>) = 4 [pid 5708] set_robust_list(0x55556003c6e0, 24 [pid 5707] <... prctl resumed>) = 0 [pid 5706] write(3, "1000", 4 [pid 5705] close(3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5708] <... set_robust_list resumed>) = 0 [pid 5707] setpgid(0, 0 [pid 5706] <... write resumed>) = 4 [pid 5705] <... close resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5708 [pid 5708] rt_sigprocmask(SIG_SETMASK, [] [pid 5707] <... setpgid resumed>) = 0 [pid 5706] close(3 [pid 5705] write(1, "executing program\n", 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5708] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5705] <... write resumed>) = 18 [pid 5708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5706] <... close resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5706] write(1, "executing program\n", 18 [pid 5708] <... prctl resumed>) = 0 [pid 5707] <... openat resumed>) = 3 [pid 5706] <... write resumed>) = 18 [pid 5705] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5708] setpgid(0, 0 [pid 5707] write(3, "1000", 4 [pid 5706] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5705] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5708] <... setpgid resumed>) = 0 [pid 5707] <... write resumed>) = 4 [pid 5708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5707] close(3 [pid 5706] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5705] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5708] <... openat resumed>) = 3 [pid 5707] <... close resumed>) = 0 [pid 5706] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5705] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5703] +++ exited with 0 +++ [ 97.054734][ T5703] gadgetfs: bound to dummy_udc driver [pid 5708] write(3, "1000", 4 [pid 5707] write(1, "executing program\n", 18 [pid 5706] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5705] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5708] <... write resumed>) = 4 [pid 5707] <... write resumed>) = 18 [pid 5706] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5705] <... openat resumed>) = 3 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5703, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5708] close(3 [pid 5707] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5706] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5705] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5708] <... close resumed>) = 0 [pid 5706] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5708] write(1, "executing program\n", 18 [pid 5707] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5706] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5707] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5708] <... write resumed>) = 18 [pid 5707] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5706] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5705] <... write resumed>) = 31 ci2-upstream-fs/strace-static-x86_64: Process 5709 attached [pid 5708] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5707] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5706] <... openat resumed>) = 3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5709 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5709] set_robust_list(0x55556003c6e0, 24 [pid 5708] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5707] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5709] <... set_robust_list resumed>) = 0 [pid 5708] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5707] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5706] exit_group(0 [pid 5705] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5709] rt_sigprocmask(SIG_SETMASK, [] [pid 5708] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5707] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5707] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5705] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5709] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5708] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5707] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5706] <... exit_group resumed>) = ? [pid 5705] exit_group(0 [pid 5709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5708] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5707] exit_group(0 [pid 5706] +++ exited with 0 +++ [pid 5705] <... exit_group resumed>) = ? [pid 5709] <... prctl resumed>) = 0 [pid 5708] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5707] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5709] setpgid(0, 0) = 0 [pid 5709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5709] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5709] write(3, "1000", 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5709] <... write resumed>) = 4 [pid 5708] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5708] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5709] close(3 [pid 5708] <... openat resumed>) = 3 [pid 5707] +++ exited with 0 +++ [pid 5709] <... close resumed>) = 0 [pid 5709] write(1, "executing program\n", 18 executing program [pid 5708] exit_group(0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 5710 attached [pid 5709] <... write resumed>) = 18 [pid 5708] <... exit_group resumed>) = ? [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5710] set_robust_list(0x55556003c6e0, 24 [pid 5709] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5710 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5710] <... set_robust_list resumed>) = 0 [pid 5709] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5710] rt_sigprocmask(SIG_SETMASK, [] [pid 5709] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5710] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5709] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5708] +++ exited with 0 +++ [pid 5710] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5710] <... prctl resumed>) = 0 [pid 5709] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5705] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5710] setpgid(0, 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5705, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5710] <... setpgid resumed>) = 0 [pid 5709] <... openat resumed>) = 3 [pid 5610] <... restart_syscall resumed>) = 0 [ 97.129735][ T5705] gadgetfs: bound to dummy_udc driver [pid 5710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5709] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5710] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 5711 attached [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5711 [pid 5710] write(3, "1000", 4 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5711] set_robust_list(0x55556003c6e0, 24 [pid 5710] <... write resumed>) = 4 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5711] <... set_robust_list resumed>) = 0 [pid 5710] close(3 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5711] rt_sigprocmask(SIG_SETMASK, [] [pid 5710] <... close resumed>) = 0 [pid 5711] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5711] setpgid(0, 0) = 0 [pid 5710] write(1, "executing program\n", 18) = 18 executing program ci2-upstream-fs/strace-static-x86_64: Process 5713 attached ci2-upstream-fs/strace-static-x86_64: Process 5712 attached [pid 5711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5710] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5713] set_robust_list(0x55556003c6e0, 24 [pid 5710] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5712 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5713 [pid 5710] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5713] <... set_robust_list resumed>) = 0 [pid 5712] set_robust_list(0x55556003c6e0, 24 [pid 5711] <... openat resumed>) = 3 [pid 5710] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5713] rt_sigprocmask(SIG_SETMASK, [] [pid 5712] <... set_robust_list resumed>) = 0 [pid 5710] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5711] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5713] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5712] rt_sigprocmask(SIG_SETMASK, [] [pid 5711] <... write resumed>) = 4 [pid 5710] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5712] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5711] close(3 [pid 5713] <... prctl resumed>) = 0 [pid 5712] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5710] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5713] setpgid(0, 0 [pid 5711] <... close resumed>) = 0 [pid 5712] <... prctl resumed>) = 0 [pid 5711] write(1, "executing program\n", 18 [pid 5709] <... write resumed>) = 31 [pid 5712] setpgid(0, 0 [pid 5711] <... write resumed>) = 18 [pid 5712] <... setpgid resumed>) = 0 [pid 5711] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5711] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5713] <... setpgid resumed>) = 0 [pid 5712] <... openat resumed>) = 3 [pid 5711] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5710] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5711] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5712] write(3, "1000", 4 [pid 5709] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5712] <... write resumed>) = 4 [pid 5711] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5710] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5709] <... openat resumed>) = 4 [pid 5712] close(3) = 0 [pid 5711] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5710] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5709] exit_group(0 [pid 5712] write(1, "executing program\n", 18 [pid 5711] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5712] <... write resumed>) = 18 executing program [pid 5711] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5709] <... exit_group resumed>) = ? [pid 5713] <... openat resumed>) = 3 [pid 5711] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5710] exit_group(0 [pid 5712] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5713] write(3, "1000", 4 [pid 5711] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5710] <... exit_group resumed>) = ? [pid 5712] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5713] <... write resumed>) = 4 [pid 5711] exit_group(0 [pid 5713] close(3 [pid 5711] <... exit_group resumed>) = ? [pid 5713] <... close resumed>) = 0 [pid 5713] write(1, "executing program\n", 18 executing program [pid 5712] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5713] <... write resumed>) = 18 [pid 5711] +++ exited with 0 +++ [pid 5710] +++ exited with 0 +++ [pid 5712] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5709] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5712] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5709, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5713] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5712] <... openat resumed>) = 3 [pid 5713] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5713] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5712] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5713] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5713] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5713] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5714 attached [ 97.221950][ T5709] gadgetfs: bound to dummy_udc driver [pid 5714] set_robust_list(0x55556003c6e0, 24 [pid 5713] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5712] <... write resumed>) = 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5714 [pid 5713] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5714] <... set_robust_list resumed>) = 0 [pid 5713] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5714] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5713] <... openat resumed>) = 3 [pid 5714] <... prctl resumed>) = 0 [pid 5714] setpgid(0, 0) = 0 [pid 5714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5713] exit_group(0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5714] write(3, "1000", 4 [pid 5713] <... exit_group resumed>) = ? [pid 5712] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5714] <... write resumed>) = 4 [pid 5712] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5714] close(3 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5714] <... close resumed>) = 0 [pid 5713] +++ exited with 0 +++ [pid 5712] exit_group(0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5714] write(1, "executing program\n", 18 [pid 5712] <... exit_group resumed>) = ? [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program ci2-upstream-fs/strace-static-x86_64: Process 5715 attached [pid 5714] <... write resumed>) = 18 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5715 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5715] set_robust_list(0x55556003c6e0, 24 [pid 5714] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5716 attached [pid 5715] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5716] set_robust_list(0x55556003c6e0, 24 [pid 5715] rt_sigprocmask(SIG_SETMASK, [] [pid 5714] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5716] <... set_robust_list resumed>) = 0 [pid 5715] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5714] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5716 [pid 5716] rt_sigprocmask(SIG_SETMASK, [] [pid 5715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5714] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5715] <... prctl resumed>) = 0 [pid 5715] setpgid(0, 0) = 0 [pid 5716] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5714] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5715] <... openat resumed>) = 3 [pid 5714] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5714] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5716] <... prctl resumed>) = 0 [pid 5715] write(3, "1000", 4 [pid 5714] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5715] <... write resumed>) = 4 [pid 5716] setpgid(0, 0 [pid 5714] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5716] <... setpgid resumed>) = 0 [pid 5715] close(3 [pid 5716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5714] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5715] <... close resumed>) = 0 [pid 5715] write(1, "executing program\n", 18 [pid 5716] <... openat resumed>) = 3 executing program [pid 5715] <... write resumed>) = 18 [pid 5714] exit_group(0 [pid 5716] write(3, "1000", 4 [pid 5715] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5714] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5717 attached [ 97.270397][ T5712] gadgetfs: bound to dummy_udc driver [pid 5716] <... write resumed>) = 4 [pid 5715] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5714] +++ exited with 0 +++ [pid 5716] close(3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5717 [pid 5717] set_robust_list(0x55556003c6e0, 24 [pid 5715] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5717] <... set_robust_list resumed>) = 0 [pid 5716] <... close resumed>) = 0 [pid 5715] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5712] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5717] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5716] write(1, "executing program\n", 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5712, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5716] <... write resumed>) = 18 [pid 5715] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5716] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5717] <... prctl resumed>) = 0 [pid 5716] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5717] setpgid(0, 0 [pid 5716] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5715] <... openat resumed>) = 3 [pid 5717] <... setpgid resumed>) = 0 [pid 5716] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5715] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5716] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5716] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5716] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5717] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5716] exit_group(0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5717] write(3, "1000", 4 [pid 5716] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5718 attached [pid 5717] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5719 attached [pid 5718] set_robust_list(0x55556003c6e0, 24 [pid 5717] close(3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5718 [pid 5719] set_robust_list(0x55556003c6e0, 24 [pid 5718] <... set_robust_list resumed>) = 0 [pid 5717] <... close resumed>) = 0 [pid 5716] +++ exited with 0 +++ [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5719 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5719] <... set_robust_list resumed>) = 0 [pid 5718] rt_sigprocmask(SIG_SETMASK, [] [pid 5717] write(1, "executing program\n", 18 executing program [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5719] rt_sigprocmask(SIG_SETMASK, [] [pid 5718] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5717] <... write resumed>) = 18 [pid 5719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5717] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5715] <... write resumed>) = 31 [pid 5719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5718] <... prctl resumed>) = 0 [pid 5717] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5715] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5719] <... prctl resumed>) = 0 [pid 5718] setpgid(0, 0 [pid 5717] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5715] <... openat resumed>) = 4 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5719] setpgid(0, 0 [pid 5718] <... setpgid resumed>) = 0 [pid 5717] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5715] exit_group(0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5720 attached [pid 5719] <... setpgid resumed>) = 0 [pid 5718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5717] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5715] <... exit_group resumed>) = ? [pid 5719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5718] <... openat resumed>) = 3 [pid 5717] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5720] set_robust_list(0x55556003c6e0, 24 [pid 5718] write(3, "1000", 4 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5720 [pid 5720] <... set_robust_list resumed>) = 0 [pid 5719] <... openat resumed>) = 3 [pid 5718] <... write resumed>) = 4 [pid 5717] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5720] rt_sigprocmask(SIG_SETMASK, [] [pid 5718] close(3 [pid 5717] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5720] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5719] write(3, "1000", 4 [pid 5718] <... close resumed>) = 0 [pid 5717] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5719] <... write resumed>) = 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5717] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5720] <... prctl resumed>) = 0 [pid 5719] close(3 [pid 5718] write(1, "executing program\n", 18 executing program [pid 5717] exit_group(0 [pid 5720] setpgid(0, 0 [pid 5719] <... close resumed>) = 0 [pid 5718] <... write resumed>) = 18 [pid 5717] <... exit_group resumed>) = ? [pid 5720] <... setpgid resumed>) = 0 [pid 5719] write(1, "executing program\n", 18 [pid 5720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5718] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5718] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) executing program [pid 5719] <... write resumed>) = 18 [pid 5718] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5720] <... openat resumed>) = 3 [pid 5720] write(3, "1000", 4 [pid 5719] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5718] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5720] <... write resumed>) = 4 [pid 5719] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5717] +++ exited with 0 +++ [pid 5720] close(3 [pid 5719] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5718] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5720] <... close resumed>) = 0 [pid 5719] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5718] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5720] write(1, "executing program\n", 18 [pid 5719] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 5718] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5720] <... write resumed>) = 18 [pid 5719] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5718] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] <... restart_syscall resumed>) = 0 [pid 5720] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5719] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5718] exit_group(0 [pid 5715] +++ exited with 0 +++ [pid 5720] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5719] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5719] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5720] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5719] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5718] <... exit_group resumed>) = ? [ 97.372897][ T5715] gadgetfs: bound to dummy_udc driver [pid 5720] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = 3 [pid 5719] exit_group(0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5720] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5719] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5718] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 5721 attached [pid 5720] <... write resumed>) = 31 [pid 5719] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5721] set_robust_list(0x55556003c6e0, 24 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5721 [pid 5721] <... set_robust_list resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5721] <... prctl resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5721] setpgid(0, 0 [pid 5720] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5721] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5721] <... openat resumed>) = 3 [pid 5720] <... openat resumed>) = 4 [pid 5721] write(3, "1000", 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5722 ci2-upstream-fs/strace-static-x86_64: Process 5722 attached [pid 5721] <... write resumed>) = 4 [pid 5722] set_robust_list(0x55556003c6e0, 24 [pid 5721] close(3 [pid 5610] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5724 attached ci2-upstream-fs/strace-static-x86_64: Process 5723 attached [pid 5722] <... set_robust_list resumed>) = 0 [pid 5721] <... close resumed>) = 0 [pid 5720] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5723] set_robust_list(0x55556003c6e0, 24 [pid 5722] rt_sigprocmask(SIG_SETMASK, [] [pid 5724] set_robust_list(0x55556003c6e0, 24 [pid 5721] write(1, "executing program\n", 18 [pid 5720] <... exit_group resumed>) = ? [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5723 [pid 5724] <... set_robust_list resumed>) = 0 [pid 5723] <... set_robust_list resumed>) = 0 [pid 5721] <... write resumed>) = 18 executing program [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5724 [pid 5724] rt_sigprocmask(SIG_SETMASK, [] [pid 5723] rt_sigprocmask(SIG_SETMASK, [] [pid 5722] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5721] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5724] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5722] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5722] <... prctl resumed>) = 0 [pid 5721] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5724] <... prctl resumed>) = 0 [pid 5723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5722] setpgid(0, 0 [pid 5721] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5723] <... prctl resumed>) = 0 [pid 5721] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5723] setpgid(0, 0 [pid 5721] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5723] <... setpgid resumed>) = 0 [pid 5721] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5721] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5724] setpgid(0, 0 [pid 5723] <... openat resumed>) = 3 [pid 5722] <... setpgid resumed>) = 0 [pid 5721] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5724] <... setpgid resumed>) = 0 [pid 5723] write(3, "1000", 4 [pid 5721] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5723] <... write resumed>) = 4 [pid 5721] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5723] close(3) = 0 [pid 5721] exit_group(0 [pid 5723] write(1, "executing program\n", 18) = 18 [pid 5721] <... exit_group resumed>) = ? executing program [pid 5724] <... openat resumed>) = 3 [pid 5723] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5724] write(3, "1000", 4 [pid 5722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5723] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5722] <... openat resumed>) = 3 [pid 5724] <... write resumed>) = 4 [pid 5723] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5724] close(3 [pid 5723] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5722] write(3, "1000", 4 [pid 5721] +++ exited with 0 +++ [pid 5724] <... close resumed>) = 0 [pid 5723] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5722] <... write resumed>) = 4 [pid 5724] write(1, "executing program\n", 18 [pid 5723] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5723] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5724] <... write resumed>) = 18 [pid 5723] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5722] close(3 [pid 5723] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5724] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5722] <... close resumed>) = 0 [pid 5724] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 97.446775][ T5720] gadgetfs: bound to dummy_udc driver [pid 5722] write(1, "executing program\n", 18 [pid 5723] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5720] +++ exited with 0 +++ [pid 5722] <... write resumed>) = 18 executing program [pid 5605] <... restart_syscall resumed>) = 0 [pid 5724] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5723] exit_group(0 [pid 5722] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5720, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5724] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5723] <... exit_group resumed>) = ? [pid 5722] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5724] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5723] +++ exited with 0 +++ [pid 5722] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5724] <... openat resumed>) = 3 [pid 5722] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5724] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5722] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5722] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5722] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5722] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5722] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5722] exit_group(0) = ? ci2-upstream-fs/strace-static-x86_64: Process 5725 attached [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5726 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5725 ci2-upstream-fs/strace-static-x86_64: Process 5726 attached ci2-upstream-fs/strace-static-x86_64: Process 5727 attached [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5726] set_robust_list(0x55556003c6e0, 24 [pid 5725] set_robust_list(0x55556003c6e0, 24 [pid 5722] +++ exited with 0 +++ [pid 5727] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5727 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5726] <... set_robust_list resumed>) = 0 [pid 5725] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5727] <... set_robust_list resumed>) = 0 [pid 5726] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5727] rt_sigprocmask(SIG_SETMASK, [] [pid 5725] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5722, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5726] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... restart_syscall resumed>) = 0 [pid 5727] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5726] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5725] <... prctl resumed>) = 0 [pid 5727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5726] <... prctl resumed>) = 0 [pid 5727] <... prctl resumed>) = 0 [pid 5726] setpgid(0, 0 [pid 5727] setpgid(0, 0 [pid 5726] <... setpgid resumed>) = 0 [pid 5727] <... setpgid resumed>) = 0 [pid 5726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5726] <... openat resumed>) = 3 [pid 5725] setpgid(0, 0 [pid 5724] <... write resumed>) = 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5725] <... setpgid resumed>) = 0 [pid 5727] write(3, "1000", 4 [pid 5726] write(3, "1000", 4 [pid 5725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5727] <... write resumed>) = 4 [pid 5726] <... write resumed>) = 4 [pid 5725] <... openat resumed>) = 3 [pid 5724] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5727] close(3 [pid 5726] close(3 [pid 5725] write(3, "1000", 4 [pid 5724] <... openat resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5728 attached [pid 5727] <... close resumed>) = 0 [pid 5726] <... close resumed>) = 0 [pid 5725] <... write resumed>) = 4 [pid 5724] exit_group(0 [pid 5727] write(1, "executing program\n", 18 [pid 5726] write(1, "executing program\n", 18 executing program executing program [pid 5725] close(3 [pid 5724] <... exit_group resumed>) = ? [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5728 [pid 5728] set_robust_list(0x55556003c6e0, 24 [pid 5727] <... write resumed>) = 18 [pid 5726] <... write resumed>) = 18 [pid 5725] <... close resumed>) = 0 [pid 5728] <... set_robust_list resumed>) = 0 [pid 5726] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5725] write(1, "executing program\n", 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5728] rt_sigprocmask(SIG_SETMASK, [] [pid 5727] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5726] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5728] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5727] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5726] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5727] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5725] <... write resumed>) = 18 [pid 5724] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5727] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5726] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5725] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5724, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5728] setpgid(0, 0 [pid 5727] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5726] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5725] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5728] <... setpgid resumed>) = 0 [pid 5727] <... openat resumed>) = 3 [pid 5726] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5725] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5727] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5726] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5725] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5726] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5725] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5728] <... openat resumed>) = 3 [pid 5725] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5725] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5725] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5728] write(3, "1000", 4 [pid 5726] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5728] <... write resumed>) = 4 [pid 5725] <... openat resumed>) = 3 [ 97.554842][ T5724] gadgetfs: bound to dummy_udc driver [pid 5728] close(3 [pid 5726] <... openat resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 5729 attached [pid 5725] exit_group(0 [pid 5729] set_robust_list(0x55556003c6e0, 24 [pid 5726] exit_group(0 [pid 5725] <... exit_group resumed>) = ? [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5729 [pid 5728] <... close resumed>) = 0 [pid 5729] <... set_robust_list resumed>) = 0 [pid 5728] write(1, "executing program\n", 18 [pid 5726] <... exit_group resumed>) = ? [pid 5728] <... write resumed>) = 18 [pid 5729] rt_sigprocmask(SIG_SETMASK, [] [pid 5728] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5729] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5725] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5729] <... prctl resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5729] setpgid(0, 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5729] <... setpgid resumed>) = 0 executing program [pid 5729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5728] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5729] write(3, "1000", 4) = 4 [pid 5729] close(3 [pid 5726] +++ exited with 0 +++ [pid 5728] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5729] <... close resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5729] write(1, "executing program\n", 18 executing program [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5729] <... write resumed>) = 18 [pid 5729] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5728] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5729] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5728] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] <... restart_syscall resumed>) = 0 [pid 5729] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5728] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... restart_syscall resumed>) = 0 [pid 5729] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5728] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5729] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5729] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5729] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 5730 attached [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5729] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5728] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5729] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5728] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 5731 attached [pid 5730] set_robust_list(0x55556003c6e0, 24 [pid 5729] <... openat resumed>) = 3 [pid 5727] <... write resumed>) = 31 [pid 5731] set_robust_list(0x55556003c6e0, 24 [pid 5730] <... set_robust_list resumed>) = 0 [pid 5728] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5727] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5730 [pid 5731] <... set_robust_list resumed>) = 0 [pid 5730] rt_sigprocmask(SIG_SETMASK, [] [pid 5729] exit_group(0 [pid 5728] exit_group(0 [pid 5727] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5731 [pid 5731] rt_sigprocmask(SIG_SETMASK, [] [pid 5730] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5729] <... exit_group resumed>) = ? [pid 5728] <... exit_group resumed>) = ? [pid 5727] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5731] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5727] <... exit_group resumed>) = ? [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5730] <... prctl resumed>) = 0 [pid 5729] +++ exited with 0 +++ [pid 5731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5730] setpgid(0, 0 [pid 5728] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5729, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5731] setpgid(0, 0 [pid 5730] <... setpgid resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5731] <... setpgid resumed>) = 0 [pid 5730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5731] <... openat resumed>) = 3 [pid 5727] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5731] write(3, "1000", 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5727, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5731] <... write resumed>) = 4 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5731] close(3) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5731] write(1, "executing program\n", 18 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5731] <... write resumed>) = 18 executing program ci2-upstream-fs/strace-static-x86_64: Process 5732 attached [pid 5731] mkdirat(AT_FDCWD, "./gadget", 0777 [ 97.633631][ T5727] gadgetfs: bound to dummy_udc driver [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5733 attached [pid 5732] set_robust_list(0x55556003c6e0, 24 [pid 5731] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5732 [pid 5733] set_robust_list(0x55556003c6e0, 24 [pid 5732] <... set_robust_list resumed>) = 0 [pid 5731] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5730] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5733] <... set_robust_list resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5730] write(3, "1000", 4) = 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5733 [pid 5730] close(3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5730] <... close resumed>) = 0 [pid 5732] rt_sigprocmask(SIG_SETMASK, [] [pid 5730] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5730] <... write resumed>) = 18 executing program [pid 5730] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5733] rt_sigprocmask(SIG_SETMASK, [] [pid 5732] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5731] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5733] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5732] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5731] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5730] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5732] <... prctl resumed>) = 0 [pid 5731] <... openat resumed>) = 3 [pid 5730] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5730] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5733] <... prctl resumed>) = 0 [pid 5732] setpgid(0, 0 [pid 5731] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5730] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5733] setpgid(0, 0 [pid 5732] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5734 attached [pid 5730] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5730] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5734] set_robust_list(0x55556003c6e0, 24 [pid 5733] <... setpgid resumed>) = 0 [pid 5730] <... openat resumed>) = 3 [pid 5732] <... openat resumed>) = 3 [pid 5734] <... set_robust_list resumed>) = 0 [pid 5734] rt_sigprocmask(SIG_SETMASK, [] [pid 5730] exit_group(0 [pid 5734] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5732] write(3, "1000", 4 [pid 5730] <... exit_group resumed>) = ? [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5734 [pid 5734] <... prctl resumed>) = 0 [pid 5733] <... openat resumed>) = 3 [pid 5732] <... write resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5732] close(3 [pid 5734] setpgid(0, 0) = 0 [pid 5732] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5732] write(1, "executing program\n", 18 [pid 5734] <... openat resumed>) = 3 [pid 5733] write(3, "1000", 4 [pid 5732] <... write resumed>) = 18 [pid 5733] <... write resumed>) = 4 executing program [pid 5733] close(3 [pid 5732] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5733] <... close resumed>) = 0 [pid 5732] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5734] write(3, "1000", 4 [pid 5733] write(1, "executing program\n", 18 [pid 5730] +++ exited with 0 +++ executing program [pid 5734] <... write resumed>) = 4 [pid 5733] <... write resumed>) = 18 [pid 5732] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5734] close(3 [pid 5733] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5734] <... close resumed>) = 0 [pid 5733] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5732] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5731] <... write resumed>) = 31 [pid 5734] write(1, "executing program\n", 18 executing program [pid 5733] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5732] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5731] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5730, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5734] <... write resumed>) = 18 [pid 5734] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5734] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5732] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5734] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5733] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5732] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5731] <... openat resumed>) = 4 [pid 5734] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5733] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5732] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5731] exit_group(0 [pid 5732] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5731] <... exit_group resumed>) = ? [pid 5734] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5733] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5732] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5734] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5734] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5733] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5732] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 5735 attached [pid 5734] <... openat resumed>) = 3 [pid 5733] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5732] <... exit_group resumed>) = ? [pid 5735] set_robust_list(0x55556003c6e0, 24 [pid 5734] exit_group(0 [pid 5733] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5735] <... set_robust_list resumed>) = 0 [pid 5734] <... exit_group resumed>) = ? [pid 5733] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5735 [pid 5735] rt_sigprocmask(SIG_SETMASK, [] [pid 5733] exit_group(0 [pid 5735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5733] <... exit_group resumed>) = ? [pid 5732] +++ exited with 0 +++ [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5731] +++ exited with 0 +++ [pid 5735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5734] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5735] <... prctl resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5735] setpgid(0, 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5733] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5731, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5735] <... setpgid resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5735] <... openat resumed>) = 3 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [ 97.731852][ T5731] gadgetfs: bound to dummy_udc driver [pid 5604] <... restart_syscall resumed>) = 0 [pid 5735] write(3, "1000", 4 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5735] <... write resumed>) = 4 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5735] close(3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5735] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5735] write(1, "executing program\n", 18 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5735] <... write resumed>) = 18 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5736 attached [pid 5735] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5739 attached ci2-upstream-fs/strace-static-x86_64: Process 5738 attached ci2-upstream-fs/strace-static-x86_64: Process 5737 attached [pid 5736] set_robust_list(0x55556003c6e0, 24 [pid 5735] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5736 [pid 5739] set_robust_list(0x55556003c6e0, 24 [pid 5737] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5738 [pid 5736] <... set_robust_list resumed>) = 0 [pid 5739] <... set_robust_list resumed>) = 0 [pid 5737] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5738] set_robust_list(0x55556003c6e0, 24 [pid 5735] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5739] rt_sigprocmask(SIG_SETMASK, [] [pid 5738] <... set_robust_list resumed>) = 0 [pid 5737] rt_sigprocmask(SIG_SETMASK, [] [pid 5736] rt_sigprocmask(SIG_SETMASK, [] [pid 5735] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5739 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5737 [pid 5739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5738] rt_sigprocmask(SIG_SETMASK, [] [pid 5737] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5736] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5735] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5739] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5738] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5739] <... prctl resumed>) = 0 [pid 5738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5737] <... prctl resumed>) = 0 [pid 5736] <... prctl resumed>) = 0 [pid 5735] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5739] setpgid(0, 0 [pid 5737] setpgid(0, 0 [pid 5736] setpgid(0, 0 [pid 5739] <... setpgid resumed>) = 0 [pid 5738] <... prctl resumed>) = 0 [pid 5737] <... setpgid resumed>) = 0 [pid 5736] <... setpgid resumed>) = 0 [pid 5735] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5738] setpgid(0, 0 [pid 5737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5738] <... setpgid resumed>) = 0 [pid 5739] <... openat resumed>) = 3 [pid 5738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5737] <... openat resumed>) = 3 [pid 5736] <... openat resumed>) = 3 [pid 5739] write(3, "1000", 4) = 4 [pid 5738] <... openat resumed>) = 3 [pid 5736] write(3, "1000", 4 [pid 5739] close(3 [pid 5736] <... write resumed>) = 4 [pid 5739] <... close resumed>) = 0 [pid 5737] write(3, "1000", 4 [pid 5738] write(3, "1000", 4 [pid 5736] close(3 [pid 5739] write(1, "executing program\n", 18 [pid 5737] <... write resumed>) = 4 executing program [pid 5736] <... close resumed>) = 0 [pid 5739] <... write resumed>) = 18 [pid 5738] <... write resumed>) = 4 [pid 5738] close(3 [pid 5737] close(3 executing program [pid 5736] write(1, "executing program\n", 18 [pid 5739] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5738] <... close resumed>) = 0 [pid 5737] <... close resumed>) = 0 [pid 5736] <... write resumed>) = 18 [pid 5739] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5738] write(1, "executing program\n", 18 [pid 5736] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5739] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5737] write(1, "executing program\n", 18 [pid 5735] <... write resumed>) = 31 executing program executing program [pid 5738] <... write resumed>) = 18 [pid 5737] <... write resumed>) = 18 [pid 5736] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5735] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5739] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5738] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5737] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5736] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5739] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5738] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5738] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5737] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5739] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5736] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5735] <... openat resumed>) = 4 [pid 5739] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5738] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5737] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5736] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5739] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5738] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5737] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5735] exit_group(0 [pid 5739] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5738] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5737] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5736] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5739] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5738] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5737] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5735] <... exit_group resumed>) = ? [pid 5739] exit_group(0 [pid 5738] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5736] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5739] <... exit_group resumed>) = ? [pid 5738] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5737] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5736] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5738] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5737] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5736] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5739] +++ exited with 0 +++ [pid 5738] exit_group(0 [pid 5737] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5736] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5738] <... exit_group resumed>) = ? [pid 5737] <... openat resumed>) = 3 [pid 5736] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5739, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5738] +++ exited with 0 +++ [pid 5737] exit_group(0 [pid 5736] <... exit_group resumed>) = ? [pid 5737] <... exit_group resumed>) = ? [pid 5736] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5737] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5740 attached ci2-upstream-fs/strace-static-x86_64: Process 5741 attached [pid 5740] set_robust_list(0x55556003c6e0, 24 [pid 5741] set_robust_list(0x55556003c6e0, 24 [pid 5740] <... set_robust_list resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5740 [pid 5741] <... set_robust_list resumed>) = 0 [pid 5740] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5741] rt_sigprocmask(SIG_SETMASK, [] [pid 5740] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5741] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5741 [pid 5741] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5740] <... prctl resumed>) = 0 [pid 5735] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5742 attached [pid 5741] <... prctl resumed>) = 0 [pid 5740] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5741] setpgid(0, 0 [pid 5740] <... setpgid resumed>) = 0 [ 97.837251][ T5735] gadgetfs: bound to dummy_udc driver [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5742] set_robust_list(0x55556003c6e0, 24 [pid 5741] <... setpgid resumed>) = 0 [pid 5740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5742 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5735, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5742] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5742] rt_sigprocmask(SIG_SETMASK, [] [pid 5740] <... openat resumed>) = 3 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5743 [pid 5742] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5740] write(3, "1000", 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5740] <... write resumed>) = 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5742] <... prctl resumed>) = 0 [pid 5740] close(3 [pid 5742] setpgid(0, 0 [pid 5740] <... close resumed>) = 0 [pid 5742] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5743 attached [pid 5743] set_robust_list(0x55556003c6e0, 24 [pid 5741] <... openat resumed>) = 3 [pid 5743] <... set_robust_list resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5744 attached [pid 5743] rt_sigprocmask(SIG_SETMASK, [] [pid 5742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5741] write(3, "1000", 4 [pid 5740] write(1, "executing program\n", 18 [pid 5744] set_robust_list(0x55556003c6e0, 24 [pid 5743] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5740] <... write resumed>) = 18 [pid 5744] <... set_robust_list resumed>) = 0 [pid 5743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5742] <... openat resumed>) = 3 [pid 5741] <... write resumed>) = 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5744 [pid 5744] rt_sigprocmask(SIG_SETMASK, [] [pid 5743] <... prctl resumed>) = 0 [pid 5742] write(3, "1000", 4 [pid 5741] close(3 [pid 5740] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5744] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5743] setpgid(0, 0 [pid 5742] <... write resumed>) = 4 [pid 5741] <... close resumed>) = 0 [pid 5740] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5743] <... setpgid resumed>) = 0 [pid 5741] write(1, "executing program\n", 18 [pid 5744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5740] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5742] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5741] <... write resumed>) = 18 [pid 5742] <... close resumed>) = 0 [pid 5744] <... prctl resumed>) = 0 [pid 5741] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5740] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5741] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5744] setpgid(0, 0 [pid 5743] <... openat resumed>) = 3 [pid 5742] write(1, "executing program\n", 18 [pid 5741] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5744] <... setpgid resumed>) = 0 [pid 5742] <... write resumed>) = 18 [pid 5741] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5740] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5742] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5740] <... openat resumed>) = 3 [pid 5743] write(3, "1000", 4 [pid 5741] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5740] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5743] <... write resumed>) = 4 [pid 5744] <... openat resumed>) = 3 [pid 5743] close(3 [pid 5742] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5741] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5743] <... close resumed>) = 0 [pid 5741] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5744] write(3, "1000", 4 [pid 5743] write(1, "executing program\n", 18 [pid 5742] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 5741] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5744] <... write resumed>) = 4 [pid 5743] <... write resumed>) = 18 [pid 5742] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5741] <... openat resumed>) = 3 [pid 5740] <... write resumed>) = 31 [pid 5744] close(3 [pid 5743] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5744] <... close resumed>) = 0 [pid 5743] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5742] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5744] write(1, "executing program\n", 18 [pid 5743] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5742] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5741] exit_group(0 [pid 5740] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5744] <... write resumed>) = 18 [pid 5743] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5741] <... exit_group resumed>) = ? [pid 5740] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5744] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5742] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5744] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5743] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5742] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5741] +++ exited with 0 +++ [pid 5740] exit_group(0 [pid 5744] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5743] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5742] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5740] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5741, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5744] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5743] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5742] <... openat resumed>) = 3 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5744] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5743] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5742] exit_group(0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5744] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5743] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5742] <... exit_group resumed>) = ? [pid 5744] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5743] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5740] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5744] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5743] exit_group(0 [pid 5744] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5744] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5743] <... exit_group resumed>) = ? [pid 5744] exit_group(0 [pid 5743] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5742] +++ exited with 0 +++ [pid 5744] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5742, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5744] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5745 attached [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5745 [pid 5745] set_robust_list(0x55556003c6e0, 24 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5745] <... set_robust_list resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5746 attached [pid 5745] rt_sigprocmask(SIG_SETMASK, [] [pid 5746] set_robust_list(0x55556003c6e0, 24 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5746] <... set_robust_list resumed>) = 0 [pid 5745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5746 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 97.952364][ T5740] gadgetfs: bound to dummy_udc driver [pid 5746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5748 attached ci2-upstream-fs/strace-static-x86_64: Process 5747 attached [pid 5745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5747] set_robust_list(0x55556003c6e0, 24 [pid 5746] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5747 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5748 [pid 5747] <... set_robust_list resumed>) = 0 [pid 5746] <... prctl resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5747] rt_sigprocmask(SIG_SETMASK, [] [pid 5746] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5748] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5746] <... setpgid resumed>) = 0 [pid 5745] <... prctl resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5748] <... set_robust_list resumed>) = 0 [pid 5747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 5749 attached [pid 5748] rt_sigprocmask(SIG_SETMASK, [] [pid 5747] <... prctl resumed>) = 0 [pid 5745] setpgid(0, 0 [pid 5748] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5745] <... setpgid resumed>) = 0 [pid 5749] set_robust_list(0x55556003c6e0, 24 [pid 5748] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5747] setpgid(0, 0 [pid 5746] <... openat resumed>) = 3 [pid 5745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5749 [pid 5747] <... setpgid resumed>) = 0 [pid 5749] <... set_robust_list resumed>) = 0 [pid 5748] <... prctl resumed>) = 0 [pid 5747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5745] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5749] rt_sigprocmask(SIG_SETMASK, [] [pid 5748] setpgid(0, 0 [pid 5747] <... openat resumed>) = 3 [pid 5746] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5747] write(3, "1000", 4 [pid 5746] <... write resumed>) = 4 [pid 5745] write(3, "1000", 4 [pid 5749] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5748] <... setpgid resumed>) = 0 [pid 5747] <... write resumed>) = 4 [pid 5746] close(3 [pid 5745] <... write resumed>) = 4 [pid 5747] close(3 [pid 5746] <... close resumed>) = 0 [pid 5745] close(3 [pid 5748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5747] <... close resumed>) = 0 [pid 5746] write(1, "executing program\n", 18 [pid 5745] <... close resumed>) = 0 [pid 5749] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 5747] write(1, "executing program\n", 18 [pid 5746] <... write resumed>) = 18 executing program [pid 5745] write(1, "executing program\n", 18 [pid 5749] <... prctl resumed>) = 0 [pid 5748] <... openat resumed>) = 3 [pid 5747] <... write resumed>) = 18 executing program [pid 5746] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5745] <... write resumed>) = 18 [pid 5749] setpgid(0, 0 [pid 5748] write(3, "1000", 4 [pid 5747] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5746] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5745] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5749] <... setpgid resumed>) = 0 [pid 5748] <... write resumed>) = 4 [pid 5747] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5746] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5745] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5745] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5748] close(3 [pid 5746] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5745] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5748] <... close resumed>) = 0 [pid 5747] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5745] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5749] <... openat resumed>) = 3 [pid 5748] write(1, "executing program\n", 18 [pid 5747] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5746] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5745] <... openat resumed>) = 3 [pid 5749] write(3, "1000", 4 [pid 5748] <... write resumed>) = 18 executing program [pid 5747] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5745] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5749] <... write resumed>) = 4 [pid 5748] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5747] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5746] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5749] close(3) = 0 [pid 5747] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5746] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5748] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5747] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5749] write(1, "executing program\n", 18 [pid 5748] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5746] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5749] <... write resumed>) = 18 executing program [pid 5746] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5747] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5749] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5747] <... openat resumed>) = 3 [pid 5746] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5749] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5748] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5745] <... write resumed>) = 31 [pid 5749] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5746] exit_group(0 [pid 5748] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5747] exit_group(0 [pid 5745] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5749] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5748] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5747] <... exit_group resumed>) = ? [pid 5746] <... exit_group resumed>) = ? [pid 5745] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5749] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5748] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5749] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5748] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5747] +++ exited with 0 +++ [pid 5745] exit_group(0 [pid 5748] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5747, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5749] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5748] <... openat resumed>) = 3 [pid 5745] <... exit_group resumed>) = ? [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5749] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5749] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5746] +++ exited with 0 +++ [pid 5748] exit_group(0 [pid 5749] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5745] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5746, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5749] exit_group(0 [pid 5748] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5750 attached [pid 5749] <... exit_group resumed>) = ? [pid 5748] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5750 [pid 5750] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5750] <... set_robust_list resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5750] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5750] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 98.056676][ T5745] gadgetfs: bound to dummy_udc driver [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5751 attached [pid 5750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5749] +++ exited with 0 +++ [pid 5751] set_robust_list(0x55556003c6e0, 24 [pid 5750] <... prctl resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5751 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5751] <... set_robust_list resumed>) = 0 [pid 5750] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5751] rt_sigprocmask(SIG_SETMASK, [] [pid 5750] <... setpgid resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5751] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5751] setpgid(0, 0) = 0 [pid 5751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5750] <... openat resumed>) = 3 [pid 5751] <... openat resumed>) = 3 [pid 5751] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5753 attached ci2-upstream-fs/strace-static-x86_64: Process 5752 attached ) = 4 [pid 5750] write(3, "1000", 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5752 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5750] <... write resumed>) = 4 [pid 5753] set_robust_list(0x55556003c6e0, 24 [pid 5752] set_robust_list(0x55556003c6e0, 24 [pid 5751] close(3 [pid 5750] close(3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5753 [pid 5753] <... set_robust_list resumed>) = 0 [pid 5752] <... set_robust_list resumed>) = 0 [pid 5751] <... close resumed>) = 0 [pid 5750] <... close resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5753] rt_sigprocmask(SIG_SETMASK, [] [pid 5752] rt_sigprocmask(SIG_SETMASK, [] [pid 5751] write(1, "executing program\n", 18 [pid 5750] write(1, "executing program\n", 18 [pid 5753] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program executing program [pid 5751] <... write resumed>) = 18 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5751] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5750] <... write resumed>) = 18 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5753] <... prctl resumed>) = 0 [pid 5751] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5753] setpgid(0, 0 [pid 5752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5750] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5753] <... setpgid resumed>) = 0 [pid 5752] <... prctl resumed>) = 0 [pid 5751] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5750] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5752] setpgid(0, 0 [pid 5750] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 5754 attached [pid 5753] <... openat resumed>) = 3 [pid 5750] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5754] set_robust_list(0x55556003c6e0, 24 [pid 5752] <... setpgid resumed>) = 0 [pid 5754] <... set_robust_list resumed>) = 0 [pid 5753] write(3, "1000", 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5754 [pid 5754] rt_sigprocmask(SIG_SETMASK, [] [pid 5752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5751] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5750] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5754] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5753] <... write resumed>) = 4 [pid 5754] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5753] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5754] <... prctl resumed>) = 0 [pid 5753] <... close resumed>) = 0 [pid 5754] setpgid(0, 0 [pid 5753] write(1, "executing program\n", 18 [pid 5751] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5750] <... openat resumed>) = 3 [pid 5754] <... setpgid resumed>) = 0 executing program [pid 5753] <... write resumed>) = 18 [pid 5754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5753] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5751] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5750] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5754] <... openat resumed>) = 3 [pid 5753] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5752] <... openat resumed>) = 3 [pid 5751] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5752] write(3, "1000", 4 [pid 5751] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5753] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5752] <... write resumed>) = 4 [pid 5751] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5754] write(3, "1000", 4 [pid 5753] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5752] close(3) = 0 [pid 5751] <... openat resumed>) = 3 [pid 5752] write(1, "executing program\n", 18) = 18 [pid 5751] exit_group(0 [pid 5754] <... write resumed>) = 4 executing program [pid 5752] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5754] close(3 [pid 5753] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5752] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5751] <... exit_group resumed>) = ? [pid 5754] <... close resumed>) = 0 [pid 5753] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5752] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5751] +++ exited with 0 +++ [pid 5754] write(1, "executing program\n", 18 executing program [pid 5753] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5754] <... write resumed>) = 18 [pid 5753] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5750] <... write resumed>) = 31 [pid 5754] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5753] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5752] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5750] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5751, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5754] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5753] <... openat resumed>) = 3 [pid 5752] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5750] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5753] exit_group(0 [pid 5754] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5753] <... exit_group resumed>) = ? [pid 5752] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5754] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5750] exit_group(0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5750] <... exit_group resumed>) = ? [pid 5754] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5752] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5754] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5752] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5754] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5752] exit_group(0 [pid 5754] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5754] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5753] +++ exited with 0 +++ [pid 5752] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5753, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5754] <... openat resumed>) = 3 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5754] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 5755 attached ) = ? [pid 5752] +++ exited with 0 +++ [pid 5755] set_robust_list(0x55556003c6e0, 24 [pid 5754] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5755] <... set_robust_list resumed>) = 0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5755] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5755 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 98.165317][ T31] usb usb1-port1: connect-debounce failed [ 98.172705][ T5750] gadgetfs: bound to dummy_udc driver [pid 5755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5756 attached [pid 5755] setpgid(0, 0) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5756 [pid 5756] set_robust_list(0x55556003c6e0, 24 [pid 5755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5756] <... set_robust_list resumed>) = 0 [pid 5756] rt_sigprocmask(SIG_SETMASK, [] [pid 5755] <... openat resumed>) = 3 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5756] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5756] <... prctl resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5756] setpgid(0, 0 [pid 5755] write(3, "1000", 4 [pid 5750] +++ exited with 0 +++ [pid 5755] <... write resumed>) = 4 [pid 5756] <... setpgid resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5750, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 5757 attached [pid 5756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5755] close(3 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5758 attached [pid 5757] set_robust_list(0x55556003c6e0, 24 [pid 5756] <... openat resumed>) = 3 [pid 5755] <... close resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5758] set_robust_list(0x55556003c6e0, 24 [pid 5757] <... set_robust_list resumed>) = 0 [pid 5756] write(3, "1000", 4 [pid 5755] write(1, "executing program\n", 18 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5757 [pid 5758] <... set_robust_list resumed>) = 0 [pid 5757] rt_sigprocmask(SIG_SETMASK, [] [pid 5756] <... write resumed>) = 4 [pid 5755] <... write resumed>) = 18 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5758 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 5758] rt_sigprocmask(SIG_SETMASK, [] [pid 5757] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5756] close(3 [pid 5755] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5757] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5756] <... close resumed>) = 0 [pid 5755] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... prctl resumed>) = 0 [pid 5757] <... prctl resumed>) = 0 [pid 5756] write(1, "executing program\n", 18 [pid 5755] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5758] setpgid(0, 0 [pid 5757] setpgid(0, 0 [pid 5756] <... write resumed>) = 18 executing program [pid 5758] <... setpgid resumed>) = 0 [pid 5757] <... setpgid resumed>) = 0 [pid 5756] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5756] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5755] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5756] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5757] write(3, "1000", 4 [pid 5755] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5756] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5755] <... openat resumed>) = 3 [pid 5757] <... write resumed>) = 4 [pid 5757] close(3 [pid 5756] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5757] <... close resumed>) = 0 [pid 5756] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5757] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 5759 attached executing program ) = 18 [pid 5756] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5755] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5759] set_robust_list(0x55556003c6e0, 24 [pid 5757] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5756] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5759 [pid 5759] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5757] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5759] rt_sigprocmask(SIG_SETMASK, [] [pid 5757] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5756] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5757] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5756] <... openat resumed>) = 3 [pid 5759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5757] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5756] exit_group(0 [pid 5759] <... prctl resumed>) = 0 [pid 5758] write(3, "1000", 4 [pid 5757] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5756] <... exit_group resumed>) = ? [pid 5759] setpgid(0, 0 [pid 5758] <... write resumed>) = 4 [pid 5757] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5759] <... setpgid resumed>) = 0 [pid 5758] close(3) = 0 [pid 5757] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] write(1, "executing program\n", 18 executing program [pid 5757] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5758] <... write resumed>) = 18 [pid 5757] <... openat resumed>) = 3 [pid 5756] +++ exited with 0 +++ [pid 5755] <... write resumed>) = 31 [pid 5758] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5757] exit_group(0 [pid 5755] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5758] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5757] <... exit_group resumed>) = ? [pid 5758] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5755] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5755] exit_group(0 [pid 5759] <... openat resumed>) = 3 [pid 5758] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5757] +++ exited with 0 +++ [pid 5755] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5759] write(3, "1000", 4 [pid 5758] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5759] <... write resumed>) = 4 [pid 5759] close(3 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5759] <... close resumed>) = 0 executing program [pid 5759] write(1, "executing program\n", 18 [pid 5758] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5755] +++ exited with 0 +++ [pid 5759] <... write resumed>) = 18 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5759] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5758] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5755, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5759] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5758] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5759] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5758] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5758] exit_group(0) = ? [pid 5758] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5758, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5759] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5760 attached [pid 5760] set_robust_list(0x55556003c6e0, 24) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5761 attached [pid 5760] rt_sigprocmask(SIG_SETMASK, [] [pid 5759] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5760 [pid 5761] set_robust_list(0x55556003c6e0, 24) = 0 [ 98.298958][ T5755] gadgetfs: bound to dummy_udc driver [pid 5761] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5761 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5761] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5760] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5761] <... prctl resumed>) = 0 [pid 5760] <... prctl resumed>) = 0 [pid 5759] <... openat resumed>) = 3 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5761] setpgid(0, 0 [pid 5760] setpgid(0, 0 [pid 5759] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5761] <... setpgid resumed>) = 0 [pid 5760] <... setpgid resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5760] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5762 attached ) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5762 ci2-upstream-fs/strace-static-x86_64: Process 5763 attached [pid 5762] set_robust_list(0x55556003c6e0, 24 [pid 5761] <... openat resumed>) = 3 [pid 5759] <... write resumed>) = 31 [pid 5763] set_robust_list(0x55556003c6e0, 24 [pid 5762] <... set_robust_list resumed>) = 0 [pid 5760] close(3 [pid 5759] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5763] <... set_robust_list resumed>) = 0 [pid 5762] rt_sigprocmask(SIG_SETMASK, [] [pid 5761] write(3, "1000", 4 [pid 5760] <... close resumed>) = 0 [pid 5759] <... openat resumed>) = 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5763 [pid 5763] rt_sigprocmask(SIG_SETMASK, [] [pid 5762] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5761] <... write resumed>) = 4 [pid 5760] write(1, "executing program\n", 18 [pid 5759] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5761] close(3 [pid 5760] <... write resumed>) = 18 executing program [pid 5759] <... exit_group resumed>) = ? [pid 5763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5762] <... prctl resumed>) = 0 [pid 5761] <... close resumed>) = 0 [pid 5760] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5761] write(1, "executing program\n", 18) = 18 executing program [pid 5762] setpgid(0, 0 [pid 5761] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5760] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5763] <... prctl resumed>) = 0 [pid 5762] <... setpgid resumed>) = 0 [pid 5761] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5760] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5763] setpgid(0, 0 [pid 5762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5761] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5760] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5763] <... setpgid resumed>) = 0 [pid 5763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5762] <... openat resumed>) = 3 [pid 5761] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5760] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5763] <... openat resumed>) = 3 [pid 5762] write(3, "1000", 4 [pid 5761] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5760] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5763] write(3, "1000", 4 [pid 5762] <... write resumed>) = 4 [pid 5761] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5760] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5763] <... write resumed>) = 4 [pid 5762] close(3 [pid 5763] close(3 [pid 5761] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5760] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5763] <... close resumed>) = 0 [pid 5762] <... close resumed>) = 0 [pid 5761] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5760] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5763] write(1, "executing program\n", 18 [pid 5759] +++ exited with 0 +++ [pid 5762] write(1, "executing program\n", 18 [pid 5761] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5760] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5763] <... write resumed>) = 18 [pid 5762] <... write resumed>) = 18 [pid 5761] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5759, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- executing program executing program [pid 5763] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5762] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5760] exit_group(0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5763] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5761] exit_group(0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5762] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5760] <... exit_group resumed>) = ? [pid 5763] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5762] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5761] <... exit_group resumed>) = ? [pid 5760] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5763] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5762] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5761] +++ exited with 0 +++ [ 98.379110][ T5759] gadgetfs: bound to dummy_udc driver [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5763] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5762] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5761, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5763] <... openat resumed>) = 3 [pid 5762] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5762] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5763] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5762] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5762] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5764 attached [pid 5762] <... openat resumed>) = 3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5764 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5764] set_robust_list(0x55556003c6e0, 24 [pid 5762] exit_group(0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5765 attached ci2-upstream-fs/strace-static-x86_64: Process 5766 attached [pid 5764] <... set_robust_list resumed>) = 0 [pid 5762] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5766 [pid 5766] set_robust_list(0x55556003c6e0, 24 [pid 5765] set_robust_list(0x55556003c6e0, 24 [pid 5764] rt_sigprocmask(SIG_SETMASK, [] [pid 5763] <... write resumed>) = 31 [pid 5762] +++ exited with 0 +++ [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5765 [pid 5766] <... set_robust_list resumed>) = 0 [pid 5765] <... set_robust_list resumed>) = 0 [pid 5764] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5766] rt_sigprocmask(SIG_SETMASK, [] [pid 5765] rt_sigprocmask(SIG_SETMASK, [] [pid 5764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5763] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5764] <... prctl resumed>) = 0 [pid 5763] <... openat resumed>) = 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5764] setpgid(0, 0 [pid 5763] exit_group(0 [pid 5766] <... prctl resumed>) = 0 [pid 5765] <... prctl resumed>) = 0 [pid 5764] <... setpgid resumed>) = 0 [pid 5766] setpgid(0, 0 [pid 5765] setpgid(0, 0 [pid 5766] <... setpgid resumed>) = 0 [pid 5765] <... setpgid resumed>) = 0 [pid 5764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5763] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5764] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5764] write(3, "1000", 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5765] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 5767 attached [pid 5766] <... openat resumed>) = 3 [pid 5765] write(3, "1000", 4 [pid 5764] <... write resumed>) = 4 [pid 5766] write(3, "1000", 4 [pid 5765] <... write resumed>) = 4 [pid 5764] close(3 [pid 5767] set_robust_list(0x55556003c6e0, 24 [pid 5766] <... write resumed>) = 4 [pid 5765] close(3 [pid 5764] <... close resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5767 [pid 5767] <... set_robust_list resumed>) = 0 [pid 5766] close(3 executing program [pid 5764] write(1, "executing program\n", 18 [pid 5767] rt_sigprocmask(SIG_SETMASK, [] [pid 5766] <... close resumed>) = 0 [pid 5765] <... close resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5764] <... write resumed>) = 18 [pid 5767] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5766] write(1, "executing program\n", 18 [pid 5765] write(1, "executing program\n", 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program executing program [pid 5767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5766] <... write resumed>) = 18 [pid 5765] <... write resumed>) = 18 [pid 5764] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5766] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5765] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5764] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5767] <... prctl resumed>) = 0 [pid 5766] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5765] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5764] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5767] setpgid(0, 0 [pid 5766] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5765] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5764] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5763] +++ exited with 0 +++ [pid 5767] <... setpgid resumed>) = 0 [pid 5766] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5766] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5765] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5764] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5764] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5765] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5767] <... openat resumed>) = 3 [pid 5764] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5767] write(3, "1000", 4 [pid 5766] <... openat resumed>) = 3 [pid 5765] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5764] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [ 98.462333][ T5763] gadgetfs: bound to dummy_udc driver [pid 5767] <... write resumed>) = 4 [pid 5766] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5765] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5764] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5767] close(3 [pid 5765] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5764] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5767] <... close resumed>) = 0 [pid 5765] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 5768 attached [pid 5767] write(1, "executing program\n", 18 [pid 5765] <... openat resumed>) = 3 [pid 5764] exit_group(0 [pid 5767] <... write resumed>) = 18 executing program [pid 5768] set_robust_list(0x55556003c6e0, 24 [pid 5767] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5765] exit_group(0 [pid 5764] <... exit_group resumed>) = ? [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5768 [pid 5768] <... set_robust_list resumed>) = 0 [pid 5767] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5768] rt_sigprocmask(SIG_SETMASK, [] [pid 5767] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5766] <... write resumed>) = 31 [pid 5765] <... exit_group resumed>) = ? [pid 5764] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5768] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5766] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5768] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5767] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5766] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5764, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5768] <... prctl resumed>) = 0 [pid 5767] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5766] exit_group(0 [pid 5765] +++ exited with 0 +++ [pid 5768] setpgid(0, 0) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5767] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5766] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5767] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5767] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5767] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 5769 attached [pid 5768] <... openat resumed>) = 3 [pid 5769] set_robust_list(0x55556003c6e0, 24 [pid 5768] write(3, "1000", 4 [pid 5767] <... openat resumed>) = 3 [pid 5766] +++ exited with 0 +++ [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5769 [pid 5769] <... set_robust_list resumed>) = 0 [pid 5768] <... write resumed>) = 4 [pid 5767] exit_group(0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5766, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5769] rt_sigprocmask(SIG_SETMASK, [] [pid 5768] close(3 [pid 5767] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5769] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5768] <... close resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5768] write(1, "executing program\n", 18 [pid 5767] +++ exited with 0 +++ executing program [pid 5769] <... prctl resumed>) = 0 [pid 5768] <... write resumed>) = 18 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5769] setpgid(0, 0 [pid 5768] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5770 attached [pid 5769] <... setpgid resumed>) = 0 [pid 5768] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5770] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5769] <... openat resumed>) = 3 [pid 5768] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5770] rt_sigprocmask(SIG_SETMASK, [] [pid 5769] write(3, "1000", 4 [pid 5768] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5770] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5769] <... write resumed>) = 4 [pid 5768] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5770 [pid 5770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5769] close(3ci2-upstream-fs/strace-static-x86_64: Process 5771 attached [pid 5770] <... prctl resumed>) = 0 [pid 5768] <... openat resumed>) = 3 [pid 5769] <... close resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5771] set_robust_list(0x55556003c6e0, 24 [pid 5770] setpgid(0, 0 executing program [pid 5769] write(1, "executing program\n", 18 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5771] <... set_robust_list resumed>) = 0 [pid 5770] <... setpgid resumed>) = 0 [pid 5769] <... write resumed>) = 18 [pid 5768] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5771] rt_sigprocmask(SIG_SETMASK, [] [pid 5770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5769] mkdirat(AT_FDCWD, "./gadget", 0777 [ 98.538599][ T5766] gadgetfs: bound to dummy_udc driver [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5770] <... openat resumed>) = 3 [pid 5769] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5771 [pid 5771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5770] write(3, "1000", 4 [pid 5769] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5771] <... prctl resumed>) = 0 [pid 5770] <... write resumed>) = 4 [pid 5769] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5771] setpgid(0, 0 [pid 5770] close(3 [pid 5769] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5768] <... write resumed>) = 31 [pid 5771] <... setpgid resumed>) = 0 [pid 5770] <... close resumed>) = 0 [pid 5769] <... openat resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 5772 attached [pid 5771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5770] write(1, "executing program\n", 18 [pid 5769] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5772 [pid 5770] <... write resumed>) = 18 [pid 5769] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5768] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5772] set_robust_list(0x55556003c6e0, 24 [pid 5771] <... openat resumed>) = 3 [pid 5770] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5769] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5768] <... openat resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5772] <... set_robust_list resumed>) = 0 [pid 5771] write(3, "1000", 4 [pid 5770] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5769] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5772] rt_sigprocmask(SIG_SETMASK, [] [pid 5770] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5771] <... write resumed>) = 4 [pid 5769] exit_group(0 [pid 5768] exit_group(0 [pid 5772] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5771] close(3 [pid 5770] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5769] <... exit_group resumed>) = ? [pid 5768] <... exit_group resumed>) = ? [pid 5772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5771] <... close resumed>) = 0 [pid 5770] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5769] +++ exited with 0 +++ [pid 5772] <... prctl resumed>) = 0 [pid 5771] write(1, "executing program\n", 18 [pid 5770] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5771] <... write resumed>) = 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5769, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5770] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5772] setpgid(0, 0 [pid 5771] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5770] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5772] <... setpgid resumed>) = 0 [pid 5771] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5770] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 5771] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5772] <... openat resumed>) = 3 [pid 5772] write(3, "1000", 4) = 4 [pid 5772] close(3) = 0 [pid 5772] write(1, "executing program\n", 18) = 18 [pid 5770] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] <... restart_syscall resumed>) = 0 executing program [pid 5772] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5771] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5770] exit_group(0 [pid 5771] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5770] <... exit_group resumed>) = ? [pid 5771] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5772] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5772] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5771] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5770] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5772] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5771] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5768] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5771] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5771] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5773 attached [pid 5772] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5771] exit_group(0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5773] set_robust_list(0x55556003c6e0, 24 [pid 5772] <... openat resumed>) = 3 [pid 5771] <... exit_group resumed>) = ? [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5773 [pid 5773] <... set_robust_list resumed>) = 0 [pid 5772] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5773] rt_sigprocmask(SIG_SETMASK, [] [pid 5771] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 98.607245][ T5768] gadgetfs: bound to dummy_udc driver [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5773] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5772] <... write resumed>) = 31 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5771, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5773] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5772] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5775 attached ci2-upstream-fs/strace-static-x86_64: Process 5774 attached [pid 5773] <... prctl resumed>) = 0 [pid 5772] <... openat resumed>) = 4 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5775] set_robust_list(0x55556003c6e0, 24 [pid 5774] set_robust_list(0x55556003c6e0, 24 [pid 5773] setpgid(0, 0 [pid 5775] <... set_robust_list resumed>) = 0 [pid 5774] <... set_robust_list resumed>) = 0 [pid 5773] <... setpgid resumed>) = 0 [pid 5775] rt_sigprocmask(SIG_SETMASK, [] [pid 5774] rt_sigprocmask(SIG_SETMASK, [] [pid 5773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5772] exit_group(0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5774 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5775 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5774] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5773] <... openat resumed>) = 3 [pid 5772] <... exit_group resumed>) = ? [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5775] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5774] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5773] write(3, "1000", 4 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5775] <... prctl resumed>) = 0 [pid 5774] <... prctl resumed>) = 0 [pid 5773] <... write resumed>) = 4 [pid 5775] setpgid(0, 0 [pid 5774] setpgid(0, 0 [pid 5773] close(3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5775] <... setpgid resumed>) = 0 [pid 5774] <... setpgid resumed>) = 0 [pid 5773] <... close resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 5773] write(1, "executing program\n", 18 [pid 5775] <... openat resumed>) = 3 [pid 5774] <... openat resumed>) = 3 [pid 5773] <... write resumed>) = 18 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5775] write(3, "1000", 4 [pid 5774] write(3, "1000", 4 [pid 5773] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5775] <... write resumed>) = 4 [pid 5774] <... write resumed>) = 4 [pid 5775] close(3 [pid 5774] close(3 [pid 5773] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5775] <... close resumed>) = 0 [pid 5774] <... close resumed>) = 0 [pid 5773] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5775] write(1, "executing program\n", 18 [pid 5774] write(1, "executing program\n", 18 [pid 5773] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5775] <... write resumed>) = 18 [pid 5774] <... write resumed>) = 18 executing program executing program [pid 5773] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 5776 attached [pid 5775] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5774] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5773] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5776] set_robust_list(0x55556003c6e0, 24 [pid 5774] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5775] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5776] <... set_robust_list resumed>) = 0 [pid 5774] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5775] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5773] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5776] rt_sigprocmask(SIG_SETMASK, [] [pid 5775] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5774] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5773] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5776 [pid 5776] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 98.671808][ T5772] gadgetfs: bound to dummy_udc driver [pid 5775] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5774] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5773] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5772] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5776] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5774] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5773] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5776] <... prctl resumed>) = 0 [pid 5775] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5774] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5773] exit_group(0 [pid 5776] setpgid(0, 0 [pid 5775] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5773] <... exit_group resumed>) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 5776] <... setpgid resumed>) = 0 [pid 5775] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5775] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5773] +++ exited with 0 +++ [pid 5776] <... openat resumed>) = 3 [pid 5775] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5776] write(3, "1000", 4 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5773, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5776] <... write resumed>) = 4 [pid 5775] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5776] close(3 [pid 5775] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5776] <... close resumed>) = 0 [pid 5776] write(1, "executing program\n", 18) = 18 executing program [pid 5776] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5776] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5777 [pid 5776] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 5777 attached ) = -1 EBUSY (Device or resource busy) [pid 5775] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] set_robust_list(0x55556003c6e0, 24 [pid 5776] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5777] <... set_robust_list resumed>) = 0 [pid 5774] <... write resumed>) = 31 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5776] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5774] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 4 [pid 5776] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5777] rt_sigprocmask(SIG_SETMASK, [] [pid 5774] exit_group(0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5776] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5776] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 5778 attached [pid 5777] <... prctl resumed>) = 0 [pid 5776] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5774] <... exit_group resumed>) = ? [pid 5778] set_robust_list(0x55556003c6e0, 24 [pid 5777] setpgid(0, 0 [pid 5776] exit_group(0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5778 [pid 5778] <... set_robust_list resumed>) = 0 [pid 5777] <... setpgid resumed>) = 0 [pid 5776] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5778] rt_sigprocmask(SIG_SETMASK, [] [pid 5777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5778] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] <... openat resumed>) = 3 [pid 5776] +++ exited with 0 +++ [pid 5774] +++ exited with 0 +++ [pid 5778] <... prctl resumed>) = 0 [pid 5777] write(3, "1000", 4 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5774, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5778] setpgid(0, 0 [pid 5777] <... write resumed>) = 4 [pid 5778] <... setpgid resumed>) = 0 [pid 5777] close(3 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5777] <... close resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5778] <... openat resumed>) = 3 [pid 5777] write(1, "executing program\n", 18 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5779 attached [pid 5778] write(3, "1000", 4 [pid 5777] <... write resumed>) = 18 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5778] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5780 attached [pid 5779] set_robust_list(0x55556003c6e0, 24 [pid 5778] close(3 [pid 5777] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5779] <... set_robust_list resumed>) = 0 [pid 5778] <... close resumed>) = 0 [pid 5777] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5780] set_robust_list(0x55556003c6e0, 24 [pid 5778] write(1, "executing program\n", 18 [pid 5779] rt_sigprocmask(SIG_SETMASK, [] [pid 5778] <... write resumed>) = 18 [pid 5777] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5780] <... set_robust_list resumed>) = 0 [pid 5779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5778] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5779 executing program executing program [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5780 [pid 5780] rt_sigprocmask(SIG_SETMASK, [] [pid 5779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5778] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5777] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5779] <... prctl resumed>) = 0 [pid 5778] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5777] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5779] setpgid(0, 0 [pid 5778] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5777] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5780] <... prctl resumed>) = 0 [pid 5779] <... setpgid resumed>) = 0 [pid 5778] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5777] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5780] setpgid(0, 0 [pid 5779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5778] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5780] <... setpgid resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5779] <... openat resumed>) = 3 [ 98.758575][ T5774] gadgetfs: bound to dummy_udc driver [pid 5778] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5780] <... openat resumed>) = 3 [pid 5778] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5779] write(3, "1000", 4 [pid 5778] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5780] write(3, "1000", 4 [pid 5779] <... write resumed>) = 4 [pid 5779] close(3 [pid 5780] <... write resumed>) = 4 [pid 5779] <... close resumed>) = 0 [pid 5778] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 5781 attached [pid 5780] close(3 [pid 5779] write(1, "executing program\n", 18 [pid 5778] exit_group(0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5781 executing program [pid 5781] set_robust_list(0x55556003c6e0, 24 [pid 5780] <... close resumed>) = 0 [pid 5779] <... write resumed>) = 18 [pid 5778] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5781] <... set_robust_list resumed>) = 0 [pid 5780] write(1, "executing program\n", 18 [pid 5777] <... write resumed>) = 31 [pid 5779] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5781] rt_sigprocmask(SIG_SETMASK, [] [pid 5780] <... write resumed>) = 18 [pid 5777] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5781] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5780] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5779] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5777] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5780] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5779] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5778] +++ exited with 0 +++ [pid 5777] exit_group(0 [pid 5780] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5781] <... prctl resumed>) = 0 [pid 5780] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5779] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5777] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5781] setpgid(0, 0 [pid 5780] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5779] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5781] <... setpgid resumed>) = 0 [pid 5780] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5779] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5780] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5779] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5780] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5779] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5780] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5779] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5781] <... openat resumed>) = 3 [pid 5780] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5779] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5780] exit_group(0 [pid 5779] exit_group(0 [pid 5780] <... exit_group resumed>) = ? [pid 5779] <... exit_group resumed>) = ? [pid 5781] write(3, "1000", 4 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5781] <... write resumed>) = 4 [pid 5781] close(3) = 0 executing program [pid 5781] write(1, "executing program\n", 18) = 18 [pid 5781] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5780] +++ exited with 0 +++ [pid 5781] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5779] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5779, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5781] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5782 attached [pid 5781] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5777] +++ exited with 0 +++ [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5782] set_robust_list(0x55556003c6e0, 24 [pid 5781] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5777, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5782 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5782] <... set_robust_list resumed>) = 0 [pid 5781] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5782] rt_sigprocmask(SIG_SETMASK, [] [pid 5781] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5782] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5782] <... prctl resumed>) = 0 [pid 5782] setpgid(0, 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5782] <... setpgid resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 98.825902][ T5777] gadgetfs: bound to dummy_udc driver [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5783 attached [pid 5782] <... openat resumed>) = 3 [pid 5783] set_robust_list(0x55556003c6e0, 24 [pid 5782] write(3, "1000", 4 [pid 5783] <... set_robust_list resumed>) = 0 [pid 5782] <... write resumed>) = 4 [pid 5782] close(3 [pid 5783] rt_sigprocmask(SIG_SETMASK, [] [pid 5782] <... close resumed>) = 0 [pid 5782] write(1, "executing program\n", 18 [pid 5783] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5782] <... write resumed>) = 18 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5781] <... write resumed>) = 31 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5783 ci2-upstream-fs/strace-static-x86_64: Process 5784 attached [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5784 [pid 5782] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5781] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5784] set_robust_list(0x55556003c6e0, 24 [pid 5783] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... prctl resumed>) = 0 [pid 5782] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5781] <... openat resumed>) = 4 [pid 5784] <... set_robust_list resumed>) = 0 [pid 5783] setpgid(0, 0 [pid 5782] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] <... setpgid resumed>) = 0 [pid 5783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5782] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5781] exit_group(0 [pid 5784] rt_sigprocmask(SIG_SETMASK, [] [pid 5783] <... openat resumed>) = 3 [pid 5782] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5781] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5785 attached [pid 5784] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5783] write(3, "1000", 4 [pid 5782] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5785 [pid 5785] set_robust_list(0x55556003c6e0, 24 [pid 5784] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5783] <... write resumed>) = 4 [pid 5782] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5785] <... set_robust_list resumed>) = 0 [pid 5784] <... prctl resumed>) = 0 [pid 5783] close(3 [pid 5782] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5785] rt_sigprocmask(SIG_SETMASK, [] [pid 5784] setpgid(0, 0 [pid 5785] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5784] <... setpgid resumed>) = 0 [pid 5783] <... close resumed>) = 0 [pid 5782] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5785] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5785] <... prctl resumed>) = 0 [pid 5783] write(1, "executing program\n", 18 [pid 5782] <... openat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 5785] setpgid(0, 0 [pid 5784] <... openat resumed>) = 3 [pid 5783] <... write resumed>) = 18 [pid 5782] exit_group(0 [pid 5785] <... setpgid resumed>) = 0 [pid 5784] write(3, "1000", 4 [pid 5785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5784] <... write resumed>) = 4 [pid 5783] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5782] <... exit_group resumed>) = ? [pid 5781] +++ exited with 0 +++ [pid 5784] close(3 [pid 5783] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5781, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5785] <... openat resumed>) = 3 [pid 5784] <... close resumed>) = 0 [pid 5783] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5782] +++ exited with 0 +++ [pid 5785] write(3, "1000", 4) = 4 [pid 5784] write(1, "executing program\n", 18 [pid 5783] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 5785] close(3 [pid 5784] <... write resumed>) = 18 [pid 5783] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5785] <... close resumed>) = 0 [pid 5784] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5783] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5785] write(1, "executing program\n", 18 [pid 5784] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5783] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5785] <... write resumed>) = 18 [pid 5784] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... restart_syscall resumed>) = 0 [pid 5785] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5784] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 5786 attached [pid 5785] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5784] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5785] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5784] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 98.897610][ T5781] gadgetfs: bound to dummy_udc driver [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5786] set_robust_list(0x55556003c6e0, 24 [pid 5785] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5786 [pid 5786] <... set_robust_list resumed>) = 0 [pid 5785] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5786] rt_sigprocmask(SIG_SETMASK, [] [pid 5785] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5784] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5783] <... write resumed>) = 31 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5785] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5784] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5783] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5786] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5784] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5786] <... prctl resumed>) = 0 [pid 5785] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5783] <... openat resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5787 attached [pid 5786] setpgid(0, 0 [pid 5785] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5784] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5783] exit_group(0 [pid 5787] set_robust_list(0x55556003c6e0, 24 [pid 5786] <... setpgid resumed>) = 0 [pid 5785] exit_group(0 [pid 5787] <... set_robust_list resumed>) = 0 [pid 5786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5785] <... exit_group resumed>) = ? [pid 5784] exit_group(0 [pid 5783] <... exit_group resumed>) = ? [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5787 [pid 5787] rt_sigprocmask(SIG_SETMASK, [] [pid 5784] <... exit_group resumed>) = ? [pid 5787] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5786] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5786] write(3, "1000", 4 [pid 5787] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5786] <... write resumed>) = 4 [pid 5785] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5787] <... prctl resumed>) = 0 [pid 5786] close(3 [pid 5784] +++ exited with 0 +++ [ 98.960146][ T5783] gadgetfs: bound to dummy_udc driver [pid 5787] setpgid(0, 0 [pid 5786] <... close resumed>) = 0 [pid 5783] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5787] <... setpgid resumed>) = 0 [pid 5787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5783, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5787] <... openat resumed>) = 3 [pid 5786] write(1, "executing program\n", 18 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5787] write(3, "1000", 4) = 4 [pid 5786] <... write resumed>) = 18 [pid 5612] <... restart_syscall resumed>) = 0 executing program [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5787] close(3 [pid 5786] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5787] <... close resumed>) = 0 [pid 5786] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5788 attached [pid 5787] write(1, "executing program\n", 18 executing program [pid 5786] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5788] set_robust_list(0x55556003c6e0, 24 [pid 5787] <... write resumed>) = 18 [pid 5786] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5788] <... set_robust_list resumed>) = 0 [pid 5787] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5788] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5789 attached [pid 5788] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5787] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5786] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5789] set_robust_list(0x55556003c6e0, 24 [pid 5788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5787] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5786] <... openat resumed>) = 3 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5788 [pid 5789] <... set_robust_list resumed>) = 0 [pid 5788] <... prctl resumed>) = 0 [pid 5789] rt_sigprocmask(SIG_SETMASK, [] [pid 5788] setpgid(0, 0 [pid 5787] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5786] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5789] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5788] <... setpgid resumed>) = 0 [pid 5787] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 5790 attached [pid 5789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5787] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5789] <... prctl resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5789 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5790] set_robust_list(0x55556003c6e0, 24 [pid 5789] setpgid(0, 0 [pid 5788] <... openat resumed>) = 3 [pid 5787] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5790] <... set_robust_list resumed>) = 0 [pid 5789] <... setpgid resumed>) = 0 [pid 5788] write(3, "1000", 4 [pid 5787] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5790 [pid 5790] rt_sigprocmask(SIG_SETMASK, [] [pid 5789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5788] <... write resumed>) = 4 [pid 5787] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5789] <... openat resumed>) = 3 [pid 5787] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5790] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5788] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5789] write(3, "1000", 4 [pid 5788] <... close resumed>) = 0 [pid 5787] exit_group(0 [pid 5786] <... write resumed>) = 31 [pid 5789] <... write resumed>) = 4 [pid 5788] write(1, "executing program\n", 18 [pid 5789] close(3 [pid 5790] <... prctl resumed>) = 0 [pid 5788] <... write resumed>) = 18 [pid 5789] <... close resumed>) = 0 executing program [pid 5790] setpgid(0, 0 [pid 5789] write(1, "executing program\n", 18 [pid 5788] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5787] <... exit_group resumed>) = ? executing program [pid 5786] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5790] <... setpgid resumed>) = 0 [pid 5789] <... write resumed>) = 18 [pid 5788] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5786] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5789] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5788] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5787] +++ exited with 0 +++ [pid 5790] <... openat resumed>) = 3 [pid 5789] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5788] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5786] exit_group(0 [pid 5790] write(3, "1000", 4 [pid 5789] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5788] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5786] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5790] <... write resumed>) = 4 [pid 5789] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5788] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5790] close(3 [pid 5789] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5788] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5790] <... close resumed>) = 0 [pid 5789] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5788] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 5790] write(1, "executing program\n", 18) = 18 [pid 5789] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5788] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5790] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5789] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5791 attached [pid 5790] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5789] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5788] exit_group(0 [pid 5791] set_robust_list(0x55556003c6e0, 24 [pid 5790] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5789] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5788] <... exit_group resumed>) = ? [pid 5791] <... set_robust_list resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5791 [pid 5791] rt_sigprocmask(SIG_SETMASK, [] [pid 5790] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5791] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5789] exit_group(0 [pid 5791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5789] <... exit_group resumed>) = ? [pid 5790] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5788] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5791] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5791] setpgid(0, 0 [pid 5790] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5789] +++ exited with 0 +++ [pid 5786] +++ exited with 0 +++ [ 99.032282][ T5786] gadgetfs: bound to dummy_udc driver [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5791] <... setpgid resumed>) = 0 [pid 5790] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5790] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5790] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... restart_syscall resumed>) = 0 [pid 5791] <... openat resumed>) = 3 [pid 5790] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5786, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5791] write(3, "1000", 4 [pid 5790] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5791] <... write resumed>) = 4 [pid 5790] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5791] close(3 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5793 attached ci2-upstream-fs/strace-static-x86_64: Process 5792 attached [pid 5791] <... close resumed>) = 0 [pid 5790] +++ exited with 0 +++ [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5792] set_robust_list(0x55556003c6e0, 24 [pid 5791] write(1, "executing program\n", 18 [pid 5793] set_robust_list(0x55556003c6e0, 24 [pid 5792] <... set_robust_list resumed>) = 0 [pid 5791] <... write resumed>) = 18 [pid 5793] <... set_robust_list resumed>) = 0 executing program ci2-upstream-fs/strace-static-x86_64: Process 5794 attached [pid 5793] rt_sigprocmask(SIG_SETMASK, [] [pid 5792] rt_sigprocmask(SIG_SETMASK, [] [pid 5791] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5790, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5794] set_robust_list(0x55556003c6e0, 24 [pid 5793] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5792] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5791] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5792 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5793 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5794] <... set_robust_list resumed>) = 0 [pid 5793] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5791] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5794 [pid 5794] rt_sigprocmask(SIG_SETMASK, [] [pid 5793] <... prctl resumed>) = 0 [pid 5792] <... prctl resumed>) = 0 [pid 5791] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5794] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5793] setpgid(0, 0 [pid 5792] setpgid(0, 0 [pid 5791] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5793] <... setpgid resumed>) = 0 [pid 5792] <... setpgid resumed>) = 0 [pid 5794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5791] <... openat resumed>) = 3 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5794] <... prctl resumed>) = 0 [pid 5793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5791] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5794] setpgid(0, 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5792] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5794] <... setpgid resumed>) = 0 [pid 5793] <... openat resumed>) = 3 [pid 5792] write(3, "1000", 4 [pid 5791] <... write resumed>) = 31 [pid 5794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5791] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5794] <... openat resumed>) = 3 [pid 5793] write(3, "1000", 4 [pid 5792] <... write resumed>) = 4 [pid 5791] <... openat resumed>) = 4 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5795 attached [pid 5794] write(3, "1000", 4 [pid 5793] <... write resumed>) = 4 [pid 5792] close(3 [pid 5791] exit_group(0 [pid 5795] set_robust_list(0x55556003c6e0, 24 [pid 5794] <... write resumed>) = 4 [pid 5793] close(3 [pid 5792] <... close resumed>) = 0 [pid 5791] <... exit_group resumed>) = ? [pid 5795] <... set_robust_list resumed>) = 0 [pid 5793] <... close resumed>) = 0 [pid 5792] write(1, "executing program\n", 18 [pid 5795] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 5794] close(3 [pid 5793] write(1, "executing program\n", 18 [pid 5792] <... write resumed>) = 18 [pid 5795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5794] <... close resumed>) = 0 executing program [pid 5793] <... write resumed>) = 18 [pid 5792] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5795 [pid 5795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5794] write(1, "executing program\n", 18 [pid 5793] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5792] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5795] <... prctl resumed>) = 0 executing program [pid 5794] <... write resumed>) = 18 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5795] setpgid(0, 0 [pid 5794] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5793] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5792] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5795] <... setpgid resumed>) = 0 [pid 5795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5794] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5793] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5792] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5791] +++ exited with 0 +++ [pid 5795] <... openat resumed>) = 3 [pid 5794] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5793] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5795] write(3, "1000", 4 [pid 5794] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5793] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5792] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5795] <... write resumed>) = 4 [pid 5794] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5793] <... openat resumed>) = 3 [pid 5792] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5791, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5795] close(3 [pid 5794] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5793] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5792] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5795] <... close resumed>) = 0 [pid 5794] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 5795] write(1, "executing program\n", 18) = 18 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5795] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5794] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5796 attached [pid 5795] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5794] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5792] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5795] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5794] <... openat resumed>) = 3 [pid 5796] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5795] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5792] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5796] rt_sigprocmask(SIG_SETMASK, [] [pid 5795] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5796] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5794] exit_group(0 [pid 5792] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5796 [pid 5796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5795] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5794] <... exit_group resumed>) = ? [ 99.129830][ T5791] gadgetfs: bound to dummy_udc driver [pid 5792] exit_group(0 [pid 5796] <... prctl resumed>) = 0 [pid 5795] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5792] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5793] <... write resumed>) = 31 [pid 5796] setpgid(0, 0 [pid 5795] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5794] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5796] <... setpgid resumed>) = 0 [pid 5795] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5793] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5795] <... openat resumed>) = 3 [pid 5793] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5792] +++ exited with 0 +++ [pid 5796] <... openat resumed>) = 3 [pid 5795] exit_group(0 [pid 5796] write(3, "1000", 4 [pid 5795] <... exit_group resumed>) = ? [pid 5796] <... write resumed>) = 4 [pid 5793] exit_group(0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5793] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5796] close(3 [pid 5795] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5796] <... close resumed>) = 0 [pid 5796] write(1, "executing program\n", 18) = 18 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 5797 attached executing program [pid 5796] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5797] set_robust_list(0x55556003c6e0, 24 [pid 5796] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] <... restart_syscall resumed>) = 0 [pid 5797] <... set_robust_list resumed>) = 0 [pid 5796] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5797 [pid 5797] rt_sigprocmask(SIG_SETMASK, [] [pid 5796] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5797] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5796] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5796] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5797] setpgid(0, 0 [pid 5796] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5797] <... setpgid resumed>) = 0 [pid 5796] <... write resumed>) = -1 EBADF (Bad file descriptor) ci2-upstream-fs/strace-static-x86_64: Process 5798 attached [pid 5793] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5798] set_robust_list(0x55556003c6e0, 24 [pid 5797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5796] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5793, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5798] <... set_robust_list resumed>) = 0 [pid 5797] <... openat resumed>) = 3 [pid 5796] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5799 attached [pid 5798] rt_sigprocmask(SIG_SETMASK, [] [pid 5797] write(3, "1000", 4 [pid 5796] exit_group(0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5798 [pid 5799] set_robust_list(0x55556003c6e0, 24 [pid 5798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5797] <... write resumed>) = 4 [pid 5796] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5799] <... set_robust_list resumed>) = 0 [pid 5798] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5797] close(3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5799 [pid 5799] rt_sigprocmask(SIG_SETMASK, [] [pid 5798] <... prctl resumed>) = 0 [pid 5797] <... close resumed>) = 0 [pid 5796] +++ exited with 0 +++ [ 99.184931][ T5793] gadgetfs: bound to dummy_udc driver [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5799] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5798] setpgid(0, 0 [pid 5797] write(1, "executing program\n", 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5798] <... setpgid resumed>) = 0 [pid 5799] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5797] <... write resumed>) = 18 executing program ci2-upstream-fs/strace-static-x86_64: Process 5800 attached [pid 5799] <... prctl resumed>) = 0 [pid 5798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5800] set_robust_list(0x55556003c6e0, 24 [pid 5799] setpgid(0, 0 [pid 5798] <... openat resumed>) = 3 [pid 5797] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5800] <... set_robust_list resumed>) = 0 [pid 5799] <... setpgid resumed>) = 0 [pid 5798] write(3, "1000", 4 [pid 5797] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5798] <... write resumed>) = 4 [pid 5797] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5800] rt_sigprocmask(SIG_SETMASK, [] [pid 5799] <... openat resumed>) = 3 [pid 5798] close(3 [pid 5797] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5800 [pid 5800] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5799] write(3, "1000", 4 [pid 5798] <... close resumed>) = 0 [pid 5797] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5799] <... write resumed>) = 4 [pid 5798] write(1, "executing program\n", 18 [pid 5797] <... openat resumed>) = 3 executing program [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5800] <... prctl resumed>) = 0 [pid 5799] close(3 [pid 5798] <... write resumed>) = 18 [pid 5797] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5800] setpgid(0, 0 [pid 5798] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5800] <... setpgid resumed>) = 0 [pid 5799] <... close resumed>) = 0 [pid 5798] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 5799] write(1, "executing program\n", 18 [pid 5800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5799] <... write resumed>) = 18 [pid 5798] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5797] <... write resumed>) = 31 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5801 attached [pid 5800] <... openat resumed>) = 3 [pid 5799] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5798] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5797] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5801] set_robust_list(0x55556003c6e0, 24 [pid 5800] write(3, "1000", 4 [pid 5799] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5798] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5797] <... openat resumed>) = 4 [pid 5801] <... set_robust_list resumed>) = 0 [pid 5800] <... write resumed>) = 4 [pid 5799] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5798] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5797] exit_group(0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5801 [pid 5801] rt_sigprocmask(SIG_SETMASK, [] [pid 5800] close(3 [pid 5799] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5798] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5797] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5801] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5800] <... close resumed>) = 0 [pid 5799] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5798] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5801] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5800] write(1, "executing program\n", 18 [pid 5799] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5798] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5800] <... write resumed>) = 18 [pid 5799] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5798] <... openat resumed>) = 3 [pid 5801] <... prctl resumed>) = 0 [pid 5801] setpgid(0, 0 [pid 5800] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5799] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5798] exit_group(0 [pid 5801] <... setpgid resumed>) = 0 [pid 5799] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5800] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5799] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5798] <... exit_group resumed>) = ? [pid 5801] <... openat resumed>) = 3 [pid 5800] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5801] write(3, "1000", 4 [pid 5800] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5799] exit_group(0 [pid 5797] +++ exited with 0 +++ [pid 5801] <... write resumed>) = 4 [pid 5800] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5799] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5801] close(3 [pid 5800] <... openat resumed>) = 3 [pid 5799] +++ exited with 0 +++ [pid 5798] +++ exited with 0 +++ [pid 5801] <... close resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5798, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5801] write(1, "executing program\n", 18 executing program [pid 5800] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5801] <... write resumed>) = 18 [pid 5801] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5801] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [ 99.272765][ T5797] gadgetfs: bound to dummy_udc driver [pid 5801] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5800] <... write resumed>) = 31 [pid 5800] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 4 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5801] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5800] exit_group(0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5801] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5801] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5800] <... exit_group resumed>) = ? [pid 5801] exit_group(0) = ? ci2-upstream-fs/strace-static-x86_64: Process 5802 attached ci2-upstream-fs/strace-static-x86_64: Process 5803 attached [pid 5801] +++ exited with 0 +++ [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5802 ci2-upstream-fs/strace-static-x86_64: Process 5804 attached [pid 5803] set_robust_list(0x55556003c6e0, 24 [pid 5802] set_robust_list(0x55556003c6e0, 24 [pid 5804] set_robust_list(0x55556003c6e0, 24 [pid 5803] <... set_robust_list resumed>) = 0 [pid 5802] <... set_robust_list resumed>) = 0 [pid 5800] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5802] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5804] <... set_robust_list resumed>) = 0 [pid 5803] rt_sigprocmask(SIG_SETMASK, [] [pid 5802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5804 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5804] rt_sigprocmask(SIG_SETMASK, [] [pid 5803] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5803 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5802] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5802] setpgid(0, 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5804] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5804] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5802] <... setpgid resumed>) = 0 [pid 5803] <... prctl resumed>) = 0 [pid 5804] <... prctl resumed>) = 0 [pid 5804] setpgid(0, 0 [pid 5803] setpgid(0, 0 [pid 5802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5804] <... setpgid resumed>) = 0 [pid 5803] <... setpgid resumed>) = 0 [pid 5802] <... openat resumed>) = 3 [pid 5803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 5805 attached [pid 5802] write(3, "1000", 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5805 [pid 5805] set_robust_list(0x55556003c6e0, 24 [pid 5804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5802] <... write resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5805] <... set_robust_list resumed>) = 0 [pid 5803] <... openat resumed>) = 3 [pid 5802] close(3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5805] rt_sigprocmask(SIG_SETMASK, [] [pid 5804] <... openat resumed>) = 3 [pid 5803] write(3, "1000", 4 [pid 5802] <... close resumed>) = 0 [pid 5805] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5804] write(3, "1000", 4 [pid 5803] <... write resumed>) = 4 executing program [pid 5802] write(1, "executing program\n", 18 [pid 5805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5804] <... write resumed>) = 4 [pid 5803] close(3 [pid 5802] <... write resumed>) = 18 [pid 5805] <... prctl resumed>) = 0 [pid 5804] close(3 [pid 5803] <... close resumed>) = 0 [pid 5802] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5805] setpgid(0, 0 [pid 5804] <... close resumed>) = 0 [pid 5803] write(1, "executing program\n", 18 [pid 5802] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5805] <... setpgid resumed>) = 0 [pid 5804] write(1, "executing program\n", 18 [pid 5803] <... write resumed>) = 18 executing program [pid 5802] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5804] <... write resumed>) = 18 [pid 5803] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5804] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5803] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5805] <... openat resumed>) = 3 [pid 5804] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5803] mount(NULL, "./gadget", "gadgetfs", 0, NULL [ 99.327530][ T5800] gadgetfs: bound to dummy_udc driver [pid 5804] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5805] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5806 attached ) = 4 [pid 5805] close(3 [pid 5806] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5805] <... close resumed>) = 0 [pid 5806] rt_sigprocmask(SIG_SETMASK, [] [pid 5805] write(1, "executing program\n", 18 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5806 executing program [pid 5806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5805] <... write resumed>) = 18 [pid 5804] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5803] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5802] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5806] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5805] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5804] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5803] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5802] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5806] <... prctl resumed>) = 0 [pid 5805] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5804] <... openat resumed>) = 3 [pid 5803] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5802] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5806] setpgid(0, 0 [pid 5805] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5804] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5803] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5806] <... setpgid resumed>) = 0 [pid 5805] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5802] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5803] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5805] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5802] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5805] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5803] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5802] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5806] <... openat resumed>) = 3 [pid 5806] write(3, "1000", 4 [pid 5802] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5806] <... write resumed>) = 4 [pid 5805] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5803] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5806] close(3 [pid 5802] exit_group(0 [pid 5806] <... close resumed>) = 0 [pid 5806] write(1, "executing program\n", 18 [pid 5805] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5803] exit_group(0 [pid 5806] <... write resumed>) = 18 [pid 5805] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5803] <... exit_group resumed>) = ? [pid 5802] <... exit_group resumed>) = ? [pid 5806] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5805] <... openat resumed>) = 3 [pid 5802] +++ exited with 0 +++ [pid 5806] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5805] exit_group(0 [pid 5806] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5805] <... exit_group resumed>) = ? [pid 5803] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5805] +++ exited with 0 +++ [pid 5806] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5806] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 5807 attached ) = -1 EBUSY (Device or resource busy) [pid 5804] <... write resumed>) = 31 [pid 5807] set_robust_list(0x55556003c6e0, 24 [pid 5804] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5807 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5807] <... set_robust_list resumed>) = 0 [pid 5806] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5804] <... openat resumed>) = 4 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5807] rt_sigprocmask(SIG_SETMASK, [] [pid 5806] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5807] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5806] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5804] exit_group(0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5806] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5804] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5807] <... prctl resumed>) = 0 [pid 5806] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5807] setpgid(0, 0 [pid 5806] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5807] <... setpgid resumed>) = 0 [pid 5807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5807] <... openat resumed>) = 3 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5808 attached ci2-upstream-fs/strace-static-x86_64: Process 5809 attached [pid 5807] write(3, "1000", 4 [pid 5806] +++ exited with 0 +++ [pid 5809] set_robust_list(0x55556003c6e0, 24 [pid 5808] set_robust_list(0x55556003c6e0, 24 [pid 5807] <... write resumed>) = 4 [pid 5809] <... set_robust_list resumed>) = 0 [pid 5808] <... set_robust_list resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5806, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5809] rt_sigprocmask(SIG_SETMASK, [] [pid 5807] close(3 [pid 5809] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [] [pid 5809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5807] <... close resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5808 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5809 [pid 5809] <... prctl resumed>) = 0 [pid 5808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5807] write(1, "executing program\n", 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5809] setpgid(0, 0 [pid 5808] <... prctl resumed>) = 0 executing program [pid 5807] <... write resumed>) = 18 [pid 5809] <... setpgid resumed>) = 0 [pid 5808] setpgid(0, 0 [pid 5804] +++ exited with 0 +++ [pid 5807] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] <... setpgid resumed>) = 0 [pid 5807] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5809] <... openat resumed>) = 3 [ 99.428872][ T5804] gadgetfs: bound to dummy_udc driver [pid 5808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5807] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5804, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5809] write(3, "1000", 4 [pid 5808] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5807] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5809] <... write resumed>) = 4 [pid 5809] close(3) = 0 [pid 5809] write(1, "executing program\n", 18 [pid 5808] write(3, "1000", 4 [pid 5809] <... write resumed>) = 18 [pid 5809] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5808] <... write resumed>) = 4 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5809] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5808] close(3 [pid 5809] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5808] <... close resumed>) = 0 [pid 5809] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program executing program [pid 5808] write(1, "executing program\n", 18) = 18 ci2-upstream-fs/strace-static-x86_64: Process 5810 attached [pid 5809] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5808] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5807] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5810] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5810 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5810] <... set_robust_list resumed>) = 0 [pid 5808] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5807] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5810] rt_sigprocmask(SIG_SETMASK, [] [pid 5808] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5807] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5810] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5809] <... openat resumed>) = 3 [pid 5808] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5807] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5809] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5808] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5807] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 5811 attached [pid 5810] <... prctl resumed>) = 0 [pid 5807] <... openat resumed>) = 3 [pid 5808] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5811] set_robust_list(0x55556003c6e0, 24 [pid 5810] setpgid(0, 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5811 [pid 5809] <... write resumed>) = 31 [pid 5808] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5807] exit_group(0 [pid 5811] <... set_robust_list resumed>) = 0 [pid 5810] <... setpgid resumed>) = 0 [pid 5808] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5807] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5811] rt_sigprocmask(SIG_SETMASK, [] [pid 5810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5809] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5808] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5811] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5810] <... openat resumed>) = 3 [pid 5809] <... openat resumed>) = 4 [pid 5808] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5810] write(3, "1000", 4 [pid 5809] exit_group(0 [pid 5808] exit_group(0 [pid 5807] +++ exited with 0 +++ [pid 5811] <... prctl resumed>) = 0 [pid 5810] <... write resumed>) = 4 [pid 5809] <... exit_group resumed>) = ? [pid 5808] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5807, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5811] setpgid(0, 0 [pid 5810] close(3 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5811] <... setpgid resumed>) = 0 [pid 5810] <... close resumed>) = 0 [pid 5811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 5810] write(1, "executing program\n", 18) = 18 [pid 5811] <... openat resumed>) = 3 [pid 5810] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5811] write(3, "1000", 4 [pid 5810] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5808] +++ exited with 0 +++ [pid 5811] <... write resumed>) = 4 [pid 5810] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5808, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5811] close(3 [pid 5810] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5811] <... close resumed>) = 0 [pid 5809] +++ exited with 0 +++ [pid 5810] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... restart_syscall resumed>) = 0 [pid 5811] write(1, "executing program\n", 18 [pid 5810] <... openat resumed>) = 3 executing program [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5809, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5811] <... write resumed>) = 18 [pid 5810] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5811] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5811] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5812 ci2-upstream-fs/strace-static-x86_64: Process 5812 attached ci2-upstream-fs/strace-static-x86_64: Process 5813 attached [pid 5811] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5810] <... write resumed>) = 31 [ 99.526841][ T5809] gadgetfs: bound to dummy_udc driver [pid 5812] set_robust_list(0x55556003c6e0, 24 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5813] set_robust_list(0x55556003c6e0, 24 [pid 5811] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5811] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5810] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5813 [pid 5813] <... set_robust_list resumed>) = 0 [pid 5812] <... set_robust_list resumed>) = 0 [pid 5811] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5810] <... openat resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5813] rt_sigprocmask(SIG_SETMASK, [] [pid 5812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5811] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5810] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5813] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5812] <... prctl resumed>) = 0 [pid 5811] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5810] <... exit_group resumed>) = ? [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5813] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5812] setpgid(0, 0 [pid 5811] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5813] <... prctl resumed>) = 0 [pid 5812] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5814 attached [pid 5813] setpgid(0, 0 [pid 5811] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5814] set_robust_list(0x55556003c6e0, 24 [pid 5812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5810] +++ exited with 0 +++ [pid 5814] <... set_robust_list resumed>) = 0 [pid 5813] <... setpgid resumed>) = 0 [pid 5814] rt_sigprocmask(SIG_SETMASK, [] [pid 5813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5812] <... openat resumed>) = 3 [pid 5811] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5810, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5811] <... exit_group resumed>) = ? [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5814 [pid 5814] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5813] <... openat resumed>) = 3 [pid 5812] write(3, "1000", 4 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5814] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5813] write(3, "1000", 4 [pid 5812] <... write resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5814] <... prctl resumed>) = 0 [ 99.576458][ T5810] gadgetfs: bound to dummy_udc driver [pid 5813] <... write resumed>) = 4 [pid 5812] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5814] setpgid(0, 0 [pid 5813] close(3 [pid 5812] <... close resumed>) = 0 [pid 5811] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [pid 5814] <... setpgid resumed>) = 0 [pid 5813] <... close resumed>) = 0 [pid 5814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5811, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5812] write(1, "executing program\n", 18 [pid 5813] write(1, "executing program\n", 18 [pid 5814] <... openat resumed>) = 3 [pid 5812] <... write resumed>) = 18 executing program [pid 5812] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5813] <... write resumed>) = 18 executing program [pid 5812] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5814] write(3, "1000", 4 [pid 5813] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5812] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5814] <... write resumed>) = 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5813] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5812] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5814] close(3 [pid 5813] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5812] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5814] <... close resumed>) = 0 [pid 5813] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5812] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5814] write(1, "executing program\n", 18 executing program [pid 5813] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5815 attached [pid 5814] <... write resumed>) = 18 ci2-upstream-fs/strace-static-x86_64: Process 5816 attached [pid 5813] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5812] <... write resumed>) = 31 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5815 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5813] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5812] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5814] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5813] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5812] <... openat resumed>) = 4 [pid 5813] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5812] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5813] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5813] exit_group(0 [pid 5812] <... exit_group resumed>) = ? [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5816 [pid 5813] <... exit_group resumed>) = ? [pid 5816] set_robust_list(0x55556003c6e0, 24 [pid 5814] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5816] <... set_robust_list resumed>) = 0 [pid 5815] set_robust_list(0x55556003c6e0, 24 [pid 5814] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5815] <... set_robust_list resumed>) = 0 [pid 5814] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5816] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5815] rt_sigprocmask(SIG_SETMASK, [] [pid 5816] <... prctl resumed>) = 0 [pid 5815] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5816] setpgid(0, 0 [pid 5814] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5816] <... setpgid resumed>) = 0 [pid 5816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5815] <... prctl resumed>) = 0 [pid 5814] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5813] +++ exited with 0 +++ [pid 5815] setpgid(0, 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5813, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5816] <... openat resumed>) = 3 [pid 5814] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5815] <... setpgid resumed>) = 0 [pid 5814] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5816] write(3, "1000", 4) = 4 [pid 5815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5814] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5816] close(3 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5815] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5816] <... close resumed>) = 0 [pid 5816] write(1, "executing program\n", 18 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5816] <... write resumed>) = 18 [pid 5815] write(3, "1000", 4 [pid 5814] exit_group(0 executing program [pid 5816] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5815] <... write resumed>) = 4 [pid 5814] <... exit_group resumed>) = ? [pid 5815] close(3) = 0 [pid 5815] write(1, "executing program\n", 18 [pid 5816] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5815] <... write resumed>) = 18 [pid 5812] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5812, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- executing program [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5816] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5815] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5814] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 5817 attached [pid 5817] set_robust_list(0x55556003c6e0, 24 [pid 5816] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5817 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5814, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5817] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5817] rt_sigprocmask(SIG_SETMASK, [] [pid 5816] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5815] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5817] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5815] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5817] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5816] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5817] <... prctl resumed>) = 0 [pid 5815] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5817] setpgid(0, 0 [pid 5816] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5815] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5817] <... setpgid resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5815] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ci2-upstream-fs/strace-static-x86_64: Process 5818 attached [pid 5815] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5817] write(3, "1000", 4 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5818] set_robust_list(0x55556003c6e0, 24 [pid 5817] <... write resumed>) = 4 [pid 5815] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5818 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5815] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5818] <... set_robust_list resumed>) = 0 [pid 5817] close(3 [pid 5815] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5819 attached [pid 5818] rt_sigprocmask(SIG_SETMASK, [] [pid 5817] <... close resumed>) = 0 [ 99.649242][ T5812] gadgetfs: bound to dummy_udc driver [pid 5815] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5818] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5817] write(1, "executing program\n", 18 [pid 5819] set_robust_list(0x55556003c6e0, 24 [pid 5815] <... exit_group resumed>) = ? [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5819 [pid 5819] <... set_robust_list resumed>) = 0 executing program [pid 5818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5817] <... write resumed>) = 18 [pid 5818] setpgid(0, 0 [pid 5817] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5818] <... setpgid resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5819] rt_sigprocmask(SIG_SETMASK, [] [pid 5818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5817] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5819] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5817] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5818] <... openat resumed>) = 3 [pid 5815] +++ exited with 0 +++ [pid 5818] write(3, "1000", 4) = 4 [pid 5819] <... prctl resumed>) = 0 [pid 5818] close(3 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5819] setpgid(0, 0 [pid 5816] <... write resumed>) = 31 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5819] <... setpgid resumed>) = 0 [pid 5816] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5818] <... close resumed>) = 0 [pid 5817] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5819] <... openat resumed>) = 3 [pid 5818] write(1, "executing program\n", 18 executing program [pid 5817] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5818] <... write resumed>) = 18 [pid 5817] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5819] write(3, "1000", 4) = 4 [pid 5818] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5819] close(3 [pid 5818] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5817] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5818] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5817] <... write resumed>) = -1 EBADF (Bad file descriptor) ci2-upstream-fs/strace-static-x86_64: Process 5820 attached [pid 5819] <... close resumed>) = 0 [pid 5818] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5817] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5816] <... openat resumed>) = 4 [pid 5820] set_robust_list(0x55556003c6e0, 24 executing program [pid 5819] write(1, "executing program\n", 18) = 18 [pid 5816] exit_group(0 [pid 5820] <... set_robust_list resumed>) = 0 [pid 5817] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5820 [pid 5820] rt_sigprocmask(SIG_SETMASK, [] [pid 5818] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5816] <... exit_group resumed>) = ? [pid 5819] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5817] exit_group(0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5818] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5818] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5820] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5818] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5818] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5817] <... exit_group resumed>) = ? [pid 5818] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5820] <... prctl resumed>) = 0 [pid 5819] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5818] exit_group(0 [pid 5820] setpgid(0, 0) = 0 [pid 5818] <... exit_group resumed>) = ? [pid 5820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5819] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5817] +++ exited with 0 +++ [pid 5819] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5817, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5820] <... openat resumed>) = 3 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5818] +++ exited with 0 +++ [pid 5819] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5819] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5820] write(3, "1000", 4 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5820] <... write resumed>) = 4 [pid 5819] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5816] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5820] close(3 [pid 5819] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5816, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5820] <... close resumed>) = 0 [pid 5819] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR executing program [pid 5820] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 5821 attached ) = 18 [pid 5819] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5821] set_robust_list(0x55556003c6e0, 24 [pid 5820] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5819] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5821 [ 99.724986][ T5816] gadgetfs: bound to dummy_udc driver [pid 5821] <... set_robust_list resumed>) = 0 [pid 5820] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5819] <... exit_group resumed>) = ? [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5821] rt_sigprocmask(SIG_SETMASK, [] [pid 5820] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5820] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5819] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5819, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5821] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5821] setpgid(0, 0 [pid 5820] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5821] <... setpgid resumed>) = 0 [pid 5821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 5822 attached ci2-upstream-fs/strace-static-x86_64: Process 5823 attached [pid 5822] set_robust_list(0x55556003c6e0, 24 [pid 5821] <... openat resumed>) = 3 [pid 5820] <... openat resumed>) = 3 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5820] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5822 [pid 5823] set_robust_list(0x55556003c6e0, 24 [pid 5822] <... set_robust_list resumed>) = 0 [pid 5821] write(3, "1000", 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5823 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5823] <... set_robust_list resumed>) = 0 [pid 5822] rt_sigprocmask(SIG_SETMASK, [] [pid 5821] <... write resumed>) = 4 [pid 5823] rt_sigprocmask(SIG_SETMASK, [] [pid 5822] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5821] close(3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5823] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5821] <... close resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5822] <... prctl resumed>) = 0 [pid 5821] write(1, "executing program\n", 18 executing program [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5823] <... prctl resumed>) = 0 [pid 5822] setpgid(0, 0 [pid 5821] <... write resumed>) = 18 [pid 5823] setpgid(0, 0 [pid 5822] <... setpgid resumed>) = 0 [pid 5821] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5823] <... setpgid resumed>) = 0 [pid 5823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5821] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5821] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 5824 attached [pid 5824] set_robust_list(0x55556003c6e0, 24 [pid 5823] <... openat resumed>) = 3 [pid 5822] <... openat resumed>) = 3 [pid 5821] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5824] <... set_robust_list resumed>) = 0 [pid 5823] write(3, "1000", 4 [pid 5820] <... write resumed>) = 31 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5824 [pid 5824] rt_sigprocmask(SIG_SETMASK, [] [pid 5823] <... write resumed>) = 4 [pid 5822] write(3, "1000", 4 [pid 5821] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5820] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5824] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5823] close(3 [pid 5822] <... write resumed>) = 4 [pid 5821] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5820] <... openat resumed>) = 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5823] <... close resumed>) = 0 [pid 5822] close(3 [pid 5821] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5824] <... prctl resumed>) = 0 [pid 5823] write(1, "executing program\n", 18 [pid 5822] <... close resumed>) = 0 [pid 5821] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5820] exit_group(0 [pid 5824] setpgid(0, 0 [pid 5823] <... write resumed>) = 18 executing program [pid 5822] write(1, "executing program\n", 18 [pid 5821] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5824] <... setpgid resumed>) = 0 [pid 5823] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5822] <... write resumed>) = 18 [pid 5820] <... exit_group resumed>) = ? [pid 5824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5821] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5823] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5822] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5823] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5822] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5821] exit_group(0 [pid 5824] <... openat resumed>) = 3 [pid 5823] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5822] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5821] <... exit_group resumed>) = ? [pid 5824] write(3, "1000", 4 [pid 5822] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5824] <... write resumed>) = 4 [pid 5824] close(3 [pid 5823] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5824] <... close resumed>) = 0 [pid 5823] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5822] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5823] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5822] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5824] write(1, "executing program\n", 18 [pid 5823] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5822] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5821] +++ exited with 0 +++ [pid 5824] <... write resumed>) = 18 [pid 5823] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5822] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5824] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5823] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5822] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5821, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5824] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5823] exit_group(0 [pid 5822] exit_group(0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5824] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5823] <... exit_group resumed>) = ? [pid 5822] <... exit_group resumed>) = ? [pid 5824] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5824] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5823] +++ exited with 0 +++ [pid 5824] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5822] +++ exited with 0 +++ [pid 5820] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 5824] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5820, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5824] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5824] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5824] exit_group(0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5824] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5824] +++ exited with 0 +++ [ 99.821049][ T5820] gadgetfs: bound to dummy_udc driver [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5825 attached ci2-upstream-fs/strace-static-x86_64: Process 5828 attached ci2-upstream-fs/strace-static-x86_64: Process 5827 attached ci2-upstream-fs/strace-static-x86_64: Process 5826 attached [pid 5825] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5825 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5828] set_robust_list(0x55556003c6e0, 24 [pid 5825] <... set_robust_list resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5828 [pid 5828] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5825] rt_sigprocmask(SIG_SETMASK, [] [pid 5828] rt_sigprocmask(SIG_SETMASK, [] [pid 5827] set_robust_list(0x55556003c6e0, 24 [pid 5826] set_robust_list(0x55556003c6e0, 24 [pid 5825] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5826 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5827 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5828] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5827] <... set_robust_list resumed>) = 0 [pid 5826] <... set_robust_list resumed>) = 0 [pid 5825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5828] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5827] rt_sigprocmask(SIG_SETMASK, [] [pid 5826] rt_sigprocmask(SIG_SETMASK, [] [pid 5825] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5828] <... prctl resumed>) = 0 [pid 5827] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5826] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5825] setpgid(0, 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5828] setpgid(0, 0 [pid 5827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5825] <... setpgid resumed>) = 0 [pid 5828] <... setpgid resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5827] <... prctl resumed>) = 0 [pid 5826] <... prctl resumed>) = 0 [pid 5827] setpgid(0, 0 [pid 5826] setpgid(0, 0 [pid 5827] <... setpgid resumed>) = 0 [pid 5826] <... setpgid resumed>) = 0 [pid 5827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 5829 attached [pid 5828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5826] <... openat resumed>) = 3 [pid 5825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5826] write(3, "1000", 4 [pid 5828] <... openat resumed>) = 3 [pid 5826] <... write resumed>) = 4 [pid 5826] close(3 [pid 5825] <... openat resumed>) = 3 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5829 [pid 5829] set_robust_list(0x55556003c6e0, 24 [pid 5828] write(3, "1000", 4 [pid 5827] <... openat resumed>) = 3 [pid 5826] <... close resumed>) = 0 [pid 5825] write(3, "1000", 4 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5829] <... set_robust_list resumed>) = 0 [pid 5828] <... write resumed>) = 4 [pid 5825] <... write resumed>) = 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5828] close(3 [pid 5825] close(3 [pid 5828] <... close resumed>) = 0 [pid 5825] <... close resumed>) = 0 [pid 5829] rt_sigprocmask(SIG_SETMASK, [] [pid 5827] write(3, "1000", 4 executing program [pid 5826] write(1, "executing program\n", 18 [pid 5828] write(1, "executing program\n", 18 executing program executing program [pid 5825] write(1, "executing program\n", 18 [pid 5827] <... write resumed>) = 4 [pid 5826] <... write resumed>) = 18 [pid 5829] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5828] <... write resumed>) = 18 [pid 5827] close(3 [pid 5829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5826] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5825] <... write resumed>) = 18 [pid 5829] <... prctl resumed>) = 0 [pid 5828] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5827] <... close resumed>) = 0 [pid 5826] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5827] write(1, "executing program\n", 18 executing program [pid 5826] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5825] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5829] setpgid(0, 0 [pid 5828] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5827] <... write resumed>) = 18 [pid 5826] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5829] <... setpgid resumed>) = 0 [pid 5828] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5827] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5825] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5826] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5828] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5827] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5826] <... openat resumed>) = 3 [pid 5825] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5829] <... openat resumed>) = 3 [pid 5827] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5826] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5825] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5829] write(3, "1000", 4 [pid 5828] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5829] <... write resumed>) = 4 [pid 5828] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5827] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5825] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5829] close(3 [pid 5828] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5827] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5828] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5829] <... close resumed>) = 0 [pid 5827] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5829] write(1, "executing program\n", 18 [pid 5828] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5827] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5829] <... write resumed>) = 18 executing program [pid 5829] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5828] <... openat resumed>) = 3 [pid 5827] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5825] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5829] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5828] exit_group(0 [pid 5827] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5826] <... write resumed>) = 31 [pid 5825] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5827] exit_group(0 [pid 5826] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5827] <... exit_group resumed>) = ? [pid 5826] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5825] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5829] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5828] <... exit_group resumed>) = ? [pid 5826] exit_group(0 [pid 5829] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5826] <... exit_group resumed>) = ? [pid 5825] exit_group(0 [pid 5829] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5825] <... exit_group resumed>) = ? [pid 5827] +++ exited with 0 +++ [pid 5829] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5828] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5829] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5829] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5829] exit_group(0) = ? [pid 5825] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5826] +++ exited with 0 +++ [pid 5829] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5826, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5830 attached [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 5830] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5830] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5830 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5832 attached ci2-upstream-fs/strace-static-x86_64: Process 5831 attached [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5831 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5832 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5830] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5833 attached [pid 5832] set_robust_list(0x55556003c6e0, 24 [pid 5831] set_robust_list(0x55556003c6e0, 24 [pid 5830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5833] set_robust_list(0x55556003c6e0, 24 [pid 5832] <... set_robust_list resumed>) = 0 [pid 5831] <... set_robust_list resumed>) = 0 [pid 5830] <... prctl resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5833 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5832] rt_sigprocmask(SIG_SETMASK, [] [pid 5831] rt_sigprocmask(SIG_SETMASK, [] [pid 5830] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5833] <... set_robust_list resumed>) = 0 [pid 5832] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5831] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5830] <... setpgid resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5833] rt_sigprocmask(SIG_SETMASK, [] [pid 5832] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5833] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5832] <... prctl resumed>) = 0 [pid 5831] <... prctl resumed>) = 0 [pid 5830] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 5834 attached [pid 5833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5832] setpgid(0, 0 [pid 5831] setpgid(0, 0 [pid 5834] set_robust_list(0x55556003c6e0, 24 [pid 5833] <... prctl resumed>) = 0 [pid 5832] <... setpgid resumed>) = 0 [pid 5831] <... setpgid resumed>) = 0 [ 99.940062][ T5826] gadgetfs: bound to dummy_udc driver [pid 5830] write(3, "1000", 4 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5834 [pid 5834] <... set_robust_list resumed>) = 0 [pid 5833] setpgid(0, 0 [pid 5832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5830] <... write resumed>) = 4 [pid 5834] rt_sigprocmask(SIG_SETMASK, [] [pid 5833] <... setpgid resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5834] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5831] <... openat resumed>) = 3 [pid 5830] close(3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5833] <... openat resumed>) = 3 [pid 5832] <... openat resumed>) = 3 [pid 5831] write(3, "1000", 4 [pid 5830] <... close resumed>) = 0 [pid 5834] <... prctl resumed>) = 0 [pid 5830] write(1, "executing program\n", 18 [pid 5833] write(3, "1000", 4 [pid 5832] write(3, "1000", 4 [pid 5831] <... write resumed>) = 4 [pid 5830] <... write resumed>) = 18 [pid 5834] setpgid(0, 0 [pid 5832] <... write resumed>) = 4 [pid 5831] close(3 [pid 5830] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5831] <... close resumed>) = 0 [pid 5834] <... setpgid resumed>) = 0 [pid 5831] write(1, "executing program\n", 18 [pid 5830] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5832] close(3 [pid 5831] <... write resumed>) = 18 [pid 5830] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5832] <... close resumed>) = 0 [pid 5831] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5830] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5832] write(1, "executing program\n", 18 [pid 5831] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5832] <... write resumed>) = 18 [pid 5831] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5830] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5834] <... openat resumed>) = 3 [pid 5833] <... write resumed>) = 4 executing program executing program executing program [pid 5832] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5831] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5830] <... openat resumed>) = 3 [pid 5834] write(3, "1000", 4) = 4 [pid 5832] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5834] close(3 [pid 5833] close(3 [pid 5832] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5831] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5830] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5834] <... close resumed>) = 0 [pid 5833] <... close resumed>) = 0 [pid 5834] write(1, "executing program\n", 18 executing program executing program [pid 5833] write(1, "executing program\n", 18 [pid 5832] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5831] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5834] <... write resumed>) = 18 [pid 5833] <... write resumed>) = 18 [pid 5832] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5831] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5830] <... write resumed>) = 31 [pid 5834] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5832] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5831] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5833] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5832] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5831] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5830] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5832] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5831] <... openat resumed>) = 3 [pid 5830] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5832] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5832] exit_group(0 [pid 5831] exit_group(0 [pid 5830] exit_group(0 [pid 5834] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5833] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5832] <... exit_group resumed>) = ? [pid 5834] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5833] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5831] <... exit_group resumed>) = ? [pid 5830] <... exit_group resumed>) = ? [pid 5834] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5833] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5833] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5834] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5833] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5834] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5833] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5834] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5833] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5832] +++ exited with 0 +++ [pid 5831] +++ exited with 0 +++ [pid 5830] +++ exited with 0 +++ [pid 5834] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5833] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5832, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5834] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5833] exit_group(0) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5834] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5833] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5834] exit_group(0) = ? [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5834] +++ exited with 0 +++ [ 100.029358][ T5830] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 5837 attached ci2-upstream-fs/strace-static-x86_64: Process 5836 attached ci2-upstream-fs/strace-static-x86_64: Process 5835 attached [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5835 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5834, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5836 [pid 5836] set_robust_list(0x55556003c6e0, 24 [pid 5837] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5837 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5837] <... set_robust_list resumed>) = 0 [pid 5836] <... set_robust_list resumed>) = 0 [pid 5835] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... restart_syscall resumed>) = 0 [pid 5836] rt_sigprocmask(SIG_SETMASK, [] [pid 5835] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5837] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5835] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5836] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5837] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5835] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5838 attached [pid 5837] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5836] <... prctl resumed>) = 0 [pid 5835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] set_robust_list(0x55556003c6e0, 24 [pid 5836] setpgid(0, 0 [pid 5835] <... prctl resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5838 [pid 5838] <... set_robust_list resumed>) = 0 [pid 5836] <... setpgid resumed>) = 0 [pid 5835] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5838] rt_sigprocmask(SIG_SETMASK, [] [pid 5836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5835] <... setpgid resumed>) = 0 [pid 5838] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5837] <... prctl resumed>) = 0 [pid 5836] <... openat resumed>) = 3 [pid 5835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5839 attached [pid 5838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5837] setpgid(0, 0 [pid 5836] write(3, "1000", 4 [pid 5837] <... setpgid resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5839 [pid 5836] <... write resumed>) = 4 [pid 5839] set_robust_list(0x55556003c6e0, 24 [pid 5838] <... prctl resumed>) = 0 [pid 5837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5836] close(3 [pid 5835] <... openat resumed>) = 3 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5839] <... set_robust_list resumed>) = 0 [pid 5838] setpgid(0, 0) = 0 [pid 5839] rt_sigprocmask(SIG_SETMASK, [] [pid 5838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5837] <... openat resumed>) = 3 [pid 5836] <... close resumed>) = 0 [pid 5835] write(3, "1000", 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5839] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5837] write(3, "1000", 4 executing program [pid 5836] write(1, "executing program\n", 18 [pid 5835] <... write resumed>) = 4 [pid 5839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] write(3, "1000", 4 [pid 5837] <... write resumed>) = 4 [pid 5836] <... write resumed>) = 18 [pid 5835] close(3 [pid 5839] <... prctl resumed>) = 0 [pid 5838] <... write resumed>) = 4 [pid 5837] close(3 [pid 5839] setpgid(0, 0 [pid 5838] close(3 [pid 5837] <... close resumed>) = 0 [pid 5836] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5835] <... close resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5839] <... setpgid resumed>) = 0 [pid 5837] write(1, "executing program\n", 18 [pid 5838] write(1, "executing program\n", 18 [pid 5837] <... write resumed>) = 18 [pid 5836] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5835] write(1, "executing program\n", 18 executing program executing program executing program [pid 5839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] <... write resumed>) = 18 [pid 5836] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5835] <... write resumed>) = 18 [pid 5837] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5836] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5835] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5839] <... openat resumed>) = 3 [pid 5835] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5835] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5838] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5837] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5836] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5835] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5839] write(3, "1000", 4 [pid 5838] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5837] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5836] <... openat resumed>) = 3 [pid 5835] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5837] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5836] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5839] <... write resumed>) = 4 [pid 5838] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5839] close(3 [pid 5838] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5837] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5835] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5839] <... close resumed>) = 0 [pid 5838] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5835] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5839] write(1, "executing program\n", 18 [pid 5838] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5837] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5835] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5839] <... write resumed>) = 18 [pid 5838] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5837] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5838] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5837] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5839] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5838] <... openat resumed>) = 3 [pid 5837] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5835] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5838] exit_group(0 [pid 5837] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5835] exit_group(0 [pid 5839] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5838] <... exit_group resumed>) = ? [pid 5837] exit_group(0 [pid 5835] <... exit_group resumed>) = ? [pid 5839] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5837] <... exit_group resumed>) = ? [pid 5835] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5835, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5839] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5837] +++ exited with 0 +++ [pid 5838] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5839] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5836] <... write resumed>) = 31 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5839] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5840 attached [pid 5839] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5836] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5840] set_robust_list(0x55556003c6e0, 24 [pid 5839] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5836] <... openat resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5840 [pid 5840] <... set_robust_list resumed>) = 0 [pid 5839] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5836] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5839] exit_group(0 [pid 5836] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5841 attached [pid 5840] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5842 attached [pid 5841] set_robust_list(0x55556003c6e0, 24 [pid 5839] <... exit_group resumed>) = ? [pid 5836] +++ exited with 0 +++ [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5841 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5842] set_robust_list(0x55556003c6e0, 24 [pid 5841] <... set_robust_list resumed>) = 0 [pid 5840] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5842 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5842] <... set_robust_list resumed>) = 0 [pid 5841] rt_sigprocmask(SIG_SETMASK, [] [pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5842] rt_sigprocmask(SIG_SETMASK, [] [pid 5841] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5840] <... prctl resumed>) = 0 [pid 5839] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5842] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] setpgid(0, 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... prctl resumed>) = 0 [pid 5840] <... setpgid resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5842] <... prctl resumed>) = 0 [pid 5841] setpgid(0, 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] setpgid(0, 0 [pid 5841] <... setpgid resumed>) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5842] <... setpgid resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 5843 attached [pid 5842] <... openat resumed>) = 3 [pid 5843] set_robust_list(0x55556003c6e0, 24 [pid 5840] write(3, "1000", 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5843 [pid 5842] write(3, "1000", 4 [pid 5841] <... openat resumed>) = 3 [pid 5842] <... write resumed>) = 4 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5843] <... set_robust_list resumed>) = 0 [pid 5842] close(3 [pid 5840] <... write resumed>) = 4 [pid 5842] <... close resumed>) = 0 [ 100.183123][ T5836] gadgetfs: bound to dummy_udc driver [pid 5842] write(1, "executing program\n", 18 [pid 5843] rt_sigprocmask(SIG_SETMASK, [] [pid 5840] close(3 [pid 5841] write(3, "1000", 4 [pid 5843] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5842] <... write resumed>) = 18 [pid 5840] <... close resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... restart_syscall resumed>) = 0 executing program [pid 5842] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5841] <... write resumed>) = 4 [pid 5842] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5841] close(3 [pid 5843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5843] <... prctl resumed>) = 0 [pid 5842] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5841] <... close resumed>) = 0 [pid 5840] write(1, "executing program\n", 18 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 5843] setpgid(0, 0 [pid 5841] write(1, "executing program\n", 18 [pid 5840] <... write resumed>) = 18 executing program [pid 5843] <... setpgid resumed>) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5841] <... write resumed>) = 18 [pid 5840] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5842] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5841] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5840] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 5844 attached [pid 5843] <... openat resumed>) = 3 [pid 5841] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5840] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5844] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5841] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5840] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5844 [pid 5844] rt_sigprocmask(SIG_SETMASK, [] [pid 5843] write(3, "1000", 4 [pid 5841] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5840] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5844] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5842] <... write resumed>) = 31 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5844] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... write resumed>) = 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5843] close(3 [pid 5841] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5840] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5841] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5844] <... prctl resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5842] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5844] setpgid(0, 0 [pid 5843] write(1, "executing program\n", 18 executing program [pid 5841] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5840] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5844] <... setpgid resumed>) = 0 [pid 5843] <... write resumed>) = 18 [pid 5842] <... openat resumed>) = 4 [pid 5841] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5842] exit_group(0 [pid 5840] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5844] <... openat resumed>) = 3 [pid 5843] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5842] <... exit_group resumed>) = ? [pid 5841] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5840] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5844] write(3, "1000", 4 [pid 5843] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5841] exit_group(0 [pid 5840] exit_group(0 [pid 5844] <... write resumed>) = 4 [pid 5843] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5841] <... exit_group resumed>) = ? [pid 5840] <... exit_group resumed>) = ? [pid 5844] close(3) = 0 [pid 5844] write(1, "executing program\n", 18 executing program [pid 5843] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5844] <... write resumed>) = 18 [pid 5843] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5844] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5843] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5841] +++ exited with 0 +++ [pid 5843] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] +++ exited with 0 +++ [pid 5844] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5841, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5844] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5843] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5843] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5842] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5844] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5843] exit_group(0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5842, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... restart_syscall resumed>) = 0 [pid 5843] <... exit_group resumed>) = ? [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5844] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... restart_syscall resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5844] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5846 attached ci2-upstream-fs/strace-static-x86_64: Process 5845 attached [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5846 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5845 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] set_robust_list(0x55556003c6e0, 24 [pid 5846] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5846] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5847 attached [ 100.269296][ T5842] gadgetfs: bound to dummy_udc driver [pid 5845] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5847 ci2-upstream-fs/strace-static-x86_64: Process 5848 attached [pid 5847] set_robust_list(0x55556003c6e0, 24 [pid 5845] rt_sigprocmask(SIG_SETMASK, [] [pid 5846] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5844] <... write resumed>) = 31 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5847] <... set_robust_list resumed>) = 0 [pid 5845] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5844] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5848] set_robust_list(0x55556003c6e0, 24 [pid 5847] rt_sigprocmask(SIG_SETMASK, [] [pid 5845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... openat resumed>) = 4 [pid 5846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5848 [pid 5848] <... set_robust_list resumed>) = 0 [pid 5847] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5845] <... prctl resumed>) = 0 [pid 5846] <... prctl resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5848] rt_sigprocmask(SIG_SETMASK, [] [pid 5847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5845] setpgid(0, 0 [pid 5846] setpgid(0, 0 [pid 5844] exit_group(0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5848] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5847] <... prctl resumed>) = 0 [pid 5845] <... setpgid resumed>) = 0 [pid 5846] <... setpgid resumed>) = 0 [pid 5848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] setpgid(0, 0 [pid 5845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] <... exit_group resumed>) = ? [pid 5848] <... prctl resumed>) = 0 [pid 5848] setpgid(0, 0 [pid 5847] <... setpgid resumed>) = 0 [pid 5846] <... openat resumed>) = 3 [pid 5848] <... setpgid resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5845] <... openat resumed>) = 3 [pid 5846] write(3, "1000", 4 [pid 5848] <... openat resumed>) = 3 [pid 5847] <... openat resumed>) = 3 [pid 5845] write(3, "1000", 4 [pid 5846] <... write resumed>) = 4 [pid 5848] write(3, "1000", 4 [pid 5847] write(3, "1000", 4 [pid 5845] <... write resumed>) = 4 [pid 5846] close(3 [pid 5848] <... write resumed>) = 4 [pid 5845] close(3 [pid 5848] close(3 [pid 5846] <... close resumed>) = 0 [pid 5845] <... close resumed>) = 0 [pid 5848] <... close resumed>) = 0 [pid 5847] <... write resumed>) = 4 executing program [pid 5846] write(1, "executing program\n", 18 [pid 5848] write(1, "executing program\n", 18 executing program [pid 5847] close(3 [pid 5845] write(1, "executing program\n", 18 [pid 5846] <... write resumed>) = 18 [pid 5848] <... write resumed>) = 18 [pid 5847] <... close resumed>) = 0 [pid 5848] mkdirat(AT_FDCWD, "./gadget", 0777 executing program executing program [pid 5847] write(1, "executing program\n", 18 [pid 5848] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5847] <... write resumed>) = 18 [pid 5845] <... write resumed>) = 18 [pid 5846] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5844] +++ exited with 0 +++ [pid 5845] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5848] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5847] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5846] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5845] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5848] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5847] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5845] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5846] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5844, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5847] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5846] <... mount resumed>) = -1 EBUSY (Device or resource busy) [ 100.337129][ T5844] gadgetfs: bound to dummy_udc driver [pid 5848] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5848] <... openat resumed>) = 3 [pid 5847] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5845] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5846] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... restart_syscall resumed>) = 0 [pid 5848] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5847] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5847] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5847] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5847] exit_group(0 [pid 5848] <... write resumed>) = 31 [pid 5845] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5846] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5847] <... exit_group resumed>) = ? [pid 5845] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5846] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5848] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5845] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5846] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5848] <... openat resumed>) = 4 [pid 5847] +++ exited with 0 +++ [pid 5845] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5846] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5848] exit_group(0 [pid 5845] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5846] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... exit_group resumed>) = ? [pid 5845] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5846] exit_group(0 [pid 5845] exit_group(0 [pid 5846] <... exit_group resumed>) = ? [pid 5845] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5849 attached [pid 5849] set_robust_list(0x55556003c6e0, 24 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5849 [pid 5849] <... set_robust_list resumed>) = 0 [pid 5849] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5849] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5846] +++ exited with 0 +++ [pid 5845] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5849] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5850 attached [pid 5849] setpgid(0, 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5849] <... setpgid resumed>) = 0 [pid 5850] set_robust_list(0x55556003c6e0, 24 [pid 5849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5850 [pid 5850] <... set_robust_list resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5850] rt_sigprocmask(SIG_SETMASK, [] [pid 5849] write(3, "1000", 4 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5848, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5850] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5849] <... write resumed>) = 4 [pid 5850] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] close(3 [pid 5850] <... prctl resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5850] setpgid(0, 0 [pid 5849] write(1, "executing program\n", 18 [pid 5850] <... setpgid resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] <... write resumed>) = 18 executing program [ 100.411782][ T5848] gadgetfs: bound to dummy_udc driver [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 5851 attached ci2-upstream-fs/strace-static-x86_64: Process 5853 attached ci2-upstream-fs/strace-static-x86_64: Process 5852 attached [pid 5850] <... openat resumed>) = 3 [pid 5849] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5851 [pid 5850] write(3, "1000", 4 [pid 5849] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5853 [pid 5853] set_robust_list(0x55556003c6e0, 24 [pid 5850] <... write resumed>) = 4 [pid 5849] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5853] <... set_robust_list resumed>) = 0 [pid 5852] set_robust_list(0x55556003c6e0, 24 [pid 5850] close(3 [pid 5849] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5851] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5852 [pid 5853] rt_sigprocmask(SIG_SETMASK, [] [pid 5852] <... set_robust_list resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5850] write(1, "executing program\n", 18 [pid 5852] rt_sigprocmask(SIG_SETMASK, [] [pid 5851] <... set_robust_list resumed>) = 0 [pid 5850] <... write resumed>) = 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5853] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5850] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 5849] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5851] rt_sigprocmask(SIG_SETMASK, [] [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5850] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5853] <... prctl resumed>) = 0 [pid 5852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5851] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5850] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5853] setpgid(0, 0 [pid 5850] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5852] <... prctl resumed>) = 0 [pid 5851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5850] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5853] <... setpgid resumed>) = 0 [pid 5852] setpgid(0, 0 [pid 5851] <... prctl resumed>) = 0 [pid 5853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... setpgid resumed>) = 0 [pid 5850] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5851] setpgid(0, 0 [pid 5850] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5849] <... write resumed>) = 31 [pid 5853] <... openat resumed>) = 3 [pid 5852] <... openat resumed>) = 3 [pid 5851] <... setpgid resumed>) = 0 [pid 5852] write(3, "1000", 4 [pid 5851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5853] write(3, "1000", 4 [pid 5852] <... write resumed>) = 4 [pid 5851] <... openat resumed>) = 3 [pid 5850] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5849] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5853] <... write resumed>) = 4 [pid 5852] close(3 [pid 5850] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5853] close(3 [pid 5852] <... close resumed>) = 0 [pid 5851] write(3, "1000", 4 [pid 5850] <... openat resumed>) = 3 [pid 5853] <... close resumed>) = 0 [pid 5852] write(1, "executing program\n", 18 [pid 5851] <... write resumed>) = 4 executing program [pid 5849] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5853] write(1, "executing program\n", 18 [pid 5852] <... write resumed>) = 18 [pid 5850] exit_group(0 [pid 5849] exit_group(0 [pid 5853] <... write resumed>) = 18 [pid 5852] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5850] <... exit_group resumed>) = ? [pid 5849] <... exit_group resumed>) = ? [pid 5853] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5852] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5851] close(3 [pid 5853] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5852] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5851] <... close resumed>) = 0 executing program [pid 5853] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5852] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5851] write(1, "executing program\n", 18 [pid 5853] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5851] <... write resumed>) = 18 [pid 5853] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5852] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5851] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5853] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5852] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5851] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5853] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5852] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5851] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5853] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5852] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5851] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5853] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5852] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5853] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5851] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5853] exit_group(0 [pid 5852] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5851] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5853] <... exit_group resumed>) = ? [pid 5852] exit_group(0 [pid 5851] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5850] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5850, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5851] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5852] <... exit_group resumed>) = ? [pid 5851] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5853] +++ exited with 0 +++ [pid 5851] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5853, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... restart_syscall resumed>) = 0 [pid 5851] <... exit_group resumed>) = ? [pid 5849] +++ exited with 0 +++ [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5852] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5849, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5851] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5854 attached ci2-upstream-fs/strace-static-x86_64: Process 5855 attached [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5854 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5855] set_robust_list(0x55556003c6e0, 24 [ 100.498989][ T5849] gadgetfs: bound to dummy_udc driver [pid 5854] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5855 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] <... set_robust_list resumed>) = 0 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] rt_sigprocmask(SIG_SETMASK, [] [pid 5854] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5854] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5855] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5856 attached [pid 5854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] set_robust_list(0x55556003c6e0, 24 [pid 5855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] <... set_robust_list resumed>) = 0 [pid 5856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5854] <... prctl resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5856 [pid 5854] setpgid(0, 0 [pid 5855] <... prctl resumed>) = 0 [pid 5855] setpgid(0, 0 [pid 5854] <... setpgid resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5855] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5857 attached [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5857 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5858 attached [pid 5857] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5857] rt_sigprocmask(SIG_SETMASK, [] [pid 5856] <... prctl resumed>) = 0 [pid 5855] <... openat resumed>) = 3 [pid 5858] set_robust_list(0x55556003c6e0, 24 [pid 5856] setpgid(0, 0 [pid 5855] write(3, "1000", 4 [pid 5854] <... openat resumed>) = 3 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5858 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5858] <... set_robust_list resumed>) = 0 [pid 5857] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5856] <... setpgid resumed>) = 0 [pid 5855] <... write resumed>) = 4 [pid 5854] write(3, "1000", 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5858] rt_sigprocmask(SIG_SETMASK, [] [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5855] close(3 [pid 5854] <... write resumed>) = 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5858] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5857] <... prctl resumed>) = 0 [pid 5855] <... close resumed>) = 0 [pid 5854] close(3 [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] <... openat resumed>) = 3 [pid 5854] <... close resumed>) = 0 [pid 5858] <... prctl resumed>) = 0 [pid 5857] setpgid(0, 0 [pid 5856] write(3, "1000", 4 [pid 5855] write(1, "executing program\n", 18 executing program [pid 5854] write(1, "executing program\n", 18 [pid 5858] setpgid(0, 0 [pid 5857] <... setpgid resumed>) = 0 executing program [pid 5856] <... write resumed>) = 4 [pid 5855] <... write resumed>) = 18 [pid 5854] <... write resumed>) = 18 [pid 5858] <... setpgid resumed>) = 0 [pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5856] close(3 [pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5855] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5854] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5858] <... openat resumed>) = 3 [pid 5857] <... openat resumed>) = 3 [pid 5856] <... close resumed>) = 0 [pid 5855] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5854] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5855] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5854] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5858] write(3, "1000", 4 [pid 5856] write(1, "executing program\n", 18 [pid 5857] write(3, "1000", 4 [pid 5858] <... write resumed>) = 4 [pid 5857] <... write resumed>) = 4 [pid 5856] <... write resumed>) = 18 executing program [pid 5855] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] close(3 [pid 5857] close(3 [pid 5856] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5854] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] <... close resumed>) = 0 [pid 5857] <... close resumed>) = 0 [pid 5856] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5855] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5854] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5858] write(1, "executing program\n", 18 [pid 5857] write(1, "executing program\n", 18 [pid 5856] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5855] <... openat resumed>) = 3 executing program executing program [pid 5854] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] <... write resumed>) = 18 [pid 5857] <... write resumed>) = 18 [pid 5856] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5855] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5854] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5858] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5857] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5854] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5858] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5857] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5856] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5854] <... openat resumed>) = 3 [pid 5858] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5857] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5856] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5856] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5854] exit_group(0 [pid 5855] <... write resumed>) = 31 [pid 5854] <... exit_group resumed>) = ? [pid 5858] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5856] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5858] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5856] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5858] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5856] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5856] exit_group(0 [pid 5857] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5855] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5854] +++ exited with 0 +++ [pid 5857] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... openat resumed>) = 4 [pid 5858] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5855] exit_group(0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5855] <... exit_group resumed>) = ? [pid 5858] exit_group(0 [pid 5857] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5856] <... exit_group resumed>) = ? [pid 5858] <... exit_group resumed>) = ? [pid 5858] +++ exited with 0 +++ [pid 5857] exit_group(0 [pid 5856] +++ exited with 0 +++ [pid 5857] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5857] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5857, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5859 attached [pid 5855] +++ exited with 0 +++ [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5860 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5859 ci2-upstream-fs/strace-static-x86_64: Process 5861 attached ci2-upstream-fs/strace-static-x86_64: Process 5860 attached [pid 5859] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5861 [pid 5861] set_robust_list(0x55556003c6e0, 24 [pid 5860] set_robust_list(0x55556003c6e0, 24 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5861] <... set_robust_list resumed>) = 0 [pid 5860] <... set_robust_list resumed>) = 0 [pid 5859] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5861] rt_sigprocmask(SIG_SETMASK, [] [pid 5860] rt_sigprocmask(SIG_SETMASK, [] [pid 5859] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5861] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5860] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5859] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5863 attached ci2-upstream-fs/strace-static-x86_64: Process 5862 attached [pid 5861] <... prctl resumed>) = 0 [pid 5860] <... prctl resumed>) = 0 [pid 5861] setpgid(0, 0 [pid 5863] set_robust_list(0x55556003c6e0, 24 [pid 5862] set_robust_list(0x55556003c6e0, 24 [pid 5861] <... setpgid resumed>) = 0 [pid 5859] setpgid(0, 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5862 [ 100.610763][ T5855] gadgetfs: bound to dummy_udc driver [pid 5863] <... set_robust_list resumed>) = 0 [pid 5862] <... set_robust_list resumed>) = 0 [pid 5860] setpgid(0, 0 [pid 5859] <... setpgid resumed>) = 0 [pid 5863] rt_sigprocmask(SIG_SETMASK, [] [pid 5862] rt_sigprocmask(SIG_SETMASK, [] [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5860] <... setpgid resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5863] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5862] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5861] <... openat resumed>) = 3 [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5859] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5863 [pid 5863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5861] write(3, "1000", 4 [pid 5860] <... openat resumed>) = 3 [pid 5859] write(3, "1000", 4 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5863] <... prctl resumed>) = 0 [pid 5862] <... prctl resumed>) = 0 [pid 5861] <... write resumed>) = 4 [pid 5863] setpgid(0, 0 [pid 5862] setpgid(0, 0 [pid 5861] close(3 [pid 5860] write(3, "1000", 4 [pid 5859] <... write resumed>) = 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5863] <... setpgid resumed>) = 0 [pid 5862] <... setpgid resumed>) = 0 [pid 5861] <... close resumed>) = 0 [pid 5860] <... write resumed>) = 4 [pid 5859] close(3 [pid 5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5861] write(1, "executing program\n", 18 [pid 5860] close(3 [pid 5859] <... close resumed>) = 0 [pid 5861] <... write resumed>) = 18 executing program [pid 5861] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5860] <... close resumed>) = 0 executing program [pid 5859] write(1, "executing program\n", 18 [pid 5863] <... openat resumed>) = 3 [pid 5860] write(1, "executing program\n", 18 [pid 5859] <... write resumed>) = 18 executing program [pid 5863] write(3, "1000", 4 [pid 5862] <... openat resumed>) = 3 [pid 5861] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5860] <... write resumed>) = 18 [pid 5859] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5863] <... write resumed>) = 4 [pid 5862] write(3, "1000", 4 [pid 5861] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5860] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5863] close(3 [pid 5862] <... write resumed>) = 4 [pid 5863] <... close resumed>) = 0 [pid 5862] close(3 [pid 5861] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5860] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5859] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program executing program [pid 5863] write(1, "executing program\n", 18 [pid 5862] <... close resumed>) = 0 [pid 5861] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5860] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5859] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5863] <... write resumed>) = 18 [pid 5862] write(1, "executing program\n", 18 [pid 5861] <... openat resumed>) = 3 [pid 5862] <... write resumed>) = 18 [pid 5863] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5862] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5861] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5860] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5859] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5863] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5862] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5860] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5859] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5863] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5862] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5860] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5859] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5863] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5862] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5860] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5859] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5862] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5861] <... write resumed>) = 31 [pid 5862] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5861] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5860] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5859] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5863] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5860] <... openat resumed>) = 3 [pid 5863] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5861] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5860] exit_group(0 [pid 5859] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5862] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5863] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5859] exit_group(0 [pid 5863] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] exit_group(0 [pid 5863] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5862] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5861] <... exit_group resumed>) = ? [pid 5860] <... exit_group resumed>) = ? [pid 5859] <... exit_group resumed>) = ? [pid 5863] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5862] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5863] exit_group(0 [pid 5862] exit_group(0 [pid 5863] <... exit_group resumed>) = ? [pid 5862] <... exit_group resumed>) = ? [pid 5860] +++ exited with 0 +++ [pid 5859] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5863] +++ exited with 0 +++ [pid 5862] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5861] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5861, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5864 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5864 attached [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5865 attached [pid 5864] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5865] set_robust_list(0x55556003c6e0, 24 [pid 5864] <... set_robust_list resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5865 ci2-upstream-fs/strace-static-x86_64: Process 5866 attached [pid 5865] <... set_robust_list resumed>) = 0 [pid 5864] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5866] set_robust_list(0x55556003c6e0, 24 [pid 5865] rt_sigprocmask(SIG_SETMASK, [] [pid 5864] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5866 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5866] <... set_robust_list resumed>) = 0 [pid 5865] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5866] rt_sigprocmask(SIG_SETMASK, [] [pid 5865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] <... prctl resumed>) = 0 [pid 5866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] setpgid(0, 0 [pid 5864] <... prctl resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5867 attached ci2-upstream-fs/strace-static-x86_64: Process 5868 attached [pid 5866] <... prctl resumed>) = 0 [pid 5865] <... setpgid resumed>) = 0 [ 100.710316][ T5861] gadgetfs: bound to dummy_udc driver [pid 5864] setpgid(0, 0 [pid 5868] set_robust_list(0x55556003c6e0, 24 [pid 5867] set_robust_list(0x55556003c6e0, 24 [pid 5866] setpgid(0, 0 [pid 5865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5864] <... setpgid resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5867 [pid 5868] <... set_robust_list resumed>) = 0 [pid 5867] <... set_robust_list resumed>) = 0 [pid 5866] <... setpgid resumed>) = 0 [pid 5865] <... openat resumed>) = 3 [pid 5864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5868 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5868] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5867] rt_sigprocmask(SIG_SETMASK, [] [pid 5866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5865] write(3, "1000", 4 [pid 5864] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5867] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5866] <... openat resumed>) = 3 [pid 5865] <... write resumed>) = 4 [pid 5864] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5868] <... prctl resumed>) = 0 [pid 5867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5866] write(3, "1000", 4 [pid 5865] close(3 [pid 5868] setpgid(0, 0 [pid 5867] <... prctl resumed>) = 0 [pid 5866] <... write resumed>) = 4 [pid 5865] <... close resumed>) = 0 [pid 5864] <... write resumed>) = 4 [pid 5868] <... setpgid resumed>) = 0 [pid 5867] setpgid(0, 0 [pid 5866] close(3 executing program [pid 5865] write(1, "executing program\n", 18 [pid 5864] close(3 [pid 5868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5867] <... setpgid resumed>) = 0 [pid 5866] <... close resumed>) = 0 [pid 5865] <... write resumed>) = 18 [pid 5864] <... close resumed>) = 0 [pid 5868] <... openat resumed>) = 3 [pid 5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5866] write(1, "executing program\n", 18 [pid 5865] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5868] write(3, "1000", 4 [pid 5866] <... write resumed>) = 18 executing program executing program [pid 5864] write(1, "executing program\n", 18 [pid 5868] <... write resumed>) = 4 [pid 5867] <... openat resumed>) = 3 [pid 5866] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5865] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5864] <... write resumed>) = 18 [pid 5868] close(3 [pid 5867] write(3, "1000", 4 [pid 5866] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5865] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5864] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5868] <... close resumed>) = 0 [pid 5867] <... write resumed>) = 4 [pid 5866] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5868] write(1, "executing program\n", 18 [pid 5867] close(3 [pid 5866] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5865] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5864] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5868] <... write resumed>) = 18 [pid 5867] <... close resumed>) = 0 [pid 5866] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5865] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5864] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5868] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5867] write(1, "executing program\n", 18 [pid 5866] <... openat resumed>) = 3 [pid 5865] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5864] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5868] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5867] <... write resumed>) = 18 [pid 5866] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5865] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5864] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5868] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5867] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5864] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5868] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5865] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5864] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5868] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5867] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5865] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5864] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5864] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5868] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5867] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5865] exit_group(0 [pid 5864] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5868] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5867] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5865] <... exit_group resumed>) = ? [pid 5868] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5864] exit_group(0 [pid 5868] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5864] <... exit_group resumed>) = ? [pid 5868] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5867] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5866] <... write resumed>) = 31 [pid 5868] exit_group(0 [pid 5867] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5865] +++ exited with 0 +++ [pid 5867] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5868] <... exit_group resumed>) = ? [pid 5864] +++ exited with 0 +++ [pid 5868] +++ exited with 0 +++ [pid 5866] <... openat resumed>) = 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5867] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5867] exit_group(0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5866] exit_group(0 [pid 5867] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5866] <... exit_group resumed>) = ? [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5867] +++ exited with 0 +++ [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5869 attached ci2-upstream-fs/strace-static-x86_64: Process 5870 attached [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5866] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5869 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5870 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5866, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5870] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... restart_syscall resumed>) = 0 [pid 5869] set_robust_list(0x55556003c6e0, 24 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5870] <... set_robust_list resumed>) = 0 [pid 5869] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5870] rt_sigprocmask(SIG_SETMASK, [] [pid 5869] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5870] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5869] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] <... prctl resumed>) = 0 [pid 5869] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5871 attached [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5871 [pid 5871] set_robust_list(0x55556003c6e0, 24 [pid 5870] setpgid(0, 0 [pid 5869] setpgid(0, 0 [pid 5871] <... set_robust_list resumed>) = 0 [pid 5870] <... setpgid resumed>) = 0 [pid 5869] <... setpgid resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5871] rt_sigprocmask(SIG_SETMASK, [] [pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5872 attached [pid 5871] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5870] <... openat resumed>) = 3 [pid 5869] <... openat resumed>) = 3 [pid 5872] set_robust_list(0x55556003c6e0, 24 [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] write(3, "1000", 4 [pid 5869] write(3, "1000", 4 [pid 5872] <... set_robust_list resumed>) = 0 [pid 5871] <... prctl resumed>) = 0 [pid 5870] <... write resumed>) = 4 [pid 5869] <... write resumed>) = 4 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5872 [pid 5872] rt_sigprocmask(SIG_SETMASK, [] [pid 5871] setpgid(0, 0 [pid 5870] close(3 [pid 5869] close(3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5872] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5871] <... setpgid resumed>) = 0 [pid 5870] <... close resumed>) = 0 [pid 5869] <... close resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5873 attached [pid 5872] prctl(PR_SET_PDEATHSIG, SIGKILL [ 100.806205][ T5866] gadgetfs: bound to dummy_udc driver [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] write(1, "executing program\n", 18 [pid 5869] write(1, "executing program\n", 18 [pid 5873] set_robust_list(0x55556003c6e0, 24 [pid 5872] <... prctl resumed>) = 0 [pid 5871] <... openat resumed>) = 3 [pid 5870] <... write resumed>) = 18 [pid 5869] <... write resumed>) = 18 executing program executing program [pid 5873] <... set_robust_list resumed>) = 0 [pid 5872] setpgid(0, 0 [pid 5871] write(3, "1000", 4 [pid 5870] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5869] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5873] rt_sigprocmask(SIG_SETMASK, [] [pid 5872] <... setpgid resumed>) = 0 [pid 5871] <... write resumed>) = 4 [pid 5870] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5873 [pid 5873] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5871] close(3 [pid 5870] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5869] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5872] <... openat resumed>) = 3 [pid 5871] <... close resumed>) = 0 [pid 5870] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5869] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5873] <... prctl resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5873] setpgid(0, 0 [pid 5872] write(3, "1000", 4 [pid 5871] write(1, "executing program\n", 18 [pid 5870] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5869] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5873] <... setpgid resumed>) = 0 [pid 5872] <... write resumed>) = 4 [pid 5871] <... write resumed>) = 18 [pid 5870] <... openat resumed>) = 3 [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5869] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5873] <... openat resumed>) = 3 [pid 5872] close(3 [pid 5871] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5872] <... close resumed>) = 0 [pid 5871] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5869] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5872] write(1, "executing program\n", 18 executing program [pid 5871] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5873] write(3, "1000", 4 [pid 5872] <... write resumed>) = 18 [pid 5869] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5873] <... write resumed>) = 4 [pid 5872] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5871] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5873] close(3 [pid 5869] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5873] <... close resumed>) = 0 [pid 5873] write(1, "executing program\n", 18 executing program [pid 5869] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5873] <... write resumed>) = 18 [pid 5872] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5871] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5869] <... openat resumed>) = 3 [pid 5873] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5872] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5871] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5869] exit_group(0 [pid 5873] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5871] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5873] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5869] <... exit_group resumed>) = ? [pid 5872] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5873] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5872] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5871] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] +++ exited with 0 +++ [pid 5873] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5872] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5871] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5870] <... write resumed>) = 31 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5870] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5871] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5870] <... openat resumed>) = 4 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5872] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5870] exit_group(0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5873] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5872] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5871] exit_group(0 [pid 5870] <... exit_group resumed>) = ? [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5873] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5871] <... exit_group resumed>) = ? [pid 5873] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5872] exit_group(0 [pid 5873] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5872] <... exit_group resumed>) = ? [pid 5871] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 5874 attached [pid 5874] set_robust_list(0x55556003c6e0, 24 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5874 [pid 5874] <... set_robust_list resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5873] exit_group(0 [pid 5872] +++ exited with 0 +++ [pid 5874] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5873] <... exit_group resumed>) = ? [pid 5870] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 5874] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5873] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5874] <... prctl resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... restart_syscall resumed>) = 0 [pid 5874] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5874] <... setpgid resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5874] <... openat resumed>) = 3 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5874] write(3, "1000", 4 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5874] <... write resumed>) = 4 [ 100.910371][ T5870] gadgetfs: bound to dummy_udc driver [pid 5874] close(3ci2-upstream-fs/strace-static-x86_64: Process 5877 attached ci2-upstream-fs/strace-static-x86_64: Process 5876 attached ci2-upstream-fs/strace-static-x86_64: Process 5875 attached ) = 0 [pid 5877] set_robust_list(0x55556003c6e0, 24 [pid 5876] set_robust_list(0x55556003c6e0, 24 [pid 5875] set_robust_list(0x55556003c6e0, 24 [pid 5874] write(1, "executing program\n", 18 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5877 executing program [pid 5877] <... set_robust_list resumed>) = 0 [pid 5876] <... set_robust_list resumed>) = 0 [pid 5875] <... set_robust_list resumed>) = 0 [pid 5874] <... write resumed>) = 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5876 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5875 [pid 5877] rt_sigprocmask(SIG_SETMASK, [] [pid 5876] rt_sigprocmask(SIG_SETMASK, [] [pid 5875] rt_sigprocmask(SIG_SETMASK, [] [pid 5874] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5877] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5876] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5875] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5874] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5877] <... prctl resumed>) = 0 [pid 5876] <... prctl resumed>) = 0 [pid 5877] setpgid(0, 0 [pid 5876] setpgid(0, 0 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5874] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5877] <... setpgid resumed>) = 0 [pid 5876] <... setpgid resumed>) = 0 [pid 5875] <... prctl resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5875] setpgid(0, 0 [pid 5874] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5877] <... openat resumed>) = 3 [pid 5876] <... openat resumed>) = 3 [pid 5876] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5878 attached [pid 5877] write(3, "1000", 4 [pid 5876] <... write resumed>) = 4 [pid 5875] <... setpgid resumed>) = 0 [pid 5874] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5878] set_robust_list(0x55556003c6e0, 24 [pid 5877] <... write resumed>) = 4 [pid 5876] close(3 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5874] <... openat resumed>) = 3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5878 [pid 5878] <... set_robust_list resumed>) = 0 [pid 5877] close(3 [pid 5876] <... close resumed>) = 0 [pid 5878] rt_sigprocmask(SIG_SETMASK, [] [pid 5877] <... close resumed>) = 0 [pid 5876] write(1, "executing program\n", 18 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5875] <... openat resumed>) = 3 [pid 5877] write(1, "executing program\n", 18 executing program executing program [pid 5874] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5878] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5877] <... write resumed>) = 18 [pid 5876] <... write resumed>) = 18 [pid 5875] write(3, "1000", 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5877] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5876] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5875] <... write resumed>) = 4 [pid 5878] <... prctl resumed>) = 0 [pid 5876] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5878] setpgid(0, 0 [pid 5877] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5876] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5875] close(3 [pid 5878] <... setpgid resumed>) = 0 [pid 5877] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5876] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5875] <... close resumed>) = 0 [pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5875] write(1, "executing program\n", 18 [pid 5877] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5875] <... write resumed>) = 18 executing program [pid 5878] <... openat resumed>) = 3 [pid 5877] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5876] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5874] <... write resumed>) = 31 [pid 5878] write(3, "1000", 4) = 4 [pid 5877] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5876] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5875] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5874] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5875] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5878] close(3 [pid 5877] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5876] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5875] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5878] <... close resumed>) = 0 [pid 5877] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5877] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5876] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] <... openat resumed>) = 4 [pid 5878] write(1, "executing program\n", 18 executing program [pid 5875] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5878] <... write resumed>) = 18 [pid 5877] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5876] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5874] exit_group(0 [pid 5878] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5877] exit_group(0 [pid 5876] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5874] <... exit_group resumed>) = ? [pid 5878] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5877] <... exit_group resumed>) = ? [pid 5876] exit_group(0 [pid 5875] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5878] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5876] <... exit_group resumed>) = ? [pid 5878] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5875] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5878] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5875] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5878] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5878] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5877] +++ exited with 0 +++ [pid 5876] +++ exited with 0 +++ [pid 5875] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5878] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5878] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5878] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5875] exit_group(0 [pid 5874] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5878] exit_group(0 [pid 5875] <... exit_group resumed>) = ? [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5878] <... exit_group resumed>) = ? [pid 5878] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5875] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5878, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5879 attached , child_tidptr=0x55556003c6d0) = 5879 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5879] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5879] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5879] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5879] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5880 attached [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5881 attached [pid 5880] set_robust_list(0x55556003c6e0, 24 [pid 5879] <... prctl resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5880 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5880] <... set_robust_list resumed>) = 0 [pid 5879] setpgid(0, 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5880] rt_sigprocmask(SIG_SETMASK, [] [pid 5879] <... setpgid resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5880] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5881 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5880] <... prctl resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5880] setpgid(0, 0 [pid 5881] set_robust_list(0x55556003c6e0, 24 [pid 5880] <... setpgid resumed>) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5881] <... set_robust_list resumed>) = 0 [pid 5880] <... openat resumed>) = 3 [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5881] rt_sigprocmask(SIG_SETMASK, [] [pid 5880] write(3, "1000", 4) = 4 [pid 5880] close(3) = 0 [ 101.027387][ T5874] gadgetfs: bound to dummy_udc driver [pid 5880] write(1, "executing program\n", 18 [pid 5881] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5883 attached ci2-upstream-fs/strace-static-x86_64: Process 5882 attached [pid 5879] <... openat resumed>) = 3 [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 5882] set_robust_list(0x55556003c6e0, 24 [pid 5881] <... prctl resumed>) = 0 [pid 5880] <... write resumed>) = 18 [pid 5879] write(3, "1000", 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5883 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5882 [pid 5883] set_robust_list(0x55556003c6e0, 24 [pid 5882] <... set_robust_list resumed>) = 0 [pid 5881] setpgid(0, 0 [pid 5880] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5879] <... write resumed>) = 4 [pid 5883] <... set_robust_list resumed>) = 0 [pid 5882] rt_sigprocmask(SIG_SETMASK, [] [pid 5881] <... setpgid resumed>) = 0 [pid 5880] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5883] rt_sigprocmask(SIG_SETMASK, [] [pid 5882] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5880] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5879] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5882] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5881] <... openat resumed>) = 3 [pid 5880] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5883] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5882] <... prctl resumed>) = 0 [pid 5879] <... close resumed>) = 0 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5882] setpgid(0, 0 [pid 5881] write(3, "1000", 4 [pid 5880] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5879] write(1, "executing program\n", 18 [pid 5883] <... prctl resumed>) = 0 [pid 5882] <... setpgid resumed>) = 0 [pid 5881] <... write resumed>) = 4 [pid 5880] <... openat resumed>) = 3 executing program [pid 5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5879] <... write resumed>) = 18 [pid 5880] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5883] setpgid(0, 0 [pid 5882] <... openat resumed>) = 3 [pid 5881] close(3 [pid 5880] <... write resumed>) = 31 [pid 5882] write(3, "1000", 4 [pid 5879] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5882] <... write resumed>) = 4 [pid 5883] <... setpgid resumed>) = 0 [pid 5882] close(3 [pid 5881] <... close resumed>) = 0 [pid 5879] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5882] <... close resumed>) = 0 [pid 5881] write(1, "executing program\n", 18 [pid 5879] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 5880] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5883] <... openat resumed>) = 3 [pid 5882] write(1, "executing program\n", 18 [pid 5881] <... write resumed>) = 18 [pid 5879] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5883] write(3, "1000", 4 [pid 5882] <... write resumed>) = 18 [pid 5881] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5880] <... openat resumed>) = 4 [pid 5879] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5883] <... write resumed>) = 4 [pid 5882] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5881] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5880] exit_group(0 [pid 5883] close(3 [pid 5882] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5881] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5880] <... exit_group resumed>) = ? [pid 5879] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5883] <... close resumed>) = 0 [pid 5883] write(1, "executing program\n", 18 executing program [pid 5882] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5881] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5879] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5883] <... write resumed>) = 18 [pid 5882] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5882] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5883] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5881] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5880] +++ exited with 0 +++ [pid 5879] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5883] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5882] <... openat resumed>) = 3 [pid 5879] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5881] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5883] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5882] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5883] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5881] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5879] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5881] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5881] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5883] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5881] exit_group(0 [pid 5879] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5883] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5881] <... exit_group resumed>) = ? [pid 5879] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5883] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5882] <... write resumed>) = 31 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5883] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5882] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5883] exit_group(0 [pid 5882] <... openat resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 5884 attached [pid 5883] <... exit_group resumed>) = ? [pid 5881] +++ exited with 0 +++ [pid 5879] +++ exited with 0 +++ [pid 5882] exit_group(0 [pid 5884] set_robust_list(0x55556003c6e0, 24 [pid 5882] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5884] <... set_robust_list resumed>) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5884 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5884] rt_sigprocmask(SIG_SETMASK, [] [pid 5883] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... restart_syscall resumed>) = 0 [pid 5884] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5884] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... restart_syscall resumed>) = 0 [pid 5884] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5884] <... setpgid resumed>) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5884] <... openat resumed>) = 3 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5884] write(3, "1000", 4 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5884] <... write resumed>) = 4 [ 101.119707][ T5880] gadgetfs: bound to dummy_udc driver [ 101.162813][ T5882] gadgetfs: bound to dummy_udc driver [pid 5884] close(3) = 0 [pid 5884] write(1, "executing program\n", 18) = 18 executing program ci2-upstream-fs/strace-static-x86_64: Process 5885 attached ci2-upstream-fs/strace-static-x86_64: Process 5886 attached [pid 5885] set_robust_list(0x55556003c6e0, 24 [pid 5884] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 5887 attached [pid 5886] set_robust_list(0x55556003c6e0, 24 [pid 5885] <... set_robust_list resumed>) = 0 [pid 5884] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5886 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5885 [pid 5887] set_robust_list(0x55556003c6e0, 24 [pid 5886] <... set_robust_list resumed>) = 0 [pid 5885] rt_sigprocmask(SIG_SETMASK, [] [pid 5884] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5887 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5887] <... set_robust_list resumed>) = 0 [pid 5886] rt_sigprocmask(SIG_SETMASK, [] [pid 5885] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5884] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5887] rt_sigprocmask(SIG_SETMASK, [] [pid 5886] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5884] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5882] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5887] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5885] <... prctl resumed>) = 0 [pid 5884] <... openat resumed>) = 3 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5886] <... prctl resumed>) = 0 [pid 5885] setpgid(0, 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5887] <... prctl resumed>) = 0 [pid 5886] setpgid(0, 0 [pid 5885] <... setpgid resumed>) = 0 [pid 5884] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5887] setpgid(0, 0 [pid 5886] <... setpgid resumed>) = 0 [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5887] <... setpgid resumed>) = 0 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5885] <... openat resumed>) = 3 [pid 5887] <... openat resumed>) = 3 [pid 5886] <... openat resumed>) = 3 [pid 5885] write(3, "1000", 4 [pid 5886] write(3, "1000", 4 [pid 5885] <... write resumed>) = 4 [pid 5887] write(3, "1000", 4 [pid 5886] <... write resumed>) = 4 [pid 5885] close(3 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5886] close(3 [pid 5885] <... close resumed>) = 0 [pid 5887] <... write resumed>) = 4 [pid 5886] <... close resumed>) = 0 [pid 5885] write(1, "executing program\n", 18) = 18 executing program [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5886] write(1, "executing program\n", 18 [pid 5887] close(3 [pid 5886] <... write resumed>) = 18 [pid 5885] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5884] <... write resumed>) = 31 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5887] <... close resumed>) = 0 [pid 5886] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5885] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5884] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR executing program [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5887] write(1, "executing program\n", 18 [pid 5886] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5885] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5884] <... openat resumed>) = 4 [pid 5887] <... write resumed>) = 18 executing program [pid 5887] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5886] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5885] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5884] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 5888 attached [pid 5887] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5886] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5885] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5884] <... exit_group resumed>) = ? [pid 5888] set_robust_list(0x55556003c6e0, 24 [pid 5887] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5886] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5888] <... set_robust_list resumed>) = 0 [pid 5887] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5885] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5884] +++ exited with 0 +++ [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5888 [pid 5887] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5888] rt_sigprocmask(SIG_SETMASK, [] [pid 5887] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5885] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5888] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5887] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5885] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5887] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5885] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5888] <... prctl resumed>) = 0 [pid 5887] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5888] setpgid(0, 0 [pid 5887] exit_group(0 [pid 5886] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5885] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5887] <... exit_group resumed>) = ? [pid 5888] <... setpgid resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5887] +++ exited with 0 +++ [pid 5885] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5889 attached [pid 5888] <... openat resumed>) = 3 [pid 5886] <... write resumed>) = 31 [pid 5885] <... exit_group resumed>) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5889 [pid 5889] set_robust_list(0x55556003c6e0, 24) = 0 [ 101.238159][ T5884] gadgetfs: bound to dummy_udc driver [pid 5888] write(3, "1000", 4 [pid 5886] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5885] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5889] rt_sigprocmask(SIG_SETMASK, [] [pid 5888] <... write resumed>) = 4 [pid 5886] <... openat resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5889] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5888] close(3 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5888] <... close resumed>) = 0 [pid 5886] exit_group(0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5889] <... prctl resumed>) = 0 executing program [pid 5888] write(1, "executing program\n", 18) = 18 [pid 5886] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5890 attached [pid 5889] setpgid(0, 0 [pid 5888] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5890] set_robust_list(0x55556003c6e0, 24 [pid 5889] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5890 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5890] <... set_robust_list resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5891 attached [pid 5890] rt_sigprocmask(SIG_SETMASK, [] [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5890] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5888] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5889] <... openat resumed>) = 3 [pid 5888] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5891] set_robust_list(0x55556003c6e0, 24 [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5889] write(3, "1000", 4 [pid 5888] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5891] <... set_robust_list resumed>) = 0 [pid 5890] <... prctl resumed>) = 0 [pid 5889] <... write resumed>) = 4 [pid 5888] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5891 [pid 5891] rt_sigprocmask(SIG_SETMASK, [] [pid 5890] setpgid(0, 0 [pid 5889] close(3 [pid 5891] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5890] <... setpgid resumed>) = 0 [pid 5888] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5889] <... close resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5889] write(1, "executing program\n", 18 [pid 5888] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5891] <... prctl resumed>) = 0 [pid 5890] <... openat resumed>) = 3 [pid 5889] <... write resumed>) = 18 [pid 5888] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] setpgid(0, 0 [pid 5890] write(3, "1000", 4 [pid 5889] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5888] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5891] <... setpgid resumed>) = 0 [pid 5890] <... write resumed>) = 4 [pid 5889] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5890] close(3 [pid 5889] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5888] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5888] exit_group(0 [pid 5891] <... openat resumed>) = 3 [pid 5890] <... close resumed>) = 0 [pid 5890] write(1, "executing program\n", 18 [pid 5891] write(3, "1000", 4 [pid 5889] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5888] <... exit_group resumed>) = ? [pid 5891] <... write resumed>) = 4 [pid 5890] <... write resumed>) = 18 executing program [pid 5889] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5891] close(3 [pid 5888] +++ exited with 0 +++ [pid 5890] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5891] <... close resumed>) = 0 [pid 5890] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5889] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5891] write(1, "executing program\n", 18 [pid 5890] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5889] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5886] +++ exited with 0 +++ executing program [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5891] <... write resumed>) = 18 [pid 5890] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5889] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5891] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5890] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5889] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5891] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5889] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5891] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5891] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5890] <... openat resumed>) = 3 [pid 5889] exit_group(0 [pid 5891] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5890] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5889] <... exit_group resumed>) = ? [pid 5891] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 101.285668][ T5886] gadgetfs: bound to dummy_udc driver [pid 5891] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5889] +++ exited with 0 +++ [pid 5891] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5891] <... openat resumed>) = 3 [pid 5891] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5891] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5892 attached [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5892 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5893 attached [pid 5892] set_robust_list(0x55556003c6e0, 24 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5893] set_robust_list(0x55556003c6e0, 24 [pid 5892] <... set_robust_list resumed>) = 0 [pid 5893] <... set_robust_list resumed>) = 0 [pid 5892] rt_sigprocmask(SIG_SETMASK, [] [pid 5893] rt_sigprocmask(SIG_SETMASK, [] [pid 5892] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5890] <... write resumed>) = 31 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5893] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5891] +++ exited with 0 +++ [pid 5890] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5893 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5892] <... prctl resumed>) = 0 [pid 5890] <... openat resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 5894 attached [pid 5893] <... prctl resumed>) = 0 [pid 5892] setpgid(0, 0 [pid 5890] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5894] set_robust_list(0x55556003c6e0, 24 [pid 5893] setpgid(0, 0 [pid 5892] <... setpgid resumed>) = 0 [pid 5890] <... exit_group resumed>) = ? [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5894 [pid 5894] <... set_robust_list resumed>) = 0 [pid 5893] <... setpgid resumed>) = 0 [pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5894] rt_sigprocmask(SIG_SETMASK, [] [pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5892] <... openat resumed>) = 3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5894] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5893] <... openat resumed>) = 3 [pid 5892] write(3, "1000", 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5893] write(3, "1000", 4 [pid 5892] <... write resumed>) = 4 [pid 5894] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5895 attached [pid 5894] setpgid(0, 0 [pid 5893] <... write resumed>) = 4 [pid 5892] close(3 [pid 5893] close(3 [pid 5892] <... close resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5895 [pid 5893] <... close resumed>) = 0 [pid 5892] write(1, "executing program\n", 18 [pid 5890] +++ exited with 0 +++ [pid 5895] set_robust_list(0x55556003c6e0, 24 [pid 5894] <... setpgid resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5892] <... write resumed>) = 18 executing program [pid 5895] <... set_robust_list resumed>) = 0 [pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5893] write(1, "executing program\n", 18 executing program [pid 5892] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5895] rt_sigprocmask(SIG_SETMASK, [] [pid 5894] <... openat resumed>) = 3 [pid 5893] <... write resumed>) = 18 [pid 5892] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5895] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5894] write(3, "1000", 4 [pid 5893] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5892] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... restart_syscall resumed>) = 0 [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5894] <... write resumed>) = 4 [pid 5893] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5892] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5894] close(3 [pid 5895] <... prctl resumed>) = 0 [pid 5894] <... close resumed>) = 0 [pid 5893] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5892] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5895] setpgid(0, 0 [pid 5894] write(1, "executing program\n", 18 [pid 5893] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5892] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5895] <... setpgid resumed>) = 0 [pid 5894] <... write resumed>) = 18 [pid 5893] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5892] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5894] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5894] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 101.359852][ T5890] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 5896 attached [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5894] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5893] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5896] set_robust_list(0x55556003c6e0, 24 [pid 5895] <... openat resumed>) = 3 [pid 5894] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5893] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5896 [pid 5896] <... set_robust_list resumed>) = 0 [pid 5894] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5896] rt_sigprocmask(SIG_SETMASK, [] [pid 5895] write(3, "1000", 4 [pid 5893] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5896] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5895] <... write resumed>) = 4 [pid 5894] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5893] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5895] close(3) = 0 [pid 5895] write(1, "executing program\n", 18 [pid 5893] <... openat resumed>) = 3 executing program [pid 5895] <... write resumed>) = 18 [pid 5896] <... prctl resumed>) = 0 [pid 5895] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5894] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5893] exit_group(0 [pid 5896] setpgid(0, 0 [pid 5894] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5896] <... setpgid resumed>) = 0 [pid 5894] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5894] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5895] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5893] <... exit_group resumed>) = ? [pid 5896] <... openat resumed>) = 3 [pid 5895] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5894] exit_group(0 [pid 5896] write(3, "1000", 4 [pid 5894] <... exit_group resumed>) = ? [pid 5896] <... write resumed>) = 4 [pid 5896] close(3 [pid 5895] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5896] <... close resumed>) = 0 [pid 5894] +++ exited with 0 +++ [pid 5895] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5893] +++ exited with 0 +++ [pid 5896] write(1, "executing program\n", 18 [pid 5895] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5896] <... write resumed>) = 18 executing program [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5896] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5895] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... restart_syscall resumed>) = 0 [pid 5896] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5895] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5896] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5895] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5896] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5895] <... openat resumed>) = 3 [pid 5892] <... write resumed>) = 31 [pid 5896] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5892] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5895] exit_group(0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5896] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5892] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5896] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5895] <... exit_group resumed>) = ? [pid 5892] exit_group(0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5896] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5895] +++ exited with 0 +++ [pid 5892] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5897 attached [pid 5896] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5897] set_robust_list(0x55556003c6e0, 24 [pid 5896] <... openat resumed>) = 3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5897 [pid 5897] <... set_robust_list resumed>) = 0 [pid 5896] exit_group(0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5897] rt_sigprocmask(SIG_SETMASK, [] [pid 5896] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5897] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5896] +++ exited with 0 +++ [pid 5892] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5892, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [ 101.434351][ T5892] gadgetfs: bound to dummy_udc driver [pid 5897] setpgid(0, 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5898 attached [pid 5897] <... setpgid resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5898] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5898] rt_sigprocmask(SIG_SETMASK, [] [pid 5897] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5898] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5898 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5897] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5899 attached [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5897] <... write resumed>) = 4 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5900 attached [pid 5899] set_robust_list(0x55556003c6e0, 24 [pid 5898] <... prctl resumed>) = 0 [pid 5897] close(3 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5899 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5901 attached [pid 5900] set_robust_list(0x55556003c6e0, 24 [pid 5899] <... set_robust_list resumed>) = 0 [pid 5898] setpgid(0, 0 [pid 5897] <... close resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5900 [pid 5901] set_robust_list(0x55556003c6e0, 24 [pid 5900] <... set_robust_list resumed>) = 0 [pid 5899] rt_sigprocmask(SIG_SETMASK, [] [pid 5898] <... setpgid resumed>) = 0 [pid 5897] write(1, "executing program\n", 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5901] <... set_robust_list resumed>) = 0 executing program [pid 5900] rt_sigprocmask(SIG_SETMASK, [] [pid 5901] rt_sigprocmask(SIG_SETMASK, [] [pid 5900] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5899] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5897] <... write resumed>) = 18 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5901 [pid 5901] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5898] <... openat resumed>) = 3 [pid 5897] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5900] <... prctl resumed>) = 0 [pid 5899] <... prctl resumed>) = 0 [pid 5898] write(3, "1000", 4 [pid 5897] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5901] <... prctl resumed>) = 0 [pid 5900] setpgid(0, 0 [pid 5899] setpgid(0, 0 [pid 5898] <... write resumed>) = 4 [pid 5897] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5901] setpgid(0, 0) = 0 [pid 5900] <... setpgid resumed>) = 0 [pid 5899] <... setpgid resumed>) = 0 [pid 5898] close(3 [pid 5897] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5898] <... close resumed>) = 0 [pid 5897] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5898] write(1, "executing program\n", 18) = 18 [pid 5897] <... openat resumed>) = 3 executing program [pid 5900] <... openat resumed>) = 3 [pid 5901] <... openat resumed>) = 3 [pid 5898] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5901] write(3, "1000", 4 [pid 5900] write(3, "1000", 4 [pid 5899] <... openat resumed>) = 3 [pid 5898] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5897] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5901] <... write resumed>) = 4 [pid 5900] <... write resumed>) = 4 [pid 5899] write(3, "1000", 4 [pid 5898] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5901] close(3 [pid 5900] close(3 [pid 5899] <... write resumed>) = 4 [pid 5901] <... close resumed>) = 0 [pid 5900] <... close resumed>) = 0 [pid 5899] close(3 [pid 5898] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5901] write(1, "executing program\n", 18 [pid 5900] write(1, "executing program\n", 18 [pid 5899] <... close resumed>) = 0 [pid 5898] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5901] <... write resumed>) = 18 [pid 5900] <... write resumed>) = 18 executing program executing program executing program [pid 5899] write(1, "executing program\n", 18 [pid 5901] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5900] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5899] <... write resumed>) = 18 [pid 5898] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5901] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5900] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5899] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5898] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5897] <... write resumed>) = 31 [pid 5901] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5900] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5899] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5898] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5898] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5901] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5900] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5899] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5898] <... openat resumed>) = 3 [pid 5897] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5901] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5900] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5899] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5898] exit_group(0 [pid 5897] exit_group(0 [pid 5901] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5900] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5899] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5898] <... exit_group resumed>) = ? [pid 5897] <... exit_group resumed>) = ? [pid 5901] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5900] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5901] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5901] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5900] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5899] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5901] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5900] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5899] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] exit_group(0 [pid 5899] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5901] exit_group(0) = ? [pid 5900] <... exit_group resumed>) = ? [pid 5899] exit_group(0 [pid 5898] +++ exited with 0 +++ [pid 5899] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5900] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5901] +++ exited with 0 +++ [pid 5899] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5902 attached [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5902] set_robust_list(0x55556003c6e0, 24 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5902] <... set_robust_list resumed>) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5902] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5897] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5902 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5902] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5897, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] <... restart_syscall resumed>) = 0 [pid 5902] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5902] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [ 101.541108][ T5897] gadgetfs: bound to dummy_udc driver [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5902] <... openat resumed>) = 3 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5905 attached ci2-upstream-fs/strace-static-x86_64: Process 5904 attached ci2-upstream-fs/strace-static-x86_64: Process 5903 attached [pid 5902] write(3, "1000", 4 [pid 5905] set_robust_list(0x55556003c6e0, 24 [pid 5902] <... write resumed>) = 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5904 [pid 5904] set_robust_list(0x55556003c6e0, 24 [pid 5903] set_robust_list(0x55556003c6e0, 24 [pid 5902] close(3 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5903 ci2-upstream-fs/strace-static-x86_64: Process 5906 attached [pid 5905] <... set_robust_list resumed>) = 0 [pid 5904] <... set_robust_list resumed>) = 0 [pid 5903] <... set_robust_list resumed>) = 0 [pid 5902] <... close resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5905 [pid 5906] set_robust_list(0x55556003c6e0, 24 [pid 5905] rt_sigprocmask(SIG_SETMASK, [] [pid 5904] rt_sigprocmask(SIG_SETMASK, [] [pid 5903] rt_sigprocmask(SIG_SETMASK, [] [pid 5902] write(1, "executing program\n", 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5906] <... set_robust_list resumed>) = 0 [pid 5905] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5904] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5903] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5902] <... write resumed>) = 18 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5906 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5906] rt_sigprocmask(SIG_SETMASK, [] [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5902] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5906] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5905] <... prctl resumed>) = 0 [pid 5904] <... prctl resumed>) = 0 [pid 5903] <... prctl resumed>) = 0 [pid 5902] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5905] setpgid(0, 0 [pid 5904] setpgid(0, 0 [pid 5903] setpgid(0, 0 [pid 5902] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5906] <... prctl resumed>) = 0 [pid 5905] <... setpgid resumed>) = 0 [pid 5904] <... setpgid resumed>) = 0 [pid 5903] <... setpgid resumed>) = 0 [pid 5906] setpgid(0, 0 [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5902] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5906] <... setpgid resumed>) = 0 [pid 5903] <... openat resumed>) = 3 [pid 5905] <... openat resumed>) = 3 [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5902] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5904] <... openat resumed>) = 3 [pid 5906] <... openat resumed>) = 3 [pid 5905] write(3, "1000", 4 [pid 5904] write(3, "1000", 4 [pid 5903] write(3, "1000", 4 [pid 5902] <... openat resumed>) = 3 [pid 5906] write(3, "1000", 4 [pid 5905] <... write resumed>) = 4 [pid 5904] <... write resumed>) = 4 [pid 5903] <... write resumed>) = 4 [pid 5905] close(3 [pid 5904] close(3 [pid 5903] close(3 [pid 5906] <... write resumed>) = 4 [pid 5903] <... close resumed>) = 0 [pid 5906] close(3 [pid 5905] <... close resumed>) = 0 [pid 5904] <... close resumed>) = 0 [pid 5903] write(1, "executing program\n", 18 executing program [pid 5902] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5906] <... close resumed>) = 0 [pid 5905] write(1, "executing program\n", 18 [pid 5904] write(1, "executing program\n", 18 [pid 5903] <... write resumed>) = 18 executing program executing program [pid 5906] write(1, "executing program\n", 18 [pid 5905] <... write resumed>) = 18 [pid 5904] <... write resumed>) = 18 [pid 5903] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5906] <... write resumed>) = 18 executing program [pid 5905] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5906] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5905] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5904] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5903] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5906] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5905] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5904] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5903] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5906] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5904] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5902] <... write resumed>) = 31 [pid 5906] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5903] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5904] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5902] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5906] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5905] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5904] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5903] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5902] <... openat resumed>) = 4 [pid 5904] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5903] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5904] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5903] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5906] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5905] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5904] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5902] exit_group(0 [pid 5906] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5905] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5904] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5903] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5902] <... exit_group resumed>) = ? [pid 5906] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5904] exit_group(0 [pid 5903] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5906] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5905] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] <... exit_group resumed>) = ? [pid 5903] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5905] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5906] exit_group(0) = ? [pid 5904] +++ exited with 0 +++ [pid 5903] exit_group(0 [pid 5906] +++ exited with 0 +++ [pid 5903] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5905] <... openat resumed>) = 3 [pid 5903] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... restart_syscall resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5905] exit_group(0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5905] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5907 attached [ 101.637691][ T5902] gadgetfs: bound to dummy_udc driver [pid 5905] +++ exited with 0 +++ [pid 5902] +++ exited with 0 +++ [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5907 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5907] set_robust_list(0x55556003c6e0, 24 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5902, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5905, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5907] <... set_robust_list resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5908 attached [pid 5907] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5908] set_robust_list(0x55556003c6e0, 24 [pid 5907] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5908] <... set_robust_list resumed>) = 0 [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5908 [pid 5908] rt_sigprocmask(SIG_SETMASK, [] [pid 5907] <... prctl resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5908] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5907] setpgid(0, 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5907] <... setpgid resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5907] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5911 attached ci2-upstream-fs/strace-static-x86_64: Process 5910 attached ci2-upstream-fs/strace-static-x86_64: Process 5909 attached [pid 5908] <... prctl resumed>) = 0 [pid 5908] setpgid(0, 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5910 [pid 5908] <... setpgid resumed>) = 0 [pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5907] <... write resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5909 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5911 [pid 5911] set_robust_list(0x55556003c6e0, 24 [pid 5910] set_robust_list(0x55556003c6e0, 24 [pid 5908] <... openat resumed>) = 3 [pid 5907] close(3 [pid 5909] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5911] <... set_robust_list resumed>) = 0 [pid 5910] <... set_robust_list resumed>) = 0 [pid 5909] <... set_robust_list resumed>) = 0 [pid 5908] write(3, "1000", 4 [pid 5907] <... close resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5910] rt_sigprocmask(SIG_SETMASK, [] [pid 5907] write(1, "executing program\n", 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5909] rt_sigprocmask(SIG_SETMASK, [] [pid 5907] <... write resumed>) = 18 executing program [pid 5911] rt_sigprocmask(SIG_SETMASK, [] [pid 5910] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5909] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5908] <... write resumed>) = 4 [pid 5907] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5911] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5908] close(3 [pid 5910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5910] <... prctl resumed>) = 0 [pid 5908] <... close resumed>) = 0 [pid 5907] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5911] <... prctl resumed>) = 0 [pid 5910] setpgid(0, 0 [pid 5909] <... prctl resumed>) = 0 [pid 5908] write(1, "executing program\n", 18 executing program [pid 5907] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5911] setpgid(0, 0 [pid 5910] <... setpgid resumed>) = 0 [pid 5909] setpgid(0, 0 [pid 5908] <... write resumed>) = 18 [pid 5907] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5911] <... setpgid resumed>) = 0 [pid 5910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5909] <... setpgid resumed>) = 0 [pid 5908] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5908] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5907] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5910] <... openat resumed>) = 3 [pid 5911] <... openat resumed>) = 3 [pid 5910] write(3, "1000", 4 [pid 5909] <... openat resumed>) = 3 [pid 5908] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5907] <... openat resumed>) = 3 [pid 5911] write(3, "1000", 4 [pid 5910] <... write resumed>) = 4 [pid 5907] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5910] close(3 [pid 5908] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5911] <... write resumed>) = 4 [pid 5909] write(3, "1000", 4 [pid 5910] <... close resumed>) = 0 [pid 5909] <... write resumed>) = 4 [pid 5911] close(3 [pid 5909] close(3 [pid 5911] <... close resumed>) = 0 executing program [pid 5910] write(1, "executing program\n", 18 [pid 5909] <... close resumed>) = 0 [pid 5911] write(1, "executing program\n", 18 [pid 5908] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5907] <... write resumed>) = 31 executing program [pid 5911] <... write resumed>) = 18 [pid 5910] <... write resumed>) = 18 [pid 5909] write(1, "executing program\n", 18 [pid 5908] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5907] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5911] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5910] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5909] <... write resumed>) = 18 [pid 5908] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5907] <... openat resumed>) = 4 [pid 5911] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5910] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5909] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5908] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5911] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5910] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5909] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5908] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5907] exit_group(0 [pid 5911] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5907] <... exit_group resumed>) = ? [pid 5908] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5911] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5910] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5909] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5908] exit_group(0 [pid 5911] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5910] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5909] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5908] <... exit_group resumed>) = ? [pid 5911] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5910] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5909] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5911] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5910] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5909] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5907] +++ exited with 0 +++ [pid 5910] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5910] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5911] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5909] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5910] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5909] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5907, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5911] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5909] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5911] exit_group(0 [pid 5910] exit_group(0 [pid 5908] +++ exited with 0 +++ [pid 5911] <... exit_group resumed>) = ? [pid 5910] <... exit_group resumed>) = ? [pid 5909] exit_group(0) = ? [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5911] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5910] +++ exited with 0 +++ [pid 5909] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5912 attached [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5912] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5912 [pid 5912] <... set_robust_list resumed>) = 0 [pid 5912] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5912] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 101.786979][ T5907] gadgetfs: bound to dummy_udc driver [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5914 attached ci2-upstream-fs/strace-static-x86_64: Process 5913 attached [pid 5912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5914] set_robust_list(0x55556003c6e0, 24 [pid 5913] set_robust_list(0x55556003c6e0, 24 [pid 5912] <... prctl resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5914 [pid 5914] <... set_robust_list resumed>) = 0 [pid 5913] <... set_robust_list resumed>) = 0 [pid 5912] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5913 [pid 5914] rt_sigprocmask(SIG_SETMASK, [] [pid 5913] rt_sigprocmask(SIG_SETMASK, [] [pid 5912] <... setpgid resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5914] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5913] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5914] <... prctl resumed>) = 0 [pid 5913] <... prctl resumed>) = 0 [pid 5912] <... openat resumed>) = 3 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5914] setpgid(0, 0 [pid 5913] setpgid(0, 0 [pid 5912] write(3, "1000", 4 [pid 5914] <... setpgid resumed>) = 0 [pid 5913] <... setpgid resumed>) = 0 [pid 5914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5912] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5915 attached [pid 5913] <... openat resumed>) = 3 [pid 5912] close(3 [pid 5914] <... openat resumed>) = 3 [pid 5915] set_robust_list(0x55556003c6e0, 24 [pid 5912] <... close resumed>) = 0 [pid 5914] write(3, "1000", 4 [pid 5913] write(3, "1000", 4 executing program [pid 5912] write(1, "executing program\n", 18 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5915 ci2-upstream-fs/strace-static-x86_64: Process 5916 attached [pid 5915] <... set_robust_list resumed>) = 0 [pid 5914] <... write resumed>) = 4 [pid 5913] <... write resumed>) = 4 [pid 5912] <... write resumed>) = 18 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5915] rt_sigprocmask(SIG_SETMASK, [] [pid 5913] close(3 [pid 5912] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5916] set_robust_list(0x55556003c6e0, 24 [pid 5915] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5914] close(3 [pid 5913] <... close resumed>) = 0 [pid 5912] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5916 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5916] <... set_robust_list resumed>) = 0 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5914] <... close resumed>) = 0 [pid 5913] write(1, "executing program\n", 18 [pid 5912] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5916] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5914] write(1, "executing program\n", 18 [pid 5915] <... prctl resumed>) = 0 executing program [pid 5913] <... write resumed>) = 18 [pid 5912] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5916] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5915] setpgid(0, 0 [pid 5914] <... write resumed>) = 18 [pid 5913] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5912] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5915] <... setpgid resumed>) = 0 [pid 5914] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5913] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5916] <... prctl resumed>) = 0 [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5913] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5916] setpgid(0, 0) = 0 [pid 5915] <... openat resumed>) = 3 [pid 5914] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5913] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5914] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5912] <... openat resumed>) = 3 [pid 5916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5915] write(3, "1000", 4 [pid 5914] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5913] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5912] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5916] <... openat resumed>) = 3 [pid 5915] <... write resumed>) = 4 [pid 5914] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5913] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5915] close(3 [pid 5916] write(3, "1000", 4 [pid 5915] <... close resumed>) = 0 [pid 5914] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5913] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5916] <... write resumed>) = 4 [pid 5915] write(1, "executing program\n", 18 [pid 5914] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5913] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5912] <... write resumed>) = 31 executing program [pid 5916] close(3 [pid 5915] <... write resumed>) = 18 [pid 5914] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5913] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5916] <... close resumed>) = 0 [pid 5915] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5914] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5913] <... openat resumed>) = 3 [pid 5912] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5916] write(1, "executing program\n", 18 [pid 5915] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5914] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5913] exit_group(0 [pid 5916] <... write resumed>) = 18 executing program [pid 5915] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5916] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5915] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5914] exit_group(0 [pid 5913] <... exit_group resumed>) = ? [pid 5916] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5912] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5915] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5914] <... exit_group resumed>) = ? [pid 5913] +++ exited with 0 +++ [pid 5916] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5912] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5916] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5915] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5915] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5912] <... exit_group resumed>) = ? [pid 5916] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5915] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5914] +++ exited with 0 +++ [pid 5916] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5915] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5916] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5915] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5915] exit_group(0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5916] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] <... exit_group resumed>) = ? [pid 5916] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5916] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 5917 attached [pid 5915] +++ exited with 0 +++ [pid 5916] <... exit_group resumed>) = ? [pid 5912] +++ exited with 0 +++ [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5917 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5912, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5917] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5916] +++ exited with 0 +++ [pid 5917] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5917] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5918 attached [pid 5917] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5918] set_robust_list(0x55556003c6e0, 24 [pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5918 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5918] <... set_robust_list resumed>) = 0 [pid 5917] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5918] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5918] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5919 attached [pid 5918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5917] setpgid(0, 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5919] set_robust_list(0x55556003c6e0, 24 [pid 5918] <... prctl resumed>) = 0 [pid 5919] <... set_robust_list resumed>) = 0 [pid 5918] setpgid(0, 0 [pid 5917] <... setpgid resumed>) = 0 [pid 5919] rt_sigprocmask(SIG_SETMASK, [] [pid 5918] <... setpgid resumed>) = 0 [pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5920 attached [pid 5919] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5917] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [ 101.896195][ T5912] gadgetfs: bound to dummy_udc driver [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5919 [pid 5920] set_robust_list(0x55556003c6e0, 24 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5918] <... openat resumed>) = 3 [pid 5917] write(3, "1000", 4 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5920] <... set_robust_list resumed>) = 0 [pid 5919] <... prctl resumed>) = 0 [pid 5918] write(3, "1000", 4 [pid 5917] <... write resumed>) = 4 [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5921 attached [pid 5920] rt_sigprocmask(SIG_SETMASK, [] [pid 5919] setpgid(0, 0 [pid 5918] <... write resumed>) = 4 [pid 5917] close(3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5920 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5921] set_robust_list(0x55556003c6e0, 24 [pid 5920] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5919] <... setpgid resumed>) = 0 [pid 5918] close(3 [pid 5917] <... close resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5921 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5921] <... set_robust_list resumed>) = 0 [pid 5920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5918] <... close resumed>) = 0 executing program [pid 5917] write(1, "executing program\n", 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5921] rt_sigprocmask(SIG_SETMASK, [] [pid 5920] <... prctl resumed>) = 0 [pid 5919] <... openat resumed>) = 3 [pid 5918] write(1, "executing program\n", 18 [pid 5917] <... write resumed>) = 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5921] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5920] setpgid(0, 0 [pid 5919] write(3, "1000", 4 [pid 5918] <... write resumed>) = 18 [pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5919] <... write resumed>) = 4 executing program [pid 5917] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5921] <... prctl resumed>) = 0 [pid 5920] <... setpgid resumed>) = 0 [pid 5919] close(3 [pid 5918] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5917] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5921] setpgid(0, 0 [pid 5920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5919] <... close resumed>) = 0 [pid 5918] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5917] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5921] <... setpgid resumed>) = 0 [pid 5920] <... openat resumed>) = 3 [pid 5919] write(1, "executing program\n", 18 [pid 5918] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5917] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5920] write(3, "1000", 4 [pid 5919] <... write resumed>) = 18 [pid 5918] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5917] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5921] <... openat resumed>) = 3 [pid 5920] <... write resumed>) = 4 [pid 5919] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5918] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5917] <... openat resumed>) = 3 [pid 5921] write(3, "1000", 4 [pid 5920] close(3 [pid 5919] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5918] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5917] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5921] <... write resumed>) = 4 [pid 5920] <... close resumed>) = 0 [pid 5919] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5918] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5921] close(3 executing program [pid 5920] write(1, "executing program\n", 18 [pid 5921] <... close resumed>) = 0 [pid 5920] <... write resumed>) = 18 [pid 5919] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5918] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] write(1, "executing program\n", 18 executing program [pid 5920] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5918] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5921] <... write resumed>) = 18 [pid 5920] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5919] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5917] <... write resumed>) = 31 [pid 5921] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5920] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5919] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5918] <... openat resumed>) = 3 [pid 5917] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5921] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5920] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5919] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5918] exit_group(0 [pid 5921] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5920] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5919] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5918] <... exit_group resumed>) = ? [pid 5917] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5921] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5920] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5919] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5917] exit_group(0 [pid 5921] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5920] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5919] <... openat resumed>) = 3 [pid 5918] +++ exited with 0 +++ [pid 5917] <... exit_group resumed>) = ? [pid 5921] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5920] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] exit_group(0 [pid 5921] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5920] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5919] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5921] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5920] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5921] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5920] exit_group(0 [pid 5919] +++ exited with 0 +++ [pid 5917] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5921] exit_group(0 [pid 5920] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5921] <... exit_group resumed>) = ? [pid 5921] +++ exited with 0 +++ [pid 5920] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5917, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [ 101.993345][ T5917] gadgetfs: bound to dummy_udc driver [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5922 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5922 [pid 5922] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5922] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5923 attached [pid 5922] rt_sigprocmask(SIG_SETMASK, [] [pid 5923] set_robust_list(0x55556003c6e0, 24 [pid 5922] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5923] <... set_robust_list resumed>) = 0 [pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5923 ci2-upstream-fs/strace-static-x86_64: Process 5925 attached ci2-upstream-fs/strace-static-x86_64: Process 5924 attached [pid 5923] rt_sigprocmask(SIG_SETMASK, [] [pid 5922] <... prctl resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5925] set_robust_list(0x55556003c6e0, 24 [pid 5924] set_robust_list(0x55556003c6e0, 24 [pid 5923] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5922] setpgid(0, 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5924 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5925 [pid 5925] <... set_robust_list resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5924] <... set_robust_list resumed>) = 0 [pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5922] <... setpgid resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5926 attached [pid 5925] rt_sigprocmask(SIG_SETMASK, [] [pid 5924] rt_sigprocmask(SIG_SETMASK, [] [pid 5923] <... prctl resumed>) = 0 [pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5925] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5924] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5923] setpgid(0, 0 [pid 5925] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5923] <... setpgid resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5926 [pid 5926] set_robust_list(0x55556003c6e0, 24 [pid 5925] <... prctl resumed>) = 0 [pid 5925] setpgid(0, 0 [pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5926] <... set_robust_list resumed>) = 0 [pid 5925] <... setpgid resumed>) = 0 [pid 5922] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5924] <... prctl resumed>) = 0 [pid 5925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5926] rt_sigprocmask(SIG_SETMASK, [] [pid 5925] <... openat resumed>) = 3 [pid 5924] setpgid(0, 0 [pid 5923] <... openat resumed>) = 3 [pid 5922] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5925] write(3, "1000", 4 [pid 5926] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5924] <... setpgid resumed>) = 0 [pid 5923] write(3, "1000", 4 [pid 5922] <... write resumed>) = 4 [pid 5926] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5925] <... write resumed>) = 4 [pid 5924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5922] close(3 [pid 5923] <... write resumed>) = 4 [pid 5926] <... prctl resumed>) = 0 [pid 5925] close(3 [pid 5923] close(3 [pid 5922] <... close resumed>) = 0 [pid 5926] setpgid(0, 0 [pid 5925] <... close resumed>) = 0 [pid 5924] <... openat resumed>) = 3 [pid 5923] <... close resumed>) = 0 [pid 5922] write(1, "executing program\n", 18 [pid 5926] <... setpgid resumed>) = 0 [pid 5925] write(1, "executing program\n", 18) = 18 [pid 5922] <... write resumed>) = 18 [pid 5926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5925] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5923] write(1, "executing program\n", 18 [pid 5925] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5923] <... write resumed>) = 18 [pid 5922] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5925] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) executing program executing program executing program [pid 5924] write(3, "1000", 4 [pid 5923] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5926] <... openat resumed>) = 3 [pid 5922] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5924] <... write resumed>) = 4 [pid 5925] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5926] write(3, "1000", 4 [pid 5924] close(3 [pid 5923] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5922] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5924] <... close resumed>) = 0 [pid 5926] <... write resumed>) = 4 [pid 5925] <... openat resumed>) = 3 [pid 5924] write(1, "executing program\n", 18 [pid 5923] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5922] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5926] close(3 [pid 5925] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5924] <... write resumed>) = 18 executing program [pid 5926] <... close resumed>) = 0 [pid 5924] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5923] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5922] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5926] write(1, "executing program\n", 18 [pid 5924] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5926] <... write resumed>) = 18 [pid 5924] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5923] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5922] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5926] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5924] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5923] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5922] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5926] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5924] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5924] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5926] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5925] <... write resumed>) = 31 [pid 5923] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5922] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5926] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5925] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5924] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5923] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5924] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5923] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5924] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5924] exit_group(0 [pid 5923] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5924] <... exit_group resumed>) = ? [pid 5926] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5925] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5924] +++ exited with 0 +++ [pid 5923] exit_group(0 [pid 5926] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5923] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5922] <... openat resumed>) = 3 [pid 5922] exit_group(0) = ? [pid 5926] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5925] exit_group(0 [pid 5926] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5925] <... exit_group resumed>) = ? [pid 5926] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5922] +++ exited with 0 +++ [pid 5926] exit_group(0 [pid 5923] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5926] <... exit_group resumed>) = ? [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... restart_syscall resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5926] +++ exited with 0 +++ [pid 5925] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5925, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5927 attached ci2-upstream-fs/strace-static-x86_64: Process 5928 attached [pid 5928] set_robust_list(0x55556003c6e0, 24 [pid 5927] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5928 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5927 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5928] <... set_robust_list resumed>) = 0 [pid 5927] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5928] rt_sigprocmask(SIG_SETMASK, [] [pid 5927] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5928] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5927] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 102.111230][ T5925] gadgetfs: bound to dummy_udc driver [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5929 attached [pid 5928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5928] <... prctl resumed>) = 0 [pid 5928] setpgid(0, 0 [pid 5927] <... prctl resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5929 [pid 5929] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 5930 attached ) = 0 [pid 5928] <... setpgid resumed>) = 0 [pid 5927] setpgid(0, 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5929] rt_sigprocmask(SIG_SETMASK, [] [pid 5930] set_robust_list(0x55556003c6e0, 24 [pid 5929] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5927] <... setpgid resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5930 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5930] <... set_robust_list resumed>) = 0 [pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5928] <... openat resumed>) = 3 [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5930] rt_sigprocmask(SIG_SETMASK, [] [pid 5929] <... prctl resumed>) = 0 [pid 5928] write(3, "1000", 4 [pid 5927] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5930] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5929] setpgid(0, 0 [pid 5928] <... write resumed>) = 4 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5929] <... setpgid resumed>) = 0 [pid 5928] close(3 [pid 5927] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5931 attached [pid 5930] <... prctl resumed>) = 0 [pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5928] <... close resumed>) = 0 [pid 5927] <... write resumed>) = 4 [pid 5930] setpgid(0, 0 [pid 5931] set_robust_list(0x55556003c6e0, 24 [pid 5930] <... setpgid resumed>) = 0 [pid 5927] close(3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5931 [pid 5931] <... set_robust_list resumed>) = 0 [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5929] <... openat resumed>) = 3 [pid 5928] write(1, "executing program\n", 18 [pid 5927] <... close resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5931] rt_sigprocmask(SIG_SETMASK, [] [pid 5927] write(1, "executing program\n", 18 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5927] <... write resumed>) = 18 [pid 5927] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5931] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5928] <... write resumed>) = 18 [pid 5927] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5931] <... prctl resumed>) = 0 executing program executing program [pid 5927] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5928] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5930] <... openat resumed>) = 3 [pid 5931] setpgid(0, 0 [pid 5930] write(3, "1000", 4 [pid 5929] write(3, "1000", 4 [pid 5928] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5927] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5931] <... setpgid resumed>) = 0 [pid 5930] <... write resumed>) = 4 [pid 5930] close(3 [pid 5931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5930] <... close resumed>) = 0 [pid 5929] <... write resumed>) = 4 [pid 5928] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5927] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5931] <... openat resumed>) = 3 [pid 5930] write(1, "executing program\n", 18 [pid 5929] close(3 [pid 5928] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5927] <... openat resumed>) = 3 [pid 5930] <... write resumed>) = 18 [pid 5929] <... close resumed>) = 0 executing program [pid 5931] write(3, "1000", 4 [pid 5930] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 5929] write(1, "executing program\n", 18 [pid 5928] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5927] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5931] <... write resumed>) = 4 [pid 5930] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5929] <... write resumed>) = 18 [pid 5928] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5930] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5929] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5931] close(3) = 0 [pid 5931] write(1, "executing program\n", 18 [pid 5930] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5929] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5928] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5931] <... write resumed>) = 18 [pid 5930] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5929] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5928] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5931] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5930] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5929] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5928] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5930] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5928] <... openat resumed>) = 3 [pid 5931] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5929] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5931] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5930] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5928] exit_group(0 [pid 5931] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5929] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5928] <... exit_group resumed>) = ? [pid 5930] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5931] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5929] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5931] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5930] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5931] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5930] exit_group(0 [pid 5929] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5931] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5930] <... exit_group resumed>) = ? [pid 5928] +++ exited with 0 +++ [pid 5931] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5929] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5931] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5930] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5929] exit_group(0 [pid 5927] <... write resumed>) = 31 [pid 5931] exit_group(0 [pid 5929] <... exit_group resumed>) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5931] <... exit_group resumed>) = ? [pid 5927] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5929] +++ exited with 0 +++ [pid 5927] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5927] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5931] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5932 attached [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5932] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5932 [pid 5612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5932] <... set_robust_list resumed>) = 0 [pid 5932] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5933 attached [pid 5932] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5933] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5933 [pid 5933] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5933] rt_sigprocmask(SIG_SETMASK, [] [pid 5932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5933] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5932] <... prctl resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5933] <... prctl resumed>) = 0 [pid 5932] setpgid(0, 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5933] setpgid(0, 0 [pid 5932] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5934 attached [pid 5933] <... setpgid resumed>) = 0 [pid 5932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5927] +++ exited with 0 +++ [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5932] <... openat resumed>) = 3 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5934 [ 102.249819][ T5927] gadgetfs: bound to dummy_udc driver [pid 5934] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5933] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5934] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5932] write(3, "1000", 4) = 4 [pid 5932] close(3) = 0 [pid 5932] write(1, "executing program\n", 18) = 18 executing program [pid 5932] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5934] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5933] write(3, "1000", 4 [pid 5932] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5935 attached [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5933] <... write resumed>) = 4 [pid 5932] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5935] set_robust_list(0x55556003c6e0, 24 [pid 5934] <... prctl resumed>) = 0 [pid 5933] close(3 [pid 5932] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5934] setpgid(0, 0 [pid 5933] <... close resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5935 [pid 5932] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5934] <... setpgid resumed>) = 0 [pid 5933] write(1, "executing program\n", 18) = 18 executing program [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5935] <... set_robust_list resumed>) = 0 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5933] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5932] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5935] rt_sigprocmask(SIG_SETMASK, [] [pid 5933] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5936 ci2-upstream-fs/strace-static-x86_64: Process 5936 attached [pid 5932] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5936] set_robust_list(0x55556003c6e0, 24 [pid 5935] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5934] <... openat resumed>) = 3 [pid 5933] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5936] <... set_robust_list resumed>) = 0 [pid 5936] rt_sigprocmask(SIG_SETMASK, [] [pid 5935] <... prctl resumed>) = 0 [pid 5934] write(3, "1000", 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5935] setpgid(0, 0 [pid 5934] <... write resumed>) = 4 [pid 5935] <... setpgid resumed>) = 0 [pid 5936] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5934] close(3 [pid 5933] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5936] <... prctl resumed>) = 0 [pid 5936] setpgid(0, 0 [pid 5934] <... close resumed>) = 0 [pid 5933] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5936] <... setpgid resumed>) = 0 [pid 5935] <... openat resumed>) = 3 [pid 5934] write(1, "executing program\n", 18 [pid 5933] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5932] <... write resumed>) = 31 [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5936] write(3, "1000", 4) = 4 [pid 5936] close(3 [pid 5934] <... write resumed>) = 18 executing program [pid 5936] <... close resumed>) = 0 [pid 5934] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5936] write(1, "executing program\n", 18 [pid 5932] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5936] <... write resumed>) = 18 [pid 5933] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5932] <... openat resumed>) = 4 executing program [pid 5936] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5935] write(3, "1000", 4 [pid 5936] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5932] exit_group(0 [pid 5936] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5935] <... write resumed>) = 4 [pid 5934] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5933] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] close(3 [pid 5934] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5933] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5935] <... close resumed>) = 0 [pid 5936] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5934] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5932] <... exit_group resumed>) = ? [pid 5936] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5935] write(1, "executing program\n", 18 [pid 5934] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5933] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5936] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5935] <... write resumed>) = 18 [pid 5936] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5935] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5934] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5936] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5936] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5933] exit_group(0 [pid 5934] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5935] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5934] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... exit_group resumed>) = ? [pid 5934] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5936] exit_group(0 [pid 5935] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5936] <... exit_group resumed>) = ? [pid 5936] +++ exited with 0 +++ [pid 5934] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5935] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5933] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5935] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5934] exit_group(0 [pid 5935] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5934] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5935] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5935] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5610] <... restart_syscall resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5932] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5932, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5934] +++ exited with 0 +++ [pid 5935] exit_group(0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5937 ci2-upstream-fs/strace-static-x86_64: Process 5938 attached ci2-upstream-fs/strace-static-x86_64: Process 5937 attached [pid 5935] <... exit_group resumed>) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5934, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5938 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5938] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 5939 attached ) = 0 [ 102.348679][ T5932] gadgetfs: bound to dummy_udc driver [pid 5937] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5939 ci2-upstream-fs/strace-static-x86_64: Process 5940 attached [pid 5939] set_robust_list(0x55556003c6e0, 24 [pid 5938] rt_sigprocmask(SIG_SETMASK, [] [pid 5937] <... set_robust_list resumed>) = 0 [pid 5935] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5939] <... set_robust_list resumed>) = 0 [pid 5938] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5937] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5940] set_robust_list(0x55556003c6e0, 24 [pid 5939] rt_sigprocmask(SIG_SETMASK, [] [pid 5938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5937] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5940 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5940] <... set_robust_list resumed>) = 0 [pid 5939] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5938] <... prctl resumed>) = 0 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5940] rt_sigprocmask(SIG_SETMASK, [] [pid 5939] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5938] setpgid(0, 0 [pid 5937] <... prctl resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5940] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5939] <... prctl resumed>) = 0 [pid 5938] <... setpgid resumed>) = 0 [pid 5937] setpgid(0, 0 [pid 5940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5939] setpgid(0, 0 [pid 5937] <... setpgid resumed>) = 0 [pid 5938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5940] <... prctl resumed>) = 0 [pid 5940] setpgid(0, 0) = 0 [pid 5940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5940] write(3, "1000", 4) = 4 [pid 5940] close(3 [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5939] <... setpgid resumed>) = 0 [pid 5940] <... close resumed>) = 0 [pid 5938] <... openat resumed>) = 3 [pid 5940] write(1, "executing program\n", 18) = 18 [pid 5940] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5940] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5940] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5937] <... openat resumed>) = 3 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5940] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5939] <... openat resumed>) = 3 [pid 5938] write(3, "1000", 4 [pid 5940] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5937] write(3, "1000", 4 [pid 5938] <... write resumed>) = 4 executing program [pid 5938] close(3 [pid 5937] <... write resumed>) = 4 [pid 5940] <... openat resumed>) = 3 [pid 5938] <... close resumed>) = 0 [pid 5937] close(3 [pid 5940] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5939] write(3, "1000", 4 executing program [pid 5938] write(1, "executing program\n", 18 [pid 5937] <... close resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5941 attached [pid 5939] <... write resumed>) = 4 [pid 5938] <... write resumed>) = 18 [pid 5941] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5941] rt_sigprocmask(SIG_SETMASK, [] [pid 5939] close(3 [pid 5938] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5937] write(1, "executing program\n", 18 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5941 [pid 5941] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5939] <... close resumed>) = 0 executing program [pid 5938] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5937] <... write resumed>) = 18 [pid 5939] write(1, "executing program\n", 18 executing program [pid 5938] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5937] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5940] <... write resumed>) = 31 [pid 5939] <... write resumed>) = 18 [pid 5938] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5937] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5941] <... prctl resumed>) = 0 [pid 5940] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5941] setpgid(0, 0) = 0 [pid 5939] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5938] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5937] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5939] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5938] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5937] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5940] <... openat resumed>) = 4 [pid 5939] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5938] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5937] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5941] <... openat resumed>) = 3 [pid 5939] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5938] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5940] exit_group(0 [pid 5941] write(3, "1000", 4 [pid 5940] <... exit_group resumed>) = ? [pid 5939] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5938] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5937] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5941] <... write resumed>) = 4 [pid 5939] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5938] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5941] close(3 [pid 5940] +++ exited with 0 +++ [pid 5939] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5937] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5941] <... close resumed>) = 0 [pid 5939] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5938] exit_group(0 executing program [pid 5937] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5941] write(1, "executing program\n", 18 [pid 5939] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5938] <... exit_group resumed>) = ? [pid 5941] <... write resumed>) = 18 [pid 5939] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5937] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5941] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5941] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5939] exit_group(0 [pid 5937] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5941] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5939] <... exit_group resumed>) = ? [pid 5938] +++ exited with 0 +++ [pid 5937] <... exit_group resumed>) = ? [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5941] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5939] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5941] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... restart_syscall resumed>) = 0 [pid 5941] <... openat resumed>) = 3 [pid 5941] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5937] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 5942 attached [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [ 102.447493][ T5940] gadgetfs: bound to dummy_udc driver [pid 5942] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5942 [pid 5942] <... set_robust_list resumed>) = 0 [pid 5941] <... write resumed>) = 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5942] rt_sigprocmask(SIG_SETMASK, [] [pid 5941] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5942] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5943 attached [pid 5942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5941] <... openat resumed>) = 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5943] set_robust_list(0x55556003c6e0, 24 [pid 5942] <... prctl resumed>) = 0 [pid 5941] exit_group(0 [pid 5943] <... set_robust_list resumed>) = 0 [pid 5942] setpgid(0, 0 [pid 5943] rt_sigprocmask(SIG_SETMASK, [] [pid 5942] <... setpgid resumed>) = 0 [pid 5941] <... exit_group resumed>) = ? [pid 5942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5943 ci2-upstream-fs/strace-static-x86_64: Process 5944 attached [pid 5943] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5942] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5944] set_robust_list(0x55556003c6e0, 24 [pid 5943] <... prctl resumed>) = 0 [pid 5942] write(3, "1000", 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5944 [pid 5944] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5944] rt_sigprocmask(SIG_SETMASK, [] [pid 5943] setpgid(0, 0 [pid 5942] <... write resumed>) = 4 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5944] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5943] <... setpgid resumed>) = 0 [pid 5942] close(3) = 0 executing program [pid 5942] write(1, "executing program\n", 18 [pid 5944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5942] <... write resumed>) = 18 [pid 5944] <... prctl resumed>) = 0 [pid 5942] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5944] setpgid(0, 0 [pid 5943] <... openat resumed>) = 3 [pid 5942] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 5945 attached [pid 5944] <... setpgid resumed>) = 0 [pid 5942] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5945] set_robust_list(0x55556003c6e0, 24 [pid 5944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5943] write(3, "1000", 4 [pid 5942] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5941] +++ exited with 0 +++ [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5945 [pid 5945] <... set_robust_list resumed>) = 0 [pid 5944] <... openat resumed>) = 3 [pid 5943] <... write resumed>) = 4 [pid 5942] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5945] rt_sigprocmask(SIG_SETMASK, [] [pid 5943] close(3 [pid 5944] write(3, "1000", 4 [pid 5943] <... close resumed>) = 0 [pid 5944] <... write resumed>) = 4 [pid 5944] close(3 [pid 5945] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5944] <... close resumed>) = 0 executing program [ 102.511662][ T5941] gadgetfs: bound to dummy_udc driver [pid 5943] write(1, "executing program\n", 18 [pid 5945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5944] write(1, "executing program\n", 18 [pid 5943] <... write resumed>) = 18 [pid 5942] <... openat resumed>) = 3 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5945] <... prctl resumed>) = 0 [pid 5945] setpgid(0, 0 [pid 5944] <... write resumed>) = 18 executing program [pid 5942] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5945] <... setpgid resumed>) = 0 [pid 5944] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5943] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5945] <... openat resumed>) = 3 [pid 5945] write(3, "1000", 4) = 4 [pid 5945] close(3ci2-upstream-fs/strace-static-x86_64: Process 5946 attached [pid 5944] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5943] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5942] <... write resumed>) = 31 [pid 5945] <... close resumed>) = 0 [pid 5945] write(1, "executing program\n", 18 [pid 5944] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 5943] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5946 [pid 5946] set_robust_list(0x55556003c6e0, 24 [pid 5945] <... write resumed>) = 18 [pid 5944] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5943] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5942] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5946] <... set_robust_list resumed>) = 0 [pid 5945] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5944] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5943] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5942] <... openat resumed>) = 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5946] rt_sigprocmask(SIG_SETMASK, [] [pid 5945] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5944] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5943] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5946] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5945] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5943] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5944] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5942] exit_group(0 [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5945] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5944] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5943] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5942] <... exit_group resumed>) = ? [pid 5946] <... prctl resumed>) = 0 [pid 5945] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5944] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5943] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5946] setpgid(0, 0 [pid 5945] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5944] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5943] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5946] <... setpgid resumed>) = 0 [pid 5945] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5943] exit_group(0) = ? [pid 5945] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5944] exit_group(0 [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5945] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5946] <... openat resumed>) = 3 [pid 5944] <... exit_group resumed>) = ? [pid 5943] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5943, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5945] <... openat resumed>) = 3 [pid 5946] write(3, "1000", 4 [pid 5945] exit_group(0 [pid 5944] +++ exited with 0 +++ [pid 5942] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 5945] <... exit_group resumed>) = ? [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5942, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5946] <... write resumed>) = 4 [pid 5946] close(3) = 0 [pid 5946] write(1, "executing program\n", 18 executing program [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5945] +++ exited with 0 +++ [pid 5946] <... write resumed>) = 18 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5946] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5946] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5947 attached [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5947] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5947 [pid 5947] <... set_robust_list resumed>) = 0 [pid 5946] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5947] setpgid(0, 0) = 0 [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5947] write(3, "1000", 4) = 4 [pid 5947] close(3 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5947] <... close resumed>) = 0 [pid 5947] write(1, "executing program\n", 18 [pid 5946] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5946] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5947] <... write resumed>) = 18 executing program [pid 5947] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5946] <... openat resumed>) = 3 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5948 attached [pid 5947] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5946] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5947] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5949 attached [pid 5948] set_robust_list(0x55556003c6e0, 24 [pid 5947] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5948 [ 102.585634][ T5942] gadgetfs: bound to dummy_udc driver [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5948] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5947] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5949] set_robust_list(0x55556003c6e0, 24 [pid 5948] rt_sigprocmask(SIG_SETMASK, [] [pid 5947] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5949 [pid 5947] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5947] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5949] <... set_robust_list resumed>) = 0 [pid 5948] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5949] rt_sigprocmask(SIG_SETMASK, [] [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5947] exit_group(0 [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5950 attached [pid 5949] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5948] <... prctl resumed>) = 0 [pid 5947] <... exit_group resumed>) = ? [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5950 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5948] setpgid(0, 0 [pid 5949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5948] <... setpgid resumed>) = 0 [pid 5950] set_robust_list(0x55556003c6e0, 24 [pid 5949] <... prctl resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5947] +++ exited with 0 +++ [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5949] setpgid(0, 0 [pid 5950] <... set_robust_list resumed>) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5950] rt_sigprocmask(SIG_SETMASK, [] [pid 5949] <... setpgid resumed>) = 0 [pid 5950] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5948] <... openat resumed>) = 3 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5946] <... write resumed>) = 31 [pid 5950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5949] <... openat resumed>) = 3 [pid 5948] write(3, "1000", 4 [pid 5950] <... prctl resumed>) = 0 [pid 5949] write(3, "1000", 4 [pid 5948] <... write resumed>) = 4 [pid 5946] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5950] setpgid(0, 0 [pid 5949] <... write resumed>) = 4 [pid 5948] close(3 [pid 5946] <... openat resumed>) = 4 [pid 5950] <... setpgid resumed>) = 0 [pid 5949] close(3 [pid 5948] <... close resumed>) = 0 [pid 5946] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5949] <... close resumed>) = 0 [pid 5948] write(1, "executing program\n", 18 [pid 5946] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5948] <... write resumed>) = 18 [pid 5950] <... openat resumed>) = 3 [pid 5948] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5950] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5951 attached [pid 5949] write(1, "executing program\n", 18 [pid 5948] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5946] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5946, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- executing program [pid 5951] set_robust_list(0x55556003c6e0, 24 [pid 5950] <... write resumed>) = 4 [pid 5949] <... write resumed>) = 18 [pid 5948] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5951 [pid 5951] <... set_robust_list resumed>) = 0 [pid 5950] close(3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5948] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5951] rt_sigprocmask(SIG_SETMASK, [] [pid 5950] <... close resumed>) = 0 [pid 5949] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5948] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5951] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5950] write(1, "executing program\n", 18 [pid 5949] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5948] <... openat resumed>) = 3 executing program [pid 5951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5950] <... write resumed>) = 18 [pid 5949] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5951] <... prctl resumed>) = 0 [pid 5948] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 5952 attached [pid 5951] setpgid(0, 0 [pid 5950] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5949] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5952] set_robust_list(0x55556003c6e0, 24 [pid 5951] <... setpgid resumed>) = 0 [pid 5950] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5952] <... set_robust_list resumed>) = 0 [pid 5951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5950] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5949] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5952 [pid 5952] rt_sigprocmask(SIG_SETMASK, [] [pid 5951] <... openat resumed>) = 3 [ 102.666992][ T5946] gadgetfs: bound to dummy_udc driver [pid 5950] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5949] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5952] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5948] <... write resumed>) = 31 [pid 5948] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5950] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5949] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5948] <... openat resumed>) = 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5952] setpgid(0, 0 [pid 5951] write(3, "1000", 4 [pid 5950] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5949] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] exit_group(0 [pid 5952] <... setpgid resumed>) = 0 [pid 5951] <... write resumed>) = 4 [pid 5950] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5949] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5948] <... exit_group resumed>) = ? [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5951] close(3 [pid 5950] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5951] <... close resumed>) = 0 [pid 5950] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5949] exit_group(0 [pid 5951] write(1, "executing program\n", 18 [pid 5950] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5949] <... exit_group resumed>) = ? [pid 5951] <... write resumed>) = 18 [pid 5950] exit_group(0 [pid 5951] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5950] <... exit_group resumed>) = ? [pid 5952] <... openat resumed>) = 3 [pid 5951] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5949] +++ exited with 0 +++ [pid 5952] write(3, "1000", 4 [pid 5951] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5952] <... write resumed>) = 4 [pid 5951] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5950] +++ exited with 0 +++ [pid 5952] close(3 [pid 5951] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5952] <... close resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5951] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5952] write(1, "executing program\n", 18 executing program [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5952] <... write resumed>) = 18 [pid 5951] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5951] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5952] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5951] exit_group(0 [pid 5952] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5948] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5951] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5948, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5952] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5951] +++ exited with 0 +++ [pid 5952] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5952] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5952] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 5953 attached [pid 5953] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5953 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5955 attached ci2-upstream-fs/strace-static-x86_64: Process 5954 attached [pid 5955] set_robust_list(0x55556003c6e0, 24 [pid 5953] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5955] <... set_robust_list resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5955 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5954 [pid 5954] set_robust_list(0x55556003c6e0, 24 [pid 5955] rt_sigprocmask(SIG_SETMASK, [] [pid 5953] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 102.730009][ T5948] gadgetfs: bound to dummy_udc driver [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5954] <... set_robust_list resumed>) = 0 [pid 5955] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5954] rt_sigprocmask(SIG_SETMASK, [] [pid 5955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5953] <... prctl resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5955] <... prctl resumed>) = 0 [pid 5953] setpgid(0, 0 [pid 5954] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5955] setpgid(0, 0 [pid 5953] <... setpgid resumed>) = 0 [pid 5952] <... write resumed>) = 31 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5955] <... setpgid resumed>) = 0 [pid 5953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5952] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5954] <... prctl resumed>) = 0 [pid 5955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5953] <... openat resumed>) = 3 [pid 5952] <... openat resumed>) = 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5954] setpgid(0, 0 [pid 5955] <... openat resumed>) = 3 [pid 5953] write(3, "1000", 4 [pid 5952] exit_group(0 [pid 5954] <... setpgid resumed>) = 0 [pid 5953] <... write resumed>) = 4 [pid 5955] write(3, "1000", 4 [pid 5954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5953] close(3 [pid 5952] <... exit_group resumed>) = ? [pid 5955] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5956 attached [pid 5954] <... openat resumed>) = 3 [pid 5955] close(3 [pid 5953] <... close resumed>) = 0 [pid 5954] write(3, "1000", 4 [pid 5953] write(1, "executing program\n", 18 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5956 [pid 5954] <... write resumed>) = 4 [pid 5955] <... close resumed>) = 0 [pid 5953] <... write resumed>) = 18 executing program [pid 5954] close(3 [pid 5955] write(1, "executing program\n", 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5956] set_robust_list(0x55556003c6e0, 24 [pid 5954] <... close resumed>) = 0 [pid 5953] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5952] +++ exited with 0 +++ executing program [pid 5956] <... set_robust_list resumed>) = 0 [pid 5955] <... write resumed>) = 18 [pid 5953] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5952, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5956] rt_sigprocmask(SIG_SETMASK, [] [pid 5955] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5954] write(1, "executing program\n", 18 [pid 5953] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5956] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5954] <... write resumed>) = 18 [pid 5955] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5953] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5954] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5955] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5953] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5956] <... prctl resumed>) = 0 [pid 5954] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5956] setpgid(0, 0 [pid 5955] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5956] <... setpgid resumed>) = 0 [pid 5954] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5955] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5953] <... openat resumed>) = 3 [pid 5956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5954] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5955] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5953] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 5957 attached [pid 5956] <... openat resumed>) = 3 [pid 5957] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5957 [pid 5957] rt_sigprocmask(SIG_SETMASK, [] [pid 5956] write(3, "1000", 4 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5956] <... write resumed>) = 4 [pid 5957] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5956] close(3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5957] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5956] <... close resumed>) = 0 [ 102.797960][ T5952] gadgetfs: bound to dummy_udc driver [pid 5956] write(1, "executing program\n", 18 [pid 5957] <... prctl resumed>) = 0 [pid 5954] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5955] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5953] <... write resumed>) = 31 executing program [pid 5957] setpgid(0, 0 [pid 5956] <... write resumed>) = 18 [pid 5954] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5955] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5953] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5957] <... setpgid resumed>) = 0 [pid 5956] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5954] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5955] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5953] <... openat resumed>) = 4 [pid 5957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5954] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5953] exit_group(0 [pid 5957] write(3, "1000", 4 [pid 5956] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5954] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5955] exit_group(0 [pid 5953] <... exit_group resumed>) = ? [pid 5957] <... write resumed>) = 4 [pid 5956] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5954] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5957] close(3 [pid 5956] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5954] exit_group(0 [pid 5955] <... exit_group resumed>) = ? [pid 5957] <... close resumed>) = 0 [pid 5957] write(1, "executing program\n", 18 [pid 5956] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5954] <... exit_group resumed>) = ? [pid 5957] <... write resumed>) = 18 [pid 5956] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5957] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5956] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5957] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5956] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5957] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5956] <... openat resumed>) = 3 [pid 5954] +++ exited with 0 +++ [pid 5955] +++ exited with 0 +++ [ 102.853111][ T5953] gadgetfs: bound to dummy_udc driver [pid 5957] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5956] exit_group(0 [pid 5957] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5957] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5956] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5957] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5957] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5957] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5953] +++ exited with 0 +++ [pid 5957] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5958 attached [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5958] set_robust_list(0x55556003c6e0, 24 [pid 5957] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5959 attached [pid 5958] <... set_robust_list resumed>) = 0 [pid 5957] +++ exited with 0 +++ [pid 5956] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5959] set_robust_list(0x55556003c6e0, 24 [pid 5958] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5959 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5958 [pid 5959] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 5960 attached [pid 5959] rt_sigprocmask(SIG_SETMASK, [] [pid 5958] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5960] set_robust_list(0x55556003c6e0, 24 [pid 5959] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5958] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5960 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5960] <... set_robust_list resumed>) = 0 [pid 5959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5958] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5961 attached [pid 5960] rt_sigprocmask(SIG_SETMASK, [] [pid 5959] <... prctl resumed>) = 0 [pid 5958] setpgid(0, 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5962 attached [pid 5961] set_robust_list(0x55556003c6e0, 24 [pid 5960] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5959] setpgid(0, 0 [pid 5958] <... setpgid resumed>) = 0 [pid 5962] set_robust_list(0x55556003c6e0, 24 [pid 5961] <... set_robust_list resumed>) = 0 [pid 5960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5959] <... setpgid resumed>) = 0 [pid 5958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5962 [pid 5962] <... set_robust_list resumed>) = 0 [pid 5961] rt_sigprocmask(SIG_SETMASK, [] [pid 5959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5961 [pid 5961] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5960] <... prctl resumed>) = 0 [pid 5958] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5962] rt_sigprocmask(SIG_SETMASK, [] [pid 5961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5960] setpgid(0, 0 [pid 5959] <... openat resumed>) = 3 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5962] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5961] <... prctl resumed>) = 0 [pid 5960] <... setpgid resumed>) = 0 [pid 5959] write(3, "1000", 4 [pid 5958] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5961] setpgid(0, 0 [pid 5960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5959] <... write resumed>) = 4 [pid 5958] <... write resumed>) = 4 [pid 5962] <... prctl resumed>) = 0 [pid 5961] <... setpgid resumed>) = 0 [pid 5960] <... openat resumed>) = 3 [pid 5959] close(3 [pid 5958] close(3 [pid 5962] setpgid(0, 0 [pid 5960] write(3, "1000", 4 [pid 5959] <... close resumed>) = 0 [pid 5961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5958] <... close resumed>) = 0 [pid 5962] <... setpgid resumed>) = 0 [pid 5960] <... write resumed>) = 4 [pid 5959] write(1, "executing program\n", 18 executing program [pid 5958] write(1, "executing program\n", 18 [pid 5962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5961] <... openat resumed>) = 3 executing program [pid 5960] close(3 [pid 5959] <... write resumed>) = 18 [pid 5958] <... write resumed>) = 18 [pid 5962] <... openat resumed>) = 3 [pid 5961] write(3, "1000", 4 [pid 5960] <... close resumed>) = 0 [pid 5959] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5960] write(1, "executing program\n", 18 [pid 5961] <... write resumed>) = 4 [pid 5958] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5961] close(3 executing program [pid 5962] write(3, "1000", 4 [pid 5961] <... close resumed>) = 0 [pid 5960] <... write resumed>) = 18 [pid 5959] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5958] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5962] <... write resumed>) = 4 [pid 5961] write(1, "executing program\n", 18 executing program [pid 5960] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5961] <... write resumed>) = 18 [pid 5958] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5962] close(3 [pid 5960] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5959] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5962] <... close resumed>) = 0 [pid 5961] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5960] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5959] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5958] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5962] write(1, "executing program\n", 18 [pid 5961] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5960] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5959] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5958] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5962] <... write resumed>) = 18 [pid 5961] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5960] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5959] <... openat resumed>) = 3 [pid 5962] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5961] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5960] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5959] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5958] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5962] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5961] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5958] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5962] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5961] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5960] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5958] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5962] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5960] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5959] <... write resumed>) = 31 [pid 5958] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5962] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5960] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5961] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5960] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5962] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5958] <... openat resumed>) = 3 [pid 5962] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5961] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5960] exit_group(0 [pid 5959] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5958] exit_group(0 [pid 5962] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5961] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5960] <... exit_group resumed>) = ? [pid 5959] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5958] <... exit_group resumed>) = ? [pid 5962] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5961] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5962] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5959] exit_group(0 [pid 5962] exit_group(0 [pid 5961] exit_group(0 [pid 5960] +++ exited with 0 +++ [pid 5959] <... exit_group resumed>) = ? [pid 5958] +++ exited with 0 +++ [pid 5962] <... exit_group resumed>) = ? [pid 5961] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5961] +++ exited with 0 +++ [pid 5962] +++ exited with 0 +++ [pid 5959] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5964 attached ci2-upstream-fs/strace-static-x86_64: Process 5963 attached [pid 5610] <... restart_syscall resumed>) = 0 [pid 5964] set_robust_list(0x55556003c6e0, 24 [pid 5963] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5964] <... set_robust_list resumed>) = 0 [pid 5963] <... set_robust_list resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5963 [ 102.970712][ T5959] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 5965 attached [pid 5964] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5965] set_robust_list(0x55556003c6e0, 24 [pid 5964] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5963] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5964 [pid 5963] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5965] <... set_robust_list resumed>) = 0 [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5965] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5965 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5965] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5963] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5966 attached [pid 5965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5964] <... prctl resumed>) = 0 [pid 5963] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5966] set_robust_list(0x55556003c6e0, 24 [pid 5965] <... prctl resumed>) = 0 [pid 5964] setpgid(0, 0 [pid 5963] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5966 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5966] <... set_robust_list resumed>) = 0 [pid 5965] setpgid(0, 0 [pid 5964] <... setpgid resumed>) = 0 [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5966] rt_sigprocmask(SIG_SETMASK, [] [pid 5965] <... setpgid resumed>) = 0 [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5963] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5966] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5964] <... openat resumed>) = 3 [pid 5963] write(3, "1000", 4 [pid 5966] <... prctl resumed>) = 0 [pid 5965] <... openat resumed>) = 3 [pid 5964] write(3, "1000", 4 [pid 5963] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5967 attached [pid 5966] setpgid(0, 0 [pid 5964] <... write resumed>) = 4 [pid 5963] close(3 [pid 5966] <... setpgid resumed>) = 0 [pid 5964] close(3 [pid 5963] <... close resumed>) = 0 [pid 5966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5965] write(3, "1000", 4 [pid 5963] write(1, "executing program\n", 18 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5967 executing program [pid 5967] set_robust_list(0x55556003c6e0, 24 [pid 5965] <... write resumed>) = 4 [pid 5964] <... close resumed>) = 0 [pid 5963] <... write resumed>) = 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5967] <... set_robust_list resumed>) = 0 [pid 5966] <... openat resumed>) = 3 [pid 5965] close(3 [pid 5964] write(1, "executing program\n", 18 [pid 5963] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5967] rt_sigprocmask(SIG_SETMASK, [] [pid 5966] write(3, "1000", 4 [pid 5965] <... close resumed>) = 0 [pid 5964] <... write resumed>) = 18 [pid 5967] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5966] <... write resumed>) = 4 [pid 5965] write(1, "executing program\n", 18 [pid 5964] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5963] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5966] close(3 [pid 5965] <... write resumed>) = 18 [pid 5963] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5964] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5967] <... prctl resumed>) = 0 [pid 5966] <... close resumed>) = 0 [pid 5965] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5967] setpgid(0, 0 [pid 5966] write(1, "executing program\n", 18 [pid 5965] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5964] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5963] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5967] <... setpgid resumed>) = 0 [pid 5966] <... write resumed>) = 18 [pid 5965] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5963] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5966] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5965] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5965] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5964] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5965] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5967] <... openat resumed>) = 3 [pid 5966] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5964] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5963] <... openat resumed>) = 3 [pid 5966] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5965] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5965] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5963] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5967] write(3, "1000", 4 [pid 5966] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5965] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5964] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5967] <... write resumed>) = 4 [pid 5967] close(3) = 0 [pid 5966] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5965] exit_group(0 [pid 5964] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5967] write(1, "executing program\n", 18 [pid 5966] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5965] <... exit_group resumed>) = ? executing program [pid 5964] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5967] <... write resumed>) = 18 [pid 5966] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] +++ exited with 0 +++ [pid 5964] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5967] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5966] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5964] <... openat resumed>) = 3 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5965, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5966] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5967] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5967] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5966] exit_group(0 [pid 5964] exit_group(0 [pid 5967] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5966] <... exit_group resumed>) = ? [pid 5964] <... exit_group resumed>) = ? [pid 5963] <... write resumed>) = 31 [pid 5967] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5966] +++ exited with 0 +++ [pid 5964] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 5963] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5967] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5967] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5967] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5963] <... openat resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5967] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5963] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5967] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5963] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5967] exit_group(0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5969 attached [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5968 attached [pid 5969] set_robust_list(0x55556003c6e0, 24 [pid 5967] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5970 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5969 [pid 5970] set_robust_list(0x55556003c6e0, 24 [pid 5969] <... set_robust_list resumed>) = 0 [pid 5967] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5968 [pid 5970] <... set_robust_list resumed>) = 0 [pid 5969] rt_sigprocmask(SIG_SETMASK, [] [pid 5968] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5970] rt_sigprocmask(SIG_SETMASK, [] [pid 5969] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5970 [pid 5970] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5969] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5969] <... prctl resumed>) = 0 [pid 5970] <... prctl resumed>) = 0 [pid 5969] setpgid(0, 0 [pid 5968] <... set_robust_list resumed>) = 0 [pid 5970] setpgid(0, 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5970] <... setpgid resumed>) = 0 [pid 5969] <... setpgid resumed>) = 0 [pid 5968] rt_sigprocmask(SIG_SETMASK, [] [pid 5970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5968] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5968] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5970] <... openat resumed>) = 3 [pid 5969] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5970] write(3, "1000", 4 [pid 5969] write(3, "1000", 4 [pid 5968] <... prctl resumed>) = 0 [pid 5970] <... write resumed>) = 4 [pid 5969] <... write resumed>) = 4 [pid 5968] setpgid(0, 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5970] close(3 [pid 5969] close(3 [pid 5970] <... close resumed>) = 0 [pid 5969] <... close resumed>) = 0 [pid 5968] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5971 attached [pid 5970] write(1, "executing program\n", 18 [pid 5969] write(1, "executing program\n", 18 executing program executing program [ 103.092798][ T5963] gadgetfs: bound to dummy_udc driver [pid 5968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5971] set_robust_list(0x55556003c6e0, 24 [pid 5970] <... write resumed>) = 18 [pid 5969] <... write resumed>) = 18 [pid 5968] <... openat resumed>) = 3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5971 [pid 5971] <... set_robust_list resumed>) = 0 [pid 5970] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5969] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5968] write(3, "1000", 4 [pid 5971] rt_sigprocmask(SIG_SETMASK, [] [pid 5970] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5969] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5968] <... write resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5971] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5970] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5969] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5968] close(3 [pid 5963] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5970] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5969] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5968] <... close resumed>) = 0 [pid 5971] <... prctl resumed>) = 0 [pid 5968] write(1, "executing program\n", 18 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5963, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5968] <... write resumed>) = 18 executing program [pid 5971] setpgid(0, 0 [pid 5970] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5969] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5968] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5971] <... setpgid resumed>) = 0 [pid 5968] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5969] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5968] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5970] <... openat resumed>) = 3 [pid 5969] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5968] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5971] <... openat resumed>) = 3 [pid 5970] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5969] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5971] write(3, "1000", 4 [pid 5969] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5968] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5968] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5971] <... write resumed>) = 4 [pid 5970] <... write resumed>) = 31 [pid 5969] <... openat resumed>) = 3 [pid 5971] close(3) = 0 [pid 5969] exit_group(0 [pid 5971] write(1, "executing program\n", 18 [pid 5970] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5969] <... exit_group resumed>) = ? [pid 5968] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5971] <... write resumed>) = 18 [pid 5970] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5968] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5971] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5970] exit_group(0 [pid 5969] +++ exited with 0 +++ [pid 5968] exit_group(0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5971] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5970] <... exit_group resumed>) = ? [pid 5968] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5971] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5971] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5968] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5968, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5971] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... restart_syscall resumed>) = 0 [pid 5971] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5972 attached [pid 5971] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5972 [pid 5972] set_robust_list(0x55556003c6e0, 24 [pid 5971] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5972] <... set_robust_list resumed>) = 0 [pid 5971] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5972] rt_sigprocmask(SIG_SETMASK, [] [pid 5971] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5972] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5972] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5971] exit_group(0 [pid 5970] +++ exited with 0 +++ [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5972] <... prctl resumed>) = 0 [pid 5971] <... exit_group resumed>) = ? [pid 5972] setpgid(0, 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5972] <... setpgid resumed>) = 0 [pid 5971] +++ exited with 0 +++ [pid 5972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... restart_syscall resumed>) = 0 [pid 5972] <... openat resumed>) = 3 [pid 5972] write(3, "1000", 4) = 4 ci2-upstream-fs/strace-static-x86_64: Process 5974 attached ci2-upstream-fs/strace-static-x86_64: Process 5973 attached [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5972] close(3 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5974] set_robust_list(0x55556003c6e0, 24 [pid 5973] set_robust_list(0x55556003c6e0, 24 [pid 5972] <... close resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5974 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5973 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5974] <... set_robust_list resumed>) = 0 [pid 5973] <... set_robust_list resumed>) = 0 [pid 5972] write(1, "executing program\n", 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 103.182478][ T5970] gadgetfs: bound to dummy_udc driver [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5974] rt_sigprocmask(SIG_SETMASK, [] [pid 5973] rt_sigprocmask(SIG_SETMASK, [] [pid 5972] <... write resumed>) = 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5974] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5973] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5972] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 5975 attached [pid 5974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5973] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 5976 attached [pid 5975] set_robust_list(0x55556003c6e0, 24 [pid 5974] <... prctl resumed>) = 0 [pid 5972] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5975 [pid 5976] set_robust_list(0x55556003c6e0, 24 [pid 5975] <... set_robust_list resumed>) = 0 [pid 5974] setpgid(0, 0 [pid 5973] <... prctl resumed>) = 0 [pid 5972] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5976] <... set_robust_list resumed>) = 0 [pid 5973] setpgid(0, 0 [pid 5974] <... setpgid resumed>) = 0 [pid 5973] <... setpgid resumed>) = 0 [pid 5972] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5975] rt_sigprocmask(SIG_SETMASK, [] [pid 5976] rt_sigprocmask(SIG_SETMASK, [] [pid 5974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5975] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5972] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5976 [pid 5976] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5972] <... openat resumed>) = 3 [pid 5976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5975] <... prctl resumed>) = 0 [pid 5974] <... openat resumed>) = 3 [pid 5973] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5972] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5976] <... prctl resumed>) = 0 [pid 5975] setpgid(0, 0 [pid 5974] write(3, "1000", 4 [pid 5973] write(3, "1000", 4 [pid 5974] <... write resumed>) = 4 [pid 5974] close(3 [pid 5976] setpgid(0, 0 [pid 5975] <... setpgid resumed>) = 0 [pid 5973] <... write resumed>) = 4 [pid 5976] <... setpgid resumed>) = 0 [pid 5973] close(3 [pid 5976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5974] <... close resumed>) = 0 [pid 5973] <... close resumed>) = 0 [pid 5976] <... openat resumed>) = 3 [pid 5974] write(1, "executing program\n", 18 executing program [pid 5973] write(1, "executing program\n", 18 [pid 5975] <... openat resumed>) = 3 [pid 5974] <... write resumed>) = 18 executing program [pid 5976] write(3, "1000", 4 [pid 5975] write(3, "1000", 4 [pid 5974] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5973] <... write resumed>) = 18 [pid 5976] <... write resumed>) = 4 [pid 5975] <... write resumed>) = 4 [pid 5974] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5973] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5976] close(3 [pid 5975] close(3 [pid 5972] <... write resumed>) = 31 [pid 5976] <... close resumed>) = 0 [pid 5975] <... close resumed>) = 0 [pid 5976] write(1, "executing program\n", 18 executing program [pid 5972] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR executing program [pid 5975] write(1, "executing program\n", 18 [pid 5976] <... write resumed>) = 18 [pid 5975] <... write resumed>) = 18 [pid 5974] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5973] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5976] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5975] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5974] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5976] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5976] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5975] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5973] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5972] <... openat resumed>) = 4 [pid 5974] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5976] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5975] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5974] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5973] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5972] exit_group(0 [pid 5976] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5975] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5974] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5973] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5972] <... exit_group resumed>) = ? [pid 5974] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5975] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5974] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5976] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5975] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5974] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5973] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5976] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5975] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5974] exit_group(0 [pid 5973] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5976] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5975] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5974] <... exit_group resumed>) = ? [pid 5973] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5976] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5975] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5973] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5976] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5975] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5975] exit_group(0 [pid 5974] +++ exited with 0 +++ [pid 5976] exit_group(0 [pid 5973] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5976] <... exit_group resumed>) = ? [pid 5975] <... exit_group resumed>) = ? [pid 5973] exit_group(0 [pid 5972] +++ exited with 0 +++ [pid 5976] +++ exited with 0 +++ [pid 5975] +++ exited with 0 +++ [pid 5973] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5972, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5976, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5973] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 5977 attached [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5977] set_robust_list(0x55556003c6e0, 24 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5977] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5977] rt_sigprocmask(SIG_SETMASK, [] [ 103.270185][ T5972] gadgetfs: bound to dummy_udc driver [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5977] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5977 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5978 attached [pid 5977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5979 attached [pid 5978] set_robust_list(0x55556003c6e0, 24 [pid 5977] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5978 [pid 5979] set_robust_list(0x55556003c6e0, 24 [pid 5978] <... set_robust_list resumed>) = 0 [pid 5977] setpgid(0, 0 [pid 5979] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5977] <... setpgid resumed>) = 0 [pid 5978] rt_sigprocmask(SIG_SETMASK, [] [pid 5979] rt_sigprocmask(SIG_SETMASK, [] [pid 5978] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5979 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5979] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5977] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5978] <... prctl resumed>) = 0 [pid 5977] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5979] <... prctl resumed>) = 0 [pid 5978] setpgid(0, 0 [pid 5977] <... write resumed>) = 4 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5980 attached ci2-upstream-fs/strace-static-x86_64: Process 5981 attached [pid 5979] setpgid(0, 0 [pid 5978] <... setpgid resumed>) = 0 [pid 5977] close(3 [pid 5981] set_robust_list(0x55556003c6e0, 24 [pid 5979] <... setpgid resumed>) = 0 [pid 5978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] set_robust_list(0x55556003c6e0, 24 [pid 5977] <... close resumed>) = 0 [pid 5981] <... set_robust_list resumed>) = 0 [pid 5979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] <... set_robust_list resumed>) = 0 executing program [pid 5977] write(1, "executing program\n", 18 [pid 5980] rt_sigprocmask(SIG_SETMASK, [] [pid 5979] <... openat resumed>) = 3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5981 [pid 5981] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5980 [pid 5977] <... write resumed>) = 18 [pid 5978] <... openat resumed>) = 3 [pid 5981] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5980] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5979] write(3, "1000", 4 [pid 5978] write(3, "1000", 4 [pid 5980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5978] <... write resumed>) = 4 [pid 5980] <... prctl resumed>) = 0 [pid 5979] <... write resumed>) = 4 [pid 5978] close(3 [pid 5981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5977] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5981] <... prctl resumed>) = 0 [pid 5980] setpgid(0, 0 [pid 5979] close(3 [pid 5978] <... close resumed>) = 0 [pid 5977] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5981] setpgid(0, 0 [pid 5980] <... setpgid resumed>) = 0 [pid 5979] <... close resumed>) = 0 [pid 5978] write(1, "executing program\n", 18 [pid 5977] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5981] <... setpgid resumed>) = 0 [pid 5980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5979] write(1, "executing program\n", 18 [pid 5978] <... write resumed>) = 18 [pid 5977] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program executing program [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] <... openat resumed>) = 3 [pid 5979] <... write resumed>) = 18 [pid 5978] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5977] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5981] <... openat resumed>) = 3 [pid 5980] write(3, "1000", 4 [pid 5979] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5978] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5977] <... openat resumed>) = 3 [pid 5981] write(3, "1000", 4 [pid 5980] <... write resumed>) = 4 [pid 5978] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5981] <... write resumed>) = 4 [pid 5980] close(3 [pid 5977] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5980] <... close resumed>) = 0 [pid 5978] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5980] write(1, "executing program\n", 18 [pid 5981] close(3 [pid 5980] <... write resumed>) = 18 [pid 5979] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5978] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5981] <... close resumed>) = 0 [pid 5980] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5979] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5981] write(1, "executing program\n", 18 [pid 5980] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5979] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5978] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5978] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5978] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5981] <... write resumed>) = 18 [pid 5980] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 5978] exit_group(0 [pid 5981] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5978] <... exit_group resumed>) = ? [pid 5980] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5981] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5980] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5979] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5981] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5980] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5979] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5981] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5980] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5979] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5978] +++ exited with 0 +++ [pid 5981] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5980] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5979] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5977] <... write resumed>) = 31 [pid 5981] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5979] <... openat resumed>) = 3 [pid 5977] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5980] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5981] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5980] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5979] exit_group(0 [pid 5977] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... restart_syscall resumed>) = 0 [pid 5981] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] exit_group(0 [pid 5979] <... exit_group resumed>) = ? [pid 5977] exit_group(0 [pid 5981] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5980] <... exit_group resumed>) = ? [pid 5981] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5977] <... exit_group resumed>) = ? [pid 5981] exit_group(0 [pid 5980] +++ exited with 0 +++ [pid 5979] +++ exited with 0 +++ [pid 5977] +++ exited with 0 +++ [pid 5981] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5981] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5977, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5981, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5982 attached [ 103.382301][ T5977] gadgetfs: bound to dummy_udc driver [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5982] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5982 [pid 5982] <... set_robust_list resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5982] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5983 ci2-upstream-fs/strace-static-x86_64: Process 5985 attached ci2-upstream-fs/strace-static-x86_64: Process 5984 attached ci2-upstream-fs/strace-static-x86_64: Process 5983 attached [pid 5982] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5982] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5985 [pid 5982] <... prctl resumed>) = 0 [pid 5983] set_robust_list(0x55556003c6e0, 24 [pid 5982] setpgid(0, 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5985] set_robust_list(0x55556003c6e0, 24 [pid 5984] set_robust_list(0x55556003c6e0, 24 [pid 5983] <... set_robust_list resumed>) = 0 [pid 5982] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5984 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5985] <... set_robust_list resumed>) = 0 [pid 5984] <... set_robust_list resumed>) = 0 [pid 5982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5985] rt_sigprocmask(SIG_SETMASK, [] [pid 5984] rt_sigprocmask(SIG_SETMASK, [] [pid 5983] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5985] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5984] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5983] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5984] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5982] <... openat resumed>) = 3 [pid 5985] <... prctl resumed>) = 0 [pid 5984] <... prctl resumed>) = 0 [pid 5985] setpgid(0, 0 [pid 5984] setpgid(0, 0 [pid 5983] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5985] <... setpgid resumed>) = 0 [pid 5984] <... setpgid resumed>) = 0 [pid 5985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5983] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5986 attached [pid 5983] setpgid(0, 0 [pid 5985] <... openat resumed>) = 3 [pid 5983] <... setpgid resumed>) = 0 [pid 5982] write(3, "1000", 4 [pid 5986] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5986 [pid 5983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5982] <... write resumed>) = 4 [pid 5986] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5982] close(3 [pid 5985] write(3, "1000", 4 [pid 5984] <... openat resumed>) = 3 [pid 5982] <... close resumed>) = 0 [pid 5985] <... write resumed>) = 4 [pid 5984] write(3, "1000", 4 [pid 5985] close(3 [pid 5984] <... write resumed>) = 4 [pid 5985] <... close resumed>) = 0 [pid 5984] close(3 [pid 5985] write(1, "executing program\n", 18 [pid 5984] <... close resumed>) = 0 [pid 5983] <... openat resumed>) = 3 executing program [pid 5986] rt_sigprocmask(SIG_SETMASK, [] [pid 5985] <... write resumed>) = 18 [pid 5984] write(1, "executing program\n", 18 [pid 5982] write(1, "executing program\n", 18 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program executing program [pid 5985] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5984] <... write resumed>) = 18 [pid 5982] <... write resumed>) = 18 [pid 5986] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5985] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5984] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5983] write(3, "1000", 4 [pid 5982] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5985] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5984] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5983] <... write resumed>) = 4 [pid 5982] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5986] setpgid(0, 0 [pid 5985] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5984] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5983] close(3 [pid 5982] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5986] <... setpgid resumed>) = 0 [pid 5983] <... close resumed>) = 0 [pid 5985] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = 3 [pid 5985] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 5983] write(1, "executing program\n", 18 [pid 5986] <... openat resumed>) = 3 [pid 5984] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5983] <... write resumed>) = 18 [pid 5982] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5986] write(3, "1000", 4 [pid 5984] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5983] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5986] <... write resumed>) = 4 [pid 5983] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5982] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5986] close(3 [pid 5983] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5982] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5986] <... close resumed>) = 0 [pid 5983] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5982] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5986] write(1, "executing program\n", 18 [pid 5982] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5984] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5983] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5986] <... write resumed>) = 18 [pid 5982] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5986] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5985] <... write resumed>) = 31 [pid 5984] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5983] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5982] <... openat resumed>) = 3 [pid 5984] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5982] exit_group(0 [pid 5984] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5982] <... exit_group resumed>) = ? [pid 5986] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5985] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5984] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5983] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5983] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5986] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5985] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5984] exit_group(0 [pid 5983] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5985] exit_group(0 [pid 5984] <... exit_group resumed>) = ? [pid 5982] +++ exited with 0 +++ [pid 5985] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5982, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5983] exit_group(0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5986] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5984] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [pid 5983] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5986] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 5987 attached [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5987 [pid 5987] set_robust_list(0x55556003c6e0, 24 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5987] <... set_robust_list resumed>) = 0 [pid 5987] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5987] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5986] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5985] +++ exited with 0 +++ [pid 5983] +++ exited with 0 +++ [pid 5987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5986] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] <... prctl resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5983, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5986] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5987] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5987] <... setpgid resumed>) = 0 [pid 5986] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5985, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5986] exit_group(0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5987] <... openat resumed>) = 3 [pid 5986] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5988 [ 103.494798][ T5985] gadgetfs: bound to dummy_udc driver [pid 5612] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 5990 attached ci2-upstream-fs/strace-static-x86_64: Process 5989 attached ci2-upstream-fs/strace-static-x86_64: Process 5988 attached [pid 5987] write(3, "1000", 4 [pid 5986] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5987] <... write resumed>) = 4 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5990 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5986, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5987] close(3 [pid 5990] set_robust_list(0x55556003c6e0, 24 [pid 5989] set_robust_list(0x55556003c6e0, 24 [pid 5988] set_robust_list(0x55556003c6e0, 24 [pid 5987] <... close resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5989 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5990] <... set_robust_list resumed>) = 0 [pid 5989] <... set_robust_list resumed>) = 0 [pid 5988] <... set_robust_list resumed>) = 0 [pid 5987] write(1, "executing program\n", 18 executing program [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5990] rt_sigprocmask(SIG_SETMASK, [] [pid 5989] rt_sigprocmask(SIG_SETMASK, [] [pid 5988] rt_sigprocmask(SIG_SETMASK, [] [pid 5987] <... write resumed>) = 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5990] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5989] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5988] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5987] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5990] <... prctl resumed>) = 0 [pid 5989] <... prctl resumed>) = 0 [pid 5990] setpgid(0, 0 [pid 5989] setpgid(0, 0 [pid 5987] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5990] <... setpgid resumed>) = 0 [pid 5989] <... setpgid resumed>) = 0 [pid 5988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5987] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5988] <... prctl resumed>) = 0 [pid 5990] <... openat resumed>) = 3 [pid 5989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5990] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 5991 attached ) = 4 [pid 5989] write(3, "1000", 4 [pid 5988] setpgid(0, 0 [pid 5987] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5991] set_robust_list(0x55556003c6e0, 24 [pid 5990] close(3 [pid 5989] <... write resumed>) = 4 [pid 5988] <... setpgid resumed>) = 0 [pid 5987] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5990] <... close resumed>) = 0 [pid 5989] close(3 [pid 5988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5991 [pid 5991] <... set_robust_list resumed>) = 0 [pid 5990] write(1, "executing program\n", 18 [pid 5989] <... close resumed>) = 0 [pid 5987] <... openat resumed>) = 3 executing program [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5991] rt_sigprocmask(SIG_SETMASK, [] [pid 5990] <... write resumed>) = 18 [pid 5989] write(1, "executing program\n", 18 [pid 5988] <... openat resumed>) = 3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5991] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5988] write(3, "1000", 4 [pid 5987] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5990] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5989] <... write resumed>) = 18 [pid 5990] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5989] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5990] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5989] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5990] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5989] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5990] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5991] <... prctl resumed>) = 0 [pid 5988] <... write resumed>) = 4 [pid 5987] <... write resumed>) = 31 [pid 5991] setpgid(0, 0 [pid 5988] close(3 [pid 5991] <... setpgid resumed>) = 0 [pid 5988] <... close resumed>) = 0 [pid 5991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5990] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5989] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 5988] write(1, "executing program\n", 18 [pid 5991] <... openat resumed>) = 3 [pid 5990] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5989] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5988] <... write resumed>) = 18 [pid 5987] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5991] write(3, "1000", 4 [pid 5990] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5989] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5987] <... openat resumed>) = 4 [pid 5990] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5989] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] exit_group(0 [pid 5990] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5991] <... write resumed>) = 4 [pid 5989] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5991] close(3) = 0 [pid 5990] exit_group(0 [pid 5989] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5988] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5987] <... exit_group resumed>) = ? executing program [pid 5991] write(1, "executing program\n", 18) = 18 [pid 5988] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5991] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5990] <... exit_group resumed>) = ? [pid 5989] exit_group(0 [pid 5988] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5991] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5988] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5991] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5989] <... exit_group resumed>) = ? [pid 5988] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5991] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5988] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5991] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5990] +++ exited with 0 +++ [pid 5988] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5991] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5989] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5988] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5987] +++ exited with 0 +++ [pid 5991] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5988] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5987, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5991] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5988] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... restart_syscall resumed>) = 0 [pid 5991] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5988] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5991] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5991] exit_group(0 [pid 5988] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 5992 attached [ 103.593314][ T5987] gadgetfs: bound to dummy_udc driver [pid 5991] <... exit_group resumed>) = ? [pid 5988] +++ exited with 0 +++ [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5992 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5992] set_robust_list(0x55556003c6e0, 24 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5992] <... set_robust_list resumed>) = 0 [pid 5991] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5992] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5992] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 5993 attached [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5994 attached [pid 5992] <... prctl resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5994 ci2-upstream-fs/strace-static-x86_64: Process 5996 attached ci2-upstream-fs/strace-static-x86_64: Process 5995 attached [pid 5994] set_robust_list(0x55556003c6e0, 24 [pid 5993] set_robust_list(0x55556003c6e0, 24 [pid 5992] setpgid(0, 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5993 [pid 5994] <... set_robust_list resumed>) = 0 [pid 5993] <... set_robust_list resumed>) = 0 [pid 5996] set_robust_list(0x55556003c6e0, 24 [pid 5995] set_robust_list(0x55556003c6e0, 24 [pid 5994] rt_sigprocmask(SIG_SETMASK, [] [pid 5992] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5996 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5995 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5993] rt_sigprocmask(SIG_SETMASK, [] [pid 5996] <... set_robust_list resumed>) = 0 [pid 5995] <... set_robust_list resumed>) = 0 [pid 5994] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5993] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5995] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5995] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5996] <... prctl resumed>) = 0 [pid 5995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5992] <... openat resumed>) = 3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5993] <... prctl resumed>) = 0 [pid 5996] setpgid(0, 0 [pid 5995] <... prctl resumed>) = 0 [pid 5994] <... prctl resumed>) = 0 [pid 5992] write(3, "1000", 4 [pid 5996] <... setpgid resumed>) = 0 [pid 5995] setpgid(0, 0 [pid 5993] setpgid(0, 0 [pid 5996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5994] setpgid(0, 0 [pid 5992] <... write resumed>) = 4 [pid 5993] <... setpgid resumed>) = 0 [pid 5992] close(3 [pid 5996] <... openat resumed>) = 3 [pid 5995] <... setpgid resumed>) = 0 [pid 5994] <... setpgid resumed>) = 0 [pid 5995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5992] <... close resumed>) = 0 [pid 5996] write(3, "1000", 4 [pid 5995] <... openat resumed>) = 3 [pid 5994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5993] <... openat resumed>) = 3 [pid 5992] write(1, "executing program\n", 18 [pid 5996] <... write resumed>) = 4 [pid 5995] write(3, "1000", 4 [pid 5993] write(3, "1000", 4 [pid 5996] close(3 [pid 5995] <... write resumed>) = 4 [pid 5993] <... write resumed>) = 4 [pid 5996] <... close resumed>) = 0 [pid 5993] close(3 [pid 5995] close(3 [pid 5996] write(1, "executing program\n", 18 [pid 5994] <... openat resumed>) = 3 [pid 5992] <... write resumed>) = 18 executing program executing program [pid 5996] <... write resumed>) = 18 [pid 5995] <... close resumed>) = 0 [pid 5994] write(3, "1000", 4 [pid 5993] <... close resumed>) = 0 [pid 5992] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5996] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5995] write(1, "executing program\n", 18 [pid 5994] <... write resumed>) = 4 [pid 5993] write(1, "executing program\n", 18 [pid 5992] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program executing program [pid 5996] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5995] <... write resumed>) = 18 [pid 5994] close(3 [pid 5993] <... write resumed>) = 18 [pid 5992] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5996] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5995] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5994] <... close resumed>) = 0 [pid 5993] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5992] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5996] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5995] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5994] write(1, "executing program\n", 18 [pid 5993] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5992] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5994] <... write resumed>) = 18 executing program [pid 5996] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5995] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5994] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5993] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5992] <... openat resumed>) = 3 [pid 5996] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5995] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5994] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5993] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5992] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5994] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5996] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5994] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5995] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5993] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5996] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5993] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5996] <... openat resumed>) = 3 [pid 5994] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5995] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5994] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5996] exit_group(0 [pid 5995] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5994] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5993] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5996] <... exit_group resumed>) = ? [pid 5993] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5992] <... write resumed>) = 31 [pid 5995] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5994] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5993] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5992] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5996] +++ exited with 0 +++ [pid 5995] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5994] exit_group(0 [pid 5993] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5992] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5994] <... exit_group resumed>) = ? [pid 5992] exit_group(0 [pid 5995] exit_group(0 [pid 5993] exit_group(0 [pid 5992] <... exit_group resumed>) = ? [pid 5994] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5996, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5995] <... exit_group resumed>) = ? [pid 5993] <... exit_group resumed>) = ? [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5995] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5994, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5993] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 5997 attached ) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5998 attached [pid 5997] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5998 [pid 5998] set_robust_list(0x55556003c6e0, 24 [pid 5997] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5997] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5998] <... set_robust_list resumed>) = 0 [pid 5997] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5998] rt_sigprocmask(SIG_SETMASK, [] [pid 5997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5992] +++ exited with 0 +++ [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5997 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5997] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 5999 attached [pid 5998] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5997] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5992, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5999] set_robust_list(0x55556003c6e0, 24 [pid 5998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5997] <... setpgid resumed>) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5999] <... set_robust_list resumed>) = 0 [pid 5998] <... prctl resumed>) = 0 [pid 5997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 5999 [pid 5997] <... openat resumed>) = 3 [pid 5997] write(3, "1000", 4 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5997] <... write resumed>) = 4 [pid 5997] close(3 [pid 5999] rt_sigprocmask(SIG_SETMASK, [] [pid 5998] setpgid(0, 0 [pid 5997] <... close resumed>) = 0 [pid 5997] write(1, "executing program\n", 18 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5997] <... write resumed>) = 18 [pid 5997] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5998] <... setpgid resumed>) = 0 [pid 5998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5997] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5999] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5997] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5998] <... openat resumed>) = 3 [pid 5997] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6000 attached [pid 6000] set_robust_list(0x55556003c6e0, 24 [pid 5997] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6000] <... set_robust_list resumed>) = 0 [pid 5997] <... openat resumed>) = 3 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 executing program [ 103.735108][ T5992] gadgetfs: bound to dummy_udc driver [pid 5997] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5999] <... prctl resumed>) = 0 [pid 5998] write(3, "1000", 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6000 ci2-upstream-fs/strace-static-x86_64: Process 6001 attached [pid 5999] setpgid(0, 0 [pid 5998] <... write resumed>) = 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6001 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5999] <... setpgid resumed>) = 0 [pid 5998] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6001] set_robust_list(0x55556003c6e0, 24 [pid 5999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5998] <... close resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6001] <... set_robust_list resumed>) = 0 [pid 6000] <... prctl resumed>) = 0 [pid 5998] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6001] rt_sigprocmask(SIG_SETMASK, [] [pid 6000] setpgid(0, 0 [pid 5999] <... openat resumed>) = 3 [pid 5998] <... write resumed>) = 18 executing program [pid 6001] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6000] <... setpgid resumed>) = 0 [pid 5999] write(3, "1000", 4 [pid 5998] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6000] write(3, "1000", 4) = 4 [pid 6000] close(3 [pid 6001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6000] <... close resumed>) = 0 [pid 5999] <... write resumed>) = 4 [pid 5998] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5997] <... write resumed>) = 31 [pid 6001] <... prctl resumed>) = 0 [pid 6000] write(1, "executing program\n", 18 [pid 5999] close(3 executing program [pid 5997] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6001] setpgid(0, 0 [pid 6000] <... write resumed>) = 18 [pid 5999] <... close resumed>) = 0 [pid 5998] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5997] <... openat resumed>) = 4 [pid 6001] <... setpgid resumed>) = 0 [pid 6000] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 5999] write(1, "executing program\n", 18 [pid 6001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6000] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5999] <... write resumed>) = 18 [pid 5997] exit_group(0 [pid 5998] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6000] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5999] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5997] <... exit_group resumed>) = ? [pid 6001] <... openat resumed>) = 3 [pid 6000] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5999] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5998] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6001] write(3, "1000", 4 [pid 5998] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5999] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5998] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... write resumed>) = 4 [pid 6001] close(3 [pid 5999] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5998] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6000] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6001] <... close resumed>) = 0 [pid 6001] write(1, "executing program\n", 18 [pid 6000] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5999] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5998] <... openat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 6001] <... write resumed>) = 18 [pid 6000] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5999] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6001] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5998] exit_group(0 [pid 6000] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5999] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6001] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5998] <... exit_group resumed>) = ? [pid 6000] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6001] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6000] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5999] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6000] exit_group(0 [pid 5999] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5997] +++ exited with 0 +++ [pid 6000] <... exit_group resumed>) = ? [pid 5999] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5998] +++ exited with 0 +++ [ 103.813090][ T5997] gadgetfs: bound to dummy_udc driver [pid 6001] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5999] exit_group(0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6001] <... openat resumed>) = 3 [pid 6000] +++ exited with 0 +++ [pid 5999] <... exit_group resumed>) = ? [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5998, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6001] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6000, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5999] +++ exited with 0 +++ [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6003 attached ci2-upstream-fs/strace-static-x86_64: Process 6002 attached [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6003] set_robust_list(0x55556003c6e0, 24 [pid 6002] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6002 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6003 [pid 6002] <... set_robust_list resumed>) = 0 [pid 6003] <... set_robust_list resumed>) = 0 [pid 6002] rt_sigprocmask(SIG_SETMASK, [] [pid 6001] <... write resumed>) = 31 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6003] rt_sigprocmask(SIG_SETMASK, [] [pid 6002] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6001] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6003] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6004 attached [pid 6003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6001] <... openat resumed>) = 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6004] set_robust_list(0x55556003c6e0, 24 [pid 6003] <... prctl resumed>) = 0 [pid 6002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6001] exit_group(0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6004 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6004] <... set_robust_list resumed>) = 0 [pid 6003] setpgid(0, 0 [pid 6002] <... prctl resumed>) = 0 [pid 6001] <... exit_group resumed>) = ? [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6005 attached , NULL, 8) = 0 [pid 6003] <... setpgid resumed>) = 0 [pid 6002] setpgid(0, 0 [pid 6005] set_robust_list(0x55556003c6e0, 24 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6005 [pid 6004] rt_sigprocmask(SIG_SETMASK, [] [pid 6003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6002] <... setpgid resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6005] <... set_robust_list resumed>) = 0 [pid 6004] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6003] <... openat resumed>) = 3 [pid 6002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6005] rt_sigprocmask(SIG_SETMASK, [] [pid 6004] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6003] write(3, "1000", 4 [pid 6002] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6005] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6004] <... prctl resumed>) = 0 [pid 6003] <... write resumed>) = 4 [pid 6002] write(3, "1000", 4 [pid 6003] close(3 [pid 6002] <... write resumed>) = 4 [pid 6004] setpgid(0, 0 [pid 6003] <... close resumed>) = 0 [pid 6002] close(3 [pid 6005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6004] <... setpgid resumed>) = 0 [pid 6003] write(1, "executing program\n", 18 [pid 6002] <... close resumed>) = 0 executing program [pid 6005] <... prctl resumed>) = 0 [pid 6004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6003] <... write resumed>) = 18 [pid 6002] write(1, "executing program\n", 18 [pid 6003] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6002] <... write resumed>) = 18 [pid 6004] <... openat resumed>) = 3 [pid 6005] setpgid(0, 0) = 0 [pid 6003] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6002] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6003] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6002] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6003] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6002] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6004] write(3, "1000", 4 [pid 6005] <... openat resumed>) = 3 [pid 6004] <... write resumed>) = 4 [pid 6002] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6005] write(3, "1000", 4 [pid 6004] close(3 [pid 6003] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6001] +++ exited with 0 +++ [pid 6005] <... write resumed>) = 4 [pid 6004] <... close resumed>) = 0 [pid 6003] <... openat resumed>) = 3 [pid 6002] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6001, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6005] close(3 [pid 6004] write(1, "executing program\n", 18 executing program [pid 6003] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6002] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6005] <... close resumed>) = 0 [pid 6004] <... write resumed>) = 18 [pid 6005] write(1, "executing program\n", 18 executing program [ 103.891507][ T6001] gadgetfs: bound to dummy_udc driver [pid 6002] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6004] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6005] <... write resumed>) = 18 [pid 6002] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6002] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6004] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6005] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6002] <... openat resumed>) = 3 [pid 6005] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6002] exit_group(0 [pid 6005] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6004] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6002] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6005] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6004] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6006 attached [pid 6004] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6005] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6002] +++ exited with 0 +++ [pid 6005] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6002, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6005] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6005] exit_group(0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6006 [pid 6006] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6005] <... exit_group resumed>) = ? [pid 6004] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6003] <... write resumed>) = 31 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6006] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6004] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6004] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6003] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... restart_syscall resumed>) = 0 [pid 6006] <... prctl resumed>) = 0 [pid 6004] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6003] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6006] setpgid(0, 0 [pid 6005] +++ exited with 0 +++ [pid 6004] exit_group(0 [pid 6003] exit_group(0 [pid 6006] <... setpgid resumed>) = 0 [pid 6004] <... exit_group resumed>) = ? [pid 6003] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6006] <... openat resumed>) = 3 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6006] write(3, "1000", 4) = 4 [pid 6006] close(3 [pid 6004] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6007 attached [pid 6006] <... close resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... restart_syscall resumed>) = 0 executing program [pid 6006] write(1, "executing program\n", 18 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6007] set_robust_list(0x55556003c6e0, 24 [pid 6006] <... write resumed>) = 18 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6007 [pid 5612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6007] <... set_robust_list resumed>) = 0 [pid 6006] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6003] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6007] rt_sigprocmask(SIG_SETMASK, [] [pid 6006] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6006] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6006] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6007] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6008 attached [pid 6007] <... prctl resumed>) = 0 [ 103.955276][ T6003] gadgetfs: bound to dummy_udc driver [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6007] setpgid(0, 0 [pid 6006] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6007] <... setpgid resumed>) = 0 [pid 6008] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6006] <... openat resumed>) = 3 [pid 6008] rt_sigprocmask(SIG_SETMASK, [] [pid 6007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6008] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6008] setpgid(0, 0) = 0 [pid 6008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6007] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6009 attached [pid 6008] <... openat resumed>) = 3 [pid 6006] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6007] write(3, "1000", 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6008 [pid 6009] set_robust_list(0x55556003c6e0, 24 [pid 6008] write(3, "1000", 4 [pid 6009] <... set_robust_list resumed>) = 0 [pid 6008] <... write resumed>) = 4 [pid 6007] <... write resumed>) = 4 [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6010 attached [pid 6009] rt_sigprocmask(SIG_SETMASK, [] [pid 6008] close(3 [pid 6007] close(3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6009 [pid 6010] set_robust_list(0x55556003c6e0, 24 [pid 6009] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6008] <... close resumed>) = 0 [pid 6007] <... close resumed>) = 0 [pid 6010] <... set_robust_list resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6007] write(1, "executing program\n", 18) = 18 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6010 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6010] rt_sigprocmask(SIG_SETMASK, [] [pid 6009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6008] write(1, "executing program\n", 18 [pid 6007] mkdirat(AT_FDCWD, "./gadget", 0777 executing program executing program [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6010] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6009] <... prctl resumed>) = 0 [pid 6008] <... write resumed>) = 18 [pid 6010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6007] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6009] setpgid(0, 0 [pid 6008] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6007] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6010] <... prctl resumed>) = 0 [pid 6009] <... setpgid resumed>) = 0 [pid 6008] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6010] setpgid(0, 0 [pid 6009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6008] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6010] <... setpgid resumed>) = 0 [pid 6009] <... openat resumed>) = 3 [pid 6008] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6007] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6009] write(3, "1000", 4 [pid 6008] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6009] <... write resumed>) = 4 [pid 6010] write(3, "1000", 4 [pid 6009] close(3 [pid 6008] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6010] <... write resumed>) = 4 [pid 6009] <... close resumed>) = 0 [pid 6010] close(3 [pid 6009] write(1, "executing program\n", 18 [pid 6010] <... close resumed>) = 0 [pid 6009] <... write resumed>) = 18 [pid 6008] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6010] write(1, "executing program\n", 18 [pid 6009] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6008] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... write resumed>) = 18 [pid 6009] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6008] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6010] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6009] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6008] <... openat resumed>) = 3 executing program executing program [pid 6007] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6010] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6009] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6008] exit_group(0 [pid 6006] <... write resumed>) = 31 [pid 6010] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6008] <... exit_group resumed>) = ? [pid 6007] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6010] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6009] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6007] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6006] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6007] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6009] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6007] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6006] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6010] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6009] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6008] +++ exited with 0 +++ [pid 6010] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6009] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6007] <... openat resumed>) = 3 [pid 6006] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6010] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6009] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6010] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6009] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6007] exit_group(0 [pid 6006] <... exit_group resumed>) = ? [pid 6010] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6009] exit_group(0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6010] exit_group(0 [pid 6009] <... exit_group resumed>) = ? [pid 6010] <... exit_group resumed>) = ? [pid 6007] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6010] +++ exited with 0 +++ [pid 6009] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6007] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6007, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6011 attached [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6011] set_robust_list(0x55556003c6e0, 24 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6011] <... set_robust_list resumed>) = 0 [pid 6011] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6012 attached [pid 6006] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6011 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6006, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6012] set_robust_list(0x55556003c6e0, 24 [pid 6011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6012 [pid 6012] <... set_robust_list resumed>) = 0 [pid 6011] <... prctl resumed>) = 0 [pid 6012] rt_sigprocmask(SIG_SETMASK, [] [pid 6011] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6012] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6011] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 104.038008][ T6006] gadgetfs: bound to dummy_udc driver [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6013 attached [pid 6012] <... prctl resumed>) = 0 [pid 6011] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6013] set_robust_list(0x55556003c6e0, 24 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6012] setpgid(0, 0) = 0 [pid 6012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6011] write(3, "1000", 4) = 4 [pid 6012] <... openat resumed>) = 3 [pid 6011] close(3 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6013 [pid 6011] <... close resumed>) = 0 [pid 6011] write(1, "executing program\n", 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6012] write(3, "1000", 4 [pid 6011] <... write resumed>) = 18 executing program [pid 6013] <... set_robust_list resumed>) = 0 [pid 6012] <... write resumed>) = 4 [pid 6011] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6013] rt_sigprocmask(SIG_SETMASK, [] [pid 6012] close(3 [pid 6013] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6012] <... close resumed>) = 0 [pid 6011] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6013] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 6014 attached [pid 6012] write(1, "executing program\n", 18 executing program [pid 6011] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 6015 attached [pid 6014] set_robust_list(0x55556003c6e0, 24 [pid 6013] <... prctl resumed>) = 0 [pid 6012] <... write resumed>) = 18 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6014 [pid 6013] setpgid(0, 0 [pid 6015] set_robust_list(0x55556003c6e0, 24 [pid 6014] <... set_robust_list resumed>) = 0 [pid 6013] <... setpgid resumed>) = 0 [pid 6012] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6011] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6015 [pid 6015] <... set_robust_list resumed>) = 0 [pid 6014] rt_sigprocmask(SIG_SETMASK, [] [pid 6013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6015] rt_sigprocmask(SIG_SETMASK, [] [pid 6014] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6012] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6011] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6013] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6015] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6014] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6012] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6011] <... openat resumed>) = 3 [pid 6013] write(3, "1000", 4 [pid 6015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6014] <... prctl resumed>) = 0 [pid 6012] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6015] <... prctl resumed>) = 0 [pid 6014] setpgid(0, 0 [pid 6013] <... write resumed>) = 4 [pid 6012] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6011] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6013] close(3 [pid 6015] setpgid(0, 0 [pid 6014] <... setpgid resumed>) = 0 [pid 6012] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6013] <... close resumed>) = 0 [pid 6015] <... setpgid resumed>) = 0 [pid 6014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6013] write(1, "executing program\n", 18 executing program [pid 6012] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6013] <... write resumed>) = 18 [pid 6014] <... openat resumed>) = 3 [pid 6012] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6014] write(3, "1000", 4 [pid 6013] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6015] <... openat resumed>) = 3 [pid 6014] <... write resumed>) = 4 [pid 6012] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6015] write(3, "1000", 4 [pid 6014] close(3 [pid 6013] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6012] <... openat resumed>) = 3 [pid 6015] <... write resumed>) = 4 [pid 6014] <... close resumed>) = 0 [pid 6013] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6012] exit_group(0 [pid 6015] close(3 executing program [pid 6014] write(1, "executing program\n", 18 [pid 6015] <... close resumed>) = 0 [pid 6014] <... write resumed>) = 18 [pid 6012] <... exit_group resumed>) = ? [pid 6014] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6013] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6012] +++ exited with 0 +++ executing program [pid 6015] write(1, "executing program\n", 18) = 18 [pid 6014] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6013] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6015] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6013] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6015] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6014] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6013] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6015] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6014] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6013] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6015] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6013] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6015] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6014] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] <... restart_syscall resumed>) = 0 [pid 6015] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6014] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6013] <... openat resumed>) = 3 [pid 6015] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6014] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6015] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] <... write resumed>) = 31 [pid 6015] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6014] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6014] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6015] exit_group(0 [pid 6014] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6015] <... exit_group resumed>) = ? [pid 6014] exit_group(0 [pid 6013] exit_group(0 [pid 6011] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6013] <... exit_group resumed>) = ? [pid 6011] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6014] <... exit_group resumed>) = ? [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6016 attached [pid 6013] +++ exited with 0 +++ [pid 6011] exit_group(0) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6013, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6016 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6016] set_robust_list(0x55556003c6e0, 24 [pid 6015] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6014] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6016] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6017 attached [pid 6016] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6017] set_robust_list(0x55556003c6e0, 24 [pid 6016] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6017 [pid 6017] <... set_robust_list resumed>) = 0 [pid 6017] rt_sigprocmask(SIG_SETMASK, [] [pid 6016] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6017] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6016] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6016] <... setpgid resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6018 attached [pid 6017] <... prctl resumed>) = 0 [pid 6016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6017] setpgid(0, 0 [pid 6018] set_robust_list(0x55556003c6e0, 24 [pid 6017] <... setpgid resumed>) = 0 [pid 6016] <... openat resumed>) = 3 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6018 [pid 6018] <... set_robust_list resumed>) = 0 [pid 6017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6019 attached [pid 6018] rt_sigprocmask(SIG_SETMASK, [] [pid 6017] <... openat resumed>) = 3 [pid 6016] write(3, "1000", 4 [pid 6019] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6019 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6018] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6019] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6019] rt_sigprocmask(SIG_SETMASK, [] [pid 6018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6017] write(3, "1000", 4 [pid 6016] <... write resumed>) = 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6019] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6018] <... prctl resumed>) = 0 [pid 6017] <... write resumed>) = 4 [pid 6016] close(3 [pid 6018] setpgid(0, 0 [pid 6017] close(3 [pid 6019] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6018] <... setpgid resumed>) = 0 [pid 6017] <... close resumed>) = 0 [pid 6016] <... close resumed>) = 0 [pid 6011] +++ exited with 0 +++ [pid 6019] <... prctl resumed>) = 0 [pid 6019] setpgid(0, 0 [pid 6018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6017] write(1, "executing program\n", 18 executing program [ 104.157572][ T6011] gadgetfs: bound to dummy_udc driver executing program [pid 6016] write(1, "executing program\n", 18 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6011, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6019] <... setpgid resumed>) = 0 [pid 6018] <... openat resumed>) = 3 [pid 6017] <... write resumed>) = 18 [pid 6016] <... write resumed>) = 18 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6018] write(3, "1000", 4 [pid 6017] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6016] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6019] <... openat resumed>) = 3 [pid 6017] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6016] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6019] write(3, "1000", 4 [pid 6018] <... write resumed>) = 4 [pid 6017] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6016] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... restart_syscall resumed>) = 0 [pid 6019] <... write resumed>) = 4 [pid 6018] close(3 [pid 6017] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6016] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6019] close(3 [pid 6018] <... close resumed>) = 0 [pid 6016] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6019] <... close resumed>) = 0 [pid 6018] write(1, "executing program\n", 18 [pid 6017] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6016] <... openat resumed>) = 3 executing program [pid 6019] write(1, "executing program\n", 18 [pid 6018] <... write resumed>) = 18 [pid 6017] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6016] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6019] <... write resumed>) = 18 [pid 6018] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6017] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6017] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6019] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6018] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6017] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6019] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6018] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6017] <... openat resumed>) = 3 [pid 6018] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6019] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6018] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6016] <... write resumed>) = 31 ci2-upstream-fs/strace-static-x86_64: Process 6020 attached [pid 6019] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6018] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6017] exit_group(0 [pid 6016] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6020] set_robust_list(0x55556003c6e0, 24 [pid 6019] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6018] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6017] <... exit_group resumed>) = ? [pid 6016] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6020 [pid 6020] <... set_robust_list resumed>) = 0 [pid 6019] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6018] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6016] exit_group(0 [pid 6020] rt_sigprocmask(SIG_SETMASK, [] [pid 6016] <... exit_group resumed>) = ? [pid 6019] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6018] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6017] +++ exited with 0 +++ [pid 6020] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6019] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6018] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6020] <... prctl resumed>) = 0 [pid 6019] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6020] setpgid(0, 0 [pid 6019] exit_group(0 [pid 6018] exit_group(0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6020] <... setpgid resumed>) = 0 [pid 6019] <... exit_group resumed>) = ? [pid 6020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6018] <... exit_group resumed>) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 6020] <... openat resumed>) = 3 [pid 6020] write(3, "1000", 4 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6020] <... write resumed>) = 4 [pid 6019] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6020] close(3 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6021 attached [pid 6020] <... close resumed>) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6021] set_robust_list(0x55556003c6e0, 24 executing program [pid 6020] write(1, "executing program\n", 18 [pid 6018] +++ exited with 0 +++ [pid 6016] +++ exited with 0 +++ [pid 6021] <... set_robust_list resumed>) = 0 [pid 6020] <... write resumed>) = 18 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6021] rt_sigprocmask(SIG_SETMASK, [] [pid 6020] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6021 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6021] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6020] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6020] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6021] setpgid(0, 0 [pid 6020] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 104.244092][ T6016] gadgetfs: bound to dummy_udc driver [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6021] <... setpgid resumed>) = 0 [pid 6020] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6020] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6021] <... openat resumed>) = 3 [pid 6020] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6021] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6022 attached ) = 4 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6021] close(3 [pid 6022] set_robust_list(0x55556003c6e0, 24 [pid 6021] <... close resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6022] <... set_robust_list resumed>) = 0 [pid 6021] write(1, "executing program\n", 18 executing program [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6022] rt_sigprocmask(SIG_SETMASK, [] [pid 6021] <... write resumed>) = 18 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6022 ci2-upstream-fs/strace-static-x86_64: Process 6023 attached [pid 6023] set_robust_list(0x55556003c6e0, 24 [pid 6022] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6021] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6020] <... write resumed>) = 31 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6023 [pid 6023] <... set_robust_list resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6023] rt_sigprocmask(SIG_SETMASK, [] [pid 6022] <... prctl resumed>) = 0 [pid 6021] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6023] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6022] setpgid(0, 0 [pid 6021] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6022] <... setpgid resumed>) = 0 [pid 6021] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6020] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6023] <... prctl resumed>) = 0 [pid 6022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6024 attached [pid 6023] setpgid(0, 0 [pid 6024] set_robust_list(0x55556003c6e0, 24 [pid 6023] <... setpgid resumed>) = 0 [pid 6022] <... openat resumed>) = 3 [pid 6021] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6020] <... openat resumed>) = 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6024 [pid 6024] <... set_robust_list resumed>) = 0 [pid 6023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6022] write(3, "1000", 4 [pid 6024] rt_sigprocmask(SIG_SETMASK, [] [pid 6021] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6020] exit_group(0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6024] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6023] <... openat resumed>) = 3 [pid 6022] <... write resumed>) = 4 [pid 6021] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6020] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6023] write(3, "1000", 4 [pid 6022] close(3 [pid 6021] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6024] <... prctl resumed>) = 0 [pid 6023] <... write resumed>) = 4 [pid 6022] <... close resumed>) = 0 [pid 6021] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6024] setpgid(0, 0 [pid 6023] close(3 [pid 6022] write(1, "executing program\n", 18 [pid 6021] <... openat resumed>) = 3 executing program [pid 6024] <... setpgid resumed>) = 0 [pid 6023] <... close resumed>) = 0 [pid 6022] <... write resumed>) = 18 [pid 6021] exit_group(0 [pid 6022] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6023] write(1, "executing program\n", 18 [pid 6022] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6021] <... exit_group resumed>) = ? [pid 6023] <... write resumed>) = 18 executing program [pid 6024] <... openat resumed>) = 3 [pid 6023] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6024] write(3, "1000", 4 [pid 6023] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6022] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6024] <... write resumed>) = 4 [pid 6023] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6024] close(3 [pid 6022] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6024] <... close resumed>) = 0 [pid 6023] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6022] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6024] write(1, "executing program\n", 18 executing program [pid 6023] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6021] +++ exited with 0 +++ [pid 6024] <... write resumed>) = 18 [pid 6022] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6020] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6021, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6023] <... openat resumed>) = 3 [pid 6024] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6022] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6024] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6023] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6020, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6024] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6022] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6024] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6022] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6022] <... openat resumed>) = 3 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6024] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6022] exit_group(0 [pid 6024] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6024] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6022] <... exit_group resumed>) = ? [ 104.320190][ T6020] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6025 attached [pid 6024] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6025] set_robust_list(0x55556003c6e0, 24 [pid 6024] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6025 [pid 6025] <... set_robust_list resumed>) = 0 [pid 6025] rt_sigprocmask(SIG_SETMASK, [] [pid 6024] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6025] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6024] exit_group(0 [pid 6022] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6025] <... prctl resumed>) = 0 [pid 6024] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6022, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6025] setpgid(0, 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6025] <... setpgid resumed>) = 0 [pid 6025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6024] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6026 attached [pid 6025] write(3, "1000", 4 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... restart_syscall resumed>) = 0 [pid 6025] <... write resumed>) = 4 [pid 6023] <... write resumed>) = 31 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6026 [pid 6026] set_robust_list(0x55556003c6e0, 24 [pid 6023] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6025] close(3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6026] <... set_robust_list resumed>) = 0 [pid 6025] <... close resumed>) = 0 [pid 6023] <... openat resumed>) = 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6025] write(1, "executing program\n", 18 [pid 6026] rt_sigprocmask(SIG_SETMASK, [] [pid 6025] <... write resumed>) = 18 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6026] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6025] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6025] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6026] <... prctl resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6027 attached [pid 6026] setpgid(0, 0 [pid 6025] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6023] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6027] set_robust_list(0x55556003c6e0, 24 [pid 6025] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6023] <... exit_group resumed>) = ? [pid 6026] <... setpgid resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6027] <... set_robust_list resumed>) = 0 [pid 6026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6025] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6027] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6027 ci2-upstream-fs/strace-static-x86_64: Process 6028 attached [pid 6027] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6026] <... openat resumed>) = 3 [pid 6025] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6028] set_robust_list(0x55556003c6e0, 24 [pid 6027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6026] write(3, "1000", 4 [pid 6025] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6028 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6028] <... set_robust_list resumed>) = 0 [pid 6027] <... prctl resumed>) = 0 [pid 6026] <... write resumed>) = 4 [pid 6025] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6028] rt_sigprocmask(SIG_SETMASK, [] [pid 6027] setpgid(0, 0 [pid 6026] close(3 [pid 6025] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6027] <... setpgid resumed>) = 0 [pid 6028] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6026] <... close resumed>) = 0 [pid 6025] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6028] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6026] write(1, "executing program\n", 18 [pid 6028] <... prctl resumed>) = 0 [pid 6026] <... write resumed>) = 18 executing program [pid 6025] exit_group(0 [pid 6028] setpgid(0, 0 [pid 6027] <... openat resumed>) = 3 [pid 6026] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6025] <... exit_group resumed>) = ? [pid 6028] <... setpgid resumed>) = 0 [pid 6028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6027] write(3, "1000", 4 [pid 6026] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6028] <... openat resumed>) = 3 [pid 6027] <... write resumed>) = 4 [pid 6026] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6027] close(3) = 0 [pid 6026] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6023] +++ exited with 0 +++ executing program [pid 6027] write(1, "executing program\n", 18 [pid 6028] write(3, "1000", 4 [pid 6027] <... write resumed>) = 18 [pid 6026] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6023, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6028] <... write resumed>) = 4 [pid 6027] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6026] <... openat resumed>) = 3 [pid 6025] +++ exited with 0 +++ [pid 6028] close(3 [pid 6027] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6026] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6028] <... close resumed>) = 0 [pid 6027] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 6028] write(1, "executing program\n", 18 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6028] <... write resumed>) = 18 [pid 6028] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6028] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6028] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6027] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6027] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6028] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6027] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [ 104.406702][ T6023] gadgetfs: bound to dummy_udc driver [pid 6028] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6027] <... write resumed>) = -1 EBADF (Bad file descriptor) ci2-upstream-fs/strace-static-x86_64: Process 6029 attached [pid 6028] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6026] <... write resumed>) = 31 [pid 6029] set_robust_list(0x55556003c6e0, 24 [pid 6028] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6027] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6029] <... set_robust_list resumed>) = 0 [pid 6028] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6027] <... openat resumed>) = 3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6029 [pid 6026] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6029] rt_sigprocmask(SIG_SETMASK, [] [pid 6028] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6027] exit_group(0 [pid 6026] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6029] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6028] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6027] <... exit_group resumed>) = ? [pid 6026] exit_group(0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6028] exit_group(0 [pid 6026] <... exit_group resumed>) = ? [pid 6029] <... prctl resumed>) = 0 [pid 6028] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6029] setpgid(0, 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6029] <... setpgid resumed>) = 0 [pid 6027] +++ exited with 0 +++ [pid 6029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6027, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6030 attached [pid 6029] write(3, "1000", 4 [pid 6028] +++ exited with 0 +++ [pid 5604] <... restart_syscall resumed>) = 0 [pid 6030] set_robust_list(0x55556003c6e0, 24 [pid 6029] <... write resumed>) = 4 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6030 [pid 6030] <... set_robust_list resumed>) = 0 [pid 6029] close(3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6026] +++ exited with 0 +++ [pid 6030] rt_sigprocmask(SIG_SETMASK, [] [pid 6029] <... close resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6030] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6029] write(1, "executing program\n", 18 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6026, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6029] <... write resumed>) = 18 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 6029] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6031 attached [pid 6030] <... prctl resumed>) = 0 [pid 6029] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6030] setpgid(0, 0 [pid 5612] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6032 attached [ 104.471888][ T6026] gadgetfs: bound to dummy_udc driver [pid 6031] set_robust_list(0x55556003c6e0, 24 [pid 6030] <... setpgid resumed>) = 0 [pid 6029] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6032] set_robust_list(0x55556003c6e0, 24 [pid 6031] <... set_robust_list resumed>) = 0 [pid 6030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6029] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6031 [pid 6032] <... set_robust_list resumed>) = 0 [pid 6031] rt_sigprocmask(SIG_SETMASK, [] [pid 6030] <... openat resumed>) = 3 [pid 6029] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6032 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6032] rt_sigprocmask(SIG_SETMASK, [] [pid 6031] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6030] write(3, "1000", 4 [pid 6029] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6032] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6030] <... write resumed>) = 4 [pid 6029] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6031] <... prctl resumed>) = 0 [pid 6030] close(3 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6030] <... close resumed>) = 0 [pid 6032] <... prctl resumed>) = 0 [pid 6032] setpgid(0, 0 [pid 6030] write(1, "executing program\n", 18 [pid 6032] <... setpgid resumed>) = 0 [pid 6031] setpgid(0, 0ci2-upstream-fs/strace-static-x86_64: Process 6033 attached ) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6033 executing program [pid 6033] set_robust_list(0x55556003c6e0, 24 [pid 6032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6030] <... write resumed>) = 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6033] <... set_robust_list resumed>) = 0 [pid 6031] <... openat resumed>) = 3 [pid 6030] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6032] <... openat resumed>) = 3 [pid 6031] write(3, "1000", 4 [pid 6030] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6033] rt_sigprocmask(SIG_SETMASK, [] [pid 6032] write(3, "1000", 4 [pid 6031] <... write resumed>) = 4 [pid 6030] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6029] <... write resumed>) = 31 [pid 6032] <... write resumed>) = 4 [pid 6031] close(3 [pid 6030] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6032] close(3 [pid 6031] <... close resumed>) = 0 [pid 6032] <... close resumed>) = 0 executing program [pid 6032] write(1, "executing program\n", 18 [pid 6031] write(1, "executing program\n", 18 executing program [pid 6030] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6029] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6033] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6032] <... write resumed>) = 18 [pid 6031] <... write resumed>) = 18 [pid 6030] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6032] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6029] <... openat resumed>) = 4 [pid 6033] <... prctl resumed>) = 0 [pid 6032] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6031] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6030] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6033] setpgid(0, 0 [pid 6032] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6031] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6030] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6029] exit_group(0 [pid 6033] <... setpgid resumed>) = 0 [pid 6031] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6032] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6030] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6029] <... exit_group resumed>) = ? [pid 6031] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6033] <... openat resumed>) = 3 [pid 6031] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6030] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6032] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6033] write(3, "1000", 4 [pid 6031] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6031] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6033] <... write resumed>) = 4 [pid 6032] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6031] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6030] exit_group(0 [pid 6033] close(3 [pid 6031] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6032] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6030] <... exit_group resumed>) = ? [pid 6033] <... close resumed>) = 0 [pid 6032] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6033] write(1, "executing program\n", 18) = 18 executing program [pid 6033] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6032] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6031] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6033] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6033] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6032] exit_group(0 [pid 6031] exit_group(0 [pid 6033] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6032] <... exit_group resumed>) = ? [pid 6031] <... exit_group resumed>) = ? [pid 6030] +++ exited with 0 +++ [pid 6033] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6032] +++ exited with 0 +++ [pid 6029] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6031] +++ exited with 0 +++ [ 104.565994][ T6029] gadgetfs: bound to dummy_udc driver [pid 6033] <... openat resumed>) = 3 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6032, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6033] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6034 attached [pid 6033] <... write resumed>) = 31 [pid 6033] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6034] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 6037 attached ci2-upstream-fs/strace-static-x86_64: Process 6036 attached ci2-upstream-fs/strace-static-x86_64: Process 6035 attached [pid 6033] <... openat resumed>) = 4 [pid 6034] <... set_robust_list resumed>) = 0 [pid 6037] set_robust_list(0x55556003c6e0, 24 [pid 6036] set_robust_list(0x55556003c6e0, 24 [pid 6035] set_robust_list(0x55556003c6e0, 24 [pid 6034] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6036 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6034 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6035 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6037 [pid 6033] exit_group(0 [pid 6037] <... set_robust_list resumed>) = 0 [pid 6036] <... set_robust_list resumed>) = 0 [pid 6035] <... set_robust_list resumed>) = 0 [pid 6034] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6033] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6037] rt_sigprocmask(SIG_SETMASK, [] [pid 6036] rt_sigprocmask(SIG_SETMASK, [] [pid 6035] rt_sigprocmask(SIG_SETMASK, [] [pid 6034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6037] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6036] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6035] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6034] <... prctl resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6037] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6034] setpgid(0, 0 [pid 6037] <... prctl resumed>) = 0 [pid 6036] <... prctl resumed>) = 0 [pid 6035] <... prctl resumed>) = 0 [pid 6034] <... setpgid resumed>) = 0 [pid 6037] setpgid(0, 0 [pid 6036] setpgid(0, 0 [pid 6035] setpgid(0, 0 [pid 6034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6037] <... setpgid resumed>) = 0 [pid 6036] <... setpgid resumed>) = 0 [pid 6035] <... setpgid resumed>) = 0 [pid 6037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6034] <... openat resumed>) = 3 [pid 6037] <... openat resumed>) = 3 [pid 6036] <... openat resumed>) = 3 [pid 6037] write(3, "1000", 4 [pid 6035] <... openat resumed>) = 3 [pid 6034] write(3, "1000", 4 [pid 6033] +++ exited with 0 +++ [pid 6037] <... write resumed>) = 4 [pid 6035] write(3, "1000", 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6033, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6037] close(3 [pid 6036] write(3, "1000", 4 [pid 6034] <... write resumed>) = 4 [pid 6037] <... close resumed>) = 0 [pid 6036] <... write resumed>) = 4 [pid 6035] <... write resumed>) = 4 [pid 6034] close(3 [pid 6037] write(1, "executing program\n", 18 [pid 6036] close(3 executing program [pid 6035] close(3 [pid 6034] <... close resumed>) = 0 [pid 6037] <... write resumed>) = 18 [pid 6036] <... close resumed>) = 0 [pid 6035] <... close resumed>) = 0 executing program [pid 6034] write(1, "executing program\n", 18 [pid 6037] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6036] write(1, "executing program\n", 18 executing program [pid 6035] write(1, "executing program\n", 18 [pid 6034] <... write resumed>) = 18 executing program [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6037] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6036] <... write resumed>) = 18 [pid 6035] <... write resumed>) = 18 [pid 6034] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6037] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6036] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6035] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6037] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6036] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6034] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6035] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6036] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6034] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6035] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6037] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = 3 [pid 6036] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6035] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6034] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6038 attached [pid 6037] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6036] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 104.646581][ T6033] gadgetfs: bound to dummy_udc driver [pid 6035] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6038] set_robust_list(0x55556003c6e0, 24 [pid 6036] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6035] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6034] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6038 [pid 6038] <... set_robust_list resumed>) = 0 [pid 6036] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6038] rt_sigprocmask(SIG_SETMASK, [] [pid 6037] <... write resumed>) = 31 [pid 6035] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6034] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6036] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6038] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6037] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6035] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6034] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6035] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6034] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6038] <... prctl resumed>) = 0 [pid 6037] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6035] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6034] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6036] <... openat resumed>) = 3 [pid 6038] setpgid(0, 0 [pid 6034] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6038] <... setpgid resumed>) = 0 [pid 6036] exit_group(0 [pid 6035] exit_group(0 [pid 6037] exit_group(0 [pid 6038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6034] exit_group(0 [pid 6035] <... exit_group resumed>) = ? [pid 6037] <... exit_group resumed>) = ? [pid 6036] <... exit_group resumed>) = ? [pid 6038] <... openat resumed>) = 3 [pid 6035] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6038] write(3, "1000", 4 [pid 6034] <... exit_group resumed>) = ? [pid 6038] <... write resumed>) = 4 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6038] close(3) = 0 [pid 6038] write(1, "executing program\n", 18) = 18 executing program [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6038] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 6039 attached ) = -1 EEXIST (File exists) [pid 6037] +++ exited with 0 +++ [pid 6036] +++ exited with 0 +++ [pid 6034] +++ exited with 0 +++ [pid 6039] set_robust_list(0x55556003c6e0, 24 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6039 [pid 6039] <... set_robust_list resumed>) = 0 [pid 6038] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6036, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6037, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6039] rt_sigprocmask(SIG_SETMASK, [] [pid 6038] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6039] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6038] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6039] <... prctl resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6039] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6039] <... setpgid resumed>) = 0 [pid 6038] <... openat resumed>) = 3 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6038] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6039] <... openat resumed>) = 3 [ 104.718249][ T6037] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6042 attached ci2-upstream-fs/strace-static-x86_64: Process 6041 attached ci2-upstream-fs/strace-static-x86_64: Process 6040 attached [pid 6039] write(3, "1000", 4 [pid 6038] <... write resumed>) = 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6040 [pid 6042] set_robust_list(0x55556003c6e0, 24 [pid 6041] set_robust_list(0x55556003c6e0, 24 [pid 6040] set_robust_list(0x55556003c6e0, 24 [pid 6039] <... write resumed>) = 4 [pid 6038] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6041 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6042 [pid 6042] <... set_robust_list resumed>) = 0 [pid 6041] <... set_robust_list resumed>) = 0 [pid 6040] <... set_robust_list resumed>) = 0 [pid 6039] close(3 [pid 6038] <... openat resumed>) = 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6042] rt_sigprocmask(SIG_SETMASK, [] [pid 6041] rt_sigprocmask(SIG_SETMASK, [] [pid 6040] rt_sigprocmask(SIG_SETMASK, [] [pid 6039] <... close resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6042] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6041] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6039] write(1, "executing program\n", 18 [pid 6042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6040] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6039] <... write resumed>) = 18 [pid 6038] exit_group(0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6042] <... prctl resumed>) = 0 [pid 6041] <... prctl resumed>) = 0 [pid 6040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6039] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6038] <... exit_group resumed>) = ? [pid 6042] setpgid(0, 0 [pid 6041] setpgid(0, 0 [pid 6040] <... prctl resumed>) = 0 [pid 6039] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6042] <... setpgid resumed>) = 0 [pid 6041] <... setpgid resumed>) = 0 [pid 6039] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6040] setpgid(0, 0 [pid 6041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6040] <... setpgid resumed>) = 0 [pid 6039] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6042] <... openat resumed>) = 3 [pid 6041] <... openat resumed>) = 3 [pid 6040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6039] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6042] write(3, "1000", 4 [pid 6041] write(3, "1000", 4 [pid 6042] <... write resumed>) = 4 [pid 6041] <... write resumed>) = 4 [pid 6040] <... openat resumed>) = 3 [pid 6039] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6042] close(3 [pid 6041] close(3 [pid 6039] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6042] <... close resumed>) = 0 [pid 6041] <... close resumed>) = 0 [pid 6040] write(3, "1000", 4 [pid 6039] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6042] write(1, "executing program\n", 18 [pid 6041] write(1, "executing program\n", 18 [pid 6039] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6040] <... write resumed>) = 4 executing program [pid 6042] <... write resumed>) = 18 [pid 6041] <... write resumed>) = 18 [pid 6040] close(3 [pid 6039] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6042] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6041] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6042] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6039] exit_group(0 [pid 6042] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6041] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6042] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6041] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6040] <... close resumed>) = 0 [pid 6039] <... exit_group resumed>) = ? executing program [pid 6040] write(1, "executing program\n", 18 [pid 6041] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6040] <... write resumed>) = 18 [pid 6042] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6042] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [ 104.776621][ T6038] gadgetfs: bound to dummy_udc driver [pid 6040] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6042] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6041] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6040] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6042] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6041] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6040] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6042] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6041] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6042] exit_group(0 [pid 6040] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6042] <... exit_group resumed>) = ? [pid 6041] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6039] +++ exited with 0 +++ [pid 6038] +++ exited with 0 +++ [pid 6040] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6041] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6038, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6042] +++ exited with 0 +++ [pid 6041] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6040] <... openat resumed>) = 3 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6041] exit_group(0 [pid 6040] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6041] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6041] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6043 attached [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6043 [pid 6043] set_robust_list(0x55556003c6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6043] <... set_robust_list resumed>) = 0 [pid 6040] <... write resumed>) = 31 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6043] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6044 attached [pid 6043] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6040] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6044] set_robust_list(0x55556003c6e0, 24 [pid 6043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6040] <... openat resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6044 ci2-upstream-fs/strace-static-x86_64: Process 6046 attached ci2-upstream-fs/strace-static-x86_64: Process 6045 attached [pid 6044] <... set_robust_list resumed>) = 0 [pid 6043] <... prctl resumed>) = 0 [pid 6040] exit_group(0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6046] set_robust_list(0x55556003c6e0, 24 [pid 6045] set_robust_list(0x55556003c6e0, 24 [pid 6044] rt_sigprocmask(SIG_SETMASK, [] [pid 6043] setpgid(0, 0 [pid 6040] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6045 [pid 6046] <... set_robust_list resumed>) = 0 [pid 6045] <... set_robust_list resumed>) = 0 [pid 6044] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6043] <... setpgid resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6046 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6046] rt_sigprocmask(SIG_SETMASK, [] [pid 6045] rt_sigprocmask(SIG_SETMASK, [] [pid 6046] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6045] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6044] <... prctl resumed>) = 0 [pid 6046] <... prctl resumed>) = 0 [pid 6045] <... prctl resumed>) = 0 [pid 6044] setpgid(0, 0 [pid 6043] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6046] setpgid(0, 0 [pid 6045] setpgid(0, 0 [pid 6044] <... setpgid resumed>) = 0 [pid 6043] write(3, "1000", 4 [pid 6046] <... setpgid resumed>) = 0 [pid 6045] <... setpgid resumed>) = 0 [pid 6044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6043] <... write resumed>) = 4 [pid 6046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6044] <... openat resumed>) = 3 [pid 6043] close(3) = 0 [pid 6046] <... openat resumed>) = 3 [pid 6045] <... openat resumed>) = 3 [pid 6044] write(3, "1000", 4 [pid 6043] write(1, "executing program\n", 18 [pid 6046] write(3, "1000", 4 [pid 6045] write(3, "1000", 4 [pid 6044] <... write resumed>) = 4 [pid 6043] <... write resumed>) = 18 [pid 6046] <... write resumed>) = 4 [pid 6045] <... write resumed>) = 4 executing program [pid 6044] close(3 [pid 6046] close(3 [pid 6045] close(3 [pid 6044] <... close resumed>) = 0 [pid 6043] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6046] <... close resumed>) = 0 [pid 6045] <... close resumed>) = 0 [pid 6044] write(1, "executing program\n", 18 [pid 6043] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6046] write(1, "executing program\n", 18 [pid 6045] write(1, "executing program\n", 18 [pid 6044] <... write resumed>) = 18 [pid 6043] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6046] <... write resumed>) = 18 [pid 6045] <... write resumed>) = 18 executing program executing program [pid 6044] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6046] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6045] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6043] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6044] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 104.853909][ T6040] gadgetfs: bound to dummy_udc driver [pid 6046] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6045] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6044] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6043] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6040] +++ exited with 0 +++ [pid 6046] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6045] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6044] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6043] <... openat resumed>) = 3 [pid 6046] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6045] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6044] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6043] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6040, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6046] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6045] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6046] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6045] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6044] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6046] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6045] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6044] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6046] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6045] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6046] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6045] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6044] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6046] <... openat resumed>) = 3 [pid 6044] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6045] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6044] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6046] exit_group(0 [pid 6044] exit_group(0 [pid 6046] <... exit_group resumed>) = ? [pid 6045] exit_group(0 [pid 6044] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6047 attached [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6047 [pid 6047] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6047] <... set_robust_list resumed>) = 0 [pid 6047] rt_sigprocmask(SIG_SETMASK, [] [pid 6045] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6047] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6043] <... write resumed>) = 31 [pid 6047] <... prctl resumed>) = 0 [pid 6046] +++ exited with 0 +++ [pid 6047] setpgid(0, 0) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6044] +++ exited with 0 +++ [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6047] <... openat resumed>) = 3 [pid 6045] +++ exited with 0 +++ [pid 6043] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... restart_syscall resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6043] <... openat resumed>) = 4 [pid 6047] write(3, "1000", 4 [pid 6043] exit_group(0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6043] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6047] <... write resumed>) = 4 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6047] close(3 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6047] <... close resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6048 ci2-upstream-fs/strace-static-x86_64: Process 6048 attached [pid 6047] write(1, "executing program\n", 18 executing program [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6049 attached [pid 6048] set_robust_list(0x55556003c6e0, 24 [pid 6047] <... write resumed>) = 18 [pid 6043] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6049] set_robust_list(0x55556003c6e0, 24 [pid 6047] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6049] <... set_robust_list resumed>) = 0 [pid 6048] <... set_robust_list resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6049 [pid 6049] rt_sigprocmask(SIG_SETMASK, [] [pid 6048] rt_sigprocmask(SIG_SETMASK, [] [pid 6047] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6050 attached [pid 6049] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6047] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6050] set_robust_list(0x55556003c6e0, 24 [pid 6049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6050] <... set_robust_list resumed>) = 0 [pid 6049] <... prctl resumed>) = 0 [pid 6049] setpgid(0, 0 [pid 6050] rt_sigprocmask(SIG_SETMASK, [] [pid 6048] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6047] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6049] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6050 [pid 6050] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6047] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6049] <... openat resumed>) = 3 [pid 6048] <... prctl resumed>) = 0 [pid 6047] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6050] <... prctl resumed>) = 0 [pid 6049] write(3, "1000", 4 [pid 6048] setpgid(0, 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6050] setpgid(0, 0 [pid 6049] <... write resumed>) = 4 [pid 6048] <... setpgid resumed>) = 0 [pid 6047] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6050] <... setpgid resumed>) = 0 [pid 6049] close(3 [pid 6048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 104.939720][ T6043] gadgetfs: bound to dummy_udc driver [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6049] <... close resumed>) = 0 [pid 6048] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6051 attached [pid 6051] set_robust_list(0x55556003c6e0, 24 [pid 6049] write(1, "executing program\n", 18 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6051 [pid 6051] <... set_robust_list resumed>) = 0 [pid 6050] <... openat resumed>) = 3 executing program [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6051] rt_sigprocmask(SIG_SETMASK, [] [pid 6050] write(3, "1000", 4 [pid 6049] <... write resumed>) = 18 [pid 6048] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6051] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6050] <... write resumed>) = 4 [pid 6049] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6048] <... write resumed>) = 4 [pid 6051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6050] close(3 [pid 6049] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6048] close(3 [pid 6051] <... prctl resumed>) = 0 [pid 6050] <... close resumed>) = 0 [pid 6049] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6048] <... close resumed>) = 0 [pid 6051] setpgid(0, 0 [pid 6050] write(1, "executing program\n", 18 [pid 6049] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program executing program [pid 6048] write(1, "executing program\n", 18 [pid 6051] <... setpgid resumed>) = 0 [pid 6050] <... write resumed>) = 18 [pid 6049] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6048] <... write resumed>) = 18 [pid 6048] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6048] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6050] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6048] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6050] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6049] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6048] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6051] <... openat resumed>) = 3 [pid 6050] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6049] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6048] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6051] write(3, "1000", 4 [pid 6049] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6051] <... write resumed>) = 4 [pid 6050] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6049] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6048] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6051] close(3 [pid 6050] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6049] <... openat resumed>) = 3 [pid 6047] <... write resumed>) = 31 [pid 6051] <... close resumed>) = 0 [pid 6050] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6049] exit_group(0 [pid 6048] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6051] write(1, "executing program\n", 18 [pid 6050] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6049] <... exit_group resumed>) = ? [pid 6048] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6047] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6051] <... write resumed>) = 18 [pid 6050] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6048] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6047] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6051] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6050] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6049] +++ exited with 0 +++ [pid 6048] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6047] exit_group(0 [pid 6051] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6050] <... openat resumed>) = 3 [pid 6048] exit_group(0 [pid 6051] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6050] exit_group(0 [pid 6048] <... exit_group resumed>) = ? [pid 6047] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6051] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6050] <... exit_group resumed>) = ? [pid 6051] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6050] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6051] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6051] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6051] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6051] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 6048] +++ exited with 0 +++ [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6052 attached [pid 6051] exit_group(0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6051] <... exit_group resumed>) = ? [pid 6052] set_robust_list(0x55556003c6e0, 24 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6052] <... set_robust_list resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6052] rt_sigprocmask(SIG_SETMASK, [] [pid 6051] +++ exited with 0 +++ [pid 6052] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6052 [pid 6052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6052] <... prctl resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6047] +++ exited with 0 +++ [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6052] setpgid(0, 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6047, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 6054 attached ci2-upstream-fs/strace-static-x86_64: Process 6053 attached [pid 6052] <... setpgid resumed>) = 0 [pid 6054] set_robust_list(0x55556003c6e0, 24 [pid 6053] set_robust_list(0x55556003c6e0, 24 [pid 6052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6054 [pid 6054] <... set_robust_list resumed>) = 0 [pid 6053] <... set_robust_list resumed>) = 0 [ 105.017709][ T6047] gadgetfs: bound to dummy_udc driver [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6054] rt_sigprocmask(SIG_SETMASK, [] [pid 6053] rt_sigprocmask(SIG_SETMASK, [] [pid 6052] write(3, "1000", 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6053 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6054] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6053] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6052] <... write resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6055 attached [pid 6054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6053] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6052] close(3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6055] set_robust_list(0x55556003c6e0, 24 [pid 6054] <... prctl resumed>) = 0 [pid 6053] <... prctl resumed>) = 0 [pid 6052] <... close resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6055 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6055] <... set_robust_list resumed>) = 0 [pid 6054] setpgid(0, 0 [pid 6053] setpgid(0, 0 [pid 6052] write(1, "executing program\n", 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 6055] rt_sigprocmask(SIG_SETMASK, [] [pid 6054] <... setpgid resumed>) = 0 [pid 6053] <... setpgid resumed>) = 0 [pid 6052] <... write resumed>) = 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6055] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6052] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6054] <... openat resumed>) = 3 [pid 6055] setpgid(0, 0 [pid 6053] <... openat resumed>) = 3 [pid 6052] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6054] write(3, "1000", 4 [pid 6053] write(3, "1000", 4 [pid 6052] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 6056 attached [pid 6055] <... setpgid resumed>) = 0 [pid 6054] <... write resumed>) = 4 [pid 6053] <... write resumed>) = 4 [pid 6056] set_robust_list(0x55556003c6e0, 24 [pid 6055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6054] close(3 [pid 6053] close(3 [pid 6052] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6056 [pid 6056] <... set_robust_list resumed>) = 0 [pid 6055] <... openat resumed>) = 3 [pid 6054] <... close resumed>) = 0 [pid 6053] <... close resumed>) = 0 [pid 6052] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6054] write(1, "executing program\n", 18 executing program executing program [pid 6053] write(1, "executing program\n", 18 [pid 6056] rt_sigprocmask(SIG_SETMASK, [] [pid 6055] write(3, "1000", 4 [pid 6054] <... write resumed>) = 18 [pid 6053] <... write resumed>) = 18 [pid 6052] <... openat resumed>) = 3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6056] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6055] <... write resumed>) = 4 [pid 6054] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6053] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6052] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6055] close(3 [pid 6053] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6056] <... prctl resumed>) = 0 [pid 6055] <... close resumed>) = 0 [pid 6054] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6053] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6056] setpgid(0, 0) = 0 [pid 6055] write(1, "executing program\n", 18 [pid 6054] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6053] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6052] <... write resumed>) = 31 [pid 6055] <... write resumed>) = 18 [pid 6054] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6052] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6053] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 6054] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6056] <... openat resumed>) = 3 [pid 6055] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6053] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6052] <... openat resumed>) = 4 [pid 6056] write(3, "1000", 4 [pid 6055] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6056] <... write resumed>) = 4 [pid 6055] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6054] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6053] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6052] exit_group(0 [pid 6054] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6053] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6052] <... exit_group resumed>) = ? [pid 6053] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6056] close(3 [pid 6055] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6054] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6053] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6056] <... close resumed>) = 0 [pid 6055] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6054] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6053] exit_group(0 [pid 6056] write(1, "executing program\n", 18 [pid 6055] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6054] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6053] <... exit_group resumed>) = ? [pid 6056] <... write resumed>) = 18 executing program [pid 6056] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6055] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6056] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6056] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6055] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6054] exit_group(0 [pid 6055] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6054] <... exit_group resumed>) = ? [pid 6053] +++ exited with 0 +++ [pid 6056] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6055] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6054] +++ exited with 0 +++ [pid 6052] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6053, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6056] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6055] exit_group(0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6054, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6056] <... openat resumed>) = 3 [pid 6055] <... exit_group resumed>) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 6056] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6055] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [ 105.128176][ T6052] gadgetfs: bound to dummy_udc driver [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6056] <... write resumed>) = 31 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6056] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 6057 attached ) = 4 [pid 5610] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6058 attached [pid 6057] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6058 [pid 6056] exit_group(0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6057 [pid 6058] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6058] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6059 attached , NULL, 8) = 0 [pid 6059] set_robust_list(0x55556003c6e0, 24 [pid 6058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6059 [pid 6057] <... set_robust_list resumed>) = 0 [pid 6059] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6059] rt_sigprocmask(SIG_SETMASK, [] [pid 6058] <... prctl resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6059] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6058] setpgid(0, 0 [pid 6059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6058] <... setpgid resumed>) = 0 [pid 6056] <... exit_group resumed>) = ? [pid 6059] <... prctl resumed>) = 0 [pid 6058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6057] rt_sigprocmask(SIG_SETMASK, [] [pid 6059] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6059] <... setpgid resumed>) = 0 [pid 6058] <... openat resumed>) = 3 [pid 6059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6057] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6059] <... openat resumed>) = 3 [pid 6058] write(3, "1000", 4) = 4 [pid 6059] write(3, "1000", 4 [pid 6057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6056] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6057] <... prctl resumed>) = 0 [pid 6057] setpgid(0, 0) = 0 [pid 6059] <... write resumed>) = 4 [pid 6058] close(3 [pid 6057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6056, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6059] close(3 [pid 6058] <... close resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6060 attached [pid 6059] <... close resumed>) = 0 [pid 6058] write(1, "executing program\n", 18 [pid 6057] <... openat resumed>) = 3 executing program [pid 6060] set_robust_list(0x55556003c6e0, 24 [pid 6059] write(1, "executing program\n", 18 [pid 6058] <... write resumed>) = 18 [pid 6059] <... write resumed>) = 18 executing program [pid 6060] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6060] rt_sigprocmask(SIG_SETMASK, [] [pid 6059] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6058] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6057] write(3, "1000", 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6060 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6060] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6058] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6057] <... write resumed>) = 4 [pid 6060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6059] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6058] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6057] close(3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6060] <... prctl resumed>) = 0 [pid 6059] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6058] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6057] <... close resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6060] setpgid(0, 0 [pid 6059] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6058] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6060] <... setpgid resumed>) = 0 [pid 6059] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6058] <... openat resumed>) = 3 [pid 6060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6059] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6057] write(1, "executing program\n", 18 [pid 6059] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 6058] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 6061 attached [pid 6060] <... openat resumed>) = 3 [pid 6059] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6057] <... write resumed>) = 18 [ 105.183435][ T6056] gadgetfs: bound to dummy_udc driver [pid 6061] set_robust_list(0x55556003c6e0, 24 [pid 6060] write(3, "1000", 4 [pid 6059] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6057] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6061 [pid 6060] <... write resumed>) = 4 [pid 6060] close(3 [pid 6061] <... set_robust_list resumed>) = 0 [pid 6060] <... close resumed>) = 0 [pid 6059] <... openat resumed>) = 3 [pid 6057] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6061] rt_sigprocmask(SIG_SETMASK, [] [pid 6060] write(1, "executing program\n", 18 [pid 6057] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6061] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6059] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6060] <... write resumed>) = 18 executing program [pid 6057] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6061] <... prctl resumed>) = 0 [pid 6060] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6059] <... exit_group resumed>) = ? [pid 6058] <... write resumed>) = 31 [pid 6060] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6060] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6057] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6061] setpgid(0, 0 [pid 6058] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6061] <... setpgid resumed>) = 0 [pid 6060] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6059] +++ exited with 0 +++ [pid 6058] <... openat resumed>) = 4 [pid 6057] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6057] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6060] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6058] exit_group(0 [pid 6057] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6061] <... openat resumed>) = 3 [pid 6060] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6058] <... exit_group resumed>) = ? [pid 6057] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6061] write(3, "1000", 4 [pid 6057] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6061] <... write resumed>) = 4 [pid 6060] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6061] close(3 [pid 6060] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6061] <... close resumed>) = 0 [pid 6060] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6057] exit_group(0 [pid 6061] write(1, "executing program\n", 18 [pid 6060] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6057] <... exit_group resumed>) = ? executing program [pid 5604] <... restart_syscall resumed>) = 0 [pid 6061] <... write resumed>) = 18 [pid 6060] exit_group(0 [pid 6061] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6060] <... exit_group resumed>) = ? [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6061] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6057] +++ exited with 0 +++ [pid 6061] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6061] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6058] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [pid 6060] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6061] <... openat resumed>) = 3 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6058, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6060, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6061] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 105.255899][ T6058] gadgetfs: bound to dummy_udc driver [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6062 ci2-upstream-fs/strace-static-x86_64: Process 6063 attached ci2-upstream-fs/strace-static-x86_64: Process 6062 attached [pid 6061] <... write resumed>) = 31 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6061] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6063 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6063] set_robust_list(0x55556003c6e0, 24 [pid 6062] set_robust_list(0x55556003c6e0, 24 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6063] <... set_robust_list resumed>) = 0 [pid 6061] <... openat resumed>) = 4 [pid 6063] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6063] setpgid(0, 0) = 0 [pid 6063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6062] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6063] write(3, "1000", 4 [pid 6062] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6065 attached ci2-upstream-fs/strace-static-x86_64: Process 6064 attached [pid 6063] <... write resumed>) = 4 [pid 6062] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6061] exit_group(0) = ? [pid 6064] set_robust_list(0x55556003c6e0, 24 [pid 6063] close(3 [pid 6062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6064] <... set_robust_list resumed>) = 0 [pid 6063] <... close resumed>) = 0 [pid 6062] <... prctl resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6065 [pid 6065] set_robust_list(0x55556003c6e0, 24 [pid 6064] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6064 [pid 6062] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6065] <... set_robust_list resumed>) = 0 [pid 6064] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6063] write(1, "executing program\n", 18 [pid 6065] rt_sigprocmask(SIG_SETMASK, [] [pid 6064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6063] <... write resumed>) = 18 [pid 6062] <... setpgid resumed>) = 0 [pid 6064] <... prctl resumed>) = 0 executing program [pid 6063] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6064] setpgid(0, 0 [pid 6063] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6065] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6064] <... setpgid resumed>) = 0 [pid 6063] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6065] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6063] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6065] <... prctl resumed>) = 0 [pid 6062] <... openat resumed>) = 3 [pid 6063] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6064] <... openat resumed>) = 3 [pid 6063] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6064] write(3, "1000", 4) = 4 [pid 6063] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6064] close(3 [pid 6063] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6065] setpgid(0, 0 [pid 6064] <... close resumed>) = 0 [pid 6062] write(3, "1000", 4 [pid 6061] +++ exited with 0 +++ [pid 6065] <... setpgid resumed>) = 0 [pid 6064] write(1, "executing program\n", 18 executing program [pid 6063] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6062] <... write resumed>) = 4 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6061, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6064] <... write resumed>) = 18 [pid 6063] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6062] close(3 [pid 6064] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6063] exit_group(0 [pid 6062] <... close resumed>) = 0 [pid 6064] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6063] <... exit_group resumed>) = ? [pid 6062] write(1, "executing program\n", 18 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6062] <... write resumed>) = 18 [pid 6065] <... openat resumed>) = 3 [pid 6062] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [ 105.313016][ T6061] gadgetfs: bound to dummy_udc driver [pid 6062] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6062] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6065] write(3, "1000", 4) = 4 [pid 6064] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6065] close(3 [pid 6064] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6063] +++ exited with 0 +++ [pid 6065] <... close resumed>) = 0 [pid 6064] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6065] write(1, "executing program\n", 18 [pid 6064] <... openat resumed>) = 3 [pid 6062] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6065] <... write resumed>) = 18 [pid 6062] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6065] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6066 attached [pid 6065] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6064] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6066] set_robust_list(0x55556003c6e0, 24 [pid 6065] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6062] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6066 [pid 6065] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6066] <... set_robust_list resumed>) = 0 [pid 6062] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6066] rt_sigprocmask(SIG_SETMASK, [] [pid 6065] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6062] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6066] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6064] <... write resumed>) = 31 [pid 6062] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6065] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6066] <... prctl resumed>) = 0 [pid 6066] setpgid(0, 0 [pid 6065] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6064] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6066] <... setpgid resumed>) = 0 [pid 6065] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6064] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6065] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6064] exit_group(0 [pid 6066] <... openat resumed>) = 3 [pid 6065] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6064] <... exit_group resumed>) = ? [pid 6066] write(3, "1000", 4 [pid 6065] exit_group(0 [pid 6066] <... write resumed>) = 4 [pid 6065] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6067 attached [pid 6062] <... openat resumed>) = 3 [pid 6067] set_robust_list(0x55556003c6e0, 24 [pid 6066] close(3 [pid 6062] exit_group(0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6067 [pid 6066] <... close resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6066] write(1, "executing program\n", 18 [pid 6067] <... set_robust_list resumed>) = 0 [pid 6065] +++ exited with 0 +++ [pid 6062] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6067] rt_sigprocmask(SIG_SETMASK, [] [pid 6066] <... write resumed>) = 18 executing program [pid 6066] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6066] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6067] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6066] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... restart_syscall resumed>) = 0 [pid 6066] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6067] <... prctl resumed>) = 0 [pid 6066] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6062] +++ exited with 0 +++ [pid 6067] setpgid(0, 0) = 0 [pid 6066] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6062, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6066] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6066] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6064] +++ exited with 0 +++ [pid 6067] <... openat resumed>) = 3 [pid 6066] exit_group(0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... restart_syscall resumed>) = 0 [pid 6066] <... exit_group resumed>) = ? [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6067] write(3, "1000", 4) = 4 [pid 6066] +++ exited with 0 +++ [pid 6067] close(3 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6067] <... close resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 6067] write(1, "executing program\n", 18 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6067] <... write resumed>) = 18 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6067] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 6068 attached executing program [ 105.393183][ T6064] gadgetfs: bound to dummy_udc driver ) = -1 EEXIST (File exists) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6068 [pid 6068] set_robust_list(0x55556003c6e0, 24 [pid 6067] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6068] <... set_robust_list resumed>) = 0 [pid 6068] rt_sigprocmask(SIG_SETMASK, [] [pid 6067] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6068] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6068] setpgid(0, 0) = 0 [pid 6068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6067] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6070 attached ci2-upstream-fs/strace-static-x86_64: Process 6069 attached , NULL, 8) = 0 [pid 6069] set_robust_list(0x55556003c6e0, 24 [pid 6070] set_robust_list(0x55556003c6e0, 24 [pid 6068] <... openat resumed>) = 3 [pid 6067] <... openat resumed>) = 3 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6070 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6069 [pid 6070] <... set_robust_list resumed>) = 0 [pid 6069] <... set_robust_list resumed>) = 0 [pid 6070] rt_sigprocmask(SIG_SETMASK, [] [pid 6069] rt_sigprocmask(SIG_SETMASK, [] [pid 6067] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6070] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6069] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6068] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6068] <... write resumed>) = 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6070] <... prctl resumed>) = 0 [pid 6068] close(3 [pid 6069] <... prctl resumed>) = 0 [pid 6070] setpgid(0, 0 [pid 6068] <... close resumed>) = 0 [pid 6069] setpgid(0, 0 [pid 6068] write(1, "executing program\n", 18 [pid 6070] <... setpgid resumed>) = 0 [pid 6069] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6071 attached executing program [pid 6070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6068] <... write resumed>) = 18 [pid 6071] set_robust_list(0x55556003c6e0, 24 [pid 6070] <... openat resumed>) = 3 [pid 6069] <... openat resumed>) = 3 [pid 6068] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6071 [pid 6068] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6071] <... set_robust_list resumed>) = 0 [pid 6068] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6071] rt_sigprocmask(SIG_SETMASK, [] [pid 6070] write(3, "1000", 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6071] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6070] <... write resumed>) = 4 [pid 6069] write(3, "1000", 4 [pid 6068] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6070] close(3 [pid 6069] <... write resumed>) = 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6071] <... prctl resumed>) = 0 [pid 6070] <... close resumed>) = 0 [pid 6069] close(3 [pid 6068] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6067] <... write resumed>) = 31 [pid 6071] setpgid(0, 0 [pid 6070] write(1, "executing program\n", 18 [pid 6069] <... close resumed>) = 0 [pid 6071] <... setpgid resumed>) = 0 [pid 6070] <... write resumed>) = 18 [pid 6068] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6070] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6069] write(1, "executing program\n", 18 [pid 6067] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6071] <... openat resumed>) = 3 [pid 6070] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6069] <... write resumed>) = 18 [pid 6071] write(3, "1000", 4 [pid 6070] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6069] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6068] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6067] <... openat resumed>) = 4 [pid 6071] <... write resumed>) = 4 [pid 6070] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6069] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6068] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6071] close(3 [pid 6069] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6071] <... close resumed>) = 0 [pid 6070] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6069] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program executing program [pid 6068] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6071] write(1, "executing program\n", 18 [pid 6068] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6071] <... write resumed>) = 18 executing program [pid 6070] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6069] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6071] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6070] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6069] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6068] exit_group(0 [pid 6067] exit_group(0 [pid 6071] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6070] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6069] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6068] <... exit_group resumed>) = ? [pid 6067] <... exit_group resumed>) = ? [pid 6071] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6070] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6069] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6070] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6071] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6069] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6071] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6070] exit_group(0 [pid 6069] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6068] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6068, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6071] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6070] <... exit_group resumed>) = ? [pid 6069] exit_group(0 [pid 6071] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6069] <... exit_group resumed>) = ? [pid 6071] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 6071] exit_group(0) = ? [pid 6070] +++ exited with 0 +++ [pid 6069] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] <... restart_syscall resumed>) = 0 [pid 6071] +++ exited with 0 +++ [pid 6067] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6067, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6072 attached [pid 6072] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6072 [pid 6072] <... set_robust_list resumed>) = 0 [pid 6072] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6072] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 105.499489][ T6067] gadgetfs: bound to dummy_udc driver [pid 6072] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 6075 attached ci2-upstream-fs/strace-static-x86_64: Process 6074 attached ci2-upstream-fs/strace-static-x86_64: Process 6073 attached [pid 5605] <... restart_syscall resumed>) = 0 [pid 6075] set_robust_list(0x55556003c6e0, 24 [pid 6072] <... prctl resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6074 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6073 [pid 6073] set_robust_list(0x55556003c6e0, 24 [pid 6072] setpgid(0, 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6075 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6075] <... set_robust_list resumed>) = 0 [pid 6074] set_robust_list(0x55556003c6e0, 24 [pid 6073] <... set_robust_list resumed>) = 0 [pid 6072] <... setpgid resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6075] rt_sigprocmask(SIG_SETMASK, [] [pid 6074] <... set_robust_list resumed>) = 0 [pid 6073] rt_sigprocmask(SIG_SETMASK, [] [pid 6072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6075] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6074] rt_sigprocmask(SIG_SETMASK, [] [pid 6073] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6072] <... openat resumed>) = 3 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6074] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6072] write(3, "1000", 4) = 4 [pid 6072] close(3) = 0 [pid 6073] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 6072] write(1, "executing program\n", 18 [pid 6075] <... prctl resumed>) = 0 [pid 6074] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 6076 attached [pid 6075] setpgid(0, 0 [pid 6073] <... prctl resumed>) = 0 [pid 6072] <... write resumed>) = 18 [pid 6076] set_robust_list(0x55556003c6e0, 24 [pid 6075] <... setpgid resumed>) = 0 [pid 6074] <... prctl resumed>) = 0 [pid 6073] setpgid(0, 0 [pid 6076] <... set_robust_list resumed>) = 0 [pid 6075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6074] setpgid(0, 0 [pid 6073] <... setpgid resumed>) = 0 [pid 6072] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6076 [pid 6076] rt_sigprocmask(SIG_SETMASK, [] [pid 6074] <... setpgid resumed>) = 0 [pid 6073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6072] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6075] <... openat resumed>) = 3 [pid 6072] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6076] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6073] <... openat resumed>) = 3 [pid 6072] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6075] write(3, "1000", 4 [pid 6076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6072] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6075] <... write resumed>) = 4 [pid 6076] <... prctl resumed>) = 0 [pid 6074] <... openat resumed>) = 3 [pid 6073] write(3, "1000", 4 [pid 6075] close(3 [pid 6076] setpgid(0, 0 [pid 6075] <... close resumed>) = 0 [pid 6076] <... setpgid resumed>) = 0 executing program [pid 6075] write(1, "executing program\n", 18 [pid 6076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6075] <... write resumed>) = 18 [pid 6074] write(3, "1000", 4 [pid 6072] <... openat resumed>) = 3 [pid 6076] <... openat resumed>) = 3 [pid 6075] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6074] <... write resumed>) = 4 [pid 6073] <... write resumed>) = 4 [pid 6072] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6076] write(3, "1000", 4 [pid 6075] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6074] close(3 [pid 6073] close(3 [pid 6076] <... write resumed>) = 4 [pid 6075] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6074] <... close resumed>) = 0 [pid 6073] <... close resumed>) = 0 [pid 6075] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6076] close(3 [pid 6074] write(1, "executing program\n", 18 [pid 6072] <... write resumed>) = 31 executing program [pid 6076] <... close resumed>) = 0 [pid 6075] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6074] <... write resumed>) = 18 [pid 6073] write(1, "executing program\n", 18 [pid 6072] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6074] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6076] write(1, "executing program\n", 18 [pid 6075] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6074] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6073] <... write resumed>) = 18 [pid 6076] <... write resumed>) = 18 [pid 6074] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6073] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6072] <... openat resumed>) = 4 [pid 6076] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6075] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6076] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6075] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6074] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6073] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6072] exit_group(0 executing program executing program [pid 6076] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6075] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6074] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6073] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6072] <... exit_group resumed>) = ? [pid 6076] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6075] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6074] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6073] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6076] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6073] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6076] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6073] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6076] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6076] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6075] exit_group(0 [pid 6074] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6076] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6075] <... exit_group resumed>) = ? [pid 6074] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6073] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6076] exit_group(0 [pid 6074] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6073] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6076] <... exit_group resumed>) = ? [pid 6073] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6074] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6073] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6073] exit_group(0) = ? [pid 6074] exit_group(0) = ? [pid 6076] +++ exited with 0 +++ [pid 6075] +++ exited with 0 +++ [pid 6073] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6072] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6074] +++ exited with 0 +++ [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6077 attached [pid 5604] <... restart_syscall resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6077] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6077 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6077] <... set_robust_list resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6078 attached [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6078 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6078] set_robust_list(0x55556003c6e0, 24 [pid 6077] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6079 attached ci2-upstream-fs/strace-static-x86_64: Process 6080 attached [pid 6079] set_robust_list(0x55556003c6e0, 24 [pid 6078] <... set_robust_list resumed>) = 0 [pid 6077] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6079 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6079] <... set_robust_list resumed>) = 0 [pid 6078] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6080] set_robust_list(0x55556003c6e0, 24 [pid 6078] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6079] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6080 [pid 6078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6080] <... set_robust_list resumed>) = 0 [pid 6077] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6079] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6078] <... prctl resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6080] rt_sigprocmask(SIG_SETMASK, [] [pid 6079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6078] setpgid(0, 0 [pid 6077] setpgid(0, 0 [pid 6078] <... setpgid resumed>) = 0 [pid 6077] <... setpgid resumed>) = 0 [pid 6078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6079] <... prctl resumed>) = 0 [pid 6077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6080] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6079] setpgid(0, 0 [pid 6078] <... openat resumed>) = 3 [ 105.616189][ T6072] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6081 attached [pid 6080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6079] <... setpgid resumed>) = 0 [pid 6078] write(3, "1000", 4 [pid 6077] <... openat resumed>) = 3 [pid 6081] set_robust_list(0x55556003c6e0, 24 [pid 6080] <... prctl resumed>) = 0 [pid 6079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6078] <... write resumed>) = 4 [pid 6081] <... set_robust_list resumed>) = 0 [pid 6080] setpgid(0, 0 [pid 6079] <... openat resumed>) = 3 [pid 6078] close(3 [pid 6077] write(3, "1000", 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6081 [pid 6081] rt_sigprocmask(SIG_SETMASK, [] [pid 6080] <... setpgid resumed>) = 0 [pid 6079] write(3, "1000", 4 [pid 6078] <... close resumed>) = 0 [pid 6077] <... write resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6081] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6079] <... write resumed>) = 4 [pid 6078] write(1, "executing program\n", 18 [pid 6077] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6079] close(3 [pid 6078] <... write resumed>) = 18 [pid 6077] <... close resumed>) = 0 [pid 6081] <... prctl resumed>) = 0 executing program [pid 6080] <... openat resumed>) = 3 [pid 6079] <... close resumed>) = 0 [pid 6078] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6077] write(1, "executing program\n", 18 [pid 6081] setpgid(0, 0 [pid 6079] write(1, "executing program\n", 18 [pid 6078] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6077] <... write resumed>) = 18 [pid 6081] <... setpgid resumed>) = 0 [pid 6080] write(3, "1000", 4 [pid 6079] <... write resumed>) = 18 executing program executing program [pid 6078] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6080] <... write resumed>) = 4 [pid 6079] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6077] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6081] <... openat resumed>) = 3 [pid 6080] close(3 [pid 6079] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6078] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6077] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6081] write(3, "1000", 4 [pid 6080] <... close resumed>) = 0 [pid 6079] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6077] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6081] <... write resumed>) = 4 [pid 6080] write(1, "executing program\n", 18 [pid 6078] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 6081] close(3 [pid 6080] <... write resumed>) = 18 [pid 6079] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6078] <... openat resumed>) = 3 [pid 6077] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6081] <... close resumed>) = 0 [pid 6080] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6081] write(1, "executing program\n", 18 [pid 6079] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 6078] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6077] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6081] <... write resumed>) = 18 [pid 6080] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6079] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6081] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6080] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6079] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6078] <... write resumed>) = 31 [pid 6077] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6081] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6080] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6079] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6078] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6081] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6080] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6079] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6078] <... openat resumed>) = 4 [pid 6081] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6080] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6079] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6081] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6080] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6079] exit_group(0 [pid 6078] exit_group(0 [pid 6077] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6081] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6080] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6077] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6081] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6080] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6079] <... exit_group resumed>) = ? [pid 6078] <... exit_group resumed>) = ? [pid 6077] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6081] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6080] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6077] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6081] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6080] exit_group(0 [pid 6077] exit_group(0 [pid 6080] <... exit_group resumed>) = ? [pid 6077] <... exit_group resumed>) = ? [pid 6081] exit_group(0) = ? [pid 6079] +++ exited with 0 +++ [pid 6077] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6080] +++ exited with 0 +++ [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6081] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... restart_syscall resumed>) = 0 [pid 6078] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6078, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6082 attached [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6082] set_robust_list(0x55556003c6e0, 24 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6082] <... set_robust_list resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6082 ci2-upstream-fs/strace-static-x86_64: Process 6083 attached [pid 6082] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6083] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6083 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6083] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6082] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6083] rt_sigprocmask(SIG_SETMASK, [] [pid 6082] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6085 attached ci2-upstream-fs/strace-static-x86_64: Process 6084 attached [pid 6083] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6082] setpgid(0, 0) = 0 [pid 6085] set_robust_list(0x55556003c6e0, 24 [pid 6083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6086 attached [pid 6085] <... set_robust_list resumed>) = 0 [pid 6084] set_robust_list(0x55556003c6e0, 24 [pid 6083] <... prctl resumed>) = 0 [pid 6082] <... openat resumed>) = 3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6084 [pid 6086] set_robust_list(0x55556003c6e0, 24 [pid 6085] rt_sigprocmask(SIG_SETMASK, [] [pid 6084] <... set_robust_list resumed>) = 0 [pid 6083] setpgid(0, 0 [pid 6082] write(3, "1000", 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6086 [ 105.716812][ T6078] gadgetfs: bound to dummy_udc driver [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6085 [pid 6086] <... set_robust_list resumed>) = 0 [pid 6085] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6084] rt_sigprocmask(SIG_SETMASK, [] [pid 6083] <... setpgid resumed>) = 0 [pid 6082] <... write resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6086] rt_sigprocmask(SIG_SETMASK, [] [pid 6085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6084] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6082] close(3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6086] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6085] <... prctl resumed>) = 0 [pid 6084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6083] <... openat resumed>) = 3 [pid 6082] <... close resumed>) = 0 [pid 6086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6085] setpgid(0, 0 [pid 6084] <... prctl resumed>) = 0 [pid 6083] write(3, "1000", 4 [pid 6082] write(1, "executing program\n", 18 [pid 6086] <... prctl resumed>) = 0 executing program [pid 6085] <... setpgid resumed>) = 0 [pid 6084] setpgid(0, 0 [pid 6083] <... write resumed>) = 4 [pid 6082] <... write resumed>) = 18 [pid 6086] setpgid(0, 0 [pid 6085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6084] <... setpgid resumed>) = 0 [pid 6083] close(3 [pid 6082] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6086] <... setpgid resumed>) = 0 [pid 6083] <... close resumed>) = 0 [pid 6086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6085] <... openat resumed>) = 3 [pid 6084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6082] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6086] <... openat resumed>) = 3 [pid 6085] write(3, "1000", 4 [pid 6084] <... openat resumed>) = 3 [pid 6083] write(1, "executing program\n", 18 [pid 6085] <... write resumed>) = 4 executing program [pid 6082] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6083] <... write resumed>) = 18 [pid 6086] write(3, "1000", 4 [pid 6085] close(3 [pid 6084] write(3, "1000", 4 [pid 6082] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6086] <... write resumed>) = 4 [pid 6084] <... write resumed>) = 4 [pid 6083] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6082] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6086] close(3 [pid 6085] <... close resumed>) = 0 [pid 6083] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6084] close(3 [pid 6082] <... openat resumed>) = 3 [pid 6086] <... close resumed>) = 0 [pid 6085] write(1, "executing program\n", 18 [pid 6084] <... close resumed>) = 0 executing program [pid 6083] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6086] write(1, "executing program\n", 18 [pid 6085] <... write resumed>) = 18 [pid 6084] write(1, "executing program\n", 18 [pid 6083] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6082] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program executing program [pid 6085] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6086] <... write resumed>) = 18 [pid 6085] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6084] <... write resumed>) = 18 [pid 6083] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6086] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6085] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6084] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6083] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6086] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6085] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6084] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6086] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6084] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6083] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6086] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6085] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6084] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6083] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6086] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6085] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6084] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6083] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6086] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6084] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6086] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6084] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6083] <... openat resumed>) = 3 [pid 6086] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6084] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6082] <... write resumed>) = 31 [pid 6086] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6084] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6086] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6084] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6086] exit_group(0 [pid 6084] exit_group(0 [pid 6085] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6083] exit_group(0 [pid 6082] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6086] <... exit_group resumed>) = ? [pid 6085] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6084] <... exit_group resumed>) = ? [pid 6083] <... exit_group resumed>) = ? [pid 6082] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6085] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6082] exit_group(0 [pid 6085] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6082] <... exit_group resumed>) = ? [pid 6085] exit_group(0 [pid 6083] +++ exited with 0 +++ [pid 6085] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6083, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6086] +++ exited with 0 +++ [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6085] +++ exited with 0 +++ [pid 6084] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... restart_syscall resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6087 attached [pid 5610] <... restart_syscall resumed>) = 0 [pid 6087] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6087 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6087] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6087] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6088 attached [pid 6087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6087] <... prctl resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6088] set_robust_list(0x55556003c6e0, 24 [pid 6087] setpgid(0, 0ci2-upstream-fs/strace-static-x86_64: Process 6089 attached [pid 6088] <... set_robust_list resumed>) = 0 [pid 6087] <... setpgid resumed>) = 0 [pid 6082] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6089] set_robust_list(0x55556003c6e0, 24 [pid 6088] rt_sigprocmask(SIG_SETMASK, [] [pid 6087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6088 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6089 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6082, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6089] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6089] rt_sigprocmask(SIG_SETMASK, [] [pid 6088] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6087] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6090 attached [ 105.818359][ T6082] gadgetfs: bound to dummy_udc driver [pid 6089] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6088] <... prctl resumed>) = 0 [pid 6087] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6091 attached [pid 6089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6088] setpgid(0, 0 [pid 6087] <... write resumed>) = 4 [pid 6091] set_robust_list(0x55556003c6e0, 24 [pid 6090] set_robust_list(0x55556003c6e0, 24 [pid 6089] <... prctl resumed>) = 0 [pid 6088] <... setpgid resumed>) = 0 [pid 6087] close(3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6090 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6091 [pid 6091] <... set_robust_list resumed>) = 0 [pid 6090] <... set_robust_list resumed>) = 0 [pid 6089] setpgid(0, 0 [pid 6088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6087] <... close resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6091] rt_sigprocmask(SIG_SETMASK, [] [pid 6090] rt_sigprocmask(SIG_SETMASK, [] [pid 6089] <... setpgid resumed>) = 0 [pid 6087] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6091] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6090] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6088] <... openat resumed>) = 3 [pid 6087] <... write resumed>) = 18 [pid 6091] <... prctl resumed>) = 0 [pid 6091] setpgid(0, 0 [pid 6090] <... prctl resumed>) = 0 [pid 6087] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6091] <... setpgid resumed>) = 0 [pid 6090] setpgid(0, 0 [pid 6089] <... openat resumed>) = 3 [pid 6091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6090] <... setpgid resumed>) = 0 [pid 6088] write(3, "1000", 4 [pid 6087] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6089] write(3, "1000", 4 [pid 6087] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6091] <... openat resumed>) = 3 [pid 6089] <... write resumed>) = 4 [pid 6088] <... write resumed>) = 4 [pid 6087] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6087] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6091] write(3, "1000", 4 [pid 6089] close(3 [pid 6088] close(3 [pid 6091] <... write resumed>) = 4 [pid 6089] <... close resumed>) = 0 [pid 6088] <... close resumed>) = 0 [pid 6087] <... openat resumed>) = 3 [pid 6091] close(3 [pid 6090] <... openat resumed>) = 3 [pid 6089] write(1, "executing program\n", 18 [pid 6088] write(1, "executing program\n", 18 [pid 6087] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6091] <... close resumed>) = 0 executing program executing program executing program [pid 6090] write(3, "1000", 4 [pid 6089] <... write resumed>) = 18 [pid 6088] <... write resumed>) = 18 [pid 6091] write(1, "executing program\n", 18 [pid 6090] <... write resumed>) = 4 [pid 6089] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6088] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6091] <... write resumed>) = 18 [pid 6090] close(3 [pid 6089] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6088] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6091] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6090] <... close resumed>) = 0 [pid 6089] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6088] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6091] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6090] write(1, "executing program\n", 18 [pid 6089] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6088] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6091] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6090] <... write resumed>) = 18 executing program [pid 6091] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6090] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6089] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6088] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6091] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6090] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6089] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6088] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6091] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6090] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6089] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6088] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6091] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6090] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6089] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6088] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6091] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6091] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6089] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6088] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6091] <... openat resumed>) = 3 [pid 6090] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6089] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6088] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6091] exit_group(0 [pid 6090] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6089] exit_group(0 [pid 6088] exit_group(0 [pid 6090] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6091] <... exit_group resumed>) = ? [pid 6090] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6089] <... exit_group resumed>) = ? [pid 6088] <... exit_group resumed>) = ? [pid 6087] <... write resumed>) = 31 [pid 6090] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6087] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6090] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6091] +++ exited with 0 +++ [pid 6090] exit_group(0 [pid 6089] +++ exited with 0 +++ [pid 6087] exit_group(0 [pid 6090] <... exit_group resumed>) = ? [pid 6088] +++ exited with 0 +++ [pid 6087] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6090] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6088, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6087] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6092 attached [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6092 [ 105.934053][ T6087] gadgetfs: bound to dummy_udc driver [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6093 attached [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6092] set_robust_list(0x55556003c6e0, 24 [pid 6093] set_robust_list(0x55556003c6e0, 24 [pid 6092] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6093 [pid 6093] <... set_robust_list resumed>) = 0 [pid 6092] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6092] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6093] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6095 attached ci2-upstream-fs/strace-static-x86_64: Process 6094 attached ci2-upstream-fs/strace-static-x86_64: Process 6096 attached [pid 6093] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6094 [pid 6095] set_robust_list(0x55556003c6e0, 24 [pid 6092] <... prctl resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6096 [pid 6096] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6096] <... set_robust_list resumed>) = 0 [pid 6095] <... set_robust_list resumed>) = 0 [pid 6094] set_robust_list(0x55556003c6e0, 24 [pid 6093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6092] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6095 [pid 6096] rt_sigprocmask(SIG_SETMASK, [] [pid 6095] rt_sigprocmask(SIG_SETMASK, [] [pid 6094] <... set_robust_list resumed>) = 0 [pid 6093] <... prctl resumed>) = 0 [pid 6092] <... setpgid resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6096] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6095] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6094] rt_sigprocmask(SIG_SETMASK, [] [pid 6093] setpgid(0, 0 [pid 6092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6093] <... setpgid resumed>) = 0 [pid 6096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6094] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6092] <... openat resumed>) = 3 [pid 6096] <... prctl resumed>) = 0 [pid 6095] <... prctl resumed>) = 0 [pid 6094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6092] write(3, "1000", 4 [pid 6096] setpgid(0, 0 [pid 6095] setpgid(0, 0 [pid 6094] <... prctl resumed>) = 0 [pid 6092] <... write resumed>) = 4 [pid 6096] <... setpgid resumed>) = 0 [pid 6095] <... setpgid resumed>) = 0 [pid 6094] setpgid(0, 0 [pid 6093] <... openat resumed>) = 3 [pid 6092] close(3 [pid 6096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6093] write(3, "1000", 4 [pid 6096] <... openat resumed>) = 3 [pid 6095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6094] <... setpgid resumed>) = 0 [pid 6093] <... write resumed>) = 4 [pid 6092] <... close resumed>) = 0 [pid 6093] close(3 [pid 6094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6093] <... close resumed>) = 0 [pid 6096] write(3, "1000", 4 executing program [pid 6092] write(1, "executing program\n", 18 [pid 6096] <... write resumed>) = 4 executing program [pid 6093] write(1, "executing program\n", 18 [pid 6092] <... write resumed>) = 18 [pid 6096] close(3 [pid 6094] <... openat resumed>) = 3 [pid 6093] <... write resumed>) = 18 [pid 6096] <... close resumed>) = 0 [pid 6092] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6096] write(1, "executing program\n", 18 [pid 6095] <... openat resumed>) = 3 executing program [pid 6094] write(3, "1000", 4 [pid 6093] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6092] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6096] <... write resumed>) = 18 [pid 6095] write(3, "1000", 4 [pid 6094] <... write resumed>) = 4 [pid 6092] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6093] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6096] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6095] <... write resumed>) = 4 [pid 6094] close(3 [pid 6096] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6095] close(3 [pid 6094] <... close resumed>) = 0 [pid 6093] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6092] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6096] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6095] <... close resumed>) = 0 executing program [pid 6094] write(1, "executing program\n", 18 [pid 6096] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6095] write(1, "executing program\n", 18 [pid 6094] <... write resumed>) = 18 [pid 6093] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6092] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6095] <... write resumed>) = 18 executing program [pid 6096] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6095] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6094] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6096] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6093] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6092] <... openat resumed>) = 3 [pid 6095] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6093] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6096] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6095] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6094] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6093] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6092] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6093] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6096] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6094] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6093] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6096] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 6095] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6094] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6093] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6096] exit_group(0 [pid 6095] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6096] <... exit_group resumed>) = ? [pid 6095] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6094] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6095] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6093] exit_group(0) = ? [pid 6094] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6095] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6094] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6096] +++ exited with 0 +++ [pid 6094] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6095] exit_group(0 [pid 6094] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6095] <... exit_group resumed>) = ? [pid 6094] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6093] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6094] exit_group(0) = ? [pid 6092] <... write resumed>) = 31 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 6095] +++ exited with 0 +++ [pid 6094] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6092] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6092] <... openat resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6092] exit_group(0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6098 attached ci2-upstream-fs/strace-static-x86_64: Process 6097 attached [pid 6092] <... exit_group resumed>) = ? [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6098] set_robust_list(0x55556003c6e0, 24 [pid 6097] set_robust_list(0x55556003c6e0, 24 [pid 6098] <... set_robust_list resumed>) = 0 [pid 6097] <... set_robust_list resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6098] rt_sigprocmask(SIG_SETMASK, [] [pid 6097] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6098] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6097] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6097] <... prctl resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6098 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6098] <... prctl resumed>) = 0 [pid 6097] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6097 [pid 6098] setpgid(0, 0 [pid 6097] <... setpgid resumed>) = 0 [pid 6098] <... setpgid resumed>) = 0 [pid 6098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6099 attached [pid 6098] <... openat resumed>) = 3 [pid 6097] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6100 attached [pid 6099] set_robust_list(0x55556003c6e0, 24 [pid 6098] write(3, "1000", 4 [pid 6097] write(3, "1000", 4 [pid 6099] <... set_robust_list resumed>) = 0 [pid 6098] <... write resumed>) = 4 [pid 6097] <... write resumed>) = 4 [pid 6099] rt_sigprocmask(SIG_SETMASK, [] [pid 6098] close(3 [pid 6097] close(3 [pid 6100] set_robust_list(0x55556003c6e0, 24 [pid 6099] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6098] <... close resumed>) = 0 [pid 6097] <... close resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6100 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6099 [pid 6100] <... set_robust_list resumed>) = 0 [pid 6099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6098] write(1, "executing program\n", 18 [pid 6097] write(1, "executing program\n", 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] executing program executing program [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6099] <... prctl resumed>) = 0 [pid 6098] <... write resumed>) = 18 [pid 6097] <... write resumed>) = 18 [pid 6100] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6100] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6099] setpgid(0, 0 [pid 6098] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6097] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6092] +++ exited with 0 +++ [pid 6100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6099] <... setpgid resumed>) = 0 [pid 6098] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6097] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6092, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [ 106.065560][ T6092] gadgetfs: bound to dummy_udc driver [pid 6099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6098] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6097] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6100] setpgid(0, 0 [pid 6099] <... openat resumed>) = 3 [pid 6098] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6097] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6100] <... setpgid resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6099] write(3, "1000", 4 [pid 6100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6098] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6097] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 6101 attached [pid 6100] <... openat resumed>) = 3 [pid 6099] <... write resumed>) = 4 [pid 6098] <... openat resumed>) = 3 [pid 6097] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6099] close(3 [pid 6098] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6097] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6101] set_robust_list(0x55556003c6e0, 24 [pid 6099] <... close resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6101 [pid 6100] write(3, "1000", 4 [pid 6101] <... set_robust_list resumed>) = 0 [pid 6099] write(1, "executing program\n", 18 [pid 6097] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6100] <... write resumed>) = 4 [pid 6101] rt_sigprocmask(SIG_SETMASK, [] [pid 6100] close(3 [pid 6099] <... write resumed>) = 18 [pid 6097] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6101] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6100] <... close resumed>) = 0 [pid 6099] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6097] <... openat resumed>) = 3 [pid 6099] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6100] write(1, "executing program\n", 18 [pid 6099] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6097] exit_group(0 [pid 6101] <... prctl resumed>) = 0 [pid 6100] <... write resumed>) = 18 [pid 6099] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6097] <... exit_group resumed>) = ? executing program [pid 6100] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6101] setpgid(0, 0 [pid 6100] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6099] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6100] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6101] <... setpgid resumed>) = 0 [pid 6099] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6099] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6101] <... openat resumed>) = 3 [pid 6099] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6097] +++ exited with 0 +++ [pid 6099] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6101] write(3, "1000", 4 [pid 6100] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6099] <... openat resumed>) = 3 [pid 6098] <... write resumed>) = 31 [pid 6101] <... write resumed>) = 4 [pid 6100] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6099] exit_group(0 [pid 6098] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6101] close(3 [pid 6100] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6099] <... exit_group resumed>) = ? [pid 6098] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6101] <... close resumed>) = 0 [pid 6100] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6098] exit_group(0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6101] write(1, "executing program\n", 18 [pid 6100] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6101] <... write resumed>) = 18 executing program [pid 6100] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6098] <... exit_group resumed>) = ? [pid 6101] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6100] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6100] exit_group(0 [pid 6099] +++ exited with 0 +++ [pid 6101] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6100] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6101] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6101] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6102 attached [pid 6102] set_robust_list(0x55556003c6e0, 24 [pid 6100] +++ exited with 0 +++ [pid 6101] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6102] <... set_robust_list resumed>) = 0 [pid 6101] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6102 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6102] rt_sigprocmask(SIG_SETMASK, [] [pid 6101] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6098] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6102] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6101] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6098, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6101] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6102] <... prctl resumed>) = 0 [pid 6102] setpgid(0, 0) = 0 [ 106.164399][ T6098] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6103 attached [pid 6102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6101] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6103] set_robust_list(0x55556003c6e0, 24 [pid 6102] <... openat resumed>) = 3 [pid 6101] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6103 [pid 6103] <... set_robust_list resumed>) = 0 [pid 6102] write(3, "1000", 4 [pid 6101] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6104 attached [pid 6103] rt_sigprocmask(SIG_SETMASK, [] [pid 6102] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6105 attached [pid 6104] set_robust_list(0x55556003c6e0, 24 [pid 6103] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6102] close(3 [pid 6101] +++ exited with 0 +++ [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6105] set_robust_list(0x55556003c6e0, 24 [pid 6104] <... set_robust_list resumed>) = 0 [pid 6103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6102] <... close resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6104 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6105] <... set_robust_list resumed>) = 0 [pid 6104] rt_sigprocmask(SIG_SETMASK, [] [pid 6102] write(1, "executing program\n", 18 [pid 6105] rt_sigprocmask(SIG_SETMASK, [] [pid 6103] <... prctl resumed>) = 0 [pid 6102] <... write resumed>) = 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6105 [pid 6105] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6104] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6103] setpgid(0, 0 [pid 6102] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6103] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6105] <... prctl resumed>) = 0 [pid 6104] <... prctl resumed>) = 0 [pid 6103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6102] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6105] setpgid(0, 0 [pid 6104] setpgid(0, 0 [pid 6102] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6104] <... setpgid resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6102] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6103] <... openat resumed>) = 3 [pid 6105] <... setpgid resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6103] write(3, "1000", 4 [pid 6105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6103] <... write resumed>) = 4 [pid 6103] close(3) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6106 attached [pid 6105] <... openat resumed>) = 3 [pid 6104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6103] write(1, "executing program\n", 18 executing program [pid 6102] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6106] set_robust_list(0x55556003c6e0, 24 [pid 6105] write(3, "1000", 4 [pid 6104] <... openat resumed>) = 3 [pid 6103] <... write resumed>) = 18 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6106 [pid 6106] <... set_robust_list resumed>) = 0 [pid 6105] <... write resumed>) = 4 [pid 6106] rt_sigprocmask(SIG_SETMASK, [] [pid 6105] close(3 [pid 6104] write(3, "1000", 4 [pid 6103] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6105] <... close resumed>) = 0 [pid 6106] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6105] write(1, "executing program\n", 18 [pid 6103] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6106] <... prctl resumed>) = 0 [pid 6105] <... write resumed>) = 18 [pid 6104] <... write resumed>) = 4 [pid 6103] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6102] <... openat resumed>) = 3 [pid 6106] setpgid(0, 0 [pid 6105] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6104] close(3 [pid 6103] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6102] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6106] <... setpgid resumed>) = 0 [pid 6105] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6104] <... close resumed>) = 0 [pid 6103] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6105] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 6104] write(1, "executing program\n", 18 [pid 6106] <... openat resumed>) = 3 [pid 6104] <... write resumed>) = 18 [pid 6103] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6104] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6106] write(3, "1000", 4) = 4 [pid 6106] close(3 [pid 6103] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6106] <... close resumed>) = 0 [pid 6105] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6104] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6103] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6106] write(1, "executing program\n", 18 executing program [pid 6105] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6106] <... write resumed>) = 18 [pid 6104] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6105] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6103] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6106] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6104] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6106] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6105] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6103] <... openat resumed>) = 3 [pid 6106] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6105] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6105] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6104] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6103] exit_group(0 [pid 6106] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6105] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6106] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6104] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6103] <... exit_group resumed>) = ? [pid 6102] <... write resumed>) = 31 [pid 6104] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6102] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6104] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6102] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6106] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6104] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6102] exit_group(0 [pid 6104] exit_group(0 [pid 6102] <... exit_group resumed>) = ? [pid 6105] exit_group(0 [pid 6106] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6105] <... exit_group resumed>) = ? [pid 6104] <... exit_group resumed>) = ? [pid 6103] +++ exited with 0 +++ [pid 6106] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6106] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6106] exit_group(0) = ? [pid 6105] +++ exited with 0 +++ [pid 6106] +++ exited with 0 +++ [pid 6104] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6105, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6107 attached [pid 6102] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6107] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6107 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6107] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6107] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6102, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6107] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6107] setpgid(0, 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6109 attached [pid 6107] <... setpgid resumed>) = 0 [ 106.296592][ T6102] gadgetfs: bound to dummy_udc driver [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6110 attached ci2-upstream-fs/strace-static-x86_64: Process 6108 attached [pid 6109] set_robust_list(0x55556003c6e0, 24 [pid 6107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6109 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6108 [pid 6110] set_robust_list(0x55556003c6e0, 24 [pid 6109] <... set_robust_list resumed>) = 0 [pid 6108] set_robust_list(0x55556003c6e0, 24 [pid 6107] <... openat resumed>) = 3 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6110 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6111 attached [pid 6110] <... set_robust_list resumed>) = 0 [pid 6109] rt_sigprocmask(SIG_SETMASK, [] [pid 6108] <... set_robust_list resumed>) = 0 [pid 6107] write(3, "1000", 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6111] set_robust_list(0x55556003c6e0, 24 [pid 6110] rt_sigprocmask(SIG_SETMASK, [] [pid 6109] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6108] rt_sigprocmask(SIG_SETMASK, [] [pid 6107] <... write resumed>) = 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6111 [pid 6111] <... set_robust_list resumed>) = 0 [pid 6110] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6111] rt_sigprocmask(SIG_SETMASK, [] [pid 6109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6109] <... prctl resumed>) = 0 [pid 6108] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6107] close(3 [pid 6111] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6110] <... prctl resumed>) = 0 [pid 6109] setpgid(0, 0 [pid 6108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6107] <... close resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6110] setpgid(0, 0 [pid 6109] <... setpgid resumed>) = 0 [pid 6108] <... prctl resumed>) = 0 [pid 6107] write(1, "executing program\n", 18 [pid 6111] <... prctl resumed>) = 0 executing program [pid 6110] <... setpgid resumed>) = 0 [pid 6109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6107] <... write resumed>) = 18 [pid 6108] setpgid(0, 0 [pid 6111] setpgid(0, 0 [pid 6110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6108] <... setpgid resumed>) = 0 [pid 6107] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6111] <... setpgid resumed>) = 0 [pid 6108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6107] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6109] <... openat resumed>) = 3 [pid 6108] <... openat resumed>) = 3 [pid 6107] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6109] write(3, "1000", 4 [pid 6108] write(3, "1000", 4 [pid 6107] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6111] <... openat resumed>) = 3 [pid 6110] <... openat resumed>) = 3 [pid 6109] <... write resumed>) = 4 [pid 6108] <... write resumed>) = 4 [pid 6111] write(3, "1000", 4 [pid 6110] write(3, "1000", 4 [pid 6108] close(3 [pid 6109] close(3 [pid 6107] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6111] <... write resumed>) = 4 [pid 6110] <... write resumed>) = 4 [pid 6109] <... close resumed>) = 0 [pid 6108] <... close resumed>) = 0 [pid 6111] close(3 [pid 6110] close(3 [pid 6109] write(1, "executing program\n", 18 [pid 6108] write(1, "executing program\n", 18 [pid 6109] <... write resumed>) = 18 [pid 6108] <... write resumed>) = 18 [pid 6107] <... openat resumed>) = 3 executing program executing program [pid 6111] <... close resumed>) = 0 [pid 6110] <... close resumed>) = 0 [pid 6109] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6108] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6107] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6111] write(1, "executing program\n", 18 executing program executing program [pid 6110] write(1, "executing program\n", 18 [pid 6111] <... write resumed>) = 18 [pid 6110] <... write resumed>) = 18 [pid 6109] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6108] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6111] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6110] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6109] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6108] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6109] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6111] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6110] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6109] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6108] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6111] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6110] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6108] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6111] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6110] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6109] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6108] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6111] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6108] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6111] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6111] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6110] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6109] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6108] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6107] <... write resumed>) = 31 [pid 6111] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6110] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6109] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6108] <... openat resumed>) = 3 [pid 6107] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6111] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6110] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6109] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6108] exit_group(0 [pid 6111] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6110] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6109] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6107] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6108] <... exit_group resumed>) = ? [pid 6111] exit_group(0 [pid 6110] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6109] exit_group(0 [pid 6107] exit_group(0 [pid 6110] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6107] <... exit_group resumed>) = ? [pid 6110] exit_group(0 [pid 6109] <... exit_group resumed>) = ? [pid 6111] <... exit_group resumed>) = ? [pid 6110] <... exit_group resumed>) = ? [pid 6108] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6109] +++ exited with 0 +++ [pid 6111] +++ exited with 0 +++ [pid 6110] +++ exited with 0 +++ [pid 6107] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6109, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6107, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... restart_syscall resumed>) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6112 attached [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6112 ci2-upstream-fs/strace-static-x86_64: Process 6114 attached ci2-upstream-fs/strace-static-x86_64: Process 6113 attached [pid 6112] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... restart_syscall resumed>) = 0 [pid 6114] set_robust_list(0x55556003c6e0, 24 [pid 6113] set_robust_list(0x55556003c6e0, 24 [pid 6112] <... set_robust_list resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6113 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6114 [pid 6114] <... set_robust_list resumed>) = 0 [pid 6113] <... set_robust_list resumed>) = 0 [pid 6112] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 106.417589][ T6107] gadgetfs: bound to dummy_udc driver [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6114] rt_sigprocmask(SIG_SETMASK, [] [pid 6113] rt_sigprocmask(SIG_SETMASK, [] [pid 6112] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6112] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6114] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6113] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6112] <... prctl resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6114] <... prctl resumed>) = 0 [pid 6113] <... prctl resumed>) = 0 [pid 6112] setpgid(0, 0 [pid 6113] setpgid(0, 0) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6115 attached [pid 6114] setpgid(0, 0 [pid 6112] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6115 [pid 6114] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6116 attached [pid 6115] set_robust_list(0x55556003c6e0, 24 [pid 6113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6116] set_robust_list(0x55556003c6e0, 24 [pid 6115] <... set_robust_list resumed>) = 0 [pid 6113] <... openat resumed>) = 3 [pid 6112] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6116] <... set_robust_list resumed>) = 0 [pid 6115] rt_sigprocmask(SIG_SETMASK, [] [pid 6114] <... openat resumed>) = 3 [pid 6113] write(3, "1000", 4 [pid 6112] write(3, "1000", 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6116 [pid 6116] rt_sigprocmask(SIG_SETMASK, [] [pid 6115] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6114] write(3, "1000", 4 [pid 6113] <... write resumed>) = 4 [pid 6112] <... write resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6116] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6114] <... write resumed>) = 4 [pid 6113] close(3 [pid 6112] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6115] <... prctl resumed>) = 0 [pid 6114] close(3 [pid 6113] <... close resumed>) = 0 [pid 6112] <... close resumed>) = 0 [pid 6116] <... prctl resumed>) = 0 [pid 6115] setpgid(0, 0 [pid 6114] <... close resumed>) = 0 executing program executing program executing program [pid 6116] setpgid(0, 0 [pid 6115] <... setpgid resumed>) = 0 [pid 6114] write(1, "executing program\n", 18 [pid 6113] write(1, "executing program\n", 18 [pid 6112] write(1, "executing program\n", 18 [pid 6116] <... setpgid resumed>) = 0 [pid 6115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6114] <... write resumed>) = 18 [pid 6113] <... write resumed>) = 18 [pid 6112] <... write resumed>) = 18 [pid 6114] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6113] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6112] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6115] <... openat resumed>) = 3 [pid 6114] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6113] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6112] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6114] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6116] <... openat resumed>) = 3 [pid 6114] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6114] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6116] write(3, "1000", 4 [pid 6115] write(3, "1000", 4 [pid 6113] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6112] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6116] <... write resumed>) = 4 [pid 6115] <... write resumed>) = 4 [pid 6114] <... openat resumed>) = 3 [pid 6113] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6116] close(3 [pid 6115] close(3 [pid 6116] <... close resumed>) = 0 [pid 6115] <... close resumed>) = 0 [pid 6114] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6113] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6116] write(1, "executing program\n", 18 [pid 6115] write(1, "executing program\n", 18 [pid 6113] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6116] <... write resumed>) = 18 executing program executing program [pid 6115] <... write resumed>) = 18 [pid 6113] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6112] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6116] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6115] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6115] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6116] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6115] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6114] <... write resumed>) = 31 [pid 6113] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6112] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6116] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6115] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6114] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6113] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6112] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6116] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6115] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6114] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6113] <... openat resumed>) = 3 [pid 6112] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6116] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6115] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6114] exit_group(0 [pid 6113] exit_group(0 [pid 6112] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6116] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6115] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6114] <... exit_group resumed>) = ? [pid 6113] <... exit_group resumed>) = ? [pid 6112] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6116] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6115] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6112] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6115] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6116] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6114] +++ exited with 0 +++ [pid 6113] +++ exited with 0 +++ [pid 6112] exit_group(0 [pid 6116] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6115] exit_group(0 [pid 6112] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6116] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6115] <... exit_group resumed>) = ? [pid 6116] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6116] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6112] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6115] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6112, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6118 attached ci2-upstream-fs/strace-static-x86_64: Process 6117 attached [pid 6116] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6118] set_robust_list(0x55556003c6e0, 24 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6117 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6118] <... set_robust_list resumed>) = 0 [pid 6117] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6118 [pid 6118] rt_sigprocmask(SIG_SETMASK, [] [pid 6117] <... set_robust_list resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6118] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6117] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6118] <... prctl resumed>) = 0 [pid 6117] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6118] setpgid(0, 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6119 attached [ 106.553589][ T6114] gadgetfs: bound to dummy_udc driver [pid 6117] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 6120 attached ci2-upstream-fs/strace-static-x86_64: Process 6121 attached [pid 6119] set_robust_list(0x55556003c6e0, 24 [pid 6118] <... setpgid resumed>) = 0 [pid 6117] <... prctl resumed>) = 0 [pid 6120] set_robust_list(0x55556003c6e0, 24 [pid 6118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6117] setpgid(0, 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6119 [pid 6120] <... set_robust_list resumed>) = 0 [pid 6121] set_robust_list(0x55556003c6e0, 24 [pid 6119] <... set_robust_list resumed>) = 0 [pid 6118] <... openat resumed>) = 3 [pid 6117] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6121 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6120 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6120] rt_sigprocmask(SIG_SETMASK, [] [pid 6121] <... set_robust_list resumed>) = 0 [pid 6119] rt_sigprocmask(SIG_SETMASK, [] [pid 6118] write(3, "1000", 4 [pid 6117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6120] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6121] rt_sigprocmask(SIG_SETMASK, [] [pid 6119] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6118] <... write resumed>) = 4 [pid 6117] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6121] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6118] close(3 [pid 6117] write(3, "1000", 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6120] <... prctl resumed>) = 0 [pid 6121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6119] <... prctl resumed>) = 0 [pid 6118] <... close resumed>) = 0 [pid 6117] <... write resumed>) = 4 [pid 6120] setpgid(0, 0 [pid 6121] <... prctl resumed>) = 0 [pid 6119] setpgid(0, 0 [pid 6118] write(1, "executing program\n", 18 executing program [pid 6117] close(3 [pid 6120] <... setpgid resumed>) = 0 [pid 6121] setpgid(0, 0 [pid 6119] <... setpgid resumed>) = 0 [pid 6118] <... write resumed>) = 18 [pid 6117] <... close resumed>) = 0 [pid 6120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6121] <... setpgid resumed>) = 0 [pid 6119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6118] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6117] write(1, "executing program\n", 18 [pid 6120] <... openat resumed>) = 3 executing program [pid 6121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6117] <... write resumed>) = 18 [pid 6120] write(3, "1000", 4 [pid 6121] <... openat resumed>) = 3 [pid 6119] <... openat resumed>) = 3 [pid 6118] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6117] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6119] write(3, "1000", 4 [pid 6118] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6120] <... write resumed>) = 4 [pid 6121] write(3, "1000", 4 [pid 6120] close(3 [pid 6121] <... write resumed>) = 4 [pid 6120] <... close resumed>) = 0 [pid 6121] close(3 [pid 6119] <... write resumed>) = 4 [pid 6118] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6117] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6120] write(1, "executing program\n", 18 [pid 6121] <... close resumed>) = 0 executing program [pid 6119] close(3 [pid 6120] <... write resumed>) = 18 [pid 6121] write(1, "executing program\n", 18 executing program [pid 6120] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6121] <... write resumed>) = 18 [pid 6119] <... close resumed>) = 0 [pid 6118] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6117] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6119] write(1, "executing program\n", 18 [pid 6120] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6121] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6120] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6119] <... write resumed>) = 18 [pid 6117] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6120] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6121] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6118] <... openat resumed>) = 3 [pid 6119] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6121] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6120] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6121] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6119] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6118] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6117] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6120] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6119] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6121] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6117] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6120] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6121] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6120] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6120] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6121] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6119] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6118] <... write resumed>) = 31 [pid 6117] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6120] <... openat resumed>) = 3 [pid 6121] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6119] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6118] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6117] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6120] exit_group(0 [pid 6121] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6119] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6118] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6117] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6120] <... exit_group resumed>) = ? [pid 6121] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6119] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6118] exit_group(0 [pid 6117] exit_group(0 [pid 6121] exit_group(0 [pid 6117] <... exit_group resumed>) = ? [pid 6119] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6119] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6118] <... exit_group resumed>) = ? [pid 6121] <... exit_group resumed>) = ? [pid 6119] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6117] +++ exited with 0 +++ [pid 6120] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6119] exit_group(0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6121] +++ exited with 0 +++ [pid 6119] <... exit_group resumed>) = ? [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6119] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6118] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6122 attached ci2-upstream-fs/strace-static-x86_64: Process 6125 attached ci2-upstream-fs/strace-static-x86_64: Process 6124 attached ci2-upstream-fs/strace-static-x86_64: Process 6123 attached [pid 6122] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6122 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6124] set_robust_list(0x55556003c6e0, 24 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6125] set_robust_list(0x55556003c6e0, 24 [pid 6124] <... set_robust_list resumed>) = 0 [pid 6123] set_robust_list(0x55556003c6e0, 24 [pid 6122] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6125 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6124 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6123 [pid 6125] <... set_robust_list resumed>) = 0 [pid 6124] rt_sigprocmask(SIG_SETMASK, [] [pid 6123] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6124] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6125] rt_sigprocmask(SIG_SETMASK, [] [pid 6124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6123] rt_sigprocmask(SIG_SETMASK, [] [pid 6122] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6125] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6124] <... prctl resumed>) = 0 [pid 6123] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6122] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6124] setpgid(0, 0 [pid 6125] <... prctl resumed>) = 0 [pid 6124] <... setpgid resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6125] setpgid(0, 0 [pid 6123] <... prctl resumed>) = 0 [pid 6122] <... prctl resumed>) = 0 [pid 6125] <... setpgid resumed>) = 0 [pid 6123] setpgid(0, 0 [pid 6122] setpgid(0, 0 [pid 6125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6123] <... setpgid resumed>) = 0 [pid 6122] <... setpgid resumed>) = 0 [pid 6125] <... openat resumed>) = 3 [pid 6124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 106.679218][ T6118] gadgetfs: bound to dummy_udc driver [pid 6122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6124] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6126 attached [pid 6125] write(3, "1000", 4 [pid 6124] write(3, "1000", 4 [pid 6123] <... openat resumed>) = 3 [pid 6122] <... openat resumed>) = 3 [pid 6126] set_robust_list(0x55556003c6e0, 24 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6126 [pid 6125] <... write resumed>) = 4 [pid 6124] <... write resumed>) = 4 [pid 6123] write(3, "1000", 4 [pid 6122] write(3, "1000", 4 [pid 6126] <... set_robust_list resumed>) = 0 [pid 6125] close(3 [pid 6124] close(3 [pid 6123] <... write resumed>) = 4 [pid 6122] <... write resumed>) = 4 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6126] rt_sigprocmask(SIG_SETMASK, [] [pid 6125] <... close resumed>) = 0 [pid 6124] <... close resumed>) = 0 [pid 6123] close(3 [pid 6122] close(3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6126] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6125] write(1, "executing program\n", 18 executing program [pid 6124] write(1, "executing program\n", 18 [pid 6123] <... close resumed>) = 0 [pid 6122] <... close resumed>) = 0 executing program [pid 6126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6125] <... write resumed>) = 18 [pid 6124] <... write resumed>) = 18 [pid 6123] write(1, "executing program\n", 18 [pid 6122] write(1, "executing program\n", 18 executing program executing program [pid 6125] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6123] <... write resumed>) = 18 [pid 6126] <... prctl resumed>) = 0 [pid 6125] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6124] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6123] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6122] <... write resumed>) = 18 [pid 6126] setpgid(0, 0 [pid 6125] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6124] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6123] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6122] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6126] <... setpgid resumed>) = 0 [pid 6123] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6125] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6124] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6123] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6122] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6122] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6126] <... openat resumed>) = 3 [pid 6125] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6124] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6123] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6126] write(3, "1000", 4 [pid 6125] <... openat resumed>) = 3 [pid 6124] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6123] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6122] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6126] <... write resumed>) = 4 [pid 6126] close(3 [pid 6125] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6124] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6123] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6122] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6126] <... close resumed>) = 0 [pid 6123] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6126] write(1, "executing program\n", 18 executing program [pid 6123] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6126] <... write resumed>) = 18 [pid 6124] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6123] <... openat resumed>) = 3 [pid 6122] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6126] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6124] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6123] exit_group(0 [pid 6124] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6123] <... exit_group resumed>) = ? [pid 6122] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6126] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6126] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6124] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6122] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6126] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6124] exit_group(0 [pid 6122] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6125] <... write resumed>) = 31 [pid 6122] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6124] <... exit_group resumed>) = ? [pid 6123] +++ exited with 0 +++ [pid 6126] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6125] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6124] +++ exited with 0 +++ [pid 6122] exit_group(0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6126] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6126] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6125] <... openat resumed>) = 4 [pid 6122] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6126] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6126] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6126] exit_group(0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6126] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6125] exit_group(0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6125] <... exit_group resumed>) = ? [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6126] +++ exited with 0 +++ [pid 6122] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6127 attached ci2-upstream-fs/strace-static-x86_64: Process 6128 attached [pid 6127] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6127 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6128 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6128] set_robust_list(0x55556003c6e0, 24 [pid 6127] <... set_robust_list resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6128] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6128] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6128] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6127] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6128] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6127] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6128] <... prctl resumed>) = 0 [pid 6127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6128] setpgid(0, 0 [pid 6127] <... prctl resumed>) = 0 [pid 6125] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6128] <... setpgid resumed>) = 0 [pid 6127] setpgid(0, 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6127] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6130 attached ci2-upstream-fs/strace-static-x86_64: Process 6129 attached [pid 6128] <... openat resumed>) = 3 [pid 6127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6129 [pid 6130] set_robust_list(0x55556003c6e0, 24 [pid 6129] set_robust_list(0x55556003c6e0, 24 [pid 6128] write(3, "1000", 4 [pid 6127] <... openat resumed>) = 3 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6130] <... set_robust_list resumed>) = 0 [pid 6129] <... set_robust_list resumed>) = 0 [pid 6128] <... write resumed>) = 4 [pid 6127] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6130 [pid 6130] rt_sigprocmask(SIG_SETMASK, [] [pid 6129] rt_sigprocmask(SIG_SETMASK, [] [pid 6128] close(3 [pid 6127] <... write resumed>) = 4 [pid 6130] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6129] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6128] <... close resumed>) = 0 [pid 6127] close(3 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6128] write(1, "executing program\n", 18 [pid 6127] <... close resumed>) = 0 executing program [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6130] <... prctl resumed>) = 0 [pid 6129] <... prctl resumed>) = 0 [pid 6128] <... write resumed>) = 18 [pid 6127] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 6130] setpgid(0, 0 [pid 6129] setpgid(0, 0 [pid 6128] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6127] <... write resumed>) = 18 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6130] <... setpgid resumed>) = 0 [pid 6129] <... setpgid resumed>) = 0 [ 106.790590][ T6125] gadgetfs: bound to dummy_udc driver [pid 6130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6127] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6128] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6130] <... openat resumed>) = 3 [pid 6130] write(3, "1000", 4 [pid 6129] <... openat resumed>) = 3 [pid 6128] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6127] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6130] <... write resumed>) = 4 [pid 6129] write(3, "1000", 4 [pid 6127] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6130] close(3ci2-upstream-fs/strace-static-x86_64: Process 6131 attached [pid 6129] <... write resumed>) = 4 [pid 6128] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6131 [pid 6131] set_robust_list(0x55556003c6e0, 24 [pid 6130] <... close resumed>) = 0 [pid 6129] close(3 [pid 6128] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6127] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6131] <... set_robust_list resumed>) = 0 [pid 6130] write(1, "executing program\n", 18 [pid 6129] <... close resumed>) = 0 [pid 6128] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6127] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6131] rt_sigprocmask(SIG_SETMASK, [] [pid 6130] <... write resumed>) = 18 [pid 6129] write(1, "executing program\n", 18 [pid 6128] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6127] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6131] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6129] <... write resumed>) = 18 [pid 6128] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6130] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6128] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6130] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6129] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6128] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6131] <... prctl resumed>) = 0 [pid 6130] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6129] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6128] exit_group(0 [pid 6131] setpgid(0, 0) = 0 [pid 6130] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6129] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6128] <... exit_group resumed>) = ? [pid 6131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6130] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6129] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6130] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6130] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6131] <... openat resumed>) = 3 [pid 6129] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6130] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6130] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6131] write(3, "1000", 4 [pid 6129] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6128] +++ exited with 0 +++ [pid 6131] <... write resumed>) = 4 [pid 6129] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6130] <... openat resumed>) = 3 [pid 6131] close(3 [pid 6129] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6127] <... write resumed>) = 31 [pid 6131] <... close resumed>) = 0 [pid 6129] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6131] write(1, "executing program\n", 18 [pid 6127] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6131] <... write resumed>) = 18 executing program [pid 6130] exit_group(0 [pid 6129] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6131] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6130] <... exit_group resumed>) = ? [pid 6129] exit_group(0 [pid 6127] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6131] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6129] <... exit_group resumed>) = ? [pid 6127] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6131] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6127] <... exit_group resumed>) = ? [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6131] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6130] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6132 attached [pid 6131] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6129] +++ exited with 0 +++ [pid 6127] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6132] set_robust_list(0x55556003c6e0, 24 [pid 6131] <... openat resumed>) = 3 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6127, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6129, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6131] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6132] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6132 [pid 6132] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6132] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6132] <... prctl resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6132] setpgid(0, 0 [pid 5607] <... restart_syscall resumed>) = 0 [ 106.881014][ T6127] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6134 attached ci2-upstream-fs/strace-static-x86_64: Process 6133 attached [pid 6132] <... setpgid resumed>) = 0 [pid 6131] <... write resumed>) = 31 [pid 6134] set_robust_list(0x55556003c6e0, 24 [pid 6132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6134] <... set_robust_list resumed>) = 0 [pid 6133] set_robust_list(0x55556003c6e0, 24 [pid 6131] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6133 [pid 6134] rt_sigprocmask(SIG_SETMASK, [] [pid 6133] <... set_robust_list resumed>) = 0 [pid 6132] <... openat resumed>) = 3 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6134 [pid 6134] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6133] rt_sigprocmask(SIG_SETMASK, [] [pid 6131] <... openat resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6133] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6132] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6134] <... prctl resumed>) = 0 [pid 6133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6132] <... write resumed>) = 4 [pid 6131] exit_group(0 [pid 6134] setpgid(0, 0 [pid 6133] <... prctl resumed>) = 0 [pid 6132] close(3 [pid 6131] <... exit_group resumed>) = ? [pid 6134] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6135 attached [pid 6133] setpgid(0, 0 [pid 6132] <... close resumed>) = 0 [pid 6131] +++ exited with 0 +++ [pid 6133] <... setpgid resumed>) = 0 [pid 6135] set_robust_list(0x55556003c6e0, 24 [pid 6134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 6132] write(1, "executing program\n", 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6135 [pid 6135] <... set_robust_list resumed>) = 0 [pid 6134] <... openat resumed>) = 3 [pid 6133] <... openat resumed>) = 3 [pid 6132] <... write resumed>) = 18 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6135] rt_sigprocmask(SIG_SETMASK, [] [pid 6134] write(3, "1000", 4 [pid 6133] write(3, "1000", 4 [pid 6132] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6135] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6134] <... write resumed>) = 4 [pid 6133] <... write resumed>) = 4 [pid 6135] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6134] close(3 [pid 6133] close(3 [pid 6132] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6135] <... prctl resumed>) = 0 [pid 6134] <... close resumed>) = 0 [pid 6133] <... close resumed>) = 0 [pid 6132] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6135] setpgid(0, 0 [pid 6134] write(1, "executing program\n", 18 [pid 6133] write(1, "executing program\n", 18 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6135] <... setpgid resumed>) = 0 executing program executing program [pid 6134] <... write resumed>) = 18 [pid 6133] <... write resumed>) = 18 [pid 6132] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6134] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6133] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6134] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6132] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 6136 attached [pid 6135] <... openat resumed>) = 3 [pid 6134] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6133] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 106.942063][ T6131] gadgetfs: bound to dummy_udc driver [pid 6132] <... openat resumed>) = 3 [pid 6136] set_robust_list(0x55556003c6e0, 24 [pid 6135] write(3, "1000", 4 [pid 6134] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6133] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6136] <... set_robust_list resumed>) = 0 [pid 6135] <... write resumed>) = 4 [pid 6134] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6133] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6132] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6136 [pid 6136] rt_sigprocmask(SIG_SETMASK, [] [pid 6135] close(3 [pid 6133] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6136] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6135] <... close resumed>) = 0 [pid 6134] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6133] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6136] <... prctl resumed>) = 0 [pid 6135] write(1, "executing program\n", 18 [pid 6134] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6136] setpgid(0, 0 [pid 6135] <... write resumed>) = 18 executing program [pid 6136] <... setpgid resumed>) = 0 [pid 6134] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6135] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6134] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6133] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6133] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6136] <... openat resumed>) = 3 [pid 6135] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6134] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6133] <... openat resumed>) = 3 [pid 6135] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6134] exit_group(0 [pid 6136] write(3, "1000", 4) = 4 [pid 6135] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6132] <... write resumed>) = 31 [pid 6136] close(3 [pid 6133] exit_group(0 [pid 6134] <... exit_group resumed>) = ? [pid 6136] <... close resumed>) = 0 [pid 6135] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6133] <... exit_group resumed>) = ? [pid 6136] write(1, "executing program\n", 18 [pid 6135] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6132] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6134] +++ exited with 0 +++ [pid 6136] <... write resumed>) = 18 [pid 6135] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6136] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6135] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6132] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6136] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6135] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6133] +++ exited with 0 +++ [pid 6132] exit_group(0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6136] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6135] <... openat resumed>) = 3 [pid 6132] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... restart_syscall resumed>) = 0 [pid 6136] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6135] exit_group(0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6136] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6135] <... exit_group resumed>) = ? [pid 6136] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6136] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6136] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6136] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6136] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6135] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6136] exit_group(0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6136] <... exit_group resumed>) = ? [pid 6132] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6137 attached ci2-upstream-fs/strace-static-x86_64: Process 6138 attached [pid 6136] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6132, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6137 [pid 6138] set_robust_list(0x55556003c6e0, 24 [pid 6137] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6138 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6138] <... set_robust_list resumed>) = 0 [pid 6137] <... set_robust_list resumed>) = 0 [ 107.017987][ T6132] gadgetfs: bound to dummy_udc driver [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6138] rt_sigprocmask(SIG_SETMASK, [] [pid 6137] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6138] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6137] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6138] <... prctl resumed>) = 0 [pid 6137] <... prctl resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6139 attached [pid 6138] setpgid(0, 0 [pid 6137] setpgid(0, 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6139] set_robust_list(0x55556003c6e0, 24 [pid 6138] <... setpgid resumed>) = 0 [pid 6137] <... setpgid resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6139 [pid 6139] <... set_robust_list resumed>) = 0 [pid 6138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6140 attached ci2-upstream-fs/strace-static-x86_64: Process 6141 attached [pid 6139] rt_sigprocmask(SIG_SETMASK, [] [pid 6137] <... openat resumed>) = 3 [pid 6138] <... openat resumed>) = 3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6139] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6141] set_robust_list(0x55556003c6e0, 24 [pid 6140] set_robust_list(0x55556003c6e0, 24 [pid 6139] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6138] write(3, "1000", 4 [pid 6137] write(3, "1000", 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6140 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6141 [pid 6141] <... set_robust_list resumed>) = 0 [pid 6140] <... set_robust_list resumed>) = 0 [pid 6139] <... prctl resumed>) = 0 [pid 6138] <... write resumed>) = 4 [pid 6137] <... write resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6141] rt_sigprocmask(SIG_SETMASK, [] [pid 6140] rt_sigprocmask(SIG_SETMASK, [] [pid 6139] setpgid(0, 0 [pid 6138] close(3 [pid 6137] close(3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6141] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6139] <... setpgid resumed>) = 0 [pid 6138] <... close resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6140] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6137] <... close resumed>) = 0 [pid 6139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6141] <... prctl resumed>) = 0 [pid 6140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6139] <... openat resumed>) = 3 [pid 6138] write(1, "executing program\n", 18 executing program executing program [pid 6137] write(1, "executing program\n", 18 [pid 6141] setpgid(0, 0 [pid 6140] setpgid(0, 0 [pid 6138] <... write resumed>) = 18 [pid 6137] <... write resumed>) = 18 [pid 6141] <... setpgid resumed>) = 0 [pid 6140] <... setpgid resumed>) = 0 [pid 6139] write(3, "1000", 4 [pid 6138] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6137] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6139] <... write resumed>) = 4 [pid 6138] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6137] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6141] <... openat resumed>) = 3 [pid 6140] <... openat resumed>) = 3 [pid 6139] close(3 [pid 6138] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6137] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6141] write(3, "1000", 4 [pid 6139] <... close resumed>) = 0 [pid 6137] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6138] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6140] write(3, "1000", 4 [pid 6141] <... write resumed>) = 4 [pid 6139] write(1, "executing program\n", 18 [pid 6140] <... write resumed>) = 4 executing program [pid 6138] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6141] close(3 [pid 6140] close(3 [pid 6139] <... write resumed>) = 18 [pid 6138] <... openat resumed>) = 3 [pid 6137] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6140] <... close resumed>) = 0 [pid 6141] <... close resumed>) = 0 [pid 6140] write(1, "executing program\n", 18 [pid 6139] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6137] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6141] write(1, "executing program\n", 18 [pid 6140] <... write resumed>) = 18 executing program [pid 6138] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6141] <... write resumed>) = 18 [pid 6140] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6139] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6137] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6141] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6139] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6141] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6137] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6140] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6137] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6139] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6141] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6140] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6139] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6137] <... openat resumed>) = 3 [pid 6141] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6139] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6141] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6140] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6139] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6137] exit_group(0 [pid 6141] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6139] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6137] <... exit_group resumed>) = ? [pid 6141] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6139] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6141] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6141] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6140] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6139] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6138] <... write resumed>) = 31 [pid 6140] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6137] +++ exited with 0 +++ [pid 6140] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6138] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6140] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6138] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6141] <... openat resumed>) = 3 [pid 6140] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6138] exit_group(0 [pid 6140] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6138] <... exit_group resumed>) = ? [pid 6140] exit_group(0) = ? [pid 6139] exit_group(0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6141] exit_group(0 [pid 6139] <... exit_group resumed>) = ? [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6141] <... exit_group resumed>) = ? [pid 5604] <... restart_syscall resumed>) = 0 [pid 6141] +++ exited with 0 +++ [pid 6140] +++ exited with 0 +++ [pid 6139] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6143 attached ci2-upstream-fs/strace-static-x86_64: Process 6142 attached , [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6142 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6143] set_robust_list(0x55556003c6e0, 24 [pid 6142] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6143 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6144 attached [pid 6143] <... set_robust_list resumed>) = 0 [pid 6142] <... set_robust_list resumed>) = 0 [pid 6138] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6144] set_robust_list(0x55556003c6e0, 24 [pid 6143] rt_sigprocmask(SIG_SETMASK, [] [pid 6142] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6138, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6144 [pid 6144] <... set_robust_list resumed>) = 0 [pid 6143] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6142] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6145 attached [pid 6144] rt_sigprocmask(SIG_SETMASK, [] [pid 6143] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6144] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6143] <... prctl resumed>) = 0 [pid 6142] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6145] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6145] <... set_robust_list resumed>) = 0 [pid 6144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6143] setpgid(0, 0 [pid 6142] setpgid(0, 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6145 ci2-upstream-fs/strace-static-x86_64: Process 6146 attached [pid 6145] rt_sigprocmask(SIG_SETMASK, [] [pid 6144] <... prctl resumed>) = 0 [pid 6143] <... setpgid resumed>) = 0 [pid 6142] <... setpgid resumed>) = 0 [ 107.136072][ T6138] gadgetfs: bound to dummy_udc driver [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6146] set_robust_list(0x55556003c6e0, 24 [pid 6145] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6144] setpgid(0, 0 [pid 6143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6146] <... set_robust_list resumed>) = 0 [pid 6145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6146] rt_sigprocmask(SIG_SETMASK, [] [pid 6145] <... prctl resumed>) = 0 [pid 6144] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6146 [pid 6146] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6145] setpgid(0, 0 [pid 6144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6143] <... openat resumed>) = 3 [pid 6142] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6145] <... setpgid resumed>) = 0 [pid 6144] <... openat resumed>) = 3 [pid 6143] write(3, "1000", 4 [pid 6142] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6146] <... prctl resumed>) = 0 [pid 6145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6144] write(3, "1000", 4 [pid 6143] <... write resumed>) = 4 [pid 6142] <... write resumed>) = 4 [pid 6146] setpgid(0, 0 [pid 6145] <... openat resumed>) = 3 [pid 6144] <... write resumed>) = 4 [pid 6143] close(3 [pid 6142] close(3 [pid 6146] <... setpgid resumed>) = 0 [pid 6145] write(3, "1000", 4 [pid 6144] close(3 [pid 6143] <... close resumed>) = 0 [pid 6142] <... close resumed>) = 0 [pid 6146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6145] <... write resumed>) = 4 [pid 6144] <... close resumed>) = 0 [pid 6143] write(1, "executing program\n", 18 [pid 6142] write(1, "executing program\n", 18 [pid 6145] close(3) = 0 [pid 6144] write(1, "executing program\n", 18 [pid 6143] <... write resumed>) = 18 [pid 6142] <... write resumed>) = 18 [pid 6144] <... write resumed>) = 18 executing program executing program executing program [pid 6143] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6142] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6144] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6143] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6142] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6144] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6143] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6142] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6146] <... openat resumed>) = 3 [pid 6145] write(1, "executing program\n", 18 executing program [pid 6144] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6143] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6145] <... write resumed>) = 18 [pid 6145] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6146] write(3, "1000", 4 [pid 6145] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6144] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6143] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6142] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6146] <... write resumed>) = 4 [pid 6145] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6144] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6143] <... openat resumed>) = 3 [pid 6142] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6146] close(3 [pid 6145] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6144] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6146] <... close resumed>) = 0 [pid 6143] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6142] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6146] write(1, "executing program\n", 18 [pid 6145] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6144] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6146] <... write resumed>) = 18 executing program [pid 6145] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6144] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6142] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6146] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6144] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6145] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6146] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6145] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6144] <... openat resumed>) = 3 [pid 6142] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6146] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6145] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6146] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6144] exit_group(0 [pid 6143] <... write resumed>) = 31 [pid 6142] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6145] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6146] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6145] exit_group(0 [pid 6142] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6146] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6145] <... exit_group resumed>) = ? [pid 6144] <... exit_group resumed>) = ? [pid 6143] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6142] exit_group(0 [pid 6146] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6145] +++ exited with 0 +++ [pid 6146] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6143] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6142] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6146] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6144] +++ exited with 0 +++ [pid 6143] exit_group(0 [pid 6142] +++ exited with 0 +++ [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6143] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6142, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6146] <... openat resumed>) = 3 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6146] exit_group(0) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6146] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6147 attached [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6147] set_robust_list(0x55556003c6e0, 24 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6147] <... set_robust_list resumed>) = 0 [pid 6147] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6147 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6149 attached ci2-upstream-fs/strace-static-x86_64: Process 6148 attached [pid 6147] <... prctl resumed>) = 0 [pid 6147] setpgid(0, 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6149 [pid 6147] <... setpgid resumed>) = 0 [pid 6148] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... restart_syscall resumed>) = 0 [pid 6147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6149] set_robust_list(0x55556003c6e0, 24 [pid 6148] <... set_robust_list resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6148 [pid 6149] <... set_robust_list resumed>) = 0 [pid 6148] rt_sigprocmask(SIG_SETMASK, [] [pid 6147] <... openat resumed>) = 3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6149] rt_sigprocmask(SIG_SETMASK, [] [pid 6148] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6147] write(3, "1000", 4 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6149] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6147] <... write resumed>) = 4 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6148] <... prctl resumed>) = 0 [pid 6147] close(3 [ 107.243237][ T6143] gadgetfs: bound to dummy_udc driver [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6149] <... prctl resumed>) = 0 [pid 6148] setpgid(0, 0 [pid 6147] <... close resumed>) = 0 [pid 6143] +++ exited with 0 +++ [pid 6149] setpgid(0, 0 executing program [pid 6147] write(1, "executing program\n", 18 [pid 6149] <... setpgid resumed>) = 0 [pid 6147] <... write resumed>) = 18 [pid 6148] <... setpgid resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6143, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 6150 attached [pid 6149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6147] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6150 [pid 6150] set_robust_list(0x55556003c6e0, 24 [pid 6149] <... openat resumed>) = 3 [pid 6148] <... openat resumed>) = 3 [pid 6147] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6150] <... set_robust_list resumed>) = 0 [pid 6149] write(3, "1000", 4 [pid 6148] write(3, "1000", 4 [pid 6147] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6150] rt_sigprocmask(SIG_SETMASK, [] [pid 6149] <... write resumed>) = 4 [pid 6148] <... write resumed>) = 4 [pid 6150] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6149] close(3 [pid 6148] close(3 [pid 6150] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6149] <... close resumed>) = 0 [pid 6148] <... close resumed>) = 0 executing program [pid 6149] write(1, "executing program\n", 18 [pid 6150] <... prctl resumed>) = 0 executing program [pid 6148] write(1, "executing program\n", 18 [pid 6150] setpgid(0, 0 [pid 6149] <... write resumed>) = 18 [pid 6148] <... write resumed>) = 18 [pid 6147] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6150] <... setpgid resumed>) = 0 [pid 6149] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6148] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6147] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6149] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6148] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6149] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6148] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6147] <... openat resumed>) = 3 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6150] <... openat resumed>) = 3 [pid 6149] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6148] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6150] write(3, "1000", 4) = 4 [pid 6150] close(3 [pid 6148] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 6151 attached [pid 6150] <... close resumed>) = 0 [pid 6149] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6148] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6147] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6151] set_robust_list(0x55556003c6e0, 24 [pid 6150] write(1, "executing program\n", 18 [pid 6149] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6148] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6151] <... set_robust_list resumed>) = 0 [pid 6150] <... write resumed>) = 18 executing program [pid 6151] rt_sigprocmask(SIG_SETMASK, [] [pid 6150] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6149] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6148] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6151 [pid 6151] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6150] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6149] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6148] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6150] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6151] <... prctl resumed>) = 0 [pid 6150] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6149] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6148] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6151] setpgid(0, 0 [pid 6150] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6149] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6148] exit_group(0 [pid 6151] <... setpgid resumed>) = 0 [pid 6150] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6149] exit_group(0 [pid 6151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6150] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6149] <... exit_group resumed>) = ? [pid 6148] <... exit_group resumed>) = ? [pid 6151] <... openat resumed>) = 3 [pid 6150] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6151] write(3, "1000", 4 [pid 6150] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6149] +++ exited with 0 +++ [pid 6151] <... write resumed>) = 4 [pid 6150] exit_group(0 [pid 6148] +++ exited with 0 +++ [pid 6147] <... write resumed>) = 31 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6149, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6151] close(3 [pid 6150] <... exit_group resumed>) = ? [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6151] <... close resumed>) = 0 [pid 6150] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 6151] write(1, "executing program\n", 18 [pid 6147] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6151] <... write resumed>) = 18 [pid 6147] <... openat resumed>) = 4 [pid 6151] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6147] exit_group(0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6151] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6147] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6151] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6151] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6152 attached [pid 6152] set_robust_list(0x55556003c6e0, 24 [pid 6151] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6152 [pid 6152] <... set_robust_list resumed>) = 0 [pid 6152] rt_sigprocmask(SIG_SETMASK, [] [pid 6151] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6152] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6153 attached [pid 6152] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6151] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6151] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6153 [pid 6153] set_robust_list(0x55556003c6e0, 24 [pid 6152] <... prctl resumed>) = 0 [pid 6151] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6153] <... set_robust_list resumed>) = 0 [pid 6152] setpgid(0, 0 [pid 6153] rt_sigprocmask(SIG_SETMASK, [] [pid 6152] <... setpgid resumed>) = 0 [pid 6151] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6153] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6151] <... exit_group resumed>) = ? [pid 6147] +++ exited with 0 +++ [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6152] <... openat resumed>) = 3 [pid 6153] <... prctl resumed>) = 0 [ 107.358957][ T6147] gadgetfs: bound to dummy_udc driver [pid 6152] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6154 attached [pid 6153] setpgid(0, 0 [pid 6152] <... write resumed>) = 4 [pid 6151] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6147, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6152] close(3 [pid 6154] set_robust_list(0x55556003c6e0, 24 [pid 6153] <... setpgid resumed>) = 0 [pid 6152] <... close resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6154 [pid 6154] <... set_robust_list resumed>) = 0 [pid 6153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6152] write(1, "executing program\n", 18 executing program [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6154] rt_sigprocmask(SIG_SETMASK, [] [pid 6152] <... write resumed>) = 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6154] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6153] <... openat resumed>) = 3 [pid 6152] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6154] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6153] write(3, "1000", 4 [pid 6152] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6154] <... prctl resumed>) = 0 [pid 6153] <... write resumed>) = 4 [pid 6152] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6154] setpgid(0, 0 [pid 6153] close(3ci2-upstream-fs/strace-static-x86_64: Process 6155 attached ci2-upstream-fs/strace-static-x86_64: Process 6156 attached [pid 6154] <... setpgid resumed>) = 0 [pid 6153] <... close resumed>) = 0 [pid 6152] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6156] set_robust_list(0x55556003c6e0, 24 [pid 6155] set_robust_list(0x55556003c6e0, 24 [pid 6154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6153] write(1, "executing program\n", 18 [pid 6156] <... set_robust_list resumed>) = 0 [pid 6155] <... set_robust_list resumed>) = 0 [pid 6152] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6156] rt_sigprocmask(SIG_SETMASK, [] [pid 6153] <... write resumed>) = 18 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6156 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6155 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6152] <... openat resumed>) = 3 [pid 6155] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6154] <... openat resumed>) = 3 [pid 6153] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6156] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6155] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6153] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6152] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6154] write(3, "1000", 4 [pid 6156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6153] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6154] <... write resumed>) = 4 [pid 6154] close(3 [pid 6156] <... prctl resumed>) = 0 [pid 6156] setpgid(0, 0) = 0 [pid 6156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6156] write(3, "1000", 4) = 4 [pid 6156] close(3) = 0 [pid 6156] write(1, "executing program\n", 18) = 18 [pid 6154] <... close resumed>) = 0 [pid 6155] <... prctl resumed>) = 0 executing program [pid 6156] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6155] setpgid(0, 0 [pid 6154] write(1, "executing program\n", 18 [pid 6155] <... setpgid resumed>) = 0 [pid 6154] <... write resumed>) = 18 [pid 6156] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 6154] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6155] <... openat resumed>) = 3 [pid 6154] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6154] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6155] write(3, "1000", 4) = 4 [pid 6155] close(3) = 0 executing program [pid 6155] write(1, "executing program\n", 18 [pid 6156] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6155] <... write resumed>) = 18 [pid 6154] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6153] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6155] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6154] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6156] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6155] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6154] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6153] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6156] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6154] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6156] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6154] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6156] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6156] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6154] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6156] <... openat resumed>) = 3 [pid 6154] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6156] exit_group(0 [pid 6155] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6154] exit_group(0 [pid 6153] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6152] <... write resumed>) = 31 [pid 6156] <... exit_group resumed>) = ? [pid 6155] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6153] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6152] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6156] +++ exited with 0 +++ [pid 6155] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6154] <... exit_group resumed>) = ? [pid 6153] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6152] <... openat resumed>) = 4 [pid 6155] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6153] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6152] exit_group(0 [pid 6155] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6153] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6152] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6155] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6154] +++ exited with 0 +++ [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6155] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6153] exit_group(0 [pid 6155] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6153] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... restart_syscall resumed>) = 0 [pid 6155] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6155] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6153] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 6155] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6157 attached [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6157 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6157] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6157] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... restart_syscall resumed>) = 0 [pid 6157] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6158 attached [pid 6158] set_robust_list(0x55556003c6e0, 24 [pid 6157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6152] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6158] <... set_robust_list resumed>) = 0 [pid 6157] <... prctl resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6158] rt_sigprocmask(SIG_SETMASK, [] [pid 6157] setpgid(0, 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6152, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6158] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6157] <... setpgid resumed>) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... restart_syscall resumed>) = 0 [pid 6158] <... prctl resumed>) = 0 [ 107.463766][ T6152] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6159 attached [pid 6158] setpgid(0, 0 [pid 6157] <... openat resumed>) = 3 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6159] set_robust_list(0x55556003c6e0, 24 [pid 6158] <... setpgid resumed>) = 0 [pid 6157] write(3, "1000", 4 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6159] <... set_robust_list resumed>) = 0 [pid 6158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6157] <... write resumed>) = 4 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6159] rt_sigprocmask(SIG_SETMASK, [] [pid 6158] <... openat resumed>) = 3 [pid 6157] close(3 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6158 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6159 [pid 6159] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6158] write(3, "1000", 4 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6157] <... close resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6160 attached [pid 6157] write(1, "executing program\n", 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6161 attached [pid 6160] set_robust_list(0x55556003c6e0, 24 [pid 6159] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6158] <... write resumed>) = 4 [pid 6157] <... write resumed>) = 18 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6160 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6161] set_robust_list(0x55556003c6e0, 24 [pid 6160] <... set_robust_list resumed>) = 0 [pid 6159] <... prctl resumed>) = 0 [pid 6158] close(3 [pid 6157] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6161 [pid 6161] <... set_robust_list resumed>) = 0 [pid 6160] rt_sigprocmask(SIG_SETMASK, [] [pid 6159] setpgid(0, 0 [pid 6158] <... close resumed>) = 0 [pid 6157] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6160] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6159] <... setpgid resumed>) = 0 [pid 6158] write(1, "executing program\n", 18 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6161] rt_sigprocmask(SIG_SETMASK, [] [pid 6160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6158] <... write resumed>) = 18 executing program [pid 6157] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6161] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6160] <... prctl resumed>) = 0 [pid 6159] <... openat resumed>) = 3 [pid 6158] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6157] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6160] setpgid(0, 0 [pid 6159] write(3, "1000", 4 [pid 6158] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6157] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6161] <... prctl resumed>) = 0 [pid 6160] <... setpgid resumed>) = 0 [pid 6159] <... write resumed>) = 4 [pid 6158] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6157] <... openat resumed>) = 3 [pid 6161] setpgid(0, 0 [pid 6160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6159] close(3 [pid 6158] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6157] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6161] <... setpgid resumed>) = 0 [pid 6160] <... openat resumed>) = 3 [pid 6159] <... close resumed>) = 0 [pid 6158] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6160] write(3, "1000", 4 [pid 6159] write(1, "executing program\n", 18 [pid 6158] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6160] <... write resumed>) = 4 [pid 6159] <... write resumed>) = 18 executing program [pid 6158] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6161] <... openat resumed>) = 3 [pid 6161] write(3, "1000", 4 [pid 6160] close(3 [pid 6159] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6158] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6161] <... write resumed>) = 4 [pid 6160] <... close resumed>) = 0 [pid 6159] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6158] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6157] <... write resumed>) = 31 [pid 6161] close(3 [pid 6160] write(1, "executing program\n", 18 [pid 6159] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6161] <... close resumed>) = 0 [pid 6160] <... write resumed>) = 18 executing program [pid 6161] write(1, "executing program\n", 18 executing program [pid 6160] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6159] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6158] exit_group(0 [pid 6157] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6161] <... write resumed>) = 18 [pid 6160] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6159] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6158] <... exit_group resumed>) = ? [pid 6157] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6161] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6160] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6161] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6159] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6157] exit_group(0 [pid 6161] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6160] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6159] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6158] +++ exited with 0 +++ [pid 6157] <... exit_group resumed>) = ? [pid 6161] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6160] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6159] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6161] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6160] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6159] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6161] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6160] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6159] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6161] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6160] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6161] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6160] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6159] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6161] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6159] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6159] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6161] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6160] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6161] exit_group(0 [pid 6160] exit_group(0 [pid 6161] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6162 attached [pid 6160] <... exit_group resumed>) = ? [pid 6157] +++ exited with 0 +++ [pid 5604] <... restart_syscall resumed>) = 0 [pid 6162] set_robust_list(0x55556003c6e0, 24 [pid 6161] +++ exited with 0 +++ [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6162 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6157, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6162] <... set_robust_list resumed>) = 0 [pid 6162] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6160] +++ exited with 0 +++ [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6162] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6162] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6163 attached [pid 6162] setpgid(0, 0 [pid 6163] set_robust_list(0x55556003c6e0, 24 [pid 6162] <... setpgid resumed>) = 0 [pid 6163] <... set_robust_list resumed>) = 0 [pid 6162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6163 [pid 6163] rt_sigprocmask(SIG_SETMASK, [] [pid 6162] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6163] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 107.561090][ T6157] gadgetfs: bound to dummy_udc driver [pid 6163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6163] <... prctl resumed>) = 0 [pid 6162] write(3, "1000", 4 [pid 6163] setpgid(0, 0 [pid 6162] <... write resumed>) = 4 [pid 6163] <... setpgid resumed>) = 0 [pid 6163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 6162] close(3) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6165 attached ci2-upstream-fs/strace-static-x86_64: Process 6164 attached [pid 6163] <... openat resumed>) = 3 [pid 6162] write(1, "executing program\n", 18 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6165] set_robust_list(0x55556003c6e0, 24 [pid 6164] set_robust_list(0x55556003c6e0, 24 [pid 6163] write(3, "1000", 4 [pid 6162] <... write resumed>) = 18 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6164 [pid 6165] <... set_robust_list resumed>) = 0 [pid 6163] <... write resumed>) = 4 [pid 6162] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6164] <... set_robust_list resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6165 [pid 6165] rt_sigprocmask(SIG_SETMASK, [] [pid 6164] rt_sigprocmask(SIG_SETMASK, [] [pid 6163] close(3 [pid 6162] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6165] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6163] <... close resumed>) = 0 [pid 6162] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6164] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6163] write(1, "executing program\n", 18 [pid 6162] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6165] <... prctl resumed>) = 0 [pid 6163] <... write resumed>) = 18 [pid 6164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6162] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6165] setpgid(0, 0 [pid 6164] <... prctl resumed>) = 0 [pid 6163] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6162] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6166 attached [pid 6165] <... setpgid resumed>) = 0 [pid 6164] setpgid(0, 0 [pid 6163] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6166] set_robust_list(0x55556003c6e0, 24 [pid 6165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6164] <... setpgid resumed>) = 0 [pid 6162] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6166 [pid 6166] <... set_robust_list resumed>) = 0 [pid 6163] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6165] <... openat resumed>) = 3 [pid 6164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6166] rt_sigprocmask(SIG_SETMASK, [] [pid 6165] write(3, "1000", 4 [pid 6164] <... openat resumed>) = 3 [pid 6165] <... write resumed>) = 4 [pid 6163] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6166] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6165] close(3 [pid 6164] write(3, "1000", 4 [pid 6166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6165] <... close resumed>) = 0 executing program [pid 6163] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6165] write(1, "executing program\n", 18 [pid 6164] <... write resumed>) = 4 [pid 6166] <... prctl resumed>) = 0 [pid 6165] <... write resumed>) = 18 [pid 6163] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6165] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6164] close(3 [pid 6162] <... write resumed>) = 31 [pid 6166] setpgid(0, 0 [pid 6165] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6164] <... close resumed>) = 0 [pid 6166] <... setpgid resumed>) = 0 [pid 6165] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6164] write(1, "executing program\n", 18 [pid 6163] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 6162] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6165] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6164] <... write resumed>) = 18 [pid 6163] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6162] <... openat resumed>) = 4 [pid 6166] <... openat resumed>) = 3 [pid 6163] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6165] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6164] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6165] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6164] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6163] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6162] exit_group(0 [pid 6166] write(3, "1000", 4) = 4 [pid 6166] close(3 [pid 6163] exit_group(0 [pid 6162] <... exit_group resumed>) = ? [pid 6166] <... close resumed>) = 0 [pid 6166] write(1, "executing program\n", 18 [pid 6164] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6165] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6166] <... write resumed>) = 18 [pid 6165] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6163] <... exit_group resumed>) = ? executing program [pid 6166] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6165] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6164] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6165] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6164] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6166] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6166] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6165] exit_group(0 [pid 6164] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6163] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6165] <... exit_group resumed>) = ? [pid 6166] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6166] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6165] +++ exited with 0 +++ [pid 6164] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6164] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6166] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6164] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6166] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6166] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6164] exit_group(0 [pid 6166] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6164] <... exit_group resumed>) = ? [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6166] exit_group(0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6166] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6164] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6166] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6162] +++ exited with 0 +++ [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6162, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6167 attached [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6167] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6167 [ 107.659099][ T6162] gadgetfs: bound to dummy_udc driver [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6168 attached [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6168 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6169 attached [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6169 ci2-upstream-fs/strace-static-x86_64: Process 6170 attached [pid 6169] set_robust_list(0x55556003c6e0, 24 [pid 6168] set_robust_list(0x55556003c6e0, 24 [pid 6167] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6169] <... set_robust_list resumed>) = 0 [pid 6168] <... set_robust_list resumed>) = 0 [pid 6167] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6169] rt_sigprocmask(SIG_SETMASK, [] [pid 6168] rt_sigprocmask(SIG_SETMASK, [] [pid 6167] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6170 [pid 6167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6169] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6168] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6167] <... prctl resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6171 attached [pid 6169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6167] setpgid(0, 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6170] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6170] <... set_robust_list resumed>) = 0 [pid 6171] set_robust_list(0x55556003c6e0, 24 [pid 6170] rt_sigprocmask(SIG_SETMASK, [] [pid 6169] <... prctl resumed>) = 0 [pid 6168] <... prctl resumed>) = 0 [pid 6167] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6171 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6171] <... set_robust_list resumed>) = 0 [pid 6170] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6169] setpgid(0, 0 [pid 6168] setpgid(0, 0 [pid 6167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6171] rt_sigprocmask(SIG_SETMASK, [] [pid 6170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6169] <... setpgid resumed>) = 0 [pid 6168] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6170] <... prctl resumed>) = 0 [pid 6170] setpgid(0, 0) = 0 [pid 6168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6171] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6170] <... openat resumed>) = 3 [pid 6167] <... openat resumed>) = 3 [pid 6168] <... openat resumed>) = 3 [pid 6170] write(3, "1000", 4 [pid 6171] <... prctl resumed>) = 0 [pid 6169] <... openat resumed>) = 3 [pid 6168] write(3, "1000", 4 [pid 6167] write(3, "1000", 4 [pid 6171] setpgid(0, 0) = 0 [pid 6171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6170] <... write resumed>) = 4 [pid 6169] write(3, "1000", 4 [pid 6168] <... write resumed>) = 4 [pid 6167] <... write resumed>) = 4 [pid 6170] close(3 [pid 6171] <... openat resumed>) = 3 [pid 6170] <... close resumed>) = 0 [pid 6169] <... write resumed>) = 4 [pid 6168] close(3 [pid 6167] close(3 [pid 6170] write(1, "executing program\n", 18 [pid 6169] close(3 [pid 6171] write(3, "1000", 4 [pid 6170] <... write resumed>) = 18 executing program [pid 6168] <... close resumed>) = 0 [pid 6167] <... close resumed>) = 0 [pid 6171] <... write resumed>) = 4 [pid 6170] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6169] <... close resumed>) = 0 [pid 6168] write(1, "executing program\n", 18 [pid 6167] write(1, "executing program\n", 18 [pid 6171] close(3 [pid 6169] write(1, "executing program\n", 18 [pid 6168] <... write resumed>) = 18 [pid 6167] <... write resumed>) = 18 executing program executing program executing program [pid 6171] <... close resumed>) = 0 [pid 6170] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6169] <... write resumed>) = 18 [pid 6168] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6171] write(1, "executing program\n", 18 executing program [pid 6170] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6167] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6171] <... write resumed>) = 18 [pid 6170] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6169] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6168] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6167] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6171] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6170] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6169] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6171] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6170] <... openat resumed>) = 3 [pid 6169] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6171] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6168] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6167] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6171] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6170] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6169] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6171] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6169] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6168] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6167] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6171] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6169] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6168] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6167] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6171] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6169] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6168] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6167] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6171] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6170] <... write resumed>) = 31 [pid 6169] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6168] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6167] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6168] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6171] <... openat resumed>) = 3 [pid 6170] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6169] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6167] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6171] exit_group(0 [pid 6168] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6171] <... exit_group resumed>) = ? [pid 6169] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6167] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6168] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6170] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6169] exit_group(0 [pid 6168] exit_group(0 [pid 6167] exit_group(0 [pid 6170] exit_group(0 [pid 6169] <... exit_group resumed>) = ? [pid 6168] <... exit_group resumed>) = ? [pid 6167] <... exit_group resumed>) = ? [pid 6170] <... exit_group resumed>) = ? [pid 6171] +++ exited with 0 +++ [pid 6170] +++ exited with 0 +++ [pid 6169] +++ exited with 0 +++ [pid 6168] +++ exited with 0 +++ [pid 6167] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6167, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6170, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6172 attached [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6173 attached [ 107.804389][ T6170] gadgetfs: bound to dummy_udc driver [pid 6172] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6174 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6172 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6173] set_robust_list(0x55556003c6e0, 24 [pid 6172] <... set_robust_list resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6173 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6172] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6174 ci2-upstream-fs/strace-static-x86_64: Process 6175 attached [pid 6174] set_robust_list(0x55556003c6e0, 24 [pid 6173] <... set_robust_list resumed>) = 0 [pid 6172] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6174] <... set_robust_list resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6175] set_robust_list(0x55556003c6e0, 24 [pid 6174] rt_sigprocmask(SIG_SETMASK, [] [pid 6173] rt_sigprocmask(SIG_SETMASK, [] [pid 6172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6175 [pid 6175] <... set_robust_list resumed>) = 0 [pid 6174] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6173] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6172] <... prctl resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6175] rt_sigprocmask(SIG_SETMASK, [] [pid 6174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6172] setpgid(0, 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6175] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6174] <... prctl resumed>) = 0 [pid 6173] <... prctl resumed>) = 0 [pid 6172] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6176 attached [pid 6175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6174] setpgid(0, 0 [pid 6173] setpgid(0, 0 [pid 6174] <... setpgid resumed>) = 0 [pid 6172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6176] set_robust_list(0x55556003c6e0, 24 [pid 6175] <... prctl resumed>) = 0 [pid 6174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6173] <... setpgid resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6176 [pid 6176] <... set_robust_list resumed>) = 0 [pid 6175] setpgid(0, 0 [pid 6174] <... openat resumed>) = 3 [pid 6172] <... openat resumed>) = 3 [pid 6175] <... setpgid resumed>) = 0 [pid 6173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6174] write(3, "1000", 4 [pid 6176] rt_sigprocmask(SIG_SETMASK, [] [pid 6175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6176] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6173] <... openat resumed>) = 3 [pid 6172] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6174] <... write resumed>) = 4 [pid 6174] close(3 [pid 6173] write(3, "1000", 4 [pid 6172] <... write resumed>) = 4 [pid 6175] <... openat resumed>) = 3 [pid 6174] <... close resumed>) = 0 [pid 6172] close(3 [pid 6176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6175] write(3, "1000", 4 [pid 6174] write(1, "executing program\n", 18 [pid 6173] <... write resumed>) = 4 [pid 6172] <... close resumed>) = 0 executing program [pid 6176] setpgid(0, 0 [pid 6174] <... write resumed>) = 18 [pid 6173] close(3 [pid 6172] write(1, "executing program\n", 18 [pid 6176] <... setpgid resumed>) = 0 [pid 6175] <... write resumed>) = 4 [pid 6175] close(3 [pid 6173] <... close resumed>) = 0 [pid 6176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6175] <... close resumed>) = 0 [pid 6175] write(1, "executing program\n", 18 [pid 6174] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6172] <... write resumed>) = 18 [pid 6175] <... write resumed>) = 18 [pid 6176] <... openat resumed>) = 3 [pid 6174] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program executing program [pid 6173] write(1, "executing program\n", 18 [pid 6172] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6176] write(3, "1000", 4 [pid 6175] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6174] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6176] <... write resumed>) = 4 [pid 6175] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6174] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6173] <... write resumed>) = 18 [pid 6172] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6176] close(3 [pid 6175] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6174] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6173] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6172] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6176] <... close resumed>) = 0 [pid 6175] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6176] write(1, "executing program\n", 18) = 18 executing program [pid 6176] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6175] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6174] <... openat resumed>) = 3 [pid 6173] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6172] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6175] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6176] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6176] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6174] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6173] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6175] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6172] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6176] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6175] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6176] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6175] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6173] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6172] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6176] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6175] <... openat resumed>) = 3 [pid 6173] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6172] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6173] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6172] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6176] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6175] exit_group(0 [pid 6173] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6172] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6176] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6176] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6175] <... exit_group resumed>) = ? [pid 6173] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6172] exit_group(0 [pid 6173] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6176] exit_group(0 [pid 6174] <... write resumed>) = 31 [pid 6173] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6172] <... exit_group resumed>) = ? [pid 6176] <... exit_group resumed>) = ? [pid 6175] +++ exited with 0 +++ [pid 6173] exit_group(0) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6176] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6174] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6172] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6174] <... openat resumed>) = 4 [pid 6173] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6174] exit_group(0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6173, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 6177 attached [pid 6174] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6177] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6177 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6178 attached [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6177] <... set_robust_list resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6178 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6177] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6178] set_robust_list(0x55556003c6e0, 24 [pid 6177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6179 attached [pid 6178] <... set_robust_list resumed>) = 0 [pid 6177] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6180 attached [pid 6178] rt_sigprocmask(SIG_SETMASK, [] [pid 6177] setpgid(0, 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6180 [ 107.967111][ T6174] gadgetfs: bound to dummy_udc driver [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6179 [pid 6180] set_robust_list(0x55556003c6e0, 24 [pid 6179] set_robust_list(0x55556003c6e0, 24 [pid 6177] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6178] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6180] <... set_robust_list resumed>) = 0 [pid 6179] <... set_robust_list resumed>) = 0 [pid 6178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6180] rt_sigprocmask(SIG_SETMASK, [] [pid 6179] rt_sigprocmask(SIG_SETMASK, [] [pid 6178] <... prctl resumed>) = 0 [pid 6177] <... openat resumed>) = 3 [pid 6180] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6179] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6178] setpgid(0, 0 [pid 6180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6178] <... setpgid resumed>) = 0 [pid 6177] write(3, "1000", 4 [pid 6174] +++ exited with 0 +++ [pid 6180] <... prctl resumed>) = 0 [pid 6180] setpgid(0, 0 [pid 6178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6177] <... write resumed>) = 4 [pid 6180] <... setpgid resumed>) = 0 [pid 6179] <... prctl resumed>) = 0 [pid 6178] <... openat resumed>) = 3 [pid 6177] close(3 [pid 6180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6179] setpgid(0, 0 [pid 6177] <... close resumed>) = 0 [pid 6180] <... openat resumed>) = 3 [pid 6179] <... setpgid resumed>) = 0 [pid 6177] write(1, "executing program\n", 18 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6174, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- executing program [pid 6179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6178] write(3, "1000", 4 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6180] write(3, "1000", 4 [pid 6179] <... openat resumed>) = 3 [pid 6178] <... write resumed>) = 4 [pid 6177] <... write resumed>) = 18 [pid 6180] <... write resumed>) = 4 [pid 6179] write(3, "1000", 4 [pid 6178] close(3 [pid 6177] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6180] close(3 [pid 6179] <... write resumed>) = 4 [pid 6178] <... close resumed>) = 0 [pid 6177] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6180] <... close resumed>) = 0 [pid 6179] close(3 [pid 6178] write(1, "executing program\n", 18 executing program [pid 6177] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 6180] write(1, "executing program\n", 18 [pid 6179] <... close resumed>) = 0 [pid 6178] <... write resumed>) = 18 [pid 6177] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6180] <... write resumed>) = 18 executing program [pid 6179] write(1, "executing program\n", 18 [pid 6180] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6179] <... write resumed>) = 18 [pid 6180] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6179] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6178] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6177] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6179] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6178] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6180] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6177] <... openat resumed>) = 3 [pid 6180] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6179] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6178] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6180] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6177] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 6181 attached [pid 6179] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6178] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6181 [pid 6181] set_robust_list(0x55556003c6e0, 24 [pid 6180] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6179] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6178] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6180] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6181] <... set_robust_list resumed>) = 0 [pid 6180] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6179] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6181] rt_sigprocmask(SIG_SETMASK, [] [pid 6179] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6178] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6181] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6180] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6179] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6178] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6179] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6178] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6181] <... prctl resumed>) = 0 [pid 6180] <... openat resumed>) = 3 [pid 6179] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6178] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6181] setpgid(0, 0 [pid 6180] exit_group(0 [pid 6179] exit_group(0 [pid 6178] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6181] <... setpgid resumed>) = 0 [pid 6180] <... exit_group resumed>) = ? [pid 6179] <... exit_group resumed>) = ? [pid 6178] exit_group(0 [pid 6181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6178] <... exit_group resumed>) = ? [pid 6181] write(3, "1000", 4) = 4 [pid 6181] close(3) = 0 executing program [pid 6181] write(1, "executing program\n", 18) = 18 [pid 6180] +++ exited with 0 +++ [pid 6179] +++ exited with 0 +++ [pid 6178] +++ exited with 0 +++ [pid 6177] <... write resumed>) = 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6181] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6177] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6181] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6177] <... openat resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6181] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6181] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6177] exit_group(0 [pid 6181] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6177] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6181] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6181] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6181] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6182 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6182 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6183 attached [pid 6182] set_robust_list(0x55556003c6e0, 24 [pid 6181] exit_group(0 [pid 6183] set_robust_list(0x55556003c6e0, 24 [pid 6182] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6184 attached [pid 6183] <... set_robust_list resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6183 [pid 6184] set_robust_list(0x55556003c6e0, 24 [pid 6183] rt_sigprocmask(SIG_SETMASK, [] [pid 6182] rt_sigprocmask(SIG_SETMASK, [] [pid 6181] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6184 [ 108.118026][ T6177] gadgetfs: bound to dummy_udc driver [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6184] <... set_robust_list resumed>) = 0 [pid 6183] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6182] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6184] rt_sigprocmask(SIG_SETMASK, [] [pid 6183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6184] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6183] <... prctl resumed>) = 0 [pid 6182] <... prctl resumed>) = 0 [pid 6183] setpgid(0, 0) = 0 [pid 6184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6182] setpgid(0, 0 [pid 6184] <... prctl resumed>) = 0 [pid 6183] <... openat resumed>) = 3 [pid 6182] <... setpgid resumed>) = 0 [pid 6184] setpgid(0, 0 [pid 6183] write(3, "1000", 4 [pid 6184] <... setpgid resumed>) = 0 [pid 6183] <... write resumed>) = 4 [pid 6182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6183] close(3 [pid 6181] +++ exited with 0 +++ [pid 6182] <... openat resumed>) = 3 [pid 6184] <... openat resumed>) = 3 [pid 6183] <... close resumed>) = 0 [pid 6182] write(3, "1000", 4 [pid 6177] +++ exited with 0 +++ [pid 6184] write(3, "1000", 4 [pid 6183] write(1, "executing program\n", 18 [pid 6182] <... write resumed>) = 4 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6177, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6184] <... write resumed>) = 4 executing program [pid 6183] <... write resumed>) = 18 [pid 6182] close(3 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6184] close(3 [pid 6183] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6182] <... close resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6184] <... close resumed>) = 0 [pid 6183] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6182] write(1, "executing program\n", 18 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6184] write(1, "executing program\n", 18 [pid 6182] <... write resumed>) = 18 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 executing program executing program [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6184] <... write resumed>) = 18 [pid 6183] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6182] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6184] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6182] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6184] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6182] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6184] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6183] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6182] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6185 attached [pid 6185] set_robust_list(0x55556003c6e0, 24 [pid 6184] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6183] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6182] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6185 ci2-upstream-fs/strace-static-x86_64: Process 6186 attached [pid 6185] <... set_robust_list resumed>) = 0 [pid 6182] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6186] set_robust_list(0x55556003c6e0, 24 [pid 6185] rt_sigprocmask(SIG_SETMASK, [] [pid 6184] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6182] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6186] <... set_robust_list resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6186 [pid 6186] rt_sigprocmask(SIG_SETMASK, [] [pid 6185] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6184] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6182] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6186] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6184] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6182] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6185] <... prctl resumed>) = 0 [pid 6184] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6183] <... openat resumed>) = 3 [pid 6182] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6186] <... prctl resumed>) = 0 [pid 6185] setpgid(0, 0 [pid 6184] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6182] exit_group(0 [pid 6183] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6186] setpgid(0, 0 [pid 6185] <... setpgid resumed>) = 0 [pid 6186] <... setpgid resumed>) = 0 [pid 6185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6184] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6182] <... exit_group resumed>) = ? [pid 6186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6185] <... openat resumed>) = 3 [pid 6186] <... openat resumed>) = 3 [pid 6185] write(3, "1000", 4 [pid 6184] exit_group(0 [pid 6186] write(3, "1000", 4 [pid 6185] <... write resumed>) = 4 [pid 6184] <... exit_group resumed>) = ? [pid 6182] +++ exited with 0 +++ [pid 6186] <... write resumed>) = 4 [pid 6185] close(3 [pid 6186] close(3 [pid 6185] <... close resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6186] <... close resumed>) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6186] write(1, "executing program\n", 18 executing program executing program [pid 6185] write(1, "executing program\n", 18 [pid 5612] <... restart_syscall resumed>) = 0 [pid 6186] <... write resumed>) = 18 [pid 6185] <... write resumed>) = 18 [pid 6184] +++ exited with 0 +++ [pid 6186] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6185] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6183] <... write resumed>) = 31 [pid 6186] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6185] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6186] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6185] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6186] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6185] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6183] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6186] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6185] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6183] <... openat resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6186] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6185] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6183] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 6187 attached [pid 6186] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6185] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6183] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6187] set_robust_list(0x55556003c6e0, 24 [pid 6186] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6185] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6186] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6185] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6187 [pid 6187] <... set_robust_list resumed>) = 0 [pid 6186] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6185] <... openat resumed>) = 3 [pid 6187] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6187] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6186] exit_group(0 [pid 6185] exit_group(0) = ? [pid 6187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 108.260265][ T6183] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6188 attached [pid 6187] <... prctl resumed>) = 0 [pid 6186] <... exit_group resumed>) = ? [pid 6187] setpgid(0, 0 [pid 6188] set_robust_list(0x55556003c6e0, 24 [pid 6187] <... setpgid resumed>) = 0 [pid 6188] <... set_robust_list resumed>) = 0 [pid 6188] rt_sigprocmask(SIG_SETMASK, [] [pid 6187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6185] +++ exited with 0 +++ [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6188 [pid 6188] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6187] <... openat resumed>) = 3 [pid 6186] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6188] <... prctl resumed>) = 0 [pid 6187] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6188] setpgid(0, 0) = 0 [pid 6188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6187] <... write resumed>) = 4 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6187] close(3 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6187] <... close resumed>) = 0 [pid 6188] <... openat resumed>) = 3 [pid 6187] write(1, "executing program\n", 18 [pid 6188] write(3, "1000", 4 [pid 6187] <... write resumed>) = 18 executing program [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6188] <... write resumed>) = 4 [pid 6187] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6188] close(3 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6188] <... close resumed>) = 0 [pid 6187] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6183] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6188] write(1, "executing program\n", 18 executing program [pid 6187] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6188] <... write resumed>) = 18 [pid 6187] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6183, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6188] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6187] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6189 attached [pid 6188] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6187] <... openat resumed>) = 3 [pid 6189] set_robust_list(0x55556003c6e0, 24 [pid 6188] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6189 ci2-upstream-fs/strace-static-x86_64: Process 6190 attached [pid 6189] <... set_robust_list resumed>) = 0 [pid 6188] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6187] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6190] set_robust_list(0x55556003c6e0, 24 [pid 6189] rt_sigprocmask(SIG_SETMASK, [] [pid 6188] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6190] <... set_robust_list resumed>) = 0 [pid 6189] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6188] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6190 [pid 6190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6188] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6189] <... prctl resumed>) = 0 [pid 6188] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6190] <... prctl resumed>) = 0 [pid 6189] setpgid(0, 0 [pid 6188] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6189] <... setpgid resumed>) = 0 [pid 6189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6190] setpgid(0, 0 [pid 6188] <... openat resumed>) = 3 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6190] <... setpgid resumed>) = 0 [pid 6189] <... openat resumed>) = 3 [pid 6188] exit_group(0 [pid 6187] <... write resumed>) = 31 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6189] write(3, "1000", 4 [pid 6188] <... exit_group resumed>) = ? [pid 6187] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6190] <... openat resumed>) = 3 [pid 6189] <... write resumed>) = 4 [pid 6189] close(3 [pid 6187] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6189] <... close resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6191 attached executing program [pid 6189] write(1, "executing program\n", 18 [pid 6187] exit_group(0 [pid 6191] set_robust_list(0x55556003c6e0, 24 [pid 6190] write(3, "1000", 4 [pid 6189] <... write resumed>) = 18 [pid 6188] +++ exited with 0 +++ [pid 6187] <... exit_group resumed>) = ? [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6191 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6191] <... set_robust_list resumed>) = 0 [pid 6190] <... write resumed>) = 4 [pid 6189] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6191] rt_sigprocmask(SIG_SETMASK, [] [pid 6190] close(3 [pid 6189] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6191] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6190] <... close resumed>) = 0 [pid 6189] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6189] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6190] write(1, "executing program\n", 18) = 18 [pid 6189] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6191] <... prctl resumed>) = 0 [pid 6191] setpgid(0, 0 [pid 6190] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6189] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6191] <... setpgid resumed>) = 0 [pid 6190] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6190] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6189] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6191] <... openat resumed>) = 3 [pid 6190] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6189] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6191] write(3, "1000", 4) = 4 [pid 6191] close(3 [pid 6189] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6191] <... close resumed>) = 0 [pid 6190] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6189] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6191] write(1, "executing program\n", 18 [pid 6189] exit_group(0 [pid 6191] <... write resumed>) = 18 [pid 6189] <... exit_group resumed>) = ? [pid 6191] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) executing program [pid 6191] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 6192 attached ) = -1 EBUSY (Device or resource busy) [pid 6190] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6189] +++ exited with 0 +++ [ 108.400245][ T6187] gadgetfs: bound to dummy_udc driver [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6192 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6189, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6192] set_robust_list(0x55556003c6e0, 24 [pid 6191] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6190] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6187] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6187, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6192] <... set_robust_list resumed>) = 0 [pid 6191] <... openat resumed>) = 3 [pid 6190] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6192] rt_sigprocmask(SIG_SETMASK, [] [pid 6190] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6192] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6190] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6192] <... prctl resumed>) = 0 [pid 6191] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6190] exit_group(0 [pid 6192] setpgid(0, 0 [pid 6190] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6192] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6192] <... openat resumed>) = 3 [pid 6190] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6190, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6193 attached [pid 6192] write(3, "1000", 4 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6192] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6193 [pid 6192] close(3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6192] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6194 attached [pid 6193] set_robust_list(0x55556003c6e0, 24 executing program [pid 6192] write(1, "executing program\n", 18 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6193] <... set_robust_list resumed>) = 0 [pid 6192] <... write resumed>) = 18 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6194 [pid 6194] set_robust_list(0x55556003c6e0, 24 [pid 6193] rt_sigprocmask(SIG_SETMASK, [] [pid 6192] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6194] <... set_robust_list resumed>) = 0 [pid 6193] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6192] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6191] <... write resumed>) = 31 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6194] rt_sigprocmask(SIG_SETMASK, [] [pid 6193] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6192] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6191] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6194] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6193] <... prctl resumed>) = 0 [pid 6192] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6191] <... openat resumed>) = 4 [pid 6194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6193] setpgid(0, 0 [pid 6192] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6191] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 6195 attached [pid 6194] <... prctl resumed>) = 0 [pid 6193] <... setpgid resumed>) = 0 [pid 6192] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6191] <... exit_group resumed>) = ? [pid 6195] set_robust_list(0x55556003c6e0, 24 [pid 6194] setpgid(0, 0 [pid 6193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6192] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6195 [pid 6192] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6195] <... set_robust_list resumed>) = 0 [pid 6194] <... setpgid resumed>) = 0 [pid 6193] <... openat resumed>) = 3 [pid 6192] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6195] rt_sigprocmask(SIG_SETMASK, [] [pid 6194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6193] write(3, "1000", 4 [pid 6192] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6195] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6194] <... openat resumed>) = 3 [pid 6195] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6193] <... write resumed>) = 4 [pid 6192] exit_group(0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6195] <... prctl resumed>) = 0 [pid 6194] write(3, "1000", 4 [pid 6193] close(3 [pid 6192] <... exit_group resumed>) = ? [pid 6195] setpgid(0, 0 [pid 6193] <... close resumed>) = 0 [pid 6195] <... setpgid resumed>) = 0 [pid 6194] <... write resumed>) = 4 executing program [pid 6193] write(1, "executing program\n", 18 [pid 6195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6194] close(3 [pid 6193] <... write resumed>) = 18 [pid 6193] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6194] <... close resumed>) = 0 [pid 6194] write(1, "executing program\n", 18 [pid 6193] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6195] <... openat resumed>) = 3 [pid 6191] +++ exited with 0 +++ [pid 6193] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6192] +++ exited with 0 +++ executing program [pid 6195] write(3, "1000", 4 [pid 6194] <... write resumed>) = 18 [pid 6193] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6191, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6194] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6193] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6195] <... write resumed>) = 4 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6195] close(3 [pid 6194] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6193] <... openat resumed>) = 3 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6195] <... close resumed>) = 0 [pid 6194] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... restart_syscall resumed>) = 0 [ 108.503748][ T6191] gadgetfs: bound to dummy_udc driver [pid 6195] write(1, "executing program\n", 18 [pid 6194] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6195] <... write resumed>) = 18 [pid 6193] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6195] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6194] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6195] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6194] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6195] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6194] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6193] <... write resumed>) = 31 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6195] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6194] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6193] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6195] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6194] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6195] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6194] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6193] <... openat resumed>) = 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6196 [pid 5610] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6196 attached , NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6197 attached [pid 6194] exit_group(0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6197 [pid 6193] exit_group(0 [pid 6197] set_robust_list(0x55556003c6e0, 24 [pid 6196] set_robust_list(0x55556003c6e0, 24 [pid 6195] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6194] <... exit_group resumed>) = ? [pid 6193] <... exit_group resumed>) = ? [pid 6197] <... set_robust_list resumed>) = 0 [pid 6196] <... set_robust_list resumed>) = 0 [pid 6195] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6197] rt_sigprocmask(SIG_SETMASK, [] [pid 6196] rt_sigprocmask(SIG_SETMASK, [] [pid 6194] +++ exited with 0 +++ [pid 6193] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6197] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6196] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6195] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6193, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6194, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6195] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6196] <... prctl resumed>) = 0 [pid 6197] <... prctl resumed>) = 0 [pid 6195] exit_group(0 [pid 6197] setpgid(0, 0 [pid 6196] setpgid(0, 0 [pid 6195] <... exit_group resumed>) = ? [pid 6197] <... setpgid resumed>) = 0 [pid 6196] <... setpgid resumed>) = 0 [pid 6196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6196] <... openat resumed>) = 3 [pid 6197] write(3, "1000", 4 [pid 6196] write(3, "1000", 4 [pid 6195] +++ exited with 0 +++ [pid 6197] <... write resumed>) = 4 [pid 6196] <... write resumed>) = 4 [pid 6197] close(3 [pid 6196] close(3 [pid 6197] <... close resumed>) = 0 [pid 6196] <... close resumed>) = 0 executing program [pid 6197] write(1, "executing program\n", 18 [pid 6196] write(1, "executing program\n", 18 [pid 6197] <... write resumed>) = 18 executing program [pid 6196] <... write resumed>) = 18 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 108.582877][ T6193] gadgetfs: bound to dummy_udc driver [pid 6197] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6196] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6197] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6196] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6197] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6197] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6196] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6196] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6197] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6196] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6198 attached , [], 8) = 0 [pid 6198] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6198 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6198] <... set_robust_list resumed>) = 0 [pid 6196] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6198] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6198] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6197] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6197] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6196] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6197] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6198] <... prctl resumed>) = 0 [pid 6197] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6198] setpgid(0, 0) = 0 [pid 6197] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6200 attached ci2-upstream-fs/strace-static-x86_64: Process 6199 attached [pid 6197] exit_group(0 [pid 6196] <... write resumed>) = 31 [pid 6200] set_robust_list(0x55556003c6e0, 24 [pid 6199] set_robust_list(0x55556003c6e0, 24 [pid 6198] write(3, "1000", 4 [pid 6197] <... exit_group resumed>) = ? [pid 6198] <... write resumed>) = 4 [pid 6196] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6200 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6199 [pid 6200] <... set_robust_list resumed>) = 0 [pid 6199] <... set_robust_list resumed>) = 0 [pid 6200] rt_sigprocmask(SIG_SETMASK, [] [pid 6199] rt_sigprocmask(SIG_SETMASK, [] [pid 6198] close(3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6200] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6199] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6198] <... close resumed>) = 0 [pid 6196] <... openat resumed>) = 4 [pid 6197] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6198] write(1, "executing program\n", 18 [pid 6196] exit_group(0 [pid 6200] <... prctl resumed>) = 0 executing program [pid 6199] <... prctl resumed>) = 0 [pid 6198] <... write resumed>) = 18 [pid 6196] <... exit_group resumed>) = ? [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6200] setpgid(0, 0 [pid 6199] setpgid(0, 0 [pid 6198] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6200] <... setpgid resumed>) = 0 [pid 6199] <... setpgid resumed>) = 0 [pid 6199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6198] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6199] <... openat resumed>) = 3 [pid 6198] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6200] <... openat resumed>) = 3 [pid 6198] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6200] write(3, "1000", 4 [pid 6199] write(3, "1000", 4 [pid 6196] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 6200] <... write resumed>) = 4 [pid 6199] <... write resumed>) = 4 [pid 6198] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6198] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6199] close(3 [pid 6200] close(3 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6200] <... close resumed>) = 0 [pid 6199] <... close resumed>) = 0 [pid 6198] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6200] write(1, "executing program\n", 18 [pid 6199] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6200] <... write resumed>) = 18 [pid 6199] <... write resumed>) = 18 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program executing program [ 108.662496][ T6196] gadgetfs: bound to dummy_udc driver [pid 6200] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6201 ci2-upstream-fs/strace-static-x86_64: Process 6202 attached ci2-upstream-fs/strace-static-x86_64: Process 6201 attached [pid 6200] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6199] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6198] <... write resumed>) = 31 [pid 6201] set_robust_list(0x55556003c6e0, 24 [pid 6199] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6202] set_robust_list(0x55556003c6e0, 24 [pid 6201] <... set_robust_list resumed>) = 0 [pid 6200] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6199] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6198] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6202 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6202] <... set_robust_list resumed>) = 0 [pid 6201] rt_sigprocmask(SIG_SETMASK, [] [pid 6200] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6199] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6198] <... openat resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6202] rt_sigprocmask(SIG_SETMASK, [] [pid 6201] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6200] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6199] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6198] exit_group(0 [pid 6202] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6200] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6199] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6198] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6201] <... prctl resumed>) = 0 [pid 6200] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6199] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6202] <... prctl resumed>) = 0 [pid 6201] setpgid(0, 0 [pid 6200] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] setpgid(0, 0 [pid 6201] <... setpgid resumed>) = 0 [pid 6200] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6199] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6202] <... setpgid resumed>) = 0 [pid 6199] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6200] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6199] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6199] exit_group(0 [pid 6202] <... openat resumed>) = 3 [pid 6201] write(3, "1000", 4 [pid 6200] exit_group(0 [pid 6202] write(3, "1000", 4 [pid 6201] <... write resumed>) = 4 [pid 6200] <... exit_group resumed>) = ? [pid 6199] <... exit_group resumed>) = ? [pid 6202] <... write resumed>) = 4 [pid 6201] close(3 [pid 6202] close(3 [pid 6201] <... close resumed>) = 0 [pid 6202] <... close resumed>) = 0 executing program [pid 6201] write(1, "executing program\n", 18 [pid 6202] write(1, "executing program\n", 18 [pid 6201] <... write resumed>) = 18 executing program [pid 6202] <... write resumed>) = 18 [pid 6202] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6201] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6200] +++ exited with 0 +++ [pid 6202] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6202] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6201] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6199] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6200, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6202] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6201] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6198] +++ exited with 0 +++ [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6201] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6202] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6201] <... openat resumed>) = 3 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6202] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6201] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6202] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6202] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] <... restart_syscall resumed>) = 0 [ 108.712047][ T6198] gadgetfs: bound to dummy_udc driver [pid 6202] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6202] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6202] exit_group(0 [pid 6201] <... write resumed>) = 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6202] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6203 attached [pid 6201] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6201] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6203 [pid 6203] set_robust_list(0x55556003c6e0, 24 [pid 6201] exit_group(0 [pid 6203] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6204 attached [pid 6203] rt_sigprocmask(SIG_SETMASK, [] [pid 6202] +++ exited with 0 +++ [pid 6201] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6205 attached [pid 6204] set_robust_list(0x55556003c6e0, 24 [pid 6203] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6204 [pid 6205] set_robust_list(0x55556003c6e0, 24 [pid 6204] <... set_robust_list resumed>) = 0 [pid 6203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6205] <... set_robust_list resumed>) = 0 [pid 6204] rt_sigprocmask(SIG_SETMASK, [] [pid 6203] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6205 [pid 6204] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6203] setpgid(0, 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6205] rt_sigprocmask(SIG_SETMASK, [] [pid 6204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6203] <... setpgid resumed>) = 0 [pid 6205] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6204] <... prctl resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6204] setpgid(0, 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6205] <... prctl resumed>) = 0 [pid 6204] <... setpgid resumed>) = 0 [pid 6203] <... openat resumed>) = 3 [pid 6205] setpgid(0, 0 [pid 6204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6201] +++ exited with 0 +++ [pid 6205] <... setpgid resumed>) = 0 [pid 6204] <... openat resumed>) = 3 [pid 6203] write(3, "1000", 4 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6201, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6203] <... write resumed>) = 4 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6204] write(3, "1000", 4 [pid 6203] close(3 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6205] <... openat resumed>) = 3 [pid 6204] <... write resumed>) = 4 [pid 6203] <... close resumed>) = 0 [pid 6203] write(1, "executing program\n", 18) = 18 executing program [pid 6203] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 6206 attached [pid 6205] write(3, "1000", 4 [pid 6204] close(3 [pid 6205] <... write resumed>) = 4 [pid 6204] <... close resumed>) = 0 [ 108.777892][ T6201] gadgetfs: bound to dummy_udc driver [pid 6205] close(3 [pid 6206] set_robust_list(0x55556003c6e0, 24 [pid 6204] write(1, "executing program\n", 18 executing program [pid 6203] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6206 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6205] <... close resumed>) = 0 [pid 6204] <... write resumed>) = 18 executing program [pid 6205] write(1, "executing program\n", 18 [pid 6206] <... set_robust_list resumed>) = 0 [pid 6205] <... write resumed>) = 18 [pid 6204] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6203] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6206] rt_sigprocmask(SIG_SETMASK, [] [pid 6205] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6204] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6203] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6206] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6205] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6204] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6203] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6207 attached [pid 6206] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6205] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6203] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6204] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6207] set_robust_list(0x55556003c6e0, 24 [pid 6206] <... prctl resumed>) = 0 [pid 6205] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6207 [pid 6207] <... set_robust_list resumed>) = 0 [pid 6206] setpgid(0, 0 [pid 6205] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6204] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6207] rt_sigprocmask(SIG_SETMASK, [] [pid 6206] <... setpgid resumed>) = 0 [pid 6205] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6204] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6203] <... write resumed>) = 31 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6207] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6205] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6204] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6207] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6206] <... openat resumed>) = 3 [pid 6205] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6204] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6203] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6207] <... prctl resumed>) = 0 [pid 6206] write(3, "1000", 4 [pid 6205] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6204] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6207] setpgid(0, 0 [pid 6206] <... write resumed>) = 4 [pid 6205] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6204] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6203] <... openat resumed>) = 4 [pid 6207] <... setpgid resumed>) = 0 [pid 6206] close(3 [pid 6207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6206] <... close resumed>) = 0 [pid 6205] exit_group(0 [pid 6204] exit_group(0 [pid 6203] exit_group(0 [pid 6207] <... openat resumed>) = 3 [pid 6206] write(1, "executing program\n", 18 [pid 6204] <... exit_group resumed>) = ? [pid 6207] write(3, "1000", 4 [pid 6206] <... write resumed>) = 18 [pid 6205] <... exit_group resumed>) = ? [pid 6203] <... exit_group resumed>) = ? executing program [pid 6207] <... write resumed>) = 4 [pid 6206] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6207] close(3 [pid 6206] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6207] <... close resumed>) = 0 [pid 6206] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6207] write(1, "executing program\n", 18 [pid 6206] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6205] +++ exited with 0 +++ [pid 6204] +++ exited with 0 +++ [pid 6207] <... write resumed>) = 18 [pid 6206] <... openat resumed>) = 3 [pid 6203] +++ exited with 0 +++ [pid 6207] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6206] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6207] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6205, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6207] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... restart_syscall resumed>) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6207] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 6207] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6207] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 108.860698][ T6203] gadgetfs: bound to dummy_udc driver [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6207] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6208 attached [pid 6207] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6206] <... write resumed>) = 31 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6207] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6208] set_robust_list(0x55556003c6e0, 24 [pid 6207] <... openat resumed>) = 3 [pid 6206] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6208 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6209 attached [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6208] <... set_robust_list resumed>) = 0 [pid 6207] exit_group(0 [pid 6206] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6209 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6209] set_robust_list(0x55556003c6e0, 24 [pid 6208] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6210 attached [pid 6209] <... set_robust_list resumed>) = 0 [pid 6208] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6207] <... exit_group resumed>) = ? [pid 6206] exit_group(0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6210] set_robust_list(0x55556003c6e0, 24 [pid 6209] rt_sigprocmask(SIG_SETMASK, [] [pid 6208] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6207] +++ exited with 0 +++ [pid 6206] <... exit_group resumed>) = ? [pid 6210] <... set_robust_list resumed>) = 0 [pid 6209] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6208] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6210 [pid 6210] rt_sigprocmask(SIG_SETMASK, [] [pid 6209] prctl(PR_SET_PDEATHSIG, SIGKILL [ 108.909480][ T6206] gadgetfs: bound to dummy_udc driver [pid 6208] setpgid(0, 0) = 0 [pid 6210] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6209] <... prctl resumed>) = 0 [pid 6206] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6210] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6209] setpgid(0, 0 [pid 6208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6206, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6210] <... prctl resumed>) = 0 [pid 6209] <... setpgid resumed>) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6210] setpgid(0, 0 [pid 6209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6208] <... openat resumed>) = 3 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6210] <... setpgid resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6209] <... openat resumed>) = 3 [pid 6208] write(3, "1000", 4) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6211 attached [pid 6210] <... openat resumed>) = 3 [pid 6209] write(3, "1000", 4 [pid 6208] close(3 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6211] set_robust_list(0x55556003c6e0, 24 [pid 6208] <... close resumed>) = 0 [pid 6209] <... write resumed>) = 4 [pid 6211] <... set_robust_list resumed>) = 0 [pid 6210] write(3, "1000", 4 [pid 6209] close(3 [pid 6208] write(1, "executing program\n", 18 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6211 [pid 6211] rt_sigprocmask(SIG_SETMASK, [] [pid 6210] <... write resumed>) = 4 [pid 6209] <... close resumed>) = 0 executing program [pid 6211] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6208] <... write resumed>) = 18 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6210] close(3 [pid 6209] write(1, "executing program\n", 18 [pid 6210] <... close resumed>) = 0 [pid 6210] write(1, "executing program\n", 18 [pid 6209] <... write resumed>) = 18 executing program executing program [pid 6211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6210] <... write resumed>) = 18 [pid 6209] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6208] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6211] <... prctl resumed>) = 0 [pid 6210] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6208] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6211] setpgid(0, 0 [pid 6208] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 6212 attached [pid 6211] <... setpgid resumed>) = 0 [pid 6210] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6209] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6212] set_robust_list(0x55556003c6e0, 24 [pid 6211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6210] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6208] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6209] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6212] <... set_robust_list resumed>) = 0 [pid 6211] <... openat resumed>) = 3 [pid 6210] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6212 [pid 6212] rt_sigprocmask(SIG_SETMASK, [] [pid 6209] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6212] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6211] write(3, "1000", 4 [pid 6210] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6209] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6208] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6211] <... write resumed>) = 4 [pid 6210] <... openat resumed>) = 3 [pid 6208] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6212] <... prctl resumed>) = 0 [pid 6211] close(3 [pid 6209] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6212] setpgid(0, 0) = 0 [pid 6211] <... close resumed>) = 0 [pid 6210] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6211] write(1, "executing program\n", 18 [pid 6208] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6211] <... write resumed>) = 18 [pid 6209] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6208] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6211] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6209] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6208] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6212] <... openat resumed>) = 3 [pid 6211] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6209] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6208] <... openat resumed>) = 3 [pid 6212] write(3, "1000", 4 [pid 6211] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6209] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6208] exit_group(0 [pid 6212] <... write resumed>) = 4 [pid 6211] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6210] <... write resumed>) = 31 [pid 6209] exit_group(0 [pid 6212] close(3 [pid 6210] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6212] <... close resumed>) = 0 [pid 6210] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6212] write(1, "executing program\n", 18) = 18 [pid 6210] exit_group(0 [pid 6208] <... exit_group resumed>) = ? [pid 6209] <... exit_group resumed>) = ? [pid 6211] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6212] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6211] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6210] <... exit_group resumed>) = ? [pid 6212] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6211] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6209] +++ exited with 0 +++ [pid 6208] +++ exited with 0 +++ [pid 6212] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6211] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6211] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6212] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6211] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6212] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6211] exit_group(0 [pid 6212] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6212] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6211] <... exit_group resumed>) = ? [pid 6212] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6210] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... restart_syscall resumed>) = 0 [pid 6212] exit_group(0 [pid 6211] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6210, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6212] <... exit_group resumed>) = ? [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6213 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6213 [pid 6213] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6213] <... set_robust_list resumed>) = 0 [pid 6212] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... restart_syscall resumed>) = 0 [pid 6213] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6213] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 109.014317][ T6210] gadgetfs: bound to dummy_udc driver [pid 6213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6215 attached ci2-upstream-fs/strace-static-x86_64: Process 6214 attached [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6215] set_robust_list(0x55556003c6e0, 24 [pid 6214] set_robust_list(0x55556003c6e0, 24 [pid 6213] setpgid(0, 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6215 [pid 6215] <... set_robust_list resumed>) = 0 [pid 6214] <... set_robust_list resumed>) = 0 [pid 6213] <... setpgid resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6214 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6215] rt_sigprocmask(SIG_SETMASK, [] [pid 6214] rt_sigprocmask(SIG_SETMASK, [] [pid 6213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6215] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6214] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6213] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6216 attached [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6215] <... prctl resumed>) = 0 [pid 6214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6216] set_robust_list(0x55556003c6e0, 24 [pid 6215] setpgid(0, 0 [pid 6214] <... prctl resumed>) = 0 [pid 6213] write(3, "1000", 4 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6216 [pid 6216] <... set_robust_list resumed>) = 0 [pid 6215] <... setpgid resumed>) = 0 [pid 6214] setpgid(0, 0 [pid 6213] <... write resumed>) = 4 [pid 6216] rt_sigprocmask(SIG_SETMASK, [] [pid 6214] <... setpgid resumed>) = 0 [pid 6213] close(3 [pid 6214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6213] <... close resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6213] write(1, "executing program\n", 18 [pid 6215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6216] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6213] <... write resumed>) = 18 [pid 6216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6215] <... openat resumed>) = 3 [pid 6214] <... openat resumed>) = 3 [pid 6213] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6216] <... prctl resumed>) = 0 [pid 6216] setpgid(0, 0 [pid 6215] write(3, "1000", 4 [pid 6214] write(3, "1000", 4 [pid 6213] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 6217 attached [pid 6216] <... setpgid resumed>) = 0 [pid 6216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6215] <... write resumed>) = 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6217 [pid 6217] set_robust_list(0x55556003c6e0, 24 [pid 6216] <... openat resumed>) = 3 [pid 6215] close(3 [pid 6214] <... write resumed>) = 4 [pid 6213] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6217] <... set_robust_list resumed>) = 0 [pid 6215] <... close resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6215] write(1, "executing program\n", 18) = 18 executing program [pid 6217] rt_sigprocmask(SIG_SETMASK, [] [pid 6216] write(3, "1000", 4 [pid 6215] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6214] close(3 [pid 6213] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6217] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6216] <... write resumed>) = 4 [pid 6214] <... close resumed>) = 0 [pid 6213] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6216] close(3 executing program [pid 6214] write(1, "executing program\n", 18 [pid 6216] <... close resumed>) = 0 [pid 6217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6215] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6214] <... write resumed>) = 18 [pid 6216] write(1, "executing program\n", 18 [pid 6213] <... openat resumed>) = 3 [pid 6217] <... prctl resumed>) = 0 [pid 6215] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6214] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6215] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6215] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6217] setpgid(0, 0 [pid 6216] <... write resumed>) = 18 [pid 6215] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6214] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6213] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6217] <... setpgid resumed>) = 0 [pid 6216] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6215] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6214] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6215] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6215] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6214] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6216] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6215] exit_group(0 [pid 6214] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6213] <... write resumed>) = 31 [pid 6216] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6217] <... openat resumed>) = 3 [pid 6216] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6214] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6213] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6217] write(3, "1000", 4) = 4 [pid 6215] <... exit_group resumed>) = ? [pid 6214] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6213] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6217] close(3 [pid 6216] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6214] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6217] <... close resumed>) = 0 [pid 6216] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6214] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6213] exit_group(0 [pid 6217] write(1, "executing program\n", 18 [pid 6216] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6214] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6217] <... write resumed>) = 18 [pid 6213] <... exit_group resumed>) = ? [pid 6217] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6216] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6215] +++ exited with 0 +++ [pid 6214] exit_group(0 executing program [pid 6216] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6217] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6216] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6217] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6216] exit_group(0 [pid 6214] <... exit_group resumed>) = ? [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6217] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6216] <... exit_group resumed>) = ? [pid 5604] <... restart_syscall resumed>) = 0 [pid 6217] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6217] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6216] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6217] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6217] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6217] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6214] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6217] exit_group(0) = ? ci2-upstream-fs/strace-static-x86_64: Process 6218 attached [pid 5605] <... restart_syscall resumed>) = 0 [pid 6213] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [pid 6218] set_robust_list(0x55556003c6e0, 24 [pid 6217] +++ exited with 0 +++ [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6218 [pid 6218] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6213, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6218] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6218] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6221 attached ci2-upstream-fs/strace-static-x86_64: Process 6220 attached ci2-upstream-fs/strace-static-x86_64: Process 6219 attached [ 109.132902][ T6213] gadgetfs: bound to dummy_udc driver [pid 6221] set_robust_list(0x55556003c6e0, 24 [pid 6220] set_robust_list(0x55556003c6e0, 24 [pid 6218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6221] <... set_robust_list resumed>) = 0 [pid 6220] <... set_robust_list resumed>) = 0 [pid 6219] set_robust_list(0x55556003c6e0, 24 [pid 6218] <... prctl resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6220 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6221 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6219 [pid 6221] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6220] rt_sigprocmask(SIG_SETMASK, [] [pid 6219] <... set_robust_list resumed>) = 0 [pid 6218] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6219] rt_sigprocmask(SIG_SETMASK, [] [pid 6218] <... setpgid resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6219] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6220] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6219] <... prctl resumed>) = 0 [pid 6218] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6221] <... prctl resumed>) = 0 [pid 6220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6219] setpgid(0, 0 [pid 6221] setpgid(0, 0 [pid 6220] <... prctl resumed>) = 0 [pid 6219] <... setpgid resumed>) = 0 [pid 6218] write(3, "1000", 4 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6222 attached [pid 6221] <... setpgid resumed>) = 0 [pid 6220] setpgid(0, 0 [pid 6219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6218] <... write resumed>) = 4 [pid 6222] set_robust_list(0x55556003c6e0, 24 [pid 6221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6220] <... setpgid resumed>) = 0 [pid 6219] <... openat resumed>) = 3 [pid 6218] close(3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6222 [pid 6222] <... set_robust_list resumed>) = 0 [pid 6221] <... openat resumed>) = 3 [pid 6220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6221] write(3, "1000", 4 [pid 6220] <... openat resumed>) = 3 [pid 6218] <... close resumed>) = 0 [pid 6222] rt_sigprocmask(SIG_SETMASK, [] [pid 6221] <... write resumed>) = 4 [pid 6220] write(3, "1000", 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6221] close(3 [pid 6220] <... write resumed>) = 4 [pid 6219] write(3, "1000", 4 [pid 6218] write(1, "executing program\n", 18 [pid 6222] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6221] <... close resumed>) = 0 executing program [pid 6220] close(3 [pid 6219] <... write resumed>) = 4 [pid 6218] <... write resumed>) = 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6221] write(1, "executing program\n", 18 [pid 6220] <... close resumed>) = 0 executing program [pid 6219] close(3 [pid 6221] <... write resumed>) = 18 [pid 6220] write(1, "executing program\n", 18 executing program [pid 6218] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6221] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6220] <... write resumed>) = 18 [pid 6219] <... close resumed>) = 0 [pid 6222] setpgid(0, 0 [pid 6221] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6220] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6219] write(1, "executing program\n", 18 [pid 6222] <... setpgid resumed>) = 0 [pid 6218] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6219] <... write resumed>) = 18 [pid 6222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 6221] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6220] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6222] <... openat resumed>) = 3 [pid 6221] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6220] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6219] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6218] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6219] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6222] write(3, "1000", 4 [pid 6221] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6220] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6219] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6218] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6222] <... write resumed>) = 4 [pid 6221] <... openat resumed>) = 3 [pid 6220] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6219] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6222] close(3 [pid 6218] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6221] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6220] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6222] <... close resumed>) = 0 [pid 6219] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6218] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6222] write(1, "executing program\n", 18 [pid 6220] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6219] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6220] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6222] <... write resumed>) = 18 [pid 6220] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6219] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6218] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6222] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6221] <... write resumed>) = 31 [pid 6220] <... openat resumed>) = 3 [pid 6219] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6218] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6218] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6222] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6219] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6218] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6220] exit_group(0 [pid 6221] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6221] exit_group(0 [pid 6220] <... exit_group resumed>) = ? [pid 6219] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6222] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6221] <... exit_group resumed>) = ? [pid 6218] exit_group(0 [pid 6222] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6219] exit_group(0 [pid 6218] <... exit_group resumed>) = ? [pid 6222] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6220] +++ exited with 0 +++ [pid 6219] <... exit_group resumed>) = ? [pid 6222] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6222] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6218] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6222] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6222] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6222] exit_group(0 [pid 6219] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6222] <... exit_group resumed>) = ? [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6222] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6223 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6223 [pid 6223] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... restart_syscall resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6223] <... set_robust_list resumed>) = 0 [pid 6221] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6221, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... restart_syscall resumed>) = 0 [pid 6223] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6223] <... prctl resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6223] setpgid(0, 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6223] <... setpgid resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6224 [ 109.251983][ T6221] gadgetfs: bound to dummy_udc driver [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6226 attached ci2-upstream-fs/strace-static-x86_64: Process 6225 attached ci2-upstream-fs/strace-static-x86_64: Process 6224 attached [pid 6223] <... openat resumed>) = 3 [pid 6226] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6225 [pid 6226] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6226 [pid 6226] rt_sigprocmask(SIG_SETMASK, [] [pid 6225] set_robust_list(0x55556003c6e0, 24 [pid 6224] set_robust_list(0x55556003c6e0, 24 [pid 6223] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6225] <... set_robust_list resumed>) = 0 [pid 6224] <... set_robust_list resumed>) = 0 [pid 6223] <... write resumed>) = 4 [pid 6226] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6224] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6223] close(3ci2-upstream-fs/strace-static-x86_64: Process 6227 attached [pid 6226] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6225] rt_sigprocmask(SIG_SETMASK, [] [pid 6224] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6223] <... close resumed>) = 0 [pid 6227] set_robust_list(0x55556003c6e0, 24 [pid 6226] <... prctl resumed>) = 0 [pid 6225] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6227] <... set_robust_list resumed>) = 0 [pid 6226] setpgid(0, 0 [pid 6225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6224] <... prctl resumed>) = 0 [pid 6223] write(1, "executing program\n", 18 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6227 [pid 6223] <... write resumed>) = 18 [pid 6226] <... setpgid resumed>) = 0 executing program [pid 6226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6225] <... prctl resumed>) = 0 [pid 6224] setpgid(0, 0 [pid 6223] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6227] rt_sigprocmask(SIG_SETMASK, [] [pid 6225] setpgid(0, 0 [pid 6224] <... setpgid resumed>) = 0 [pid 6227] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6225] <... setpgid resumed>) = 0 [pid 6223] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6226] <... openat resumed>) = 3 [pid 6225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6223] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6227] <... prctl resumed>) = 0 [pid 6226] write(3, "1000", 4 [pid 6224] <... openat resumed>) = 3 [pid 6227] setpgid(0, 0 [pid 6226] <... write resumed>) = 4 [pid 6225] <... openat resumed>) = 3 [pid 6224] write(3, "1000", 4 [pid 6223] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6227] <... setpgid resumed>) = 0 [pid 6226] close(3 [pid 6225] write(3, "1000", 4 [pid 6227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6226] <... close resumed>) = 0 [pid 6225] <... write resumed>) = 4 [pid 6224] <... write resumed>) = 4 [pid 6223] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6227] <... openat resumed>) = 3 [pid 6226] write(1, "executing program\n", 18 [pid 6225] close(3 executing program [pid 6224] close(3 [pid 6223] <... openat resumed>) = 3 [pid 6227] write(3, "1000", 4 [pid 6226] <... write resumed>) = 18 [pid 6225] <... close resumed>) = 0 [pid 6224] <... close resumed>) = 0 [pid 6223] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6227] <... write resumed>) = 4 [pid 6226] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6225] write(1, "executing program\n", 18 [pid 6224] write(1, "executing program\n", 18 [pid 6226] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6225] <... write resumed>) = 18 [pid 6224] <... write resumed>) = 18 executing program executing program [pid 6227] close(3 [pid 6226] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6224] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6225] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6227] <... close resumed>) = 0 [pid 6226] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6224] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6227] write(1, "executing program\n", 18 [pid 6225] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6227] <... write resumed>) = 18 [pid 6225] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6227] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6226] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6224] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6227] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6226] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6225] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6224] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6226] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) executing program [pid 6224] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6226] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6227] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6226] <... openat resumed>) = 3 [pid 6225] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6224] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6225] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6227] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6227] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6226] exit_group(0 [pid 6225] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6224] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6227] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6226] <... exit_group resumed>) = ? [pid 6225] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6224] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6225] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6224] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6225] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6227] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6224] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6224] exit_group(0 [pid 6227] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6226] +++ exited with 0 +++ [pid 6225] exit_group(0 [pid 6224] <... exit_group resumed>) = ? [pid 6223] <... write resumed>) = 31 [pid 6227] <... openat resumed>) = 3 [pid 6225] <... exit_group resumed>) = ? [pid 6224] +++ exited with 0 +++ [pid 6223] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6227] exit_group(0 [pid 6223] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6225] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6224, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6227] <... exit_group resumed>) = ? [pid 6223] exit_group(0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6227] +++ exited with 0 +++ [pid 6223] <... exit_group resumed>) = ? [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6228 attached [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6228 [pid 6228] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6229 attached [pid 6228] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6229] set_robust_list(0x55556003c6e0, 24 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6229 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6229] <... set_robust_list resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6229] rt_sigprocmask(SIG_SETMASK, [] [pid 6228] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6229] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6223] +++ exited with 0 +++ [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6230 attached [pid 6228] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6230] set_robust_list(0x55556003c6e0, 24 [pid 6229] setpgid(0, 0 [pid 6228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6223, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6230 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6230] <... set_robust_list resumed>) = 0 [pid 6229] <... setpgid resumed>) = 0 [pid 6228] <... prctl resumed>) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6230] rt_sigprocmask(SIG_SETMASK, [] [pid 6229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6228] setpgid(0, 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6231 attached [pid 6230] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6229] <... openat resumed>) = 3 [pid 6228] <... setpgid resumed>) = 0 [pid 6231] set_robust_list(0x55556003c6e0, 24 [pid 6230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6231] <... set_robust_list resumed>) = 0 [pid 6230] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6231 [pid 6230] <... setpgid resumed>) = 0 [pid 6228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6229] write(3, "1000", 4 [pid 6231] rt_sigprocmask(SIG_SETMASK, [] [pid 6230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6229] <... write resumed>) = 4 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6231] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6230] <... openat resumed>) = 3 [pid 6229] close(3 [pid 6228] <... openat resumed>) = 3 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6229] <... close resumed>) = 0 [pid 6230] write(3, "1000", 4 [pid 6229] write(1, "executing program\n", 18 [pid 6230] <... write resumed>) = 4 [pid 6229] <... write resumed>) = 18 [pid 6228] write(3, "1000", 4 [pid 6231] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 6230] close(3) = 0 [pid 6229] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6228] <... write resumed>) = 4 [pid 6231] <... prctl resumed>) = 0 [pid 6230] write(1, "executing program\n", 18) = 18 executing program [ 109.356389][ T6223] gadgetfs: bound to dummy_udc driver [pid 6230] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 6232 attached [pid 6231] setpgid(0, 0 [pid 6230] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6229] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6228] close(3 [pid 6232] set_robust_list(0x55556003c6e0, 24 [pid 6231] <... setpgid resumed>) = 0 [pid 6230] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6229] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6228] <... close resumed>) = 0 [pid 6232] <... set_robust_list resumed>) = 0 [pid 6231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6230] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6229] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6228] write(1, "executing program\n", 18 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6232 executing program [pid 6232] rt_sigprocmask(SIG_SETMASK, [] [pid 6231] <... openat resumed>) = 3 [pid 6230] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6229] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6228] <... write resumed>) = 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6232] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6231] write(3, "1000", 4 [pid 6230] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6229] <... openat resumed>) = 3 [pid 6228] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6231] <... write resumed>) = 4 [pid 6230] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6229] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6228] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6232] <... prctl resumed>) = 0 [pid 6231] close(3 [pid 6230] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6232] setpgid(0, 0 [pid 6228] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6232] <... setpgid resumed>) = 0 [pid 6231] <... close resumed>) = 0 [pid 6232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6231] write(1, "executing program\n", 18 [pid 6230] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6228] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6231] <... write resumed>) = 18 executing program [pid 6230] <... openat resumed>) = 3 [pid 6228] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6232] <... openat resumed>) = 3 [pid 6231] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6230] exit_group(0 [pid 6228] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6232] write(3, "1000", 4) = 4 [pid 6231] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6230] <... exit_group resumed>) = ? [pid 6229] <... write resumed>) = 31 [pid 6228] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6232] close(3 [pid 6231] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6232] <... close resumed>) = 0 [pid 6228] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6231] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6229] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6232] write(1, "executing program\n", 18 [pid 6231] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6229] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6228] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6232] <... write resumed>) = 18 [pid 6230] +++ exited with 0 +++ [pid 6229] exit_group(0 [pid 6228] <... openat resumed>) = 3 [pid 6229] <... exit_group resumed>) = ? [pid 6232] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6231] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6232] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6228] exit_group(0 [pid 6232] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6231] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6228] <... exit_group resumed>) = ? [pid 6232] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6231] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] <... restart_syscall resumed>) = 0 [pid 6232] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6231] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6232] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6232] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6231] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6232] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6232] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6228] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6231] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6229] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6232] exit_group(0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6232] <... exit_group resumed>) = ? [pid 6231] <... exit_group resumed>) = ? [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6233 attached [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6233 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6233] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6232] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6231] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6233] <... set_robust_list resumed>) = 0 [pid 6233] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6233] setpgid(0, 0) = 0 [pid 6233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6233] write(3, "1000", 4) = 4 [pid 6233] close(3) = 0 [pid 6233] write(1, "executing program\n", 18) = 18 [pid 6233] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6233] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6233] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5612] <... restart_syscall resumed>) = 0 [ 109.443392][ T6229] gadgetfs: bound to dummy_udc driver [pid 5605] <... restart_syscall resumed>) = 0 [pid 6233] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = 3 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6234 attached , [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6235 attached [pid 6233] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6234] set_robust_list(0x55556003c6e0, 24 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6234 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6235 [pid 6234] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6237 attached [pid 6235] set_robust_list(0x55556003c6e0, 24 [pid 6234] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6235] <... set_robust_list resumed>) = 0 [pid 6234] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6235] rt_sigprocmask(SIG_SETMASK, [] [pid 6234] <... prctl resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6237 [pid 6237] set_robust_list(0x55556003c6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6235] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6237] <... set_robust_list resumed>) = 0 [pid 6234] setpgid(0, 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6236 [pid 6235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6237] rt_sigprocmask(SIG_SETMASK, [] [pid 6235] <... prctl resumed>) = 0 [pid 6234] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6236 attached [pid 6235] setpgid(0, 0 [pid 6234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6237] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6236] set_robust_list(0x55556003c6e0, 24 [pid 6235] <... setpgid resumed>) = 0 [pid 6234] <... openat resumed>) = 3 [pid 6233] <... write resumed>) = 31 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6234] write(3, "1000", 4 [pid 6235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6234] <... write resumed>) = 4 [pid 6236] <... set_robust_list resumed>) = 0 [pid 6237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6236] rt_sigprocmask(SIG_SETMASK, [] [pid 6234] close(3 [pid 6233] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6237] <... prctl resumed>) = 0 [pid 6236] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6235] <... openat resumed>) = 3 [pid 6234] <... close resumed>) = 0 [pid 6233] <... openat resumed>) = 4 [pid 6237] setpgid(0, 0 [pid 6236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6234] write(1, "executing program\n", 18 [pid 6233] exit_group(0 [pid 6237] <... setpgid resumed>) = 0 [pid 6233] <... exit_group resumed>) = ? [pid 6234] <... write resumed>) = 18 executing program [pid 6237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6236] <... prctl resumed>) = 0 [pid 6235] write(3, "1000", 4 [pid 6234] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6235] <... write resumed>) = 4 [pid 6235] close(3 [pid 6236] setpgid(0, 0 [pid 6235] <... close resumed>) = 0 [pid 6236] <... setpgid resumed>) = 0 [pid 6236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6234] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6237] <... openat resumed>) = 3 [pid 6235] write(1, "executing program\n", 18 executing program [pid 6234] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6236] <... openat resumed>) = 3 [pid 6235] <... write resumed>) = 18 [pid 6237] write(3, "1000", 4 [pid 6235] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6234] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6236] write(3, "1000", 4 [pid 6237] <... write resumed>) = 4 [pid 6236] <... write resumed>) = 4 [pid 6237] close(3 [pid 6236] close(3 [pid 6235] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6234] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6237] <... close resumed>) = 0 [pid 6236] <... close resumed>) = 0 [pid 6235] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6237] write(1, "executing program\n", 18 [pid 6236] write(1, "executing program\n", 18 [pid 6234] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program executing program [pid 6237] <... write resumed>) = 18 [pid 6236] <... write resumed>) = 18 [pid 6235] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6234] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6237] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6234] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6236] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6235] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6234] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6233] +++ exited with 0 +++ [pid 6237] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6237] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6235] <... openat resumed>) = 3 [pid 6237] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6236] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6234] exit_group(0 [pid 6237] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6236] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6235] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6234] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6237] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6237] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6237] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6236] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6237] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 5610] <... restart_syscall resumed>) = 0 [pid 6237] exit_group(0 [pid 6236] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6235] <... write resumed>) = 31 [pid 6234] +++ exited with 0 +++ [pid 6237] <... exit_group resumed>) = ? [pid 6235] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 109.519675][ T6233] gadgetfs: bound to dummy_udc driver [pid 6236] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6235] <... openat resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6236] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6235] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6235] <... exit_group resumed>) = ? [pid 6236] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6236] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6237] +++ exited with 0 +++ [pid 6236] exit_group(0) = ? [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6238 attached ci2-upstream-fs/strace-static-x86_64: Process 6239 attached [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6239] set_robust_list(0x55556003c6e0, 24 [pid 6238] set_robust_list(0x55556003c6e0, 24 [pid 6236] +++ exited with 0 +++ [pid 6235] +++ exited with 0 +++ [pid 6238] <... set_robust_list resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6236, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6239] <... set_robust_list resumed>) = 0 [pid 6238] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6235, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6238] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6239 [pid 6238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6239] rt_sigprocmask(SIG_SETMASK, [] [pid 6238] <... prctl resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6238] setpgid(0, 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6239] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6238 [pid 6239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6238] <... setpgid resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6239] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6239] setpgid(0, 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6239] <... setpgid resumed>) = 0 [pid 6238] <... openat resumed>) = 3 [pid 6238] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6240 attached [pid 6239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6240] set_robust_list(0x55556003c6e0, 24 [pid 6238] <... write resumed>) = 4 [pid 6238] close(3 [pid 6240] <... set_robust_list resumed>) = 0 [pid 6238] <... close resumed>) = 0 [pid 6240] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6239] <... openat resumed>) = 3 [pid 6238] write(1, "executing program\n", 18 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6240 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6241 ci2-upstream-fs/strace-static-x86_64: Process 6241 attached executing program [pid 6240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6239] write(3, "1000", 4 [pid 6238] <... write resumed>) = 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6241] set_robust_list(0x55556003c6e0, 24 [pid 6240] <... prctl resumed>) = 0 [pid 6239] <... write resumed>) = 4 [pid 6238] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6239] close(3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6242 attached [pid 6241] <... set_robust_list resumed>) = 0 [pid 6240] setpgid(0, 0 [pid 6239] <... close resumed>) = 0 [pid 6238] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6242 [pid 6242] set_robust_list(0x55556003c6e0, 24 [pid 6241] rt_sigprocmask(SIG_SETMASK, [] [pid 6240] <... setpgid resumed>) = 0 [pid 6239] write(1, "executing program\n", 18 executing program [pid 6238] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6242] <... set_robust_list resumed>) = 0 [pid 6241] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6239] <... write resumed>) = 18 [pid 6238] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6242] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6240] <... openat resumed>) = 3 [pid 6239] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6242] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6238] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6242] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6241] <... prctl resumed>) = 0 [pid 6240] write(3, "1000", 4 [pid 6239] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6238] <... openat resumed>) = 3 [pid 6242] <... prctl resumed>) = 0 [pid 6241] setpgid(0, 0 [pid 6239] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6242] setpgid(0, 0 [pid 6240] <... write resumed>) = 4 [ 109.575215][ T6235] gadgetfs: bound to dummy_udc driver [pid 6238] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6242] <... setpgid resumed>) = 0 [pid 6241] <... setpgid resumed>) = 0 [pid 6240] close(3 [pid 6239] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6239] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6240] <... close resumed>) = 0 [pid 6242] <... openat resumed>) = 3 [pid 6241] <... openat resumed>) = 3 [pid 6240] write(1, "executing program\n", 18) = 18 executing program [pid 6242] write(3, "1000", 4 [pid 6241] write(3, "1000", 4 [pid 6240] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6242] <... write resumed>) = 4 [pid 6241] <... write resumed>) = 4 [pid 6240] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6239] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6242] close(3 [pid 6241] close(3 [pid 6240] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6239] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6242] <... close resumed>) = 0 [pid 6241] <... close resumed>) = 0 [pid 6240] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6239] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6242] write(1, "executing program\n", 18 executing program [pid 6241] write(1, "executing program\n", 18 executing program [pid 6239] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6240] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6242] <... write resumed>) = 18 [pid 6241] <... write resumed>) = 18 [pid 6239] <... openat resumed>) = 3 [pid 6238] <... write resumed>) = 31 [pid 6241] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6240] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6241] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6240] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6242] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6241] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6240] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6238] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6240] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6238] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6241] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6240] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6238] exit_group(0 [pid 6241] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6241] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6240] exit_group(0 [pid 6242] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6241] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6240] <... exit_group resumed>) = ? [pid 6239] exit_group(0 [pid 6238] <... exit_group resumed>) = ? [pid 6242] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6241] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6239] <... exit_group resumed>) = ? [pid 6242] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6241] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6240] +++ exited with 0 +++ [pid 6239] +++ exited with 0 +++ [pid 6238] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6242] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = 3 [pid 6241] exit_group(0) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6242] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [ 109.659590][ T6238] gadgetfs: bound to dummy_udc driver [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6243 attached [pid 6241] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6245 attached ci2-upstream-fs/strace-static-x86_64: Process 6244 attached [pid 6242] <... write resumed>) = 31 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6245] set_robust_list(0x55556003c6e0, 24 [pid 6244] set_robust_list(0x55556003c6e0, 24 [pid 6243] set_robust_list(0x55556003c6e0, 24 [pid 6242] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6244 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6243 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6245 [pid 6245] <... set_robust_list resumed>) = 0 [pid 6244] <... set_robust_list resumed>) = 0 [pid 6243] <... set_robust_list resumed>) = 0 [pid 6242] <... openat resumed>) = 4 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6245] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6245] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6244] rt_sigprocmask(SIG_SETMASK, [] [pid 6243] rt_sigprocmask(SIG_SETMASK, [] [pid 6242] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6244] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6243] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6245] <... prctl resumed>) = 0 [pid 6244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6242] <... exit_group resumed>) = ? [pid 6243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6245] setpgid(0, 0 [pid 6244] <... prctl resumed>) = 0 [pid 6243] <... prctl resumed>) = 0 [pid 6245] <... setpgid resumed>) = 0 [pid 6244] setpgid(0, 0 [pid 6243] setpgid(0, 0 [pid 6245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6244] <... setpgid resumed>) = 0 [pid 6243] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6246 attached [pid 6245] <... openat resumed>) = 3 [pid 6246] set_robust_list(0x55556003c6e0, 24 [pid 6245] write(3, "1000", 4 [pid 6244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6246] <... set_robust_list resumed>) = 0 [pid 6245] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6246 [pid 6246] rt_sigprocmask(SIG_SETMASK, [] [pid 6245] close(3 [pid 6244] <... openat resumed>) = 3 [pid 6243] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6246] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6245] <... close resumed>) = 0 [pid 6245] write(1, "executing program\n", 18 executing program [pid 6246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6245] <... write resumed>) = 18 [pid 6244] write(3, "1000", 4 [pid 6243] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6246] setpgid(0, 0 [pid 6245] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6244] <... write resumed>) = 4 [pid 6243] <... write resumed>) = 4 [pid 6246] <... setpgid resumed>) = 0 [pid 6245] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6244] close(3 [pid 6243] close(3 [pid 6246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6243] <... close resumed>) = 0 [pid 6246] <... openat resumed>) = 3 [pid 6245] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6244] <... close resumed>) = 0 [pid 6243] write(1, "executing program\n", 18 executing program [pid 6246] write(3, "1000", 4) = 4 [pid 6245] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6244] write(1, "executing program\n", 18 [pid 6243] <... write resumed>) = 18 [pid 6242] +++ exited with 0 +++ executing program [pid 6246] close(3 [pid 6244] <... write resumed>) = 18 [pid 6243] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6242, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6246] <... close resumed>) = 0 [pid 6245] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [ 109.704728][ T6242] gadgetfs: bound to dummy_udc driver [pid 6246] write(1, "executing program\n", 18) = 18 [pid 6245] <... openat resumed>) = 3 [pid 6244] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6243] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6246] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6244] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6243] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6246] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6245] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6243] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6246] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6244] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6243] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6246] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6244] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6243] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6246] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6244] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6243] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6246] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6244] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6243] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6246] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6244] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6243] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6246] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6244] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6243] <... openat resumed>) = 3 [pid 6246] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6245] <... write resumed>) = 31 [pid 6244] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6245] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6243] exit_group(0 [pid 6246] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6245] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6243] <... exit_group resumed>) = ? [pid 6246] exit_group(0 [pid 6245] exit_group(0 [pid 6244] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6246] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6247 attached [pid 6246] +++ exited with 0 +++ [pid 6245] <... exit_group resumed>) = ? [pid 6244] exit_group(0 [pid 6243] +++ exited with 0 +++ [pid 6247] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6244] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6246, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6243, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6247 [pid 6247] rt_sigprocmask(SIG_SETMASK, [] [pid 6244] +++ exited with 0 +++ [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6247] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6247] setpgid(0, 0 [pid 6245] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 6247] <... setpgid resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6245, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6247] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6248 attached [pid 6247] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6248] set_robust_list(0x55556003c6e0, 24 [pid 6247] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6248 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6248] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6248] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6248] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6248] prctl(PR_SET_PDEATHSIG, SIGKILL [ 109.777694][ T6245] gadgetfs: bound to dummy_udc driver [pid 6247] close(3 [pid 6248] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6250 attached ci2-upstream-fs/strace-static-x86_64: Process 6249 attached [pid 6248] setpgid(0, 0 [pid 6247] <... close resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6250] set_robust_list(0x55556003c6e0, 24 [pid 6249] set_robust_list(0x55556003c6e0, 24 [pid 6248] <... setpgid resumed>) = 0 [pid 6247] write(1, "executing program\n", 18 [pid 6250] <... set_robust_list resumed>) = 0 [pid 6248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6250] rt_sigprocmask(SIG_SETMASK, [] [pid 6249] <... set_robust_list resumed>) = 0 [pid 6248] <... openat resumed>) = 3 [pid 6247] <... write resumed>) = 18 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6249 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6250 [pid 6249] rt_sigprocmask(SIG_SETMASK, [] [pid 6247] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6250] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6251 attached [pid 6249] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6247] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6251] set_robust_list(0x55556003c6e0, 24 [pid 6249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6251] <... set_robust_list resumed>) = 0 [pid 6251] rt_sigprocmask(SIG_SETMASK, [] [pid 6250] <... prctl resumed>) = 0 [pid 6249] <... prctl resumed>) = 0 [pid 6248] write(3, "1000", 4 [pid 6247] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6250] setpgid(0, 0 [pid 6249] setpgid(0, 0 [pid 6248] <... write resumed>) = 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6251 [pid 6248] close(3 [pid 6251] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6251] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6250] <... setpgid resumed>) = 0 [pid 6249] <... setpgid resumed>) = 0 [pid 6248] <... close resumed>) = 0 [pid 6251] <... prctl resumed>) = 0 [pid 6251] setpgid(0, 0 [pid 6248] write(1, "executing program\n", 18 [pid 6251] <... setpgid resumed>) = 0 executing program [pid 6249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6247] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6248] <... write resumed>) = 18 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6251] <... openat resumed>) = 3 [pid 6249] <... openat resumed>) = 3 [pid 6248] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6247] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6251] write(3, "1000", 4) = 4 [pid 6250] <... openat resumed>) = 3 [pid 6249] write(3, "1000", 4 [pid 6248] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6247] <... openat resumed>) = 3 [pid 6251] close(3 [pid 6248] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6247] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6251] <... close resumed>) = 0 [pid 6250] write(3, "1000", 4 [pid 6249] <... write resumed>) = 4 [pid 6250] <... write resumed>) = 4 [pid 6251] write(1, "executing program\n", 18) = 18 [pid 6251] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6251] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) executing program [pid 6250] close(3 [pid 6249] close(3 [pid 6248] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6251] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6250] <... close resumed>) = 0 [pid 6249] <... close resumed>) = 0 [pid 6248] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6247] <... write resumed>) = 31 [pid 6250] write(1, "executing program\n", 18 [pid 6249] write(1, "executing program\n", 18 [pid 6250] <... write resumed>) = 18 [pid 6249] <... write resumed>) = 18 executing program executing program [pid 6251] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6250] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6248] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6247] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6251] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6249] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6248] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6251] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6250] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6247] <... openat resumed>) = 4 [pid 6248] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6251] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6249] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6250] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6249] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6248] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6251] exit_group(0 [pid 6250] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6249] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6247] exit_group(0 [pid 6249] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6248] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6250] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6249] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6248] exit_group(0 [pid 6247] <... exit_group resumed>) = ? [pid 6251] <... exit_group resumed>) = ? [pid 6250] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6249] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6248] <... exit_group resumed>) = ? [pid 6249] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6249] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6250] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6249] <... openat resumed>) = 3 [pid 6250] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6249] exit_group(0 [pid 6251] +++ exited with 0 +++ [pid 6250] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6248] +++ exited with 0 +++ [pid 6247] +++ exited with 0 +++ [pid 6249] <... exit_group resumed>) = ? [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6250] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6247, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6250] exit_group(0) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6250] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6249] +++ exited with 0 +++ [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6253 attached ci2-upstream-fs/strace-static-x86_64: Process 6252 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6253 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6252 [pid 6252] set_robust_list(0x55556003c6e0, 24 [pid 6253] set_robust_list(0x55556003c6e0, 24 [pid 6252] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6253] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... restart_syscall resumed>) = 0 [pid 6252] rt_sigprocmask(SIG_SETMASK, [] [pid 6253] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6252] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6253] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 109.881229][ T6247] gadgetfs: bound to dummy_udc driver [pid 6252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6254 attached [pid 6253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6252] <... prctl resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6254] set_robust_list(0x55556003c6e0, 24 [pid 6253] <... prctl resumed>) = 0 [pid 6252] setpgid(0, 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6254] <... set_robust_list resumed>) = 0 [pid 6253] setpgid(0, 0 [pid 6252] <... setpgid resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6254 [pid 6254] rt_sigprocmask(SIG_SETMASK, [] [pid 6253] <... setpgid resumed>) = 0 [pid 6252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6255 attached [pid 6254] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6252] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6256 attached [pid 6255] set_robust_list(0x55556003c6e0, 24 [pid 6254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6252] write(3, "1000", 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6256 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6255 [pid 6253] <... openat resumed>) = 3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6256] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6255] <... set_robust_list resumed>) = 0 [pid 6252] <... write resumed>) = 4 [pid 6254] <... prctl resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6252] close(3 [pid 6256] <... set_robust_list resumed>) = 0 [pid 6255] rt_sigprocmask(SIG_SETMASK, [] [pid 6252] <... close resumed>) = 0 [pid 6256] rt_sigprocmask(SIG_SETMASK, [] [pid 6255] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6254] setpgid(0, 0 [pid 6252] write(1, "executing program\n", 18 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6256] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6254] <... setpgid resumed>) = 0 [pid 6253] write(3, "1000", 4 [pid 6256] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6253] <... write resumed>) = 4 [pid 6252] <... write resumed>) = 18 executing program [pid 6253] close(3 [pid 6256] <... prctl resumed>) = 0 [pid 6256] setpgid(0, 0 [pid 6253] <... close resumed>) = 0 [pid 6256] <... setpgid resumed>) = 0 [pid 6252] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6255] <... prctl resumed>) = 0 [pid 6254] <... openat resumed>) = 3 [pid 6255] setpgid(0, 0 [pid 6253] write(1, "executing program\n", 18 [pid 6256] <... openat resumed>) = 3 [pid 6255] <... setpgid resumed>) = 0 [pid 6252] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6256] write(3, "1000", 4 [pid 6253] <... write resumed>) = 18 [pid 6256] <... write resumed>) = 4 [pid 6256] close(3) = 0 [pid 6255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 6252] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6256] write(1, "executing program\n", 18 [pid 6254] write(3, "1000", 4 [pid 6253] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6255] <... openat resumed>) = 3 [pid 6256] <... write resumed>) = 18 executing program [pid 6256] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6252] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6256] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6255] write(3, "1000", 4 [pid 6254] <... write resumed>) = 4 [pid 6253] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6256] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6255] <... write resumed>) = 4 [pid 6254] close(3 [pid 6253] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6256] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6254] <... close resumed>) = 0 [pid 6252] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6254] write(1, "executing program\n", 18 [pid 6253] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6256] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6255] close(3 [pid 6254] <... write resumed>) = 18 [pid 6253] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6252] <... openat resumed>) = 3 [pid 6255] <... close resumed>) = 0 [pid 6256] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6256] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6254] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6255] write(1, "executing program\n", 18 [pid 6253] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6256] <... openat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 6254] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6256] exit_group(0 [pid 6255] <... write resumed>) = 18 [pid 6253] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6254] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6252] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6256] <... exit_group resumed>) = ? [pid 6255] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6253] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6256] +++ exited with 0 +++ [pid 6255] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6254] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6253] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6252] <... write resumed>) = 31 [pid 6255] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6252] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6254] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6253] <... openat resumed>) = 3 [pid 6252] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6254] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6253] exit_group(0 [pid 6252] exit_group(0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6255] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6254] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6253] <... exit_group resumed>) = ? [pid 6252] <... exit_group resumed>) = ? [pid 6255] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6254] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6253] +++ exited with 0 +++ [pid 6252] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6254] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6255] <... openat resumed>) = 3 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6255] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6254] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6254] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6254] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6257 [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 109.981782][ T6252] gadgetfs: bound to dummy_udc driver [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6258 ci2-upstream-fs/strace-static-x86_64: Process 6259 attached ci2-upstream-fs/strace-static-x86_64: Process 6258 attached ci2-upstream-fs/strace-static-x86_64: Process 6257 attached [pid 6255] <... write resumed>) = 31 [pid 6254] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6258] set_robust_list(0x55556003c6e0, 24 [pid 6257] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6259 [pid 6259] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6258] <... set_robust_list resumed>) = 0 [pid 6257] <... set_robust_list resumed>) = 0 [pid 6255] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6255] <... openat resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6259] rt_sigprocmask(SIG_SETMASK, [] [pid 6258] rt_sigprocmask(SIG_SETMASK, [] [pid 6257] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6259] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6258] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6257] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6255] exit_group(0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6259] <... prctl resumed>) = 0 [pid 6258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6257] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6255] <... exit_group resumed>) = ? [pid 6259] setpgid(0, 0 [pid 6258] <... prctl resumed>) = 0 [pid 6259] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6260 attached [pid 6259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6258] setpgid(0, 0 [pid 6257] <... prctl resumed>) = 0 [pid 6260] set_robust_list(0x55556003c6e0, 24 [pid 6259] <... openat resumed>) = 3 [pid 6258] <... setpgid resumed>) = 0 [pid 6257] setpgid(0, 0 [pid 6255] +++ exited with 0 +++ [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6260 [pid 6260] <... set_robust_list resumed>) = 0 [pid 6259] write(3, "1000", 4 [pid 6257] <... setpgid resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6255, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6260] rt_sigprocmask(SIG_SETMASK, [] [pid 6259] <... write resumed>) = 4 [pid 6257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6260] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6259] close(3 [pid 6258] <... openat resumed>) = 3 [pid 6257] <... openat resumed>) = 3 [pid 6260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6259] <... close resumed>) = 0 [pid 6257] write(3, "1000", 4 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6260] <... prctl resumed>) = 0 [pid 6259] write(1, "executing program\n", 18 [pid 6258] write(3, "1000", 4 [pid 6257] <... write resumed>) = 4 executing program [pid 6260] setpgid(0, 0 [pid 6259] <... write resumed>) = 18 [pid 6258] <... write resumed>) = 4 [pid 6257] close(3 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6260] <... setpgid resumed>) = 0 [pid 6258] close(3 [pid 6257] <... close resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6259] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6258] <... close resumed>) = 0 [pid 6257] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 6261 attached executing program [pid 6260] <... openat resumed>) = 3 [pid 6257] <... write resumed>) = 18 [pid 6261] set_robust_list(0x55556003c6e0, 24 [pid 6259] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6258] write(1, "executing program\n", 18 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6261 executing program [pid 6261] <... set_robust_list resumed>) = 0 [pid 6260] write(3, "1000", 4 [pid 6259] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6258] <... write resumed>) = 18 [pid 6257] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6261] rt_sigprocmask(SIG_SETMASK, [] [pid 6260] <... write resumed>) = 4 [pid 6261] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6259] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6258] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6261] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6260] close(3 [pid 6257] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6258] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6261] <... prctl resumed>) = 0 [pid 6260] <... close resumed>) = 0 [pid 6259] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6258] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6257] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6261] setpgid(0, 0 [pid 6260] write(1, "executing program\n", 18 [pid 6257] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6261] <... setpgid resumed>) = 0 [pid 6259] <... openat resumed>) = 3 executing program [pid 6261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6260] <... write resumed>) = 18 [pid 6258] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6261] <... openat resumed>) = 3 [pid 6260] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6259] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6258] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [ 110.033434][ T6255] gadgetfs: bound to dummy_udc driver [pid 6257] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6261] write(3, "1000", 4 [pid 6260] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6259] <... write resumed>) = 31 [pid 6258] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6257] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6258] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6258] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6261] <... write resumed>) = 4 [pid 6260] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6259] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6258] <... openat resumed>) = 3 [pid 6257] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6261] close(3 [pid 6260] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6259] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6257] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] <... close resumed>) = 0 [pid 6258] exit_group(0 [pid 6261] write(1, "executing program\n", 18 executing program [pid 6260] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6258] <... exit_group resumed>) = ? [pid 6257] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6261] <... write resumed>) = 18 [pid 6260] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6259] exit_group(0 [pid 6261] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6257] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6259] <... exit_group resumed>) = ? [pid 6261] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6260] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6261] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6260] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6258] +++ exited with 0 +++ [pid 6257] exit_group(0 [pid 6261] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6260] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6257] <... exit_group resumed>) = ? [pid 6261] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6260] <... openat resumed>) = 3 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6261] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6260] exit_group(0 [pid 6261] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6260] <... exit_group resumed>) = ? [pid 6261] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6261] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6260] +++ exited with 0 +++ [pid 6259] +++ exited with 0 +++ [pid 6257] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 6261] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6261] exit_group(0) = ? [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6262 attached [pid 6261] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6262 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6262] set_robust_list(0x55556003c6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6262] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6262] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6264 attached ci2-upstream-fs/strace-static-x86_64: Process 6265 attached ci2-upstream-fs/strace-static-x86_64: Process 6263 attached , NULL, 8) = 0 [ 110.094115][ T6259] gadgetfs: bound to dummy_udc driver [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6265 [pid 6262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6265] set_robust_list(0x55556003c6e0, 24 [pid 6264] set_robust_list(0x55556003c6e0, 24 [pid 6263] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6262] <... prctl resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6263 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6264 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6265] <... set_robust_list resumed>) = 0 [pid 6264] <... set_robust_list resumed>) = 0 [pid 6263] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6263] rt_sigprocmask(SIG_SETMASK, [] [pid 6265] rt_sigprocmask(SIG_SETMASK, [] [pid 6264] rt_sigprocmask(SIG_SETMASK, [] [pid 6262] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6263] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6262] <... setpgid resumed>) = 0 [pid 6265] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6264] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6265] <... prctl resumed>) = 0 [pid 6265] setpgid(0, 0 [pid 6264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6263] setpgid(0, 0 [pid 6262] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6265] <... setpgid resumed>) = 0 [pid 6264] <... prctl resumed>) = 0 [pid 6263] <... setpgid resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6264] setpgid(0, 0 [pid 6263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6262] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6266 attached [pid 6265] <... openat resumed>) = 3 [pid 6264] <... setpgid resumed>) = 0 [pid 6263] <... openat resumed>) = 3 [pid 6262] <... write resumed>) = 4 [pid 6266] set_robust_list(0x55556003c6e0, 24 [pid 6265] write(3, "1000", 4 [pid 6264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6263] write(3, "1000", 4 [pid 6262] close(3 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6266 [pid 6266] <... set_robust_list resumed>) = 0 [pid 6265] <... write resumed>) = 4 [pid 6264] <... openat resumed>) = 3 [pid 6263] <... write resumed>) = 4 [pid 6262] <... close resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6266] rt_sigprocmask(SIG_SETMASK, [] [pid 6265] close(3 [pid 6264] write(3, "1000", 4 [pid 6263] close(3 [pid 6262] write(1, "executing program\n", 18 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6265] <... close resumed>) = 0 [pid 6264] <... write resumed>) = 4 [pid 6263] <... close resumed>) = 0 [pid 6262] <... write resumed>) = 18 [pid 6266] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6265] write(1, "executing program\n", 18 [pid 6264] close(3 [pid 6263] write(1, "executing program\n", 18 [pid 6265] <... write resumed>) = 18 [pid 6264] <... close resumed>) = 0 [pid 6263] <... write resumed>) = 18 executing program executing program [pid 6262] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6265] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6266] <... prctl resumed>) = 0 [pid 6264] write(1, "executing program\n", 18 [pid 6263] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6262] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6266] setpgid(0, 0 [pid 6265] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6262] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6266] <... setpgid resumed>) = 0 [pid 6265] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6264] <... write resumed>) = 18 [pid 6263] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6262] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6265] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6264] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6263] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6262] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6266] <... openat resumed>) = 3 [pid 6265] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6264] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6263] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6262] <... openat resumed>) = 3 [pid 6266] write(3, "1000", 4 [pid 6265] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6264] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6266] <... write resumed>) = 4 [pid 6265] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6264] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6262] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6263] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6266] close(3 [pid 6265] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6266] <... close resumed>) = 0 [pid 6264] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6263] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6266] write(1, "executing program\n", 18 [pid 6264] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6266] <... write resumed>) = 18 [pid 6265] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6266] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6265] <... openat resumed>) = 3 [pid 6264] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6263] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6266] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6264] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6263] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6266] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6265] exit_group(0 [pid 6264] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6263] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6266] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6265] <... exit_group resumed>) = ? [pid 6264] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6263] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6266] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6264] exit_group(0 [pid 6263] exit_group(0 [pid 6266] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6264] <... exit_group resumed>) = ? [pid 6266] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6263] <... exit_group resumed>) = ? [pid 6265] +++ exited with 0 +++ [pid 6266] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6262] <... write resumed>) = 31 [pid 6266] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6266] <... openat resumed>) = 3 [pid 6264] +++ exited with 0 +++ [pid 6262] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6262] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6266] exit_group(0 [pid 6263] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6266] <... exit_group resumed>) = ? [pid 6262] exit_group(0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6262] <... exit_group resumed>) = ? [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6266] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6267 attached [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6266, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6267] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6267 [pid 6267] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6268 attached [pid 6267] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6268] set_robust_list(0x55556003c6e0, 24 [pid 6267] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6268] <... set_robust_list resumed>) = 0 [pid 6267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6268] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6269 attached [pid 6267] <... prctl resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6268] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6267] setpgid(0, 0 [pid 6262] +++ exited with 0 +++ [pid 6267] <... setpgid resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6269 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6268 [pid 6269] set_robust_list(0x55556003c6e0, 24 [pid 6268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6262, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6269] <... set_robust_list resumed>) = 0 [pid 6268] <... prctl resumed>) = 0 [pid 6267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6270 attached [pid 6269] rt_sigprocmask(SIG_SETMASK, [] [pid 6268] setpgid(0, 0 [pid 6267] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6270] set_robust_list(0x55556003c6e0, 24 [pid 6269] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6268] <... setpgid resumed>) = 0 [pid 6267] write(3, "1000", 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6270 [pid 6270] <... set_robust_list resumed>) = 0 [pid 6269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6267] <... write resumed>) = 4 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6270] rt_sigprocmask(SIG_SETMASK, [] [pid 6269] <... prctl resumed>) = 0 [pid 6268] <... openat resumed>) = 3 [pid 6267] close(3 [pid 6269] setpgid(0, 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6270] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6269] <... setpgid resumed>) = 0 [pid 6268] write(3, "1000", 4 [pid 6267] <... close resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6268] <... write resumed>) = 4 [ 110.237511][ T6262] gadgetfs: bound to dummy_udc driver executing program [pid 6267] write(1, "executing program\n", 18 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6270] <... prctl resumed>) = 0 [pid 6269] <... openat resumed>) = 3 [pid 6268] close(3 [pid 6267] <... write resumed>) = 18 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6270] setpgid(0, 0 [pid 6269] write(3, "1000", 4 [pid 6268] <... close resumed>) = 0 [pid 6267] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6270] <... setpgid resumed>) = 0 [pid 6269] <... write resumed>) = 4 [pid 6268] write(1, "executing program\n", 18 [pid 6269] close(3 [pid 6268] <... write resumed>) = 18 [pid 6267] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6269] <... close resumed>) = 0 [pid 6268] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6267] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6269] write(1, "executing program\n", 18 [pid 6268] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6267] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6271 attached [pid 6270] <... openat resumed>) = 3 [pid 6269] <... write resumed>) = 18 [pid 6268] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program executing program [pid 6267] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6271] set_robust_list(0x55556003c6e0, 24 [pid 6270] write(3, "1000", 4 [pid 6269] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6268] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6267] <... openat resumed>) = 3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6271 [pid 6271] <... set_robust_list resumed>) = 0 [pid 6270] <... write resumed>) = 4 [pid 6269] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6268] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6267] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6271] rt_sigprocmask(SIG_SETMASK, [] [pid 6270] close(3 [pid 6269] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6271] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6270] <... close resumed>) = 0 [pid 6269] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6268] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6270] write(1, "executing program\n", 18 executing program [pid 6269] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6270] <... write resumed>) = 18 [pid 6268] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6271] <... prctl resumed>) = 0 [pid 6270] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6269] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6268] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6271] setpgid(0, 0 [pid 6268] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6270] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6269] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6270] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6269] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6271] <... setpgid resumed>) = 0 [pid 6270] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6269] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6268] <... openat resumed>) = 3 [pid 6271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6270] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6269] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6268] exit_group(0 [pid 6267] <... write resumed>) = 31 [pid 6271] <... openat resumed>) = 3 [pid 6268] <... exit_group resumed>) = ? [pid 6267] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6271] write(3, "1000", 4 [pid 6270] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6269] exit_group(0 [pid 6267] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6271] <... write resumed>) = 4 [pid 6270] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6269] <... exit_group resumed>) = ? [pid 6268] +++ exited with 0 +++ [pid 6267] exit_group(0 [pid 6271] close(3 [pid 6270] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6267] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6271] <... close resumed>) = 0 [pid 6270] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6271] write(1, "executing program\n", 18 [pid 6270] <... openat resumed>) = 3 [pid 6271] <... write resumed>) = 18 [pid 6271] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6269] +++ exited with 0 +++ executing program [pid 6270] exit_group(0 [pid 6271] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6270] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6271] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6271] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6271] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6271] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6271] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6270] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6272 attached [pid 6271] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6267] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 6272] set_robust_list(0x55556003c6e0, 24 [pid 6271] exit_group(0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6272 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6272] <... set_robust_list resumed>) = 0 [pid 6271] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6267, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6272] rt_sigprocmask(SIG_SETMASK, [] [pid 6271] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6272] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [ 110.337165][ T6267] gadgetfs: bound to dummy_udc driver [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6272] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 6273 attached ci2-upstream-fs/strace-static-x86_64: Process 6275 attached ci2-upstream-fs/strace-static-x86_64: Process 6274 attached ) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6273 [pid 6275] set_robust_list(0x55556003c6e0, 24 [pid 6274] set_robust_list(0x55556003c6e0, 24 [pid 6273] set_robust_list(0x55556003c6e0, 24 [pid 6272] setpgid(0, 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6274 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6275] <... set_robust_list resumed>) = 0 [pid 6274] <... set_robust_list resumed>) = 0 [pid 6273] <... set_robust_list resumed>) = 0 [pid 6272] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6275 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6275] rt_sigprocmask(SIG_SETMASK, [] [pid 6274] rt_sigprocmask(SIG_SETMASK, [] [pid 6273] rt_sigprocmask(SIG_SETMASK, [] [pid 6272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6275] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6274] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6273] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6272] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6273] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6272] write(3, "1000", 4 [pid 6275] <... prctl resumed>) = 0 [pid 6274] <... prctl resumed>) = 0 [pid 6273] <... prctl resumed>) = 0 [pid 6272] <... write resumed>) = 4 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6275] setpgid(0, 0 [pid 6273] setpgid(0, 0 [pid 6272] close(3 [pid 6275] <... setpgid resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6274] setpgid(0, 0 [pid 6273] <... setpgid resumed>) = 0 [pid 6272] <... close resumed>) = 0 [pid 6274] <... setpgid resumed>) = 0 [pid 6272] write(1, "executing program\n", 18 [pid 6275] <... openat resumed>) = 3 [pid 6274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6272] <... write resumed>) = 18 [pid 6274] <... openat resumed>) = 3 [pid 6275] write(3, "1000", 4 [pid 6272] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6275] <... write resumed>) = 4 [pid 6272] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6275] close(3 [pid 6273] <... openat resumed>) = 3 [pid 6274] write(3, "1000", 4 [pid 6272] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 6276 attached [pid 6275] <... close resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6276 [pid 6275] write(1, "executing program\n", 18 [pid 6274] <... write resumed>) = 4 executing program executing program [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6276] set_robust_list(0x55556003c6e0, 24 [pid 6275] <... write resumed>) = 18 [pid 6274] close(3 [pid 6273] write(3, "1000", 4 [pid 6272] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6275] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6274] <... close resumed>) = 0 [pid 6273] <... write resumed>) = 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6276] <... set_robust_list resumed>) = 0 [pid 6275] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6274] write(1, "executing program\n", 18 [pid 6273] close(3 executing program [pid 6272] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6276] rt_sigprocmask(SIG_SETMASK, [] [pid 6275] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6274] <... write resumed>) = 18 [pid 6273] <... close resumed>) = 0 [pid 6272] <... openat resumed>) = 3 [pid 6276] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6275] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6274] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6273] write(1, "executing program\n", 18) = 18 executing program [pid 6275] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6275] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6273] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6272] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6275] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6274] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6275] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6275] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 6275] exit_group(0) = ? [pid 6276] <... prctl resumed>) = 0 [pid 6274] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6273] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6276] setpgid(0, 0) = 0 [pid 6273] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6275] +++ exited with 0 +++ [pid 6276] <... openat resumed>) = 3 [pid 6276] write(3, "1000", 4) = 4 [pid 6276] close(3 [pid 6274] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6273] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6275, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6276] <... close resumed>) = 0 [pid 6273] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6276] write(1, "executing program\n", 18 [pid 6274] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6273] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6276] <... write resumed>) = 18 [pid 6274] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6273] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6272] <... write resumed>) = 31 [pid 5612] <... restart_syscall resumed>) = 0 [pid 6276] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6273] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6272] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6276] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6274] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6273] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6276] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6274] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6274] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6274] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6273] <... openat resumed>) = 3 [pid 6276] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6274] exit_group(0 [pid 6272] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6274] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6276] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6273] exit_group(0 [pid 6272] exit_group(0 [pid 6276] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6273] <... exit_group resumed>) = ? [pid 6272] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6277 attached [pid 6274] +++ exited with 0 +++ [pid 6277] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6277 [pid 6277] <... set_robust_list resumed>) = 0 [pid 6276] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6277] rt_sigprocmask(SIG_SETMASK, [] [pid 6276] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6276] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6277] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6276] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6276] exit_group(0 [pid 6277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6273] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6276] <... exit_group resumed>) = ? [pid 6277] <... prctl resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6273, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6278 attached [pid 6277] setpgid(0, 0 [pid 6272] +++ exited with 0 +++ [pid 6276] +++ exited with 0 +++ [pid 5604] <... restart_syscall resumed>) = 0 [pid 6278] set_robust_list(0x55556003c6e0, 24 [pid 6277] <... setpgid resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6278 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6272, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6278] <... set_robust_list resumed>) = 0 [pid 6277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6278] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... restart_syscall resumed>) = 0 [pid 6277] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6278] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6277] write(3, "1000", 4 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6278] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6277] <... write resumed>) = 4 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6277] close(3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6278] <... prctl resumed>) = 0 [pid 6277] <... close resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6278] setpgid(0, 0 [pid 6277] write(1, "executing program\n", 18 [pid 6278] <... setpgid resumed>) = 0 executing program ci2-upstream-fs/strace-static-x86_64: Process 6280 attached [pid 6278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6277] <... write resumed>) = 18 ci2-upstream-fs/strace-static-x86_64: Process 6281 attached ci2-upstream-fs/strace-static-x86_64: Process 6279 attached [pid 6280] set_robust_list(0x55556003c6e0, 24 [pid 6278] <... openat resumed>) = 3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6280 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6279 [pid 6280] <... set_robust_list resumed>) = 0 [pid 6279] set_robust_list(0x55556003c6e0, 24 [pid 6277] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6281] set_robust_list(0x55556003c6e0, 24 [pid 6280] rt_sigprocmask(SIG_SETMASK, [] [pid 6278] write(3, "1000", 4 [pid 6279] <... set_robust_list resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6281 [pid 6277] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6281] <... set_robust_list resumed>) = 0 [pid 6280] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6279] rt_sigprocmask(SIG_SETMASK, [] [pid 6278] <... write resumed>) = 4 [pid 6277] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6281] rt_sigprocmask(SIG_SETMASK, [] [pid 6280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6279] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6278] close(3 [pid 6277] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6281] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 110.458525][ T6272] gadgetfs: bound to dummy_udc driver [pid 6280] <... prctl resumed>) = 0 [pid 6279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6278] <... close resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6278] write(1, "executing program\n", 18 [pid 6280] setpgid(0, 0 [pid 6279] <... prctl resumed>) = 0 [pid 6277] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6280] <... setpgid resumed>) = 0 [pid 6279] setpgid(0, 0 [pid 6281] <... prctl resumed>) = 0 [pid 6280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6279] <... setpgid resumed>) = 0 [pid 6278] <... write resumed>) = 18 executing program [pid 6281] setpgid(0, 0 [pid 6279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6278] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6277] <... openat resumed>) = 3 [pid 6281] <... setpgid resumed>) = 0 [pid 6278] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6280] <... openat resumed>) = 3 [pid 6278] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6281] <... openat resumed>) = 3 [pid 6279] <... openat resumed>) = 3 [pid 6278] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6281] write(3, "1000", 4 [pid 6278] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6280] write(3, "1000", 4 [pid 6279] write(3, "1000", 4 [pid 6277] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6281] <... write resumed>) = 4 [pid 6280] <... write resumed>) = 4 [pid 6279] <... write resumed>) = 4 [pid 6278] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6281] close(3 [pid 6279] close(3 [pid 6281] <... close resumed>) = 0 [pid 6280] close(3 [pid 6278] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6281] write(1, "executing program\n", 18 [pid 6280] <... close resumed>) = 0 [pid 6279] <... close resumed>) = 0 [pid 6278] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6281] <... write resumed>) = 18 [pid 6279] write(1, "executing program\n", 18 executing program [pid 6278] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6281] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6280] write(1, "executing program\n", 18 [pid 6279] <... write resumed>) = 18 executing program [pid 6278] <... openat resumed>) = 3 [pid 6281] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6280] <... write resumed>) = 18 [pid 6279] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6281] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6280] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6279] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6278] exit_group(0 [pid 6279] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6281] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6279] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6278] <... exit_group resumed>) = ? [pid 6281] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6279] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6281] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6279] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6281] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6279] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6281] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6279] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6281] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6279] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6281] exit_group(0 [pid 6280] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6279] <... openat resumed>) = 3 [pid 6278] +++ exited with 0 +++ [pid 6281] <... exit_group resumed>) = ? [pid 6280] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6279] exit_group(0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6280] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6279] <... exit_group resumed>) = ? [pid 6280] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6277] <... write resumed>) = 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6277] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6280] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6281] +++ exited with 0 +++ [pid 6279] +++ exited with 0 +++ [pid 6280] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6277] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6280] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6281, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6280] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6277] exit_group(0) = ? ci2-upstream-fs/strace-static-x86_64: Process 6282 attached [pid 6280] <... openat resumed>) = 3 [pid 6282] set_robust_list(0x55556003c6e0, 24 [pid 6280] exit_group(0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6282 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6282] <... set_robust_list resumed>) = 0 [pid 6280] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6282] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6282] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6280] +++ exited with 0 +++ [pid 6277] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6282] <... prctl resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6277, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6282] setpgid(0, 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6282] <... setpgid resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6283 attached ) = 3 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6283 [pid 5604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6284 attached [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6282] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6283] set_robust_list(0x55556003c6e0, 24 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6283] <... set_robust_list resumed>) = 0 [pid 6282] <... write resumed>) = 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6284] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6282] close(3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6284 ci2-upstream-fs/strace-static-x86_64: Process 6285 attached [ 110.554257][ T6277] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6286 attached [pid 6284] rt_sigprocmask(SIG_SETMASK, [] [pid 6283] rt_sigprocmask(SIG_SETMASK, [] [pid 6282] <... close resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6285 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6286] set_robust_list(0x55556003c6e0, 24 [pid 6285] set_robust_list(0x55556003c6e0, 24 [pid 6284] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6286 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6286] <... set_robust_list resumed>) = 0 [pid 6285] <... set_robust_list resumed>) = 0 [pid 6284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6283] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6282] write(1, "executing program\n", 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6286] rt_sigprocmask(SIG_SETMASK, [] [pid 6285] rt_sigprocmask(SIG_SETMASK, [] [pid 6284] <... prctl resumed>) = 0 [pid 6283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6282] <... write resumed>) = 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6286] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6285] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6284] setpgid(0, 0 [pid 6283] <... prctl resumed>) = 0 [pid 6282] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6285] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6284] <... setpgid resumed>) = 0 [pid 6283] setpgid(0, 0 [pid 6282] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6286] <... prctl resumed>) = 0 [pid 6285] <... prctl resumed>) = 0 [pid 6284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6283] <... setpgid resumed>) = 0 [pid 6282] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6286] setpgid(0, 0 [pid 6285] setpgid(0, 0 [pid 6284] <... openat resumed>) = 3 [pid 6283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6286] <... setpgid resumed>) = 0 [pid 6285] <... setpgid resumed>) = 0 [pid 6286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6284] write(3, "1000", 4 [pid 6286] <... openat resumed>) = 3 [pid 6285] <... openat resumed>) = 3 [pid 6284] <... write resumed>) = 4 [pid 6284] close(3) = 0 [pid 6286] write(3, "1000", 4 [pid 6285] write(3, "1000", 4 [pid 6284] write(1, "executing program\n", 18 [pid 6283] <... openat resumed>) = 3 [pid 6282] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6286] <... write resumed>) = 4 [pid 6285] <... write resumed>) = 4 [pid 6284] <... write resumed>) = 18 [pid 6283] write(3, "1000", 4 [pid 6282] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6286] close(3 [pid 6285] close(3 [pid 6284] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6283] <... write resumed>) = 4 [pid 6282] <... openat resumed>) = 3 [pid 6286] <... close resumed>) = 0 [pid 6285] <... close resumed>) = 0 [pid 6284] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6283] close(3) = 0 executing program [pid 6283] write(1, "executing program\n", 18 [pid 6286] write(1, "executing program\n", 18 executing program [pid 6285] write(1, "executing program\n", 18 executing program [pid 6284] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6283] <... write resumed>) = 18 [pid 6282] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6286] <... write resumed>) = 18 [pid 6285] <... write resumed>) = 18 [pid 6284] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6283] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6286] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6285] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6284] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6283] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6286] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6285] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6284] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6286] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6285] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6283] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6284] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6285] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6284] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6283] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6286] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6284] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6286] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6285] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6284] <... openat resumed>) = 3 [pid 6286] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6285] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6283] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6286] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6284] exit_group(0 [pid 6283] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6286] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6285] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6286] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6285] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6284] <... exit_group resumed>) = ? [pid 6285] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6283] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6286] exit_group(0 [pid 6285] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6283] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6282] <... write resumed>) = 31 [pid 6286] <... exit_group resumed>) = ? [pid 6285] exit_group(0 [pid 6284] +++ exited with 0 +++ [pid 6283] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6282] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6283] <... openat resumed>) = 3 [pid 6282] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6285] <... exit_group resumed>) = ? [pid 6283] exit_group(0 [pid 6282] exit_group(0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6283] <... exit_group resumed>) = ? [pid 6282] <... exit_group resumed>) = ? [pid 6286] +++ exited with 0 +++ [pid 6285] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6283] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6283, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6287 attached [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6287] set_robust_list(0x55556003c6e0, 24 [pid 6282] +++ exited with 0 +++ [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6287 [pid 6287] <... set_robust_list resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6289 attached ci2-upstream-fs/strace-static-x86_64: Process 6288 attached [pid 6287] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6289] set_robust_list(0x55556003c6e0, 24 [pid 6288] set_robust_list(0x55556003c6e0, 24 [pid 6287] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6289] <... set_robust_list resumed>) = 0 [pid 6288] <... set_robust_list resumed>) = 0 [pid 6287] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6288 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6289 ci2-upstream-fs/strace-static-x86_64: Process 6290 attached [pid 6289] rt_sigprocmask(SIG_SETMASK, [] [pid 6288] rt_sigprocmask(SIG_SETMASK, [] [pid 6287] <... prctl resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6290] set_robust_list(0x55556003c6e0, 24 [pid 6287] setpgid(0, 0 [pid 6288] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6289] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6290 [pid 6290] <... set_robust_list resumed>) = 0 [pid 6289] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6287] <... setpgid resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6288] <... prctl resumed>) = 0 [pid 6287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6290] rt_sigprocmask(SIG_SETMASK, [] [pid 6289] <... prctl resumed>) = 0 [pid 6288] setpgid(0, 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6290] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6289] setpgid(0, 0 [pid 6288] <... setpgid resumed>) = 0 [pid 6287] <... openat resumed>) = 3 [pid 6289] <... setpgid resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 110.663512][ T6282] gadgetfs: bound to dummy_udc driver [pid 6287] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6291 attached [pid 6290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6287] <... write resumed>) = 4 [pid 6288] <... openat resumed>) = 3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6291 [pid 6289] <... openat resumed>) = 3 [pid 6290] <... prctl resumed>) = 0 [pid 6287] close(3 [pid 6291] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6290] setpgid(0, 0 [pid 6288] write(3, "1000", 4 [pid 6287] <... close resumed>) = 0 [pid 6291] <... set_robust_list resumed>) = 0 [pid 6290] <... setpgid resumed>) = 0 [pid 6289] write(3, "1000", 4 [pid 6287] write(1, "executing program\n", 18 [pid 6291] rt_sigprocmask(SIG_SETMASK, [] [pid 6290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6289] <... write resumed>) = 4 [pid 6288] <... write resumed>) = 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6291] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6290] <... openat resumed>) = 3 [pid 6289] close(3 [pid 6288] close(3 [pid 6287] <... write resumed>) = 18 [pid 6291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6290] write(3, "1000", 4 [pid 6289] <... close resumed>) = 0 [pid 6288] <... close resumed>) = 0 [pid 6287] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6291] <... prctl resumed>) = 0 [pid 6290] <... write resumed>) = 4 [pid 6289] write(1, "executing program\n", 18 executing program [pid 6288] write(1, "executing program\n", 18 [pid 6287] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6291] setpgid(0, 0 [pid 6290] close(3 [pid 6289] <... write resumed>) = 18 [pid 6288] <... write resumed>) = 18 [pid 6287] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6291] <... setpgid resumed>) = 0 [pid 6290] <... close resumed>) = 0 [pid 6289] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6288] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6290] write(1, "executing program\n", 18) = 18 [pid 6288] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6290] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6288] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6287] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6289] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6290] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6289] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6288] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6290] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6289] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6288] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6291] <... openat resumed>) = 3 [pid 6290] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6289] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6287] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6291] write(3, "1000", 4 [pid 6290] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6289] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6288] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6287] <... openat resumed>) = 3 [pid 6291] <... write resumed>) = 4 [pid 6290] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6289] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6288] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6287] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6291] close(3 [pid 6290] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6289] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6288] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6291] <... close resumed>) = 0 [pid 6290] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6289] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6288] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6291] write(1, "executing program\n", 18 executing program [pid 6290] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6289] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6288] <... openat resumed>) = 3 [pid 6291] <... write resumed>) = 18 [pid 6290] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6289] exit_group(0 [pid 6291] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6290] exit_group(0 [pid 6289] <... exit_group resumed>) = ? [pid 6288] exit_group(0 [pid 6287] <... write resumed>) = 31 [pid 6291] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6287] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6291] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6290] <... exit_group resumed>) = ? [pid 6288] <... exit_group resumed>) = ? [pid 6287] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6291] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6287] exit_group(0) = ? [pid 6291] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6289] +++ exited with 0 +++ [pid 6291] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6291] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6290] +++ exited with 0 +++ [pid 6288] +++ exited with 0 +++ [pid 6291] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6291] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6291] <... openat resumed>) = 3 [pid 6291] exit_group(0) = ? [pid 5605] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6291] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6291, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6292 attached [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6293 attached [pid 6287] +++ exited with 0 +++ [pid 6293] set_robust_list(0x55556003c6e0, 24 [pid 6292] set_robust_list(0x55556003c6e0, 24 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6293 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6293] <... set_robust_list resumed>) = 0 [pid 6292] <... set_robust_list resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6292 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6293] rt_sigprocmask(SIG_SETMASK, [] [pid 6292] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6295 attached ci2-upstream-fs/strace-static-x86_64: Process 6294 attached [pid 6293] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6292] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6295] set_robust_list(0x55556003c6e0, 24 [pid 6294] set_robust_list(0x55556003c6e0, 24 [pid 6293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6295 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6294 [pid 6295] <... set_robust_list resumed>) = 0 [pid 6294] <... set_robust_list resumed>) = 0 [pid 6293] <... prctl resumed>) = 0 [pid 6292] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6295] rt_sigprocmask(SIG_SETMASK, [] [pid 6294] rt_sigprocmask(SIG_SETMASK, [] [pid 6293] setpgid(0, 0 [pid 6292] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6295] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6294] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6293] <... setpgid resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6296 attached [pid 6295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6292] <... setpgid resumed>) = 0 [pid 6296] set_robust_list(0x55556003c6e0, 24 [pid 6295] <... prctl resumed>) = 0 [pid 6296] <... set_robust_list resumed>) = 0 [ 110.778587][ T6287] gadgetfs: bound to dummy_udc driver [pid 6295] setpgid(0, 0 [pid 6294] <... prctl resumed>) = 0 [pid 6293] <... openat resumed>) = 3 [pid 6292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6296] rt_sigprocmask(SIG_SETMASK, [] [pid 6295] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6296 [pid 6294] setpgid(0, 0 [pid 6293] write(3, "1000", 4 [pid 6292] <... openat resumed>) = 3 [pid 6296] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6294] <... setpgid resumed>) = 0 [pid 6293] <... write resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6295] <... openat resumed>) = 3 [pid 6294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6293] close(3 [pid 6292] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6296] <... prctl resumed>) = 0 [pid 6295] write(3, "1000", 4 [pid 6294] <... openat resumed>) = 3 [pid 6293] <... close resumed>) = 0 [pid 6292] <... write resumed>) = 4 [pid 6296] setpgid(0, 0 [pid 6295] <... write resumed>) = 4 [pid 6294] write(3, "1000", 4 [pid 6293] write(1, "executing program\n", 18 [pid 6292] close(3 [pid 6296] <... setpgid resumed>) = 0 [pid 6295] close(3 [pid 6294] <... write resumed>) = 4 [pid 6293] <... write resumed>) = 18 executing program [pid 6292] <... close resumed>) = 0 [pid 6296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6295] <... close resumed>) = 0 [pid 6294] close(3 [pid 6293] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6292] write(1, "executing program\n", 18 [pid 6296] <... openat resumed>) = 3 [pid 6295] write(1, "executing program\n", 18 [pid 6294] <... close resumed>) = 0 [pid 6293] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6292] <... write resumed>) = 18 [pid 6295] <... write resumed>) = 18 executing program executing program executing program [pid 6294] write(1, "executing program\n", 18 [pid 6296] write(3, "1000", 4 [pid 6295] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6294] <... write resumed>) = 18 [pid 6293] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6292] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6296] <... write resumed>) = 4 [pid 6295] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6294] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6293] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6292] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6296] close(3 [pid 6295] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6294] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6293] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6292] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6296] <... close resumed>) = 0 [pid 6295] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6294] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6296] write(1, "executing program\n", 18 executing program [pid 6295] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6293] <... openat resumed>) = 3 [pid 6292] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6296] <... write resumed>) = 18 [pid 6294] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6295] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6294] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6296] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6295] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6293] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6292] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6296] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6295] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6294] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6295] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6294] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6295] <... openat resumed>) = 3 [pid 6294] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6292] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6296] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6295] exit_group(0 [pid 6294] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6292] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6296] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6295] <... exit_group resumed>) = ? [pid 6292] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6296] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6292] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6295] +++ exited with 0 +++ [pid 6294] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6294] exit_group(0 [pid 6292] <... openat resumed>) = 3 [pid 6296] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6292] exit_group(0 [pid 6296] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6292] <... exit_group resumed>) = ? [pid 6296] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6294] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6296] exit_group(0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 6296] <... exit_group resumed>) = ? [pid 6292] +++ exited with 0 +++ [pid 6296] +++ exited with 0 +++ [pid 6293] <... write resumed>) = 31 [pid 6294] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6293] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6294, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5607] <... restart_syscall resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6293] <... openat resumed>) = 4 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6293] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 6297 attached [pid 5612] <... restart_syscall resumed>) = 0 [pid 6293] <... exit_group resumed>) = ? [pid 5604] <... restart_syscall resumed>) = 0 [pid 6297] set_robust_list(0x55556003c6e0, 24 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6297] <... set_robust_list resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6297 [pid 6297] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6297] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6297] <... prctl resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6297] setpgid(0, 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6298 attached [pid 6297] <... setpgid resumed>) = 0 [pid 6297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6299 attached [pid 6298] set_robust_list(0x55556003c6e0, 24 [pid 6297] <... openat resumed>) = 3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6298 ci2-upstream-fs/strace-static-x86_64: Process 6300 attached [pid 6299] set_robust_list(0x55556003c6e0, 24 [pid 6298] <... set_robust_list resumed>) = 0 [pid 6297] write(3, "1000", 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6299 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6300 [pid 6300] set_robust_list(0x55556003c6e0, 24 [pid 6299] <... set_robust_list resumed>) = 0 [pid 6298] rt_sigprocmask(SIG_SETMASK, [] [pid 6293] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6297] <... write resumed>) = 4 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6293, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6300] <... set_robust_list resumed>) = 0 [pid 6299] rt_sigprocmask(SIG_SETMASK, [] [pid 6298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6297] close(3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6297] <... close resumed>) = 0 [pid 6300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6299] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6298] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6300] <... prctl resumed>) = 0 [ 110.885229][ T6293] gadgetfs: bound to dummy_udc driver [pid 6299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6298] setpgid(0, 0 [pid 6297] write(1, "executing program\n", 18 [pid 6300] setpgid(0, 0 [pid 6299] <... prctl resumed>) = 0 [pid 6298] <... setpgid resumed>) = 0 executing program [pid 6297] <... write resumed>) = 18 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6300] <... setpgid resumed>) = 0 [pid 6299] setpgid(0, 0 [pid 6298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6297] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6299] <... setpgid resumed>) = 0 [pid 6297] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6298] <... openat resumed>) = 3 [pid 6297] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6298] write(3, "1000", 4 [pid 6300] <... openat resumed>) = 3 [pid 6299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6298] <... write resumed>) = 4 [pid 6298] close(3) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6301 attached [pid 6298] write(1, "executing program\n", 18 [pid 6297] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6301] set_robust_list(0x55556003c6e0, 24 [pid 6300] write(3, "1000", 4 [pid 6299] <... openat resumed>) = 3 [pid 6298] <... write resumed>) = 18 executing program [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6301 [pid 6297] <... openat resumed>) = 3 [pid 6300] <... write resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6301] <... set_robust_list resumed>) = 0 [pid 6300] close(3 [pid 6299] write(3, "1000", 4 [pid 6298] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6297] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6301] rt_sigprocmask(SIG_SETMASK, [] [pid 6300] <... close resumed>) = 0 [pid 6299] <... write resumed>) = 4 [pid 6298] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6299] close(3 [pid 6301] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6300] write(1, "executing program\n", 18 [pid 6299] <... close resumed>) = 0 [pid 6301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6300] <... write resumed>) = 18 [pid 6298] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6301] <... prctl resumed>) = 0 [pid 6300] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6299] write(1, "executing program\n", 18 [pid 6298] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6301] setpgid(0, 0 [pid 6300] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6300] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6299] <... write resumed>) = 18 [pid 6298] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6301] <... setpgid resumed>) = 0 [pid 6299] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6300] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6298] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6299] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6300] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6298] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6297] <... write resumed>) = 31 [pid 6299] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6300] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6299] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6298] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6297] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6301] <... openat resumed>) = 3 [pid 6300] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6299] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6298] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6297] <... openat resumed>) = 4 [pid 6300] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6299] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6298] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6301] write(3, "1000", 4 [pid 6300] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6299] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6298] exit_group(0 [pid 6297] exit_group(0 [pid 6301] <... write resumed>) = 4 [pid 6300] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6299] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6298] <... exit_group resumed>) = ? [pid 6297] <... exit_group resumed>) = ? [pid 6301] close(3 [pid 6300] exit_group(0 [pid 6299] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6300] <... exit_group resumed>) = ? [pid 6299] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6301] <... close resumed>) = 0 [pid 6299] exit_group(0) = ? executing program [pid 6301] write(1, "executing program\n", 18) = 18 [pid 6298] +++ exited with 0 +++ [pid 6300] +++ exited with 0 +++ [pid 6301] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6299] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6301] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6301] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6301] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6301] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6301] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6302 attached [pid 6301] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6302] set_robust_list(0x55556003c6e0, 24 [pid 6301] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6302] <... set_robust_list resumed>) = 0 [pid 6301] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6302 ci2-upstream-fs/strace-static-x86_64: Process 6303 attached [pid 6302] rt_sigprocmask(SIG_SETMASK, [] [pid 6301] exit_group(0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6303 [pid 6297] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6304 attached [pid 6303] set_robust_list(0x55556003c6e0, 24 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6304] set_robust_list(0x55556003c6e0, 24 [pid 6303] <... set_robust_list resumed>) = 0 [pid 6302] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6301] <... exit_group resumed>) = ? [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6304 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6304] <... set_robust_list resumed>) = 0 [pid 6303] rt_sigprocmask(SIG_SETMASK, [] [pid 6302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6304] rt_sigprocmask(SIG_SETMASK, [] [pid 6303] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6302] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6304] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6303] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6302] setpgid(0, 0 [pid 6301] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6303] <... prctl resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6304] <... prctl resumed>) = 0 [pid 6303] setpgid(0, 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 110.988841][ T6297] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6305 attached [pid 6304] setpgid(0, 0 [pid 6303] <... setpgid resumed>) = 0 [pid 6302] <... setpgid resumed>) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6304] <... setpgid resumed>) = 0 [pid 6303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6305] set_robust_list(0x55556003c6e0, 24 [pid 6304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6302] <... openat resumed>) = 3 [pid 6303] <... openat resumed>) = 3 [pid 6305] <... set_robust_list resumed>) = 0 [pid 6304] <... openat resumed>) = 3 [pid 6303] write(3, "1000", 4 [pid 6302] write(3, "1000", 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6305 [pid 6303] <... write resumed>) = 4 [pid 6302] <... write resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... restart_syscall resumed>) = 0 [pid 6305] rt_sigprocmask(SIG_SETMASK, [] [pid 6304] write(3, "1000", 4 [pid 6303] close(3 [pid 6302] close(3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6305] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6304] <... write resumed>) = 4 [pid 6303] <... close resumed>) = 0 [pid 6302] <... close resumed>) = 0 [pid 6304] close(3 [pid 6303] write(1, "executing program\n", 18 [pid 6304] <... close resumed>) = 0 executing program [pid 6303] <... write resumed>) = 18 [pid 6302] write(1, "executing program\n", 18 executing program [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6304] write(1, "executing program\n", 18 [pid 6303] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6302] <... write resumed>) = 18 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6305] <... prctl resumed>) = 0 [pid 6304] <... write resumed>) = 18 [pid 6303] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6302] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6306 attached [pid 6305] setpgid(0, 0 [pid 6304] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6303] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6302] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6306] set_robust_list(0x55556003c6e0, 24 [pid 6305] <... setpgid resumed>) = 0 [pid 6304] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6303] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6302] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6306] <... set_robust_list resumed>) = 0 [pid 6305] <... openat resumed>) = 3 [pid 6304] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6303] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6302] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6306 [pid 6306] rt_sigprocmask(SIG_SETMASK, [] [pid 6304] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6303] <... openat resumed>) = 3 [pid 6306] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6305] write(3, "1000", 4 [pid 6304] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6303] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6302] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6305] <... write resumed>) = 4 [pid 6304] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6302] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6306] <... prctl resumed>) = 0 [pid 6305] close(3 [pid 6304] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6306] setpgid(0, 0 [pid 6305] <... close resumed>) = 0 [pid 6304] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] <... setpgid resumed>) = 0 [pid 6305] write(1, "executing program\n", 18 executing program [pid 6304] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6305] <... write resumed>) = 18 [pid 6306] <... openat resumed>) = 3 [pid 6302] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6306] write(3, "1000", 4 [pid 6305] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6302] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6306] <... write resumed>) = 4 [pid 6305] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6302] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6306] close(3 [pid 6305] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6306] <... close resumed>) = 0 [pid 6306] write(1, "executing program\n", 18) = 18 executing program [pid 6306] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6305] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6304] <... openat resumed>) = 3 [pid 6303] <... write resumed>) = 31 [pid 6302] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6306] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6305] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6304] exit_group(0 [pid 6302] exit_group(0 [pid 6306] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6305] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6304] <... exit_group resumed>) = ? [pid 6303] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6302] <... exit_group resumed>) = ? [pid 6306] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6305] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6303] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6306] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6305] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6305] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6304] +++ exited with 0 +++ [pid 6306] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6303] exit_group(0 [pid 6306] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6305] <... openat resumed>) = 3 [pid 6303] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6304, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6306] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6306] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6302] +++ exited with 0 +++ [pid 6305] exit_group(0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6306] exit_group(0 [pid 6305] <... exit_group resumed>) = ? [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6306] <... exit_group resumed>) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6306] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6305] +++ exited with 0 +++ [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6307 attached [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6307] set_robust_list(0x55556003c6e0, 24 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6307] <... set_robust_list resumed>) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6308 attached [pid 6307] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... restart_syscall resumed>) = 0 [pid 6308] set_robust_list(0x55556003c6e0, 24 [pid 6307] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6307 [pid 6308] <... set_robust_list resumed>) = 0 [pid 6307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6308] rt_sigprocmask(SIG_SETMASK, [] [pid 6307] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6308 ci2-upstream-fs/strace-static-x86_64: Process 6309 attached [pid 6308] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6307] setpgid(0, 0 [pid 6303] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6309] set_robust_list(0x55556003c6e0, 24 [pid 6308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6307] <... setpgid resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6309] <... set_robust_list resumed>) = 0 [pid 6308] <... prctl resumed>) = 0 [pid 6307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6303, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6309 [pid 6309] rt_sigprocmask(SIG_SETMASK, [] [pid 6308] setpgid(0, 0 [pid 6307] <... openat resumed>) = 3 [ 111.100516][ T6303] gadgetfs: bound to dummy_udc driver [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6309] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6308] <... setpgid resumed>) = 0 [pid 6307] write(3, "1000", 4 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6310 attached [pid 6309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6307] <... write resumed>) = 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6310] set_robust_list(0x55556003c6e0, 24 [pid 6309] <... prctl resumed>) = 0 [pid 6308] <... openat resumed>) = 3 [pid 6307] close(3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6310 [pid 6310] <... set_robust_list resumed>) = 0 [pid 6309] setpgid(0, 0 [pid 6308] write(3, "1000", 4 [pid 6307] <... close resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6310] rt_sigprocmask(SIG_SETMASK, [] [pid 6309] <... setpgid resumed>) = 0 [pid 6308] <... write resumed>) = 4 [pid 6307] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6310] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6308] close(3 [pid 6307] <... write resumed>) = 18 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6310] <... prctl resumed>) = 0 [pid 6310] setpgid(0, 0) = 0 [pid 6310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6308] <... close resumed>) = 0 [pid 6307] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6310] <... openat resumed>) = 3 [pid 6310] write(3, "1000", 4) = 4 [pid 6309] <... openat resumed>) = 3 [pid 6308] write(1, "executing program\n", 18 [pid 6307] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6308] <... write resumed>) = 18 executing program [pid 6310] close(3 [pid 6309] write(3, "1000", 4 [pid 6307] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6310] <... close resumed>) = 0 [pid 6308] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6310] write(1, "executing program\n", 18) = 18 [pid 6309] <... write resumed>) = 4 [pid 6308] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6307] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program ci2-upstream-fs/strace-static-x86_64: Process 6311 attached [pid 6310] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6309] close(3 [pid 6308] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6307] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6310] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6309] <... close resumed>) = 0 [pid 6307] <... openat resumed>) = 3 [pid 6311] set_robust_list(0x55556003c6e0, 24 [pid 6310] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6311] <... set_robust_list resumed>) = 0 [pid 6310] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6309] write(1, "executing program\n", 18 [pid 6308] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6307] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6311 executing program [pid 6311] rt_sigprocmask(SIG_SETMASK, [] [pid 6310] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6309] <... write resumed>) = 18 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6310] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6310] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6309] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6308] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6311] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6309] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6310] exit_group(0 [pid 6309] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6308] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6307] <... write resumed>) = 31 [pid 6311] <... prctl resumed>) = 0 [pid 6310] <... exit_group resumed>) = ? [pid 6309] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6307] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6311] setpgid(0, 0 [pid 6307] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6311] <... setpgid resumed>) = 0 [pid 6308] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6308] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6307] exit_group(0 [pid 6311] <... openat resumed>) = 3 [pid 6310] +++ exited with 0 +++ [pid 6308] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6309] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6307] <... exit_group resumed>) = ? [pid 6311] write(3, "1000", 4 [pid 6309] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6308] <... openat resumed>) = 3 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6311] <... write resumed>) = 4 [pid 6311] close(3) = 0 [pid 6309] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6308] exit_group(0 [pid 6309] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6311] write(1, "executing program\n", 18 [pid 6309] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6308] <... exit_group resumed>) = ? [pid 6311] <... write resumed>) = 18 executing program [pid 6311] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6309] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6311] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6311] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6309] exit_group(0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6311] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6309] <... exit_group resumed>) = ? [pid 6308] +++ exited with 0 +++ [pid 6311] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6311] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6309] +++ exited with 0 +++ [pid 6307] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6311] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6311] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6312 attached [pid 6311] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6312] set_robust_list(0x55556003c6e0, 24 [pid 6311] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6312 [pid 6312] <... set_robust_list resumed>) = 0 [pid 6311] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6311] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6312] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6314 attached ci2-upstream-fs/strace-static-x86_64: Process 6313 attached [pid 6312] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6311] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6314] set_robust_list(0x55556003c6e0, 24 [pid 6313] set_robust_list(0x55556003c6e0, 24 [pid 6312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6313 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6314 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6314] <... set_robust_list resumed>) = 0 [pid 6313] <... set_robust_list resumed>) = 0 [pid 6312] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6314] rt_sigprocmask(SIG_SETMASK, [] [pid 6313] rt_sigprocmask(SIG_SETMASK, [] [pid 6312] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6313] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 111.196107][ T6307] gadgetfs: bound to dummy_udc driver [pid 6313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6315 attached [pid 6314] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6312] <... setpgid resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6315] set_robust_list(0x55556003c6e0, 24 [pid 6313] setpgid(0, 0 [pid 6312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6315 [pid 6315] <... set_robust_list resumed>) = 0 [pid 6314] <... prctl resumed>) = 0 [pid 6313] <... setpgid resumed>) = 0 [pid 6312] <... openat resumed>) = 3 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6315] rt_sigprocmask(SIG_SETMASK, [] [pid 6314] setpgid(0, 0 [pid 6313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6312] write(3, "1000", 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6315] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6314] <... setpgid resumed>) = 0 [pid 6313] <... openat resumed>) = 3 [pid 6312] <... write resumed>) = 4 [pid 6315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6312] close(3 [pid 6315] <... prctl resumed>) = 0 [pid 6313] write(3, "1000", 4 [pid 6312] <... close resumed>) = 0 [pid 6315] setpgid(0, 0 [pid 6314] <... openat resumed>) = 3 [pid 6313] <... write resumed>) = 4 [pid 6315] <... setpgid resumed>) = 0 executing program [pid 6312] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 6316 attached [pid 6315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6314] write(3, "1000", 4 [pid 6313] close(3 [pid 6312] <... write resumed>) = 18 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6316 [pid 6316] set_robust_list(0x55556003c6e0, 24 [pid 6314] <... write resumed>) = 4 [pid 6316] <... set_robust_list resumed>) = 0 [pid 6315] <... openat resumed>) = 3 [pid 6314] close(3 [pid 6313] <... close resumed>) = 0 [pid 6312] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6315] write(3, "1000", 4 [pid 6313] write(1, "executing program\n", 18 [pid 6315] <... write resumed>) = 4 [pid 6314] <... close resumed>) = 0 [pid 6313] <... write resumed>) = 18 [pid 6312] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program executing program [pid 6316] rt_sigprocmask(SIG_SETMASK, [] [pid 6315] close(3 [pid 6314] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6316] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6315] <... close resumed>) = 0 [pid 6314] <... write resumed>) = 18 [pid 6313] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6312] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6316] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 6315] write(1, "executing program\n", 18 [pid 6314] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6313] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6312] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6316] <... prctl resumed>) = 0 [pid 6315] <... write resumed>) = 18 [pid 6314] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6313] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6316] setpgid(0, 0 [pid 6315] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6314] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6313] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6312] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6316] <... setpgid resumed>) = 0 [pid 6315] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6314] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6313] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6312] <... openat resumed>) = 3 [pid 6316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6314] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6316] <... openat resumed>) = 3 [pid 6315] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6314] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6313] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6312] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6316] write(3, "1000", 4 [pid 6315] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6314] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6313] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6316] <... write resumed>) = 4 [pid 6314] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] close(3 [pid 6314] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6316] <... close resumed>) = 0 [pid 6315] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6316] write(1, "executing program\n", 18 [pid 6314] <... openat resumed>) = 3 [pid 6313] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6316] <... write resumed>) = 18 [pid 6315] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6313] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6316] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6315] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6314] exit_group(0 [pid 6313] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6316] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6316] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6315] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6314] <... exit_group resumed>) = ? [pid 6313] exit_group(0 [pid 6315] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6313] <... exit_group resumed>) = ? [pid 6316] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6314] +++ exited with 0 +++ [pid 6315] <... openat resumed>) = 3 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6312] <... write resumed>) = 31 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6316] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6315] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6316] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6315] <... exit_group resumed>) = ? [pid 6313] +++ exited with 0 +++ [pid 6312] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6316] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6312] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6316] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6316] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6312] exit_group(0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6316] exit_group(0 [pid 6315] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6317 attached [pid 6316] <... exit_group resumed>) = ? [pid 6312] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6317] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6317 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6317] <... set_robust_list resumed>) = 0 [pid 6317] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6318 attached ci2-upstream-fs/strace-static-x86_64: Process 6319 attached [pid 6317] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6316] +++ exited with 0 +++ [pid 6318] set_robust_list(0x55556003c6e0, 24 [pid 6317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6312] +++ exited with 0 +++ [pid 6319] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6318 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6318] <... set_robust_list resumed>) = 0 [pid 6317] <... prctl resumed>) = 0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6319] <... set_robust_list resumed>) = 0 [pid 6317] setpgid(0, 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6317] <... setpgid resumed>) = 0 [pid 6319] rt_sigprocmask(SIG_SETMASK, [] [pid 6318] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6319 [pid 6319] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6318] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 111.308849][ T6312] gadgetfs: bound to dummy_udc driver [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6312, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6317] <... openat resumed>) = 3 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6318] <... prctl resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6318] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6318] <... setpgid resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6319] <... prctl resumed>) = 0 [pid 6317] write(3, "1000", 4 [pid 6319] setpgid(0, 0 [pid 6317] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6320 attached [pid 6319] <... setpgid resumed>) = 0 [pid 6318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6317] close(3 [pid 6320] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6317] <... close resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6320 [pid 6318] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6321 attached [pid 6320] rt_sigprocmask(SIG_SETMASK, [] [pid 6319] <... openat resumed>) = 3 [pid 6318] write(3, "1000", 4 [pid 6317] write(1, "executing program\n", 18 executing program [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6321] set_robust_list(0x55556003c6e0, 24 [pid 6320] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6318] <... write resumed>) = 4 [pid 6317] <... write resumed>) = 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6321] <... set_robust_list resumed>) = 0 [pid 6320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6319] write(3, "1000", 4 [pid 6318] close(3 [pid 6317] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6321 [pid 6319] <... write resumed>) = 4 [pid 6318] <... close resumed>) = 0 [pid 6317] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6321] rt_sigprocmask(SIG_SETMASK, [] [pid 6320] <... prctl resumed>) = 0 [pid 6319] close(3 [pid 6318] write(1, "executing program\n", 18 [pid 6317] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6321] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6320] setpgid(0, 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6318] <... write resumed>) = 18 [pid 6319] <... close resumed>) = 0 executing program [pid 6318] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6320] <... setpgid resumed>) = 0 [pid 6319] write(1, "executing program\n", 18 [pid 6317] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6318] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6321] <... prctl resumed>) = 0 [pid 6320] <... openat resumed>) = 3 [pid 6319] <... write resumed>) = 18 [pid 6318] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6317] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6321] setpgid(0, 0) = 0 [pid 6320] write(3, "1000", 4) = 4 [pid 6320] close(3 [pid 6318] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6320] <... close resumed>) = 0 [pid 6320] write(1, "executing program\n", 18 [pid 6317] <... openat resumed>) = 3 executing program [pid 6319] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6320] <... write resumed>) = 18 [pid 6318] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6321] <... openat resumed>) = 3 [pid 6320] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6319] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6317] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6318] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6321] write(3, "1000", 4 [pid 6320] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6319] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6320] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6318] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6321] <... write resumed>) = 4 [pid 6318] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6321] close(3 [pid 6320] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6319] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6318] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6321] <... close resumed>) = 0 [pid 6320] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6319] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6318] <... openat resumed>) = 3 [pid 6317] <... write resumed>) = 31 [pid 6321] write(1, "executing program\n", 18 [pid 6320] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6319] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6318] exit_group(0 [pid 6320] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6321] <... write resumed>) = 18 [pid 6320] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6319] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6318] <... exit_group resumed>) = ? [pid 6317] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6321] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6320] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6319] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6317] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6320] <... openat resumed>) = 3 [pid 6318] +++ exited with 0 +++ [pid 6321] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6319] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6317] exit_group(0 [pid 6321] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6320] exit_group(0 [pid 6319] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6317] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6320] <... exit_group resumed>) = ? [pid 6319] exit_group(0 [pid 6320] +++ exited with 0 +++ [pid 6321] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6319] <... exit_group resumed>) = ? [pid 6321] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6317] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6319] +++ exited with 0 +++ [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6317, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... restart_syscall resumed>) = 0 [pid 6321] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6321] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [ 111.432944][ T6317] gadgetfs: bound to dummy_udc driver [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6323 attached ci2-upstream-fs/strace-static-x86_64: Process 6322 attached [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6323] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6323 [pid 6322] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6322 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6321] <... write resumed>) = 31 [pid 6321] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6323] <... set_robust_list resumed>) = 0 [pid 6322] <... set_robust_list resumed>) = 0 [pid 6321] <... openat resumed>) = 4 [pid 6321] exit_group(0 [pid 6323] rt_sigprocmask(SIG_SETMASK, [] [pid 6322] rt_sigprocmask(SIG_SETMASK, [] [pid 6321] <... exit_group resumed>) = ? [pid 6322] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6323] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6322] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6324 attached ci2-upstream-fs/strace-static-x86_64: Process 6325 attached [pid 6323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6322] setpgid(0, 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6324 [pid 6323] <... prctl resumed>) = 0 [pid 6322] <... setpgid resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6325] set_robust_list(0x55556003c6e0, 24 [pid 6324] set_robust_list(0x55556003c6e0, 24 [pid 6323] setpgid(0, 0 [pid 6322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6325 [pid 6325] <... set_robust_list resumed>) = 0 [pid 6324] <... set_robust_list resumed>) = 0 [pid 6323] <... setpgid resumed>) = 0 [pid 6322] <... openat resumed>) = 3 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6325] rt_sigprocmask(SIG_SETMASK, [] [pid 6324] rt_sigprocmask(SIG_SETMASK, [] [pid 6323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6321] +++ exited with 0 +++ [pid 6322] write(3, "1000", 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6325] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6323] <... openat resumed>) = 3 [pid 6322] <... write resumed>) = 4 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6321, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6324] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6323] write(3, "1000", 4 [pid 6322] close(3 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6325] <... prctl resumed>) = 0 [pid 6324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6323] <... write resumed>) = 4 [pid 6322] <... close resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6325] setpgid(0, 0 [pid 6324] <... prctl resumed>) = 0 [pid 6323] close(3 [pid 6322] write(1, "executing program\n", 18 [pid 6325] <... setpgid resumed>) = 0 executing program [pid 6324] setpgid(0, 0 [pid 6323] <... close resumed>) = 0 [pid 6322] <... write resumed>) = 18 [pid 6325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6324] <... setpgid resumed>) = 0 [pid 6323] write(1, "executing program\n", 18 [pid 6325] <... openat resumed>) = 3 [pid 6324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6322] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 6325] write(3, "1000", 4 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6324] <... openat resumed>) = 3 [pid 6323] <... write resumed>) = 18 [pid 6322] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6325] <... write resumed>) = 4 [pid 6323] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6325] close(3) = 0 [pid 6324] write(3, "1000", 4 [pid 6323] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6322] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6324] <... write resumed>) = 4 [pid 6323] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6325] write(1, "executing program\n", 18 [pid 6324] close(3 [pid 6323] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6322] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6324] <... close resumed>) = 0 [pid 6324] write(1, "executing program\n", 18 executing program [pid 6323] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6325] <... write resumed>) = 18 [pid 6324] <... write resumed>) = 18 [pid 6323] <... openat resumed>) = 3 executing program [pid 6324] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6325] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6324] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6323] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [ 111.494157][ T6321] gadgetfs: bound to dummy_udc driver [pid 6322] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 6326 attached [pid 6325] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6324] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6325] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6326] set_robust_list(0x55556003c6e0, 24 [pid 6325] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6322] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6326 [pid 6326] <... set_robust_list resumed>) = 0 [pid 6324] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6322] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6326] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6325] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6324] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6322] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6324] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6322] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6325] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6324] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6322] <... openat resumed>) = 3 [pid 6325] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6324] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6326] <... prctl resumed>) = 0 [pid 6326] setpgid(0, 0) = 0 [pid 6325] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6324] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6323] <... write resumed>) = 31 [pid 6322] exit_group(0 [pid 6325] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6324] exit_group(0 [pid 6322] <... exit_group resumed>) = ? [pid 6326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6325] exit_group(0 [pid 6324] <... exit_group resumed>) = ? [pid 6326] <... openat resumed>) = 3 [pid 6325] <... exit_group resumed>) = ? [pid 6323] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6326] write(3, "1000", 4 [pid 6322] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6326] <... write resumed>) = 4 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6326] close(3) = 0 [pid 6325] +++ exited with 0 +++ [pid 6323] <... openat resumed>) = 4 [pid 6326] write(1, "executing program\n", 18 [pid 6324] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6323] exit_group(0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6323] <... exit_group resumed>) = ? executing program [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6326] <... write resumed>) = 18 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6326] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6326] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6326] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6323] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6323, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6326] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6326] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6326] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6327 attached [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6327 [pid 6327] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 6328 attached ) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6329 [ 111.563716][ T6323] gadgetfs: bound to dummy_udc driver [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6329 attached [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6328 [pid 6327] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6329] set_robust_list(0x55556003c6e0, 24 [pid 6328] set_robust_list(0x55556003c6e0, 24 [pid 6329] <... set_robust_list resumed>) = 0 [pid 6329] rt_sigprocmask(SIG_SETMASK, [] [pid 6328] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6329] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6328] rt_sigprocmask(SIG_SETMASK, [] [pid 6327] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6329] <... prctl resumed>) = 0 [pid 6329] setpgid(0, 0) = 0 [pid 6329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6328] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6327] <... prctl resumed>) = 0 [pid 6329] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6330 attached [pid 6328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6327] setpgid(0, 0 [pid 6326] <... write resumed>) = 31 [pid 6328] <... prctl resumed>) = 0 [pid 6327] <... setpgid resumed>) = 0 [pid 6330] set_robust_list(0x55556003c6e0, 24 [pid 6329] <... write resumed>) = 4 [pid 6326] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6330 [pid 6328] setpgid(0, 0 [pid 6327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6328] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6330] <... set_robust_list resumed>) = 0 [pid 6329] close(3 [pid 6328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6326] <... openat resumed>) = 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6330] rt_sigprocmask(SIG_SETMASK, [] [pid 6329] <... close resumed>) = 0 [pid 6327] <... openat resumed>) = 3 [pid 6330] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6329] write(1, "executing program\n", 18 [pid 6328] <... openat resumed>) = 3 [pid 6326] exit_group(0 [pid 6330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6329] <... write resumed>) = 18 executing program [pid 6329] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6330] <... prctl resumed>) = 0 [pid 6329] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6328] write(3, "1000", 4 [pid 6327] write(3, "1000", 4 [pid 6326] <... exit_group resumed>) = ? [pid 6330] setpgid(0, 0 [pid 6328] <... write resumed>) = 4 [pid 6327] <... write resumed>) = 4 [pid 6329] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6328] close(3 [pid 6327] close(3 [pid 6330] <... setpgid resumed>) = 0 [pid 6328] <... close resumed>) = 0 [pid 6329] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6328] write(1, "executing program\n", 18 [pid 6327] <... close resumed>) = 0 [pid 6326] +++ exited with 0 +++ executing program [pid 6329] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6326, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- executing program [pid 6327] write(1, "executing program\n", 18 [pid 6330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6329] <... openat resumed>) = 3 [pid 6328] <... write resumed>) = 18 [pid 6327] <... write resumed>) = 18 [pid 6330] <... openat resumed>) = 3 [pid 6329] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6328] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6327] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6330] write(3, "1000", 4) = 4 [pid 6330] close(3 [pid 6328] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6327] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6330] <... close resumed>) = 0 [pid 6328] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 6330] write(1, "executing program\n", 18) = 18 [pid 6328] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6327] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6330] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6329] <... write resumed>) = 31 [ 111.632828][ T6326] gadgetfs: bound to dummy_udc driver [pid 6329] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6328] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6330] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6328] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6330] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6329] <... openat resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6331 attached [pid 6328] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6327] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6330] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6331] set_robust_list(0x55556003c6e0, 24 [pid 6330] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6328] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6327] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6331] <... set_robust_list resumed>) = 0 [pid 6329] exit_group(0 [pid 6328] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6331 [pid 6330] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6328] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6330] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6331] rt_sigprocmask(SIG_SETMASK, [] [pid 6330] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6330] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6329] <... exit_group resumed>) = ? [pid 6328] exit_group(0 [pid 6327] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6331] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6330] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6328] <... exit_group resumed>) = ? [pid 6331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6330] exit_group(0 [pid 6327] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6331] setpgid(0, 0 [pid 6330] <... exit_group resumed>) = ? [pid 6327] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] <... setpgid resumed>) = 0 [pid 6327] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6327] <... openat resumed>) = 3 [pid 6328] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6330] +++ exited with 0 +++ [pid 6327] exit_group(0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6331] <... openat resumed>) = 3 [pid 6327] <... exit_group resumed>) = ? [pid 6331] write(3, "1000", 4) = 4 [pid 6331] close(3) = 0 executing program [pid 6331] write(1, "executing program\n", 18) = 18 [pid 6331] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6331] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6331] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6331] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6331] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6331] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6327] +++ exited with 0 +++ [pid 6331] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6331] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6331] <... openat resumed>) = -1 ENOENT (No such file or directory) ci2-upstream-fs/strace-static-x86_64: Process 6332 attached [pid 6331] exit_group(0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6331] <... exit_group resumed>) = ? [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6332] set_robust_list(0x55556003c6e0, 24 [pid 6331] +++ exited with 0 +++ [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6332 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6329] +++ exited with 0 +++ [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6332] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6333 attached [pid 6332] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6329, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6332] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6333 [ 111.688274][ T6329] gadgetfs: bound to dummy_udc driver [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6333] set_robust_list(0x55556003c6e0, 24 [pid 6332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6334 attached [pid 6333] <... set_robust_list resumed>) = 0 [pid 6332] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6334] set_robust_list(0x55556003c6e0, 24 [pid 6332] setpgid(0, 0 [pid 6333] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6332] <... setpgid resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6334] <... set_robust_list resumed>) = 0 [pid 6333] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6334 [pid 6334] rt_sigprocmask(SIG_SETMASK, [] [pid 6333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6332] <... openat resumed>) = 3 [pid 6333] <... prctl resumed>) = 0 [pid 6332] write(3, "1000", 4 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6335 attached [pid 6334] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6333] setpgid(0, 0 [pid 6332] <... write resumed>) = 4 [pid 6335] set_robust_list(0x55556003c6e0, 24 [pid 6334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6333] <... setpgid resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6335 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6336 attached [pid 6335] <... set_robust_list resumed>) = 0 [pid 6334] <... prctl resumed>) = 0 [pid 6333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6332] close(3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6336] set_robust_list(0x55556003c6e0, 24 [pid 6335] rt_sigprocmask(SIG_SETMASK, [] [pid 6334] setpgid(0, 0 [pid 6332] <... close resumed>) = 0 [pid 6333] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6336 [pid 6336] <... set_robust_list resumed>) = 0 [pid 6335] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6334] <... setpgid resumed>) = 0 [pid 6333] write(3, "1000", 4 executing program [pid 6332] write(1, "executing program\n", 18 [pid 6336] rt_sigprocmask(SIG_SETMASK, [] [pid 6335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6333] <... write resumed>) = 4 [pid 6332] <... write resumed>) = 18 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6336] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6335] <... prctl resumed>) = 0 [pid 6334] <... openat resumed>) = 3 [pid 6333] close(3 [pid 6332] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6335] setpgid(0, 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6335] <... setpgid resumed>) = 0 [pid 6334] write(3, "1000", 4 [pid 6333] <... close resumed>) = 0 [pid 6336] <... prctl resumed>) = 0 [pid 6335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6334] <... write resumed>) = 4 [pid 6333] write(1, "executing program\n", 18 [pid 6332] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6336] setpgid(0, 0 [pid 6335] <... openat resumed>) = 3 executing program [pid 6334] close(3 [pid 6333] <... write resumed>) = 18 [pid 6332] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6336] <... setpgid resumed>) = 0 [pid 6334] <... close resumed>) = 0 [pid 6333] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6335] write(3, "1000", 4 [pid 6334] write(1, "executing program\n", 18 [pid 6332] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6333] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6335] <... write resumed>) = 4 executing program [pid 6334] <... write resumed>) = 18 [pid 6336] <... openat resumed>) = 3 [pid 6332] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6335] close(3 [pid 6334] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6333] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6336] write(3, "1000", 4 [pid 6335] <... close resumed>) = 0 [pid 6334] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6333] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6332] <... openat resumed>) = 3 [pid 6336] <... write resumed>) = 4 [pid 6335] write(1, "executing program\n", 18 executing program [pid 6334] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6333] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6336] close(3 [pid 6335] <... write resumed>) = 18 [pid 6334] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6333] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6332] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6336] <... close resumed>) = 0 [pid 6335] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6336] write(1, "executing program\n", 18 [pid 6335] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6334] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6336] <... write resumed>) = 18 executing program [pid 6335] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6334] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6333] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6336] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6334] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6333] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6335] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6335] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6334] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6336] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6333] <... openat resumed>) = 3 [pid 6334] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6335] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6334] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6335] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6334] exit_group(0 [pid 6335] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6336] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6335] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6334] <... exit_group resumed>) = ? [pid 6336] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6335] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6336] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6335] exit_group(0 [pid 6333] exit_group(0) = ? [pid 6335] <... exit_group resumed>) = ? [pid 6336] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6336] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6335] +++ exited with 0 +++ [pid 6334] +++ exited with 0 +++ [pid 6333] +++ exited with 0 +++ [pid 6336] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6334, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6336] <... openat resumed>) = 3 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6336] exit_group(0 [pid 6332] <... write resumed>) = 31 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6332] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6336] <... exit_group resumed>) = ? [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6333, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6332] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6332] exit_group(0) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6336] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6337 attached [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6337 [pid 6337] set_robust_list(0x55556003c6e0, 24 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6337] <... set_robust_list resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6338 attached [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6338 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6338] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6338] <... set_robust_list resumed>) = 0 [pid 6337] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6339 attached [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6339 [pid 6338] rt_sigprocmask(SIG_SETMASK, [] [pid 6337] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6339] set_robust_list(0x55556003c6e0, 24 [pid 6332] +++ exited with 0 +++ [pid 6339] <... set_robust_list resumed>) = 0 [pid 6338] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6332, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6337] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6337] setpgid(0, 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6339] rt_sigprocmask(SIG_SETMASK, [] [pid 6338] <... prctl resumed>) = 0 [pid 6337] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6338] setpgid(0, 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6338] <... setpgid resumed>) = 0 [pid 6339] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6337] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6340 attached ci2-upstream-fs/strace-static-x86_64: Process 6341 attached [pid 6339] <... prctl resumed>) = 0 [pid 6338] <... openat resumed>) = 3 [pid 6337] write(3, "1000", 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6340 [pid 6341] set_robust_list(0x55556003c6e0, 24 [pid 6340] set_robust_list(0x55556003c6e0, 24 [pid 6339] setpgid(0, 0 [pid 6338] write(3, "1000", 4 [pid 6337] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6341 [ 111.808978][ T6332] gadgetfs: bound to dummy_udc driver [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6341] <... set_robust_list resumed>) = 0 [pid 6340] <... set_robust_list resumed>) = 0 [pid 6339] <... setpgid resumed>) = 0 [pid 6338] <... write resumed>) = 4 [pid 6337] close(3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6341] rt_sigprocmask(SIG_SETMASK, [] [pid 6340] rt_sigprocmask(SIG_SETMASK, [] [pid 6338] close(3 [pid 6337] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6341] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6340] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6338] <... close resumed>) = 0 [pid 6337] write(1, "executing program\n", 18 [pid 6341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6338] write(1, "executing program\n", 18 [pid 6337] <... write resumed>) = 18 [pid 6338] <... write resumed>) = 18 [pid 6341] <... prctl resumed>) = 0 [pid 6340] <... prctl resumed>) = 0 [pid 6337] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6341] setpgid(0, 0 executing program executing program [pid 6340] setpgid(0, 0 [pid 6338] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6341] <... setpgid resumed>) = 0 [pid 6340] <... setpgid resumed>) = 0 [pid 6339] <... openat resumed>) = 3 [pid 6341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6338] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6337] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6341] <... openat resumed>) = 3 [pid 6340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6339] write(3, "1000", 4 [pid 6338] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6337] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6341] write(3, "1000", 4 [pid 6340] <... openat resumed>) = 3 [pid 6338] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6337] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6339] <... write resumed>) = 4 [pid 6341] <... write resumed>) = 4 [pid 6341] close(3 [pid 6338] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6341] <... close resumed>) = 0 [pid 6340] write(3, "1000", 4 [pid 6339] close(3 [pid 6337] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6341] write(1, "executing program\n", 18 [pid 6340] <... write resumed>) = 4 [pid 6339] <... close resumed>) = 0 [pid 6338] <... openat resumed>) = 3 [pid 6337] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6341] <... write resumed>) = 18 [pid 6340] close(3 [pid 6339] write(1, "executing program\n", 18 [pid 6338] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6339] <... write resumed>) = 18 [pid 6337] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6341] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6340] <... close resumed>) = 0 [pid 6341] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6340] write(1, "executing program\n", 18 [pid 6341] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6340] <... write resumed>) = 18 executing program executing program executing program [pid 6341] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6340] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6339] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6337] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6339] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6337] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6341] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6340] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6341] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6340] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6339] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6337] <... openat resumed>) = 3 [pid 6341] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6340] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6341] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6340] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6341] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6339] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6337] exit_group(0 [pid 6340] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6341] exit_group(0 [pid 6340] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6340] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6341] <... exit_group resumed>) = ? [pid 6340] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6339] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6337] <... exit_group resumed>) = ? [pid 6340] exit_group(0 [pid 6339] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6341] +++ exited with 0 +++ [pid 6340] <... exit_group resumed>) = ? [pid 6339] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6337] +++ exited with 0 +++ [pid 6339] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6340] +++ exited with 0 +++ [pid 6338] <... write resumed>) = 31 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6339] <... openat resumed>) = 3 [pid 6338] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6339] exit_group(0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6339] <... exit_group resumed>) = ? [pid 6338] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6338] exit_group(0) = ? ci2-upstream-fs/strace-static-x86_64: Process 6344 attached ci2-upstream-fs/strace-static-x86_64: Process 6343 attached ci2-upstream-fs/strace-static-x86_64: Process 6342 attached [pid 6339] +++ exited with 0 +++ [pid 6338] +++ exited with 0 +++ [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6342 [pid 6343] set_robust_list(0x55556003c6e0, 24 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6344] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6343] <... set_robust_list resumed>) = 0 [pid 6344] <... set_robust_list resumed>) = 0 [pid 6342] set_robust_list(0x55556003c6e0, 24 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6338, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6343 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6344 [pid 6343] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6344] rt_sigprocmask(SIG_SETMASK, [] [pid 6342] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6343] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6344] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6342] rt_sigprocmask(SIG_SETMASK, [] [pid 6343] <... prctl resumed>) = 0 [pid 6344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6343] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6344] <... prctl resumed>) = 0 [pid 6342] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6344] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6344] <... setpgid resumed>) = 0 [pid 6342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6343] <... setpgid resumed>) = 0 [pid 6343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6343] <... openat resumed>) = 3 [pid 6342] <... prctl resumed>) = 0 [pid 6343] write(3, "1000", 4) = 4 [pid 6343] close(3) = 0 [pid 6343] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 6346 attached ci2-upstream-fs/strace-static-x86_64: Process 6345 attached [pid 6344] <... openat resumed>) = 3 [pid 6342] setpgid(0, 0 [pid 6344] write(3, "1000", 4 [pid 6342] <... setpgid resumed>) = 0 [pid 6346] set_robust_list(0x55556003c6e0, 24 [pid 6343] <... write resumed>) = 18 executing program [ 111.911946][ T6338] gadgetfs: bound to dummy_udc driver [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6346 [pid 6346] <... set_robust_list resumed>) = 0 [pid 6345] set_robust_list(0x55556003c6e0, 24 [pid 6344] <... write resumed>) = 4 [pid 6343] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6345 [pid 6346] rt_sigprocmask(SIG_SETMASK, [] [pid 6345] <... set_robust_list resumed>) = 0 [pid 6344] close(3 [pid 6343] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6344] <... close resumed>) = 0 [pid 6346] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6345] rt_sigprocmask(SIG_SETMASK, [] [pid 6343] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6344] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6345] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6344] <... write resumed>) = 18 [pid 6343] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6342] <... openat resumed>) = 3 [pid 6346] <... prctl resumed>) = 0 [pid 6345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6344] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6342] write(3, "1000", 4 [pid 6346] setpgid(0, 0) = 0 [pid 6345] <... prctl resumed>) = 0 [pid 6344] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6343] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6342] <... write resumed>) = 4 [pid 6346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6345] setpgid(0, 0 [pid 6344] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6342] close(3 [pid 6345] <... setpgid resumed>) = 0 [pid 6345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6344] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6342] <... close resumed>) = 0 [pid 6345] <... openat resumed>) = 3 [pid 6342] write(1, "executing program\n", 18 executing program [pid 6344] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6342] <... write resumed>) = 18 [pid 6345] write(3, "1000", 4 [pid 6344] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6342] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6346] <... openat resumed>) = 3 [pid 6345] <... write resumed>) = 4 [pid 6346] write(3, "1000", 4 [pid 6343] <... openat resumed>) = 3 [pid 6346] <... write resumed>) = 4 [pid 6345] close(3 [pid 6344] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6343] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6342] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6346] close(3 [pid 6345] <... close resumed>) = 0 [pid 6344] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6342] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6346] <... close resumed>) = 0 [pid 6345] write(1, "executing program\n", 18 [pid 6344] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6342] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6345] <... write resumed>) = 18 [pid 6344] <... openat resumed>) = 3 [pid 6345] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6342] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6346] write(1, "executing program\n", 18 [pid 6345] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6342] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6346] <... write resumed>) = 18 [pid 6345] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6346] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6344] exit_group(0) = ? executing program [pid 6342] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6346] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6342] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6342] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6342] exit_group(0) = ? [pid 6346] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6345] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6344] +++ exited with 0 +++ [pid 6343] <... write resumed>) = 31 [pid 6346] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6345] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6342] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6346] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6345] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6343] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6346] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6345] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6343] <... openat resumed>) = 4 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... restart_syscall resumed>) = 0 [pid 6346] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6345] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6343] exit_group(0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6346] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6345] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6343] <... exit_group resumed>) = ? [pid 6346] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6345] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6346] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6345] exit_group(0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6346] exit_group(0 [pid 6345] <... exit_group resumed>) = ? [pid 6346] <... exit_group resumed>) = ? [pid 6345] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6348 attached [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6347 ci2-upstream-fs/strace-static-x86_64: Process 6347 attached [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6348] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6348 [pid 6348] <... set_robust_list resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6348] rt_sigprocmask(SIG_SETMASK, [] [pid 6347] set_robust_list(0x55556003c6e0, 24 [pid 6348] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6347] <... set_robust_list resumed>) = 0 [pid 6346] +++ exited with 0 +++ [pid 6348] <... prctl resumed>) = 0 [pid 6347] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6348] setpgid(0, 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6348] <... setpgid resumed>) = 0 [pid 6347] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6343] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6348] write(3, "1000", 4 [pid 6347] <... prctl resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6343, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6348] <... write resumed>) = 4 [pid 6347] setpgid(0, 0 [pid 6348] close(3 [pid 6347] <... setpgid resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6348] <... close resumed>) = 0 [pid 6347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6348] write(1, "executing program\n", 18 [pid 6347] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6348] <... write resumed>) = 18 [pid 6347] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6349 attached [pid 6348] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6347] <... write resumed>) = 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6349] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6349 [pid 6348] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6347] close(3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6349] <... set_robust_list resumed>) = 0 [pid 6347] <... close resumed>) = 0 [pid 6348] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6347] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6347] <... write resumed>) = 18 executing program [pid 6347] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [ 112.018843][ T6343] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6350 attached [pid 6349] rt_sigprocmask(SIG_SETMASK, [] [pid 6348] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6347] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 6351 attached [pid 6350] set_robust_list(0x55556003c6e0, 24 [pid 6349] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6348] <... openat resumed>) = 3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6351 [pid 6351] set_robust_list(0x55556003c6e0, 24 [pid 6350] <... set_robust_list resumed>) = 0 [pid 6349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6347] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6350 [pid 6348] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6351] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6351] rt_sigprocmask(SIG_SETMASK, [] [pid 6350] rt_sigprocmask(SIG_SETMASK, [] [pid 6349] <... prctl resumed>) = 0 [pid 6347] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6351] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6350] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6349] setpgid(0, 0 [pid 6347] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6349] <... setpgid resumed>) = 0 [pid 6351] <... prctl resumed>) = 0 [pid 6350] <... prctl resumed>) = 0 [pid 6349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6351] setpgid(0, 0 [pid 6350] setpgid(0, 0 [pid 6349] <... openat resumed>) = 3 [pid 6347] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6351] <... setpgid resumed>) = 0 [pid 6350] <... setpgid resumed>) = 0 [pid 6347] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6349] write(3, "1000", 4 [pid 6347] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6349] <... write resumed>) = 4 [pid 6347] <... openat resumed>) = 3 [pid 6351] <... openat resumed>) = 3 [pid 6350] <... openat resumed>) = 3 [pid 6349] close(3 [pid 6347] exit_group(0 [pid 6351] write(3, "1000", 4 [pid 6349] <... close resumed>) = 0 [pid 6351] <... write resumed>) = 4 [pid 6350] write(3, "1000", 4 [pid 6351] close(3 [pid 6350] <... write resumed>) = 4 executing program [pid 6349] write(1, "executing program\n", 18 [pid 6351] <... close resumed>) = 0 [pid 6350] close(3 [pid 6349] <... write resumed>) = 18 [pid 6347] <... exit_group resumed>) = ? [pid 6351] write(1, "executing program\n", 18 [pid 6350] <... close resumed>) = 0 executing program [pid 6349] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6351] <... write resumed>) = 18 executing program [pid 6350] write(1, "executing program\n", 18 [pid 6349] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6351] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6350] <... write resumed>) = 18 [pid 6349] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6351] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6350] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6349] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6347] +++ exited with 0 +++ [pid 6351] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6350] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6349] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6351] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6350] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6349] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6348] <... write resumed>) = 31 [pid 6351] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6350] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6349] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6351] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6349] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6349] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6351] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6350] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6349] <... openat resumed>) = 3 [pid 6351] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6351] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6350] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6349] exit_group(0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6351] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6350] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6349] <... exit_group resumed>) = ? [pid 6348] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6350] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6350] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6348] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6351] exit_group(0 [pid 6350] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6350] exit_group(0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6351] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6350] <... exit_group resumed>) = ? [pid 6349] +++ exited with 0 +++ [pid 6348] exit_group(0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6348] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6350] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6352 attached ci2-upstream-fs/strace-static-x86_64: Process 6353 attached [pid 6351] +++ exited with 0 +++ [pid 6348] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6353 [pid 5612] <... restart_syscall resumed>) = 0 [pid 6353] set_robust_list(0x55556003c6e0, 24 [pid 6352] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6352 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6352] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6353] <... set_robust_list resumed>) = 0 [pid 6352] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6353] rt_sigprocmask(SIG_SETMASK, [] [pid 6352] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6353] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6352] <... prctl resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6352] setpgid(0, 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6355 attached ci2-upstream-fs/strace-static-x86_64: Process 6354 attached [pid 6353] <... prctl resumed>) = 0 [pid 6352] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6354 [pid 6355] set_robust_list(0x55556003c6e0, 24 [pid 6354] set_robust_list(0x55556003c6e0, 24 [pid 6353] setpgid(0, 0 [pid 6352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6356 attached [pid 6355] <... set_robust_list resumed>) = 0 [pid 6354] <... set_robust_list resumed>) = 0 [pid 6353] <... setpgid resumed>) = 0 [pid 6352] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6355 [pid 6356] set_robust_list(0x55556003c6e0, 24 [pid 6355] rt_sigprocmask(SIG_SETMASK, [] [pid 6356] <... set_robust_list resumed>) = 0 [pid 6354] rt_sigprocmask(SIG_SETMASK, [] [pid 6353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6352] write(3, "1000", 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6356 [pid 6355] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6356] rt_sigprocmask(SIG_SETMASK, [] [pid 6354] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6353] <... openat resumed>) = 3 [pid 6352] <... write resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6355] <... prctl resumed>) = 0 [pid 6354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6353] write(3, "1000", 4 [pid 6356] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6355] setpgid(0, 0 [pid 6354] <... prctl resumed>) = 0 [pid 6352] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 112.119437][ T6348] gadgetfs: bound to dummy_udc driver [pid 6356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6355] <... setpgid resumed>) = 0 [pid 6354] setpgid(0, 0 [pid 6353] <... write resumed>) = 4 [pid 6352] <... close resumed>) = 0 [pid 6356] <... prctl resumed>) = 0 [pid 6355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6354] <... setpgid resumed>) = 0 [pid 6353] close(3 executing program [pid 6352] write(1, "executing program\n", 18 [pid 6356] setpgid(0, 0 [pid 6354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6353] <... close resumed>) = 0 [pid 6355] <... openat resumed>) = 3 [pid 6352] <... write resumed>) = 18 [pid 6356] <... setpgid resumed>) = 0 [pid 6355] write(3, "1000", 4 [pid 6354] <... openat resumed>) = 3 [pid 6353] write(1, "executing program\n", 18 [pid 6355] <... write resumed>) = 4 [pid 6354] write(3, "1000", 4 [pid 6355] close(3 [pid 6353] <... write resumed>) = 18 executing program [pid 6355] <... close resumed>) = 0 [pid 6354] <... write resumed>) = 4 [pid 6353] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6352] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6356] <... openat resumed>) = 3 [pid 6355] write(1, "executing program\n", 18 [pid 6354] close(3 [pid 6353] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6352] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6356] write(3, "1000", 4 [pid 6355] <... write resumed>) = 18 [pid 6354] <... close resumed>) = 0 [pid 6353] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6352] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6356] <... write resumed>) = 4 [pid 6355] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6354] write(1, "executing program\n", 18 [pid 6353] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6352] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6356] close(3 [pid 6355] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6354] <... write resumed>) = 18 [pid 6353] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6352] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6356] <... close resumed>) = 0 [pid 6355] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6354] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6356] write(1, "executing program\n", 18 [pid 6355] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6354] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6353] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6352] <... openat resumed>) = 3 executing program [pid 6356] <... write resumed>) = 18 [pid 6355] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6354] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6353] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6352] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6356] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6355] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6353] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6354] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6353] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6356] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6355] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6356] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6355] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6356] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6355] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6354] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6353] <... openat resumed>) = 3 [pid 6356] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6355] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6354] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6353] exit_group(0 [pid 6356] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6354] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6353] <... exit_group resumed>) = ? [pid 6356] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6355] exit_group(0 [pid 6356] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6355] <... exit_group resumed>) = ? [pid 6354] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6353] +++ exited with 0 +++ [pid 6352] <... write resumed>) = 31 [pid 6356] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6354] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6356] <... openat resumed>) = 3 [pid 6355] +++ exited with 0 +++ [pid 6354] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6352] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6356] exit_group(0 [pid 6354] exit_group(0 [pid 6356] <... exit_group resumed>) = ? [pid 6354] <... exit_group resumed>) = ? [pid 6352] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6352] exit_group(0) = ? [pid 6356] +++ exited with 0 +++ [pid 6354] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556003c6d0) = 6357 ci2-upstream-fs/strace-static-x86_64: Process 6358 attached ci2-upstream-fs/strace-static-x86_64: Process 6357 attached [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6357] set_robust_list(0x55556003c6e0, 24 [pid 6358] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6358 [pid 6358] <... set_robust_list resumed>) = 0 [pid 6358] rt_sigprocmask(SIG_SETMASK, [] [pid 6357] <... set_robust_list resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6358] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6357] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6357] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6358] <... prctl resumed>) = 0 [pid 6357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6352] +++ exited with 0 +++ [pid 6358] setpgid(0, 0 [pid 6357] <... prctl resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6352, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6358] <... setpgid resumed>) = 0 [pid 6357] setpgid(0, 0 [pid 6358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6357] <... setpgid resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6358] <... openat resumed>) = 3 [ 112.221865][ T6352] gadgetfs: bound to dummy_udc driver [pid 6357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6358] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6360 attached ci2-upstream-fs/strace-static-x86_64: Process 6359 attached ) = 4 [pid 6357] write(3, "1000", 4 [pid 6360] set_robust_list(0x55556003c6e0, 24 [pid 6359] set_robust_list(0x55556003c6e0, 24 [pid 6358] close(3 [pid 6357] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6360 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6359 [pid 6360] <... set_robust_list resumed>) = 0 [pid 6359] <... set_robust_list resumed>) = 0 [pid 6358] <... close resumed>) = 0 [pid 6357] close(3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 6360] rt_sigprocmask(SIG_SETMASK, [] [pid 6359] rt_sigprocmask(SIG_SETMASK, [] [pid 6358] write(1, "executing program\n", 18 [pid 6357] <... close resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6360] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6358] <... write resumed>) = 18 [pid 6357] write(1, "executing program\n", 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6359] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6358] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6357] <... write resumed>) = 18 [pid 6360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6359] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6361 attached [pid 6360] <... prctl resumed>) = 0 [pid 6359] setpgid(0, 0 [pid 6357] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6361] set_robust_list(0x55556003c6e0, 24 [pid 6360] setpgid(0, 0 [pid 6359] <... setpgid resumed>) = 0 [pid 6358] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6361 [pid 6361] <... set_robust_list resumed>) = 0 [pid 6360] <... setpgid resumed>) = 0 [pid 6359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6358] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6357] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6361] rt_sigprocmask(SIG_SETMASK, [] [pid 6360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6359] <... openat resumed>) = 3 [pid 6361] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6360] <... openat resumed>) = 3 [pid 6358] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6359] write(3, "1000", 4 [pid 6357] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6360] write(3, "1000", 4 [pid 6361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6359] <... write resumed>) = 4 [pid 6358] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6357] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6361] <... prctl resumed>) = 0 [pid 6360] <... write resumed>) = 4 [pid 6359] close(3 [pid 6358] <... openat resumed>) = 3 [pid 6357] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6361] setpgid(0, 0 [pid 6360] close(3 [pid 6359] <... close resumed>) = 0 [pid 6361] <... setpgid resumed>) = 0 [pid 6360] <... close resumed>) = 0 [pid 6359] write(1, "executing program\n", 18 executing program [pid 6358] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6357] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6360] write(1, "executing program\n", 18 [pid 6359] <... write resumed>) = 18 executing program [pid 6361] <... openat resumed>) = 3 [pid 6360] <... write resumed>) = 18 [pid 6357] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6359] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6361] write(3, "1000", 4 [pid 6360] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6357] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6361] <... write resumed>) = 4 [pid 6357] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6361] close(3 [pid 6358] <... write resumed>) = 31 [pid 6361] <... close resumed>) = 0 [pid 6357] <... openat resumed>) = 3 [pid 6361] write(1, "executing program\n", 18 [pid 6360] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6359] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6361] <... write resumed>) = 18 [pid 6360] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6359] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6357] exit_group(0 executing program [pid 6358] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6361] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6359] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6357] <... exit_group resumed>) = ? [pid 6361] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6360] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6358] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6359] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6358] exit_group(0 [pid 6361] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6360] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6359] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6358] <... exit_group resumed>) = ? [pid 6361] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6357] +++ exited with 0 +++ [pid 6360] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6361] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6359] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6358] +++ exited with 0 +++ [pid 6360] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6361] <... openat resumed>) = 3 [pid 6360] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6359] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6360] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6361] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6360] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6359] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6360] exit_group(0 [pid 6359] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6360] <... exit_group resumed>) = ? [ 112.327669][ T6358] gadgetfs: bound to dummy_udc driver [pid 6361] <... write resumed>) = 31 [pid 6359] exit_group(0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6361] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6360] +++ exited with 0 +++ [pid 6359] <... exit_group resumed>) = ? [pid 6361] <... openat resumed>) = 4 [pid 6361] exit_group(0) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6364 attached ci2-upstream-fs/strace-static-x86_64: Process 6363 attached ci2-upstream-fs/strace-static-x86_64: Process 6362 attached [pid 6361] +++ exited with 0 +++ [pid 6359] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6361, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6359, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6364] set_robust_list(0x55556003c6e0, 24 [pid 6363] set_robust_list(0x55556003c6e0, 24 [pid 6362] set_robust_list(0x55556003c6e0, 24 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6364 [pid 6364] <... set_robust_list resumed>) = 0 [pid 6363] <... set_robust_list resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6362 [pid 6362] <... set_robust_list resumed>) = 0 [pid 6362] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6364] rt_sigprocmask(SIG_SETMASK, [] [pid 6363] rt_sigprocmask(SIG_SETMASK, [] [pid 6362] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6363 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6364] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6363] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6362] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6362] setpgid(0, 0 [pid 6364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6362] <... setpgid resumed>) = 0 [pid 6363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6362] write(3, "1000", 4) = 4 [pid 6362] close(3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6364] <... prctl resumed>) = 0 [pid 6363] <... prctl resumed>) = 0 [pid 6363] setpgid(0, 0 [pid 6362] <... close resumed>) = 0 [pid 6363] <... setpgid resumed>) = 0 [pid 6362] write(1, "executing program\n", 18) = 18 executing program [pid 6363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6362] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 6365 attached [pid 6364] setpgid(0, 0 [pid 6363] <... openat resumed>) = 3 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6365] set_robust_list(0x55556003c6e0, 24 [pid 6364] <... setpgid resumed>) = 0 [pid 6363] write(3, "1000", 4 [pid 6362] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6365 [pid 6365] <... set_robust_list resumed>) = 0 [pid 6364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6363] <... write resumed>) = 4 [pid 6362] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6365] rt_sigprocmask(SIG_SETMASK, [] [pid 6364] <... openat resumed>) = 3 [pid 6363] close(3 [pid 6362] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6363] <... close resumed>) = 0 [pid 6364] write(3, "1000", 4) = 4 [pid 6362] <... openat resumed>) = 3 [pid 6365] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6364] close(3 [pid 6363] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6364] <... close resumed>) = 0 executing program [ 112.368498][ T6361] gadgetfs: bound to dummy_udc driver [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6362] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6365] <... prctl resumed>) = 0 [pid 6364] write(1, "executing program\n", 18 [pid 6363] <... write resumed>) = 18 [pid 6364] <... write resumed>) = 18 executing program [pid 6364] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6364] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6363] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 6366 attached [pid 6365] setpgid(0, 0 [pid 6362] <... write resumed>) = 31 [pid 6363] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6366] set_robust_list(0x55556003c6e0, 24 [pid 6365] <... setpgid resumed>) = 0 [pid 6364] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6363] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6362] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6366] <... set_robust_list resumed>) = 0 [pid 6365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6363] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6366 [pid 6366] rt_sigprocmask(SIG_SETMASK, [] [pid 6364] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6363] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6365] <... openat resumed>) = 3 [pid 6364] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6366] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6363] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6362] <... openat resumed>) = 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6363] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6366] <... prctl resumed>) = 0 [pid 6365] write(3, "1000", 4 [pid 6364] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6363] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6362] exit_group(0 [pid 6366] setpgid(0, 0 [pid 6365] <... write resumed>) = 4 [pid 6364] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6363] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6362] <... exit_group resumed>) = ? [pid 6366] <... setpgid resumed>) = 0 [pid 6365] close(3 [pid 6364] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6363] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6365] <... close resumed>) = 0 [pid 6364] <... openat resumed>) = 3 [pid 6363] exit_group(0 [pid 6366] <... openat resumed>) = 3 [pid 6365] write(1, "executing program\n", 18 [pid 6364] exit_group(0 [pid 6363] <... exit_group resumed>) = ? [pid 6365] <... write resumed>) = 18 [pid 6364] <... exit_group resumed>) = ? [pid 6366] write(3, "1000", 4 [pid 6365] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6366] <... write resumed>) = 4 [pid 6365] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6363] +++ exited with 0 +++ executing program [pid 6366] close(3 [pid 6365] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6366] <... close resumed>) = 0 [pid 6365] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6364] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6366] write(1, "executing program\n", 18 executing program [pid 6365] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6362] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6366] <... write resumed>) = 18 [pid 6365] <... openat resumed>) = 3 [pid 6366] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6365] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6366] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... restart_syscall resumed>) = 0 [pid 6366] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... restart_syscall resumed>) = 0 [pid 6366] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6366] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 6367 attached ) = -1 EBUSY (Device or resource busy) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6367 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6367] set_robust_list(0x55556003c6e0, 24 [pid 6366] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6367] <... set_robust_list resumed>) = 0 [pid 6366] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [ 112.440949][ T6362] gadgetfs: bound to dummy_udc driver [pid 6367] rt_sigprocmask(SIG_SETMASK, [] [pid 6366] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6367] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6367] setpgid(0, 0) = 0 [pid 6366] <... openat resumed>) = 3 [pid 6367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6365] <... write resumed>) = 31 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6368 attached [pid 6366] exit_group(0 [pid 6367] <... openat resumed>) = 3 [pid 6366] <... exit_group resumed>) = ? [pid 6368] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6368 [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6369 attached [pid 6368] <... set_robust_list resumed>) = 0 [pid 6367] write(3, "1000", 4 [pid 6366] +++ exited with 0 +++ [pid 6365] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6369] set_robust_list(0x55556003c6e0, 24 [pid 6368] rt_sigprocmask(SIG_SETMASK, [] [pid 6367] <... write resumed>) = 4 [pid 6365] <... openat resumed>) = 4 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6369 [pid 6369] <... set_robust_list resumed>) = 0 [pid 6368] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6367] close(3 [pid 6365] exit_group(0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6369] rt_sigprocmask(SIG_SETMASK, [] [pid 6368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6367] <... close resumed>) = 0 [pid 6365] <... exit_group resumed>) = ? [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6369] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6368] <... prctl resumed>) = 0 [pid 6367] write(1, "executing program\n", 18 executing program [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6368] setpgid(0, 0 [pid 6367] <... write resumed>) = 18 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6369] <... prctl resumed>) = 0 [pid 6368] <... setpgid resumed>) = 0 [pid 6367] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6369] setpgid(0, 0 [pid 6368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6369] <... setpgid resumed>) = 0 [ 112.502121][ T6365] gadgetfs: bound to dummy_udc driver [pid 6369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6367] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6369] <... openat resumed>) = 3 [pid 6368] <... openat resumed>) = 3 [pid 6365] +++ exited with 0 +++ [pid 6367] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6369] write(3, "1000", 4 [pid 6367] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6365, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6369] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6370 attached [pid 6369] close(3 [pid 6368] write(3, "1000", 4 [pid 6367] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6370] set_robust_list(0x55556003c6e0, 24 [pid 6369] <... close resumed>) = 0 [pid 6368] <... write resumed>) = 4 [pid 6367] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6370] <... set_robust_list resumed>) = 0 [pid 6369] write(1, "executing program\n", 18 [pid 6368] close(3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6370 executing program [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6370] rt_sigprocmask(SIG_SETMASK, [] [pid 6369] <... write resumed>) = 18 [pid 6368] <... close resumed>) = 0 [pid 6367] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6370] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6369] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6368] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program ci2-upstream-fs/strace-static-x86_64: Process 6371 attached [pid 6370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6369] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6368] <... write resumed>) = 18 [pid 6371] set_robust_list(0x55556003c6e0, 24 [pid 6370] <... prctl resumed>) = 0 [pid 6369] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6368] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6371 [pid 6371] <... set_robust_list resumed>) = 0 [pid 6370] setpgid(0, 0 [pid 6371] rt_sigprocmask(SIG_SETMASK, [] [pid 6369] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6370] <... setpgid resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6371] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6369] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6370] <... openat resumed>) = 3 [pid 6369] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6368] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6371] setpgid(0, 0 [pid 6370] write(3, "1000", 4 [pid 6369] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6371] <... setpgid resumed>) = 0 [pid 6371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6370] <... write resumed>) = 4 [pid 6368] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6368] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6370] close(3 [pid 6371] <... openat resumed>) = 3 [pid 6369] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6368] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6367] <... write resumed>) = 31 [pid 6371] write(3, "1000", 4 [pid 6370] <... close resumed>) = 0 [pid 6369] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6371] <... write resumed>) = 4 executing program [pid 6370] write(1, "executing program\n", 18 [pid 6371] close(3 [pid 6370] <... write resumed>) = 18 [pid 6369] <... openat resumed>) = 3 [pid 6368] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6367] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6371] <... close resumed>) = 0 [pid 6370] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6369] exit_group(0 [pid 6368] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6367] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6371] write(1, "executing program\n", 18 [pid 6369] <... exit_group resumed>) = ? executing program [pid 6371] <... write resumed>) = 18 [pid 6370] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6368] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6367] exit_group(0 [pid 6371] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6370] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6369] +++ exited with 0 +++ [pid 6368] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6367] <... exit_group resumed>) = ? [pid 6370] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6368] exit_group(0 [pid 6371] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6369, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6368] <... exit_group resumed>) = ? [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6371] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6370] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6368] +++ exited with 0 +++ [pid 6370] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6371] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6370] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6371] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6370] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] <... restart_syscall resumed>) = 0 [pid 6370] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6368, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 6371] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6370] <... openat resumed>) = 3 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6371] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6371] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6370] exit_group(0 [pid 6367] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6371] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6370] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6367, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6371] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6370] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6372 attached [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6372] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6372 [ 112.572815][ T6367] gadgetfs: bound to dummy_udc driver [pid 6371] exit_group(0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6373 [pid 5604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6373 attached [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6372] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6372] rt_sigprocmask(SIG_SETMASK, [] [pid 6371] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6372] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6374 attached [pid 6373] set_robust_list(0x55556003c6e0, 24 [pid 6371] +++ exited with 0 +++ [pid 6374] set_robust_list(0x55556003c6e0, 24 [pid 6373] <... set_robust_list resumed>) = 0 [pid 6372] setpgid(0, 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6374 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6374] <... set_robust_list resumed>) = 0 [pid 6373] rt_sigprocmask(SIG_SETMASK, [] [pid 6372] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6374] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6374] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6373] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6372] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6374] <... prctl resumed>) = 0 [pid 6373] <... prctl resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6374] setpgid(0, 0 [pid 6373] setpgid(0, 0 [pid 6372] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6374] <... setpgid resumed>) = 0 [pid 6373] <... setpgid resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6372] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6375 attached [pid 6374] <... openat resumed>) = 3 [pid 6373] <... openat resumed>) = 3 [pid 6372] close(3ci2-upstream-fs/strace-static-x86_64: Process 6376 attached [pid 6375] set_robust_list(0x55556003c6e0, 24 [pid 6376] set_robust_list(0x55556003c6e0, 24 [pid 6374] write(3, "1000", 4 [pid 6372] <... close resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6376 [pid 6375] <... set_robust_list resumed>) = 0 [pid 6376] <... set_robust_list resumed>) = 0 [pid 6374] <... write resumed>) = 4 [pid 6373] write(3, "1000", 4 [pid 6372] write(1, "executing program\n", 18 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6375 executing program [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6376] rt_sigprocmask(SIG_SETMASK, [] [pid 6375] rt_sigprocmask(SIG_SETMASK, [] [pid 6374] close(3 [pid 6373] <... write resumed>) = 4 [pid 6372] <... write resumed>) = 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6376] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6375] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6374] <... close resumed>) = 0 [pid 6373] close(3 [pid 6372] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6374] write(1, "executing program\n", 18 [pid 6373] <... close resumed>) = 0 [pid 6372] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6376] <... prctl resumed>) = 0 [pid 6375] <... prctl resumed>) = 0 [pid 6374] <... write resumed>) = 18 [pid 6373] write(1, "executing program\n", 18 executing program [pid 6372] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6376] setpgid(0, 0 [pid 6375] setpgid(0, 0 [pid 6374] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6373] <... write resumed>) = 18 [pid 6372] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6376] <... setpgid resumed>) = 0 [pid 6375] <... setpgid resumed>) = 0 [pid 6376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6374] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6373] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6372] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6376] <... openat resumed>) = 3 [pid 6375] <... openat resumed>) = 3 [pid 6374] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6373] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6372] <... openat resumed>) = 3 [pid 6375] write(3, "1000", 4 [pid 6374] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6376] write(3, "1000", 4 [pid 6373] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6376] <... write resumed>) = 4 [pid 6375] <... write resumed>) = 4 [pid 6374] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6372] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6376] close(3 [pid 6375] close(3 [pid 6373] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6376] <... close resumed>) = 0 [pid 6375] <... close resumed>) = 0 [pid 6373] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6376] write(1, "executing program\n", 18 executing program [pid 6375] write(1, "executing program\n", 18 [pid 6374] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6373] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6376] <... write resumed>) = 18 executing program [pid 6374] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6375] <... write resumed>) = 18 [pid 6376] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6374] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6376] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6375] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6374] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6373] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6376] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6373] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6376] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6375] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6374] <... openat resumed>) = 3 [pid 6373] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6372] <... write resumed>) = 31 [pid 6376] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6375] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6374] exit_group(0 [pid 6376] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6375] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6374] <... exit_group resumed>) = ? [pid 6373] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6372] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6375] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6373] exit_group(0) = ? [pid 6372] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6375] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6372] exit_group(0 [pid 6373] +++ exited with 0 +++ [pid 6376] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6375] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6372] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6374] +++ exited with 0 +++ [pid 6376] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6376] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6375] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6376] <... openat resumed>) = 3 [pid 6375] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6376] exit_group(0 [pid 6375] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6376] <... exit_group resumed>) = ? [pid 6375] exit_group(0) = ? [pid 6376] +++ exited with 0 +++ [pid 5604] <... restart_syscall resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6375] +++ exited with 0 +++ [pid 6372] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6372, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6377 attached [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6377] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6377 [pid 6377] <... set_robust_list resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6377] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6378 attached [pid 6378] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6378 [pid 6378] <... set_robust_list resumed>) = 0 [pid 6377] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6379 attached [pid 6377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6381 attached ci2-upstream-fs/strace-static-x86_64: Process 6380 attached [pid 6379] set_robust_list(0x55556003c6e0, 24 [pid 6378] rt_sigprocmask(SIG_SETMASK, [] [pid 6377] setpgid(0, 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6379 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6381] set_robust_list(0x55556003c6e0, 24 [pid 6380] set_robust_list(0x55556003c6e0, 24 [pid 6379] <... set_robust_list resumed>) = 0 [pid 6378] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6377] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6381 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6380 [pid 6381] <... set_robust_list resumed>) = 0 [pid 6380] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6381] rt_sigprocmask(SIG_SETMASK, [] [pid 6380] rt_sigprocmask(SIG_SETMASK, [] [pid 6378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6381] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6380] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6379] rt_sigprocmask(SIG_SETMASK, [] [pid 6378] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6377] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6378] setpgid(0, 0 [pid 6381] <... prctl resumed>) = 0 [pid 6380] <... prctl resumed>) = 0 [pid 6379] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6378] <... setpgid resumed>) = 0 [pid 6377] write(3, "1000", 4 [pid 6381] setpgid(0, 0 [pid 6379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6380] setpgid(0, 0 [pid 6378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6377] <... write resumed>) = 4 [ 112.718422][ T6372] gadgetfs: bound to dummy_udc driver [pid 6377] close(3 [pid 6381] <... setpgid resumed>) = 0 [pid 6380] <... setpgid resumed>) = 0 [pid 6379] <... prctl resumed>) = 0 [pid 6378] <... openat resumed>) = 3 [pid 6381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6379] setpgid(0, 0 [pid 6378] write(3, "1000", 4 [pid 6377] <... close resumed>) = 0 [pid 6381] <... openat resumed>) = 3 [pid 6380] <... openat resumed>) = 3 [pid 6379] <... setpgid resumed>) = 0 [pid 6378] <... write resumed>) = 4 executing program [pid 6377] write(1, "executing program\n", 18 [pid 6381] write(3, "1000", 4 [pid 6380] write(3, "1000", 4 [pid 6379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6378] close(3 [pid 6377] <... write resumed>) = 18 [pid 6381] <... write resumed>) = 4 [pid 6380] <... write resumed>) = 4 [pid 6378] <... close resumed>) = 0 [pid 6380] close(3 [pid 6381] close(3 [pid 6380] <... close resumed>) = 0 [pid 6379] <... openat resumed>) = 3 [pid 6378] write(1, "executing program\n", 18 executing program [pid 6377] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6381] <... close resumed>) = 0 executing program [pid 6380] write(1, "executing program\n", 18 [pid 6379] write(3, "1000", 4 [pid 6378] <... write resumed>) = 18 [pid 6377] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6381] write(1, "executing program\n", 18 [pid 6380] <... write resumed>) = 18 [pid 6379] <... write resumed>) = 4 [pid 6378] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6381] <... write resumed>) = 18 executing program [pid 6381] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6380] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6379] close(3 [pid 6378] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6377] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6381] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6380] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6379] <... close resumed>) = 0 [pid 6378] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6377] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6381] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6380] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6379] write(1, "executing program\n", 18 [pid 6381] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6380] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6379] <... write resumed>) = 18 [pid 6378] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6377] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6381] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6380] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6379] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6378] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6377] <... openat resumed>) = 3 [pid 6381] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6380] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6379] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6381] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6380] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6379] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6378] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6377] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6381] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6380] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6379] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6378] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6381] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6380] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6379] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6378] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6381] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6380] <... openat resumed>) = 3 [pid 6379] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6378] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6381] exit_group(0 [pid 6380] exit_group(0 [pid 6379] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6378] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6380] <... exit_group resumed>) = ? [pid 6379] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6381] <... exit_group resumed>) = ? [pid 6378] exit_group(0 [pid 6379] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6378] <... exit_group resumed>) = ? [pid 6379] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6381] +++ exited with 0 +++ [pid 6380] +++ exited with 0 +++ [pid 6379] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6380, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6379] <... exit_group resumed>) = ? [pid 6378] +++ exited with 0 +++ [pid 6377] <... write resumed>) = 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6377] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 4 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6377] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6377] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6379] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6382 attached [pid 6377] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6382 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6382] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6383 attached [pid 6382] <... set_robust_list resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6384 attached [pid 6383] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6383 [pid 6383] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6384 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6384] set_robust_list(0x55556003c6e0, 24 [pid 6383] rt_sigprocmask(SIG_SETMASK, [] [pid 6382] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6384] <... set_robust_list resumed>) = 0 [pid 6383] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6382] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 112.822145][ T6377] gadgetfs: bound to dummy_udc driver [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6384] rt_sigprocmask(SIG_SETMASK, [] [pid 6383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6385 attached [pid 6383] <... prctl resumed>) = 0 [pid 6385] set_robust_list(0x55556003c6e0, 24 [pid 6384] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6385] <... set_robust_list resumed>) = 0 [pid 6384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6383] setpgid(0, 0 [pid 6382] <... prctl resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6385 ci2-upstream-fs/strace-static-x86_64: Process 6386 attached [pid 6385] rt_sigprocmask(SIG_SETMASK, [] [pid 6384] <... prctl resumed>) = 0 [pid 6383] <... setpgid resumed>) = 0 [pid 6382] setpgid(0, 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6386] set_robust_list(0x55556003c6e0, 24 [pid 6385] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6384] setpgid(0, 0 [pid 6383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6386] <... set_robust_list resumed>) = 0 [pid 6385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6382] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6386 [pid 6384] <... setpgid resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6386] rt_sigprocmask(SIG_SETMASK, [] [pid 6385] <... prctl resumed>) = 0 [pid 6384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6383] <... openat resumed>) = 3 [pid 6382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6386] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6385] setpgid(0, 0 [pid 6383] write(3, "1000", 4 [pid 6382] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6385] <... setpgid resumed>) = 0 [pid 6384] <... openat resumed>) = 3 [pid 6383] <... write resumed>) = 4 [pid 6386] <... prctl resumed>) = 0 [pid 6383] close(3 [pid 6386] setpgid(0, 0 [pid 6384] write(3, "1000", 4 [pid 6383] <... close resumed>) = 0 [pid 6382] write(3, "1000", 4 [pid 6386] <... setpgid resumed>) = 0 [pid 6385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6384] <... write resumed>) = 4 [pid 6383] write(1, "executing program\n", 18 [pid 6382] <... write resumed>) = 4 [pid 6386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6384] close(3 [pid 6383] <... write resumed>) = 18 executing program [pid 6382] close(3 [pid 6386] <... openat resumed>) = 3 [pid 6384] <... close resumed>) = 0 [pid 6383] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6385] <... openat resumed>) = 3 [pid 6382] <... close resumed>) = 0 [pid 6384] write(1, "executing program\n", 18 executing program [pid 6385] write(3, "1000", 4 [pid 6384] <... write resumed>) = 18 [pid 6382] write(1, "executing program\n", 18 [pid 6385] <... write resumed>) = 4 [pid 6382] <... write resumed>) = 18 [pid 6386] write(3, "1000", 4 [pid 6385] close(3 [pid 6383] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6384] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6386] <... write resumed>) = 4 [pid 6383] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6382] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6386] close(3 [pid 6385] <... close resumed>) = 0 [pid 6384] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6383] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6386] <... close resumed>) = 0 executing program [pid 6383] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6386] write(1, "executing program\n", 18 executing program [pid 6385] write(1, "executing program\n", 18 [pid 6384] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6382] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6386] <... write resumed>) = 18 [pid 6385] <... write resumed>) = 18 executing program [pid 6382] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6386] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6384] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6385] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6383] <... openat resumed>) = 3 [pid 6386] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6384] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6383] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6382] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6386] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6385] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6384] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6382] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6386] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6386] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6385] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6384] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6383] <... write resumed>) = 31 [pid 6382] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6386] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6385] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6384] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6383] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6382] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6386] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6385] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6384] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6382] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6383] <... openat resumed>) = 4 [pid 6386] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6385] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6384] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6382] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6383] exit_group(0 [pid 6386] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6385] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6384] exit_group(0 [pid 6383] <... exit_group resumed>) = ? [pid 6382] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6386] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6385] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6384] <... exit_group resumed>) = ? [pid 6385] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6382] exit_group(0 [pid 6385] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6386] exit_group(0) = ? [pid 6385] exit_group(0 [pid 6382] <... exit_group resumed>) = ? [pid 6385] <... exit_group resumed>) = ? [pid 6384] +++ exited with 0 +++ [pid 6382] +++ exited with 0 +++ [pid 6386] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6385] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6388 attached ci2-upstream-fs/strace-static-x86_64: Process 6390 attached ci2-upstream-fs/strace-static-x86_64: Process 6389 attached ci2-upstream-fs/strace-static-x86_64: Process 6387 attached [pid 6387] set_robust_list(0x55556003c6e0, 24 [pid 6383] +++ exited with 0 +++ [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6387 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6389 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6388 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6390 [pid 6390] set_robust_list(0x55556003c6e0, 24 [pid 6389] set_robust_list(0x55556003c6e0, 24 [pid 6388] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6383, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6390] <... set_robust_list resumed>) = 0 [pid 6388] <... set_robust_list resumed>) = 0 [pid 6387] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6389] <... set_robust_list resumed>) = 0 [pid 6388] rt_sigprocmask(SIG_SETMASK, [] [pid 6390] rt_sigprocmask(SIG_SETMASK, [] [pid 6389] rt_sigprocmask(SIG_SETMASK, [] [pid 6388] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6387] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6390] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6389] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6387] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6388] <... prctl resumed>) = 0 [pid 6387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6390] <... prctl resumed>) = 0 [pid 6389] <... prctl resumed>) = 0 [pid 6388] setpgid(0, 0 [pid 6387] <... prctl resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6390] setpgid(0, 0 [pid 6389] setpgid(0, 0 [pid 6388] <... setpgid resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6390] <... setpgid resumed>) = 0 [pid 6389] <... setpgid resumed>) = 0 [pid 6387] setpgid(0, 0 [pid 6388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6387] <... setpgid resumed>) = 0 [pid 6387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6390] <... openat resumed>) = 3 [pid 6388] <... openat resumed>) = 3 [pid 6387] <... openat resumed>) = 3 [ 112.918023][ T6383] gadgetfs: bound to dummy_udc driver [pid 6389] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6391 attached [pid 6390] write(3, "1000", 4 [pid 6388] write(3, "1000", 4 [pid 6390] <... write resumed>) = 4 [pid 6389] write(3, "1000", 4 [pid 6388] <... write resumed>) = 4 [pid 6387] write(3, "1000", 4 [pid 6390] close(3 [pid 6389] <... write resumed>) = 4 [pid 6388] close(3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6391 [pid 6391] set_robust_list(0x55556003c6e0, 24 [pid 6390] <... close resumed>) = 0 [pid 6389] close(3 [pid 6388] <... close resumed>) = 0 [pid 6387] <... write resumed>) = 4 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6391] <... set_robust_list resumed>) = 0 [pid 6390] write(1, "executing program\n", 18 [pid 6389] <... close resumed>) = 0 executing program [pid 6388] write(1, "executing program\n", 18 executing program [pid 6387] close(3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6391] rt_sigprocmask(SIG_SETMASK, [] [pid 6390] <... write resumed>) = 18 [pid 6389] write(1, "executing program\n", 18 [pid 6388] <... write resumed>) = 18 [pid 6387] <... close resumed>) = 0 executing program [pid 6391] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6390] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6389] <... write resumed>) = 18 [pid 6388] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6387] write(1, "executing program\n", 18 [pid 6391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6390] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6389] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6388] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6387] <... write resumed>) = 18 [pid 6391] <... prctl resumed>) = 0 [pid 6390] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6389] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6388] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6387] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6391] setpgid(0, 0 [pid 6390] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6389] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6388] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6387] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6391] <... setpgid resumed>) = 0 [pid 6390] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6389] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6388] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6387] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6391] <... openat resumed>) = 3 [pid 6390] <... openat resumed>) = 3 [pid 6389] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6388] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6390] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6391] write(3, "1000", 4 [pid 6389] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6388] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6387] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6391] <... write resumed>) = 4 [pid 6389] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6388] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6391] close(3 [pid 6389] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6388] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6387] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6391] <... close resumed>) = 0 [pid 6387] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6391] write(1, "executing program\n", 18 executing program [pid 6387] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6391] <... write resumed>) = 18 [pid 6387] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6391] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6387] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6391] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6389] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6388] <... openat resumed>) = 3 [pid 6387] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6391] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6389] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6388] exit_group(0 [pid 6387] exit_group(0 [pid 6391] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6390] <... write resumed>) = 31 [pid 6388] <... exit_group resumed>) = ? [pid 6389] exit_group(0 [pid 6387] <... exit_group resumed>) = ? [pid 6391] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6390] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6389] <... exit_group resumed>) = ? [pid 6391] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6390] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6391] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6390] exit_group(0 [pid 6389] +++ exited with 0 +++ [pid 6388] +++ exited with 0 +++ [pid 6387] +++ exited with 0 +++ [pid 6391] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6390] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6391] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6391] <... openat resumed>) = 3 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6391] exit_group(0) = ? [pid 5605] <... restart_syscall resumed>) = 0 [pid 6391] +++ exited with 0 +++ [pid 6390] +++ exited with 0 +++ [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6390, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... restart_syscall resumed>) = 0 [ 113.011928][ T6390] gadgetfs: bound to dummy_udc driver [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6392 attached , [], 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6392 [pid 6392] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6392] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6392] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6392] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6393 attached [pid 6392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6392] <... prctl resumed>) = 0 [pid 6393] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6393 [pid 6393] <... set_robust_list resumed>) = 0 [pid 6392] setpgid(0, 0 [pid 6393] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6393] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6393] setpgid(0, 0 [pid 6392] <... setpgid resumed>) = 0 [pid 6393] <... setpgid resumed>) = 0 [pid 6393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6393] <... openat resumed>) = 3 [pid 6392] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6395 attached ci2-upstream-fs/strace-static-x86_64: Process 6394 attached [pid 6393] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6396 attached [pid 6395] set_robust_list(0x55556003c6e0, 24 [pid 6394] set_robust_list(0x55556003c6e0, 24 [pid 6393] <... write resumed>) = 4 [pid 6392] write(3, "1000", 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6395 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6396 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6394 [pid 6396] set_robust_list(0x55556003c6e0, 24 [pid 6395] <... set_robust_list resumed>) = 0 [pid 6394] <... set_robust_list resumed>) = 0 [pid 6393] close(3 [pid 6392] <... write resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6396] <... set_robust_list resumed>) = 0 [pid 6395] rt_sigprocmask(SIG_SETMASK, [] [pid 6394] rt_sigprocmask(SIG_SETMASK, [] [pid 6393] <... close resumed>) = 0 [pid 6392] close(3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6396] rt_sigprocmask(SIG_SETMASK, [] [pid 6395] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6394] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6393] write(1, "executing program\n", 18 [pid 6392] <... close resumed>) = 0 executing program [pid 6396] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6393] <... write resumed>) = 18 executing program [pid 6392] write(1, "executing program\n", 18 [pid 6396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6395] <... prctl resumed>) = 0 [pid 6394] <... prctl resumed>) = 0 [pid 6393] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6392] <... write resumed>) = 18 [pid 6396] <... prctl resumed>) = 0 [pid 6395] setpgid(0, 0 [pid 6394] setpgid(0, 0 [pid 6393] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6396] setpgid(0, 0 [pid 6395] <... setpgid resumed>) = 0 [pid 6394] <... setpgid resumed>) = 0 [pid 6393] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6392] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6396] <... setpgid resumed>) = 0 [pid 6395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6393] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6393] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6393] <... openat resumed>) = 3 [pid 6392] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6394] <... openat resumed>) = 3 [pid 6395] <... openat resumed>) = 3 [pid 6394] write(3, "1000", 4) = 4 [pid 6393] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6396] <... openat resumed>) = 3 [pid 6395] write(3, "1000", 4 [pid 6394] close(3 [pid 6392] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6394] <... close resumed>) = 0 [pid 6396] write(3, "1000", 4 [pid 6395] <... write resumed>) = 4 [pid 6394] write(1, "executing program\n", 18 [pid 6392] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6396] <... write resumed>) = 4 [pid 6394] <... write resumed>) = 18 executing program [pid 6396] close(3 [pid 6395] close(3 [pid 6394] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6393] <... write resumed>) = 31 [pid 6396] <... close resumed>) = 0 [pid 6395] <... close resumed>) = 0 [pid 6392] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6394] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6396] write(1, "executing program\n", 18 [pid 6395] write(1, "executing program\n", 18 [pid 6394] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program executing program [pid 6393] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6392] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6396] <... write resumed>) = 18 [pid 6395] <... write resumed>) = 18 [pid 6396] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6395] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6394] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6393] <... openat resumed>) = 4 [pid 6394] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6393] exit_group(0 [pid 6395] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6392] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6396] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6394] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6396] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6394] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6393] <... exit_group resumed>) = ? [pid 6395] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6392] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6396] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6395] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6394] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6392] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6396] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6395] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6394] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6392] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6396] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6395] <... openat resumed>) = 3 [pid 6394] exit_group(0 [pid 6393] +++ exited with 0 +++ [pid 6392] exit_group(0 [pid 6396] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6395] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6396] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6394] <... exit_group resumed>) = ? [pid 6392] <... exit_group resumed>) = ? [pid 6396] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6394] +++ exited with 0 +++ [pid 6396] <... openat resumed>) = 3 [pid 6395] <... write resumed>) = 31 [pid 6392] +++ exited with 0 +++ [ 113.121612][ T6393] gadgetfs: bound to dummy_udc driver [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6394, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6396] exit_group(0 [pid 6395] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6396] <... exit_group resumed>) = ? [pid 6395] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6396] +++ exited with 0 +++ [pid 6395] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6395] <... exit_group resumed>) = ? [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6396, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... restart_syscall resumed>) = 0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6395] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6397 attached [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6397 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6397] set_robust_list(0x55556003c6e0, 24 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6395, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6397] <... set_robust_list resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6398 attached [pid 6397] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6399 attached ci2-upstream-fs/strace-static-x86_64: Process 6400 attached [pid 6398] set_robust_list(0x55556003c6e0, 24 [pid 6397] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6399] set_robust_list(0x55556003c6e0, 24 [pid 6398] <... set_robust_list resumed>) = 0 [pid 6397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6400] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6398 [pid 6400] <... set_robust_list resumed>) = 0 [pid 6399] <... set_robust_list resumed>) = 0 [pid 6398] rt_sigprocmask(SIG_SETMASK, [] [pid 6397] <... prctl resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6399 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6400 [pid 6398] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6397] setpgid(0, 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6397] <... setpgid resumed>) = 0 [pid 6398] <... prctl resumed>) = 0 [pid 6397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6399] rt_sigprocmask(SIG_SETMASK, [] [pid 6400] rt_sigprocmask(SIG_SETMASK, [] [pid 6399] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6398] setpgid(0, 0 [pid 6397] <... openat resumed>) = 3 [pid 6398] <... setpgid resumed>) = 0 [pid 6400] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6399] <... prctl resumed>) = 0 [pid 6398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6400] <... prctl resumed>) = 0 [pid 6399] setpgid(0, 0 [pid 6400] setpgid(0, 0ci2-upstream-fs/strace-static-x86_64: Process 6401 attached ) = 0 [pid 6399] <... setpgid resumed>) = 0 [pid 6398] <... openat resumed>) = 3 [pid 6397] write(3, "1000", 4 [pid 6401] set_robust_list(0x55556003c6e0, 24 [pid 6397] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6401 [pid 6401] <... set_robust_list resumed>) = 0 [pid 6397] close(3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6398] write(3, "1000", 4 [pid 6401] rt_sigprocmask(SIG_SETMASK, [] [pid 6400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6398] <... write resumed>) = 4 [pid 6397] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6401] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6398] close(3 [pid 6397] write(1, "executing program\n", 18 [pid 6401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6397] <... write resumed>) = 18 executing program [pid 6401] <... prctl resumed>) = 0 [pid 6399] <... openat resumed>) = 3 [pid 6397] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6401] setpgid(0, 0 [pid 6400] <... openat resumed>) = 3 [pid 6398] <... close resumed>) = 0 [pid 6399] write(3, "1000", 4 executing program [pid 6398] write(1, "executing program\n", 18 [pid 6401] <... setpgid resumed>) = 0 [pid 6399] <... write resumed>) = 4 [pid 6398] <... write resumed>) = 18 [pid 6397] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6400] write(3, "1000", 4 [pid 6399] close(3 [pid 6398] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6397] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6401] <... openat resumed>) = 3 [pid 6400] <... write resumed>) = 4 [pid 6399] <... close resumed>) = 0 [pid 6398] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6397] <... mount resumed>) = -1 EBUSY (Device or resource busy) [ 113.165303][ T6395] gadgetfs: bound to dummy_udc driver [pid 6401] write(3, "1000", 4 [pid 6400] close(3 [pid 6399] write(1, "executing program\n", 18 executing program [pid 6398] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6397] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6400] <... close resumed>) = 0 [pid 6401] <... write resumed>) = 4 [pid 6400] write(1, "executing program\n", 18 [pid 6399] <... write resumed>) = 18 [pid 6398] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6397] <... openat resumed>) = 3 executing program [pid 6401] close(3 [pid 6400] <... write resumed>) = 18 [pid 6399] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6397] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6398] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6401] <... close resumed>) = 0 [pid 6400] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6399] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6399] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6401] write(1, "executing program\n", 18 [pid 6400] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6401] <... write resumed>) = 18 [pid 6398] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6401] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6400] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6399] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6398] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6400] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6399] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6401] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6398] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6399] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6400] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6401] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6398] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6400] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6399] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6401] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6400] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6399] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6398] exit_group(0 [pid 6400] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6399] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6401] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6400] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6399] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6398] <... exit_group resumed>) = ? [pid 6401] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6400] exit_group(0 [pid 6399] exit_group(0 [pid 6401] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6399] <... exit_group resumed>) = ? [pid 6401] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6400] <... exit_group resumed>) = ? [pid 6401] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6398] +++ exited with 0 +++ [pid 6401] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6401] <... exit_group resumed>) = ? [pid 6399] +++ exited with 0 +++ [pid 6400] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6400, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6401] +++ exited with 0 +++ [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6397] <... write resumed>) = 31 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6397] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6397] exit_group(0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6397] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6402 [pid 5612] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6402 attached ci2-upstream-fs/strace-static-x86_64: Process 6403 attached , NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6403 [pid 6402] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6402] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6404 attached [pid 6403] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 6405 attached [pid 6402] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6404 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6405] set_robust_list(0x55556003c6e0, 24 [pid 6404] set_robust_list(0x55556003c6e0, 24 [pid 6403] <... set_robust_list resumed>) = 0 [pid 6402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6397] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6405 [pid 6405] <... set_robust_list resumed>) = 0 [pid 6404] <... set_robust_list resumed>) = 0 [pid 6403] rt_sigprocmask(SIG_SETMASK, [] [pid 6402] <... prctl resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6397, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6405] rt_sigprocmask(SIG_SETMASK, [] [ 113.260796][ T6397] gadgetfs: bound to dummy_udc driver [pid 6402] setpgid(0, 0 [pid 6403] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6405] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6404] rt_sigprocmask(SIG_SETMASK, [] [pid 6402] <... setpgid resumed>) = 0 [pid 6404] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6405] setpgid(0, 0) = 0 [pid 6404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6403] <... prctl resumed>) = 0 [pid 6402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6404] <... prctl resumed>) = 0 [pid 6403] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6405] <... openat resumed>) = 3 [pid 6404] setpgid(0, 0 [pid 6403] <... setpgid resumed>) = 0 [pid 6402] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6404] <... setpgid resumed>) = 0 [pid 6403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6405] write(3, "1000", 4 [pid 6404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6402] write(3, "1000", 4 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6405] <... write resumed>) = 4 [pid 6403] <... openat resumed>) = 3 [pid 6405] close(3 [pid 6404] <... openat resumed>) = 3 [pid 6402] <... write resumed>) = 4 [pid 6405] <... close resumed>) = 0 [pid 6405] write(1, "executing program\n", 18 [pid 6404] write(3, "1000", 4 [pid 6405] <... write resumed>) = 18 executing program [pid 6404] <... write resumed>) = 4 [pid 6405] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6402] close(3 [pid 6405] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6404] close(3 [pid 6405] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6404] <... close resumed>) = 0 [pid 6402] <... close resumed>) = 0 [pid 6405] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6404] write(1, "executing program\n", 18 [pid 6403] write(3, "1000", 4 [pid 6404] <... write resumed>) = 18 [pid 6403] <... write resumed>) = 4 [pid 6402] write(1, "executing program\n", 18 [pid 6403] close(3 [pid 6402] <... write resumed>) = 18 [pid 6403] <... close resumed>) = 0 [pid 6404] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6404] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6405] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6404] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6403] write(1, "executing program\n", 18 executing program executing program executing program [pid 6402] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6404] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 6406 attached [pid 6405] <... openat resumed>) = 3 [pid 6403] <... write resumed>) = 18 [pid 6402] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6406] set_robust_list(0x55556003c6e0, 24 [pid 6404] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6403] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6402] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6406 [pid 6405] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6402] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6404] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6406] <... set_robust_list resumed>) = 0 [pid 6403] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6403] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6406] rt_sigprocmask(SIG_SETMASK, [] [pid 6404] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6403] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6404] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6406] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6404] <... openat resumed>) = 3 [pid 6403] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6403] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6402] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6406] <... prctl resumed>) = 0 [pid 6404] exit_group(0 [pid 6403] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6406] setpgid(0, 0 [pid 6402] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6406] <... setpgid resumed>) = 0 [pid 6404] <... exit_group resumed>) = ? [pid 6403] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6402] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6403] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6406] <... openat resumed>) = 3 [pid 6402] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6403] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6402] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6406] write(3, "1000", 4 [pid 6403] exit_group(0 [pid 6402] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6406] <... write resumed>) = 4 [pid 6404] +++ exited with 0 +++ [pid 6403] <... exit_group resumed>) = ? [pid 6402] exit_group(0 [pid 6406] close(3) = 0 [pid 6406] write(1, "executing program\n", 18 [pid 6402] <... exit_group resumed>) = ? executing program [pid 6406] <... write resumed>) = 18 [pid 6405] <... write resumed>) = 31 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6406] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6405] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6406] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6405] <... openat resumed>) = 4 [pid 6403] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6406] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6402] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6406] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6402, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6406] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5605] <... restart_syscall resumed>) = 0 [pid 6405] exit_group(0 [pid 6406] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6406] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6406] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6405] <... exit_group resumed>) = ? [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6406] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6406] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6407 attached ci2-upstream-fs/strace-static-x86_64: Process 6408 attached [pid 6407] set_robust_list(0x55556003c6e0, 24 [pid 6406] +++ exited with 0 +++ [pid 6405] +++ exited with 0 +++ [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6407 [pid 6408] set_robust_list(0x55556003c6e0, 24 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6408 [pid 6407] <... set_robust_list resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6408] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6405, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6407] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6409 attached [pid 6408] rt_sigprocmask(SIG_SETMASK, [] [pid 6407] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6409] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6409 [pid 6409] <... set_robust_list resumed>) = 0 [pid 6408] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6409] rt_sigprocmask(SIG_SETMASK, [] [pid 6408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6407] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6408] <... prctl resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6409] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6407] setpgid(0, 0 [pid 6409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6407] <... setpgid resumed>) = 0 [pid 6409] <... prctl resumed>) = 0 [pid 6407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6409] setpgid(0, 0) = 0 [ 113.373562][ T6405] gadgetfs: bound to dummy_udc driver [pid 6407] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6408] setpgid(0, 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6409] <... openat resumed>) = 3 [pid 6408] <... setpgid resumed>) = 0 [pid 6407] write(3, "1000", 4) = 4 [pid 6408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6407] close(3) = 0 [pid 6408] <... openat resumed>) = 3 [pid 6407] write(1, "executing program\n", 18 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6407] <... write resumed>) = 18 executing program [pid 6409] write(3, "1000", 4 [pid 6408] write(3, "1000", 4 [pid 6407] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6410 attached [pid 6409] <... write resumed>) = 4 [pid 6408] <... write resumed>) = 4 [pid 6407] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6410 [pid 6410] set_robust_list(0x55556003c6e0, 24 [pid 6409] close(3 [pid 6408] close(3 [pid 6407] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6410] <... set_robust_list resumed>) = 0 [pid 6409] <... close resumed>) = 0 [pid 6408] <... close resumed>) = 0 [pid 6407] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6410] rt_sigprocmask(SIG_SETMASK, [] [pid 6409] write(1, "executing program\n", 18 [pid 6408] write(1, "executing program\n", 18 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6410] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6409] <... write resumed>) = 18 executing program executing program [pid 6408] <... write resumed>) = 18 [pid 6407] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 6411 attached [pid 6410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6409] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6408] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6407] <... openat resumed>) = 3 [pid 6410] <... prctl resumed>) = 0 [pid 6411] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6410] setpgid(0, 0 [pid 6409] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6408] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6407] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6411 [pid 6411] rt_sigprocmask(SIG_SETMASK, [] [pid 6410] <... setpgid resumed>) = 0 [pid 6409] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6408] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6409] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6411] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6410] <... openat resumed>) = 3 [pid 6409] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6408] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6408] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6411] <... prctl resumed>) = 0 [pid 6408] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6411] setpgid(0, 0) = 0 [pid 6408] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6410] write(3, "1000", 4 [pid 6409] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6408] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6407] <... write resumed>) = 31 [pid 6410] <... write resumed>) = 4 [pid 6409] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6407] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6411] <... openat resumed>) = 3 [pid 6410] close(3 [pid 6409] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6408] <... openat resumed>) = 3 [pid 6411] write(3, "1000", 4 [pid 6410] <... close resumed>) = 0 [pid 6409] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6407] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6411] <... write resumed>) = 4 [pid 6410] write(1, "executing program\n", 18 executing program [pid 6408] exit_group(0 [pid 6409] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6407] exit_group(0 [pid 6411] close(3 [pid 6410] <... write resumed>) = 18 [pid 6409] exit_group(0 [pid 6408] <... exit_group resumed>) = ? [pid 6407] <... exit_group resumed>) = ? [pid 6411] <... close resumed>) = 0 [pid 6411] write(1, "executing program\n", 18 [pid 6410] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6409] <... exit_group resumed>) = ? executing program [pid 6411] <... write resumed>) = 18 [pid 6411] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6411] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6410] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6409] +++ exited with 0 +++ [pid 6410] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6408] +++ exited with 0 +++ [pid 6411] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6410] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6407] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6409, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6411] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6410] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6411] <... openat resumed>) = 3 [pid 6410] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6411] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6410] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6410] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6410] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6412 attached [pid 6410] exit_group(0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6412 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6412] set_robust_list(0x55556003c6e0, 24 [pid 6410] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [ 113.460886][ T6407] gadgetfs: bound to dummy_udc driver [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6413 attached [pid 6413] set_robust_list(0x55556003c6e0, 24 [pid 6412] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6414 attached [pid 6413] <... set_robust_list resumed>) = 0 [pid 6412] rt_sigprocmask(SIG_SETMASK, [] [pid 6410] +++ exited with 0 +++ [pid 6414] set_robust_list(0x55556003c6e0, 24 [pid 6413] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6414 [pid 6414] <... set_robust_list resumed>) = 0 [pid 6413] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6412] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6411] <... write resumed>) = 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6413 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6414] rt_sigprocmask(SIG_SETMASK, [] [pid 6413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6411] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6414] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6413] <... prctl resumed>) = 0 [pid 6411] <... openat resumed>) = 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6412] <... prctl resumed>) = 0 [pid 6413] setpgid(0, 0 [pid 6414] <... prctl resumed>) = 0 [pid 6413] <... setpgid resumed>) = 0 [pid 6412] setpgid(0, 0 [pid 6411] exit_group(0 [pid 6414] setpgid(0, 0) = 0 [pid 6413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6412] <... setpgid resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6411] <... exit_group resumed>) = ? [pid 6414] <... openat resumed>) = 3 [pid 6413] <... openat resumed>) = 3 [pid 6412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6414] write(3, "1000", 4 [pid 6413] write(3, "1000", 4 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6414] <... write resumed>) = 4 [pid 6413] <... write resumed>) = 4 [pid 6414] close(3 [pid 6413] close(3 [pid 6412] <... openat resumed>) = 3 [pid 6414] <... close resumed>) = 0 [pid 6413] <... close resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6415 attached [pid 6414] write(1, "executing program\n", 18 [pid 6413] write(1, "executing program\n", 18 executing program executing program [ 113.524600][ T6411] gadgetfs: bound to dummy_udc driver [pid 6412] write(3, "1000", 4 [pid 6415] set_robust_list(0x55556003c6e0, 24 [pid 6413] <... write resumed>) = 18 [pid 6414] <... write resumed>) = 18 [pid 6412] <... write resumed>) = 4 [pid 6411] +++ exited with 0 +++ [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6415 [pid 6415] <... set_robust_list resumed>) = 0 [pid 6414] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6413] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6412] close(3) = 0 [pid 6415] rt_sigprocmask(SIG_SETMASK, [] [pid 6414] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6413] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6412] write(1, "executing program\n", 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6415] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6414] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6413] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6412] <... write resumed>) = 18 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6414] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6413] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6412] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6415] <... prctl resumed>) = 0 [pid 6415] setpgid(0, 0 [pid 6414] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6413] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6412] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6415] <... setpgid resumed>) = 0 [pid 6415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6413] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6415] <... openat resumed>) = 3 [pid 6412] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6414] <... openat resumed>) = 3 [pid 6413] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6414] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6413] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6412] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6415] write(3, "1000", 4 [pid 6413] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6412] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6415] <... write resumed>) = 4 [pid 6415] close(3 [pid 6413] <... openat resumed>) = 3 [pid 6415] <... close resumed>) = 0 [pid 6412] <... openat resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6416 attached [pid 6415] write(1, "executing program\n", 18 [pid 6413] exit_group(0 [pid 6412] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6416] set_robust_list(0x55556003c6e0, 24 [pid 6415] <... write resumed>) = 18 executing program [pid 6412] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6416] <... set_robust_list resumed>) = 0 [pid 6415] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6414] <... write resumed>) = 31 [pid 6413] <... exit_group resumed>) = ? [pid 6412] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6416 [pid 6416] rt_sigprocmask(SIG_SETMASK, [] [pid 6415] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6412] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6416] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6416] <... prctl resumed>) = 0 [pid 6416] setpgid(0, 0 [pid 6415] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6414] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6413] +++ exited with 0 +++ [pid 6412] exit_group(0 [pid 6416] <... setpgid resumed>) = 0 [pid 6415] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6414] <... openat resumed>) = 4 [pid 6412] <... exit_group resumed>) = ? [pid 6416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6415] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6414] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6413, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6416] <... openat resumed>) = 3 [pid 6415] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6414] <... exit_group resumed>) = ? [pid 6412] +++ exited with 0 +++ [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6416] write(3, "1000", 4 [pid 6415] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6412, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] <... restart_syscall resumed>) = 0 [pid 6416] <... write resumed>) = 4 [pid 6415] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6415] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6416] close(3) = 0 [pid 6415] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6416] write(1, "executing program\n", 18 [pid 6415] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6416] <... write resumed>) = 18 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 6415] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6416] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6417 attached [pid 6417] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6417] rt_sigprocmask(SIG_SETMASK, [] [pid 6416] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 6418 attached [pid 6417] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6416] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6415] +++ exited with 0 +++ [pid 6414] +++ exited with 0 +++ [pid 6418] set_robust_list(0x55556003c6e0, 24 [pid 6417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6416] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6418 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6417 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 113.610372][ T6414] gadgetfs: bound to dummy_udc driver [pid 6416] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6418] <... set_robust_list resumed>) = 0 [pid 6417] <... prctl resumed>) = 0 [pid 6416] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6416] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6418] rt_sigprocmask(SIG_SETMASK, [] [pid 6417] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6418] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6417] <... setpgid resumed>) = 0 [pid 6416] <... write resumed>) = 31 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6419 attached [pid 6418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6416] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6419 [pid 6416] <... openat resumed>) = 4 [pid 5604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6416] exit_group(0) = ? [pid 6419] set_robust_list(0x55556003c6e0, 24 [pid 6418] <... prctl resumed>) = 0 [pid 6417] <... openat resumed>) = 3 [pid 6419] <... set_robust_list resumed>) = 0 [pid 6419] rt_sigprocmask(SIG_SETMASK, [] [pid 6418] setpgid(0, 0) = 0 [pid 6419] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6419] <... prctl resumed>) = 0 [pid 6417] write(3, "1000", 4 [pid 6419] setpgid(0, 0) = 0 [pid 6419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6417] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6420 attached [pid 6419] <... openat resumed>) = 3 [pid 6418] <... openat resumed>) = 3 [pid 6417] close(3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6420 [pid 6417] <... close resumed>) = 0 [pid 6420] set_robust_list(0x55556003c6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6417] write(1, "executing program\n", 18 [pid 6419] write(3, "1000", 4 [pid 6420] <... set_robust_list resumed>) = 0 [pid 6417] <... write resumed>) = 18 [pid 6419] <... write resumed>) = 4 [pid 6418] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6420] rt_sigprocmask(SIG_SETMASK, [] [pid 6419] close(3 [pid 6418] <... write resumed>) = 4 [pid 6417] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6420] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6419] <... close resumed>) = 0 [pid 6418] close(3 [pid 6417] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6419] write(1, "executing program\n", 18 [pid 6418] <... close resumed>) = 0 [pid 6419] <... write resumed>) = 18 executing program [pid 6417] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6420] setpgid(0, 0) = 0 [pid 6420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6418] write(1, "executing program\n", 18 [pid 6419] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6420] <... openat resumed>) = 3 executing program [pid 6418] <... write resumed>) = 18 [pid 6417] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6420] write(3, "1000", 4 [pid 6419] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6420] <... write resumed>) = 4 [pid 6419] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6418] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6417] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6416] +++ exited with 0 +++ [pid 6420] close(3 [pid 6418] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6420] <... close resumed>) = 0 [pid 6419] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6418] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6417] <... openat resumed>) = 3 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6416, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6420] write(1, "executing program\n", 18 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6420] <... write resumed>) = 18 executing program [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6420] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6419] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6418] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6417] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [ 113.683983][ T6416] gadgetfs: bound to dummy_udc driver [pid 6418] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6420] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6419] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6417] <... write resumed>) = 31 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6420] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6419] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6418] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6417] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 6421 attached [pid 6420] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6419] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6418] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6417] <... openat resumed>) = 4 [pid 6419] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6418] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6421] set_robust_list(0x55556003c6e0, 24 [pid 6420] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6419] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6418] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6417] exit_group(0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6421 [pid 6421] <... set_robust_list resumed>) = 0 [pid 6420] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6419] exit_group(0 [pid 6418] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6417] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6420] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6421] rt_sigprocmask(SIG_SETMASK, [] [pid 6419] <... exit_group resumed>) = ? [pid 6418] exit_group(0 [pid 6421] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6420] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6418] <... exit_group resumed>) = ? [pid 6420] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6420] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6421] <... prctl resumed>) = 0 [pid 6421] setpgid(0, 0 [pid 6420] exit_group(0 [pid 6419] +++ exited with 0 +++ [pid 6421] <... setpgid resumed>) = 0 [pid 6420] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6418] +++ exited with 0 +++ [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6421] <... openat resumed>) = 3 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... restart_syscall resumed>) = 0 [pid 6421] write(3, "1000", 4 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6421] <... write resumed>) = 4 [pid 6420] +++ exited with 0 +++ [pid 6421] close(3) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6420, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6421] write(1, "executing program\n", 18 executing program [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6421] <... write resumed>) = 18 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6422 attached [pid 6421] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6422] set_robust_list(0x55556003c6e0, 24 [pid 6421] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6422 [pid 6422] <... set_robust_list resumed>) = 0 [pid 6421] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6422] rt_sigprocmask(SIG_SETMASK, [] [pid 6421] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6421] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6422] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6421] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6421] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... prctl resumed>) = 0 [pid 6421] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 6423 attached [pid 6422] setpgid(0, 0 [pid 6417] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6423] set_robust_list(0x55556003c6e0, 24 [pid 6422] <... setpgid resumed>) = 0 [pid 6421] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6423] <... set_robust_list resumed>) = 0 [pid 6422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6421] exit_group(0 [ 113.738005][ T6417] gadgetfs: bound to dummy_udc driver [pid 6423] rt_sigprocmask(SIG_SETMASK, [] [pid 6422] <... openat resumed>) = 3 [pid 6421] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6417, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6423 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6423] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6422] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6424 attached [pid 6423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6422] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6424 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6424] set_robust_list(0x55556003c6e0, 24 [pid 6423] <... prctl resumed>) = 0 [pid 6422] close(3 [pid 6421] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6424] <... set_robust_list resumed>) = 0 [pid 6423] setpgid(0, 0 [pid 6422] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6424] rt_sigprocmask(SIG_SETMASK, [] [pid 6423] <... setpgid resumed>) = 0 [pid 6422] write(1, "executing program\n", 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 6424] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6422] <... write resumed>) = 18 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6423] <... openat resumed>) = 3 [pid 6422] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6424] <... prctl resumed>) = 0 [pid 6423] write(3, "1000", 4 [pid 6422] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6424] setpgid(0, 0 [pid 6423] <... write resumed>) = 4 [pid 6424] <... setpgid resumed>) = 0 [pid 6423] close(3 [pid 6422] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6423] <... close resumed>) = 0 [pid 6422] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6423] write(1, "executing program\n", 18 [pid 6424] <... openat resumed>) = 3 [pid 6423] <... write resumed>) = 18 [pid 6423] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6422] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6424] write(3, "1000", 4 [pid 6423] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6422] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6425 attached [pid 6424] <... write resumed>) = 4 [pid 6423] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6425] set_robust_list(0x55556003c6e0, 24 [pid 6424] close(3 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6425 [pid 6423] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6422] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6425] <... set_robust_list resumed>) = 0 [pid 6424] <... close resumed>) = 0 [pid 6423] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6424] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6423] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6424] <... write resumed>) = 18 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6425] <... prctl resumed>) = 0 [pid 6424] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6423] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6425] setpgid(0, 0 [pid 6424] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6425] <... setpgid resumed>) = 0 [pid 6424] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6423] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6424] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6425] <... openat resumed>) = 3 [pid 6423] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 6426 attached [pid 6425] write(3, "1000", 4 [pid 6424] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6423] <... openat resumed>) = 3 [pid 6426] set_robust_list(0x55556003c6e0, 24 [pid 6425] <... write resumed>) = 4 [pid 6424] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6423] exit_group(0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6426 [pid 6426] <... set_robust_list resumed>) = 0 [pid 6425] close(3 [pid 6423] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6426] rt_sigprocmask(SIG_SETMASK, [] [pid 6425] <... close resumed>) = 0 [pid 6424] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6425] write(1, "executing program\n", 18 [pid 6424] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6422] <... write resumed>) = 31 [pid 6426] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6423] +++ exited with 0 +++ executing program [pid 6424] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6425] <... write resumed>) = 18 [pid 6424] <... openat resumed>) = 3 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6425] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6426] <... prctl resumed>) = 0 [pid 6425] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6424] exit_group(0 [pid 6422] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6426] setpgid(0, 0 [pid 6425] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6424] <... exit_group resumed>) = ? [pid 6422] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6426] <... setpgid resumed>) = 0 [pid 6425] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6425] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6422] exit_group(0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6424] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6426] <... openat resumed>) = 3 [pid 6425] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6422] <... exit_group resumed>) = ? [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6425] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6426] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6427 attached ) = 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6427 [pid 6426] close(3 [pid 6425] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6427] set_robust_list(0x55556003c6e0, 24 [pid 6426] <... close resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6426] write(1, "executing program\n", 18 [pid 6427] <... set_robust_list resumed>) = 0 [pid 6426] <... write resumed>) = 18 executing program [pid 6427] rt_sigprocmask(SIG_SETMASK, [] [pid 6426] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6425] <... openat resumed>) = 3 [pid 6426] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6425] exit_group(0 [pid 6427] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6425] <... exit_group resumed>) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 6427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6426] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6427] <... prctl resumed>) = 0 [pid 6426] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6425] +++ exited with 0 +++ [pid 6422] +++ exited with 0 +++ [pid 6427] setpgid(0, 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6426] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6422, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6427] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6426] <... openat resumed>) = 3 [ 113.849345][ T6422] gadgetfs: bound to dummy_udc driver [pid 6426] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 6428 attached [pid 6427] <... openat resumed>) = 3 [pid 6426] <... write resumed>) = 31 [pid 6426] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6428] set_robust_list(0x55556003c6e0, 24 [pid 6427] write(3, "1000", 4 [pid 6426] <... openat resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6428 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6428] <... set_robust_list resumed>) = 0 [pid 6427] <... write resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6427] close(3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6428] rt_sigprocmask(SIG_SETMASK, [] [pid 6427] <... close resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 6427] write(1, "executing program\n", 18) = 18 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6428] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6427] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6426] exit_group(0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6426] <... exit_group resumed>) = ? [pid 6427] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6427] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6428] <... prctl resumed>) = 0 [pid 6427] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6428] setpgid(0, 0) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6429 attached [pid 6427] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6427] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6429] set_robust_list(0x55556003c6e0, 24 [pid 6427] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6429] <... set_robust_list resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6429 [pid 6429] rt_sigprocmask(SIG_SETMASK, [] [pid 6428] <... openat resumed>) = 3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6427] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6427] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 6430 attached ) = -1 ENOENT (No such file or directory) [pid 6429] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6428] write(3, "1000", 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6427] exit_group(0 [pid 6429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6430 [pid 6428] <... write resumed>) = 4 [pid 6430] set_robust_list(0x55556003c6e0, 24 [pid 6429] <... prctl resumed>) = 0 [pid 6428] close(3 [pid 6427] <... exit_group resumed>) = ? [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6430] <... set_robust_list resumed>) = 0 [pid 6428] <... close resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6429] setpgid(0, 0 [pid 6428] write(1, "executing program\n", 18) = 18 [pid 6429] <... setpgid resumed>) = 0 executing program [pid 6430] rt_sigprocmask(SIG_SETMASK, [] [pid 6429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6428] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6427] +++ exited with 0 +++ [pid 6428] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6430] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6429] <... openat resumed>) = 3 [pid 6428] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6430] <... prctl resumed>) = 0 [pid 6428] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6426] +++ exited with 0 +++ [pid 6430] setpgid(0, 0 [pid 6429] write(3, "1000", 4 [pid 6428] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6426, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] <... restart_syscall resumed>) = 0 [pid 6430] <... setpgid resumed>) = 0 [pid 6429] <... write resumed>) = 4 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6428] <... openat resumed>) = 3 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6429] close(3 [ 113.913031][ T6426] gadgetfs: bound to dummy_udc driver [pid 6430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6429] <... close resumed>) = 0 [pid 6428] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6430] <... openat resumed>) = 3 [pid 6429] write(1, "executing program\n", 18 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6430] write(3, "1000", 4 executing program [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6429] <... write resumed>) = 18 [pid 6430] <... write resumed>) = 4 [pid 6430] close(3 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6430] <... close resumed>) = 0 [pid 6430] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 6432 attached ci2-upstream-fs/strace-static-x86_64: Process 6431 attached [pid 6429] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6428] <... write resumed>) = 31 executing program [pid 6432] set_robust_list(0x55556003c6e0, 24 [pid 6431] set_robust_list(0x55556003c6e0, 24 [pid 6430] <... write resumed>) = 18 [pid 6429] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6431 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6432 [pid 6428] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6432] <... set_robust_list resumed>) = 0 [pid 6431] <... set_robust_list resumed>) = 0 [pid 6430] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6429] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6428] <... openat resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6430] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6432] rt_sigprocmask(SIG_SETMASK, [] [pid 6430] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6429] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6431] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6431] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6428] exit_group(0 [pid 6432] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6430] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6429] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6428] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6431] <... prctl resumed>) = 0 [pid 6430] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6429] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6432] <... prctl resumed>) = 0 [pid 6430] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6429] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6432] setpgid(0, 0 [pid 6431] setpgid(0, 0) = 0 [pid 6432] <... setpgid resumed>) = 0 [pid 6430] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6429] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6430] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6429] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6430] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6429] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6430] exit_group(0) = ? [pid 6432] <... openat resumed>) = 3 [pid 6431] <... openat resumed>) = 3 [pid 6429] exit_group(0 [pid 6428] +++ exited with 0 +++ [pid 6432] write(3, "1000", 4) = 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6428, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6432] close(3 [pid 6431] write(3, "1000", 4 [pid 6429] <... exit_group resumed>) = ? [pid 6432] <... close resumed>) = 0 [pid 6431] <... write resumed>) = 4 [pid 6430] +++ exited with 0 +++ [pid 6432] write(1, "executing program\n", 18 [pid 6431] close(3 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6430, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6432] <... write resumed>) = 18 [pid 6431] <... close resumed>) = 0 [pid 6429] +++ exited with 0 +++ [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6432] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6431] write(1, "executing program\n", 18 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6431] <... write resumed>) = 18 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6431] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6431] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6432] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6431] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6432] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) executing program executing program [pid 6431] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... restart_syscall resumed>) = 0 [pid 6432] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6431] <... openat resumed>) = 3 [pid 5607] <... restart_syscall resumed>) = 0 [ 113.983972][ T6428] gadgetfs: bound to dummy_udc driver [pid 6431] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6432] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 6433 attached ) = -1 EBADF (Bad file descriptor) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6433 [pid 6433] set_robust_list(0x55556003c6e0, 24 [pid 6432] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6433] <... set_robust_list resumed>) = 0 [pid 6432] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6433] rt_sigprocmask(SIG_SETMASK, [] [pid 6432] exit_group(0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6432] <... exit_group resumed>) = ? [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6433] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6433] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 6435 attached ci2-upstream-fs/strace-static-x86_64: Process 6434 attached ) = 0 [pid 6432] +++ exited with 0 +++ [pid 6431] <... write resumed>) = 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6435 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6434 [pid 6435] set_robust_list(0x55556003c6e0, 24 [pid 6433] setpgid(0, 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6434] set_robust_list(0x55556003c6e0, 24 [pid 6433] <... setpgid resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6435] <... set_robust_list resumed>) = 0 [pid 6434] <... set_robust_list resumed>) = 0 [pid 6431] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6435] rt_sigprocmask(SIG_SETMASK, [] [pid 6434] rt_sigprocmask(SIG_SETMASK, [] [pid 6433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6431] <... openat resumed>) = 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6435] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6434] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6433] <... openat resumed>) = 3 [pid 6431] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6433] write(3, "1000", 4 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6435] <... prctl resumed>) = 0 [pid 6434] <... prctl resumed>) = 0 [pid 6433] <... write resumed>) = 4 [pid 6431] <... exit_group resumed>) = ? [pid 6435] setpgid(0, 0 [pid 6433] close(3 [pid 6435] <... setpgid resumed>) = 0 [pid 6433] <... close resumed>) = 0 [pid 6435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6433] write(1, "executing program\n", 18 [pid 6435] <... openat resumed>) = 3 [pid 6434] setpgid(0, 0 [pid 6433] <... write resumed>) = 18 executing program [pid 6433] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 6436 attached [pid 6435] write(3, "1000", 4 [pid 6434] <... setpgid resumed>) = 0 [pid 6431] +++ exited with 0 +++ [pid 6435] <... write resumed>) = 4 [pid 6436] set_robust_list(0x55556003c6e0, 24 [pid 6434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6433] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6436 [pid 6436] <... set_robust_list resumed>) = 0 [pid 6435] close(3 [pid 6434] <... openat resumed>) = 3 [pid 6433] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6436] rt_sigprocmask(SIG_SETMASK, [] [pid 6435] <... close resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6435] write(1, "executing program\n", 18 executing program [pid 6434] write(3, "1000", 4 [pid 6436] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6435] <... write resumed>) = 18 [pid 6434] <... write resumed>) = 4 [pid 6433] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6435] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6434] close(3 [pid 6433] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6436] <... prctl resumed>) = 0 [pid 6435] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6434] <... close resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6436] setpgid(0, 0 executing program [ 114.051621][ T6431] gadgetfs: bound to dummy_udc driver [pid 6434] write(1, "executing program\n", 18 [pid 6436] <... setpgid resumed>) = 0 [pid 6435] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6434] <... write resumed>) = 18 [pid 6433] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6437 attached [pid 6436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6435] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6437] set_robust_list(0x55556003c6e0, 24 [pid 6435] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6434] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6436] <... openat resumed>) = 3 [pid 6433] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6437 [pid 6437] <... set_robust_list resumed>) = 0 [pid 6436] write(3, "1000", 4 [pid 6434] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6437] rt_sigprocmask(SIG_SETMASK, [] [pid 6436] <... write resumed>) = 4 [pid 6434] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6437] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6436] close(3 [pid 6435] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6436] <... close resumed>) = 0 [pid 6435] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6437] <... prctl resumed>) = 0 [pid 6436] write(1, "executing program\n", 18 [pid 6435] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6437] setpgid(0, 0 [pid 6436] <... write resumed>) = 18 [pid 6435] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6434] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6437] <... setpgid resumed>) = 0 [pid 6436] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6435] <... openat resumed>) = 3 [pid 6434] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6435] exit_group(0) = ? [pid 6436] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6434] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6436] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6434] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6433] <... write resumed>) = 31 [pid 6434] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6436] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6434] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6434] exit_group(0 [pid 6437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6436] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6435] +++ exited with 0 +++ [pid 6433] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6437] <... openat resumed>) = 3 [pid 6436] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6434] <... exit_group resumed>) = ? [pid 6433] <... openat resumed>) = 4 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6437] write(3, "1000", 4 [pid 6436] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6437] <... write resumed>) = 4 [pid 6436] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6434] +++ exited with 0 +++ [pid 6433] exit_group(0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6437] close(3 [pid 6436] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6433] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6437] <... close resumed>) = 0 [pid 6436] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6437] write(1, "executing program\n", 18) = 18 [pid 6436] exit_group(0 [pid 6437] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6436] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6437] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6437] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6436] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6437] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6437] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6437] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 6438 attached ) = -1 EBADF (Bad file descriptor) [pid 6433] +++ exited with 0 +++ [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6438 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6438] set_robust_list(0x55556003c6e0, 24 [pid 6437] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6438] <... set_robust_list resumed>) = 0 [pid 6437] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6438] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6438] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6437] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6437] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6438] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6438] setpgid(0, 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6438] <... setpgid resumed>) = 0 [pid 6438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6439 attached [ 114.126846][ T6433] gadgetfs: bound to dummy_udc driver [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6439 ci2-upstream-fs/strace-static-x86_64: Process 6441 attached ci2-upstream-fs/strace-static-x86_64: Process 6440 attached [pid 6439] set_robust_list(0x55556003c6e0, 24 [pid 6438] <... openat resumed>) = 3 [pid 6437] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6441] set_robust_list(0x55556003c6e0, 24 [pid 6440] set_robust_list(0x55556003c6e0, 24 [pid 6439] <... set_robust_list resumed>) = 0 [pid 6438] write(3, "1000", 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6441 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6437, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6441] <... set_robust_list resumed>) = 0 [pid 6438] <... write resumed>) = 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6440 [pid 6441] rt_sigprocmask(SIG_SETMASK, [] [pid 6440] <... set_robust_list resumed>) = 0 [pid 6439] rt_sigprocmask(SIG_SETMASK, [] [pid 6438] close(3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6441] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6440] rt_sigprocmask(SIG_SETMASK, [] [pid 6438] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6439] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6440] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6438] write(1, "executing program\n", 18 executing program [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6441] <... prctl resumed>) = 0 [pid 6440] <... prctl resumed>) = 0 [pid 6439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6438] <... write resumed>) = 18 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6441] setpgid(0, 0 [pid 6440] setpgid(0, 0 [pid 6439] <... prctl resumed>) = 0 [pid 6438] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6441] <... setpgid resumed>) = 0 [pid 6440] <... setpgid resumed>) = 0 [pid 6439] setpgid(0, 0 [pid 6438] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 6442 attached [pid 6441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6442] set_robust_list(0x55556003c6e0, 24 [pid 6440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6439] <... setpgid resumed>) = 0 [pid 6438] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6442 [pid 6442] <... set_robust_list resumed>) = 0 [pid 6441] <... openat resumed>) = 3 [pid 6439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6438] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6440] <... openat resumed>) = 3 [pid 6442] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6442] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6440] write(3, "1000", 4 [pid 6438] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6441] write(3, "1000", 4 [pid 6440] <... write resumed>) = 4 [pid 6439] <... openat resumed>) = 3 [pid 6440] close(3 [pid 6439] write(3, "1000", 4 [pid 6438] <... openat resumed>) = 3 [pid 6441] <... write resumed>) = 4 [pid 6442] <... prctl resumed>) = 0 [pid 6440] <... close resumed>) = 0 executing program [pid 6440] write(1, "executing program\n", 18 [pid 6439] <... write resumed>) = 4 [pid 6442] setpgid(0, 0 [pid 6441] close(3 [pid 6438] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6442] <... setpgid resumed>) = 0 [pid 6441] <... close resumed>) = 0 [pid 6440] <... write resumed>) = 18 [pid 6439] close(3 [pid 6441] write(1, "executing program\n", 18 [pid 6440] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6439] <... close resumed>) = 0 [pid 6441] <... write resumed>) = 18 [pid 6441] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6440] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program executing program [pid 6439] write(1, "executing program\n", 18 [pid 6442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6439] <... write resumed>) = 18 [pid 6441] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6440] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6439] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6442] <... openat resumed>) = 3 [pid 6441] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6442] write(3, "1000", 4) = 4 [pid 6441] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6440] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6439] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6439] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6442] close(3 [pid 6441] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6440] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6438] <... write resumed>) = 31 [pid 6442] <... close resumed>) = 0 [pid 6442] write(1, "executing program\n", 18 [pid 6441] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6440] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6439] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6438] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6442] <... write resumed>) = 18 [pid 6441] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6440] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6439] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6438] <... openat resumed>) = 4 [pid 6442] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6441] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6440] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6438] exit_group(0 [pid 6442] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6441] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6440] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6442] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6441] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6439] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6438] <... exit_group resumed>) = ? [pid 6442] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6441] exit_group(0 [pid 6440] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6439] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6439] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6442] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6441] <... exit_group resumed>) = ? [pid 6440] exit_group(0 [pid 6439] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6438] +++ exited with 0 +++ [pid 6441] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6438, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6442] <... openat resumed>) = 3 [pid 6440] <... exit_group resumed>) = ? [pid 6439] exit_group(0 [pid 6442] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6440] +++ exited with 0 +++ [pid 6439] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6439] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6443 attached [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6439, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6443 ci2-upstream-fs/strace-static-x86_64: Process 6444 attached [ 114.234257][ T6438] gadgetfs: bound to dummy_udc driver [pid 6443] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6444] set_robust_list(0x55556003c6e0, 24 [pid 6442] <... write resumed>) = 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6444 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6444] <... set_robust_list resumed>) = 0 [pid 6443] <... set_robust_list resumed>) = 0 [pid 6442] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6444] rt_sigprocmask(SIG_SETMASK, [] [pid 6443] rt_sigprocmask(SIG_SETMASK, [] [pid 6442] <... openat resumed>) = 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6444] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6443] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6442] exit_group(0 [pid 6444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6443] <... prctl resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6444] <... prctl resumed>) = 0 [pid 6443] setpgid(0, 0 [pid 6442] <... exit_group resumed>) = ? [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6444] setpgid(0, 0 [pid 6443] <... setpgid resumed>) = 0 [pid 6444] <... setpgid resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6445 attached [pid 6444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6446 attached [pid 6445] set_robust_list(0x55556003c6e0, 24 [pid 6444] <... openat resumed>) = 3 [pid 6446] set_robust_list(0x55556003c6e0, 24 [pid 6445] <... set_robust_list resumed>) = 0 [pid 6443] <... openat resumed>) = 3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6445 [pid 6446] <... set_robust_list resumed>) = 0 [pid 6444] write(3, "1000", 4 [pid 6446] rt_sigprocmask(SIG_SETMASK, [] [pid 6445] rt_sigprocmask(SIG_SETMASK, [] [pid 6443] write(3, "1000", 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6446 [pid 6446] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6443] <... write resumed>) = 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6445] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6444] <... write resumed>) = 4 [pid 6443] close(3 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6446] <... prctl resumed>) = 0 [pid 6445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6444] close(3 [pid 6443] <... close resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6446] setpgid(0, 0 [pid 6445] <... prctl resumed>) = 0 [pid 6444] <... close resumed>) = 0 executing program [pid 6443] write(1, "executing program\n", 18 [pid 6446] <... setpgid resumed>) = 0 [pid 6445] setpgid(0, 0 [pid 6444] write(1, "executing program\n", 18 [pid 6443] <... write resumed>) = 18 [pid 6445] <... setpgid resumed>) = 0 executing program [pid 6446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6444] <... write resumed>) = 18 [pid 6443] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6446] <... openat resumed>) = 3 [pid 6445] <... openat resumed>) = 3 [pid 6442] +++ exited with 0 +++ [pid 6446] write(3, "1000", 4 [pid 6445] write(3, "1000", 4 [pid 6444] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6443] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6446] <... write resumed>) = 4 [pid 6445] <... write resumed>) = 4 [pid 6444] <... mkdirat resumed>) = -1 EEXIST (File exists) [ 114.291021][ T6442] gadgetfs: bound to dummy_udc driver [pid 6443] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6446] close(3 [pid 6445] close(3 [pid 6444] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6443] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6446] <... close resumed>) = 0 [pid 6445] <... close resumed>) = 0 [pid 6446] write(1, "executing program\n", 18 executing program [pid 6445] write(1, "executing program\n", 18 executing program [pid 6443] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6446] <... write resumed>) = 18 [pid 6445] <... write resumed>) = 18 [pid 6444] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6446] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6444] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6446] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6445] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6443] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6446] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6445] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6444] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6443] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6446] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6445] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6444] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6446] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6445] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6447 attached [pid 6446] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6444] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6445] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6446] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6444] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6447] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6447 [pid 6446] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6445] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6446] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6447] <... set_robust_list resumed>) = 0 [pid 6446] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6445] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6444] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6447] rt_sigprocmask(SIG_SETMASK, [] [pid 6446] exit_group(0 [pid 6445] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6444] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6445] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6447] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6446] <... exit_group resumed>) = ? [pid 6447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6445] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6444] <... exit_group resumed>) = ? [pid 6443] <... write resumed>) = 31 [pid 6444] +++ exited with 0 +++ [pid 6443] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 4 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6443] exit_group(0 [pid 6447] <... prctl resumed>) = 0 [pid 6445] exit_group(0 [pid 6447] setpgid(0, 0 [pid 6446] +++ exited with 0 +++ [pid 6445] <... exit_group resumed>) = ? [pid 6443] <... exit_group resumed>) = ? [pid 5607] <... restart_syscall resumed>) = 0 [pid 6447] <... setpgid resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6445] +++ exited with 0 +++ [pid 6447] write(3, "1000", 4 [pid 6443] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6447] <... write resumed>) = 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6443, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6447] close(3 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6447] <... close resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6449 attached ci2-upstream-fs/strace-static-x86_64: Process 6448 attached executing program [pid 6447] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 6450 attached [pid 6449] set_robust_list(0x55556003c6e0, 24 [pid 6448] set_robust_list(0x55556003c6e0, 24 [pid 6447] <... write resumed>) = 18 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6449 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6448 [pid 6447] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6450 [pid 6449] <... set_robust_list resumed>) = 0 [pid 6447] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6450] set_robust_list(0x55556003c6e0, 24 [pid 6448] <... set_robust_list resumed>) = 0 [pid 6447] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6449] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6450] <... set_robust_list resumed>) = 0 [pid 6450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6450] setpgid(0, 0) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6447] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6450] <... openat resumed>) = 3 [pid 6448] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 114.384900][ T6443] gadgetfs: bound to dummy_udc driver [pid 6450] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6451 attached [pid 6449] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6448] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6447] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6451] set_robust_list(0x55556003c6e0, 24 [pid 6450] <... write resumed>) = 4 [pid 6449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6447] <... openat resumed>) = 3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6451 [pid 6451] <... set_robust_list resumed>) = 0 [pid 6450] close(3 [pid 6449] <... prctl resumed>) = 0 [pid 6448] <... prctl resumed>) = 0 [pid 6451] rt_sigprocmask(SIG_SETMASK, [] [pid 6450] <... close resumed>) = 0 [pid 6449] setpgid(0, 0 [pid 6448] setpgid(0, 0 [pid 6447] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6451] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6450] write(1, "executing program\n", 18 [pid 6449] <... setpgid resumed>) = 0 [pid 6448] <... setpgid resumed>) = 0 executing program [pid 6451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6450] <... write resumed>) = 18 [pid 6449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6451] <... prctl resumed>) = 0 [pid 6450] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6449] <... openat resumed>) = 3 [pid 6451] setpgid(0, 0) = 0 [pid 6450] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6449] write(3, "1000", 4 [pid 6448] <... openat resumed>) = 3 [pid 6451] <... openat resumed>) = 3 [pid 6447] <... write resumed>) = 31 [pid 6450] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6449] <... write resumed>) = 4 [pid 6448] write(3, "1000", 4 [pid 6451] write(3, "1000", 4) = 4 [pid 6451] close(3) = 0 [pid 6451] write(1, "executing program\n", 18) = 18 executing program [pid 6451] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6451] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6450] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6449] close(3 [pid 6448] <... write resumed>) = 4 [pid 6449] <... close resumed>) = 0 [pid 6448] close(3 [pid 6449] write(1, "executing program\n", 18 [pid 6448] <... close resumed>) = 0 [pid 6447] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6451] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6450] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6449] <... write resumed>) = 18 [pid 6448] write(1, "executing program\n", 18 [pid 6450] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6448] <... write resumed>) = 18 executing program executing program [pid 6450] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6451] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6449] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6448] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6450] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6447] <... openat resumed>) = 4 [pid 6451] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6450] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6451] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6449] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6448] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6447] exit_group(0 [pid 6451] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6450] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6449] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6451] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6450] exit_group(0 [pid 6449] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6448] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6447] <... exit_group resumed>) = ? [pid 6451] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6450] <... exit_group resumed>) = ? [pid 6451] exit_group(0 [pid 6449] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6448] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6451] <... exit_group resumed>) = ? [pid 6450] +++ exited with 0 +++ [pid 6449] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6448] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6447] +++ exited with 0 +++ [pid 6449] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6448] <... openat resumed>) = 3 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6449] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6449] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6448] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6451] +++ exited with 0 +++ [pid 6449] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6449] exit_group(0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6449] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6452 attached [pid 6452] set_robust_list(0x55556003c6e0, 24 [pid 6449] +++ exited with 0 +++ [pid 6452] <... set_robust_list resumed>) = 0 [pid 6452] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6452] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6452 [pid 5610] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... restart_syscall resumed>) = 0 [pid 6452] <... prctl resumed>) = 0 [pid 6452] setpgid(0, 0) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6453 attached [pid 6452] <... openat resumed>) = 3 [pid 6448] <... write resumed>) = 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [ 114.469356][ T6447] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6454 attached [pid 6453] set_robust_list(0x55556003c6e0, 24 [pid 6452] write(3, "1000", 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6453 [pid 6454] set_robust_list(0x55556003c6e0, 24 [pid 6453] <... set_robust_list resumed>) = 0 [pid 6452] <... write resumed>) = 4 [pid 6454] <... set_robust_list resumed>) = 0 [pid 6453] rt_sigprocmask(SIG_SETMASK, [] [pid 6452] close(3 [pid 6448] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6454 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6454] rt_sigprocmask(SIG_SETMASK, [] [pid 6453] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6452] <... close resumed>) = 0 [pid 6448] <... openat resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6455 attached [pid 6454] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6452] write(1, "executing program\n", 18 executing program [pid 6448] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6455] set_robust_list(0x55556003c6e0, 24 [pid 6454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6453] <... prctl resumed>) = 0 [pid 6452] <... write resumed>) = 18 [pid 6448] <... exit_group resumed>) = ? [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6455 [pid 6455] <... set_robust_list resumed>) = 0 [pid 6454] <... prctl resumed>) = 0 [pid 6453] setpgid(0, 0 [pid 6452] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6455] rt_sigprocmask(SIG_SETMASK, [] [pid 6454] setpgid(0, 0 [pid 6453] <... setpgid resumed>) = 0 [pid 6452] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6454] <... setpgid resumed>) = 0 [pid 6453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6452] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6455] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6453] <... openat resumed>) = 3 [pid 6452] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6454] <... openat resumed>) = 3 [pid 6455] <... prctl resumed>) = 0 [pid 6452] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6455] setpgid(0, 0 [pid 6453] write(3, "1000", 4 [pid 6455] <... setpgid resumed>) = 0 [pid 6452] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6454] write(3, "1000", 4 [pid 6453] <... write resumed>) = 4 [pid 6452] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6453] close(3 [pid 6454] <... write resumed>) = 4 [pid 6453] <... close resumed>) = 0 [pid 6452] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6454] close(3 [pid 6453] write(1, "executing program\n", 18 executing program [pid 6452] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6455] <... openat resumed>) = 3 [pid 6454] <... close resumed>) = 0 [pid 6453] <... write resumed>) = 18 [pid 6452] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6448] +++ exited with 0 +++ [ 114.528724][ T6448] gadgetfs: bound to dummy_udc driver [pid 6454] write(1, "executing program\n", 18 executing program [pid 6453] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6455] write(3, "1000", 4 [pid 6454] <... write resumed>) = 18 [pid 6452] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6448, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6453] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6455] <... write resumed>) = 4 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6455] close(3 [pid 6454] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6453] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6452] <... exit_group resumed>) = ? [pid 5607] <... restart_syscall resumed>) = 0 [pid 6455] <... close resumed>) = 0 [pid 6454] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6452] +++ exited with 0 +++ executing program [pid 6455] write(1, "executing program\n", 18) = 18 [pid 6454] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6453] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6454] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... restart_syscall resumed>) = 0 [pid 6455] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6453] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6454] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6453] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6456 attached [pid 6455] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 6457 attached [pid 6454] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6453] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6455] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6454] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6457] set_robust_list(0x55556003c6e0, 24 [pid 6456] set_robust_list(0x55556003c6e0, 24 [pid 6455] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6454] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6456 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6457 [pid 6457] <... set_robust_list resumed>) = 0 [pid 6456] <... set_robust_list resumed>) = 0 [pid 6455] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6454] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6457] rt_sigprocmask(SIG_SETMASK, [] [pid 6456] rt_sigprocmask(SIG_SETMASK, [] [pid 6455] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6454] <... openat resumed>) = 3 [pid 6453] <... write resumed>) = 31 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6457] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6456] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6455] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6454] exit_group(0 [pid 6453] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6455] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6454] <... exit_group resumed>) = ? [pid 6453] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6455] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6457] <... prctl resumed>) = 0 [pid 6456] <... prctl resumed>) = 0 [pid 6457] setpgid(0, 0 [pid 6455] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6453] exit_group(0 [pid 6457] <... setpgid resumed>) = 0 [pid 6456] setpgid(0, 0 [pid 6454] +++ exited with 0 +++ [pid 6455] exit_group(0 [pid 6453] <... exit_group resumed>) = ? [pid 6457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6456] <... setpgid resumed>) = 0 [pid 6457] <... openat resumed>) = 3 [pid 6456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6455] <... exit_group resumed>) = ? [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6457] write(3, "1000", 4 [pid 6456] <... openat resumed>) = 3 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6457] <... write resumed>) = 4 [pid 6457] close(3 [pid 6456] write(3, "1000", 4 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6457] <... close resumed>) = 0 [pid 6456] <... write resumed>) = 4 [pid 6456] close(3 [pid 6457] write(1, "executing program\n", 18 [pid 6456] <... close resumed>) = 0 [pid 6457] <... write resumed>) = 18 executing program executing program [pid 6456] write(1, "executing program\n", 18 [pid 6457] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6456] <... write resumed>) = 18 [pid 6455] +++ exited with 0 +++ [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6457] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6456] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6457] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6457] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6456] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... restart_syscall resumed>) = 0 [pid 6456] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6457] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6456] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6453] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6458 attached [pid 6457] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6457] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6456] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6458] set_robust_list(0x55556003c6e0, 24 [pid 6456] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6458 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6458] <... set_robust_list resumed>) = 0 [pid 6456] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6458] rt_sigprocmask(SIG_SETMASK, [] [pid 6456] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6458] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6456] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6456] <... openat resumed>) = 3 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6458] <... prctl resumed>) = 0 [pid 6458] setpgid(0, 0) = 0 [pid 6456] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 6459 attached [pid 6458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6456] <... exit_group resumed>) = ? [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6459 [pid 6459] set_robust_list(0x55556003c6e0, 24 [pid 6458] <... openat resumed>) = 3 [ 114.621775][ T6453] gadgetfs: bound to dummy_udc driver [pid 5612] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6460 attached [pid 6459] <... set_robust_list resumed>) = 0 [pid 6458] write(3, "1000", 4 [pid 6457] <... write resumed>) = 31 [pid 6456] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6460 [pid 6460] set_robust_list(0x55556003c6e0, 24 [pid 6459] rt_sigprocmask(SIG_SETMASK, [] [pid 6457] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6458] <... write resumed>) = 4 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6456, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6460] <... set_robust_list resumed>) = 0 [pid 6459] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6458] close(3 [pid 6457] <... openat resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6460] rt_sigprocmask(SIG_SETMASK, [] [pid 6458] <... close resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6460] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6458] write(1, "executing program\n", 18 executing program [pid 6457] exit_group(0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6459] <... prctl resumed>) = 0 [pid 6458] <... write resumed>) = 18 [pid 6457] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6461 attached [pid 6460] <... prctl resumed>) = 0 [pid 6459] setpgid(0, 0 [pid 6458] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6457] +++ exited with 0 +++ [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6461 [pid 6460] setpgid(0, 0 [pid 6461] set_robust_list(0x55556003c6e0, 24 [pid 6459] <... setpgid resumed>) = 0 [pid 6458] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6461] <... set_robust_list resumed>) = 0 [pid 6460] <... setpgid resumed>) = 0 [pid 6458] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6461] rt_sigprocmask(SIG_SETMASK, [] [pid 6460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6458] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6461] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6460] <... openat resumed>) = 3 [pid 6460] write(3, "1000", 4 [pid 6459] <... openat resumed>) = 3 [pid 6461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6458] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6460] <... write resumed>) = 4 [pid 6459] write(3, "1000", 4 [pid 6460] close(3 [pid 6459] <... write resumed>) = 4 [pid 6460] <... close resumed>) = 0 [pid 6458] <... openat resumed>) = 3 [pid 6461] <... prctl resumed>) = 0 [pid 6460] write(1, "executing program\n", 18 executing program [pid 6459] close(3 [pid 6461] setpgid(0, 0 [pid 6460] <... write resumed>) = 18 [pid 6459] <... close resumed>) = 0 [pid 6458] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6461] <... setpgid resumed>) = 0 [pid 6460] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6459] write(1, "executing program\n", 18 [pid 6461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6460] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6459] <... write resumed>) = 18 [pid 6461] <... openat resumed>) = 3 [ 114.676145][ T6457] gadgetfs: bound to dummy_udc driver [pid 6459] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6461] write(3, "1000", 4 [pid 6460] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6459] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6459] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6460] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6461] <... write resumed>) = 4 [pid 6460] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6459] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6461] close(3) = 0 [pid 6460] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6459] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6460] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6459] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6461] write(1, "executing program\n", 18 [pid 6460] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR executing program [pid 6459] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6461] <... write resumed>) = 18 [pid 6460] <... openat resumed>) = 3 [pid 6459] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6458] <... write resumed>) = 31 [pid 6461] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6459] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6458] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 6462 attached [pid 6461] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6460] exit_group(0 [pid 6459] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6458] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6462] set_robust_list(0x55556003c6e0, 24 [pid 6461] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6460] <... exit_group resumed>) = ? [pid 6459] exit_group(0 [pid 6458] exit_group(0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6462 [pid 6462] <... set_robust_list resumed>) = 0 [pid 6461] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6459] <... exit_group resumed>) = ? [pid 6458] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6462] rt_sigprocmask(SIG_SETMASK, [] [pid 6461] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6460] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6462] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6461] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6461] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6459] +++ exited with 0 +++ [pid 6458] +++ exited with 0 +++ [pid 5604] <... restart_syscall resumed>) = 0 [pid 6462] setpgid(0, 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6458, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6462] <... setpgid resumed>) = 0 [pid 6461] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6461] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6461] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6462] <... openat resumed>) = 3 [pid 6461] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6462] write(3, "1000", 4 [pid 6461] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6462] <... write resumed>) = 4 [ 114.744548][ T6458] gadgetfs: bound to dummy_udc driver [pid 6462] close(3 [pid 6461] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6463 attached [pid 6462] <... close resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6462] write(1, "executing program\n", 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6463 executing program [pid 6463] set_robust_list(0x55556003c6e0, 24 [pid 6462] <... write resumed>) = 18 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6464 attached [pid 6463] <... set_robust_list resumed>) = 0 [pid 6462] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6465 attached [pid 6464] set_robust_list(0x55556003c6e0, 24 [pid 6463] rt_sigprocmask(SIG_SETMASK, [] [pid 6462] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6464 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6465] set_robust_list(0x55556003c6e0, 24 [pid 6464] <... set_robust_list resumed>) = 0 [pid 6463] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6462] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6465 [pid 6465] <... set_robust_list resumed>) = 0 [pid 6464] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6465] rt_sigprocmask(SIG_SETMASK, [] [pid 6464] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6462] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6463] <... prctl resumed>) = 0 [pid 6464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6463] setpgid(0, 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6465] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6464] <... prctl resumed>) = 0 [pid 6463] <... setpgid resumed>) = 0 [pid 6462] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6464] setpgid(0, 0 [pid 6463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6465] <... prctl resumed>) = 0 [pid 6462] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6466 attached [pid 6465] setpgid(0, 0 [pid 6464] <... setpgid resumed>) = 0 [pid 6463] <... openat resumed>) = 3 [pid 6462] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6466 [pid 6466] set_robust_list(0x55556003c6e0, 24 [pid 6463] write(3, "1000", 4) = 4 [pid 6464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6463] close(3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6466] <... set_robust_list resumed>) = 0 [pid 6465] <... setpgid resumed>) = 0 [pid 6463] <... close resumed>) = 0 [pid 6463] write(1, "executing program\n", 18) = 18 executing program [pid 6463] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6463] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6466] rt_sigprocmask(SIG_SETMASK, [] [pid 6464] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6464] write(3, "1000", 4 [pid 6465] <... openat resumed>) = 3 [pid 6466] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6463] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6462] <... write resumed>) = 31 [pid 6464] <... write resumed>) = 4 [pid 6464] close(3 [pid 6463] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6465] write(3, "1000", 4 [pid 6464] <... close resumed>) = 0 [pid 6463] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6462] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6465] <... write resumed>) = 4 [pid 6464] write(1, "executing program\n", 18 executing program [pid 6463] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6466] <... prctl resumed>) = 0 [pid 6465] close(3 [pid 6464] <... write resumed>) = 18 [pid 6463] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6462] <... openat resumed>) = 4 [pid 6466] setpgid(0, 0 [pid 6465] <... close resumed>) = 0 [pid 6464] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6466] <... setpgid resumed>) = 0 [pid 6465] write(1, "executing program\n", 18 [pid 6464] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6463] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6465] <... write resumed>) = 18 [pid 6464] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6463] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6465] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6464] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6463] exit_group(0 [pid 6462] exit_group(0 [pid 6465] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6463] <... exit_group resumed>) = ? [pid 6466] <... openat resumed>) = 3 [pid 6465] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6464] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6462] <... exit_group resumed>) = ? [pid 6466] write(3, "1000", 4) = 4 [pid 6465] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6464] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6466] close(3 [pid 6465] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6464] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6463] +++ exited with 0 +++ [pid 6464] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6466] <... close resumed>) = 0 [pid 6465] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6464] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6466] write(1, "executing program\n", 18 [pid 6465] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6464] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6466] <... write resumed>) = 18 executing program [pid 6465] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6466] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6465] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6464] exit_group(0 [pid 6465] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6462] +++ exited with 0 +++ [pid 6464] <... exit_group resumed>) = ? [pid 6465] exit_group(0 [pid 6466] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6465] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6462, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6466] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... restart_syscall resumed>) = 0 [pid 6464] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [ 114.853655][ T6462] gadgetfs: bound to dummy_udc driver [pid 6466] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6465] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6466] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = 3 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6466] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6467 attached [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6467 ci2-upstream-fs/strace-static-x86_64: Process 6468 attached [pid 6467] set_robust_list(0x55556003c6e0, 24 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6468 [pid 6468] set_robust_list(0x55556003c6e0, 24 [pid 6467] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6468] <... set_robust_list resumed>) = 0 [pid 6467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6468] rt_sigprocmask(SIG_SETMASK, [] [pid 6467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6468] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6467] <... prctl resumed>) = 0 [pid 6468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6467] setpgid(0, 0ci2-upstream-fs/strace-static-x86_64: Process 6470 attached ci2-upstream-fs/strace-static-x86_64: Process 6469 attached [pid 6468] <... prctl resumed>) = 0 [pid 6467] <... setpgid resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6469 [pid 6469] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6468] setpgid(0, 0 [pid 6467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6470] set_robust_list(0x55556003c6e0, 24 [pid 6469] rt_sigprocmask(SIG_SETMASK, [] [pid 6468] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6470 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6469] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6467] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6470] <... set_robust_list resumed>) = 0 [pid 6469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6470] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6470] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6469] <... prctl resumed>) = 0 [pid 6468] <... openat resumed>) = 3 [pid 6467] write(3, "1000", 4 [pid 6470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6469] setpgid(0, 0 [pid 6468] write(3, "1000", 4 [pid 6467] <... write resumed>) = 4 [pid 6466] <... write resumed>) = 31 [pid 6470] setpgid(0, 0 [pid 6469] <... setpgid resumed>) = 0 [pid 6468] <... write resumed>) = 4 [pid 6467] close(3 [pid 6469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6468] close(3 [pid 6467] <... close resumed>) = 0 [pid 6470] <... setpgid resumed>) = 0 [pid 6470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6469] <... openat resumed>) = 3 [pid 6468] <... close resumed>) = 0 [pid 6467] write(1, "executing program\n", 18 [pid 6466] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6470] <... openat resumed>) = 3 [pid 6468] write(1, "executing program\n", 18) = 18 [pid 6467] <... write resumed>) = 18 [pid 6469] write(3, "1000", 4 [pid 6468] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6467] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6469] <... write resumed>) = 4 [pid 6468] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6469] close(3 [pid 6467] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6468] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6469] <... close resumed>) = 0 [pid 6468] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6467] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6469] write(1, "executing program\n", 18) = 18 [pid 6467] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6469] mkdirat(AT_FDCWD, "./gadget", 0777 executing program executing program executing program [pid 6468] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6469] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6468] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6467] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6466] <... openat resumed>) = 4 [pid 6469] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6468] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6467] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6469] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6468] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6467] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6469] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6468] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6467] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6470] write(3, "1000", 4 [pid 6469] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6466] exit_group(0 [pid 6470] <... write resumed>) = 4 [pid 6469] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6468] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6467] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6466] <... exit_group resumed>) = ? [pid 6470] close(3 [pid 6469] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6468] exit_group(0 [pid 6467] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6470] <... close resumed>) = 0 [pid 6470] write(1, "executing program\n", 18 executing program [pid 6469] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6468] <... exit_group resumed>) = ? [pid 6467] exit_group(0 [pid 6470] <... write resumed>) = 18 [pid 6469] <... openat resumed>) = 3 [pid 6467] <... exit_group resumed>) = ? [pid 6470] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6469] exit_group(0 [pid 6470] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6469] <... exit_group resumed>) = ? [pid 6470] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6468] +++ exited with 0 +++ [pid 6467] +++ exited with 0 +++ [pid 6466] +++ exited with 0 +++ [pid 6470] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6469] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6468, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6466, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6470] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6470] <... openat resumed>) = 3 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6470] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [ 114.955629][ T6466] gadgetfs: bound to dummy_udc driver [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6471 attached ci2-upstream-fs/strace-static-x86_64: Process 6473 attached ci2-upstream-fs/strace-static-x86_64: Process 6472 attached [pid 6470] <... write resumed>) = 31 [pid 6471] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6471 [pid 6473] set_robust_list(0x55556003c6e0, 24 [pid 6472] set_robust_list(0x55556003c6e0, 24 [pid 6471] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6472 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6473 [pid 6473] <... set_robust_list resumed>) = 0 [pid 6472] <... set_robust_list resumed>) = 0 [pid 6471] rt_sigprocmask(SIG_SETMASK, [] [pid 6470] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6473] rt_sigprocmask(SIG_SETMASK, [] [pid 6472] rt_sigprocmask(SIG_SETMASK, [] [pid 6471] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6470] <... openat resumed>) = 4 [pid 6473] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6470] exit_group(0 [pid 6472] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6471] <... prctl resumed>) = 0 [pid 6470] <... exit_group resumed>) = ? [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6473] <... prctl resumed>) = 0 [pid 6472] <... prctl resumed>) = 0 [pid 6471] setpgid(0, 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6473] setpgid(0, 0 [pid 6472] setpgid(0, 0 [pid 6473] <... setpgid resumed>) = 0 [pid 6473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6472] <... setpgid resumed>) = 0 [pid 6473] <... openat resumed>) = 3 [pid 6472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6471] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6474 attached [pid 6471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6474 [pid 6474] set_robust_list(0x55556003c6e0, 24 [pid 6473] write(3, "1000", 4 [pid 6472] <... openat resumed>) = 3 [pid 6471] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6474] <... set_robust_list resumed>) = 0 [pid 6473] <... write resumed>) = 4 [pid 6472] write(3, "1000", 4 [pid 6471] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6474] rt_sigprocmask(SIG_SETMASK, [] [pid 6473] close(3 [pid 6472] <... write resumed>) = 4 [pid 6471] <... write resumed>) = 4 [pid 6474] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6473] <... close resumed>) = 0 [pid 6472] close(3 [pid 6471] close(3 [pid 6474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6473] write(1, "executing program\n", 18 [pid 6472] <... close resumed>) = 0 [pid 6471] <... close resumed>) = 0 [pid 6470] +++ exited with 0 +++ executing program [pid 6474] <... prctl resumed>) = 0 [pid 6473] <... write resumed>) = 18 executing program [pid 6472] write(1, "executing program\n", 18 [pid 6474] setpgid(0, 0 [pid 6473] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6472] <... write resumed>) = 18 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6470, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6474] <... setpgid resumed>) = 0 [pid 6473] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6472] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6471] write(1, "executing program\n", 18 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6471] <... write resumed>) = 18 executing program [pid 6473] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6473] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6472] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6471] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6474] <... openat resumed>) = 3 [pid 6473] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6472] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6471] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... restart_syscall resumed>) = 0 [pid 6474] write(3, "1000", 4 [pid 6473] <... openat resumed>) = 3 [pid 6471] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6472] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6474] <... write resumed>) = 4 [pid 6473] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6472] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6471] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6474] close(3 [pid 6472] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6471] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6474] <... close resumed>) = 0 [pid 6474] write(1, "executing program\n", 18) = 18 executing program [pid 6474] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6472] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6471] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6474] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6472] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6471] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6474] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6472] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6471] <... write resumed>) = -1 EBADF (Bad file descriptor) ci2-upstream-fs/strace-static-x86_64: Process 6475 attached [pid 6474] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6473] <... write resumed>) = 31 [pid 6472] <... openat resumed>) = 3 [pid 6471] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6475] set_robust_list(0x55556003c6e0, 24 [pid 6474] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 115.029822][ T6470] gadgetfs: bound to dummy_udc driver [pid 6473] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6471] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6475 [pid 6475] <... set_robust_list resumed>) = 0 [pid 6472] exit_group(0 [pid 6475] rt_sigprocmask(SIG_SETMASK, [] [pid 6474] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6473] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6472] <... exit_group resumed>) = ? [pid 6471] exit_group(0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6475] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6474] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6473] exit_group(0 [pid 6471] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6474] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6473] <... exit_group resumed>) = ? [pid 6475] <... prctl resumed>) = 0 [pid 6474] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6475] setpgid(0, 0) = 0 [pid 6475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6474] exit_group(0 [pid 6472] +++ exited with 0 +++ [pid 6471] +++ exited with 0 +++ [pid 6475] <... openat resumed>) = 3 [pid 6474] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6473] +++ exited with 0 +++ [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6475] write(3, "1000", 4 [pid 6474] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6473, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6475] <... write resumed>) = 4 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6475] close(3) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 6475] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6475] <... write resumed>) = 18 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6475] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6477 attached ci2-upstream-fs/strace-static-x86_64: Process 6476 attached [pid 6475] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6475] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6477] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6476] set_robust_list(0x55556003c6e0, 24 [pid 6475] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6476 ci2-upstream-fs/strace-static-x86_64: Process 6478 attached [pid 6477] rt_sigprocmask(SIG_SETMASK, [] [pid 6476] <... set_robust_list resumed>) = 0 [pid 6475] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6477 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6478] set_robust_list(0x55556003c6e0, 24 [pid 6477] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6476] rt_sigprocmask(SIG_SETMASK, [] [pid 6475] <... openat resumed>) = 3 [pid 6478] <... set_robust_list resumed>) = 0 [pid 6477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6476] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6478] rt_sigprocmask(SIG_SETMASK, [] [pid 6475] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6478 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6478] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6477] <... prctl resumed>) = 0 [pid 6476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6477] setpgid(0, 0 [pid 6476] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 115.087870][ T6473] gadgetfs: bound to dummy_udc driver [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6478] <... prctl resumed>) = 0 [pid 6477] <... setpgid resumed>) = 0 [pid 6476] setpgid(0, 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6478] setpgid(0, 0 [pid 6477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6476] <... setpgid resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6478] <... setpgid resumed>) = 0 [pid 6476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6476] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6479 attached [pid 6478] <... openat resumed>) = 3 [pid 6477] <... openat resumed>) = 3 [pid 6475] <... write resumed>) = 31 [pid 6479] set_robust_list(0x55556003c6e0, 24 [pid 6478] write(3, "1000", 4 [pid 6476] write(3, "1000", 4 [pid 6475] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6477] write(3, "1000", 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6479 [pid 6479] <... set_robust_list resumed>) = 0 [pid 6478] <... write resumed>) = 4 [pid 6477] <... write resumed>) = 4 [pid 6476] <... write resumed>) = 4 [pid 6475] <... openat resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6479] rt_sigprocmask(SIG_SETMASK, [] [pid 6478] close(3 [pid 6477] close(3 [pid 6476] close(3 [pid 6479] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6478] <... close resumed>) = 0 [pid 6477] <... close resumed>) = 0 [pid 6475] exit_group(0 [pid 6476] <... close resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6478] write(1, "executing program\n", 18 [pid 6477] write(1, "executing program\n", 18 [pid 6476] write(1, "executing program\n", 18 [pid 6475] <... exit_group resumed>) = ? executing program executing program executing program [pid 6479] <... prctl resumed>) = 0 [pid 6478] <... write resumed>) = 18 [pid 6477] <... write resumed>) = 18 [pid 6476] <... write resumed>) = 18 [pid 6479] setpgid(0, 0) = 0 [pid 6477] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6478] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6477] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6476] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6479] write(3, "1000", 4 [pid 6478] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6477] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6479] <... write resumed>) = 4 [pid 6478] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6477] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6476] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6479] close(3 [pid 6478] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6477] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6479] <... close resumed>) = 0 [pid 6479] write(1, "executing program\n", 18 [pid 6478] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6477] <... openat resumed>) = 3 [pid 6476] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6475] +++ exited with 0 +++ executing program [pid 6479] <... write resumed>) = 18 [pid 6478] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6477] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6476] <... mount resumed>) = -1 EBUSY (Device or resource busy) [ 115.160411][ T6475] gadgetfs: bound to dummy_udc driver [pid 6479] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6478] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6476] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6475, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6477] <... write resumed>) = 31 [pid 6479] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6478] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6477] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6476] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6479] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6478] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6477] <... openat resumed>) = 4 [pid 6476] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6479] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6478] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6477] exit_group(0 [pid 6476] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6479] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6478] exit_group(0 [pid 6476] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6479] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6478] <... exit_group resumed>) = ? [pid 6476] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6477] <... exit_group resumed>) = ? [pid 6479] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6476] exit_group(0 [pid 6479] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6476] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6480 attached [pid 6479] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6480] set_robust_list(0x55556003c6e0, 24 [pid 6479] exit_group(0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6480 [pid 6480] <... set_robust_list resumed>) = 0 [pid 6479] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6478] +++ exited with 0 +++ [pid 6476] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6480] rt_sigprocmask(SIG_SETMASK, [] [pid 6477] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6476, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6480] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6480] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6479] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6477, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6480] <... prctl resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6480] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [ 115.208888][ T6477] gadgetfs: bound to dummy_udc driver [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6480] <... setpgid resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6481 attached [pid 6480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6481] set_robust_list(0x55556003c6e0, 24 [pid 6480] <... openat resumed>) = 3 [pid 6480] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6483 attached ci2-upstream-fs/strace-static-x86_64: Process 6482 attached [pid 6481] <... set_robust_list resumed>) = 0 [pid 6480] <... write resumed>) = 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6481 [pid 6483] set_robust_list(0x55556003c6e0, 24 [pid 6482] set_robust_list(0x55556003c6e0, 24 [pid 6481] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6482 [pid 6483] <... set_robust_list resumed>) = 0 [pid 6482] <... set_robust_list resumed>) = 0 [pid 6481] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6483] rt_sigprocmask(SIG_SETMASK, [] [pid 6482] rt_sigprocmask(SIG_SETMASK, [] [pid 6481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6480] close(3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6483 [pid 6483] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6482] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6481] <... prctl resumed>) = 0 [pid 6480] <... close resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6482] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6481] setpgid(0, 0 [pid 6480] write(1, "executing program\n", 18 executing program [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6483] <... prctl resumed>) = 0 [pid 6482] <... prctl resumed>) = 0 [pid 6481] <... setpgid resumed>) = 0 [pid 6480] <... write resumed>) = 18 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6483] setpgid(0, 0 [pid 6482] setpgid(0, 0 [pid 6481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6480] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6483] <... setpgid resumed>) = 0 [pid 6482] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6484 attached [pid 6483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6481] <... openat resumed>) = 3 [pid 6480] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6484] set_robust_list(0x55556003c6e0, 24 [pid 6482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6484] <... set_robust_list resumed>) = 0 [pid 6483] <... openat resumed>) = 3 [pid 6481] write(3, "1000", 4 [pid 6480] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6484] rt_sigprocmask(SIG_SETMASK, [] [pid 6483] write(3, "1000", 4 [pid 6482] <... openat resumed>) = 3 [pid 6481] <... write resumed>) = 4 [pid 6480] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6484] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6483] <... write resumed>) = 4 [pid 6482] write(3, "1000", 4 [pid 6481] close(3 [pid 6480] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6484 [pid 6482] <... write resumed>) = 4 [pid 6483] close(3 [pid 6481] <... close resumed>) = 0 [pid 6484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6482] close(3 [pid 6481] write(1, "executing program\n", 18 [pid 6483] <... close resumed>) = 0 [pid 6484] <... prctl resumed>) = 0 [pid 6483] write(1, "executing program\n", 18 [pid 6482] <... close resumed>) = 0 [pid 6481] <... write resumed>) = 18 [pid 6480] <... openat resumed>) = 3 executing program executing program [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6484] setpgid(0, 0 [pid 6483] <... write resumed>) = 18 [pid 6482] write(1, "executing program\n", 18 executing program [pid 6481] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6480] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6484] <... setpgid resumed>) = 0 [pid 6483] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6482] <... write resumed>) = 18 [pid 6481] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6483] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6482] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6481] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6484] <... openat resumed>) = 3 [pid 6483] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6482] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6481] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6484] write(3, "1000", 4 [pid 6480] <... write resumed>) = 31 [pid 6480] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6482] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6484] <... write resumed>) = 4 [pid 6483] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6481] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6484] close(3) = 0 [pid 6483] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6482] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6481] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6484] write(1, "executing program\n", 18 [pid 6483] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6482] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6481] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6480] <... openat resumed>) = 4 executing program [pid 6484] <... write resumed>) = 18 [pid 6483] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6482] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6481] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6480] exit_group(0 [pid 6484] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6483] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6482] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6481] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6480] <... exit_group resumed>) = ? [pid 6484] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6483] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6482] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6481] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6484] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6483] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6482] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6481] exit_group(0 [pid 6484] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6481] <... exit_group resumed>) = ? [pid 6483] exit_group(0 [pid 6482] <... openat resumed>) = 3 [pid 6484] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6483] <... exit_group resumed>) = ? [pid 6482] exit_group(0) = ? [pid 6484] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6483] +++ exited with 0 +++ [pid 6481] +++ exited with 0 +++ [pid 6482] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6484] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6483, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6480] +++ exited with 0 +++ [pid 6484] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6484] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 6484] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6484] <... exit_group resumed>) = ? [pid 6484] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6485 attached , [], 8) = 0 [pid 6485] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6485] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6485] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6485 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6486 attached [pid 6485] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 115.304211][ T6480] gadgetfs: bound to dummy_udc driver [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6486] set_robust_list(0x55556003c6e0, 24 [pid 6485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6486 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6488 attached ci2-upstream-fs/strace-static-x86_64: Process 6487 attached [pid 6486] <... set_robust_list resumed>) = 0 [pid 6485] <... prctl resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6488] set_robust_list(0x55556003c6e0, 24 [pid 6487] set_robust_list(0x55556003c6e0, 24 [pid 6486] rt_sigprocmask(SIG_SETMASK, [] [pid 6485] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6488 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6487 [pid 6488] <... set_robust_list resumed>) = 0 [pid 6487] <... set_robust_list resumed>) = 0 [pid 6485] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6488] rt_sigprocmask(SIG_SETMASK, [] [pid 6486] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6488] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6487] rt_sigprocmask(SIG_SETMASK, [] [pid 6486] <... prctl resumed>) = 0 [pid 6485] <... openat resumed>) = 3 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6488] <... prctl resumed>) = 0 [pid 6487] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6486] setpgid(0, 0 [pid 6485] write(3, "1000", 4 [pid 6488] setpgid(0, 0 [pid 6487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6486] <... setpgid resumed>) = 0 [pid 6485] <... write resumed>) = 4 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6488] <... setpgid resumed>) = 0 [pid 6487] <... prctl resumed>) = 0 [pid 6486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6485] close(3 [pid 6488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6487] setpgid(0, 0 [pid 6486] <... openat resumed>) = 3 [pid 6485] <... close resumed>) = 0 [pid 6488] <... openat resumed>) = 3 [pid 6487] <... setpgid resumed>) = 0 [pid 6488] write(3, "1000", 4 [pid 6486] write(3, "1000", 4 executing program [pid 6485] write(1, "executing program\n", 18 [pid 6488] <... write resumed>) = 4 [pid 6487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6486] <... write resumed>) = 4 [pid 6485] <... write resumed>) = 18 [pid 6488] close(3 [pid 6487] <... openat resumed>) = 3 [pid 6486] close(3 [pid 6485] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6488] <... close resumed>) = 0 [pid 6486] <... close resumed>) = 0 [pid 6488] write(1, "executing program\n", 18 executing program executing program [pid 6486] write(1, "executing program\n", 18 [pid 6485] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 6489 attached [pid 6488] <... write resumed>) = 18 [pid 6486] <... write resumed>) = 18 [pid 6489] set_robust_list(0x55556003c6e0, 24 [pid 6488] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6487] write(3, "1000", 4 [pid 6485] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6489 [pid 6489] <... set_robust_list resumed>) = 0 [pid 6488] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6487] <... write resumed>) = 4 [pid 6486] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6485] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6488] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6486] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6486] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6488] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6487] close(3 [pid 6486] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6485] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6487] <... close resumed>) = 0 [pid 6485] <... openat resumed>) = 3 [pid 6487] write(1, "executing program\n", 18 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6487] <... write resumed>) = 18 executing program [pid 6488] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6486] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6485] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6488] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6486] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6488] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6486] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6488] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6488] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6486] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6489] rt_sigprocmask(SIG_SETMASK, [] [pid 6488] <... openat resumed>) = 3 [pid 6487] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6486] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6489] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6486] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6486] exit_group(0 [pid 6488] exit_group(0 [pid 6487] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6488] <... exit_group resumed>) = ? [pid 6487] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6486] <... exit_group resumed>) = ? [pid 6489] setpgid(0, 0 [pid 6488] +++ exited with 0 +++ [pid 6487] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6485] <... write resumed>) = 31 [pid 6489] <... setpgid resumed>) = 0 [pid 6487] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6486] +++ exited with 0 +++ [pid 6485] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6487] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6485] <... openat resumed>) = 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6488, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6489] <... openat resumed>) = 3 [pid 6487] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6485] exit_group(0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6487] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6485] <... exit_group resumed>) = ? [pid 5607] <... restart_syscall resumed>) = 0 [pid 6489] write(3, "1000", 4 [pid 6487] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6489] <... write resumed>) = 4 [pid 6489] close(3) = 0 [pid 6487] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6489] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 6489] <... write resumed>) = 18 [pid 6487] exit_group(0 [pid 6485] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6489] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6485, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 6490 attached [pid 6489] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6487] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6490] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6490 [pid 6490] <... set_robust_list resumed>) = 0 [pid 6490] rt_sigprocmask(SIG_SETMASK, [] [pid 6489] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6487] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6490] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6489] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6491 attached [pid 6490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6489] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6491] set_robust_list(0x55556003c6e0, 24 [pid 6490] <... prctl resumed>) = 0 [pid 6491] <... set_robust_list resumed>) = 0 [pid 6490] setpgid(0, 0 [pid 6491] rt_sigprocmask(SIG_SETMASK, [] [pid 6490] <... setpgid resumed>) = 0 [pid 6489] <... openat resumed>) = 3 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6491 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6491] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6489] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6490] <... openat resumed>) = 3 [pid 6491] <... prctl resumed>) = 0 [pid 6490] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6491] setpgid(0, 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6492 attached [pid 6491] <... setpgid resumed>) = 0 [pid 6490] <... write resumed>) = 4 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6493 attached [pid 6492] set_robust_list(0x55556003c6e0, 24 [pid 6491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6490] close(3 [pid 6493] set_robust_list(0x55556003c6e0, 24 [pid 6492] <... set_robust_list resumed>) = 0 [pid 6490] <... close resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6492 [ 115.405487][ T6485] gadgetfs: bound to dummy_udc driver [pid 6493] <... set_robust_list resumed>) = 0 [pid 6492] rt_sigprocmask(SIG_SETMASK, [] [pid 6491] <... openat resumed>) = 3 [pid 6490] write(1, "executing program\n", 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6489] <... write resumed>) = 31 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6493 [pid 6490] <... write resumed>) = 18 executing program [pid 6493] rt_sigprocmask(SIG_SETMASK, [] [pid 6490] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6491] write(3, "1000", 4 [pid 6492] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6493] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6491] <... write resumed>) = 4 [pid 6490] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6491] close(3 [pid 6490] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6489] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6493] <... prctl resumed>) = 0 [pid 6492] <... prctl resumed>) = 0 [pid 6491] <... close resumed>) = 0 [pid 6490] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6489] <... openat resumed>) = 4 [pid 6493] setpgid(0, 0 [pid 6492] setpgid(0, 0 [pid 6491] write(1, "executing program\n", 18 [pid 6490] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 6489] exit_group(0 [pid 6493] <... setpgid resumed>) = 0 [pid 6492] <... setpgid resumed>) = 0 [pid 6491] <... write resumed>) = 18 [pid 6490] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6489] <... exit_group resumed>) = ? [pid 6493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6491] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6490] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6493] <... openat resumed>) = 3 [pid 6490] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6492] <... openat resumed>) = 3 [pid 6493] write(3, "1000", 4 [pid 6492] write(3, "1000", 4 [pid 6491] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6490] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6493] <... write resumed>) = 4 [pid 6492] <... write resumed>) = 4 [pid 6491] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6493] close(3 [pid 6492] close(3 [pid 6491] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6490] <... openat resumed>) = 3 [pid 6493] <... close resumed>) = 0 [pid 6492] <... close resumed>) = 0 [pid 6491] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6493] write(1, "executing program\n", 18 [pid 6492] write(1, "executing program\n", 18 [pid 6491] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program executing program [pid 6490] exit_group(0 [pid 6493] <... write resumed>) = 18 [pid 6492] <... write resumed>) = 18 [pid 6491] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6490] <... exit_group resumed>) = ? [pid 6493] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6492] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6491] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6493] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6492] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6491] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6490] +++ exited with 0 +++ [pid 6493] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6492] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6491] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6493] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6492] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6493] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6492] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6491] exit_group(0 [pid 6489] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6491] <... exit_group resumed>) = ? [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6493] <... openat resumed>) = 3 [pid 6492] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6493] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6491] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6494 attached [pid 6494] set_robust_list(0x55556003c6e0, 24 [pid 6492] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6494 [pid 6494] <... set_robust_list resumed>) = 0 [pid 6492] <... write resumed>) = -1 EBADF (Bad file descriptor) [ 115.462491][ T6489] gadgetfs: bound to dummy_udc driver [pid 6494] rt_sigprocmask(SIG_SETMASK, [] [pid 6492] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6494] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6492] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6494] <... prctl resumed>) = 0 [pid 6493] <... write resumed>) = 31 [pid 6494] setpgid(0, 0 [pid 6493] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6492] exit_group(0 [pid 6494] <... setpgid resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6493] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6493] exit_group(0 [pid 6492] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6495 attached [pid 6494] <... openat resumed>) = 3 [pid 6493] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6495] set_robust_list(0x55556003c6e0, 24 [pid 6494] write(3, "1000", 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6495] <... set_robust_list resumed>) = 0 [pid 6494] <... write resumed>) = 4 [pid 6492] +++ exited with 0 +++ [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6495 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6495] rt_sigprocmask(SIG_SETMASK, [] [pid 6494] close(3 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6496 attached [pid 6495] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6494] <... close resumed>) = 0 [pid 6493] +++ exited with 0 +++ executing program [pid 6494] write(1, "executing program\n", 18 [pid 6496] set_robust_list(0x55556003c6e0, 24 [pid 6495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6494] <... write resumed>) = 18 [pid 6496] <... set_robust_list resumed>) = 0 [pid 6495] <... prctl resumed>) = 0 [pid 6494] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6496 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6493, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6496] rt_sigprocmask(SIG_SETMASK, [] [pid 6495] setpgid(0, 0 [pid 6494] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6496] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6495] <... setpgid resumed>) = 0 [pid 6494] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6494] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6496] <... prctl resumed>) = 0 [pid 6495] <... openat resumed>) = 3 [pid 6494] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6496] setpgid(0, 0 [pid 6495] write(3, "1000", 4 [pid 6494] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6496] <... setpgid resumed>) = 0 [pid 6495] <... write resumed>) = 4 [pid 6494] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6495] close(3 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6495] <... close resumed>) = 0 executing program [pid 6495] write(1, "executing program\n", 18) = 18 [pid 6496] <... openat resumed>) = 3 [pid 6494] <... write resumed>) = 31 [ 115.527651][ T6493] gadgetfs: bound to dummy_udc driver [pid 6495] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 6498 attached ci2-upstream-fs/strace-static-x86_64: Process 6497 attached [pid 6496] write(3, "1000", 4 [pid 6495] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6494] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6498] set_robust_list(0x55556003c6e0, 24 [pid 6497] set_robust_list(0x55556003c6e0, 24 [pid 6496] <... write resumed>) = 4 [pid 6495] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6494] <... openat resumed>) = 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6498 [pid 6498] <... set_robust_list resumed>) = 0 [pid 6497] <... set_robust_list resumed>) = 0 [pid 6496] close(3 [pid 6495] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6494] exit_group(0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6497 [pid 6498] rt_sigprocmask(SIG_SETMASK, [] [pid 6497] rt_sigprocmask(SIG_SETMASK, [] [pid 6496] <... close resumed>) = 0 [pid 6495] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6494] <... exit_group resumed>) = ? [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6498] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6497] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6496] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6496] <... write resumed>) = 18 [pid 6495] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6498] <... prctl resumed>) = 0 [pid 6497] <... prctl resumed>) = 0 [pid 6496] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6495] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6498] setpgid(0, 0 [pid 6497] setpgid(0, 0 [pid 6496] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6495] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6494] +++ exited with 0 +++ [pid 6497] <... setpgid resumed>) = 0 [pid 6495] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6498] <... setpgid resumed>) = 0 [pid 6497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6496] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6497] <... openat resumed>) = 3 [pid 6496] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6495] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6498] <... openat resumed>) = 3 [pid 6497] write(3, "1000", 4 [pid 6496] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6495] exit_group(0 [pid 6498] write(3, "1000", 4 [pid 6497] <... write resumed>) = 4 [pid 6496] <... openat resumed>) = 3 [pid 6495] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6498] <... write resumed>) = 4 [pid 6497] close(3 [pid 6496] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6498] close(3 [pid 6497] <... close resumed>) = 0 [pid 6495] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6497] write(1, "executing program\n", 18 executing program [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6497] <... write resumed>) = 18 [pid 6498] <... close resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6495, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 6499 attached [pid 6498] write(1, "executing program\n", 18 [pid 6497] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6499] set_robust_list(0x55556003c6e0, 24 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6499] <... set_robust_list resumed>) = 0 [pid 6497] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] <... restart_syscall resumed>) = 0 [pid 6499] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 6497] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6499] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6498] <... write resumed>) = 18 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6499 [pid 6499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6498] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6497] <... mount resumed>) = -1 EBUSY (Device or resource busy) [ 115.580829][ T6494] gadgetfs: bound to dummy_udc driver [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6499] <... prctl resumed>) = 0 [pid 6498] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6497] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6499] setpgid(0, 0 [pid 6498] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6496] <... write resumed>) = 31 [pid 6499] <... setpgid resumed>) = 0 [pid 6497] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6498] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6497] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6499] <... openat resumed>) = 3 [pid 6498] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6497] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6499] write(3, "1000", 4 [pid 6498] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6497] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6496] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 6500 attached [pid 6499] <... write resumed>) = 4 [pid 6498] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6497] <... openat resumed>) = 3 [pid 6496] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6500] set_robust_list(0x55556003c6e0, 24 [pid 6499] close(3 [pid 6498] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6497] exit_group(0 [pid 6496] exit_group(0 [pid 6500] <... set_robust_list resumed>) = 0 [pid 6499] <... close resumed>) = 0 [pid 6498] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6497] <... exit_group resumed>) = ? [pid 6500] rt_sigprocmask(SIG_SETMASK, [] [pid 6499] write(1, "executing program\n", 18 [pid 6498] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6496] <... exit_group resumed>) = ? [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6500 [pid 6500] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6499] <... write resumed>) = 18 [pid 6498] exit_group(0 [pid 6497] +++ exited with 0 +++ [pid 6499] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6498] <... exit_group resumed>) = ? [pid 6500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6500] <... prctl resumed>) = 0 [pid 6499] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6498] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6500] setpgid(0, 0 [pid 6499] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6500] <... setpgid resumed>) = 0 [pid 6499] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6499] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6500] <... openat resumed>) = 3 [pid 6499] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6500] write(3, "1000", 4 [pid 6499] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6500] <... write resumed>) = 4 [pid 6499] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6500] close(3 [pid 6499] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6500] <... close resumed>) = 0 [pid 6499] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 6500] write(1, "executing program\n", 18 [pid 6499] exit_group(0 [pid 6500] <... write resumed>) = 18 [pid 6499] <... exit_group resumed>) = ? executing program [pid 6500] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6500] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6499] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6501 attached [pid 6500] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6501] set_robust_list(0x55556003c6e0, 24 [pid 6500] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6501] <... set_robust_list resumed>) = 0 [pid 6500] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6501] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6501] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6500] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6501 [pid 6501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6500] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6502 attached [pid 6501] <... prctl resumed>) = 0 [pid 6500] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6502] set_robust_list(0x55556003c6e0, 24 [pid 6501] setpgid(0, 0 [pid 6500] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [ 115.637211][ T6496] gadgetfs: bound to dummy_udc driver [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6502] <... set_robust_list resumed>) = 0 [pid 6501] <... setpgid resumed>) = 0 [pid 6500] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6502] rt_sigprocmask(SIG_SETMASK, [] [pid 6501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6500] exit_group(0 [pid 6496] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6502] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6501] <... openat resumed>) = 3 [pid 6500] <... exit_group resumed>) = ? [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6502] <... prctl resumed>) = 0 [pid 6502] setpgid(0, 0 [pid 6501] write(3, "1000", 4 [pid 6500] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6502 [pid 6502] <... setpgid resumed>) = 0 [pid 6501] <... write resumed>) = 4 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6501] close(3 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6503 attached [pid 6502] <... openat resumed>) = 3 [pid 6501] <... close resumed>) = 0 [pid 6503] set_robust_list(0x55556003c6e0, 24 [pid 6502] write(3, "1000", 4 [pid 6501] write(1, "executing program\n", 18 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6503 executing program [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6503] <... set_robust_list resumed>) = 0 [pid 6502] <... write resumed>) = 4 [pid 6501] <... write resumed>) = 18 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... restart_syscall resumed>) = 0 [pid 6501] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6503] rt_sigprocmask(SIG_SETMASK, [] [pid 6502] close(3) = 0 [pid 6503] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6501] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6502] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6501] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 6503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6502] <... write resumed>) = 18 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6501] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6504 attached [pid 6503] <... prctl resumed>) = 0 [pid 6502] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6504] set_robust_list(0x55556003c6e0, 24 [pid 6503] setpgid(0, 0 [pid 6501] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6503] <... setpgid resumed>) = 0 [pid 6502] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6504 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6504] <... set_robust_list resumed>) = 0 [pid 6503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6502] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6501] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6504] rt_sigprocmask(SIG_SETMASK, [] [pid 6503] <... openat resumed>) = 3 [pid 6502] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6501] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6504] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6503] write(3, "1000", 4 [pid 6502] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 6505 attached [pid 6504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6503] <... write resumed>) = 4 [pid 6502] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6505 [pid 6505] set_robust_list(0x55556003c6e0, 24 [pid 6504] <... prctl resumed>) = 0 [pid 6503] close(3 [pid 6502] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6505] <... set_robust_list resumed>) = 0 [pid 6504] setpgid(0, 0 [pid 6503] <... close resumed>) = 0 [pid 6502] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6505] rt_sigprocmask(SIG_SETMASK, [] [pid 6504] <... setpgid resumed>) = 0 [pid 6503] write(1, "executing program\n", 18 [pid 6502] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6505] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6503] <... write resumed>) = 18 executing program [pid 6505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6503] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6504] <... openat resumed>) = 3 [pid 6505] <... prctl resumed>) = 0 [pid 6503] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6505] setpgid(0, 0 [pid 6503] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6505] <... setpgid resumed>) = 0 [pid 6503] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6504] write(3, "1000", 4 [pid 6505] <... openat resumed>) = 3 [pid 6504] <... write resumed>) = 4 [pid 6503] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6505] write(3, "1000", 4 [pid 6504] close(3 [pid 6503] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6502] <... openat resumed>) = 3 [pid 6501] <... write resumed>) = 31 [pid 6505] <... write resumed>) = 4 [pid 6504] <... close resumed>) = 0 [pid 6505] close(3 [pid 6504] write(1, "executing program\n", 18 executing program [pid 6503] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6502] exit_group(0 [pid 6505] <... close resumed>) = 0 [pid 6504] <... write resumed>) = 18 [pid 6503] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6502] <... exit_group resumed>) = ? [pid 6501] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6505] write(1, "executing program\n", 18 [pid 6504] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6503] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6505] <... write resumed>) = 18 [pid 6504] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6504] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6504] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6505] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6504] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6505] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6504] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6505] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6504] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6503] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6501] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6505] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6504] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6503] exit_group(0 [pid 6505] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6504] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6503] <... exit_group resumed>) = ? [pid 6501] exit_group(0 [pid 6505] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6504] exit_group(0 [pid 6503] +++ exited with 0 +++ [pid 6502] +++ exited with 0 +++ [pid 6501] <... exit_group resumed>) = ? [pid 6505] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6504] <... exit_group resumed>) = ? [ 115.762938][ T6501] gadgetfs: bound to dummy_udc driver [pid 6505] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6505] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6505] <... openat resumed>) = 3 [pid 6504] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6502, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6505] exit_group(0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6505] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6505] +++ exited with 0 +++ [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6507 attached ci2-upstream-fs/strace-static-x86_64: Process 6506 attached [pid 6501] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6507] set_robust_list(0x55556003c6e0, 24 [pid 6506] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6506 [pid 6507] <... set_robust_list resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6507] rt_sigprocmask(SIG_SETMASK, [] [pid 6506] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6507 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6507] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6506] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6508 attached [pid 6507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6506] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6508] set_robust_list(0x55556003c6e0, 24 [pid 6507] <... prctl resumed>) = 0 [pid 6506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6508 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6508] <... set_robust_list resumed>) = 0 [pid 6507] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6508] rt_sigprocmask(SIG_SETMASK, [] [pid 6507] <... setpgid resumed>) = 0 [pid 6506] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6507] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6510 attached ci2-upstream-fs/strace-static-x86_64: Process 6509 attached [pid 6508] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6506] setpgid(0, 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6509 [pid 6507] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6510 [pid 6510] set_robust_list(0x55556003c6e0, 24 [pid 6509] set_robust_list(0x55556003c6e0, 24 [pid 6508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6507] close(3 [pid 6506] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6509] <... set_robust_list resumed>) = 0 [pid 6508] <... prctl resumed>) = 0 [pid 6507] <... close resumed>) = 0 [pid 6506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6510] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6508] setpgid(0, 0 [pid 6507] write(1, "executing program\n", 18 [pid 6506] <... openat resumed>) = 3 [pid 6508] <... setpgid resumed>) = 0 [pid 6510] rt_sigprocmask(SIG_SETMASK, [] [pid 6507] <... write resumed>) = 18 [pid 6509] rt_sigprocmask(SIG_SETMASK, [] [pid 6508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6510] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6509] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6506] write(3, "1000", 4 [pid 6508] <... openat resumed>) = 3 executing program [pid 6507] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6508] write(3, "1000", 4 [pid 6507] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6506] <... write resumed>) = 4 [pid 6510] <... prctl resumed>) = 0 [pid 6509] <... prctl resumed>) = 0 [pid 6508] <... write resumed>) = 4 [pid 6507] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6506] close(3 [pid 6510] setpgid(0, 0 [pid 6509] setpgid(0, 0 [pid 6508] close(3 [pid 6507] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6506] <... close resumed>) = 0 [pid 6510] <... setpgid resumed>) = 0 [pid 6509] <... setpgid resumed>) = 0 [pid 6508] <... close resumed>) = 0 [pid 6506] write(1, "executing program\n", 18 [pid 6509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6508] write(1, "executing program\n", 18 executing program executing program [pid 6507] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6506] <... write resumed>) = 18 [pid 6510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6508] <... write resumed>) = 18 [pid 6507] <... openat resumed>) = 3 [pid 6506] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6507] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6510] <... openat resumed>) = 3 [pid 6509] <... openat resumed>) = 3 [pid 6508] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6506] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6510] write(3, "1000", 4 [pid 6509] write(3, "1000", 4 [pid 6508] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6506] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6510] <... write resumed>) = 4 [pid 6509] <... write resumed>) = 4 [pid 6508] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6510] close(3 [pid 6509] close(3 [pid 6508] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6507] <... write resumed>) = 31 [pid 6506] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6510] <... close resumed>) = 0 [pid 6510] write(1, "executing program\n", 18 [pid 6509] <... close resumed>) = 0 [pid 6508] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6509] write(1, "executing program\n", 18 [pid 6507] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6510] <... write resumed>) = 18 executing program executing program [pid 6509] <... write resumed>) = 18 [pid 6508] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6506] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6510] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6508] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6507] <... openat resumed>) = 4 [pid 6506] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6510] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6508] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6506] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6510] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6508] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6506] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6510] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6508] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6506] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6508] exit_group(0 [pid 6506] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6510] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6508] <... exit_group resumed>) = ? [pid 6510] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6509] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6506] exit_group(0 [pid 6507] exit_group(0 [pid 6509] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6507] <... exit_group resumed>) = ? [pid 6510] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6509] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6506] <... exit_group resumed>) = ? [pid 6510] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6509] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6508] +++ exited with 0 +++ [pid 6510] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6510] exit_group(0 [pid 6509] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6506] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6510] <... exit_group resumed>) = ? [pid 6507] +++ exited with 0 +++ [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6509] <... openat resumed>) = 3 [pid 6509] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6507, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6509] <... write resumed>) = 31 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6510] +++ exited with 0 +++ [pid 6509] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6509] <... openat resumed>) = 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6510, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6509] exit_group(0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6511 attached [pid 6509] <... exit_group resumed>) = ? [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6511 [pid 6511] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 6512 attached ) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6512] set_robust_list(0x55556003c6e0, 24 [pid 6511] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6513 attached [pid 6512] <... set_robust_list resumed>) = 0 [pid 6511] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6513] set_robust_list(0x55556003c6e0, 24 [pid 6512] rt_sigprocmask(SIG_SETMASK, [] [pid 6511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6512 ci2-upstream-fs/strace-static-x86_64: Process 6514 attached [pid 6513] <... set_robust_list resumed>) = 0 [pid 6512] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6511] <... prctl resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6513 [pid 6514] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6513] rt_sigprocmask(SIG_SETMASK, [] [pid 6512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6511] setpgid(0, 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6514] rt_sigprocmask(SIG_SETMASK, [] [pid 6513] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6512] <... prctl resumed>) = 0 [pid 6511] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6514 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6514] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6512] setpgid(0, 0 [pid 6511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 115.905590][ T6507] gadgetfs: bound to dummy_udc driver [ 115.947977][ T6509] gadgetfs: bound to dummy_udc driver [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6513] <... prctl resumed>) = 0 [pid 6512] <... setpgid resumed>) = 0 [pid 6511] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6514] <... prctl resumed>) = 0 [pid 6513] setpgid(0, 0 [pid 6512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6511] write(3, "1000", 4 [pid 6514] setpgid(0, 0 [pid 6513] <... setpgid resumed>) = 0 [pid 6512] <... openat resumed>) = 3 [pid 6511] <... write resumed>) = 4 [pid 6509] +++ exited with 0 +++ [pid 6514] <... setpgid resumed>) = 0 [pid 6513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6512] write(3, "1000", 4 [pid 6511] close(3 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6509, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6512] <... write resumed>) = 4 [pid 6511] <... close resumed>) = 0 [pid 6514] <... openat resumed>) = 3 [pid 6513] <... openat resumed>) = 3 [pid 6512] close(3 executing program [pid 6511] write(1, "executing program\n", 18 [pid 6514] write(3, "1000", 4 [pid 6513] write(3, "1000", 4 [pid 6512] <... close resumed>) = 0 [pid 6511] <... write resumed>) = 18 [pid 6514] <... write resumed>) = 4 [pid 6513] <... write resumed>) = 4 [pid 6512] write(1, "executing program\n", 18 executing program [pid 6511] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6514] close(3 [pid 6513] close(3 [pid 6512] <... write resumed>) = 18 [pid 6511] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6514] <... close resumed>) = 0 [pid 6513] <... close resumed>) = 0 [pid 6512] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6511] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6514] write(1, "executing program\n", 18 [pid 6513] write(1, "executing program\n", 18 [pid 6512] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6511] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program executing program ci2-upstream-fs/strace-static-x86_64: Process 6515 attached [pid 6514] <... write resumed>) = 18 [pid 6513] <... write resumed>) = 18 [pid 6512] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6511] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6515] set_robust_list(0x55556003c6e0, 24 [pid 6514] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6513] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6512] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6515] <... set_robust_list resumed>) = 0 [pid 6514] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6513] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6512] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6511] <... openat resumed>) = 3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6515 [pid 6514] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6513] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6515] rt_sigprocmask(SIG_SETMASK, [] [pid 6512] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6515] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6514] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6513] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6512] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6511] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6514] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6513] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6512] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6515] <... prctl resumed>) = 0 [pid 6514] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6512] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6513] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6515] setpgid(0, 0 [pid 6514] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6513] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6512] <... openat resumed>) = 3 [pid 6515] <... setpgid resumed>) = 0 [pid 6514] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6513] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6514] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6513] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6512] exit_group(0 [pid 6514] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6513] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6512] <... exit_group resumed>) = ? [pid 6515] <... openat resumed>) = 3 [pid 6514] exit_group(0 [pid 6513] exit_group(0 [pid 6511] <... write resumed>) = 31 [pid 6515] write(3, "1000", 4 [pid 6514] <... exit_group resumed>) = ? [pid 6513] <... exit_group resumed>) = ? [pid 6512] +++ exited with 0 +++ [pid 6511] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6515] <... write resumed>) = 4 [pid 6511] <... openat resumed>) = 4 [pid 6515] close(3 [pid 6513] +++ exited with 0 +++ [pid 6511] exit_group(0 [pid 6514] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6515] <... close resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6515] write(1, "executing program\n", 18 [pid 6511] <... exit_group resumed>) = ? executing program [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6514, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6515] <... write resumed>) = 18 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6515] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6515] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6516 attached [pid 6515] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6516] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6516] rt_sigprocmask(SIG_SETMASK, [] [pid 6515] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... restart_syscall resumed>) = 0 [pid 6516] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6515] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... restart_syscall resumed>) = 0 [pid 6516] <... prctl resumed>) = 0 [pid 6516] setpgid(0, 0) = 0 [pid 6516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6515] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6516 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6516] <... openat resumed>) = 3 [pid 6515] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6516] write(3, "1000", 4 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6516] <... write resumed>) = 4 [pid 6515] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6516] close(3 [pid 6515] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6517 attached [pid 6516] <... close resumed>) = 0 [pid 6515] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6518 attached [pid 6517] set_robust_list(0x55556003c6e0, 24 [pid 6516] write(1, "executing program\n", 18 [pid 6515] exit_group(0 [pid 6511] +++ exited with 0 +++ executing program [pid 6518] set_robust_list(0x55556003c6e0, 24 [pid 6517] <... set_robust_list resumed>) = 0 [pid 6516] <... write resumed>) = 18 [pid 6515] <... exit_group resumed>) = ? [pid 6518] <... set_robust_list resumed>) = 0 [pid 6518] rt_sigprocmask(SIG_SETMASK, [] [pid 6517] rt_sigprocmask(SIG_SETMASK, [] [pid 6516] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6515] +++ exited with 0 +++ [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6517 [pid 6518] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6517] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6516] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6518 [ 116.032974][ T6511] gadgetfs: bound to dummy_udc driver [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6518] <... prctl resumed>) = 0 [pid 6517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6516] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6518] setpgid(0, 0 [pid 6517] <... prctl resumed>) = 0 [pid 6516] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6518] <... setpgid resumed>) = 0 [pid 6517] setpgid(0, 0 [pid 6516] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6517] <... setpgid resumed>) = 0 [pid 6516] <... openat resumed>) = 3 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6519 attached [pid 6518] <... openat resumed>) = 3 [pid 6517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6516] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 6520 attached [pid 6517] <... openat resumed>) = 3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6520 [pid 6520] set_robust_list(0x55556003c6e0, 24 [pid 6519] set_robust_list(0x55556003c6e0, 24 [pid 6518] write(3, "1000", 4 [pid 6517] write(3, "1000", 4 [pid 6516] <... write resumed>) = 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6519 [pid 6518] <... write resumed>) = 4 [pid 6520] <... set_robust_list resumed>) = 0 [pid 6519] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6520] rt_sigprocmask(SIG_SETMASK, [] [pid 6519] rt_sigprocmask(SIG_SETMASK, [] [pid 6518] close(3 [pid 6517] <... write resumed>) = 4 [pid 6516] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6520] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6519] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6518] <... close resumed>) = 0 [pid 6517] close(3 [pid 6516] <... openat resumed>) = 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6519] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 6518] write(1, "executing program\n", 18 [pid 6517] <... close resumed>) = 0 [pid 6516] exit_group(0 [pid 6520] <... prctl resumed>) = 0 [pid 6519] <... prctl resumed>) = 0 [pid 6518] <... write resumed>) = 18 [pid 6517] write(1, "executing program\n", 18 [pid 6516] <... exit_group resumed>) = ? executing program [pid 6520] setpgid(0, 0 [pid 6519] setpgid(0, 0 [pid 6518] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6517] <... write resumed>) = 18 [pid 6520] <... setpgid resumed>) = 0 [pid 6519] <... setpgid resumed>) = 0 [pid 6517] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6518] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6520] <... openat resumed>) = 3 [pid 6519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6518] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6517] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6520] write(3, "1000", 4 [pid 6517] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6520] <... write resumed>) = 4 [pid 6519] <... openat resumed>) = 3 [pid 6518] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6517] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6520] close(3 [pid 6519] write(3, "1000", 4 [pid 6517] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6520] <... close resumed>) = 0 [pid 6519] <... write resumed>) = 4 [pid 6520] write(1, "executing program\n", 18 [pid 6518] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6519] close(3 [pid 6517] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program executing program [pid 6520] <... write resumed>) = 18 [pid 6519] <... close resumed>) = 0 [pid 6518] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6517] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6520] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6519] write(1, "executing program\n", 18 [pid 6518] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6517] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6520] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6519] <... write resumed>) = 18 [pid 6518] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6517] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6520] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6519] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6518] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6517] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6516] +++ exited with 0 +++ [pid 6520] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6518] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6520] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6519] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6518] exit_group(0 [pid 6517] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6520] <... openat resumed>) = 3 [pid 6519] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6518] <... exit_group resumed>) = ? [pid 6517] <... exit_group resumed>) = ? [pid 6520] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6519] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6519] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6517] +++ exited with 0 +++ [ 116.109831][ T6516] gadgetfs: bound to dummy_udc driver [pid 6519] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6519] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6518] +++ exited with 0 +++ [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... restart_syscall resumed>) = 0 [pid 6520] <... write resumed>) = 31 [pid 6519] <... openat resumed>) = 3 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6520] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6519] exit_group(0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6520] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6519] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6520] exit_group(0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6519] +++ exited with 0 +++ [pid 6520] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6521 attached [pid 6520] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6522 attached [pid 6521] set_robust_list(0x55556003c6e0, 24 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6521 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6520, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 6523 attached [pid 6522] set_robust_list(0x55556003c6e0, 24 [pid 6521] <... set_robust_list resumed>) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6523] set_robust_list(0x55556003c6e0, 24 [pid 6522] <... set_robust_list resumed>) = 0 [pid 6521] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6523] <... set_robust_list resumed>) = 0 [pid 6522] rt_sigprocmask(SIG_SETMASK, [] [pid 6521] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6523] rt_sigprocmask(SIG_SETMASK, [] [pid 6522] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6521] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6523 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6522 [pid 6523] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6521] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6522] <... prctl resumed>) = 0 [pid 6521] setpgid(0, 0 [pid 6523] <... prctl resumed>) = 0 [pid 6522] setpgid(0, 0 [pid 6521] <... setpgid resumed>) = 0 [pid 6523] setpgid(0, 0 [pid 6522] <... setpgid resumed>) = 0 [pid 6523] <... setpgid resumed>) = 0 [pid 6521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6524 attached [pid 6523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6521] <... openat resumed>) = 3 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6524] set_robust_list(0x55556003c6e0, 24 [pid 6523] <... openat resumed>) = 3 [pid 6522] <... openat resumed>) = 3 [pid 6521] write(3, "1000", 4 [pid 6524] <... set_robust_list resumed>) = 0 [pid 6523] write(3, "1000", 4 [pid 6522] write(3, "1000", 4 [pid 6521] <... write resumed>) = 4 [pid 6524] rt_sigprocmask(SIG_SETMASK, [] [pid 6523] <... write resumed>) = 4 [pid 6522] <... write resumed>) = 4 [pid 6521] close(3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6524 ci2-upstream-fs/strace-static-x86_64: Process 6525 attached [pid 6524] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6523] close(3 [pid 6522] close(3 [pid 6521] <... close resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6525] set_robust_list(0x55556003c6e0, 24 [pid 6524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6523] <... close resumed>) = 0 [pid 6522] <... close resumed>) = 0 [pid 6521] write(1, "executing program\n", 18 [pid 6525] <... set_robust_list resumed>) = 0 [pid 6524] <... prctl resumed>) = 0 [pid 6523] write(1, "executing program\n", 18 [pid 6522] write(1, "executing program\n", 18 [pid 6521] <... write resumed>) = 18 executing program executing program executing program [ 116.164395][ T6520] gadgetfs: bound to dummy_udc driver [pid 6525] rt_sigprocmask(SIG_SETMASK, [] [pid 6524] setpgid(0, 0 [pid 6523] <... write resumed>) = 18 [pid 6522] <... write resumed>) = 18 [pid 6521] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6525 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6525] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6524] <... setpgid resumed>) = 0 [pid 6523] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6522] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6521] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6523] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6522] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6521] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6525] <... prctl resumed>) = 0 [pid 6524] <... openat resumed>) = 3 [pid 6523] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6522] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6521] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6525] setpgid(0, 0 [pid 6524] write(3, "1000", 4 [pid 6523] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6522] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6521] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6525] <... setpgid resumed>) = 0 [pid 6524] <... write resumed>) = 4 [pid 6523] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6522] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6524] close(3 [pid 6523] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6522] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6521] <... openat resumed>) = 3 [pid 6525] <... openat resumed>) = 3 [pid 6524] <... close resumed>) = 0 [pid 6525] write(3, "1000", 4 [pid 6524] write(1, "executing program\n", 18 [pid 6523] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6522] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 6521] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6525] <... write resumed>) = 4 [pid 6524] <... write resumed>) = 18 [pid 6523] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6522] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6525] close(3) = 0 [pid 6524] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6523] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6522] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6525] write(1, "executing program\n", 18 [pid 6524] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6523] <... openat resumed>) = 3 [pid 6522] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6525] <... write resumed>) = 18 [pid 6521] <... write resumed>) = 31 executing program [pid 6522] exit_group(0 [pid 6525] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6524] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6521] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6525] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6522] <... exit_group resumed>) = ? [pid 6524] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6521] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6523] exit_group(0 [pid 6525] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6524] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6522] +++ exited with 0 +++ [pid 6523] <... exit_group resumed>) = ? [pid 6521] exit_group(0 [pid 6524] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6521] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6525] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6524] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6523] +++ exited with 0 +++ [pid 6525] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6521] +++ exited with 0 +++ [pid 6525] <... openat resumed>) = 3 [pid 6524] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6523, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6521, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6525] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6524] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6524] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6524] <... exit_group resumed>) = ? [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6526 attached [pid 6526] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6526] rt_sigprocmask(SIG_SETMASK, [] [pid 6525] <... write resumed>) = 31 [pid 6525] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6524] +++ exited with 0 +++ [pid 6526] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6525] <... openat resumed>) = 4 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6526 ci2-upstream-fs/strace-static-x86_64: Process 6528 attached ci2-upstream-fs/strace-static-x86_64: Process 6527 attached [pid 6526] <... prctl resumed>) = 0 [pid 6525] exit_group(0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6528] set_robust_list(0x55556003c6e0, 24 [pid 6527] set_robust_list(0x55556003c6e0, 24 [pid 6526] setpgid(0, 0 [pid 6525] <... exit_group resumed>) = ? [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6528 [pid 6527] <... set_robust_list resumed>) = 0 [pid 6526] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6527 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6528] <... set_robust_list resumed>) = 0 [pid 6527] rt_sigprocmask(SIG_SETMASK, [] [pid 6526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6528] rt_sigprocmask(SIG_SETMASK, [] [pid 6527] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6526] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6528] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6525] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6529 attached [pid 6528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6527] <... prctl resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6525, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6529] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6528] <... prctl resumed>) = 0 [pid 6527] setpgid(0, 0 [pid 6529] rt_sigprocmask(SIG_SETMASK, [] [pid 6528] setpgid(0, 0 [pid 6527] <... setpgid resumed>) = 0 [pid 6526] write(3, "1000", 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6529 [pid 6529] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6528] <... setpgid resumed>) = 0 [pid 6527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6527] <... openat resumed>) = 3 [pid 6526] <... write resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6529] <... prctl resumed>) = 0 [pid 6528] <... openat resumed>) = 3 [pid 6527] write(3, "1000", 4 [pid 6526] close(3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6529] setpgid(0, 0 [pid 6528] write(3, "1000", 4 [pid 6527] <... write resumed>) = 4 [pid 6526] <... close resumed>) = 0 [pid 6529] <... setpgid resumed>) = 0 [pid 6528] <... write resumed>) = 4 [pid 6527] close(3 [pid 6526] write(1, "executing program\n", 18 [pid 6529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6528] close(3 [pid 6527] <... close resumed>) = 0 [pid 6526] <... write resumed>) = 18 executing program [ 116.245090][ T6521] gadgetfs: bound to dummy_udc driver [ 116.283629][ T6525] gadgetfs: bound to dummy_udc driver [pid 6529] <... openat resumed>) = 3 [pid 6528] <... close resumed>) = 0 [pid 6527] write(1, "executing program\n", 18 executing program [pid 6526] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6529] write(3, "1000", 4 [pid 6528] write(1, "executing program\n", 18 [pid 6527] <... write resumed>) = 18 [pid 6526] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6529] <... write resumed>) = 4 [pid 6528] <... write resumed>) = 18 [pid 6527] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6526] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6529] close(3 [pid 6528] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6527] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6526] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6529] <... close resumed>) = 0 [pid 6528] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6527] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6526] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6529] write(1, "executing program\n", 18 [pid 6528] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6527] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program ci2-upstream-fs/strace-static-x86_64: Process 6530 attached [pid 6529] <... write resumed>) = 18 [pid 6528] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6527] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6526] <... openat resumed>) = 3 [pid 6530] set_robust_list(0x55556003c6e0, 24 [pid 6529] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6528] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6527] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6526] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6530 [pid 6530] <... set_robust_list resumed>) = 0 [pid 6529] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6528] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6527] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6530] rt_sigprocmask(SIG_SETMASK, [] [pid 6529] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6528] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6527] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6530] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6529] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6528] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6527] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6529] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6528] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6527] <... openat resumed>) = 3 [pid 6526] <... write resumed>) = 31 [pid 6530] <... prctl resumed>) = 0 [pid 6529] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6530] setpgid(0, 0 [pid 6529] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6528] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6530] <... setpgid resumed>) = 0 [pid 6529] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6528] exit_group(0 [pid 6527] exit_group(0 [pid 6530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6529] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6528] <... exit_group resumed>) = ? [pid 6527] <... exit_group resumed>) = ? [pid 6526] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6526] exit_group(0 [pid 6530] <... openat resumed>) = 3 [pid 6529] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6526] <... exit_group resumed>) = ? [pid 6530] write(3, "1000", 4 [pid 6529] exit_group(0 [pid 6528] +++ exited with 0 +++ [pid 6527] +++ exited with 0 +++ [pid 6530] <... write resumed>) = 4 [pid 6529] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6530] close(3) = 0 [pid 6529] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6530] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6530] <... write resumed>) = 18 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6531 attached [pid 6530] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6531] set_robust_list(0x55556003c6e0, 24 [pid 6530] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6531] <... set_robust_list resumed>) = 0 [pid 6530] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... restart_syscall resumed>) = 0 [pid 6531] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6531] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6530] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6530] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6531] <... prctl resumed>) = 0 [pid 6530] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6526] +++ exited with 0 +++ [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6531 ci2-upstream-fs/strace-static-x86_64: Process 6532 attached [pid 6531] setpgid(0, 0 [pid 6530] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6532] set_robust_list(0x55556003c6e0, 24 [pid 6531] <... setpgid resumed>) = 0 [pid 6530] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6532] <... set_robust_list resumed>) = 0 [pid 6531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6530] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6532 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6532] rt_sigprocmask(SIG_SETMASK, [] [pid 6531] <... openat resumed>) = 3 [pid 6530] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6533 attached [pid 6532] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6531] write(3, "1000", 4 [pid 6530] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6533] set_robust_list(0x55556003c6e0, 24 [pid 6532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6531] <... write resumed>) = 4 [pid 6530] <... exit_group resumed>) = ? [pid 6533] <... set_robust_list resumed>) = 0 [pid 6532] <... prctl resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6533 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6533] rt_sigprocmask(SIG_SETMASK, [] [pid 6532] setpgid(0, 0 [pid 6531] close(3 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6532] <... setpgid resumed>) = 0 [pid 6531] <... close resumed>) = 0 [pid 6533] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6531] write(1, "executing program\n", 18 [pid 6530] +++ exited with 0 +++ executing program [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6532] <... openat resumed>) = 3 [pid 6531] <... write resumed>) = 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6533] <... prctl resumed>) = 0 [pid 6532] write(3, "1000", 4 [pid 6531] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6534 attached [pid 6533] setpgid(0, 0 [pid 6532] <... write resumed>) = 4 [pid 6531] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... restart_syscall resumed>) = 0 [pid 6534] set_robust_list(0x55556003c6e0, 24 [pid 6533] <... setpgid resumed>) = 0 [pid 6532] close(3 [pid 6531] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6534] <... set_robust_list resumed>) = 0 [pid 6533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6532] <... close resumed>) = 0 [pid 6531] <... mount resumed>) = -1 EBUSY (Device or resource busy) [ 116.359122][ T6526] gadgetfs: bound to dummy_udc driver [pid 6534] rt_sigprocmask(SIG_SETMASK, [] [pid 6532] write(1, "executing program\n", 18 [pid 6531] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6534 [pid 6534] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6533] <... openat resumed>) = 3 [pid 6532] <... write resumed>) = 18 [pid 6531] <... openat resumed>) = 3 executing program [pid 6534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6533] write(3, "1000", 4 [pid 6532] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6531] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6534] <... prctl resumed>) = 0 [pid 6533] <... write resumed>) = 4 [pid 6532] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6534] setpgid(0, 0 [pid 6533] close(3 [pid 6532] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6533] <... close resumed>) = 0 [pid 6531] <... write resumed>) = 31 [pid 6534] <... setpgid resumed>) = 0 [pid 6533] write(1, "executing program\n", 18 [pid 6532] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6531] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6533] <... write resumed>) = 18 executing program [pid 6532] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6533] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6532] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6531] <... openat resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6535 attached [pid 6533] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6532] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6535] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6535 [pid 6535] <... set_robust_list resumed>) = 0 [pid 6532] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6535] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6532] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6534] <... openat resumed>) = 3 [pid 6533] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6532] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6531] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6535] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6534] write(3, "1000", 4 [pid 6533] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6532] exit_group(0 [pid 6531] <... exit_group resumed>) = ? [pid 6535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6534] <... write resumed>) = 4 [pid 6533] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6532] <... exit_group resumed>) = ? [pid 6535] <... prctl resumed>) = 0 [pid 6535] setpgid(0, 0) = 0 [pid 6534] close(3 [pid 6533] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6534] <... close resumed>) = 0 [pid 6533] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6532] +++ exited with 0 +++ [pid 6535] <... openat resumed>) = 3 [pid 6534] write(1, "executing program\n", 18 [pid 6533] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6535] write(3, "1000", 4 [pid 6534] <... write resumed>) = 18 [pid 6533] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6531] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6535] <... write resumed>) = 4 [pid 6534] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6533] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6531, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6535] close(3 [pid 6534] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6533] exit_group(0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 6535] <... close resumed>) = 0 [pid 6534] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6533] <... exit_group resumed>) = ? [pid 6535] write(1, "executing program\n", 18 [pid 6534] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6533] +++ exited with 0 +++ [pid 6535] <... write resumed>) = 18 [pid 6534] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6535] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6534] <... openat resumed>) = 3 [pid 6534] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6535] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6533, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6535] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [ 116.435957][ T6531] gadgetfs: bound to dummy_udc driver [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6535] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6535] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6535] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5605] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6536 attached [pid 6535] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 6537 attached [pid 6536] set_robust_list(0x55556003c6e0, 24 [pid 6535] <... openat resumed>) = 3 [pid 6534] <... write resumed>) = 31 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6536 [pid 6535] exit_group(0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6537] set_robust_list(0x55556003c6e0, 24 [pid 6536] <... set_robust_list resumed>) = 0 [pid 6535] <... exit_group resumed>) = ? [pid 6534] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6537 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6537] <... set_robust_list resumed>) = 0 [pid 6536] rt_sigprocmask(SIG_SETMASK, [] [pid 6535] +++ exited with 0 +++ [pid 6534] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6537] rt_sigprocmask(SIG_SETMASK, [] [pid 6536] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6537] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6534] exit_group(0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6536] <... prctl resumed>) = 0 [pid 6534] <... exit_group resumed>) = ? [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6537] <... prctl resumed>) = 0 [pid 6536] setpgid(0, 0 [pid 6537] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6537] <... setpgid resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6536] <... setpgid resumed>) = 0 [pid 6537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6538 attached [pid 6537] <... openat resumed>) = 3 [pid 6536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6538] set_robust_list(0x55556003c6e0, 24 [pid 6537] write(3, "1000", 4 [pid 6536] <... openat resumed>) = 3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6538 ci2-upstream-fs/strace-static-x86_64: Process 6539 attached [pid 6538] <... set_robust_list resumed>) = 0 [pid 6537] <... write resumed>) = 4 [pid 6536] write(3, "1000", 4 [pid 6534] +++ exited with 0 +++ [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6539 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6539] set_robust_list(0x55556003c6e0, 24 [pid 6538] rt_sigprocmask(SIG_SETMASK, [] [pid 6537] close(3 [pid 6536] <... write resumed>) = 4 [pid 6539] <... set_robust_list resumed>) = 0 [pid 6538] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6536] close(3 [pid 6539] rt_sigprocmask(SIG_SETMASK, [] [pid 6538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6537] <... close resumed>) = 0 [pid 6536] <... close resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6534, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6539] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6538] <... prctl resumed>) = 0 executing program [pid 6537] write(1, "executing program\n", 18 [pid 6536] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6538] setpgid(0, 0 [pid 6537] <... write resumed>) = 18 [pid 6536] <... write resumed>) = 18 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6539] <... prctl resumed>) = 0 [pid 6538] <... setpgid resumed>) = 0 [pid 6537] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6536] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6539] setpgid(0, 0 [pid 6538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6537] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6536] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6539] <... setpgid resumed>) = 0 [pid 6538] <... openat resumed>) = 3 [pid 6537] mount(NULL, "./gadget", "gadgetfs", 0, NULL [ 116.494392][ T6534] gadgetfs: bound to dummy_udc driver [pid 6536] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6538] write(3, "1000", 4 [pid 6537] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6536] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6539] <... openat resumed>) = 3 [pid 6538] <... write resumed>) = 4 [pid 6536] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6539] write(3, "1000", 4 [pid 6538] close(3 [pid 6537] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6536] <... openat resumed>) = 3 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6540 attached [pid 6539] <... write resumed>) = 4 [pid 6538] <... close resumed>) = 0 [pid 6537] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6536] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6539] close(3 executing program [pid 6538] write(1, "executing program\n", 18 [pid 6540] set_robust_list(0x55556003c6e0, 24 [pid 6539] <... close resumed>) = 0 [pid 6538] <... write resumed>) = 18 [pid 6537] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6540 [pid 6540] <... set_robust_list resumed>) = 0 [pid 6539] write(1, "executing program\n", 18 [pid 6538] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6537] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6540] rt_sigprocmask(SIG_SETMASK, [] [pid 6539] <... write resumed>) = 18 [pid 6538] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6537] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6540] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6538] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6539] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6538] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6537] <... openat resumed>) = 3 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6540] <... prctl resumed>) = 0 [pid 6537] exit_group(0 [pid 6536] <... write resumed>) = 31 [pid 6539] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6538] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6540] setpgid(0, 0 [pid 6539] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6536] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6540] <... setpgid resumed>) = 0 [pid 6539] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6538] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6537] <... exit_group resumed>) = ? [pid 6536] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6539] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6538] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6537] +++ exited with 0 +++ [pid 6536] exit_group(0 [pid 6540] <... openat resumed>) = 3 [pid 6539] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6538] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6536] <... exit_group resumed>) = ? [pid 6540] write(3, "1000", 4 [pid 6539] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6538] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6540] <... write resumed>) = 4 [pid 6539] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6540] close(3 [pid 6538] <... openat resumed>) = 3 [pid 6539] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6540] <... close resumed>) = 0 [pid 6538] exit_group(0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6540] write(1, "executing program\n", 18 [pid 6538] <... exit_group resumed>) = ? executing program [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6540] <... write resumed>) = 18 [pid 6539] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6538] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6541 attached [pid 6540] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6539] exit_group(0 [pid 6536] +++ exited with 0 +++ [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6541 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6541] set_robust_list(0x55556003c6e0, 24 [pid 6540] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6539] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6536, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6541] <... set_robust_list resumed>) = 0 [pid 6540] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... restart_syscall resumed>) = 0 [pid 6540] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6539] +++ exited with 0 +++ [pid 6541] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6541] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6540] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6540] <... openat resumed>) = 3 [pid 6541] <... prctl resumed>) = 0 [pid 6540] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6541] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6541] <... setpgid resumed>) = 0 [pid 6541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6540] <... write resumed>) = 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6541] <... openat resumed>) = 3 [ 116.572120][ T6536] gadgetfs: bound to dummy_udc driver [pid 6540] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6542 attached [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6542] set_robust_list(0x55556003c6e0, 24 [pid 6541] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6543 attached [pid 6541] <... write resumed>) = 4 [pid 6540] <... openat resumed>) = 4 [pid 6541] close(3 [pid 6542] <... set_robust_list resumed>) = 0 [pid 6541] <... close resumed>) = 0 [pid 6540] exit_group(0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6542 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6543 [pid 6543] set_robust_list(0x55556003c6e0, 24 [pid 6542] rt_sigprocmask(SIG_SETMASK, [] [pid 6541] write(1, "executing program\n", 18 [pid 6540] <... exit_group resumed>) = ? executing program ci2-upstream-fs/strace-static-x86_64: Process 6544 attached [pid 6543] <... set_robust_list resumed>) = 0 [pid 6542] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6541] <... write resumed>) = 18 [pid 6544] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6541] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6544] rt_sigprocmask(SIG_SETMASK, [] [pid 6541] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6544] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6541] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6543] rt_sigprocmask(SIG_SETMASK, [] [pid 6542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6544 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6544] <... prctl resumed>) = 0 [pid 6543] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6542] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6544] setpgid(0, 0 [pid 6541] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6540] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6544] <... setpgid resumed>) = 0 [pid 6543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6542] setpgid(0, 0 [pid 6541] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6543] <... prctl resumed>) = 0 [pid 6542] <... setpgid resumed>) = 0 [pid 6541] <... openat resumed>) = 3 [pid 6544] <... openat resumed>) = 3 [pid 6543] setpgid(0, 0 [pid 6542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6541] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6540, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6544] write(3, "1000", 4 [pid 6543] <... setpgid resumed>) = 0 [pid 6542] <... openat resumed>) = 3 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6544] <... write resumed>) = 4 [pid 6543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6542] write(3, "1000", 4 [pid 6544] close(3 [pid 6541] <... write resumed>) = 31 [pid 5604] <... restart_syscall resumed>) = 0 [ 116.628386][ T6540] gadgetfs: bound to dummy_udc driver [pid 6544] <... close resumed>) = 0 [pid 6543] <... openat resumed>) = 3 [pid 6542] <... write resumed>) = 4 [pid 6541] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6544] write(1, "executing program\n", 18 [pid 6542] close(3 [pid 6543] write(3, "1000", 4 [pid 6542] <... close resumed>) = 0 [pid 6543] <... write resumed>) = 4 [pid 6542] write(1, "executing program\n", 18 [pid 6544] <... write resumed>) = 18 [pid 6543] close(3 [pid 6541] <... openat resumed>) = 4 executing program executing program [pid 6544] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6542] <... write resumed>) = 18 [pid 6541] exit_group(0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6544] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6543] <... close resumed>) = 0 [pid 6542] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6541] <... exit_group resumed>) = ? [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6544] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6543] write(1, "executing program\n", 18 [pid 6542] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6544] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6543] <... write resumed>) = 18 [pid 6542] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6544] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6543] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6544] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6543] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6542] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6544] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6543] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6542] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCKci2-upstream-fs/strace-static-x86_64: Process 6545 attached [pid 6544] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6541] +++ exited with 0 +++ [pid 6545] set_robust_list(0x55556003c6e0, 24 [pid 6544] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6543] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6542] <... openat resumed>) = 3 [pid 6545] <... set_robust_list resumed>) = 0 [pid 6544] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6543] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6542] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6545 [pid 6544] exit_group(0) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6545] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6545] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6544] +++ exited with 0 +++ [pid 6543] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6544, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6545] <... prctl resumed>) = 0 [pid 6543] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6546 attached [pid 6545] setpgid(0, 0 [pid 6543] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6542] <... write resumed>) = 31 [pid 6545] <... setpgid resumed>) = 0 [ 116.680287][ T6541] gadgetfs: bound to dummy_udc driver [pid 6543] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... restart_syscall resumed>) = 0 [pid 6546] set_robust_list(0x55556003c6e0, 24 [pid 6545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6543] <... openat resumed>) = 3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6546 [pid 6542] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6545] <... openat resumed>) = 3 [pid 6543] exit_group(0 [pid 6546] <... set_robust_list resumed>) = 0 [pid 6542] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6546] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6543] <... exit_group resumed>) = ? [pid 6542] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6545] write(3, "1000", 4 [pid 6542] <... exit_group resumed>) = ? [pid 6546] <... prctl resumed>) = 0 [pid 6546] setpgid(0, 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6545] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6547 attached [pid 6546] <... setpgid resumed>) = 0 [pid 6545] close(3 [pid 6543] +++ exited with 0 +++ [pid 6547] set_robust_list(0x55556003c6e0, 24 [pid 6546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6547] <... set_robust_list resumed>) = 0 [pid 6545] <... close resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6547] rt_sigprocmask(SIG_SETMASK, [] [pid 6546] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 6545] write(1, "executing program\n", 18 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6547 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6547] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6546] write(3, "1000", 4 [pid 6545] <... write resumed>) = 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6546] <... write resumed>) = 4 [pid 6545] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6548 attached [pid 6547] <... prctl resumed>) = 0 [pid 6546] close(3 [pid 6545] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6548] set_robust_list(0x55556003c6e0, 24 [pid 6547] setpgid(0, 0 [pid 6546] <... close resumed>) = 0 [pid 6545] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6548] <... set_robust_list resumed>) = 0 [pid 6547] <... setpgid resumed>) = 0 executing program [pid 6546] write(1, "executing program\n", 18 [pid 6548] rt_sigprocmask(SIG_SETMASK, [] [pid 6547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6546] <... write resumed>) = 18 [pid 6545] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6548 [pid 6548] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6547] <... openat resumed>) = 3 [pid 6546] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6545] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6542] +++ exited with 0 +++ [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6547] write(3, "1000", 4 [pid 6546] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6545] <... openat resumed>) = 3 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6548] <... prctl resumed>) = 0 [pid 6547] <... write resumed>) = 4 [pid 6546] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6545] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6548] setpgid(0, 0 [pid 6547] close(3 [pid 6546] <... mount resumed>) = -1 EBUSY (Device or resource busy) [ 116.727353][ T6542] gadgetfs: bound to dummy_udc driver [pid 6548] <... setpgid resumed>) = 0 [pid 6547] <... close resumed>) = 0 [pid 6546] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6547] write(1, "executing program\n", 18 [pid 6546] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 6548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6547] <... write resumed>) = 18 [pid 6546] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6548] <... openat resumed>) = 3 [pid 6547] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6546] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6546] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6547] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6548] write(3, "1000", 4) = 4 [pid 6546] <... openat resumed>) = 3 [pid 6547] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 6549 attached [pid 6548] close(3 [pid 6547] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6546] exit_group(0 [pid 6548] <... close resumed>) = 0 [pid 6548] write(1, "executing program\n", 18 [pid 6547] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6546] <... exit_group resumed>) = ? executing program [pid 6549] set_robust_list(0x55556003c6e0, 24 [pid 6548] <... write resumed>) = 18 [pid 6547] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6549 [pid 6549] <... set_robust_list resumed>) = 0 [pid 6548] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6547] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6546] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6549] rt_sigprocmask(SIG_SETMASK, [] [pid 6548] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6547] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6549] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6548] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6547] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6548] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6548] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6547] <... openat resumed>) = 3 [pid 6549] <... prctl resumed>) = 0 [pid 6549] setpgid(0, 0 [pid 6547] exit_group(0 [pid 6549] <... setpgid resumed>) = 0 [pid 6548] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6547] <... exit_group resumed>) = ? [pid 5607] <... restart_syscall resumed>) = 0 [pid 6549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6548] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6547] +++ exited with 0 +++ [pid 6549] write(3, "1000", 4 [pid 6548] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6545] <... write resumed>) = 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6549] <... write resumed>) = 4 [pid 6548] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6545] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6549] close(3 [pid 6548] <... openat resumed>) = 3 [pid 6545] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6549] <... close resumed>) = 0 [pid 6548] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6549] write(1, "executing program\n", 18 [pid 6548] <... exit_group resumed>) = ? [pid 6545] exit_group(0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6549] <... write resumed>) = 18 executing program [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6549] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6545] <... exit_group resumed>) = ? [pid 6548] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6550 attached ci2-upstream-fs/strace-static-x86_64: Process 6551 attached [pid 6549] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6550 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6545] +++ exited with 0 +++ [pid 6551] set_robust_list(0x55556003c6e0, 24 [pid 6550] set_robust_list(0x55556003c6e0, 24 [pid 6549] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6551 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6545, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6551] <... set_robust_list resumed>) = 0 [pid 6550] <... set_robust_list resumed>) = 0 [pid 6549] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6551] rt_sigprocmask(SIG_SETMASK, [] [pid 6550] rt_sigprocmask(SIG_SETMASK, [] [pid 6549] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6551] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6550] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6549] <... openat resumed>) = 3 [pid 6550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6550] <... prctl resumed>) = 0 [pid 6549] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6551] <... prctl resumed>) = 0 [pid 6550] setpgid(0, 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6551] setpgid(0, 0 [ 116.812355][ T6545] gadgetfs: bound to dummy_udc driver [pid 6550] <... setpgid resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6551] <... setpgid resumed>) = 0 [pid 6550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6551] <... openat resumed>) = 3 [pid 6550] <... openat resumed>) = 3 [pid 6551] write(3, "1000", 4ci2-upstream-fs/strace-static-x86_64: Process 6552 attached ) = 4 [pid 6550] write(3, "1000", 4 [pid 6551] close(3 [pid 6550] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6553 attached [pid 6552] set_robust_list(0x55556003c6e0, 24 [pid 6551] <... close resumed>) = 0 [pid 6550] close(3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6552 [pid 6551] write(1, "executing program\n", 18 [pid 6550] <... close resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6552] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6553 [pid 6553] set_robust_list(0x55556003c6e0, 24 [pid 6552] rt_sigprocmask(SIG_SETMASK, [] [pid 6551] <... write resumed>) = 18 [pid 6550] write(1, "executing program\n", 18 [pid 6549] <... write resumed>) = 31 executing program [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6553] <... set_robust_list resumed>) = 0 [pid 6552] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6551] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6550] <... write resumed>) = 18 [pid 6553] rt_sigprocmask(SIG_SETMASK, [] [pid 6552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6550] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6549] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6551] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6553] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6552] <... prctl resumed>) = 0 [pid 6551] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6550] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6549] <... openat resumed>) = 4 [pid 6553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6552] setpgid(0, 0 [pid 6551] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6550] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6553] <... prctl resumed>) = 0 [pid 6552] <... setpgid resumed>) = 0 [pid 6549] exit_group(0 [pid 6553] setpgid(0, 0 [pid 6552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6551] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6550] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6549] <... exit_group resumed>) = ? [pid 6553] <... setpgid resumed>) = 0 [pid 6552] <... openat resumed>) = 3 [pid 6551] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6550] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6552] write(3, "1000", 4 [pid 6551] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6550] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6553] <... openat resumed>) = 3 [pid 6552] <... write resumed>) = 4 [pid 6551] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] write(3, "1000", 4 [pid 6552] close(3 [pid 6551] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6550] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6553] <... write resumed>) = 4 [pid 6552] <... close resumed>) = 0 [pid 6551] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6550] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6553] close(3 [pid 6552] write(1, "executing program\n", 18 [pid 6551] exit_group(0 [pid 6550] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6553] <... close resumed>) = 0 [pid 6552] <... write resumed>) = 18 executing program [pid 6553] write(1, "executing program\n", 18 executing program [pid 6552] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6551] <... exit_group resumed>) = ? [pid 6550] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6553] <... write resumed>) = 18 [pid 6552] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6552] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6550] exit_group(0 [pid 6553] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6550] <... exit_group resumed>) = ? [pid 6553] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6551] +++ exited with 0 +++ [pid 6553] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6552] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6553] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6552] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6550] +++ exited with 0 +++ [pid 6553] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6552] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6549] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6553] <... openat resumed>) = 3 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6549, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6552] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6553] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6552] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... restart_syscall resumed>) = 0 [ 116.884368][ T6549] gadgetfs: bound to dummy_udc driver [pid 6552] <... openat resumed>) = 3 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6553] <... write resumed>) = 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6553] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6552] exit_group(0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6553] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6552] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6553] exit_group(0 [pid 6552] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6555 attached [pid 6553] <... exit_group resumed>) = ? [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6554 attached [pid 6555] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6554] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6554 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6555 [pid 6554] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6556 attached [pid 6554] rt_sigprocmask(SIG_SETMASK, [] [pid 6555] rt_sigprocmask(SIG_SETMASK, [] [pid 6553] +++ exited with 0 +++ [pid 6556] set_robust_list(0x55556003c6e0, 24 [pid 6555] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6554] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6556 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6556] <... set_robust_list resumed>) = 0 [pid 6555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6554] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6553, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6556] rt_sigprocmask(SIG_SETMASK, [] [pid 6555] <... prctl resumed>) = 0 [pid 6554] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6556] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6555] setpgid(0, 0 [pid 6554] setpgid(0, 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6555] <... setpgid resumed>) = 0 [pid 6554] <... setpgid resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6556] <... prctl resumed>) = 0 [pid 6555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6557 attached [pid 6556] setpgid(0, 0 [pid 6555] <... openat resumed>) = 3 [pid 6554] <... openat resumed>) = 3 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6557] set_robust_list(0x55556003c6e0, 24 [pid 6556] <... setpgid resumed>) = 0 [pid 6554] write(3, "1000", 4 [pid 6557] <... set_robust_list resumed>) = 0 [pid 6555] write(3, "1000", 4 [pid 6557] rt_sigprocmask(SIG_SETMASK, [] [pid 6555] <... write resumed>) = 4 [pid 6556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6554] <... write resumed>) = 4 [pid 6557] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6556] <... openat resumed>) = 3 [pid 6555] close(3 [pid 6554] close(3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6557 ci2-upstream-fs/strace-static-x86_64: Process 6558 attached [pid 6557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6556] write(3, "1000", 4 [pid 6555] <... close resumed>) = 0 [pid 6554] <... close resumed>) = 0 [pid 6558] set_robust_list(0x55556003c6e0, 24 [pid 6557] <... prctl resumed>) = 0 [pid 6556] <... write resumed>) = 4 [pid 6555] write(1, "executing program\n", 18 executing program executing program [pid 6554] write(1, "executing program\n", 18 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6558 [pid 6558] <... set_robust_list resumed>) = 0 [pid 6557] setpgid(0, 0 [pid 6556] close(3 [pid 6555] <... write resumed>) = 18 [pid 6554] <... write resumed>) = 18 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6558] rt_sigprocmask(SIG_SETMASK, [] [pid 6557] <... setpgid resumed>) = 0 [pid 6556] <... close resumed>) = 0 [pid 6555] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6554] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6558] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6556] write(1, "executing program\n", 18 [pid 6555] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6554] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [ 116.948023][ T6553] gadgetfs: bound to dummy_udc driver [pid 6558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6556] <... write resumed>) = 18 [pid 6555] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6554] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6558] <... prctl resumed>) = 0 [pid 6557] <... openat resumed>) = 3 [pid 6556] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6558] setpgid(0, 0 [pid 6556] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6557] write(3, "1000", 4 [pid 6555] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6554] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6558] <... setpgid resumed>) = 0 [pid 6556] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6557] <... write resumed>) = 4 [pid 6555] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6554] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6557] close(3) = 0 [pid 6556] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6555] <... openat resumed>) = 3 [pid 6554] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6558] <... openat resumed>) = 3 [pid 6557] write(1, "executing program\n", 18 [pid 6556] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 6554] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6558] write(3, "1000", 4 [pid 6557] <... write resumed>) = 18 [pid 6556] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6555] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6554] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6558] <... write resumed>) = 4 [pid 6556] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6554] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6558] close(3 [pid 6557] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6558] <... close resumed>) = 0 [pid 6556] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6554] <... openat resumed>) = 3 [pid 6557] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6556] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6554] exit_group(0 [pid 6558] write(1, "executing program\n", 18 executing program [pid 6556] exit_group(0 [pid 6558] <... write resumed>) = 18 [pid 6556] <... exit_group resumed>) = ? [pid 6554] <... exit_group resumed>) = ? [pid 6558] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6557] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6558] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6558] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6557] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6558] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6557] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6558] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6556] +++ exited with 0 +++ [pid 6558] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6557] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6555] <... write resumed>) = 31 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6558] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6557] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6554] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 6558] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6557] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6555] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6558] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6557] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6555] <... openat resumed>) = 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6557] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6558] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6557] exit_group(0 [pid 6555] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6558] exit_group(0 [pid 6557] <... exit_group resumed>) = ? [pid 6555] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6558] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6559 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6559 ci2-upstream-fs/strace-static-x86_64: Process 6560 attached [pid 6558] +++ exited with 0 +++ [pid 6557] +++ exited with 0 +++ [pid 6555] +++ exited with 0 +++ [pid 6559] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6555, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6560] set_robust_list(0x55556003c6e0, 24 [pid 6559] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6560 [pid 6560] <... set_robust_list resumed>) = 0 [pid 6559] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6560] rt_sigprocmask(SIG_SETMASK, [] [pid 6559] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6560] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6559] <... prctl resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6560] <... prctl resumed>) = 0 [pid 6559] setpgid(0, 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6561 attached [pid 6561] set_robust_list(0x55556003c6e0, 24 [pid 6560] setpgid(0, 0 [pid 6559] <... setpgid resumed>) = 0 [pid 6561] <... set_robust_list resumed>) = 0 [pid 6560] <... setpgid resumed>) = 0 [pid 6559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6561] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6562 attached , NULL, 8) = 0 [pid 6560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6561 ci2-upstream-fs/strace-static-x86_64: Process 6563 attached [pid 6561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6560] <... openat resumed>) = 3 [pid 6559] <... openat resumed>) = 3 [pid 6563] set_robust_list(0x55556003c6e0, 24 [pid 6562] set_robust_list(0x55556003c6e0, 24 [pid 6561] <... prctl resumed>) = 0 [pid 6560] write(3, "1000", 4 [pid 6559] write(3, "1000", 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6562 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6563] <... set_robust_list resumed>) = 0 [pid 6562] <... set_robust_list resumed>) = 0 [pid 6561] setpgid(0, 0 [pid 6560] <... write resumed>) = 4 [pid 6559] <... write resumed>) = 4 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6563 [pid 6563] rt_sigprocmask(SIG_SETMASK, [] [pid 6562] rt_sigprocmask(SIG_SETMASK, [] [pid 6561] <... setpgid resumed>) = 0 [pid 6560] close(3 [pid 6559] close(3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6563] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6562] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6560] <... close resumed>) = 0 [pid 6559] <... close resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6560] write(1, "executing program\n", 18 [pid 6559] write(1, "executing program\n", 18 [pid 6562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6560] <... write resumed>) = 18 [pid 6559] <... write resumed>) = 18 executing program executing program [ 117.036728][ T6555] gadgetfs: bound to dummy_udc driver [pid 6561] <... openat resumed>) = 3 [pid 6563] <... prctl resumed>) = 0 [pid 6562] <... prctl resumed>) = 0 [pid 6560] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6559] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6560] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6563] setpgid(0, 0 [pid 6562] setpgid(0, 0 [pid 6561] write(3, "1000", 4 [pid 6560] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6559] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6563] <... setpgid resumed>) = 0 [pid 6562] <... setpgid resumed>) = 0 [pid 6561] <... write resumed>) = 4 [pid 6560] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6559] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6561] close(3 [pid 6560] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6559] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6562] <... openat resumed>) = 3 [pid 6561] <... close resumed>) = 0 [pid 6560] <... openat resumed>) = 3 [pid 6563] <... openat resumed>) = 3 executing program [pid 6561] write(1, "executing program\n", 18 [pid 6560] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6559] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6563] write(3, "1000", 4 [pid 6562] write(3, "1000", 4 [pid 6561] <... write resumed>) = 18 [pid 6561] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6559] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6563] <... write resumed>) = 4 [pid 6562] <... write resumed>) = 4 [pid 6561] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6561] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6563] close(3 [pid 6562] close(3 [pid 6561] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6559] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6563] <... close resumed>) = 0 [pid 6562] <... close resumed>) = 0 [pid 6559] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6563] write(1, "executing program\n", 18 [pid 6562] write(1, "executing program\n", 18 [pid 6559] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6561] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6563] <... write resumed>) = 18 [pid 6562] <... write resumed>) = 18 [pid 6560] <... write resumed>) = 31 [pid 6559] <... openat resumed>) = 3 [pid 6563] mkdirat(AT_FDCWD, "./gadget", 0777 executing program executing program [pid 6562] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6563] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6562] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6563] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6562] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6561] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6560] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6559] exit_group(0 [pid 6563] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6562] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6561] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6560] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6559] <... exit_group resumed>) = ? [pid 6563] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6562] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6561] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6560] exit_group(0 [pid 6563] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6562] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6561] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6560] <... exit_group resumed>) = ? [pid 6563] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6561] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6562] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6561] exit_group(0 [pid 6559] +++ exited with 0 +++ [pid 6561] <... exit_group resumed>) = ? [pid 6563] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6562] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6563] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6562] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6563] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6562] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6563] exit_group(0 [pid 6562] exit_group(0 [pid 6563] <... exit_group resumed>) = ? [pid 6562] <... exit_group resumed>) = ? [pid 6563] +++ exited with 0 +++ [pid 6562] +++ exited with 0 +++ [pid 6561] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6563, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6560] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [ 117.131103][ T6560] gadgetfs: bound to dummy_udc driver [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6564 attached [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6564] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6564 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6564] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6565 attached [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6565 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6564] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6567 attached ci2-upstream-fs/strace-static-x86_64: Process 6566 attached [pid 6565] set_robust_list(0x55556003c6e0, 24 [pid 6564] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6567] set_robust_list(0x55556003c6e0, 24 [pid 6566] set_robust_list(0x55556003c6e0, 24 [pid 6565] <... set_robust_list resumed>) = 0 [pid 6564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6566] <... set_robust_list resumed>) = 0 [pid 6567] <... set_robust_list resumed>) = 0 [pid 6565] rt_sigprocmask(SIG_SETMASK, [] [pid 6564] <... prctl resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6566 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6567 ci2-upstream-fs/strace-static-x86_64: Process 6568 attached [pid 6567] rt_sigprocmask(SIG_SETMASK, [] [pid 6566] rt_sigprocmask(SIG_SETMASK, [] [pid 6565] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6568] set_robust_list(0x55556003c6e0, 24 [pid 6567] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6566] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6564] setpgid(0, 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6568] <... set_robust_list resumed>) = 0 [pid 6567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6564] <... setpgid resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6568 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6568] rt_sigprocmask(SIG_SETMASK, [] [pid 6567] <... prctl resumed>) = 0 [pid 6566] <... prctl resumed>) = 0 [pid 6565] <... prctl resumed>) = 0 [pid 6564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6568] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6567] setpgid(0, 0 [pid 6566] setpgid(0, 0 [pid 6565] setpgid(0, 0 [pid 6564] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6566] <... setpgid resumed>) = 0 [pid 6565] <... setpgid resumed>) = 0 [pid 6567] <... setpgid resumed>) = 0 [pid 6566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6564] write(3, "1000", 4 [pid 6565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6568] <... prctl resumed>) = 0 [pid 6564] <... write resumed>) = 4 [pid 6568] setpgid(0, 0 [pid 6566] <... openat resumed>) = 3 [pid 6564] close(3 [pid 6565] <... openat resumed>) = 3 [pid 6564] <... close resumed>) = 0 [pid 6567] <... openat resumed>) = 3 [pid 6566] write(3, "1000", 4 executing program [pid 6564] write(1, "executing program\n", 18 [pid 6566] <... write resumed>) = 4 [pid 6564] <... write resumed>) = 18 [pid 6566] close(3 [pid 6568] <... setpgid resumed>) = 0 [pid 6567] write(3, "1000", 4 [pid 6566] <... close resumed>) = 0 [pid 6565] write(3, "1000", 4 [pid 6564] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6567] <... write resumed>) = 4 [pid 6565] <... write resumed>) = 4 [pid 6567] close(3 [pid 6566] write(1, "executing program\n", 18 [pid 6565] close(3 [pid 6564] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6568] <... openat resumed>) = 3 [pid 6567] <... close resumed>) = 0 [pid 6566] <... write resumed>) = 18 [pid 6565] <... close resumed>) = 0 [pid 6564] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6568] write(3, "1000", 4 [pid 6567] write(1, "executing program\n", 18 executing program [pid 6566] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6565] write(1, "executing program\n", 18 [pid 6564] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6568] <... write resumed>) = 4 [pid 6567] <... write resumed>) = 18 [pid 6566] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6565] <... write resumed>) = 18 executing program [pid 6568] close(3 [pid 6566] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6565] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6564] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6567] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6568] <... close resumed>) = 0 [pid 6565] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6564] <... openat resumed>) = 3 [pid 6566] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6564] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6567] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6568] write(1, "executing program\n", 18 [pid 6567] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6565] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6568] <... write resumed>) = 18 executing program [pid 6568] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6567] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6566] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6565] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6566] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6566] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6566] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6568] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6567] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6566] <... openat resumed>) = 3 [pid 6568] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6565] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6568] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6567] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6566] exit_group(0 [pid 6568] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6567] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6566] <... exit_group resumed>) = ? [pid 6565] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6567] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6565] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6568] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6565] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6568] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6567] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6568] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6568] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6567] <... openat resumed>) = 3 [pid 6566] +++ exited with 0 +++ [pid 6565] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6568] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6567] exit_group(0 [pid 6565] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6567] <... exit_group resumed>) = ? [pid 6565] exit_group(0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6568] exit_group(0 [pid 6567] +++ exited with 0 +++ [pid 6565] <... exit_group resumed>) = ? [pid 6564] <... write resumed>) = 31 [pid 6568] <... exit_group resumed>) = ? [pid 6564] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6564] <... openat resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6564] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6564] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6569 ci2-upstream-fs/strace-static-x86_64: Process 6569 attached [pid 6568] +++ exited with 0 +++ [pid 6565] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6564] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6564, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6569] set_robust_list(0x55556003c6e0, 24 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6570 attached [pid 6569] <... set_robust_list resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6569] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6571 attached ci2-upstream-fs/strace-static-x86_64: Process 6572 attached [pid 6570] set_robust_list(0x55556003c6e0, 24 [pid 6569] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6571 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6570 [pid 6570] <... set_robust_list resumed>) = 0 [pid 6572] set_robust_list(0x55556003c6e0, 24 [pid 6571] set_robust_list(0x55556003c6e0, 24 [pid 6569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6572] <... set_robust_list resumed>) = 0 [pid 6571] <... set_robust_list resumed>) = 0 [pid 6569] <... prctl resumed>) = 0 [pid 6570] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6572 [pid 6572] rt_sigprocmask(SIG_SETMASK, [] [pid 6571] rt_sigprocmask(SIG_SETMASK, [] [pid 6570] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6569] setpgid(0, 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6572] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6571] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6569] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6570] <... prctl resumed>) = 0 [pid 6569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6572] <... prctl resumed>) = 0 [pid 6571] <... prctl resumed>) = 0 [pid 6570] setpgid(0, 0 [pid 6569] <... openat resumed>) = 3 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6572] setpgid(0, 0 [pid 6571] setpgid(0, 0 [pid 6570] <... setpgid resumed>) = 0 [ 117.259478][ T6564] gadgetfs: bound to dummy_udc driver [pid 6572] <... setpgid resumed>) = 0 [pid 6569] write(3, "1000", 4 [pid 6572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6569] <... write resumed>) = 4 [pid 6571] <... setpgid resumed>) = 0 [pid 6569] close(3 [pid 6572] <... openat resumed>) = 3 [pid 6569] <... close resumed>) = 0 [pid 6572] write(3, "1000", 4 [pid 6571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6569] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 6573 attached [pid 6572] <... write resumed>) = 4 [pid 6571] <... openat resumed>) = 3 [pid 6570] <... openat resumed>) = 3 executing program [pid 6573] set_robust_list(0x55556003c6e0, 24 [pid 6572] close(3 [pid 6571] write(3, "1000", 4 [pid 6570] write(3, "1000", 4 [pid 6569] <... write resumed>) = 18 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6573 [pid 6573] <... set_robust_list resumed>) = 0 [pid 6572] <... close resumed>) = 0 [pid 6571] <... write resumed>) = 4 [pid 6570] <... write resumed>) = 4 [pid 6569] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6573] rt_sigprocmask(SIG_SETMASK, [] [pid 6572] write(1, "executing program\n", 18 executing program [pid 6571] close(3 [pid 6570] close(3 [pid 6569] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6573] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6572] <... write resumed>) = 18 [pid 6571] <... close resumed>) = 0 [pid 6570] <... close resumed>) = 0 [pid 6569] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6572] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6571] write(1, "executing program\n", 18 [pid 6570] write(1, "executing program\n", 18 [pid 6569] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program executing program [pid 6573] <... prctl resumed>) = 0 [pid 6572] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6571] <... write resumed>) = 18 [pid 6570] <... write resumed>) = 18 [pid 6573] setpgid(0, 0) = 0 [pid 6572] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6571] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6569] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6572] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6571] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6570] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6569] <... openat resumed>) = 3 [pid 6572] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6571] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6573] <... openat resumed>) = 3 [pid 6572] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6570] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6569] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6573] write(3, "1000", 4 [pid 6571] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6570] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6573] <... write resumed>) = 4 [pid 6572] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6573] close(3 [pid 6572] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6570] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6573] <... close resumed>) = 0 [pid 6571] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6572] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6571] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6573] write(1, "executing program\n", 18 executing program [pid 6570] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6573] <... write resumed>) = 18 [pid 6572] <... openat resumed>) = 3 [pid 6571] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6570] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6573] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6572] exit_group(0 [pid 6571] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6570] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6573] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6572] <... exit_group resumed>) = ? [pid 6571] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6570] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6573] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6572] +++ exited with 0 +++ [pid 6571] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6570] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6571] exit_group(0) = ? [pid 6570] <... openat resumed>) = 3 [pid 6573] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6570] exit_group(0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6573] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6570] <... exit_group resumed>) = ? [pid 6569] <... write resumed>) = 31 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 6569] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6573] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6571] +++ exited with 0 +++ [pid 6569] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6569] exit_group(0) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6573] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6573] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6570] +++ exited with 0 +++ [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6573] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6573] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6573] exit_group(0) = ? [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6574 ci2-upstream-fs/strace-static-x86_64: Process 6574 attached [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6574] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6573] +++ exited with 0 +++ [pid 6574] <... set_robust_list resumed>) = 0 [pid 6574] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6574] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6569] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6574] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6569, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6574] setpgid(0, 0) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... restart_syscall resumed>) = 0 [pid 6574] <... openat resumed>) = 3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6575 ci2-upstream-fs/strace-static-x86_64: Process 6575 attached ci2-upstream-fs/strace-static-x86_64: Process 6577 attached ci2-upstream-fs/strace-static-x86_64: Process 6576 attached [pid 6574] write(3, "1000", 4 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6575] set_robust_list(0x55556003c6e0, 24 [pid 6574] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6577 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6577] set_robust_list(0x55556003c6e0, 24 [pid 6576] set_robust_list(0x55556003c6e0, 24 [pid 6575] <... set_robust_list resumed>) = 0 [pid 6574] close(3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6578 attached [pid 6577] <... set_robust_list resumed>) = 0 [pid 6576] <... set_robust_list resumed>) = 0 [pid 6575] rt_sigprocmask(SIG_SETMASK, [] [pid 6574] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6576 [pid 6574] write(1, "executing program\n", 18) = 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6578] set_robust_list(0x55556003c6e0, 24 [pid 6577] rt_sigprocmask(SIG_SETMASK, [] [pid 6576] rt_sigprocmask(SIG_SETMASK, [] [pid 6575] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6574] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6578] <... set_robust_list resumed>) = 0 [pid 6576] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6577] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6575] setpgid(0, 0 [pid 6574] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6578 [pid 6578] rt_sigprocmask(SIG_SETMASK, [] [pid 6577] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6576] <... prctl resumed>) = 0 [pid 6575] <... setpgid resumed>) = 0 [pid 6574] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6578] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6577] <... prctl resumed>) = 0 [pid 6576] setpgid(0, 0 [pid 6575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6574] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6577] setpgid(0, 0 [pid 6576] <... setpgid resumed>) = 0 [pid 6578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6577] <... setpgid resumed>) = 0 [pid 6574] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6578] setpgid(0, 0 [pid 6576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6574] <... openat resumed>) = 3 [pid 6575] <... openat resumed>) = 3 [ 117.357657][ T6569] gadgetfs: bound to dummy_udc driver [pid 6574] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6578] <... setpgid resumed>) = 0 [pid 6577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6576] <... openat resumed>) = 3 [pid 6575] write(3, "1000", 4 [pid 6578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6577] <... openat resumed>) = 3 [pid 6576] write(3, "1000", 4 [pid 6578] <... openat resumed>) = 3 [pid 6577] write(3, "1000", 4 [pid 6576] <... write resumed>) = 4 [pid 6575] <... write resumed>) = 4 [pid 6577] <... write resumed>) = 4 [pid 6575] close(3 [pid 6578] write(3, "1000", 4 [pid 6577] close(3 [pid 6576] close(3 [pid 6575] <... close resumed>) = 0 [pid 6574] <... write resumed>) = 31 [pid 6578] <... write resumed>) = 4 [pid 6576] <... close resumed>) = 0 [pid 6575] write(1, "executing program\n", 18 executing program [pid 6574] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6578] close(3 [pid 6577] <... close resumed>) = 0 [pid 6576] write(1, "executing program\n", 18 [pid 6575] <... write resumed>) = 18 [pid 6578] <... close resumed>) = 0 [pid 6577] write(1, "executing program\n", 18 [pid 6576] <... write resumed>) = 18 executing program executing program [pid 6575] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6574] <... openat resumed>) = 4 [pid 6578] write(1, "executing program\n", 18 [pid 6577] <... write resumed>) = 18 executing program [pid 6576] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6575] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6578] <... write resumed>) = 18 [pid 6577] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6576] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6575] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6574] exit_group(0 [pid 6578] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6577] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6576] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6575] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6577] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6578] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6576] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6574] <... exit_group resumed>) = ? [pid 6578] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6577] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6575] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6578] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6577] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6576] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6575] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6578] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6577] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6576] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6575] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6578] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6577] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6576] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6575] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6578] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6577] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6576] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6575] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6578] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6577] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6576] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6578] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6576] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6575] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6574] +++ exited with 0 +++ [pid 6577] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6574, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6577] exit_group(0 [pid 6576] exit_group(0 [pid 6575] exit_group(0 [pid 6578] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6577] <... exit_group resumed>) = ? [pid 6576] <... exit_group resumed>) = ? [pid 6575] <... exit_group resumed>) = ? [pid 6578] exit_group(0 [pid 6577] +++ exited with 0 +++ [pid 6578] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6576] +++ exited with 0 +++ [pid 6575] +++ exited with 0 +++ [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 6578] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6580 attached ci2-upstream-fs/strace-static-x86_64: Process 6579 attached [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6581 attached ci2-upstream-fs/strace-static-x86_64: Process 6582 attached [pid 6580] set_robust_list(0x55556003c6e0, 24 [ 117.437868][ T6574] gadgetfs: bound to dummy_udc driver [pid 6579] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6579 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6580 [pid 6580] <... set_robust_list resumed>) = 0 [pid 6579] <... set_robust_list resumed>) = 0 [pid 6581] set_robust_list(0x55556003c6e0, 24 [pid 6582] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6581] <... set_robust_list resumed>) = 0 [pid 6580] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6579] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6583 attached [pid 6582] rt_sigprocmask(SIG_SETMASK, [] [pid 6581] rt_sigprocmask(SIG_SETMASK, [] [pid 6580] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6579] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6581 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6582 [pid 6583] set_robust_list(0x55556003c6e0, 24 [pid 6582] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6581] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6583] <... set_robust_list resumed>) = 0 [pid 6582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6579] <... prctl resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6583 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6583] rt_sigprocmask(SIG_SETMASK, [] [pid 6582] <... prctl resumed>) = 0 [pid 6581] <... prctl resumed>) = 0 [pid 6580] <... prctl resumed>) = 0 [pid 6579] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6583] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6582] setpgid(0, 0 [pid 6581] setpgid(0, 0 [pid 6580] setpgid(0, 0 [pid 6579] <... setpgid resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6582] <... setpgid resumed>) = 0 [pid 6581] <... setpgid resumed>) = 0 [pid 6580] <... setpgid resumed>) = 0 [pid 6579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6583] <... prctl resumed>) = 0 [pid 6582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6583] setpgid(0, 0) = 0 [pid 6582] <... openat resumed>) = 3 [pid 6581] <... openat resumed>) = 3 [pid 6580] <... openat resumed>) = 3 [pid 6579] <... openat resumed>) = 3 [pid 6583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6582] write(3, "1000", 4 [pid 6580] write(3, "1000", 4 [pid 6579] write(3, "1000", 4 [pid 6583] <... openat resumed>) = 3 [pid 6582] <... write resumed>) = 4 [pid 6581] write(3, "1000", 4 [pid 6580] <... write resumed>) = 4 [pid 6579] <... write resumed>) = 4 [pid 6583] write(3, "1000", 4 [pid 6582] close(3 [pid 6581] <... write resumed>) = 4 [pid 6580] close(3 [pid 6579] close(3 [pid 6583] <... write resumed>) = 4 [pid 6582] <... close resumed>) = 0 [pid 6581] close(3 [pid 6580] <... close resumed>) = 0 [pid 6579] <... close resumed>) = 0 [pid 6583] close(3 [pid 6582] write(1, "executing program\n", 18 [pid 6581] <... close resumed>) = 0 executing program [pid 6580] write(1, "executing program\n", 18 executing program executing program [pid 6579] write(1, "executing program\n", 18 [pid 6583] <... close resumed>) = 0 [pid 6582] <... write resumed>) = 18 [pid 6581] write(1, "executing program\n", 18 [pid 6580] <... write resumed>) = 18 [pid 6579] <... write resumed>) = 18 executing program [pid 6583] write(1, "executing program\n", 18 executing program [pid 6582] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6581] <... write resumed>) = 18 [pid 6580] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6579] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6583] <... write resumed>) = 18 [pid 6582] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6581] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6580] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6579] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6583] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6582] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6579] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6583] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6582] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6581] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6580] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6583] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6582] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6581] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6579] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6580] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6583] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6582] <... openat resumed>) = 3 [pid 6583] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6582] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6581] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6580] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6579] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6580] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6579] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6583] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6581] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6580] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6583] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6579] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6583] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6581] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6580] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6579] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6583] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6583] exit_group(0 [pid 6582] <... write resumed>) = 31 [pid 6581] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6580] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6579] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6582] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6581] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6580] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6583] <... exit_group resumed>) = ? [pid 6582] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6581] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6580] exit_group(0 [pid 6579] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6583] +++ exited with 0 +++ [pid 6582] exit_group(0 [pid 6581] <... openat resumed>) = 3 [pid 6580] <... exit_group resumed>) = ? [pid 6579] exit_group(0 [pid 6582] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6581] exit_group(0 [pid 6579] <... exit_group resumed>) = ? [pid 6580] +++ exited with 0 +++ [pid 6581] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6579] +++ exited with 0 +++ [pid 6582] +++ exited with 0 +++ [pid 6581] +++ exited with 0 +++ [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6582, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6579, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6586 attached ci2-upstream-fs/strace-static-x86_64: Process 6585 attached ci2-upstream-fs/strace-static-x86_64: Process 6584 attached [ 117.553920][ T6582] gadgetfs: bound to dummy_udc driver [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6584 ci2-upstream-fs/strace-static-x86_64: Process 6587 attached [pid 6586] set_robust_list(0x55556003c6e0, 24 [pid 6585] set_robust_list(0x55556003c6e0, 24 [pid 6584] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6586 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6585 [pid 6587] set_robust_list(0x55556003c6e0, 24 [pid 6586] <... set_robust_list resumed>) = 0 [pid 6585] <... set_robust_list resumed>) = 0 [pid 6584] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6587 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6587] <... set_robust_list resumed>) = 0 [pid 6587] rt_sigprocmask(SIG_SETMASK, [] [pid 6584] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6585] rt_sigprocmask(SIG_SETMASK, [] [pid 6587] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6586] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6588 attached [pid 6587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6586] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6585] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6584] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6588] set_robust_list(0x55556003c6e0, 24 [pid 6585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6587] <... prctl resumed>) = 0 [pid 6586] <... prctl resumed>) = 0 [pid 6585] <... prctl resumed>) = 0 [pid 6584] <... prctl resumed>) = 0 [pid 6588] <... set_robust_list resumed>) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6588 [pid 6587] setpgid(0, 0 [pid 6586] setpgid(0, 0 [pid 6585] setpgid(0, 0 [pid 6584] setpgid(0, 0 [pid 6585] <... setpgid resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6584] <... setpgid resumed>) = 0 [pid 6587] <... setpgid resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6588] rt_sigprocmask(SIG_SETMASK, [] [pid 6586] <... setpgid resumed>) = 0 [pid 6585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6588] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6586] <... openat resumed>) = 3 [pid 6586] write(3, "1000", 4 [pid 6585] <... openat resumed>) = 3 [pid 6588] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6586] <... write resumed>) = 4 [pid 6586] close(3) = 0 executing program [pid 6586] write(1, "executing program\n", 18 [pid 6584] <... openat resumed>) = 3 [pid 6588] <... prctl resumed>) = 0 [pid 6587] <... openat resumed>) = 3 [pid 6586] <... write resumed>) = 18 [pid 6585] write(3, "1000", 4 [pid 6584] write(3, "1000", 4 [pid 6587] write(3, "1000", 4 [pid 6584] <... write resumed>) = 4 [pid 6588] setpgid(0, 0 [pid 6587] <... write resumed>) = 4 [pid 6586] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6585] <... write resumed>) = 4 [pid 6584] close(3 [pid 6588] <... setpgid resumed>) = 0 [pid 6587] close(3 [pid 6586] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6585] close(3 [pid 6584] <... close resumed>) = 0 [pid 6588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6587] <... close resumed>) = 0 [pid 6586] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6585] <... close resumed>) = 0 executing program [pid 6584] write(1, "executing program\n", 18 [pid 6588] <... openat resumed>) = 3 [pid 6587] write(1, "executing program\n", 18 [pid 6586] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6585] write(1, "executing program\n", 18 [pid 6584] <... write resumed>) = 18 [pid 6587] <... write resumed>) = 18 [pid 6588] write(3, "1000", 4 [pid 6585] <... write resumed>) = 18 executing program executing program [pid 6588] <... write resumed>) = 4 [pid 6585] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6588] close(3 [pid 6587] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6586] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6584] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6587] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6588] <... close resumed>) = 0 [pid 6587] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6586] <... openat resumed>) = 3 [pid 6585] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6584] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6588] write(1, "executing program\n", 18 executing program [pid 6585] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6588] <... write resumed>) = 18 [pid 6587] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6586] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6585] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6584] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6588] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6587] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6588] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6587] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6585] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6584] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6588] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6587] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6584] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6588] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6587] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6586] <... write resumed>) = 31 [pid 6585] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6588] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6585] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6586] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6585] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6588] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6587] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6586] <... openat resumed>) = 4 [pid 6585] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6584] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6587] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6584] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6588] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6587] exit_group(0 [pid 6585] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6584] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6588] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6587] <... exit_group resumed>) = ? [pid 6584] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6586] exit_group(0 [pid 6585] exit_group(0 [pid 6584] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6588] exit_group(0 [pid 6586] <... exit_group resumed>) = ? [pid 6588] <... exit_group resumed>) = ? [pid 6585] <... exit_group resumed>) = ? [pid 6584] exit_group(0 [pid 6587] +++ exited with 0 +++ [pid 6584] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6585] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6588] +++ exited with 0 +++ [pid 6584] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6589 attached [pid 6589] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6586] +++ exited with 0 +++ [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6589 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6589] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6586, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6589] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6589] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6589] setpgid(0, 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6592 attached ci2-upstream-fs/strace-static-x86_64: Process 6591 attached ci2-upstream-fs/strace-static-x86_64: Process 6593 attached ci2-upstream-fs/strace-static-x86_64: Process 6590 attached [pid 6589] <... setpgid resumed>) = 0 [pid 6592] set_robust_list(0x55556003c6e0, 24 [pid 6591] set_robust_list(0x55556003c6e0, 24 [pid 6593] set_robust_list(0x55556003c6e0, 24 [pid 6592] <... set_robust_list resumed>) = 0 [pid 6591] <... set_robust_list resumed>) = 0 [pid 6590] set_robust_list(0x55556003c6e0, 24 [pid 6589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6591 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6590 [pid 6593] <... set_robust_list resumed>) = 0 [pid 6592] rt_sigprocmask(SIG_SETMASK, [] [pid 6590] <... set_robust_list resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6592 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6591] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6593] rt_sigprocmask(SIG_SETMASK, [] [pid 6592] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6591] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6590] rt_sigprocmask(SIG_SETMASK, [] [pid 6589] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6593 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6593] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 117.667171][ T6586] gadgetfs: bound to dummy_udc driver [pid 6592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6590] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6589] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6592] <... prctl resumed>) = 0 [pid 6591] <... prctl resumed>) = 0 [pid 6590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6589] <... write resumed>) = 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6593] <... prctl resumed>) = 0 [pid 6592] setpgid(0, 0 [pid 6591] setpgid(0, 0 [pid 6590] <... prctl resumed>) = 0 [pid 6589] close(3 [pid 6593] setpgid(0, 0 [pid 6592] <... setpgid resumed>) = 0 [pid 6591] <... setpgid resumed>) = 0 [pid 6590] setpgid(0, 0 [pid 6589] <... close resumed>) = 0 [pid 6593] <... setpgid resumed>) = 0 [pid 6592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6590] <... setpgid resumed>) = 0 [pid 6593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 6589] write(1, "executing program\n", 18 [pid 6593] <... openat resumed>) = 3 [pid 6592] <... openat resumed>) = 3 [pid 6591] <... openat resumed>) = 3 [pid 6590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6589] <... write resumed>) = 18 [pid 6593] write(3, "1000", 4 [pid 6592] write(3, "1000", 4 [pid 6591] write(3, "1000", 4 [pid 6590] <... openat resumed>) = 3 [pid 6589] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6593] <... write resumed>) = 4 [pid 6592] <... write resumed>) = 4 [pid 6591] <... write resumed>) = 4 [pid 6593] close(3 [pid 6590] write(3, "1000", 4 [pid 6589] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6593] <... close resumed>) = 0 [pid 6592] close(3 [pid 6591] close(3 [pid 6590] <... write resumed>) = 4 [pid 6589] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6593] write(1, "executing program\n", 18 [pid 6592] <... close resumed>) = 0 [pid 6591] <... close resumed>) = 0 executing program [pid 6590] close(3 [pid 6589] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6593] <... write resumed>) = 18 [pid 6592] write(1, "executing program\n", 18 [pid 6591] write(1, "executing program\n", 18 [pid 6590] <... close resumed>) = 0 executing program executing program [pid 6589] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6593] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6592] <... write resumed>) = 18 [pid 6591] <... write resumed>) = 18 [pid 6590] write(1, "executing program\n", 18 [pid 6589] <... openat resumed>) = 3 executing program [pid 6593] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6592] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6591] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6590] <... write resumed>) = 18 [pid 6589] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6593] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6592] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6591] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6590] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6593] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6592] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6591] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6590] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6593] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6592] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6591] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6590] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6593] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6592] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6591] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6590] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6593] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6592] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6591] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6593] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6592] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6590] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6593] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6592] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6591] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6590] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6592] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6591] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6593] <... openat resumed>) = 3 [pid 6592] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6591] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6590] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6593] exit_group(0 [pid 6592] exit_group(0 [pid 6591] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6593] <... exit_group resumed>) = ? [pid 6592] <... exit_group resumed>) = ? [pid 6591] exit_group(0) = ? [pid 6590] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6590] exit_group(0) = ? [pid 6592] +++ exited with 0 +++ [pid 6593] +++ exited with 0 +++ [pid 6591] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6592, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6590] +++ exited with 0 +++ [pid 6589] <... write resumed>) = 31 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6591, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6589] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6589] <... openat resumed>) = 4 [pid 6589] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6589] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6594 attached [pid 6594] set_robust_list(0x55556003c6e0, 24) = 0 [ 117.774265][ T6589] gadgetfs: bound to dummy_udc driver [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6594 [pid 6594] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6594] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6595 attached [pid 6595] set_robust_list(0x55556003c6e0, 24 [pid 6594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6595 [pid 6595] <... set_robust_list resumed>) = 0 [pid 6594] <... prctl resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6595] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6594] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6596 attached [pid 6595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6594] <... setpgid resumed>) = 0 [pid 6589] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6597 attached [pid 6596] set_robust_list(0x55556003c6e0, 24 [pid 6595] <... prctl resumed>) = 0 [pid 6594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6596] <... set_robust_list resumed>) = 0 [pid 6595] setpgid(0, 0 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6596 [pid 6597] set_robust_list(0x55556003c6e0, 24 [pid 6596] rt_sigprocmask(SIG_SETMASK, [] [pid 6595] <... setpgid resumed>) = 0 [pid 6594] <... openat resumed>) = 3 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6597 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6597] <... set_robust_list resumed>) = 0 [pid 6596] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6594] write(3, "1000", 4 [pid 6597] rt_sigprocmask(SIG_SETMASK, [] [pid 6596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6595] <... openat resumed>) = 3 [pid 6594] <... write resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6597] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6596] <... prctl resumed>) = 0 [pid 6594] close(3 [pid 6595] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6596] setpgid(0, 0 [pid 6595] <... write resumed>) = 4 [pid 6594] <... close resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6597] <... prctl resumed>) = 0 [pid 6596] <... setpgid resumed>) = 0 [pid 6595] close(3 [pid 6594] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 6597] setpgid(0, 0 [pid 6596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6595] <... close resumed>) = 0 [pid 6594] <... write resumed>) = 18 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6597] <... setpgid resumed>) = 0 [pid 6596] <... openat resumed>) = 3 [pid 6595] write(1, "executing program\n", 18 [pid 6594] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6595] <... write resumed>) = 18 [pid 6597] <... openat resumed>) = 3 [pid 6596] write(3, "1000", 4 [pid 6595] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6594] <... mkdirat resumed>) = -1 EEXIST (File exists) ci2-upstream-fs/strace-static-x86_64: Process 6598 attached [pid 6597] write(3, "1000", 4) = 4 [pid 6596] <... write resumed>) = 4 [pid 6594] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6598 [pid 6598] set_robust_list(0x55556003c6e0, 24 [pid 6597] close(3 [pid 6596] close(3 [pid 6595] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6598] <... set_robust_list resumed>) = 0 [pid 6597] <... close resumed>) = 0 [pid 6596] <... close resumed>) = 0 [pid 6595] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6594] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6598] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 6597] write(1, "executing program\n", 18 executing program [pid 6596] write(1, "executing program\n", 18 [pid 6595] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6594] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6598] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6597] <... write resumed>) = 18 [pid 6596] <... write resumed>) = 18 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6597] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6596] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6595] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6594] <... openat resumed>) = 3 [pid 6598] <... prctl resumed>) = 0 [pid 6597] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6596] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6595] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6598] setpgid(0, 0 [pid 6597] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6594] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6598] <... setpgid resumed>) = 0 [pid 6597] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6596] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6595] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6597] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6596] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6598] <... openat resumed>) = 3 [pid 6597] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6595] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6594] <... write resumed>) = 31 [pid 6596] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6595] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6594] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6598] write(3, "1000", 4 [pid 6597] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6596] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6594] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6598] <... write resumed>) = 4 [pid 6597] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6596] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6598] close(3 [pid 6597] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6596] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6594] exit_group(0 [pid 6595] <... openat resumed>) = 3 [pid 6598] <... close resumed>) = 0 [pid 6597] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6596] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6594] <... exit_group resumed>) = ? [pid 6598] write(1, "executing program\n", 18 [pid 6596] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6598] <... write resumed>) = 18 executing program [pid 6597] exit_group(0 [pid 6598] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6596] exit_group(0 [pid 6597] <... exit_group resumed>) = ? [pid 6596] <... exit_group resumed>) = ? [pid 6595] exit_group(0 [pid 6598] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6595] <... exit_group resumed>) = ? [pid 6598] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6597] +++ exited with 0 +++ [pid 6594] +++ exited with 0 +++ [pid 6598] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6596] +++ exited with 0 +++ [pid 6595] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6594, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6598] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6598] <... openat resumed>) = 3 [pid 5612] <... restart_syscall resumed>) = 0 [pid 6598] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6599 attached [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6599 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6599] set_robust_list(0x55556003c6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6599] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 117.888177][ T6594] gadgetfs: bound to dummy_udc driver [pid 6599] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6601 attached ci2-upstream-fs/strace-static-x86_64: Process 6600 attached [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6601 [pid 6601] set_robust_list(0x55556003c6e0, 24 [pid 6600] set_robust_list(0x55556003c6e0, 24 [pid 6599] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6601] <... set_robust_list resumed>) = 0 [pid 6600] <... set_robust_list resumed>) = 0 [pid 6599] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6600 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6601] rt_sigprocmask(SIG_SETMASK, [] [pid 6600] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6602 ci2-upstream-fs/strace-static-x86_64: Process 6602 attached [pid 6601] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6600] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6599] <... prctl resumed>) = 0 [pid 6598] <... write resumed>) = 31 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6602] set_robust_list(0x55556003c6e0, 24 [pid 6601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6599] setpgid(0, 0 [pid 6598] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6602] <... set_robust_list resumed>) = 0 [pid 6601] <... prctl resumed>) = 0 [pid 6600] <... prctl resumed>) = 0 [pid 6599] <... setpgid resumed>) = 0 [pid 6598] <... openat resumed>) = 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6602] rt_sigprocmask(SIG_SETMASK, [] [pid 6601] setpgid(0, 0 [pid 6600] setpgid(0, 0 [pid 6599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6602] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6601] <... setpgid resumed>) = 0 [pid 6600] <... setpgid resumed>) = 0 [pid 6598] exit_group(0 [pid 6602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6599] <... openat resumed>) = 3 [pid 6598] <... exit_group resumed>) = ? [pid 6602] <... prctl resumed>) = 0 [pid 6601] <... openat resumed>) = 3 [pid 6600] <... openat resumed>) = 3 [pid 6602] setpgid(0, 0 [pid 6601] write(3, "1000", 4 [pid 6599] write(3, "1000", 4 [pid 6598] +++ exited with 0 +++ [pid 6602] <... setpgid resumed>) = 0 [pid 6600] write(3, "1000", 4 [pid 6599] <... write resumed>) = 4 [pid 6602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6601] <... write resumed>) = 4 [pid 6600] <... write resumed>) = 4 [pid 6599] close(3 [pid 6602] <... openat resumed>) = 3 [pid 6601] close(3 [pid 6600] close(3 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6598, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6599] <... close resumed>) = 0 [pid 6602] write(3, "1000", 4 [pid 6601] <... close resumed>) = 0 [pid 6600] <... close resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] executing program [pid 6599] write(1, "executing program\n", 18 [pid 6602] <... write resumed>) = 4 [pid 6601] write(1, "executing program\n", 18 executing program executing program [pid 6600] write(1, "executing program\n", 18 [pid 6599] <... write resumed>) = 18 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6602] close(3 [pid 6601] <... write resumed>) = 18 [pid 6600] <... write resumed>) = 18 [ 117.950906][ T6598] gadgetfs: bound to dummy_udc driver [pid 6599] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6602] <... close resumed>) = 0 [pid 6601] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6600] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 6603 attached [pid 6602] write(1, "executing program\n", 18 [pid 6601] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6599] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6602] <... write resumed>) = 18 [pid 6601] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6600] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6599] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6603 [pid 6603] set_robust_list(0x55556003c6e0, 24 [pid 6602] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6600] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6603] <... set_robust_list resumed>) = 0 [pid 6601] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6599] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6603] rt_sigprocmask(SIG_SETMASK, [] [pid 6602] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6600] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6601] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6599] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6603] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6602] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6600] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6603] <... prctl resumed>) = 0 [pid 6602] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6601] <... openat resumed>) = 3 [pid 6600] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6599] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6603] setpgid(0, 0 [pid 6601] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6600] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6599] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6603] <... setpgid resumed>) = 0 [pid 6602] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6600] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6599] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6600] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6599] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6603] <... openat resumed>) = 3 [pid 6602] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6600] <... openat resumed>) = 3 [pid 6599] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6603] write(3, "1000", 4 [pid 6602] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6600] exit_group(0 [pid 6599] exit_group(0 [pid 6603] <... write resumed>) = 4 [pid 6602] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6603] close(3 [pid 6599] <... exit_group resumed>) = ? [pid 6603] <... close resumed>) = 0 [pid 6602] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6600] <... exit_group resumed>) = ? [pid 6603] write(1, "executing program\n", 18) = 18 [pid 6603] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) executing program [pid 6603] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6602] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6603] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6599] +++ exited with 0 +++ [pid 6603] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6602] exit_group(0 [pid 6601] <... write resumed>) = 31 [pid 6600] +++ exited with 0 +++ [pid 6603] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6599, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 6602] <... exit_group resumed>) = ? [pid 6603] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6603] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6603] exit_group(0) = ? [pid 6601] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6603] +++ exited with 0 +++ [pid 6602] +++ exited with 0 +++ [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6601] <... openat resumed>) = 4 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6601] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6601] <... exit_group resumed>) = ? ci2-upstream-fs/strace-static-x86_64: Process 6604 attached [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6604 [pid 5604] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6606 attached ci2-upstream-fs/strace-static-x86_64: Process 6605 attached [pid 6606] set_robust_list(0x55556003c6e0, 24 [pid 6604] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6605 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6606 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6606] <... set_robust_list resumed>) = 0 [pid 6604] <... set_robust_list resumed>) = 0 [pid 6606] rt_sigprocmask(SIG_SETMASK, [] [pid 6605] set_robust_list(0x55556003c6e0, 24 [pid 6604] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6606] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6606] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 6607 attached ) = 0 [pid 6605] <... set_robust_list resumed>) = 0 [pid 6604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6607] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6606] setpgid(0, 0 [pid 6605] rt_sigprocmask(SIG_SETMASK, [] [pid 6604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6607 [pid 6606] <... setpgid resumed>) = 0 [pid 6604] <... prctl resumed>) = 0 [pid 6607] rt_sigprocmask(SIG_SETMASK, [] [pid 6606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6604] setpgid(0, 0 [pid 6601] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6606] <... openat resumed>) = 3 [pid 6605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6604] <... setpgid resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6601, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6606] write(3, "1000", 4 [pid 6605] <... prctl resumed>) = 0 [pid 6607] <... prctl resumed>) = 0 [pid 6606] <... write resumed>) = 4 [pid 6605] setpgid(0, 0 [pid 6604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6607] setpgid(0, 0 [pid 6606] close(3 [pid 6605] <... setpgid resumed>) = 0 [pid 6607] <... setpgid resumed>) = 0 [pid 6606] <... close resumed>) = 0 [pid 6605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6604] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6606] write(1, "executing program\n", 18 [pid 6605] <... openat resumed>) = 3 executing program [pid 6604] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6607] <... openat resumed>) = 3 [pid 6606] <... write resumed>) = 18 [pid 6605] write(3, "1000", 4 [pid 6604] <... write resumed>) = 4 [ 118.058802][ T6601] gadgetfs: bound to dummy_udc driver [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6607] write(3, "1000", 4 [pid 6605] <... write resumed>) = 4 [pid 6604] close(3 [pid 6605] close(3 [pid 6607] <... write resumed>) = 4 [pid 6606] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6605] <... close resumed>) = 0 [pid 6607] close(3 [pid 6606] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6604] <... close resumed>) = 0 [pid 6607] <... close resumed>) = 0 [pid 6606] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6607] write(1, "executing program\n", 18 executing program [pid 6604] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 6608 attached executing program [pid 6607] <... write resumed>) = 18 [pid 6606] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6605] write(1, "executing program\n", 18 [pid 6604] <... write resumed>) = 18 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6608 [pid 6608] set_robust_list(0x55556003c6e0, 24 [pid 6607] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6606] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6605] <... write resumed>) = 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6608] <... set_robust_list resumed>) = 0 [pid 6607] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6606] <... openat resumed>) = 3 [pid 6605] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6604] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6608] rt_sigprocmask(SIG_SETMASK, [] [pid 6607] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6606] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6605] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6604] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6608] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6607] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6605] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6604] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6605] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6607] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6604] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6607] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6604] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6608] <... prctl resumed>) = 0 [pid 6607] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6605] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6607] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6604] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6608] setpgid(0, 0) = 0 [pid 6607] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6605] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6605] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6605] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6605] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6605] exit_group(0 [pid 6608] <... openat resumed>) = 3 [pid 6607] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6606] <... write resumed>) = 31 [pid 6604] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6605] <... exit_group resumed>) = ? [pid 6608] write(3, "1000", 4) = 4 [pid 6607] exit_group(0 [pid 6608] close(3 [pid 6607] <... exit_group resumed>) = ? [pid 6606] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6605] +++ exited with 0 +++ [pid 6604] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6608] <... close resumed>) = 0 [pid 6606] <... openat resumed>) = 4 [pid 6604] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6608] write(1, "executing program\n", 18 [pid 6607] +++ exited with 0 +++ [pid 6606] exit_group(0 [pid 6604] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6608] <... write resumed>) = 18 [pid 6606] <... exit_group resumed>) = ? [pid 6604] exit_group(0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6608] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6604] <... exit_group resumed>) = ? [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6608] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6608] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6604] +++ exited with 0 +++ [pid 6608] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6608] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6608] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6608] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6608] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6608] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 ENOENT (No such file or directory) [pid 6606] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6606, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6608] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6608] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6609 attached ci2-upstream-fs/strace-static-x86_64: Process 6610 attached [ 118.143560][ T6606] gadgetfs: bound to dummy_udc driver [pid 6608] +++ exited with 0 +++ [pid 6609] set_robust_list(0x55556003c6e0, 24 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6609 [pid 6610] set_robust_list(0x55556003c6e0, 24 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6610] <... set_robust_list resumed>) = 0 [pid 6610] rt_sigprocmask(SIG_SETMASK, [] [pid 6609] <... set_robust_list resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6610 [pid 6609] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6610] <... prctl resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6612 attached ci2-upstream-fs/strace-static-x86_64: Process 6611 attached [pid 6610] setpgid(0, 0 [pid 6609] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6611] set_robust_list(0x55556003c6e0, 24 [pid 6610] <... setpgid resumed>) = 0 [pid 6609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6612] set_robust_list(0x55556003c6e0, 24 [pid 6611] <... set_robust_list resumed>) = 0 [pid 6610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6609] <... prctl resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6611 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6612 [pid 6612] <... set_robust_list resumed>) = 0 [pid 6609] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6613 attached [pid 6612] rt_sigprocmask(SIG_SETMASK, [] [pid 6611] rt_sigprocmask(SIG_SETMASK, [] [pid 6610] <... openat resumed>) = 3 [pid 6609] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6613] set_robust_list(0x55556003c6e0, 24 [pid 6612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6611] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6610] write(3, "1000", 4 [pid 6609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6613 [pid 6613] <... set_robust_list resumed>) = 0 [pid 6612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6610] <... write resumed>) = 4 [pid 6610] close(3 [pid 6609] <... openat resumed>) = 3 [pid 6611] <... prctl resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6612] <... prctl resumed>) = 0 [pid 6613] rt_sigprocmask(SIG_SETMASK, [] [pid 6611] setpgid(0, 0 [pid 6610] <... close resumed>) = 0 [pid 6609] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6612] setpgid(0, 0 [pid 6613] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6612] <... setpgid resumed>) = 0 [pid 6611] <... setpgid resumed>) = 0 [pid 6610] write(1, "executing program\n", 18 [pid 6609] <... write resumed>) = 4 [pid 6613] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 6609] close(3 [pid 6611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6610] <... write resumed>) = 18 [pid 6613] <... prctl resumed>) = 0 [pid 6612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6611] <... openat resumed>) = 3 [pid 6610] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6609] <... close resumed>) = 0 [pid 6613] setpgid(0, 0 [pid 6611] write(3, "1000", 4 [pid 6610] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6609] write(1, "executing program\n", 18 [pid 6612] <... openat resumed>) = 3 [pid 6613] <... setpgid resumed>) = 0 executing program [pid 6611] <... write resumed>) = 4 [pid 6610] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6609] <... write resumed>) = 18 [pid 6613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6612] write(3, "1000", 4 [pid 6611] close(3 [pid 6609] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6613] <... openat resumed>) = 3 [pid 6612] <... write resumed>) = 4 [pid 6611] <... close resumed>) = 0 [pid 6610] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6613] write(3, "1000", 4 [pid 6612] close(3 [pid 6611] write(1, "executing program\n", 18 executing program [pid 6610] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6609] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6613] <... write resumed>) = 4 [pid 6612] <... close resumed>) = 0 [pid 6611] <... write resumed>) = 18 [pid 6610] <... openat resumed>) = 3 [pid 6609] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6613] close(3 executing program [pid 6612] write(1, "executing program\n", 18 [pid 6611] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6613] <... close resumed>) = 0 [pid 6612] <... write resumed>) = 18 [pid 6611] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6610] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6609] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6613] write(1, "executing program\n", 18 executing program [pid 6612] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6613] <... write resumed>) = 18 [pid 6612] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6611] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6609] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6613] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6612] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6609] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6613] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6611] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6609] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6613] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6609] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6611] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6609] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6613] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6612] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6611] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6609] <... openat resumed>) = 3 [pid 6612] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6611] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6612] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6609] exit_group(0 [pid 6611] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6609] <... exit_group resumed>) = ? [pid 6613] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6612] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6611] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6609] +++ exited with 0 +++ [pid 6613] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6612] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6611] <... openat resumed>) = 3 [pid 6610] <... write resumed>) = 31 [pid 6613] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6612] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6611] exit_group(0 [pid 6610] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6613] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6612] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6613] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6611] <... exit_group resumed>) = ? [pid 6610] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6613] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6612] exit_group(0 [pid 6610] exit_group(0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6613] exit_group(0 [pid 6612] <... exit_group resumed>) = ? [pid 6613] <... exit_group resumed>) = ? [pid 6610] <... exit_group resumed>) = ? [pid 6612] +++ exited with 0 +++ [pid 6611] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6613] +++ exited with 0 +++ [pid 6610] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6610, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6614 attached ci2-upstream-fs/strace-static-x86_64: Process 6615 attached [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6614] set_robust_list(0x55556003c6e0, 24 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6614 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6615 [pid 6615] set_robust_list(0x55556003c6e0, 24 [pid 6614] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6615] <... set_robust_list resumed>) = 0 [pid 6614] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6615] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6614] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6614] <... prctl resumed>) = 0 [pid 6615] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6617 attached [pid 6615] setpgid(0, 0 [pid 6614] setpgid(0, 0 [pid 6615] <... setpgid resumed>) = 0 [pid 6614] <... setpgid resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6616 [pid 6617] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 6616 attached ci2-upstream-fs/strace-static-x86_64: Process 6618 attached ) = 0 [pid 6615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6617 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6617] rt_sigprocmask(SIG_SETMASK, [] [pid 6614] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6618] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6616] set_robust_list(0x55556003c6e0, 24 [pid 6617] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6615] <... openat resumed>) = 3 [ 118.284458][ T6610] gadgetfs: bound to dummy_udc driver [pid 6614] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6618 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6616] <... set_robust_list resumed>) = 0 [pid 6617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6618] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6616] rt_sigprocmask(SIG_SETMASK, [] [pid 6617] <... prctl resumed>) = 0 [pid 6614] <... write resumed>) = 4 [pid 6617] setpgid(0, 0 [pid 6614] close(3 [pid 6615] write(3, "1000", 4 [pid 6618] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6616] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6617] <... setpgid resumed>) = 0 [pid 6615] <... write resumed>) = 4 [pid 6614] <... close resumed>) = 0 [pid 6618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6615] close(3 [pid 6614] write(1, "executing program\n", 18 [pid 6618] <... prctl resumed>) = 0 [pid 6616] <... prctl resumed>) = 0 [pid 6614] <... write resumed>) = 18 [pid 6615] <... close resumed>) = 0 executing program [pid 6618] setpgid(0, 0 [pid 6616] setpgid(0, 0 [pid 6618] <... setpgid resumed>) = 0 [pid 6616] <... setpgid resumed>) = 0 [pid 6617] <... openat resumed>) = 3 [pid 6615] write(1, "executing program\n", 18 [pid 6614] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6615] <... write resumed>) = 18 [pid 6614] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6616] <... openat resumed>) = 3 [pid 6615] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6617] write(3, "1000", 4 [pid 6614] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6616] write(3, "1000", 4 [pid 6617] <... write resumed>) = 4 [pid 6615] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6618] <... openat resumed>) = 3 [pid 6616] <... write resumed>) = 4 [pid 6617] close(3 [pid 6615] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6614] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6616] close(3 [pid 6614] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6618] write(3, "1000", 4 [pid 6617] <... close resumed>) = 0 [pid 6615] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6618] <... write resumed>) = 4 [pid 6616] <... close resumed>) = 0 [pid 6617] write(1, "executing program\n", 18 [pid 6614] <... openat resumed>) = 3 [pid 6618] close(3) = 0 [pid 6617] <... write resumed>) = 18 executing program [pid 6618] write(1, "executing program\n", 18 executing program [pid 6616] write(1, "executing program\n", 18 [pid 6617] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6615] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 6614] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6618] <... write resumed>) = 18 [pid 6616] <... write resumed>) = 18 [pid 6615] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6616] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6617] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6616] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6616] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6618] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6617] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6615] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6618] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6616] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6615] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6617] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6615] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6618] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6616] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6617] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6615] <... openat resumed>) = 3 [pid 6618] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6616] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6618] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6616] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6618] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6615] exit_group(0 [pid 6618] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6616] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6618] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6616] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6617] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6615] <... exit_group resumed>) = ? [pid 6618] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6617] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6618] exit_group(0 [pid 6616] exit_group(0 [pid 6615] +++ exited with 0 +++ [pid 6614] <... write resumed>) = 31 [pid 6618] <... exit_group resumed>) = ? [pid 6616] <... exit_group resumed>) = ? [pid 6617] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6614] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6617] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6614] <... openat resumed>) = 4 [pid 6617] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6617] exit_group(0 [pid 6618] +++ exited with 0 +++ [pid 6617] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6614] exit_group(0) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6618, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6616] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... restart_syscall resumed>) = 0 [pid 6617] +++ exited with 0 +++ [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... restart_syscall resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6619 attached , [], 8) = 0 [pid 6614] +++ exited with 0 +++ [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6619 ci2-upstream-fs/strace-static-x86_64: Process 6620 attached [pid 6619] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6620] set_robust_list(0x55556003c6e0, 24 [pid 6619] <... set_robust_list resumed>) = 0 [pid 6620] <... set_robust_list resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6620 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6620] rt_sigprocmask(SIG_SETMASK, [] [pid 6619] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6620] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6619] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6620] <... prctl resumed>) = 0 [pid 6619] <... prctl resumed>) = 0 [pid 6619] setpgid(0, 0) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6623 attached ci2-upstream-fs/strace-static-x86_64: Process 6622 attached ci2-upstream-fs/strace-static-x86_64: Process 6621 attached [pid 6620] setpgid(0, 0 [pid 6619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6623] set_robust_list(0x55556003c6e0, 24 [pid 6622] set_robust_list(0x55556003c6e0, 24 [pid 6621] set_robust_list(0x55556003c6e0, 24 [pid 6620] <... setpgid resumed>) = 0 [pid 6619] <... openat resumed>) = 3 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6621 [pid 6623] <... set_robust_list resumed>) = 0 [ 118.377117][ T6614] gadgetfs: bound to dummy_udc driver [pid 6621] <... set_robust_list resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6622 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6623 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6623] rt_sigprocmask(SIG_SETMASK, [] [pid 6622] <... set_robust_list resumed>) = 0 [pid 6621] rt_sigprocmask(SIG_SETMASK, [] [pid 6620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6619] write(3, "1000", 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6621] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6620] <... openat resumed>) = 3 [pid 6619] <... write resumed>) = 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6622] rt_sigprocmask(SIG_SETMASK, [] [pid 6621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6619] close(3) = 0 [pid 6619] write(1, "executing program\n", 18) = 18 [pid 6619] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6619] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6623] <... prctl resumed>) = 0 [pid 6622] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6621] <... prctl resumed>) = 0 [pid 6620] write(3, "1000", 4 [pid 6619] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6623] setpgid(0, 0 [pid 6620] <... write resumed>) = 4 [pid 6621] setpgid(0, 0 [pid 6623] <... setpgid resumed>) = 0 [pid 6622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6621] <... setpgid resumed>) = 0 [pid 6620] close(3 [pid 6622] <... prctl resumed>) = 0 executing program [pid 6619] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6622] setpgid(0, 0 [pid 6621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6620] <... close resumed>) = 0 [pid 6619] <... openat resumed>) = 3 [pid 6622] <... setpgid resumed>) = 0 executing program [pid 6620] write(1, "executing program\n", 18) = 18 [pid 6619] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6623] <... openat resumed>) = 3 [pid 6622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6621] <... openat resumed>) = 3 [pid 6620] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6623] write(3, "1000", 4 [pid 6622] <... openat resumed>) = 3 [pid 6621] write(3, "1000", 4 [pid 6620] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6623] <... write resumed>) = 4 [pid 6623] close(3) = 0 [pid 6622] write(3, "1000", 4 [pid 6621] <... write resumed>) = 4 [pid 6620] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6623] write(1, "executing program\n", 18 [pid 6622] <... write resumed>) = 4 [pid 6621] close(3 [pid 6620] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6623] <... write resumed>) = 18 [pid 6622] close(3 [pid 6621] <... close resumed>) = 0 [pid 6620] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6623] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6622] <... close resumed>) = 0 [pid 6619] <... write resumed>) = 31 [pid 6623] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6619] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6620] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6623] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6622] write(1, "executing program\n", 18 executing program executing program [pid 6621] write(1, "executing program\n", 18 [pid 6620] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6619] <... openat resumed>) = 4 [pid 6623] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6622] <... write resumed>) = 18 [pid 6621] <... write resumed>) = 18 [pid 6620] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6623] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6622] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6621] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6620] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6619] exit_group(0 [pid 6623] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6622] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6621] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6620] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6619] <... exit_group resumed>) = ? [pid 6623] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6622] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6621] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6620] exit_group(0 [pid 6623] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6622] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6621] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6620] <... exit_group resumed>) = ? [pid 6623] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6622] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6621] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6623] exit_group(0) = ? [pid 6622] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6621] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6622] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6621] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6622] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6621] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6622] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6621] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6620] +++ exited with 0 +++ [pid 6622] exit_group(0 [pid 6621] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6622] <... exit_group resumed>) = ? [pid 6621] exit_group(0) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 6623] +++ exited with 0 +++ [pid 6622] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6621] +++ exited with 0 +++ [pid 6619] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6621, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6619, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6624 attached [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6624 [pid 5612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6624] set_robust_list(0x55556003c6e0, 24 [ 118.480276][ T6619] gadgetfs: bound to dummy_udc driver [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6624] <... set_robust_list resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6626 attached ci2-upstream-fs/strace-static-x86_64: Process 6625 attached [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 6626] set_robust_list(0x55556003c6e0, 24 [pid 6625] set_robust_list(0x55556003c6e0, 24 [pid 6624] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6625 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6626 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6626] <... set_robust_list resumed>) = 0 [pid 6625] <... set_robust_list resumed>) = 0 [pid 6624] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6627 attached [pid 6626] rt_sigprocmask(SIG_SETMASK, [] [pid 6625] rt_sigprocmask(SIG_SETMASK, [] [pid 6624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6627] set_robust_list(0x55556003c6e0, 24 [pid 6626] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6625] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6624] <... prctl resumed>) = 0 [pid 6627] <... set_robust_list resumed>) = 0 [pid 6626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6624] setpgid(0, 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6627 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6627] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6626] <... prctl resumed>) = 0 [pid 6625] <... prctl resumed>) = 0 [pid 6624] <... setpgid resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6626] setpgid(0, 0 [pid 6625] setpgid(0, 0 [pid 6626] <... setpgid resumed>) = 0 [pid 6625] <... setpgid resumed>) = 0 [pid 6627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6628 attached [pid 6627] <... prctl resumed>) = 0 [pid 6626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6628] set_robust_list(0x55556003c6e0, 24 [pid 6627] setpgid(0, 0 [pid 6626] <... openat resumed>) = 3 [pid 6625] <... openat resumed>) = 3 [pid 6624] <... openat resumed>) = 3 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6628 [pid 6628] <... set_robust_list resumed>) = 0 [pid 6627] <... setpgid resumed>) = 0 [pid 6626] write(3, "1000", 4 [pid 6625] write(3, "1000", 4 [pid 6624] write(3, "1000", 4 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6628] rt_sigprocmask(SIG_SETMASK, [] [pid 6627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6626] <... write resumed>) = 4 [pid 6625] <... write resumed>) = 4 [pid 6624] <... write resumed>) = 4 [pid 6624] close(3 [pid 6628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6627] <... openat resumed>) = 3 [pid 6626] close(3 [pid 6625] close(3 [pid 6624] <... close resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6626] <... close resumed>) = 0 [pid 6624] write(1, "executing program\n", 18) = 18 [pid 6628] <... prctl resumed>) = 0 executing program [pid 6627] write(3, "1000", 4 [pid 6626] write(1, "executing program\n", 18 [pid 6625] <... close resumed>) = 0 executing program [pid 6624] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6628] setpgid(0, 0 [pid 6627] <... write resumed>) = 4 [pid 6626] <... write resumed>) = 18 executing program [pid 6625] write(1, "executing program\n", 18 [pid 6628] <... setpgid resumed>) = 0 [pid 6627] close(3 [pid 6626] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6625] <... write resumed>) = 18 [pid 6624] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6627] <... close resumed>) = 0 [pid 6626] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6625] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6624] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6628] <... openat resumed>) = 3 [pid 6627] write(1, "executing program\n", 18 [pid 6626] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6627] <... write resumed>) = 18 [pid 6625] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6627] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6624] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6628] write(3, "1000", 4 [pid 6627] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6626] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6628] <... write resumed>) = 4 [pid 6625] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6624] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6628] close(3 [pid 6627] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6628] <... close resumed>) = 0 [pid 6627] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6626] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6625] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6624] <... openat resumed>) = 3 [pid 6628] write(1, "executing program\n", 18 executing program [pid 6627] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6626] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6628] <... write resumed>) = 18 [pid 6627] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6626] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6625] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6624] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6628] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6627] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6626] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6625] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6628] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6627] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6628] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6627] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6626] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6628] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6627] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6626] <... openat resumed>) = 3 [pid 6625] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6627] exit_group(0 [pid 6628] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6626] exit_group(0 [pid 6625] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6624] <... write resumed>) = 31 [pid 6628] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6627] <... exit_group resumed>) = ? [pid 6626] <... exit_group resumed>) = ? [pid 6625] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6624] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6628] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6625] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6624] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6628] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6624] exit_group(0 [pid 6628] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6627] +++ exited with 0 +++ [pid 6626] +++ exited with 0 +++ [pid 6625] exit_group(0 [pid 6624] <... exit_group resumed>) = ? [pid 6628] exit_group(0 [pid 6625] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6628] <... exit_group resumed>) = ? [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6628] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6625] +++ exited with 0 +++ [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6624] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6629 attached [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6629 [pid 5604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6629] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6631 attached ci2-upstream-fs/strace-static-x86_64: Process 6632 attached [pid 6629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6631 [ 118.601237][ T6624] gadgetfs: bound to dummy_udc driver ci2-upstream-fs/strace-static-x86_64: Process 6633 attached ci2-upstream-fs/strace-static-x86_64: Process 6630 attached [pid 6632] set_robust_list(0x55556003c6e0, 24 [pid 6631] set_robust_list(0x55556003c6e0, 24 [pid 6629] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6630 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6632 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6633 [pid 6630] set_robust_list(0x55556003c6e0, 24 [pid 6631] <... set_robust_list resumed>) = 0 [pid 6630] <... set_robust_list resumed>) = 0 [pid 6631] rt_sigprocmask(SIG_SETMASK, [] [pid 6629] setpgid(0, 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6632] <... set_robust_list resumed>) = 0 [pid 6633] set_robust_list(0x55556003c6e0, 24 [pid 6630] rt_sigprocmask(SIG_SETMASK, [] [pid 6631] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6629] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6633] <... set_robust_list resumed>) = 0 [pid 6630] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6632] rt_sigprocmask(SIG_SETMASK, [] [pid 6631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6633] rt_sigprocmask(SIG_SETMASK, [] [pid 6631] <... prctl resumed>) = 0 [pid 6631] setpgid(0, 0 [pid 6633] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6632] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6631] <... setpgid resumed>) = 0 [pid 6633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6629] <... openat resumed>) = 3 [pid 6632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6630] <... prctl resumed>) = 0 [pid 6633] <... prctl resumed>) = 0 [pid 6630] setpgid(0, 0 [pid 6632] <... prctl resumed>) = 0 [pid 6631] <... openat resumed>) = 3 [pid 6629] write(3, "1000", 4 [pid 6633] setpgid(0, 0 [pid 6630] <... setpgid resumed>) = 0 [pid 6632] setpgid(0, 0 [pid 6629] <... write resumed>) = 4 [pid 6633] <... setpgid resumed>) = 0 [pid 6632] <... setpgid resumed>) = 0 [pid 6631] write(3, "1000", 4 [pid 6633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6631] <... write resumed>) = 4 [pid 6632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6631] close(3 [pid 6629] close(3 [pid 6631] <... close resumed>) = 0 [pid 6631] write(1, "executing program\n", 18 [pid 6629] <... close resumed>) = 0 [pid 6631] <... write resumed>) = 18 [pid 6629] write(1, "executing program\n", 18 [pid 6632] <... openat resumed>) = 3 [pid 6631] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) executing program [pid 6630] <... openat resumed>) = 3 executing program [pid 6631] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6633] <... openat resumed>) = 3 [pid 6630] write(3, "1000", 4 [pid 6632] write(3, "1000", 4 [pid 6629] <... write resumed>) = 18 [pid 6630] <... write resumed>) = 4 [pid 6633] write(3, "1000", 4 [pid 6630] close(3 [pid 6632] <... write resumed>) = 4 [pid 6631] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6629] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6633] <... write resumed>) = 4 [pid 6630] <... close resumed>) = 0 [pid 6632] close(3 [pid 6631] <... openat resumed>) = 3 [pid 6629] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6633] close(3 [pid 6630] write(1, "executing program\n", 18 [pid 6632] <... close resumed>) = 0 executing program [pid 6631] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6629] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6633] <... close resumed>) = 0 [pid 6630] <... write resumed>) = 18 [pid 6632] write(1, "executing program\n", 18 [pid 6633] write(1, "executing program\n", 18 [pid 6630] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6629] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6632] <... write resumed>) = 18 executing program [pid 6633] <... write resumed>) = 18 [pid 6630] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6632] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6630] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6629] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6633] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6630] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6630] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6632] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6633] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6629] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6633] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6632] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6633] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6629] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6632] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6629] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6633] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6630] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6632] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6629] <... openat resumed>) = 3 [pid 6633] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6630] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6632] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6633] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6630] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6632] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6631] <... write resumed>) = 31 [pid 6629] exit_group(0 [pid 6630] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6632] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6631] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6629] <... exit_group resumed>) = ? [pid 6633] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6630] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6632] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6633] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6632] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6631] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6632] exit_group(0 [pid 6633] exit_group(0 [pid 6630] exit_group(0 [pid 6631] exit_group(0 [pid 6629] +++ exited with 0 +++ [pid 6632] <... exit_group resumed>) = ? [pid 6633] <... exit_group resumed>) = ? [pid 6630] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6631] <... exit_group resumed>) = ? [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6633] +++ exited with 0 +++ [pid 6630] +++ exited with 0 +++ [pid 5604] <... restart_syscall resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6632] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6631] +++ exited with 0 +++ [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6631, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 118.711592][ T6631] gadgetfs: bound to dummy_udc driver [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6634 attached [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6634 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6635 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6636 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6638 attached ci2-upstream-fs/strace-static-x86_64: Process 6637 attached ci2-upstream-fs/strace-static-x86_64: Process 6636 attached ci2-upstream-fs/strace-static-x86_64: Process 6635 attached [pid 6634] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6637 [pid 6638] set_robust_list(0x55556003c6e0, 24 [pid 6637] set_robust_list(0x55556003c6e0, 24 [pid 6636] set_robust_list(0x55556003c6e0, 24 [pid 6635] set_robust_list(0x55556003c6e0, 24 [pid 6634] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6638 [pid 6638] <... set_robust_list resumed>) = 0 [pid 6637] <... set_robust_list resumed>) = 0 [pid 6636] <... set_robust_list resumed>) = 0 [pid 6635] <... set_robust_list resumed>) = 0 [pid 6634] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6638] rt_sigprocmask(SIG_SETMASK, [] [pid 6636] rt_sigprocmask(SIG_SETMASK, [] [pid 6634] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6637] rt_sigprocmask(SIG_SETMASK, [] [pid 6636] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6635] rt_sigprocmask(SIG_SETMASK, [] [pid 6634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6638] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6636] <... prctl resumed>) = 0 [pid 6635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6634] <... prctl resumed>) = 0 [pid 6638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6637] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6636] setpgid(0, 0 [pid 6635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6634] setpgid(0, 0 [pid 6638] <... prctl resumed>) = 0 [pid 6637] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6636] <... setpgid resumed>) = 0 [pid 6635] <... prctl resumed>) = 0 [pid 6634] <... setpgid resumed>) = 0 [pid 6638] setpgid(0, 0 [pid 6634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6638] <... setpgid resumed>) = 0 [pid 6634] <... openat resumed>) = 3 [pid 6638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6635] setpgid(0, 0 [pid 6638] <... openat resumed>) = 3 [pid 6637] <... prctl resumed>) = 0 [pid 6636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6635] <... setpgid resumed>) = 0 [pid 6634] write(3, "1000", 4 [pid 6638] write(3, "1000", 4 [pid 6637] setpgid(0, 0 [pid 6636] <... openat resumed>) = 3 [pid 6635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6634] <... write resumed>) = 4 [pid 6637] <... setpgid resumed>) = 0 [pid 6636] write(3, "1000", 4 [pid 6638] <... write resumed>) = 4 [pid 6636] <... write resumed>) = 4 [pid 6634] close(3 [pid 6638] close(3 [pid 6637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6636] close(3 [pid 6635] <... openat resumed>) = 3 [pid 6634] <... close resumed>) = 0 [pid 6638] <... close resumed>) = 0 [pid 6636] <... close resumed>) = 0 [pid 6634] write(1, "executing program\n", 18 [pid 6638] write(1, "executing program\n", 18 [pid 6636] write(1, "executing program\n", 18 [pid 6634] <... write resumed>) = 18 [pid 6638] <... write resumed>) = 18 executing program executing program executing program [pid 6637] <... openat resumed>) = 3 [pid 6636] <... write resumed>) = 18 [pid 6635] write(3, "1000", 4 [pid 6634] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6638] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6636] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6638] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6634] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6637] write(3, "1000", 4 [pid 6636] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6635] <... write resumed>) = 4 [pid 6637] <... write resumed>) = 4 [pid 6636] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6635] close(3 [pid 6638] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6637] close(3 [pid 6636] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6634] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6635] <... close resumed>) = 0 [pid 6638] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6637] <... close resumed>) = 0 [pid 6636] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6634] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6635] write(1, "executing program\n", 18 [pid 6638] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6637] write(1, "executing program\n", 18 [pid 6636] <... openat resumed>) = 3 [pid 6635] <... write resumed>) = 18 executing program [pid 6634] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6638] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6637] <... write resumed>) = 18 [pid 6636] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6635] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6634] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6638] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6637] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6635] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6638] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6637] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6635] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6634] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6638] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6637] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6635] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6634] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6638] <... openat resumed>) = 3 [pid 6637] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6634] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6638] exit_group(0 [pid 6637] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6635] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6637] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6635] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6634] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6637] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6635] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6637] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6635] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6637] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6635] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6638] <... exit_group resumed>) = ? [pid 6637] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6635] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6634] exit_group(0 [pid 6637] exit_group(0 [pid 6635] exit_group(0 [pid 6637] <... exit_group resumed>) = ? [pid 6634] <... exit_group resumed>) = ? [pid 6638] +++ exited with 0 +++ [pid 6635] <... exit_group resumed>) = ? [pid 6636] <... write resumed>) = 31 [pid 6634] +++ exited with 0 +++ [pid 6636] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6634, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6636] <... openat resumed>) = 4 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6637] +++ exited with 0 +++ [pid 6636] exit_group(0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6636] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... restart_syscall resumed>) = 0 [pid 6635] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6639 attached , [], 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6640 attached [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6639 ci2-upstream-fs/strace-static-x86_64: Process 6641 attached [pid 6640] set_robust_list(0x55556003c6e0, 24 [pid 6639] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6640 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6641 [pid 6641] set_robust_list(0x55556003c6e0, 24 [pid 6640] <... set_robust_list resumed>) = 0 [pid 6639] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6642 attached [pid 6641] <... set_robust_list resumed>) = 0 [pid 6640] rt_sigprocmask(SIG_SETMASK, [] [pid 6639] rt_sigprocmask(SIG_SETMASK, [] [pid 6636] +++ exited with 0 +++ [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6642] set_robust_list(0x55556003c6e0, 24 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6636, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6641] rt_sigprocmask(SIG_SETMASK, [] [pid 6640] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6642 [pid 6642] <... set_robust_list resumed>) = 0 [pid 6641] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6642] rt_sigprocmask(SIG_SETMASK, [] [pid 6641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6640] <... prctl resumed>) = 0 [pid 6639] <... prctl resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6640] setpgid(0, 0 [pid 6642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6639] setpgid(0, 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6642] <... prctl resumed>) = 0 [pid 6641] <... prctl resumed>) = 0 [pid 6640] <... setpgid resumed>) = 0 [pid 6639] <... setpgid resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6642] setpgid(0, 0 [pid 6641] setpgid(0, 0 [pid 6640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6643 attached [pid 6642] <... setpgid resumed>) = 0 [pid 6641] <... setpgid resumed>) = 0 [pid 6640] <... openat resumed>) = 3 [pid 6639] <... openat resumed>) = 3 [ 118.861816][ T6636] gadgetfs: bound to dummy_udc driver [pid 6643] set_robust_list(0x55556003c6e0, 24 [pid 6642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6640] write(3, "1000", 4 [pid 6639] write(3, "1000", 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6643 [pid 6643] <... set_robust_list resumed>) = 0 [pid 6642] <... openat resumed>) = 3 [pid 6641] <... openat resumed>) = 3 [pid 6640] <... write resumed>) = 4 [pid 6639] <... write resumed>) = 4 [pid 6643] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6643] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6642] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6641] write(3, "1000", 4 [pid 6640] close(3 [pid 6639] close(3 [pid 6643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6642] <... write resumed>) = 4 [pid 6641] <... write resumed>) = 4 [pid 6640] <... close resumed>) = 0 [pid 6639] <... close resumed>) = 0 [pid 6643] <... prctl resumed>) = 0 [pid 6642] close(3 [pid 6641] close(3 [pid 6640] write(1, "executing program\n", 18 executing program executing program [pid 6639] write(1, "executing program\n", 18 [pid 6643] setpgid(0, 0 [pid 6642] <... close resumed>) = 0 [pid 6641] <... close resumed>) = 0 [pid 6640] <... write resumed>) = 18 [pid 6639] <... write resumed>) = 18 [pid 6643] <... setpgid resumed>) = 0 [pid 6642] write(1, "executing program\n", 18 [pid 6641] write(1, "executing program\n", 18 [pid 6640] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6639] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6642] <... write resumed>) = 18 executing program executing program [pid 6643] <... openat resumed>) = 3 [pid 6642] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6641] <... write resumed>) = 18 [pid 6640] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6639] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6643] write(3, "1000", 4 [pid 6642] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6641] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6640] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6639] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6643] <... write resumed>) = 4 [pid 6642] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6641] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6640] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6639] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6643] close(3 [pid 6642] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6641] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6640] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6639] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6643] <... close resumed>) = 0 [pid 6642] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 6643] write(1, "executing program\n", 18) = 18 [pid 6642] <... openat resumed>) = 3 [pid 6641] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6640] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6639] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6643] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6642] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6641] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6640] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6639] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6643] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6641] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6640] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6639] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6643] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6641] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6640] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6643] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6639] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6643] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6642] <... write resumed>) = 31 [pid 6641] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6640] <... openat resumed>) = 3 [pid 6643] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6642] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6639] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6643] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6642] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6641] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6643] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6640] exit_group(0 [pid 6639] exit_group(0 [pid 6643] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6642] exit_group(0 [pid 6641] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6640] <... exit_group resumed>) = ? [pid 6639] <... exit_group resumed>) = ? [pid 6643] exit_group(0 [pid 6642] <... exit_group resumed>) = ? [pid 6641] exit_group(0 [pid 6639] +++ exited with 0 +++ [pid 6643] <... exit_group resumed>) = ? [pid 6641] <... exit_group resumed>) = ? [pid 6640] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6643] +++ exited with 0 +++ [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6641] +++ exited with 0 +++ [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6642] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6641, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6642, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6644 attached [pid 5605] <... restart_syscall resumed>) = 0 [pid 6644] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6644] <... set_robust_list resumed>) = 0 [pid 6644] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6644 [pid 6644] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 6644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6644] <... prctl resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6644] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6644] <... setpgid resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6646 attached ci2-upstream-fs/strace-static-x86_64: Process 6645 attached [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6647 attached [pid 6646] set_robust_list(0x55556003c6e0, 24 [pid 6645] set_robust_list(0x55556003c6e0, 24 [pid 6644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6646 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6645 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6647] set_robust_list(0x55556003c6e0, 24 [pid 6646] <... set_robust_list resumed>) = 0 [pid 6645] <... set_robust_list resumed>) = 0 [pid 6647] <... set_robust_list resumed>) = 0 [pid 6644] <... openat resumed>) = 3 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6646] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6647] rt_sigprocmask(SIG_SETMASK, [] [pid 6646] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6645] rt_sigprocmask(SIG_SETMASK, [] [pid 6644] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6647] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6647 [pid 6645] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6647] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6646] <... prctl resumed>) = 0 [pid 6644] <... write resumed>) = 4 [pid 6647] <... prctl resumed>) = 0 [pid 6646] setpgid(0, 0 [pid 6645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6644] close(3ci2-upstream-fs/strace-static-x86_64: Process 6648 attached [pid 6647] setpgid(0, 0 [pid 6646] <... setpgid resumed>) = 0 [pid 6645] <... prctl resumed>) = 0 [pid 6644] <... close resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6647] <... setpgid resumed>) = 0 [pid 6646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6645] setpgid(0, 0 [pid 6644] write(1, "executing program\n", 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6648 [pid 6648] set_robust_list(0x55556003c6e0, 24 [pid 6647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6646] <... openat resumed>) = 3 [pid 6645] <... setpgid resumed>) = 0 [pid 6644] <... write resumed>) = 18 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6648] <... set_robust_list resumed>) = 0 [pid 6647] <... openat resumed>) = 3 [pid 6646] write(3, "1000", 4 [pid 6645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 118.956249][ T6642] gadgetfs: bound to dummy_udc driver [pid 6644] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6648] rt_sigprocmask(SIG_SETMASK, [] [pid 6647] write(3, "1000", 4 [pid 6646] <... write resumed>) = 4 [pid 6645] <... openat resumed>) = 3 [pid 6644] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6648] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6647] <... write resumed>) = 4 [pid 6646] close(3 [pid 6645] write(3, "1000", 4 [pid 6644] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6648] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6647] close(3 [pid 6646] <... close resumed>) = 0 [pid 6645] <... write resumed>) = 4 [pid 6648] <... prctl resumed>) = 0 [pid 6646] write(1, "executing program\n", 18 [pid 6645] close(3 [pid 6644] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6647] <... close resumed>) = 0 [pid 6648] setpgid(0, 0 [pid 6646] <... write resumed>) = 18 [pid 6645] <... close resumed>) = 0 [pid 6647] write(1, "executing program\n", 18 executing program executing program [pid 6644] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6648] <... setpgid resumed>) = 0 [pid 6647] <... write resumed>) = 18 [pid 6646] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6645] write(1, "executing program\n", 18 [pid 6644] <... openat resumed>) = 3 executing program [pid 6648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6647] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6646] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6645] <... write resumed>) = 18 [pid 6644] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6648] <... openat resumed>) = 3 [pid 6646] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6645] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6648] write(3, "1000", 4 [pid 6647] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6646] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6648] <... write resumed>) = 4 [pid 6647] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6646] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6645] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6648] close(3 [pid 6647] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6646] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6645] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6647] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6648] <... close resumed>) = 0 [pid 6647] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6645] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6646] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 6648] write(1, "executing program\n", 18) = 18 [pid 6648] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6647] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6646] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6648] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6647] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6646] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6645] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6648] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6647] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6646] <... openat resumed>) = 3 [pid 6645] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6644] <... write resumed>) = 31 [pid 6645] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6648] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6647] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6646] exit_group(0 [pid 6645] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6644] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6648] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6647] exit_group(0 [pid 6646] <... exit_group resumed>) = ? [pid 6645] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6644] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6647] <... exit_group resumed>) = ? [pid 6648] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6645] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6644] exit_group(0 [pid 6648] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6648] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6645] exit_group(0 [pid 6644] <... exit_group resumed>) = ? [pid 6648] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6646] +++ exited with 0 +++ [pid 6648] exit_group(0 [pid 6645] <... exit_group resumed>) = ? [pid 6648] <... exit_group resumed>) = ? [pid 6647] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6645] +++ exited with 0 +++ [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6648] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6648, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6649 attached [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6649 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6649] set_robust_list(0x55556003c6e0, 24 [pid 6644] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6649] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6649] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6644, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 6650 attached [pid 6649] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6650] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6650] <... set_robust_list resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6650 [pid 6650] rt_sigprocmask(SIG_SETMASK, [] [pid 6649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6651 attached [pid 6650] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6649] <... prctl resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [ 119.044353][ T6644] gadgetfs: bound to dummy_udc driver [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6651] set_robust_list(0x55556003c6e0, 24 [pid 6650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6649] setpgid(0, 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6651 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6652 attached [pid 6651] <... set_robust_list resumed>) = 0 [pid 6650] <... prctl resumed>) = 0 [pid 6649] <... setpgid resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6652] set_robust_list(0x55556003c6e0, 24 [pid 6651] rt_sigprocmask(SIG_SETMASK, [] [pid 6650] setpgid(0, 0 [pid 6649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6652] <... set_robust_list resumed>) = 0 [pid 6651] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6650] <... setpgid resumed>) = 0 [pid 6652] rt_sigprocmask(SIG_SETMASK, [] [pid 6651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6649] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6652] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6651] <... prctl resumed>) = 0 [pid 6650] <... openat resumed>) = 3 [pid 6649] write(3, "1000", 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6652 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6653 attached [pid 6652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6651] setpgid(0, 0 [pid 6650] write(3, "1000", 4 [pid 6649] <... write resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6653] set_robust_list(0x55556003c6e0, 24 [pid 6652] <... prctl resumed>) = 0 [pid 6651] <... setpgid resumed>) = 0 [pid 6650] <... write resumed>) = 4 [pid 6649] close(3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6653] <... set_robust_list resumed>) = 0 [pid 6652] setpgid(0, 0 [pid 6651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6650] close(3 [pid 6649] <... close resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6653 [pid 6653] rt_sigprocmask(SIG_SETMASK, [] [pid 6652] <... setpgid resumed>) = 0 [pid 6651] <... openat resumed>) = 3 [pid 6650] <... close resumed>) = 0 [pid 6649] write(1, "executing program\n", 18 [pid 6653] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6651] write(3, "1000", 4 executing program [pid 6650] write(1, "executing program\n", 18 [pid 6649] <... write resumed>) = 18 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6652] <... openat resumed>) = 3 [pid 6651] <... write resumed>) = 4 [pid 6650] <... write resumed>) = 18 [pid 6653] <... prctl resumed>) = 0 [pid 6652] write(3, "1000", 4 [pid 6651] close(3 [pid 6652] <... write resumed>) = 4 [pid 6653] setpgid(0, 0 [pid 6652] close(3 executing program [pid 6650] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6653] <... setpgid resumed>) = 0 [pid 6652] <... close resumed>) = 0 [pid 6651] <... close resumed>) = 0 [pid 6650] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6649] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6652] write(1, "executing program\n", 18 [pid 6651] write(1, "executing program\n", 18 [pid 6650] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6649] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program executing program [pid 6653] <... openat resumed>) = 3 [pid 6652] <... write resumed>) = 18 [pid 6651] <... write resumed>) = 18 [pid 6650] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6649] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6653] write(3, "1000", 4 [pid 6652] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6651] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6650] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6649] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6653] <... write resumed>) = 4 [pid 6652] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6651] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6652] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6653] close(3 [pid 6651] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6650] <... openat resumed>) = 3 [pid 6649] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6653] <... close resumed>) = 0 [pid 6652] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6651] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6650] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6649] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6653] write(1, "executing program\n", 18 [pid 6652] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6651] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK executing program [pid 6649] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6653] <... write resumed>) = 18 [pid 6652] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6651] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6649] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6652] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6651] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6649] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6653] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6652] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6651] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6650] <... write resumed>) = 31 [pid 6649] <... openat resumed>) = 3 [pid 6653] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6652] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6651] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6650] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6653] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6652] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6651] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6650] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6649] exit_group(0 [pid 6653] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6652] exit_group(0 [pid 6651] exit_group(0 [pid 6649] <... exit_group resumed>) = ? [pid 6653] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6652] <... exit_group resumed>) = ? [pid 6651] <... exit_group resumed>) = ? [pid 6650] exit_group(0 [pid 6649] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6653] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6650] <... exit_group resumed>) = ? [pid 6653] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6653] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6651] +++ exited with 0 +++ [pid 6652] +++ exited with 0 +++ [pid 6653] exit_group(0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6653] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6654 attached [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6654] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 6655 attached ) = 0 [pid 6653] +++ exited with 0 +++ [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6654 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6655] set_robust_list(0x55556003c6e0, 24 [pid 6654] rt_sigprocmask(SIG_SETMASK, [] [pid 6650] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6655 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6655] <... set_robust_list resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6653, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6654] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6655] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6650, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6655] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6656 attached [pid 6655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6654] <... prctl resumed>) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6655] <... prctl resumed>) = 0 [pid 6654] setpgid(0, 0 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6656] set_robust_list(0x55556003c6e0, 24 [pid 6654] <... setpgid resumed>) = 0 [pid 6655] setpgid(0, 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6656 [pid 6656] <... set_robust_list resumed>) = 0 [pid 6655] <... setpgid resumed>) = 0 [pid 6654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6656] rt_sigprocmask(SIG_SETMASK, [] [pid 6655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6654] <... openat resumed>) = 3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6654] write(3, "1000", 4 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6656] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6655] <... openat resumed>) = 3 [pid 6654] <... write resumed>) = 4 [ 119.146042][ T6650] gadgetfs: bound to dummy_udc driver [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6655] write(3, "1000", 4 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6656] <... prctl resumed>) = 0 [pid 6655] <... write resumed>) = 4 [pid 6654] close(3 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6656] setpgid(0, 0 [pid 6655] close(3 [pid 6654] <... close resumed>) = 0 [pid 6656] <... setpgid resumed>) = 0 [pid 6655] <... close resumed>) = 0 [pid 6654] write(1, "executing program\n", 18 executing program [pid 6655] write(1, "executing program\n", 18 [pid 6656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6655] <... write resumed>) = 18 executing program [pid 6654] <... write resumed>) = 18 ci2-upstream-fs/strace-static-x86_64: Process 6657 attached [pid 6656] <... openat resumed>) = 3 [pid 6655] mkdirat(AT_FDCWD, "./gadget", 0777ci2-upstream-fs/strace-static-x86_64: Process 6658 attached [pid 6657] set_robust_list(0x55556003c6e0, 24 [pid 6656] write(3, "1000", 4 [pid 6655] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6654] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6657 [pid 6658] set_robust_list(0x55556003c6e0, 24 [pid 6657] <... set_robust_list resumed>) = 0 [pid 6656] <... write resumed>) = 4 [pid 6655] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6654] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6658 [pid 6658] <... set_robust_list resumed>) = 0 [pid 6657] rt_sigprocmask(SIG_SETMASK, [] [pid 6656] close(3 [pid 6655] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6654] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6657] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6656] <... close resumed>) = 0 [pid 6655] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6654] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6658] rt_sigprocmask(SIG_SETMASK, [] [pid 6657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6655] <... openat resumed>) = 3 [pid 6657] <... prctl resumed>) = 0 [pid 6655] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6658] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6657] setpgid(0, 0 [pid 6656] write(1, "executing program\n", 18 [pid 6654] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6656] <... write resumed>) = 18 [pid 6657] <... setpgid resumed>) = 0 executing program [pid 6658] <... prctl resumed>) = 0 [pid 6657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6656] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6654] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6658] setpgid(0, 0 [pid 6654] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6658] <... setpgid resumed>) = 0 [pid 6657] <... openat resumed>) = 3 [pid 6656] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6654] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6656] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6654] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6657] write(3, "1000", 4 [pid 6656] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6658] <... openat resumed>) = 3 [pid 6654] <... openat resumed>) = 3 [pid 6657] <... write resumed>) = 4 [pid 6657] close(3) = 0 [pid 6658] write(3, "1000", 4 [pid 6656] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6655] <... write resumed>) = 31 [pid 6654] exit_group(0 [pid 6658] <... write resumed>) = 4 [pid 6657] write(1, "executing program\n", 18) = 18 [pid 6657] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6655] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6657] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6657] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 6655] exit_group(0 [pid 6657] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6655] <... exit_group resumed>) = ? [pid 6658] close(3 [pid 6657] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6656] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6654] <... exit_group resumed>) = ? [pid 6658] <... close resumed>) = 0 [pid 6657] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6658] write(1, "executing program\n", 18 executing program [pid 6657] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6658] <... write resumed>) = 18 [pid 6656] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6658] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6657] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6656] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6658] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6657] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6656] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6658] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6654] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6656] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6658] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6657] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6658] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6657] exit_group(0 [pid 6656] exit_group(0 [pid 6655] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 6657] <... exit_group resumed>) = ? [pid 6656] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6655, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6658] <... openat resumed>) = 3 [pid 6657] +++ exited with 0 +++ [pid 6658] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6656] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6658] <... write resumed>) = 31 [ 119.236268][ T6655] gadgetfs: bound to dummy_udc driver [pid 5605] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6660 attached ci2-upstream-fs/strace-static-x86_64: Process 6659 attached [pid 6658] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6660 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6659 [pid 6660] set_robust_list(0x55556003c6e0, 24 [pid 6659] set_robust_list(0x55556003c6e0, 24 [pid 6658] <... openat resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6660] <... set_robust_list resumed>) = 0 [pid 6659] <... set_robust_list resumed>) = 0 [pid 6658] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6660] rt_sigprocmask(SIG_SETMASK, [] [pid 6658] <... exit_group resumed>) = ? [pid 6660] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6659] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6659] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6658] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6660] <... prctl resumed>) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6658, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6660] setpgid(0, 0) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6662 attached ci2-upstream-fs/strace-static-x86_64: Process 6661 attached [pid 6660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6662] set_robust_list(0x55556003c6e0, 24 [pid 6661] set_robust_list(0x55556003c6e0, 24 [pid 6660] <... openat resumed>) = 3 [pid 6659] <... prctl resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6661 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6662 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6662] <... set_robust_list resumed>) = 0 [pid 6661] <... set_robust_list resumed>) = 0 [pid 6660] write(3, "1000", 4 [pid 6659] setpgid(0, 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6663 attached [pid 6662] rt_sigprocmask(SIG_SETMASK, [] [pid 6661] rt_sigprocmask(SIG_SETMASK, [] [pid 6660] <... write resumed>) = 4 [pid 6659] <... setpgid resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6663] set_robust_list(0x55556003c6e0, 24 [pid 6659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6663] <... set_robust_list resumed>) = 0 [pid 6663] rt_sigprocmask(SIG_SETMASK, [] [pid 6662] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6661] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6660] close(3 [pid 6659] <... openat resumed>) = 3 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6663 [pid 6663] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6660] <... close resumed>) = 0 [pid 6663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6662] <... prctl resumed>) = 0 [pid 6661] <... prctl resumed>) = 0 [pid 6660] write(1, "executing program\n", 18 executing program [ 119.299147][ T6658] gadgetfs: bound to dummy_udc driver [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6663] <... prctl resumed>) = 0 [pid 6662] setpgid(0, 0 [pid 6661] setpgid(0, 0 [pid 6660] <... write resumed>) = 18 [pid 6659] write(3, "1000", 4 [pid 6662] <... setpgid resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6663] setpgid(0, 0 [pid 6662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6661] <... setpgid resumed>) = 0 [pid 6659] <... write resumed>) = 4 [pid 6663] <... setpgid resumed>) = 0 [pid 6663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6660] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6663] <... openat resumed>) = 3 [pid 6662] <... openat resumed>) = 3 [pid 6661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6660] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6659] close(3 [pid 6663] write(3, "1000", 4 [pid 6662] write(3, "1000", 4 [pid 6661] <... openat resumed>) = 3 [pid 6660] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6659] <... close resumed>) = 0 [pid 6663] <... write resumed>) = 4 [pid 6662] <... write resumed>) = 4 [pid 6661] write(3, "1000", 4 [pid 6660] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6659] write(1, "executing program\n", 18 [pid 6663] close(3 [pid 6662] close(3 [pid 6661] <... write resumed>) = 4 [pid 6660] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6659] <... write resumed>) = 18 [pid 6663] <... close resumed>) = 0 [pid 6662] <... close resumed>) = 0 [pid 6661] close(3 [pid 6660] <... openat resumed>) = 3 [pid 6659] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6663] write(1, "executing program\n", 18 [pid 6662] write(1, "executing program\n", 18 [pid 6661] <... close resumed>) = 0 executing program [pid 6663] <... write resumed>) = 18 [pid 6663] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6662] <... write resumed>) = 18 executing program [pid 6661] write(1, "executing program\n", 18 executing program [pid 6660] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6659] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6663] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6662] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6661] <... write resumed>) = 18 [pid 6659] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6663] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6661] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6659] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6663] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6662] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6661] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6663] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6662] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6659] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6663] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6662] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6661] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6663] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6662] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6661] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6659] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6663] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6662] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6661] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6660] <... write resumed>) = 31 [pid 6659] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6663] <... openat resumed>) = 3 [pid 6662] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6661] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6663] exit_group(0 [pid 6662] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6661] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6659] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6663] <... exit_group resumed>) = ? [pid 6662] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6661] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6660] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6659] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6662] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6661] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6660] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6659] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6662] exit_group(0 [pid 6661] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6659] exit_group(0 [pid 6663] +++ exited with 0 +++ [pid 6662] <... exit_group resumed>) = ? [pid 6661] exit_group(0 [pid 6660] exit_group(0 [pid 6659] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6662] +++ exited with 0 +++ [pid 6661] <... exit_group resumed>) = ? [pid 6660] <... exit_group resumed>) = ? [pid 5604] <... restart_syscall resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6661] +++ exited with 0 +++ [pid 6659] +++ exited with 0 +++ [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6661, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6664 attached [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6664] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6664] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... restart_syscall resumed>) = 0 [pid 6664] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6660] +++ exited with 0 +++ [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6664 ci2-upstream-fs/strace-static-x86_64: Process 6666 attached [pid 6664] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6665 attached [pid 6666] set_robust_list(0x55556003c6e0, 24 [pid 6664] setpgid(0, 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6660, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [ 119.394863][ T6660] gadgetfs: bound to dummy_udc driver [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6666 [pid 6666] <... set_robust_list resumed>) = 0 [pid 6665] set_robust_list(0x55556003c6e0, 24 [pid 6664] <... setpgid resumed>) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6665 [pid 6666] rt_sigprocmask(SIG_SETMASK, [] [pid 6664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6666] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6665] <... set_robust_list resumed>) = 0 [pid 6664] <... openat resumed>) = 3 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6666] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 6667 attached [pid 6665] rt_sigprocmask(SIG_SETMASK, [] [pid 6664] write(3, "1000", 4 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6667] set_robust_list(0x55556003c6e0, 24 [pid 6666] <... prctl resumed>) = 0 [pid 6664] <... write resumed>) = 4 [pid 6666] setpgid(0, 0 [pid 6664] close(3 [pid 6666] <... setpgid resumed>) = 0 [pid 6667] <... set_robust_list resumed>) = 0 [pid 6664] <... close resumed>) = 0 [pid 6666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6665] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6667] rt_sigprocmask(SIG_SETMASK, [] [pid 6665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6664] write(1, "executing program\n", 18 [pid 6666] <... openat resumed>) = 3 [pid 6665] <... prctl resumed>) = 0 executing program [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6667] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6665] setpgid(0, 0 [pid 6664] <... write resumed>) = 18 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6667 [pid 6666] write(3, "1000", 4 [pid 6664] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6666] <... write resumed>) = 4 [pid 6665] <... setpgid resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6667] <... prctl resumed>) = 0 [pid 6666] close(3 [pid 6665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6664] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6667] setpgid(0, 0 [pid 6666] <... close resumed>) = 0 [pid 6664] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6667] <... setpgid resumed>) = 0 [pid 6666] write(1, "executing program\n", 18 [pid 6665] <... openat resumed>) = 3 [pid 6664] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program ci2-upstream-fs/strace-static-x86_64: Process 6668 attached [pid 6667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6666] <... write resumed>) = 18 [pid 6665] write(3, "1000", 4 [pid 6664] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6668] set_robust_list(0x55556003c6e0, 24 [pid 6667] <... openat resumed>) = 3 [pid 6666] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6665] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6668 [pid 6668] <... set_robust_list resumed>) = 0 [pid 6665] close(3 [pid 6664] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6668] rt_sigprocmask(SIG_SETMASK, [] [pid 6667] write(3, "1000", 4 [pid 6666] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6665] <... close resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6664] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6668] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6667] <... write resumed>) = 4 [pid 6666] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6665] write(1, "executing program\n", 18 [pid 6668] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6665] <... write resumed>) = 18 executing program [pid 6667] close(3 [pid 6665] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6668] <... prctl resumed>) = 0 [pid 6666] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6665] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6668] setpgid(0, 0 [pid 6667] <... close resumed>) = 0 [pid 6666] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6667] write(1, "executing program\n", 18 [pid 6665] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6668] <... setpgid resumed>) = 0 executing program [pid 6667] <... write resumed>) = 18 [pid 6665] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6666] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6665] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6668] <... openat resumed>) = 3 [pid 6667] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6666] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6668] write(3, "1000", 4 [pid 6667] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6666] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6665] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6668] <... write resumed>) = 4 [pid 6665] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6668] close(3 [pid 6667] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6666] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6665] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6668] <... close resumed>) = 0 [pid 6665] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6668] write(1, "executing program\n", 18 [pid 6666] <... openat resumed>) = 3 [pid 6665] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6668] <... write resumed>) = 18 [pid 6668] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6665] exit_group(0 [pid 6668] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6667] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6666] exit_group(0 [pid 6665] <... exit_group resumed>) = ? [pid 6664] <... write resumed>) = 31 [pid 6668] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6667] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6666] <... exit_group resumed>) = ? [pid 6665] +++ exited with 0 +++ [pid 6664] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6668] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6667] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6668] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6664] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6668] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6667] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6666] +++ exited with 0 +++ [pid 6664] exit_group(0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6668] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6667] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6664] <... exit_group resumed>) = ? [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6668] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6667] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6668] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6667] <... openat resumed>) = 3 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6668] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6668] exit_group(0 [pid 6667] exit_group(0) = ? [pid 6668] <... exit_group resumed>) = ? [pid 6668] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6669 attached [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6669] set_robust_list(0x55556003c6e0, 24) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6669 [pid 6669] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6669] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6667] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6669] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6670 attached [pid 6669] setpgid(0, 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6670 ci2-upstream-fs/strace-static-x86_64: Process 6671 attached [pid 6669] <... setpgid resumed>) = 0 [pid 6664] +++ exited with 0 +++ [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [ 119.502062][ T6664] gadgetfs: bound to dummy_udc driver [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6671] set_robust_list(0x55556003c6e0, 24 [pid 6670] set_robust_list(0x55556003c6e0, 24 [pid 6669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6671 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6664, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6671] <... set_robust_list resumed>) = 0 [pid 6670] <... set_robust_list resumed>) = 0 [pid 6669] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6671] rt_sigprocmask(SIG_SETMASK, [] [pid 6670] rt_sigprocmask(SIG_SETMASK, [] [pid 6669] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6671] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6670] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6669] <... write resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6670] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6669] close(3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6671] <... prctl resumed>) = 0 [pid 6670] <... prctl resumed>) = 0 [pid 6669] <... close resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6671] setpgid(0, 0 [pid 6670] setpgid(0, 0 [pid 6669] write(1, "executing program\n", 18 executing program [pid 6671] <... setpgid resumed>) = 0 [pid 6670] <... setpgid resumed>) = 0 [pid 6669] <... write resumed>) = 18 ci2-upstream-fs/strace-static-x86_64: Process 6672 attached [pid 6669] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6673 attached [pid 6672] set_robust_list(0x55556003c6e0, 24 [pid 6671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6669] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6672 [pid 6672] <... set_robust_list resumed>) = 0 [pid 6669] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6673 [pid 6673] set_robust_list(0x55556003c6e0, 24 [pid 6672] rt_sigprocmask(SIG_SETMASK, [] [pid 6670] <... openat resumed>) = 3 [pid 6669] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6673] <... set_robust_list resumed>) = 0 [pid 6672] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6671] <... openat resumed>) = 3 [pid 6670] write(3, "1000", 4 [pid 6669] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6673] rt_sigprocmask(SIG_SETMASK, [] [pid 6672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6671] write(3, "1000", 4 [pid 6670] <... write resumed>) = 4 [pid 6669] <... openat resumed>) = 3 [pid 6673] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6671] <... write resumed>) = 4 [pid 6673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6672] <... prctl resumed>) = 0 [pid 6671] close(3 [pid 6670] close(3 [pid 6669] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6673] <... prctl resumed>) = 0 [pid 6671] <... close resumed>) = 0 [pid 6673] setpgid(0, 0 [pid 6671] write(1, "executing program\n", 18 [pid 6673] <... setpgid resumed>) = 0 [pid 6673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6672] setpgid(0, 0 [pid 6671] <... write resumed>) = 18 [pid 6670] <... close resumed>) = 0 [pid 6673] <... openat resumed>) = 3 [pid 6671] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6672] <... setpgid resumed>) = 0 executing program executing program [pid 6670] write(1, "executing program\n", 18 [pid 6671] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6673] write(3, "1000", 4 [pid 6672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6670] <... write resumed>) = 18 [pid 6669] <... write resumed>) = 31 [pid 6673] <... write resumed>) = 4 [pid 6671] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6669] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6670] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6673] close(3 [pid 6672] <... openat resumed>) = 3 [pid 6671] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6669] <... openat resumed>) = 4 [pid 6673] <... close resumed>) = 0 [pid 6672] write(3, "1000", 4 [pid 6671] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6670] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6673] write(1, "executing program\n", 18 [pid 6672] <... write resumed>) = 4 executing program [pid 6669] exit_group(0 [pid 6673] <... write resumed>) = 18 [pid 6671] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6673] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6672] close(3 [pid 6671] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6669] <... exit_group resumed>) = ? [pid 6673] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6672] <... close resumed>) = 0 [pid 6671] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6670] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6673] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6671] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6673] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6670] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6672] write(1, "executing program\n", 18) = 18 [pid 6671] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6670] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6673] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6672] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6671] exit_group(0 [pid 6670] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6673] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6672] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6672] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6671] <... exit_group resumed>) = ? [pid 6670] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6673] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6672] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6670] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6673] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6672] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6670] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6673] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6672] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6671] +++ exited with 0 +++ [pid 6670] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6669] +++ exited with 0 +++ [pid 6673] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6672] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6670] exit_group(0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6669, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6672] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6672] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6672] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6670] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6672] exit_group(0 [pid 6673] exit_group(0 [pid 6672] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6673] <... exit_group resumed>) = ? [pid 6672] +++ exited with 0 +++ [pid 6670] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6674 attached [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6674] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6674 [ 119.602236][ T6669] gadgetfs: bound to dummy_udc driver [pid 6674] <... set_robust_list resumed>) = 0 [pid 6673] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6674] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6674] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6673, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6674] <... prctl resumed>) = 0 [pid 6674] setpgid(0, 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6674] <... setpgid resumed>) = 0 [pid 6674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6675 attached [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6676 attached [pid 6675] set_robust_list(0x55556003c6e0, 24 [pid 6674] <... openat resumed>) = 3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6675 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6676] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6676 [pid 6675] <... set_robust_list resumed>) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6674] write(3, "1000", 4 [pid 6676] <... set_robust_list resumed>) = 0 [pid 6675] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6677 attached [pid 6674] <... write resumed>) = 4 [pid 6676] rt_sigprocmask(SIG_SETMASK, [] [pid 6675] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6677] set_robust_list(0x55556003c6e0, 24 [pid 6676] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6674] close(3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6677 [pid 6677] <... set_robust_list resumed>) = 0 [pid 6676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6677] rt_sigprocmask(SIG_SETMASK, [] [pid 6675] <... prctl resumed>) = 0 [pid 6674] <... close resumed>) = 0 [pid 6677] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6676] <... prctl resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6676] setpgid(0, 0) = 0 [pid 6677] <... prctl resumed>) = 0 [pid 6676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6677] setpgid(0, 0 [pid 6676] <... openat resumed>) = 3 [pid 6675] setpgid(0, 0 [pid 6674] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 6678 attached executing program [pid 6677] <... setpgid resumed>) = 0 [pid 6676] write(3, "1000", 4 [pid 6675] <... setpgid resumed>) = 0 [pid 6674] <... write resumed>) = 18 [pid 6678] set_robust_list(0x55556003c6e0, 24 [pid 6677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6676] <... write resumed>) = 4 [pid 6678] <... set_robust_list resumed>) = 0 [pid 6677] <... openat resumed>) = 3 [pid 6676] close(3 [pid 6675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6674] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6678 [pid 6678] rt_sigprocmask(SIG_SETMASK, [] [pid 6677] write(3, "1000", 4 [pid 6676] <... close resumed>) = 0 [pid 6674] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6675] <... openat resumed>) = 3 [pid 6678] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6677] <... write resumed>) = 4 [pid 6676] write(1, "executing program\n", 18 [pid 6674] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6677] close(3 [pid 6676] <... write resumed>) = 18 executing program [pid 6678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6677] <... close resumed>) = 0 [pid 6676] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6675] write(3, "1000", 4 [pid 6678] <... prctl resumed>) = 0 [pid 6677] write(1, "executing program\n", 18 [pid 6676] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6675] <... write resumed>) = 4 [pid 6674] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6678] setpgid(0, 0 [pid 6677] <... write resumed>) = 18 [pid 6676] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6675] close(3 [pid 6678] <... setpgid resumed>) = 0 [pid 6674] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6675] <... close resumed>) = 0 executing program [pid 6678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6677] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6676] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6674] <... openat resumed>) = 3 [pid 6677] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6675] write(1, "executing program\n", 18 [pid 6677] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6676] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6678] <... openat resumed>) = 3 [pid 6677] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6676] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6675] <... write resumed>) = 18 [pid 6674] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6676] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6677] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6675] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6678] write(3, "1000", 4 [pid 6674] <... write resumed>) = 31 [pid 6675] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6675] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6678] <... write resumed>) = 4 [pid 6677] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6676] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6675] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6678] close(3 [pid 6677] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6676] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6678] <... close resumed>) = 0 [pid 6677] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6676] <... openat resumed>) = 3 [pid 6675] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6674] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6678] write(1, "executing program\n", 18 [pid 6677] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6676] exit_group(0 [pid 6678] <... write resumed>) = 18 executing program [pid 6677] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6676] <... exit_group resumed>) = ? [pid 6675] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6674] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6678] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6675] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6674] exit_group(0 [pid 6675] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6674] <... exit_group resumed>) = ? [pid 6675] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6678] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6678] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6678] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6677] exit_group(0 [pid 6676] +++ exited with 0 +++ [pid 6675] <... openat resumed>) = 3 [pid 6678] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6675] exit_group(0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6678] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6677] <... exit_group resumed>) = ? [pid 6675] <... exit_group resumed>) = ? [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6678] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6678] exit_group(0 [pid 6677] +++ exited with 0 +++ [pid 6675] +++ exited with 0 +++ [pid 6674] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6674, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6678] <... exit_group resumed>) = ? [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6678] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6679 attached [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6679] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6679 ci2-upstream-fs/strace-static-x86_64: Process 6680 attached ci2-upstream-fs/strace-static-x86_64: Process 6681 attached [pid 6679] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6680 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6679] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 119.721762][ T6674] gadgetfs: bound to dummy_udc driver [pid 6680] set_robust_list(0x55556003c6e0, 24 [pid 6679] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6680] <... set_robust_list resumed>) = 0 [pid 6681] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6681 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6680] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6680] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6682 attached [pid 6681] <... set_robust_list resumed>) = 0 [pid 6679] <... prctl resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6681] rt_sigprocmask(SIG_SETMASK, [] [pid 6682] set_robust_list(0x55556003c6e0, 24 [pid 6681] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6679] setpgid(0, 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6682 [pid 6682] <... set_robust_list resumed>) = 0 [pid 6681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6680] <... prctl resumed>) = 0 [pid 6679] <... setpgid resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6681] <... prctl resumed>) = 0 [pid 6680] setpgid(0, 0 [pid 6681] setpgid(0, 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6682] rt_sigprocmask(SIG_SETMASK, [] [pid 6681] <... setpgid resumed>) = 0 [pid 6680] <... setpgid resumed>) = 0 [pid 6679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6682] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6683 attached [pid 6682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6679] <... openat resumed>) = 3 [pid 6680] <... openat resumed>) = 3 [pid 6682] <... prctl resumed>) = 0 [pid 6679] write(3, "1000", 4 [pid 6682] setpgid(0, 0) = 0 [pid 6683] set_robust_list(0x55556003c6e0, 24 [pid 6682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6681] <... openat resumed>) = 3 [pid 6680] write(3, "1000", 4 [pid 6679] <... write resumed>) = 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6683 [pid 6683] <... set_robust_list resumed>) = 0 [pid 6682] <... openat resumed>) = 3 [pid 6679] close(3 [pid 6683] rt_sigprocmask(SIG_SETMASK, [] [pid 6682] write(3, "1000", 4 [pid 6680] <... write resumed>) = 4 [pid 6681] write(3, "1000", 4 [pid 6679] <... close resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6683] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6682] <... write resumed>) = 4 [pid 6681] <... write resumed>) = 4 [pid 6680] close(3 [pid 6679] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6682] close(3 [pid 6681] close(3 [pid 6680] <... close resumed>) = 0 [pid 6679] <... write resumed>) = 18 [pid 6682] <... close resumed>) = 0 [pid 6681] <... close resumed>) = 0 [pid 6683] <... prctl resumed>) = 0 [pid 6679] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6680] write(1, "executing program\n", 18 [pid 6683] setpgid(0, 0 [pid 6681] write(1, "executing program\n", 18 [pid 6682] write(1, "executing program\n", 18 [pid 6680] <... write resumed>) = 18 [pid 6679] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program executing program [pid 6682] <... write resumed>) = 18 [pid 6683] <... setpgid resumed>) = 0 [pid 6681] <... write resumed>) = 18 [pid 6680] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6679] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6682] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6680] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6681] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6682] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6681] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6680] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6679] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6683] <... openat resumed>) = 3 [pid 6679] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6683] write(3, "1000", 4 [pid 6682] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6681] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6680] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6683] <... write resumed>) = 4 [pid 6683] close(3 [pid 6682] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6681] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6680] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6679] <... openat resumed>) = 3 [pid 6683] <... close resumed>) = 0 executing program [pid 6683] write(1, "executing program\n", 18 [pid 6682] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6681] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6680] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6679] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6683] <... write resumed>) = 18 [pid 6682] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6681] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6680] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6683] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6681] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6680] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6683] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6682] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6681] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6680] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6683] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6682] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6681] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6680] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6683] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6682] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6681] <... openat resumed>) = 3 [pid 6680] exit_group(0 [pid 6683] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6680] <... exit_group resumed>) = ? [pid 6681] exit_group(0 [pid 6683] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6682] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6681] <... exit_group resumed>) = ? [pid 6682] exit_group(0 [pid 6683] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6682] <... exit_group resumed>) = ? [pid 6683] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6683] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6680] +++ exited with 0 +++ [pid 6683] <... openat resumed>) = 3 [pid 6682] +++ exited with 0 +++ [pid 6681] +++ exited with 0 +++ [pid 6679] <... write resumed>) = 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6683] exit_group(0 [pid 6679] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6683] <... exit_group resumed>) = ? [pid 6679] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6683] +++ exited with 0 +++ [pid 6679] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6679] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6684 attached [pid 5607] <... restart_syscall resumed>) = 0 [pid 6684] set_robust_list(0x55556003c6e0, 24 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6684 ci2-upstream-fs/strace-static-x86_64: Process 6685 attached [pid 6684] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6686 attached [pid 6685] set_robust_list(0x55556003c6e0, 24 [pid 6684] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6685 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6686 [pid 6686] set_robust_list(0x55556003c6e0, 24 [pid 6685] <... set_robust_list resumed>) = 0 [pid 6679] +++ exited with 0 +++ [pid 6686] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6686] rt_sigprocmask(SIG_SETMASK, [] [pid 6685] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6686] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6685] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6684] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6687 attached [pid 6686] <... prctl resumed>) = 0 [pid 6685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6687] set_robust_list(0x55556003c6e0, 24 [pid 6686] setpgid(0, 0 [pid 6685] <... prctl resumed>) = 0 [pid 6684] <... prctl resumed>) = 0 [pid 6687] <... set_robust_list resumed>) = 0 [pid 6686] <... setpgid resumed>) = 0 [pid 6685] setpgid(0, 0 [pid 6684] setpgid(0, 0 [ 119.854474][ T6679] gadgetfs: bound to dummy_udc driver [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6687] rt_sigprocmask(SIG_SETMASK, [] [pid 6686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6685] <... setpgid resumed>) = 0 [pid 6684] <... setpgid resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6687 [pid 6687] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6686] <... openat resumed>) = 3 [pid 6685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6688 attached [pid 6687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6686] write(3, "1000", 4 [pid 6685] <... openat resumed>) = 3 [pid 6684] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6688] set_robust_list(0x55556003c6e0, 24 [pid 6687] <... prctl resumed>) = 0 [pid 6686] <... write resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6688 [pid 6688] <... set_robust_list resumed>) = 0 [pid 6687] setpgid(0, 0 [pid 6686] close(3 [pid 6687] <... setpgid resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6688] rt_sigprocmask(SIG_SETMASK, [] [pid 6687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6686] <... close resumed>) = 0 [pid 6685] write(3, "1000", 4 [pid 6684] write(3, "1000", 4 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6688] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6687] <... openat resumed>) = 3 [pid 6686] write(1, "executing program\n", 18 [pid 6685] <... write resumed>) = 4 executing program [pid 6684] <... write resumed>) = 4 [pid 6688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6687] write(3, "1000", 4 [pid 6686] <... write resumed>) = 18 [pid 6685] close(3 [pid 6684] close(3 [pid 6688] <... prctl resumed>) = 0 [pid 6687] <... write resumed>) = 4 [pid 6686] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6685] <... close resumed>) = 0 [pid 6684] <... close resumed>) = 0 [pid 6688] setpgid(0, 0 [pid 6687] close(3 [pid 6686] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6685] write(1, "executing program\n", 18 [pid 6684] write(1, "executing program\n", 18 [pid 6688] <... setpgid resumed>) = 0 [pid 6687] <... close resumed>) = 0 [pid 6686] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6685] <... write resumed>) = 18 [pid 6684] <... write resumed>) = 18 executing program executing program [pid 6688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6687] write(1, "executing program\n", 18 [pid 6686] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6685] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6684] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6688] <... openat resumed>) = 3 [pid 6687] <... write resumed>) = 18 [pid 6685] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6684] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6688] write(3, "1000", 4 [pid 6687] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6686] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6685] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6688] <... write resumed>) = 4 [pid 6687] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6686] <... openat resumed>) = 3 [pid 6685] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6684] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6688] close(3 [pid 6687] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6686] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6685] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6684] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6688] <... close resumed>) = 0 [pid 6687] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6685] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6684] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6688] write(1, "executing program\n", 18 [pid 6687] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6685] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6684] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6688] <... write resumed>) = 18 [pid 6687] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6685] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6684] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6688] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6687] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6685] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6684] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6688] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6687] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6686] <... write resumed>) = 31 [pid 6685] <... openat resumed>) = 3 [pid 6684] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6688] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6687] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6684] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6684] exit_group(0 [pid 6685] exit_group(0 [pid 6684] <... exit_group resumed>) = ? [pid 6687] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6686] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6688] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6686] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6685] <... exit_group resumed>) = ? [pid 6688] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6687] exit_group(0 [pid 6686] exit_group(0 [pid 6685] +++ exited with 0 +++ [pid 6688] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6687] <... exit_group resumed>) = ? [pid 6686] <... exit_group resumed>) = ? [pid 6684] +++ exited with 0 +++ [pid 6688] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6688] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6688] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6688] <... openat resumed>) = 3 [pid 6687] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6688] exit_group(0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6688] <... exit_group resumed>) = ? [pid 5605] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6688] +++ exited with 0 +++ [pid 6686] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6686, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6690 attached ci2-upstream-fs/strace-static-x86_64: Process 6691 attached [pid 5612] <... restart_syscall resumed>) = 0 [pid 6690] set_robust_list(0x55556003c6e0, 24 [pid 6691] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6690] <... set_robust_list resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6690 [pid 6691] rt_sigprocmask(SIG_SETMASK, [] [pid 6690] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6689 attached [pid 6691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6690] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6691 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6689] set_robust_list(0x55556003c6e0, 24 [pid 6691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6689] <... set_robust_list resumed>) = 0 [pid 6691] <... prctl resumed>) = 0 [pid 6689] rt_sigprocmask(SIG_SETMASK, [] [pid 6691] setpgid(0, 0 [pid 6690] <... prctl resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6689 [pid 5607] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6692 attached [pid 6689] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6691] <... setpgid resumed>) = 0 [pid 6690] setpgid(0, 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6692] set_robust_list(0x55556003c6e0, 24 [pid 6689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6690] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6692 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6692] <... set_robust_list resumed>) = 0 [pid 6689] <... prctl resumed>) = 0 [pid 6691] <... openat resumed>) = 3 [pid 6690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6692] rt_sigprocmask(SIG_SETMASK, [] [pid 6689] setpgid(0, 0 [pid 6691] write(3, "1000", 4 [pid 6690] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6692] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6689] <... setpgid resumed>) = 0 [pid 6691] <... write resumed>) = 4 [pid 6690] write(3, "1000", 4 [pid 6692] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 119.946567][ T6686] gadgetfs: bound to dummy_udc driver [pid 6691] close(3 [pid 6690] <... write resumed>) = 4 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6692] <... prctl resumed>) = 0 [pid 6689] <... openat resumed>) = 3 [pid 6691] <... close resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6692] setpgid(0, 0 [pid 6689] write(3, "1000", 4 [pid 6691] write(1, "executing program\n", 18 [pid 6690] close(3 executing program [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6692] <... setpgid resumed>) = 0 [pid 6689] <... write resumed>) = 4 [pid 6691] <... write resumed>) = 18 [pid 6690] <... close resumed>) = 0 [pid 6689] close(3 [pid 6691] mkdirat(AT_FDCWD, "./gadget", 0777 executing program [pid 6690] write(1, "executing program\n", 18 [pid 6692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6693 attached [pid 6689] <... close resumed>) = 0 [pid 6691] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6690] <... write resumed>) = 18 [pid 6689] write(1, "executing program\n", 18 [pid 6691] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 6690] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6693] set_robust_list(0x55556003c6e0, 24 [pid 6692] <... openat resumed>) = 3 [pid 6689] <... write resumed>) = 18 [pid 6691] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6690] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6693 [pid 6693] <... set_robust_list resumed>) = 0 [pid 6692] write(3, "1000", 4 [pid 6689] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6691] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6690] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6693] rt_sigprocmask(SIG_SETMASK, [] [pid 6692] <... write resumed>) = 4 [pid 6689] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6691] <... openat resumed>) = 3 [pid 6690] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6693] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6692] close(3 [pid 6689] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6691] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6690] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6692] <... close resumed>) = 0 [pid 6689] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6693] <... prctl resumed>) = 0 [pid 6691] <... write resumed>) = 31 [pid 6690] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6693] setpgid(0, 0) = 0 [pid 6689] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6691] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6692] write(1, "executing program\n", 18 [pid 6689] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6691] <... openat resumed>) = 4 executing program [pid 6690] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6693] <... openat resumed>) = 3 [pid 6692] <... write resumed>) = 18 [pid 6689] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6691] exit_group(0 [pid 6690] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6693] write(3, "1000", 4 [pid 6692] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6689] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6690] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6693] <... write resumed>) = 4 [pid 6692] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6689] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6693] close(3 [pid 6691] <... exit_group resumed>) = ? [pid 6693] <... close resumed>) = 0 [pid 6692] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6689] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6690] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6693] write(1, "executing program\n", 18 [pid 6692] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6689] exit_group(0 [pid 6693] <... write resumed>) = 18 [pid 6692] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6689] <... exit_group resumed>) = ? executing program [pid 6693] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6692] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6693] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6692] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6689] +++ exited with 0 +++ [pid 6690] exit_group(0 [pid 6693] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6692] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6690] <... exit_group resumed>) = ? [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6693] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6692] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6690] +++ exited with 0 +++ [pid 6693] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6692] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6690, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6693] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6692] exit_group(0 [pid 6693] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6692] <... exit_group resumed>) = ? [pid 6693] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6693] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6693] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6692] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6694 attached [pid 6693] exit_group(0 [pid 6694] set_robust_list(0x55556003c6e0, 24 [pid 6693] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6694 [pid 6694] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 6694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6693] +++ exited with 0 +++ [pid 6694] <... prctl resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6694] setpgid(0, 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6694] <... setpgid resumed>) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6691] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6695 attached [pid 6694] <... openat resumed>) = 3 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6691, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6695] set_robust_list(0x55556003c6e0, 24 [pid 6694] write(3, "1000", 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6695 [ 120.038224][ T6691] gadgetfs: bound to dummy_udc driver [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6695] <... set_robust_list resumed>) = 0 [pid 6694] <... write resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6696 attached [pid 6695] rt_sigprocmask(SIG_SETMASK, [] [pid 6694] close(3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6697 attached [pid 6696] set_robust_list(0x55556003c6e0, 24 [pid 6695] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6694] <... close resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6696 [pid 6697] set_robust_list(0x55556003c6e0, 24 [pid 6696] <... set_robust_list resumed>) = 0 [pid 6695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6694] write(1, "executing program\n", 18 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6697] <... set_robust_list resumed>) = 0 executing program [pid 6696] rt_sigprocmask(SIG_SETMASK, [] [pid 6695] <... prctl resumed>) = 0 [pid 6697] rt_sigprocmask(SIG_SETMASK, [] [pid 6696] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6695] setpgid(0, 0 [pid 6694] <... write resumed>) = 18 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6697 [pid 6697] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6696] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6695] <... setpgid resumed>) = 0 [pid 6694] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6696] <... prctl resumed>) = 0 [pid 6695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6694] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6697] <... prctl resumed>) = 0 [pid 6696] setpgid(0, 0 [pid 6695] <... openat resumed>) = 3 [pid 6694] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6698 attached [pid 6697] setpgid(0, 0 [pid 6696] <... setpgid resumed>) = 0 [pid 6695] write(3, "1000", 4 [pid 6694] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6698] set_robust_list(0x55556003c6e0, 24 [pid 6697] <... setpgid resumed>) = 0 [pid 6696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6695] <... write resumed>) = 4 [pid 6694] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6698] <... set_robust_list resumed>) = 0 [pid 6697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6695] close(3 [pid 6694] <... openat resumed>) = 3 [pid 6696] <... openat resumed>) = 3 [pid 6698] rt_sigprocmask(SIG_SETMASK, [] [pid 6697] <... openat resumed>) = 3 [pid 6696] write(3, "1000", 4 [pid 6695] <... close resumed>) = 0 executing program [pid 6694] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6698 [pid 6698] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6697] write(3, "1000", 4 [pid 6696] <... write resumed>) = 4 [pid 6695] write(1, "executing program\n", 18 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6697] <... write resumed>) = 4 [pid 6695] <... write resumed>) = 18 [pid 6696] close(3 [pid 6698] <... prctl resumed>) = 0 [pid 6697] close(3 [pid 6696] <... close resumed>) = 0 [pid 6695] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6698] setpgid(0, 0 [pid 6697] <... close resumed>) = 0 [pid 6696] write(1, "executing program\n", 18 [pid 6698] <... setpgid resumed>) = 0 executing program [pid 6697] write(1, "executing program\n", 18 [pid 6696] <... write resumed>) = 18 [pid 6695] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6697] <... write resumed>) = 18 executing program [pid 6697] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6696] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6695] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6698] <... openat resumed>) = 3 [pid 6695] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6698] write(3, "1000", 4) = 4 [pid 6698] close(3) = 0 [pid 6698] write(1, "executing program\n", 18) = 18 executing program [pid 6697] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6696] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6695] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6696] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6698] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6697] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6696] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6695] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6694] <... write resumed>) = 31 [pid 6698] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6697] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6695] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6698] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6697] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6696] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6695] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6694] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6695] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6698] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6697] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6696] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6695] <... openat resumed>) = 3 [pid 6694] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6698] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6697] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6696] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6695] exit_group(0 [pid 6694] exit_group(0 [pid 6698] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6697] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6696] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6695] <... exit_group resumed>) = ? [pid 6694] <... exit_group resumed>) = ? [pid 6698] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6697] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6696] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6698] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6698] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6697] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6696] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6695] +++ exited with 0 +++ [pid 6696] exit_group(0 [pid 6697] exit_group(0 [pid 6696] <... exit_group resumed>) = ? [pid 6698] exit_group(0) = ? [pid 6697] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6696] +++ exited with 0 +++ [pid 6697] +++ exited with 0 +++ [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6698] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6700 attached ci2-upstream-fs/strace-static-x86_64: Process 6699 attached ) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6700] set_robust_list(0x55556003c6e0, 24 [pid 6699] set_robust_list(0x55556003c6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6699 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6700] <... set_robust_list resumed>) = 0 [pid 6699] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6701 attached [pid 6700] rt_sigprocmask(SIG_SETMASK, [] [pid 6699] rt_sigprocmask(SIG_SETMASK, [] [pid 6694] +++ exited with 0 +++ [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6700 [ 120.134800][ T6694] gadgetfs: bound to dummy_udc driver [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6701] set_robust_list(0x55556003c6e0, 24 [pid 6700] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6699] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6701] <... set_robust_list resumed>) = 0 [pid 6701] rt_sigprocmask(SIG_SETMASK, [] [pid 6700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6701] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6700] <... prctl resumed>) = 0 [pid 6699] <... prctl resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6701 [pid 6701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6700] setpgid(0, 0 [pid 6699] setpgid(0, 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6701] <... prctl resumed>) = 0 [pid 6700] <... setpgid resumed>) = 0 [pid 6699] <... setpgid resumed>) = 0 [pid 6701] setpgid(0, 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6701] <... setpgid resumed>) = 0 [pid 6700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6700] <... openat resumed>) = 3 [pid 6699] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6702 attached [pid 6701] <... openat resumed>) = 3 [pid 6700] write(3, "1000", 4 [pid 6699] write(3, "1000", 4 [pid 6702] set_robust_list(0x55556003c6e0, 24 [pid 6701] write(3, "1000", 4 [pid 6700] <... write resumed>) = 4 [pid 6699] <... write resumed>) = 4 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6702 [pid 6702] <... set_robust_list resumed>) = 0 [pid 6701] <... write resumed>) = 4 [pid 6700] close(3 [pid 6699] close(3 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6702] rt_sigprocmask(SIG_SETMASK, [] [pid 6701] close(3 [pid 6700] <... close resumed>) = 0 [pid 6699] <... close resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6701] <... close resumed>) = 0 [pid 6700] write(1, "executing program\n", 18 executing program executing program [pid 6699] write(1, "executing program\n", 18 [pid 6702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6701] write(1, "executing program\n", 18 [pid 6700] <... write resumed>) = 18 [pid 6699] <... write resumed>) = 18 executing program [pid 6702] <... prctl resumed>) = 0 [pid 6701] <... write resumed>) = 18 [pid 6700] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6699] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6702] setpgid(0, 0 [pid 6701] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6699] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6702] <... setpgid resumed>) = 0 [pid 6700] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6699] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6701] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6701] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6700] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6699] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6703 attached [pid 6702] <... openat resumed>) = 3 [pid 6701] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6700] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6699] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6703] set_robust_list(0x55556003c6e0, 24 [pid 6702] write(3, "1000", 4 [pid 6701] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6700] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6699] <... openat resumed>) = 3 [pid 6703] <... set_robust_list resumed>) = 0 [pid 6702] <... write resumed>) = 4 [pid 6701] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6700] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6699] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6703] rt_sigprocmask(SIG_SETMASK, [] [pid 6702] close(3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6703 [pid 6703] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6702] <... close resumed>) = 0 [pid 6701] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6700] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6702] write(1, "executing program\n", 18 [pid 6701] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6700] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6703] <... prctl resumed>) = 0 [pid 6702] <... write resumed>) = 18 [pid 6701] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6700] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6700] <... openat resumed>) = 3 [pid 6703] setpgid(0, 0 [pid 6702] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6701] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6700] exit_group(0 [pid 6703] <... setpgid resumed>) = 0 [pid 6702] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6701] exit_group(0 [pid 6700] <... exit_group resumed>) = ? [pid 6699] <... write resumed>) = 31 [pid 6703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6702] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6701] <... exit_group resumed>) = ? [pid 6700] +++ exited with 0 +++ [pid 6699] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6699] exit_group(0 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6703] <... openat resumed>) = 3 [pid 6702] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6701] +++ exited with 0 +++ [pid 6703] write(3, "1000", 4 [pid 6702] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6699] <... exit_group resumed>) = ? [pid 5612] <... restart_syscall resumed>) = 0 [pid 6703] <... write resumed>) = 4 [pid 6702] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6703] close(3 [pid 6702] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6703] <... close resumed>) = 0 [pid 6702] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6703] write(1, "executing program\n", 18 [pid 6702] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 5604] <... restart_syscall resumed>) = 0 [pid 6703] <... write resumed>) = 18 [pid 6702] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6704 attached [pid 6703] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6702] exit_group(0 [pid 6699] +++ exited with 0 +++ [pid 6704] set_robust_list(0x55556003c6e0, 24 [pid 6703] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6702] <... exit_group resumed>) = ? [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6704] <... set_robust_list resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6704] rt_sigprocmask(SIG_SETMASK, [] [pid 6703] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6702] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6699, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6704] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6704 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6703] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6705 attached [pid 6704] <... prctl resumed>) = 0 [pid 6703] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6705] set_robust_list(0x55556003c6e0, 24 [pid 6704] setpgid(0, 0 [pid 6703] <... openat resumed>) = 3 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6706 attached [pid 6705] <... set_robust_list resumed>) = 0 [pid 6704] <... setpgid resumed>) = 0 [pid 6703] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6705 [pid 6704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] <... restart_syscall resumed>) = 0 [pid 6706] set_robust_list(0x55556003c6e0, 24 [pid 6705] rt_sigprocmask(SIG_SETMASK, [] [pid 6706] <... set_robust_list resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6706 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6706] rt_sigprocmask(SIG_SETMASK, [] [pid 6705] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6704] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6706] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6705] <... prctl resumed>) = 0 [pid 6704] write(3, "1000", 4 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6706] <... prctl resumed>) = 0 [pid 6705] setpgid(0, 0 [pid 6704] <... write resumed>) = 4 [pid 6703] <... write resumed>) = 31 [pid 6706] setpgid(0, 0 [pid 6705] <... setpgid resumed>) = 0 [pid 6704] close(3 [ 120.234005][ T6699] gadgetfs: bound to dummy_udc driver [pid 6703] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6706] <... setpgid resumed>) = 0 [pid 6705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6704] <... close resumed>) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6707 attached [pid 6706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6705] <... openat resumed>) = 3 [pid 6704] write(1, "executing program\n", 18 [pid 6703] <... openat resumed>) = 4 [pid 6707] set_robust_list(0x55556003c6e0, 24 [pid 6706] <... openat resumed>) = 3 [pid 6704] <... write resumed>) = 18 [pid 6703] exit_group(0 executing program [pid 6705] write(3, "1000", 4 [pid 6707] <... set_robust_list resumed>) = 0 [pid 6706] write(3, "1000", 4 [pid 6705] <... write resumed>) = 4 [pid 6704] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6703] <... exit_group resumed>) = ? [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6707 [pid 6707] rt_sigprocmask(SIG_SETMASK, [] [pid 6706] <... write resumed>) = 4 [pid 6705] close(3 [pid 6704] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6706] close(3 [pid 6705] <... close resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6704] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6707] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6706] <... close resumed>) = 0 executing program [pid 6705] write(1, "executing program\n", 18 [pid 6707] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 6706] write(1, "executing program\n", 18 [pid 6705] <... write resumed>) = 18 [pid 6704] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6707] <... prctl resumed>) = 0 [pid 6706] <... write resumed>) = 18 [pid 6705] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6704] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6707] setpgid(0, 0 [pid 6706] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6707] <... setpgid resumed>) = 0 [pid 6705] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6705] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6704] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6706] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6707] <... openat resumed>) = 3 [pid 6707] write(3, "1000", 4 [pid 6706] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6705] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6704] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6707] <... write resumed>) = 4 [pid 6706] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6705] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6704] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6703] +++ exited with 0 +++ [pid 6707] close(3 [pid 6706] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6704] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6707] <... close resumed>) = 0 executing program [pid 6707] write(1, "executing program\n", 18) = 18 [pid 6706] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6705] <... openat resumed>) = 3 [pid 6704] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6703, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6707] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6706] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6705] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6704] exit_group(0 [pid 6707] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6706] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6707] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6706] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6704] <... exit_group resumed>) = ? [pid 6707] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6706] <... openat resumed>) = 3 [ 120.290443][ T6703] gadgetfs: bound to dummy_udc driver [pid 6707] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6704] +++ exited with 0 +++ [pid 6706] exit_group(0 [pid 6707] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6706] <... exit_group resumed>) = ? [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6707] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6707] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6707] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6706] +++ exited with 0 +++ [pid 6705] <... write resumed>) = 31 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6707] exit_group(0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6706, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6707] <... exit_group resumed>) = ? [pid 6705] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6707] +++ exited with 0 +++ [pid 6705] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6705] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6708 attached [pid 6705] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6708] set_robust_list(0x55556003c6e0, 24 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6708] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6708] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6708 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6708] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6709 attached [pid 6708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... restart_syscall resumed>) = 0 [pid 6709] set_robust_list(0x55556003c6e0, 24 [pid 6708] <... prctl resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6709 [pid 6709] <... set_robust_list resumed>) = 0 [pid 6708] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6710 attached [pid 6709] rt_sigprocmask(SIG_SETMASK, [] [pid 6708] <... setpgid resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6710] set_robust_list(0x55556003c6e0, 24 [pid 6709] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6710 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6710] <... set_robust_list resumed>) = 0 [pid 6709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6708] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6710] rt_sigprocmask(SIG_SETMASK, [] [pid 6709] <... prctl resumed>) = 0 [pid 6708] write(3, "1000", 4 [pid 6705] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6710] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6709] setpgid(0, 0 [pid 6708] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6711 attached [pid 6710] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6709] <... setpgid resumed>) = 0 [pid 6708] close(3 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6711] set_robust_list(0x55556003c6e0, 24 [pid 6710] <... prctl resumed>) = 0 [pid 6709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6708] <... close resumed>) = 0 [pid 6711] <... set_robust_list resumed>) = 0 [pid 6710] setpgid(0, 0 [pid 6709] <... openat resumed>) = 3 [pid 6708] write(1, "executing program\n", 18 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6711 executing program [ 120.344109][ T6705] gadgetfs: bound to dummy_udc driver [pid 6711] rt_sigprocmask(SIG_SETMASK, [] [pid 6710] <... setpgid resumed>) = 0 [pid 6709] write(3, "1000", 4 [pid 6708] <... write resumed>) = 18 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6711] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6709] <... write resumed>) = 4 [pid 6708] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6711] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6710] <... openat resumed>) = 3 [pid 6709] close(3 [pid 6708] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6711] <... prctl resumed>) = 0 [pid 6710] write(3, "1000", 4 [pid 6709] <... close resumed>) = 0 [pid 6708] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6711] setpgid(0, 0 [pid 6710] <... write resumed>) = 4 executing program [pid 6709] write(1, "executing program\n", 18 [pid 6711] <... setpgid resumed>) = 0 [pid 6710] close(3 [pid 6709] <... write resumed>) = 18 [pid 6708] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6710] <... close resumed>) = 0 [pid 6709] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6708] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6711] <... openat resumed>) = 3 [pid 6710] write(1, "executing program\n", 18 [pid 6709] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6711] write(3, "1000", 4 [pid 6710] <... write resumed>) = 18 [pid 6709] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6708] <... openat resumed>) = 3 [pid 6711] <... write resumed>) = 4 [pid 6710] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6709] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6708] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6711] close(3 [pid 6710] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6709] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6711] <... close resumed>) = 0 [pid 6710] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6709] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6711] write(1, "executing program\n", 18 [pid 6710] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6709] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6711] <... write resumed>) = 18 [pid 6710] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6709] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6708] <... write resumed>) = 31 ci2-upstream-fs/strace-static-x86_64: Process 6712 attached [pid 6711] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6710] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6709] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6708] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6712] set_robust_list(0x55556003c6e0, 24 [pid 6711] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6712] <... set_robust_list resumed>) = 0 [pid 6711] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6710] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6709] <... openat resumed>) = 3 [pid 6708] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6712 [pid 6712] rt_sigprocmask(SIG_SETMASK, [] [pid 6711] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6710] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6708] exit_group(0 [pid 6710] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6709] exit_group(0 [pid 6708] <... exit_group resumed>) = ? [pid 6712] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6711] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6712] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6710] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6709] <... exit_group resumed>) = ? [pid 6712] <... prctl resumed>) = 0 [pid 6711] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6712] setpgid(0, 0) = 0 [pid 6711] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6710] exit_group(0 [pid 6711] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6711] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6710] <... exit_group resumed>) = ? [pid 6709] +++ exited with 0 +++ [pid 6711] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6712] <... openat resumed>) = 3 [pid 6711] exit_group(0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6712] write(3, "1000", 4 [pid 6711] <... exit_group resumed>) = ? [pid 6710] +++ exited with 0 +++ [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6712] <... write resumed>) = 4 [pid 6708] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 6711] +++ exited with 0 +++ [pid 6712] close(3) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6708, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 6712] write(1, "executing program\n", 18) = 18 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6712] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6712] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6712] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... restart_syscall resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6713 attached ci2-upstream-fs/strace-static-x86_64: Process 6714 attached [pid 6713] set_robust_list(0x55556003c6e0, 24 [pid 6712] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6714] set_robust_list(0x55556003c6e0, 24 [pid 6713] <... set_robust_list resumed>) = 0 [pid 6712] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6714 [pid 6714] <... set_robust_list resumed>) = 0 [pid 6714] rt_sigprocmask(SIG_SETMASK, [] [pid 6713] rt_sigprocmask(SIG_SETMASK, [] [pid 6712] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6713 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6714] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6713] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6712] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6714] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6714] <... prctl resumed>) = 0 [pid 6713] <... prctl resumed>) = 0 [pid 6714] setpgid(0, 0 [pid 6713] setpgid(0, 0 [pid 6714] <... setpgid resumed>) = 0 [pid 6713] <... setpgid resumed>) = 0 [pid 6714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 120.426790][ T6708] gadgetfs: bound to dummy_udc driver [pid 6713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6714] <... openat resumed>) = 3 [pid 6712] <... write resumed>) = 31 ci2-upstream-fs/strace-static-x86_64: Process 6715 attached ci2-upstream-fs/strace-static-x86_64: Process 6716 attached [pid 6714] write(3, "1000", 4 [pid 6713] <... openat resumed>) = 3 [pid 6712] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6715 [pid 6714] <... write resumed>) = 4 [pid 6716] set_robust_list(0x55556003c6e0, 24 [pid 6715] set_robust_list(0x55556003c6e0, 24 [pid 6714] close(3 [pid 6713] write(3, "1000", 4 [pid 6712] <... openat resumed>) = 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6716] <... set_robust_list resumed>) = 0 [pid 6715] <... set_robust_list resumed>) = 0 [pid 6714] <... close resumed>) = 0 [pid 6713] <... write resumed>) = 4 [pid 6712] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6716 [pid 6716] rt_sigprocmask(SIG_SETMASK, [] [pid 6715] rt_sigprocmask(SIG_SETMASK, [] [pid 6714] write(1, "executing program\n", 18 executing program [pid 6713] close(3 [pid 6712] <... exit_group resumed>) = ? [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6716] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6715] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6714] <... write resumed>) = 18 [pid 6713] <... close resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6714] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6713] write(1, "executing program\n", 18 [pid 6716] <... prctl resumed>) = 0 [pid 6715] <... prctl resumed>) = 0 executing program [pid 6713] <... write resumed>) = 18 [pid 6714] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6716] setpgid(0, 0 [pid 6715] setpgid(0, 0 [pid 6714] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6713] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6716] <... setpgid resumed>) = 0 [pid 6715] <... setpgid resumed>) = 0 [pid 6712] +++ exited with 0 +++ [pid 6714] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6713] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6714] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6713] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6714] <... openat resumed>) = 3 [pid 6716] <... openat resumed>) = 3 [pid 6715] <... openat resumed>) = 3 [pid 6714] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6713] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6712, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6716] write(3, "1000", 4 [pid 6715] write(3, "1000", 4 [pid 6713] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6716] <... write resumed>) = 4 [pid 6715] <... write resumed>) = 4 [pid 6714] <... write resumed>) = 31 [pid 6713] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6716] close(3 [pid 6715] close(3 [pid 6714] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [ 120.488654][ T6712] gadgetfs: bound to dummy_udc driver [pid 6713] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6716] <... close resumed>) = 0 [pid 6715] <... close resumed>) = 0 [pid 6714] <... openat resumed>) = 4 [pid 6713] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6716] write(1, "executing program\n", 18 [pid 6715] write(1, "executing program\n", 18 [pid 6713] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR executing program [pid 6714] exit_group(0 [pid 6716] <... write resumed>) = 18 [pid 6715] <... write resumed>) = 18 [pid 6714] <... exit_group resumed>) = ? [pid 6713] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6716] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6715] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6716] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6715] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6716] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6715] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6713] exit_group(0) = ? [pid 6716] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6715] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6716] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6716] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6713] +++ exited with 0 +++ [pid 6715] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6716] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6715] <... openat resumed>) = 3 [pid 6714] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6717 attached [pid 6716] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6715] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6714, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6717] set_robust_list(0x55556003c6e0, 24 [pid 6716] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6717 [pid 6717] <... set_robust_list resumed>) = 0 [pid 6716] <... openat resumed>) = 3 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6717] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6716] exit_group(0) = ? [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6717] setpgid(0, 0) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6716] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [ 120.537887][ T6714] gadgetfs: bound to dummy_udc driver [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6717] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6718 attached [pid 6717] write(3, "1000", 4) = 4 [pid 6717] close(3 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6718 ci2-upstream-fs/strace-static-x86_64: Process 6719 attached [pid 6718] set_robust_list(0x55556003c6e0, 24 [pid 6717] <... close resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6720 attached [pid 6719] set_robust_list(0x55556003c6e0, 24 [pid 6718] <... set_robust_list resumed>) = 0 executing program [pid 6717] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6719 [pid 6720] set_robust_list(0x55556003c6e0, 24 [pid 6719] <... set_robust_list resumed>) = 0 [pid 6718] rt_sigprocmask(SIG_SETMASK, [] [pid 6717] <... write resumed>) = 18 [pid 6720] <... set_robust_list resumed>) = 0 [pid 6719] rt_sigprocmask(SIG_SETMASK, [] [pid 6718] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6717] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6715] <... write resumed>) = 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6720 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6717] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6715] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6720] rt_sigprocmask(SIG_SETMASK, [] [pid 6719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6718] <... prctl resumed>) = 0 [pid 6717] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6720] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6719] <... prctl resumed>) = 0 [pid 6718] setpgid(0, 0 [pid 6717] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6715] <... openat resumed>) = 4 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6719] setpgid(0, 0 [pid 6718] <... setpgid resumed>) = 0 [pid 6717] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6715] exit_group(0 [pid 6720] <... prctl resumed>) = 0 [pid 6719] <... setpgid resumed>) = 0 [pid 6718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6717] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6720] setpgid(0, 0 [pid 6719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6718] <... openat resumed>) = 3 [pid 6717] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6715] <... exit_group resumed>) = ? [pid 6720] <... setpgid resumed>) = 0 [pid 6719] <... openat resumed>) = 3 [pid 6720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6717] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6719] write(3, "1000", 4 [pid 6718] write(3, "1000", 4 [pid 6717] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6720] write(3, "1000", 4 [pid 6718] <... write resumed>) = 4 [pid 6717] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6720] <... write resumed>) = 4 [pid 6719] <... write resumed>) = 4 [pid 6718] close(3 [pid 6720] close(3 [pid 6719] close(3 [pid 6717] exit_group(0 [pid 6720] <... close resumed>) = 0 [pid 6719] <... close resumed>) = 0 [pid 6718] <... close resumed>) = 0 [pid 6720] write(1, "executing program\n", 18 executing program executing program [pid 6719] write(1, "executing program\n", 18 [pid 6718] write(1, "executing program\n", 18 [pid 6717] <... exit_group resumed>) = ? executing program [pid 6720] <... write resumed>) = 18 [pid 6719] <... write resumed>) = 18 [pid 6718] <... write resumed>) = 18 [pid 6720] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6719] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6718] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6720] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6717] +++ exited with 0 +++ [ 120.600676][ T6715] gadgetfs: bound to dummy_udc driver [pid 6720] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6719] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6718] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6715] +++ exited with 0 +++ [pid 6720] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6719] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6718] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6715, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6720] <... openat resumed>) = 3 [pid 6719] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6718] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6720] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6719] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6718] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... restart_syscall resumed>) = 0 [pid 6718] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6719] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6719] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6718] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6719] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6718] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6718] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6721 attached [pid 6719] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6718] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6722 attached [pid 6721] set_robust_list(0x55556003c6e0, 24 [pid 6719] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6718] exit_group(0 [pid 6722] set_robust_list(0x55556003c6e0, 24 [pid 6721] <... set_robust_list resumed>) = 0 [pid 6720] <... write resumed>) = 31 [pid 6719] exit_group(0 [pid 6718] <... exit_group resumed>) = ? [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6722 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6721 [pid 6722] <... set_robust_list resumed>) = 0 [pid 6721] rt_sigprocmask(SIG_SETMASK, [] [pid 6720] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6719] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6722] rt_sigprocmask(SIG_SETMASK, [] [pid 6721] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6720] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6719] +++ exited with 0 +++ [pid 6718] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6722] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6720] exit_group(0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6718, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6722] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6721] <... prctl resumed>) = 0 [pid 6720] <... exit_group resumed>) = ? [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6722] <... prctl resumed>) = 0 [pid 6721] setpgid(0, 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6722] setpgid(0, 0 [pid 6721] <... setpgid resumed>) = 0 [pid 6722] <... setpgid resumed>) = 0 [pid 6722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6722] <... openat resumed>) = 3 [pid 6722] write(3, "1000", 4 [pid 6721] <... openat resumed>) = 3 [pid 5610] <... restart_syscall resumed>) = 0 [pid 6722] <... write resumed>) = 4 [pid 6721] write(3, "1000", 4 [pid 6722] close(3 [pid 6721] <... write resumed>) = 4 [pid 6722] <... close resumed>) = 0 [pid 6721] close(3 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... restart_syscall resumed>) = 0 [pid 6722] write(1, "executing program\n", 18 [pid 6721] <... close resumed>) = 0 [pid 6722] <... write resumed>) = 18 executing program executing program [pid 6721] write(1, "executing program\n", 18 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6722] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6721] <... write resumed>) = 18 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6723 attached [pid 6722] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6721] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6723] set_robust_list(0x55556003c6e0, 24 [pid 6722] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6721] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6720] +++ exited with 0 +++ [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6723 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6721] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6722] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6723] <... set_robust_list resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6723] rt_sigprocmask(SIG_SETMASK, [] [pid 6722] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6721] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 120.684571][ T6720] gadgetfs: bound to dummy_udc driver [pid 6723] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6722] <... openat resumed>) = 3 [pid 6721] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6723] <... prctl resumed>) = 0 [pid 6721] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6722] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6724 [pid 6723] setpgid(0, 0 [pid 6721] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6723] <... setpgid resumed>) = 0 [pid 6721] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6721] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6724 attached [pid 6723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECci2-upstream-fs/strace-static-x86_64: Process 6725 attached [pid 6721] <... openat resumed>) = 3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6725] set_robust_list(0x55556003c6e0, 24 [pid 6724] set_robust_list(0x55556003c6e0, 24 [pid 6723] <... openat resumed>) = 3 [pid 6722] <... write resumed>) = 31 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6725 [pid 6725] <... set_robust_list resumed>) = 0 [pid 6724] <... set_robust_list resumed>) = 0 [pid 6721] exit_group(0 [pid 6725] rt_sigprocmask(SIG_SETMASK, [] [pid 6724] rt_sigprocmask(SIG_SETMASK, [] [pid 6723] write(3, "1000", 4 [pid 6721] <... exit_group resumed>) = ? [pid 6724] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6725] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6723] <... write resumed>) = 4 [pid 6722] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_SETMASK, [] executing program [pid 6725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6724] <... prctl resumed>) = 0 [pid 6723] close(3 [pid 6722] <... openat resumed>) = 4 [pid 6721] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6725] <... prctl resumed>) = 0 [pid 6723] <... close resumed>) = 0 [pid 6722] exit_group(0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6725] setpgid(0, 0 [pid 6723] write(1, "executing program\n", 18 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6725] <... setpgid resumed>) = 0 [pid 6723] <... write resumed>) = 18 [pid 6722] <... exit_group resumed>) = ? [pid 6725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6724] setpgid(0, 0 [pid 6723] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6724] <... setpgid resumed>) = 0 [pid 6725] <... openat resumed>) = 3 [pid 6724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6723] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6724] <... openat resumed>) = 3 [pid 6723] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6724] write(3, "1000", 4 [pid 6725] write(3, "1000", 4 [pid 6724] <... write resumed>) = 4 [pid 6725] <... write resumed>) = 4 [pid 6724] close(3 [pid 6723] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... restart_syscall resumed>) = 0 [pid 6724] <... close resumed>) = 0 [pid 6725] close(3 executing program [pid 6724] write(1, "executing program\n", 18) = 18 [pid 6723] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6725] <... close resumed>) = 0 [pid 6724] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6723] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6725] write(1, "executing program\n", 18 [pid 6723] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6723] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6725] <... write resumed>) = 18 executing program [pid 6724] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6725] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6724] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6723] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6725] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6724] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6725] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6724] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6723] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6725] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6724] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6723] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 6726 attached [pid 6725] <... openat resumed>) = 3 [pid 6724] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6723] <... exit_group resumed>) = ? [pid 6722] +++ exited with 0 +++ [pid 6726] set_robust_list(0x55556003c6e0, 24 [pid 6725] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6724] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6723] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6726] <... set_robust_list resumed>) = 0 [pid 6724] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6726 [pid 6726] rt_sigprocmask(SIG_SETMASK, [] [pid 6724] <... openat resumed>) = 3 [pid 6726] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6724] exit_group(0 [ 120.754406][ T6722] gadgetfs: bound to dummy_udc driver [pid 6726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6724] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6726] setpgid(0, 0 [pid 6724] +++ exited with 0 +++ [pid 6726] <... setpgid resumed>) = 0 [pid 6725] <... write resumed>) = 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6725] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6726] <... openat resumed>) = 3 [pid 6725] <... openat resumed>) = 4 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6726] write(3, "1000", 4 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6726] <... write resumed>) = 4 [pid 6726] close(3 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6726] <... close resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6728 attached ci2-upstream-fs/strace-static-x86_64: Process 6727 attached [pid 6726] write(1, "executing program\n", 18 [pid 6725] exit_group(0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6727 executing program [pid 6728] set_robust_list(0x55556003c6e0, 24 [pid 6727] set_robust_list(0x55556003c6e0, 24 [pid 6726] <... write resumed>) = 18 [pid 6725] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6728] <... set_robust_list resumed>) = 0 [pid 6727] <... set_robust_list resumed>) = 0 [pid 6726] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6728] rt_sigprocmask(SIG_SETMASK, [] [pid 6727] rt_sigprocmask(SIG_SETMASK, [] [pid 6726] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6728 [pid 6728] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6727] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6726] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6729 attached [pid 6728] <... prctl resumed>) = 0 [pid 6727] <... prctl resumed>) = 0 [pid 6726] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6729] set_robust_list(0x55556003c6e0, 24 [pid 6728] setpgid(0, 0 [pid 6727] setpgid(0, 0 [pid 6726] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6729 [pid 6729] <... set_robust_list resumed>) = 0 [pid 6728] <... setpgid resumed>) = 0 [pid 6727] <... setpgid resumed>) = 0 [pid 6726] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6725] +++ exited with 0 +++ [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6726] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6729] rt_sigprocmask(SIG_SETMASK, [] [pid 6728] <... openat resumed>) = 3 [pid 6727] <... openat resumed>) = 3 [pid 6726] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6729] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6728] write(3, "1000", 4 [pid 6727] write(3, "1000", 4 [pid 6726] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6728] <... write resumed>) = 4 [pid 6727] <... write resumed>) = 4 [pid 6726] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6729] <... prctl resumed>) = 0 [pid 6728] close(3 [pid 6727] close(3 [pid 6726] exit_group(0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6729] setpgid(0, 0 [pid 6728] <... close resumed>) = 0 [pid 6727] <... close resumed>) = 0 [pid 6726] <... exit_group resumed>) = ? [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6729] <... setpgid resumed>) = 0 [pid 6728] write(1, "executing program\n", 18 [pid 6727] write(1, "executing program\n", 18 [pid 6726] +++ exited with 0 +++ executing program executing program [pid 6729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6728] <... write resumed>) = 18 [pid 6727] <... write resumed>) = 18 ci2-upstream-fs/strace-static-x86_64: Process 6730 attached [pid 6729] <... openat resumed>) = 3 [pid 6728] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6727] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6728] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6729] write(3, "1000", 4 [pid 6728] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6730] set_robust_list(0x55556003c6e0, 24 [pid 6727] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] <... restart_syscall resumed>) = 0 [pid 6730] <... set_robust_list resumed>) = 0 [pid 6729] <... write resumed>) = 4 [pid 6728] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6727] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6730 [pid 6730] rt_sigprocmask(SIG_SETMASK, [] [pid 6729] close(3 [ 120.820868][ T6725] gadgetfs: bound to dummy_udc driver [pid 6728] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6727] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6730] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6729] <... close resumed>) = 0 [pid 6728] <... openat resumed>) = 3 [pid 6727] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6729] write(1, "executing program\n", 18 [pid 6728] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 6727] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6730] <... prctl resumed>) = 0 [pid 6729] <... write resumed>) = 18 [pid 6730] setpgid(0, 0 [pid 6729] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6728] <... write resumed>) = 31 [pid 6727] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6730] <... setpgid resumed>) = 0 [pid 6728] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6727] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6729] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6729] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6728] <... openat resumed>) = 4 [pid 6727] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6730] <... openat resumed>) = 3 [pid 6729] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6727] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6730] write(3, "1000", 4 [pid 6728] exit_group(0 [pid 6729] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6727] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 6731 attached [pid 6730] <... write resumed>) = 4 [pid 6728] <... exit_group resumed>) = ? [pid 6727] <... exit_group resumed>) = ? [pid 6731] set_robust_list(0x55556003c6e0, 24 [pid 6730] close(3 [pid 6729] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6731 [pid 5604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6730] <... close resumed>) = 0 [pid 6731] <... set_robust_list resumed>) = 0 [pid 6729] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6727] +++ exited with 0 +++ executing program [pid 6730] write(1, "executing program\n", 18 [pid 6731] rt_sigprocmask(SIG_SETMASK, [] [pid 6730] <... write resumed>) = 18 [pid 6729] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6731] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6730] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6729] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6730] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6729] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] <... restart_syscall resumed>) = 0 [pid 6731] <... prctl resumed>) = 0 [pid 6730] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6729] exit_group(0 [pid 6731] setpgid(0, 0 [pid 6730] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6729] <... exit_group resumed>) = ? [pid 6731] <... setpgid resumed>) = 0 [pid 6730] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6729] +++ exited with 0 +++ [pid 6731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6730] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6731] <... openat resumed>) = 3 [pid 6730] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6731] write(3, "1000", 4 [pid 6730] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6731] <... write resumed>) = 4 [pid 6731] close(3 [pid 6730] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6732 attached [pid 6731] <... close resumed>) = 0 [pid 6730] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6732] set_robust_list(0x55556003c6e0, 24 [pid 6731] write(1, "executing program\n", 18 [pid 6730] exit_group(0 [pid 6728] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 executing program [pid 6732] <... set_robust_list resumed>) = 0 [pid 6731] <... write resumed>) = 18 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6732 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6728, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6730] <... exit_group resumed>) = ? [pid 6732] rt_sigprocmask(SIG_SETMASK, [] [pid 6731] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6730] +++ exited with 0 +++ [ 120.892680][ T6728] gadgetfs: bound to dummy_udc driver [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6732] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6731] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6732] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6731] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6732] <... prctl resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6732] setpgid(0, 0 [pid 6731] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6732] <... setpgid resumed>) = 0 [pid 6731] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6731] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6734 attached ci2-upstream-fs/strace-static-x86_64: Process 6733 attached [pid 6733] set_robust_list(0x55556003c6e0, 24 [pid 6734] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 6735 attached [pid 6733] <... set_robust_list resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6735 [pid 6734] <... set_robust_list resumed>) = 0 [pid 6733] rt_sigprocmask(SIG_SETMASK, [] [pid 6732] <... openat resumed>) = 3 [pid 6731] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6735] set_robust_list(0x55556003c6e0, 24 [pid 6733] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6733 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6734 [pid 6735] <... set_robust_list resumed>) = 0 [pid 6734] rt_sigprocmask(SIG_SETMASK, [] [pid 6733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6732] write(3, "1000", 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6734] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6732] <... write resumed>) = 4 [pid 6735] rt_sigprocmask(SIG_SETMASK, [] [pid 6734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6733] <... prctl resumed>) = 0 [pid 6732] close(3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6735] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6734] <... prctl resumed>) = 0 [pid 6733] setpgid(0, 0 [pid 6732] <... close resumed>) = 0 [pid 6732] write(1, "executing program\n", 18) = 18 [pid 6735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6733] <... setpgid resumed>) = 0 executing program [pid 6733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6735] <... prctl resumed>) = 0 [pid 6732] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6734] setpgid(0, 0 [pid 6735] setpgid(0, 0 [pid 6734] <... setpgid resumed>) = 0 [pid 6733] <... openat resumed>) = 3 [pid 6732] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6735] <... setpgid resumed>) = 0 [pid 6734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6733] write(3, "1000", 4 [pid 6732] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6731] <... write resumed>) = 31 [pid 6735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6734] <... openat resumed>) = 3 [pid 6733] <... write resumed>) = 4 [pid 6735] <... openat resumed>) = 3 [pid 6733] close(3) = 0 [pid 6733] write(1, "executing program\n", 18 [pid 6735] write(3, "1000", 4 [pid 6733] <... write resumed>) = 18 executing program [pid 6731] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6735] <... write resumed>) = 4 [pid 6734] write(3, "1000", 4 [pid 6732] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6731] <... openat resumed>) = 4 [pid 6733] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6735] close(3 [pid 6734] <... write resumed>) = 4 [pid 6733] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6732] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6731] exit_group(0 [pid 6734] close(3 [pid 6733] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6735] <... close resumed>) = 0 [pid 6732] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6731] <... exit_group resumed>) = ? [pid 6735] write(1, "executing program\n", 18 [pid 6734] <... close resumed>) = 0 [pid 6733] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6732] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 6734] write(1, "executing program\n", 18 [pid 6732] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 6735] <... write resumed>) = 18 [pid 6734] <... write resumed>) = 18 [pid 6733] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6732] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6734] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6735] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6734] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6733] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6732] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6735] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6734] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6733] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6732] exit_group(0 [pid 6731] +++ exited with 0 +++ [pid 6735] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6734] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6733] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6732] <... exit_group resumed>) = ? [pid 6735] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6734] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6733] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6735] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6734] <... openat resumed>) = 3 [pid 6732] +++ exited with 0 +++ [pid 6733] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6732, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6735] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6734] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6733] exit_group(0 [pid 6735] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6733] <... exit_group resumed>) = ? [pid 6735] <... write resumed>) = -1 EBADF (Bad file descriptor) [ 120.978173][ T6731] gadgetfs: bound to dummy_udc driver [pid 6735] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6734] <... write resumed>) = 31 [pid 6733] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6735] <... openat resumed>) = 3 [pid 6734] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ci2-upstream-fs/strace-static-x86_64: Process 6736 attached [pid 6735] exit_group(0 [pid 6734] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6736 [pid 6735] <... exit_group resumed>) = ? [pid 6734] exit_group(0 [pid 6736] set_robust_list(0x55556003c6e0, 24 [pid 6734] <... exit_group resumed>) = ? [pid 6736] <... set_robust_list resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6736] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6736] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6737 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6737 [pid 6737] set_robust_list(0x55556003c6e0, 24 [pid 6736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6737] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6736] <... prctl resumed>) = 0 [pid 6735] +++ exited with 0 +++ [pid 6736] setpgid(0, 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6736] <... setpgid resumed>) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6737] rt_sigprocmask(SIG_SETMASK, [] [pid 6736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6738 attached [pid 6737] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6736] <... openat resumed>) = 3 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6738] set_robust_list(0x55556003c6e0, 24 [pid 6737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6736] write(3, "1000", 4 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6738 [pid 6738] <... set_robust_list resumed>) = 0 [pid 6737] <... prctl resumed>) = 0 [pid 6738] rt_sigprocmask(SIG_SETMASK, [] [pid 6737] setpgid(0, 0) = 0 [pid 6737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6736] <... write resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6736] close(3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6736] <... close resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6736] write(1, "executing program\n", 18 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6738] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6737] <... openat resumed>) = 3 [pid 6734] +++ exited with 0 +++ [pid 6736] <... write resumed>) = 18 ci2-upstream-fs/strace-static-x86_64: Process 6739 attached [pid 6738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6737] write(3, "1000", 4 [pid 6738] <... prctl resumed>) = 0 [pid 6736] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6734, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6736] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6739] set_robust_list(0x55556003c6e0, 24 [pid 6738] setpgid(0, 0 [pid 6737] <... write resumed>) = 4 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6739 [pid 6736] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6739] <... set_robust_list resumed>) = 0 [pid 6738] <... setpgid resumed>) = 0 [pid 6737] close(3 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6739] rt_sigprocmask(SIG_SETMASK, [] [pid 6738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6737] <... close resumed>) = 0 [pid 6736] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6738] <... openat resumed>) = 3 executing program [pid 6737] write(1, "executing program\n", 18 [pid 6739] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6738] write(3, "1000", 4 [pid 6737] <... write resumed>) = 18 [pid 6736] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6739] <... prctl resumed>) = 0 [pid 6738] <... write resumed>) = 4 [pid 6737] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6739] setpgid(0, 0 [pid 6738] close(3 [pid 6737] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6739] <... setpgid resumed>) = 0 [pid 6738] <... close resumed>) = 0 [pid 6737] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6736] <... openat resumed>) = 3 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6738] write(1, "executing program\n", 18 [pid 6737] <... mount resumed>) = -1 EBUSY (Device or resource busy) [ 121.043072][ T6734] gadgetfs: bound to dummy_udc driver executing program [pid 6736] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6739] <... openat resumed>) = 3 [pid 6738] <... write resumed>) = 18 [pid 6737] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6738] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6737] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6739] write(3, "1000", 4 [pid 6738] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6737] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31ci2-upstream-fs/strace-static-x86_64: Process 6740 attached [pid 6739] <... write resumed>) = 4 [pid 6738] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6737] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6740 [pid 6740] set_robust_list(0x55556003c6e0, 24 [pid 6739] close(3 [pid 6738] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6737] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6740] <... set_robust_list resumed>) = 0 [pid 6739] <... close resumed>) = 0 [pid 6740] rt_sigprocmask(SIG_SETMASK, [] [pid 6739] write(1, "executing program\n", 18 [pid 6738] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6740] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6739] <... write resumed>) = 18 [pid 6738] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6737] <... openat resumed>) = 3 [pid 6740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6739] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6738] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6737] exit_group(0 [pid 6740] <... prctl resumed>) = 0 [pid 6739] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6740] setpgid(0, 0 [pid 6738] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6737] <... exit_group resumed>) = ? [pid 6740] <... setpgid resumed>) = 0 [pid 6739] mount(NULL, "./gadget", "gadgetfs", 0, NULL executing program [pid 6738] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6736] <... write resumed>) = 31 [pid 6740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6739] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6738] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6740] <... openat resumed>) = 3 [pid 6739] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6738] exit_group(0 [pid 6740] write(3, "1000", 4 [pid 6739] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6738] <... exit_group resumed>) = ? [pid 6737] +++ exited with 0 +++ [pid 6740] <... write resumed>) = 4 [pid 6739] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6736] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6740] close(3 [pid 6739] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6736] <... openat resumed>) = 4 [pid 5612] <... restart_syscall resumed>) = 0 [pid 6740] <... close resumed>) = 0 [pid 6739] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6736] exit_group(0 executing program [pid 6740] write(1, "executing program\n", 18 [pid 6739] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6738] +++ exited with 0 +++ [pid 6740] <... write resumed>) = 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6740] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6736] <... exit_group resumed>) = ? [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6740] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6739] exit_group(0 [pid 6740] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6740] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6740] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6740] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6739] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6740] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6740] exit_group(0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6740] <... exit_group resumed>) = ? [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6741 attached [pid 6740] +++ exited with 0 +++ [pid 6739] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6741 [pid 6741] set_robust_list(0x55556003c6e0, 24 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... restart_syscall resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6741] <... set_robust_list resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6741] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6742 attached [pid 6741] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6736] +++ exited with 0 +++ [pid 6741] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6742] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6742 [pid 6742] <... prctl resumed>) = 0 [pid 6742] setpgid(0, 0) = 0 [pid 6742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6741] <... prctl resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6742] write(3, "1000", 4 [pid 6741] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 121.114174][ T6736] gadgetfs: bound to dummy_udc driver [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6744 attached ci2-upstream-fs/strace-static-x86_64: Process 6743 attached [pid 6742] <... write resumed>) = 4 [pid 6741] <... setpgid resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6743 [pid 6744] set_robust_list(0x55556003c6e0, 24 [pid 6743] set_robust_list(0x55556003c6e0, 24 [pid 6742] close(3 [pid 6741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6744 [pid 6744] <... set_robust_list resumed>) = 0 [pid 6743] <... set_robust_list resumed>) = 0 [pid 6742] <... close resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6744] rt_sigprocmask(SIG_SETMASK, [] [pid 6742] write(1, "executing program\n", 18 [pid 6741] <... openat resumed>) = 3 executing program [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6744] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6743] rt_sigprocmask(SIG_SETMASK, [] [pid 6742] <... write resumed>) = 18 [pid 6741] write(3, "1000", 4 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6743] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6742] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6744] <... prctl resumed>) = 0 [pid 6743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6742] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6744] setpgid(0, 0 [pid 6743] <... prctl resumed>) = 0 [pid 6742] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6744] <... setpgid resumed>) = 0 [pid 6743] setpgid(0, 0 [pid 6742] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6741] <... write resumed>) = 4 [pid 6744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6743] <... setpgid resumed>) = 0 [pid 6743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6741] close(3 [pid 6744] <... openat resumed>) = 3 [pid 6743] <... openat resumed>) = 3 [pid 6742] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6741] <... close resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6745 attached executing program [pid 6741] write(1, "executing program\n", 18 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6745 [pid 6745] set_robust_list(0x55556003c6e0, 24 [pid 6744] write(3, "1000", 4 [pid 6743] write(3, "1000", 4 [pid 6741] <... write resumed>) = 18 [pid 6745] <... set_robust_list resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6743] <... write resumed>) = 4 [pid 6741] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6745] rt_sigprocmask(SIG_SETMASK, [] [pid 6744] <... write resumed>) = 4 [pid 6743] close(3 [pid 6741] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6741] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6744] close(3 [pid 6743] <... close resumed>) = 0 [pid 6741] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6744] <... close resumed>) = 0 executing program [pid 6743] write(1, "executing program\n", 18 [pid 6745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6744] write(1, "executing program\n", 18 [pid 6743] <... write resumed>) = 18 executing program [pid 6742] <... openat resumed>) = 3 [pid 6741] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6745] <... prctl resumed>) = 0 [pid 6744] <... write resumed>) = 18 [pid 6743] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6745] setpgid(0, 0 [pid 6744] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6743] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6742] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6741] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6745] <... setpgid resumed>) = 0 [pid 6744] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6743] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6741] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6744] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6743] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6741] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6744] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6741] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6745] <... openat resumed>) = 3 [pid 6743] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6741] <... openat resumed>) = 3 [pid 6744] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6743] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6741] exit_group(0 [pid 6745] write(3, "1000", 4 [pid 6744] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6743] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6741] <... exit_group resumed>) = ? [pid 6744] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6745] <... write resumed>) = 4 [pid 6743] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6745] close(3 [pid 6743] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6745] <... close resumed>) = 0 [pid 6744] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6743] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6745] write(1, "executing program\n", 18 [pid 6744] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6742] <... write resumed>) = 31 [pid 6745] <... write resumed>) = 18 [pid 6744] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6743] exit_group(0 [pid 6742] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6745] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6742] exit_group(0 [pid 6745] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6744] exit_group(0 [pid 6743] <... exit_group resumed>) = ? [pid 6742] <... exit_group resumed>) = ? [pid 6741] +++ exited with 0 +++ executing program [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6745] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6744] <... exit_group resumed>) = ? [pid 6745] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6745] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6744] +++ exited with 0 +++ [pid 5612] <... restart_syscall resumed>) = 0 [pid 6745] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6743] +++ exited with 0 +++ [pid 6742] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6745] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6742, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6745] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6745] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6745] exit_group(0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6746 attached [pid 6745] <... exit_group resumed>) = ? [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6746] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6746 [pid 6746] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6746] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6746] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6746] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 6747 attached ) = 0 [pid 6745] +++ exited with 0 +++ [pid 6746] setpgid(0, 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6747 ci2-upstream-fs/strace-static-x86_64: Process 6748 attached ci2-upstream-fs/strace-static-x86_64: Process 6749 attached [ 121.228267][ T6742] gadgetfs: bound to dummy_udc driver [pid 6747] set_robust_list(0x55556003c6e0, 24 [pid 6746] <... setpgid resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6748 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6748] set_robust_list(0x55556003c6e0, 24 [pid 6747] <... set_robust_list resumed>) = 0 [pid 6746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6749 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6748] <... set_robust_list resumed>) = 0 [pid 6746] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6748] rt_sigprocmask(SIG_SETMASK, [] [pid 6747] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... restart_syscall resumed>) = 0 [pid 6749] set_robust_list(0x55556003c6e0, 24 [pid 6748] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6746] write(3, "1000", 4 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6747] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6749] <... set_robust_list resumed>) = 0 [pid 6748] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6746] <... write resumed>) = 4 [pid 6747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6748] <... prctl resumed>) = 0 [pid 6746] close(3 [pid 6749] rt_sigprocmask(SIG_SETMASK, [] [pid 6748] setpgid(0, 0 [pid 6747] <... prctl resumed>) = 0 [pid 6746] <... close resumed>) = 0 [pid 6749] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6748] <... setpgid resumed>) = 0 [pid 6747] setpgid(0, 0 [pid 6746] write(1, "executing program\n", 18 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6749] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6747] <... setpgid resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6749] <... prctl resumed>) = 0 executing program [pid 6748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6746] <... write resumed>) = 18 [pid 6749] setpgid(0, 0 [pid 6748] <... openat resumed>) = 3 [pid 6747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6746] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6749] <... setpgid resumed>) = 0 [pid 6746] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6748] write(3, "1000", 4 [pid 6746] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6748] <... write resumed>) = 4 [pid 6746] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6748] close(3) = 0 [pid 6746] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6748] write(1, "executing program\n", 18 [pid 6746] <... openat resumed>) = 3 executing program [pid 6748] <... write resumed>) = 18 [pid 6749] <... openat resumed>) = 3 [pid 6748] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6747] <... openat resumed>) = 3 [pid 6746] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6749] write(3, "1000", 4 [pid 6748] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6747] write(3, "1000", 4 [pid 6749] <... write resumed>) = 4 [pid 6747] <... write resumed>) = 4 [pid 6749] close(3 [pid 6748] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6750 attached [pid 6749] <... close resumed>) = 0 [pid 6747] close(3 [pid 6746] <... write resumed>) = 31 [pid 6750] set_robust_list(0x55556003c6e0, 24 [pid 6749] write(1, "executing program\n", 18 [pid 6748] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6747] <... close resumed>) = 0 [pid 6746] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6750 [pid 6750] <... set_robust_list resumed>) = 0 [pid 6749] <... write resumed>) = 18 [pid 6748] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6749] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6747] write(1, "executing program\n", 18 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6746] <... openat resumed>) = 4 executing program [pid 6750] rt_sigprocmask(SIG_SETMASK, [] [pid 6747] <... write resumed>) = 18 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6749] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6748] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6750] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6749] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6748] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6747] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6746] exit_group(0 [pid 6750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6748] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6749] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6748] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6746] <... exit_group resumed>) = ? [pid 6750] <... prctl resumed>) = 0 [pid 6747] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6747] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6748] exit_group(0 [pid 6750] setpgid(0, 0) = 0 [pid 6747] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6749] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6748] <... exit_group resumed>) = ? [pid 6749] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6749] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6750] <... openat resumed>) = 3 [pid 6749] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6749] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6747] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6749] exit_group(0 [pid 6747] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6750] write(3, "1000", 4) = 4 [pid 6749] <... exit_group resumed>) = ? [pid 6750] close(3 [pid 6747] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6749] +++ exited with 0 +++ [pid 6748] +++ exited with 0 +++ [pid 6747] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6750] <... close resumed>) = 0 [pid 6747] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6750] write(1, "executing program\n", 18 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6750] <... write resumed>) = 18 executing program [pid 6747] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6750] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6747] exit_group(0 [pid 6750] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6750] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6747] <... exit_group resumed>) = ? [pid 6746] +++ exited with 0 +++ [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6746, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6750] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6751 attached [pid 6750] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6747] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6751 [pid 6751] set_robust_list(0x55556003c6e0, 24 [pid 6750] <... openat resumed>) = 3 [pid 6751] <... set_robust_list resumed>) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6751] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6751] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 121.315574][ T6746] gadgetfs: bound to dummy_udc driver [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6751] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6752 attached [pid 6751] <... prctl resumed>) = 0 [pid 6750] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6753 attached [pid 6752] set_robust_list(0x55556003c6e0, 24 [pid 6751] setpgid(0, 0 [pid 6753] set_robust_list(0x55556003c6e0, 24 [pid 6752] <... set_robust_list resumed>) = 0 [pid 6751] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6753 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6752 [pid 6753] <... set_robust_list resumed>) = 0 [pid 6753] rt_sigprocmask(SIG_SETMASK, [] [pid 6752] rt_sigprocmask(SIG_SETMASK, [] [pid 6751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6753] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6752] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6751] <... openat resumed>) = 3 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6752] <... prctl resumed>) = 0 [pid 6752] setpgid(0, 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6752] <... setpgid resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6752] <... openat resumed>) = 3 [pid 6753] <... prctl resumed>) = 0 [pid 6751] write(3, "1000", 4 [pid 6753] setpgid(0, 0 [pid 6751] <... write resumed>) = 4 [pid 6750] <... write resumed>) = 31 [pid 6753] <... setpgid resumed>) = 0 [pid 6751] close(3 [pid 6750] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6752] write(3, "1000", 4 [pid 6751] <... close resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6754 attached [pid 6752] <... write resumed>) = 4 [pid 6751] write(1, "executing program\n", 18 [pid 6750] <... openat resumed>) = 4 [pid 6754] set_robust_list(0x55556003c6e0, 24 [pid 6753] <... openat resumed>) = 3 executing program [pid 6752] close(3 [pid 6751] <... write resumed>) = 18 [pid 6754] <... set_robust_list resumed>) = 0 [pid 6753] write(3, "1000", 4 [pid 6752] <... close resumed>) = 0 [pid 6751] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6750] exit_group(0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6754 [pid 6754] rt_sigprocmask(SIG_SETMASK, [] [pid 6753] <... write resumed>) = 4 [pid 6752] write(1, "executing program\n", 18 [pid 6751] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6750] <... exit_group resumed>) = ? executing program [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6754] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6753] close(3 [pid 6752] <... write resumed>) = 18 [pid 6751] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6754] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6753] <... close resumed>) = 0 [pid 6752] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6751] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6750] +++ exited with 0 +++ [pid 6754] <... prctl resumed>) = 0 [pid 6753] write(1, "executing program\n", 18 [pid 6752] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6751] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6750, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6754] setpgid(0, 0 [pid 6753] <... write resumed>) = 18 [pid 6752] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6751] <... openat resumed>) = 3 [pid 6754] <... setpgid resumed>) = 0 [pid 6753] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6752] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6751] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6754] <... openat resumed>) = 3 [pid 6753] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6752] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6754] write(3, "1000", 4 [pid 6753] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6752] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6754] <... write resumed>) = 4 [pid 6753] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6754] close(3 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6754] <... close resumed>) = 0 [pid 6752] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6753] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6752] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR executing program [pid 6754] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 6755 attached ) = 18 [pid 6753] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6752] <... openat resumed>) = 3 [pid 6755] set_robust_list(0x55556003c6e0, 24 [pid 6754] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6753] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6752] exit_group(0 [pid 6755] <... set_robust_list resumed>) = 0 [pid 6754] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6753] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6752] <... exit_group resumed>) = ? [ 121.394254][ T6750] gadgetfs: bound to dummy_udc driver [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6755 [pid 6755] rt_sigprocmask(SIG_SETMASK, [] [pid 6754] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6753] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6755] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6753] exit_group(0 [pid 6755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6753] <... exit_group resumed>) = ? [pid 6755] setpgid(0, 0 [pid 6754] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6755] <... setpgid resumed>) = 0 [pid 6754] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6752] +++ exited with 0 +++ [pid 6755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6754] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6755] <... openat resumed>) = 3 [pid 6754] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6753] +++ exited with 0 +++ [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6755] write(3, "1000", 4 [pid 6754] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6753, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] <... restart_syscall resumed>) = 0 [pid 6754] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6751] <... write resumed>) = 31 [pid 6755] <... write resumed>) = 4 [pid 6755] close(3 [pid 6754] <... openat resumed>) = 3 [pid 6751] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6755] <... close resumed>) = 0 executing program [pid 6755] write(1, "executing program\n", 18) = 18 [pid 6754] exit_group(0 [pid 6751] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6755] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6754] <... exit_group resumed>) = ? [pid 6751] exit_group(0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6755] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6751] <... exit_group resumed>) = ? [pid 6755] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6756 attached [pid 6755] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6754] +++ exited with 0 +++ ci2-upstream-fs/strace-static-x86_64: Process 6757 attached [pid 6756] set_robust_list(0x55556003c6e0, 24 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6755] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6757] set_robust_list(0x55556003c6e0, 24 [pid 6756] <... set_robust_list resumed>) = 0 [pid 6755] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6757 [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6757] <... set_robust_list resumed>) = 0 [pid 6756] rt_sigprocmask(SIG_SETMASK, [] [pid 6755] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6756 [pid 6757] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... restart_syscall resumed>) = 0 [pid 6757] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6756] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6755] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6755] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6757] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6757] <... prctl resumed>) = 0 [pid 6756] <... prctl resumed>) = 0 [pid 6755] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6757] setpgid(0, 0 [pid 6756] setpgid(0, 0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6757] <... setpgid resumed>) = 0 [pid 6756] <... setpgid resumed>) = 0 [pid 6755] exit_group(0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6755] <... exit_group resumed>) = ? [pid 6756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6756] <... openat resumed>) = 3 [pid 6757] <... openat resumed>) = 3 [pid 6755] +++ exited with 0 +++ [pid 6757] write(3, "1000", 4 [pid 6756] write(3, "1000", 4 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6757] <... write resumed>) = 4 [pid 6756] <... write resumed>) = 4 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6758 attached [pid 6757] close(3 [ 121.450287][ T6751] gadgetfs: bound to dummy_udc driver [pid 6756] close(3 [pid 5604] <... restart_syscall resumed>) = 0 [pid 6758] set_robust_list(0x55556003c6e0, 24 [pid 6757] <... close resumed>) = 0 [pid 6756] <... close resumed>) = 0 [pid 6751] +++ exited with 0 +++ [pid 6758] <... set_robust_list resumed>) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6758 [pid 6757] write(1, "executing program\n", 18 executing program [pid 6756] write(1, "executing program\n", 18 [pid 6758] rt_sigprocmask(SIG_SETMASK, [] [pid 6757] <... write resumed>) = 18 [pid 6756] <... write resumed>) = 18 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6751, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6758] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6757] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6756] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6758] setpgid(0, 0) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6757] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6756] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6758] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6759 attached [pid 6757] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6756] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6758] write(3, "1000", 4 [pid 6757] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6759] set_robust_list(0x55556003c6e0, 24 [pid 6758] <... write resumed>) = 4 [pid 6757] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6756] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6759 [pid 6759] <... set_robust_list resumed>) = 0 [pid 6758] close(3 [pid 6757] <... openat resumed>) = 3 [pid 6756] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6759] rt_sigprocmask(SIG_SETMASK, [] [pid 6758] <... close resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6759] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6758] write(1, "executing program\n", 18 [pid 6757] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6756] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6759] prctl(PR_SET_PDEATHSIG, SIGKILLci2-upstream-fs/strace-static-x86_64: Process 6760 attached [pid 6758] <... write resumed>) = 18 [pid 6760] set_robust_list(0x55556003c6e0, 24 [pid 6759] <... prctl resumed>) = 0 executing program [pid 6758] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6756] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6760] <... set_robust_list resumed>) = 0 [pid 6758] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6756] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6760 [pid 6759] setpgid(0, 0 [pid 6758] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6756] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6760] rt_sigprocmask(SIG_SETMASK, [] [pid 6759] <... setpgid resumed>) = 0 [pid 6758] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6756] <... openat resumed>) = 3 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6760] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6758] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6756] exit_group(0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6759] <... openat resumed>) = 3 [pid 6758] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6760] <... prctl resumed>) = 0 [pid 6759] write(3, "1000", 4 [pid 6756] <... exit_group resumed>) = ? [pid 6760] setpgid(0, 0 [pid 6758] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6760] <... setpgid resumed>) = 0 [pid 6758] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6758] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6759] <... write resumed>) = 4 [pid 6758] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6760] <... openat resumed>) = 3 [pid 6759] close(3 [pid 6758] exit_group(0 [pid 6759] <... close resumed>) = 0 [pid 6758] <... exit_group resumed>) = ? [pid 6759] write(1, "executing program\n", 18 [pid 6760] write(3, "1000", 4 [pid 6759] <... write resumed>) = 18 executing program [pid 6759] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6760] <... write resumed>) = 4 [pid 6757] <... write resumed>) = 31 [pid 6756] +++ exited with 0 +++ [pid 6760] close(3) = 0 [pid 6760] write(1, "executing program\n", 18) = 18 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6760] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6759] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [pid 6758] +++ exited with 0 +++ [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6757] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6759] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6760] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6759] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6757] <... openat resumed>) = 4 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6760] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6759] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6757] exit_group(0 [pid 6760] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6759] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6757] <... exit_group resumed>) = ? [pid 6760] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6759] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6760] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6759] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6760] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6759] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6760] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6759] <... openat resumed>) = 3 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6760] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6759] exit_group(0 [pid 6760] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6760] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 6761 attached ) = ? [pid 6759] <... exit_group resumed>) = ? [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6761 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6761] set_robust_list(0x55556003c6e0, 24 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6761] <... set_robust_list resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6762 attached [pid 6761] setpgid(0, 0 [pid 6760] +++ exited with 0 +++ [pid 6759] +++ exited with 0 +++ [pid 6762] set_robust_list(0x55556003c6e0, 24 [pid 6761] <... setpgid resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6762 [pid 6762] <... set_robust_list resumed>) = 0 [pid 6761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6762] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... restart_syscall resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6762] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6761] <... openat resumed>) = 3 [pid 6762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6761] write(3, "1000", 4 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6762] <... prctl resumed>) = 0 [pid 6761] <... write resumed>) = 4 [pid 6762] setpgid(0, 0 [pid 6761] close(3 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6762] <... setpgid resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6761] <... close resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6763 attached [pid 6761] write(1, "executing program\n", 18 [pid 6757] +++ exited with 0 +++ [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program [pid 6763] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6762] <... openat resumed>) = 3 [pid 6761] <... write resumed>) = 18 [ 121.560232][ T6757] gadgetfs: bound to dummy_udc driver [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6763 ci2-upstream-fs/strace-static-x86_64: Process 6764 attached [pid 6763] rt_sigprocmask(SIG_SETMASK, [] [pid 6762] write(3, "1000", 4 [pid 6761] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6757, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6764 [pid 6764] set_robust_list(0x55556003c6e0, 24 [pid 6763] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6762] <... write resumed>) = 4 [pid 6761] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6764] <... set_robust_list resumed>) = 0 [pid 6763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6762] close(3 [pid 6761] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6764] rt_sigprocmask(SIG_SETMASK, [] [pid 6763] <... prctl resumed>) = 0 [pid 6762] <... close resumed>) = 0 [pid 6761] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6764] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6763] setpgid(0, 0 [pid 6762] write(1, "executing program\n", 18 [pid 6761] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program [pid 6764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6763] <... setpgid resumed>) = 0 [pid 6762] <... write resumed>) = 18 [pid 6764] <... prctl resumed>) = 0 [pid 6763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6762] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6764] setpgid(0, 0 [pid 6761] <... openat resumed>) = 3 ci2-upstream-fs/strace-static-x86_64: Process 6765 attached [pid 6764] <... setpgid resumed>) = 0 [pid 6762] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6761] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6765 [pid 6765] set_robust_list(0x55556003c6e0, 24 [pid 6764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6763] <... openat resumed>) = 3 [pid 6762] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6765] <... set_robust_list resumed>) = 0 [pid 6763] write(3, "1000", 4 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6765] rt_sigprocmask(SIG_SETMASK, [] [pid 6764] <... openat resumed>) = 3 [pid 6763] <... write resumed>) = 4 [pid 6762] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6765] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6764] write(3, "1000", 4 [pid 6763] close(3 [pid 6762] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6764] <... write resumed>) = 4 [pid 6763] <... close resumed>) = 0 [pid 6762] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6765] <... prctl resumed>) = 0 [pid 6764] close(3 executing program [pid 6763] write(1, "executing program\n", 18 [pid 6765] setpgid(0, 0 [pid 6764] <... close resumed>) = 0 [pid 6763] <... write resumed>) = 18 [pid 6765] <... setpgid resumed>) = 0 [pid 6764] write(1, "executing program\n", 18 [pid 6763] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6762] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 6765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6764] <... write resumed>) = 18 [pid 6763] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6762] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6765] <... openat resumed>) = 3 [pid 6764] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6763] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6762] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6761] <... write resumed>) = 31 [pid 6763] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6765] write(3, "1000", 4 [pid 6764] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6763] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6762] <... openat resumed>) = 3 [pid 6761] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6765] <... write resumed>) = 4 [pid 6765] close(3 [pid 6764] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6761] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6765] <... close resumed>) = 0 [pid 6763] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6762] exit_group(0 [pid 6764] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6761] exit_group(0 [pid 6765] write(1, "executing program\n", 18 executing program [pid 6764] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6763] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6762] <... exit_group resumed>) = ? [pid 6761] <... exit_group resumed>) = ? [pid 6765] <... write resumed>) = 18 [pid 6764] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6763] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6763] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6765] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6763] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6765] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6764] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6763] exit_group(0 [pid 6762] +++ exited with 0 +++ [pid 6765] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6764] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6763] <... exit_group resumed>) = ? [pid 6765] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6764] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6765] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6764] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6765] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6764] exit_group(0) = ? [pid 6765] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6764] +++ exited with 0 +++ [pid 6763] +++ exited with 0 +++ [pid 6761] +++ exited with 0 +++ [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [pid 6765] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6765] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6765] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6765] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6765] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6766 attached [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6766] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6766 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6766] <... set_robust_list resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6767 attached ci2-upstream-fs/strace-static-x86_64: Process 6768 attached [pid 6766] rt_sigprocmask(SIG_SETMASK, [] [pid 6765] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6768] set_robust_list(0x55556003c6e0, 24 [pid 6767] set_robust_list(0x55556003c6e0, 24 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6767 ci2-upstream-fs/strace-static-x86_64: Process 6769 attached [pid 6768] <... set_robust_list resumed>) = 0 [pid 6767] <... set_robust_list resumed>) = 0 [pid 6766] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6769] set_robust_list(0x55556003c6e0, 24 [pid 6768] rt_sigprocmask(SIG_SETMASK, [] [pid 6766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6768 [ 121.666976][ T6761] gadgetfs: bound to dummy_udc driver [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6769 [pid 6769] <... set_robust_list resumed>) = 0 [pid 6768] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6767] rt_sigprocmask(SIG_SETMASK, [] [pid 6766] <... prctl resumed>) = 0 [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6768] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6769] rt_sigprocmask(SIG_SETMASK, [] [pid 6768] <... prctl resumed>) = 0 [pid 6767] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6769] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6768] setpgid(0, 0 [pid 6767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6766] setpgid(0, 0 [pid 6768] <... setpgid resumed>) = 0 [pid 6767] <... prctl resumed>) = 0 [pid 6766] <... setpgid resumed>) = 0 [pid 6769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6767] setpgid(0, 0 [pid 6766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6769] <... prctl resumed>) = 0 [pid 6768] <... openat resumed>) = 3 [pid 6767] <... setpgid resumed>) = 0 [pid 6766] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6769] setpgid(0, 0 [pid 6767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6768] write(3, "1000", 4 [pid 6769] <... setpgid resumed>) = 0 [pid 6767] <... openat resumed>) = 3 [pid 6766] write(3, "1000", 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6770 attached [pid 6769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6768] <... write resumed>) = 4 [pid 6767] write(3, "1000", 4 [pid 6766] <... write resumed>) = 4 [pid 6770] set_robust_list(0x55556003c6e0, 24 [pid 6769] <... openat resumed>) = 3 [pid 6766] close(3 [pid 6770] <... set_robust_list resumed>) = 0 [pid 6768] close(3 [pid 6767] <... write resumed>) = 4 [pid 6768] <... close resumed>) = 0 [pid 6767] close(3 [pid 6770] rt_sigprocmask(SIG_SETMASK, [] [pid 6769] write(3, "1000", 4 [pid 6768] write(1, "executing program\n", 18 [pid 6767] <... close resumed>) = 0 [pid 6766] <... close resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6770 executing program [pid 6770] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6769] <... write resumed>) = 4 [pid 6768] <... write resumed>) = 18 [pid 6767] write(1, "executing program\n", 18 [pid 6766] write(1, "executing program\n", 18 executing program executing program [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6769] close(3 [pid 6768] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6767] <... write resumed>) = 18 [pid 6766] <... write resumed>) = 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6770] <... prctl resumed>) = 0 [pid 6769] <... close resumed>) = 0 [pid 6768] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6767] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6766] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6770] setpgid(0, 0 [pid 6769] write(1, "executing program\n", 18 [pid 6768] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6767] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6766] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6770] <... setpgid resumed>) = 0 [pid 6769] <... write resumed>) = 18 executing program [pid 6766] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6769] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6768] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6767] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6766] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6769] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6770] <... openat resumed>) = 3 [pid 6769] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6766] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6770] write(3, "1000", 4 [pid 6769] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6768] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6767] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6770] <... write resumed>) = 4 [pid 6769] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6766] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6770] close(3 [pid 6769] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6768] <... openat resumed>) = 3 [pid 6767] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6766] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6770] <... close resumed>) = 0 [pid 6769] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6766] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6768] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6770] write(1, "executing program\n", 18 [pid 6769] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6767] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6766] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6770] <... write resumed>) = 18 [pid 6769] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6767] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6770] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6767] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6769] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6766] <... openat resumed>) = 3 [pid 6767] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6770] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6769] exit_group(0 [pid 6767] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6770] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6769] <... exit_group resumed>) = ? [pid 6766] exit_group(0 [pid 6770] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6767] exit_group(0 [pid 6770] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6767] <... exit_group resumed>) = ? [pid 6769] +++ exited with 0 +++ [pid 6766] <... exit_group resumed>) = ? [pid 6770] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6770] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6770] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6767] +++ exited with 0 +++ [pid 6766] +++ exited with 0 +++ [pid 6770] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6768] <... write resumed>) = 31 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6767, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6770] exit_group(0 [pid 6768] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5605] <... restart_syscall resumed>) = 0 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6770] <... exit_group resumed>) = ? [pid 6768] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6768] exit_group(0) = ? ci2-upstream-fs/strace-static-x86_64: Process 6772 attached ci2-upstream-fs/strace-static-x86_64: Process 6771 attached [pid 6770] +++ exited with 0 +++ [pid 6772] set_robust_list(0x55556003c6e0, 24 [pid 6771] set_robust_list(0x55556003c6e0, 24 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6771 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6772] <... set_robust_list resumed>) = 0 [pid 6771] <... set_robust_list resumed>) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6772 [pid 6772] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6771] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6772] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6772] setpgid(0, 0 [pid 6771] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6772] <... setpgid resumed>) = 0 [pid 6771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... restart_syscall resumed>) = 0 [pid 6772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6771] <... prctl resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6773 attached [pid 6768] +++ exited with 0 +++ [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6773 [pid 6773] set_robust_list(0x55556003c6e0, 24 [pid 6771] setpgid(0, 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6773] <... set_robust_list resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6773] rt_sigprocmask(SIG_SETMASK, [] [pid 6772] <... openat resumed>) = 3 [pid 6771] <... setpgid resumed>) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6773] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6773] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6772] write(3, "1000", 4 [pid 6771] <... openat resumed>) = 3 [pid 6773] <... prctl resumed>) = 0 [pid 6772] <... write resumed>) = 4 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6773] setpgid(0, 0 [pid 6772] close(3 [pid 6771] write(3, "1000", 4 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6775 attached ci2-upstream-fs/strace-static-x86_64: Process 6774 attached [pid 6773] <... setpgid resumed>) = 0 [pid 6772] <... close resumed>) = 0 [pid 6771] <... write resumed>) = 4 [pid 6775] set_robust_list(0x55556003c6e0, 24 [pid 6774] set_robust_list(0x55556003c6e0, 24 [pid 6773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6772] write(1, "executing program\n", 18 [pid 6771] close(3 [pid 6775] <... set_robust_list resumed>) = 0 [pid 6774] <... set_robust_list resumed>) = 0 [pid 6773] <... openat resumed>) = 3 [pid 6772] <... write resumed>) = 18 [pid 6771] <... close resumed>) = 0 executing program [pid 6775] rt_sigprocmask(SIG_SETMASK, [] [pid 6774] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6774 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6775 [pid 6775] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6774] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6773] write(3, "1000", 4 [pid 6772] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6771] write(1, "executing program\n", 18 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6775] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6774] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6773] <... write resumed>) = 4 [pid 6772] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6771] <... write resumed>) = 18 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6775] <... prctl resumed>) = 0 [pid 6774] <... prctl resumed>) = 0 executing program [pid 6773] close(3 [pid 6772] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6775] setpgid(0, 0 [pid 6774] setpgid(0, 0 [pid 6773] <... close resumed>) = 0 [pid 6771] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6775] <... setpgid resumed>) = 0 [pid 6774] <... setpgid resumed>) = 0 [pid 6773] write(1, "executing program\n", 18 [pid 6772] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6771] <... mkdirat resumed>) = -1 EEXIST (File exists) executing program [ 121.785856][ T6768] gadgetfs: bound to dummy_udc driver [pid 6775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6773] <... write resumed>) = 18 [pid 6772] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6771] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6773] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6771] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6775] <... openat resumed>) = 3 [pid 6772] <... openat resumed>) = 3 [pid 6774] <... openat resumed>) = 3 [pid 6773] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6775] write(3, "1000", 4 [pid 6772] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6771] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6773] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6775] <... write resumed>) = 4 [pid 6773] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6775] close(3 [pid 6774] write(3, "1000", 4 [pid 6771] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6775] <... close resumed>) = 0 [pid 6774] <... write resumed>) = 4 [pid 6773] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6771] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6775] write(1, "executing program\n", 18 executing program [pid 6774] close(3 [pid 6775] <... write resumed>) = 18 [pid 6773] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6771] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6774] <... close resumed>) = 0 [pid 6774] write(1, "executing program\n", 18 [pid 6771] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6775] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6773] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6774] <... write resumed>) = 18 executing program [pid 6775] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6774] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6773] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6771] <... openat resumed>) = 3 [pid 6775] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6773] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6774] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6774] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6773] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6775] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6771] exit_group(0 [pid 6775] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK) = -1 EBUSY (Device or resource busy) [pid 6774] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6773] exit_group(0 [pid 6772] <... write resumed>) = 31 [pid 6771] <... exit_group resumed>) = ? [pid 6775] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6774] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6775] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6774] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6775] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6773] <... exit_group resumed>) = ? [pid 6775] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6772] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6775] exit_group(0 [pid 6774] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6773] +++ exited with 0 +++ [pid 6772] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6775] <... exit_group resumed>) = ? [pid 6774] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6771] +++ exited with 0 +++ [pid 6772] exit_group(0 [pid 6774] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = 3 [pid 6772] <... exit_group resumed>) = ? [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6774] exit_group(0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6773, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6775] +++ exited with 0 +++ [pid 6774] <... exit_group resumed>) = ? [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6774] +++ exited with 0 +++ [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] <... restart_syscall resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6776 attached [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6776] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 6777 attached [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6776 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6776] <... set_robust_list resumed>) = 0 [pid 6776] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6776] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6779 attached [pid 6777] set_robust_list(0x55556003c6e0, 24 [pid 6776] <... prctl resumed>) = 0 [pid 6772] +++ exited with 0 +++ [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6777 [pid 6777] <... set_robust_list resumed>) = 0 [pid 6776] setpgid(0, 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6772, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ci2-upstream-fs/strace-static-x86_64: Process 6778 attached [pid 6779] set_robust_list(0x55556003c6e0, 24 [pid 6777] rt_sigprocmask(SIG_SETMASK, [] [pid 6776] <... setpgid resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6779 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6778 [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6779] <... set_robust_list resumed>) = 0 [pid 6778] set_robust_list(0x55556003c6e0, 24 [pid 6777] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6779] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6779] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6778] <... set_robust_list resumed>) = 0 [pid 6777] <... prctl resumed>) = 0 [pid 6776] <... openat resumed>) = 3 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6778] rt_sigprocmask(SIG_SETMASK, [] [pid 6776] write(3, "1000", 4 [pid 6778] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6776] <... write resumed>) = 4 [pid 6778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6776] close(3 [pid 6779] <... prctl resumed>) = 0 [pid 6778] <... prctl resumed>) = 0 [pid 6777] setpgid(0, 0 [pid 6776] <... close resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6779] setpgid(0, 0 [pid 6778] setpgid(0, 0 [pid 6777] <... setpgid resumed>) = 0 [pid 6776] write(1, "executing program\n", 18 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6779] <... setpgid resumed>) = 0 [pid 6778] <... setpgid resumed>) = 0 executing program [ 121.869676][ T6772] gadgetfs: bound to dummy_udc driver [pid 6777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6776] <... write resumed>) = 18 [pid 6779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6777] <... openat resumed>) = 3 [pid 6778] <... openat resumed>) = 3 [pid 6777] write(3, "1000", 4 [pid 6776] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6779] <... openat resumed>) = 3 [pid 6776] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6778] write(3, "1000", 4 [pid 6777] <... write resumed>) = 4 [pid 6776] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 6780 attached [pid 6779] write(3, "1000", 4 [pid 6778] <... write resumed>) = 4 [pid 6777] close(3 [pid 6776] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6780] set_robust_list(0x55556003c6e0, 24 [pid 6778] close(3 [pid 6777] <... close resumed>) = 0 [pid 6780] <... set_robust_list resumed>) = 0 [pid 6779] <... write resumed>) = 4 [pid 6778] <... close resumed>) = 0 [pid 6777] write(1, "executing program\n", 18 [pid 6776] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6779] close(3 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6780 [pid 6779] <... close resumed>) = 0 executing program [pid 6778] write(1, "executing program\n", 18 [pid 6777] <... write resumed>) = 18 executing program [pid 6776] <... openat resumed>) = 3 executing program [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6780] rt_sigprocmask(SIG_SETMASK, [] [pid 6779] write(1, "executing program\n", 18 [pid 6778] <... write resumed>) = 18 [pid 6777] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6780] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6779] <... write resumed>) = 18 [pid 6778] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6776] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6777] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6779] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6780] <... prctl resumed>) = 0 [pid 6779] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6778] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6777] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6780] setpgid(0, 0 [pid 6779] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6780] <... setpgid resumed>) = 0 [pid 6778] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6778] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6777] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6780] <... openat resumed>) = 3 [pid 6779] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6778] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6780] write(3, "1000", 4) = 4 [pid 6779] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6777] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6780] close(3 [pid 6778] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6777] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6780] <... close resumed>) = 0 [pid 6780] write(1, "executing program\n", 18 [pid 6779] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6778] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 executing program [pid 6777] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6780] <... write resumed>) = 18 [pid 6779] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6778] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6780] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6779] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6778] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6777] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6779] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6777] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6780] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6779] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6778] <... openat resumed>) = 3 [pid 6777] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6780] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6779] exit_group(0 [pid 6776] <... write resumed>) = 31 [pid 6777] exit_group(0 [pid 6776] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6777] <... exit_group resumed>) = ? [pid 6776] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6778] exit_group(0 [pid 6779] <... exit_group resumed>) = ? [pid 6776] exit_group(0) = ? [pid 6780] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6777] +++ exited with 0 +++ [pid 6778] <... exit_group resumed>) = ? [pid 6780] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6779] +++ exited with 0 +++ [pid 6776] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6776, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6780] <... openat resumed>) = 3 [pid 5607] <... restart_syscall resumed>) = 0 [pid 6780] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6778] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6781 attached ci2-upstream-fs/strace-static-x86_64: Process 6783 attached ci2-upstream-fs/strace-static-x86_64: Process 6782 attached [pid 6780] <... write resumed>) = 31 [pid 6783] set_robust_list(0x55556003c6e0, 24 [pid 6781] set_robust_list(0x55556003c6e0, 24 [pid 6780] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6781 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6783 [pid 6783] <... set_robust_list resumed>) = 0 [pid 6783] rt_sigprocmask(SIG_SETMASK, [] [pid 6782] set_robust_list(0x55556003c6e0, 24 [pid 6781] <... set_robust_list resumed>) = 0 [pid 6780] <... openat resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6782 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6783] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6782] <... set_robust_list resumed>) = 0 [pid 6781] rt_sigprocmask(SIG_SETMASK, [] [pid 6780] exit_group(0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6783] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6782] rt_sigprocmask(SIG_SETMASK, [] [pid 6781] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6780] <... exit_group resumed>) = ? [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6783] <... prctl resumed>) = 0 [pid 6783] setpgid(0, 0 [pid 6782] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6783] <... setpgid resumed>) = 0 [pid 6782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6781] <... prctl resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6782] <... prctl resumed>) = 0 [pid 6781] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6782] setpgid(0, 0 [pid 6781] <... setpgid resumed>) = 0 [pid 6782] <... setpgid resumed>) = 0 [pid 6781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6781] <... openat resumed>) = 3 [pid 6782] write(3, "1000", 4 [pid 6783] <... openat resumed>) = 3 [pid 6781] write(3, "1000", 4 [pid 6780] +++ exited with 0 +++ [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6783] write(3, "1000", 4 [pid 6782] <... write resumed>) = 4 [pid 6781] <... write resumed>) = 4 [ 121.967839][ T6776] gadgetfs: bound to dummy_udc driver [ 122.011496][ T6780] gadgetfs: bound to dummy_udc driver [pid 6783] <... write resumed>) = 4 [pid 6782] close(3 [pid 6781] close(3 [pid 6783] close(3 [pid 6782] <... close resumed>) = 0 [pid 6781] <... close resumed>) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6780, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6783] <... close resumed>) = 0 executing program [pid 6782] write(1, "executing program\n", 18 [pid 6781] write(1, "executing program\n", 18 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...>ci2-upstream-fs/strace-static-x86_64: Process 6784 attached [pid 6783] write(1, "executing program\n", 18 [pid 6782] <... write resumed>) = 18 [pid 6781] <... write resumed>) = 18 [pid 6783] <... write resumed>) = 18 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6784 [pid 6782] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6781] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6783] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6782] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 executing program executing program [pid 6784] set_robust_list(0x55556003c6e0, 24 [pid 6783] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6782] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6781] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6784] <... set_robust_list resumed>) = 0 [pid 6783] mount(NULL, "./gadget", "gadgetfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 6782] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6781] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6784] rt_sigprocmask(SIG_SETMASK, [] [pid 6782] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6784] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6783] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6782] <... openat resumed>) = 3 [pid 6781] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6782] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... restart_syscall resumed>) = 0 [pid 6784] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6783] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6781] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6784] <... prctl resumed>) = 0 [pid 6783] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6781] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6784] setpgid(0, 0 [pid 6783] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6781] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6784] <... setpgid resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6783] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6781] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6784] <... openat resumed>) = 3 [pid 6783] <... openat resumed>) = 3 [pid 6782] <... write resumed>) = 31 [pid 6781] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6781] exit_group(0) = ? [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6784] write(3, "1000", 4 [pid 6783] exit_group(0 [pid 6782] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6784] <... write resumed>) = 4 [pid 6783] <... exit_group resumed>) = ? [pid 6782] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6781] +++ exited with 0 +++ [pid 6782] exit_group(0) = ? [pid 6784] close(3) = 0 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6785 attached [pid 6784] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 executing program [pid 6785] set_robust_list(0x55556003c6e0, 24 [pid 6784] <... write resumed>) = 18 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6785] <... set_robust_list resumed>) = 0 [pid 6785] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6784] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6785 [pid 6785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6784] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6783] +++ exited with 0 +++ [pid 5605] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6786 attached [pid 6785] setpgid(0, 0 [pid 6784] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6786] set_robust_list(0x55556003c6e0, 24 [pid 6785] <... setpgid resumed>) = 0 [pid 6784] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6786 [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6786] <... set_robust_list resumed>) = 0 [pid 6785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6784] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... restart_syscall resumed>) = 0 [pid 6786] rt_sigprocmask(SIG_SETMASK, [] [pid 6785] <... openat resumed>) = 3 [pid 6784] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6782] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6786] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6785] write(3, "1000", 4 [pid 6784] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6786] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6785] <... write resumed>) = 4 [pid 6784] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6785] close(3 [pid 6784] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6786] <... prctl resumed>) = 0 [pid 6785] <... close resumed>) = 0 [pid 6784] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6786] setpgid(0, 0 [pid 6785] write(1, "executing program\n", 18 [pid 6784] exit_group(0 [pid 5612] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6787 attached [pid 6786] <... setpgid resumed>) = 0 [pid 6785] <... write resumed>) = 18 executing program [pid 6784] <... exit_group resumed>) = ? [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6787 [pid 6786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6785] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6787] set_robust_list(0x55556003c6e0, 24 [pid 6786] <... openat resumed>) = 3 [pid 6785] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6787] <... set_robust_list resumed>) = 0 [pid 6786] write(3, "1000", 4 [pid 6785] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6784] +++ exited with 0 +++ [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6787] rt_sigprocmask(SIG_SETMASK, [] [pid 6786] <... write resumed>) = 4 [pid 6785] <... mount resumed>) = -1 EBUSY (Device or resource busy) [ 122.080450][ T6782] gadgetfs: bound to dummy_udc driver [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6784, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6787] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6786] close(3 [pid 6785] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6787] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6786] <... close resumed>) = 0 [pid 6785] <... openat resumed>) = 3 [pid 6787] <... prctl resumed>) = 0 executing program [pid 6786] write(1, "executing program\n", 18) = 18 ci2-upstream-fs/strace-static-x86_64: Process 6788 attached [pid 6787] setpgid(0, 0 [pid 6786] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6785] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6787] <... setpgid resumed>) = 0 [pid 6788] set_robust_list(0x55556003c6e0, 24 [pid 6787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6786] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6788 [pid 6788] <... set_robust_list resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6788] rt_sigprocmask(SIG_SETMASK, [] [pid 6787] <... openat resumed>) = 3 [pid 6786] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6785] <... write resumed>) = 31 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6788] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6787] write(3, "1000", 4 [pid 6786] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6787] <... write resumed>) = 4 [pid 6786] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6785] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6788] <... prctl resumed>) = 0 [pid 6787] close(3 [pid 6788] setpgid(0, 0 [pid 6787] <... close resumed>) = 0 [pid 6786] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6785] <... openat resumed>) = 4 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6788] <... setpgid resumed>) = 0 [pid 6787] write(1, "executing program\n", 18 [pid 6786] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6785] exit_group(0 [pid 6788] <... openat resumed>) = 3 [pid 6787] <... write resumed>) = 18 [pid 6786] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6785] <... exit_group resumed>) = ? executing program [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6787] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6786] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6788] write(3, "1000", 4 [pid 6786] <... openat resumed>) = 3 [pid 6788] <... write resumed>) = 4 [pid 6787] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6788] close(3 [pid 6787] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6786] exit_group(0ci2-upstream-fs/strace-static-x86_64: Process 6789 attached [pid 6788] <... close resumed>) = 0 [pid 6787] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6789] set_robust_list(0x55556003c6e0, 24 [pid 6788] write(1, "executing program\n", 18 [pid 6786] <... exit_group resumed>) = ? executing program [pid 6789] <... set_robust_list resumed>) = 0 [pid 6788] <... write resumed>) = 18 [pid 6787] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6789 [pid 6789] rt_sigprocmask(SIG_SETMASK, [] [pid 6788] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6789] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6788] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6788] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6787] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6786] +++ exited with 0 +++ [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6789] <... prctl resumed>) = 0 [pid 6788] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6787] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6789] setpgid(0, 0 [pid 6788] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6787] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6789] <... setpgid resumed>) = 0 [pid 6787] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6788] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6789] <... openat resumed>) = 3 [pid 6787] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6785] +++ exited with 0 +++ [pid 5607] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6789] write(3, "1000", 4 [pid 6788] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6787] exit_group(0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6789] <... write resumed>) = 4 [pid 5607] <... restart_syscall resumed>) = 0 [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6789] close(3) = 0 [pid 6788] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6787] <... exit_group resumed>) = ? [pid 5605] <... restart_syscall resumed>) = 0 [pid 6789] write(1, "executing program\n", 18 executing program [pid 6788] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6789] <... write resumed>) = 18 [pid 6788] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6789] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6788] exit_group(0 [pid 6787] +++ exited with 0 +++ [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6788] <... exit_group resumed>) = ? [pid 6789] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6788] +++ exited with 0 +++ [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6789] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6787, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 122.156959][ T6785] gadgetfs: bound to dummy_udc driver [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6789] <... mount resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6791 attached ci2-upstream-fs/strace-static-x86_64: Process 6790 attached [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] <... restart_syscall resumed>) = 0 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6791] set_robust_list(0x55556003c6e0, 24 [pid 6790] set_robust_list(0x55556003c6e0, 24 [pid 6789] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6791 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6790 [pid 6791] <... set_robust_list resumed>) = 0 [pid 6790] <... set_robust_list resumed>) = 0 [pid 6789] <... openat resumed>) = 3 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6791] rt_sigprocmask(SIG_SETMASK, [] [pid 6790] rt_sigprocmask(SIG_SETMASK, [] [pid 6789] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6791] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6790] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6792 attached [pid 6791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6792] set_robust_list(0x55556003c6e0, 24ci2-upstream-fs/strace-static-x86_64: Process 6793 attached ) = 0 [pid 6791] <... prctl resumed>) = 0 [pid 6790] <... prctl resumed>) = 0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6792 [pid 6791] setpgid(0, 0 [pid 6790] setpgid(0, 0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6793] set_robust_list(0x55556003c6e0, 24 [pid 6792] rt_sigprocmask(SIG_SETMASK, [] [pid 6791] <... setpgid resumed>) = 0 [pid 6790] <... setpgid resumed>) = 0 [pid 6793] <... set_robust_list resumed>) = 0 [pid 6792] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6791] <... openat resumed>) = 3 [pid 6790] <... openat resumed>) = 3 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6793 [pid 6793] rt_sigprocmask(SIG_SETMASK, [] [pid 6792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6791] write(3, "1000", 4 [pid 6790] write(3, "1000", 4 [pid 6789] <... write resumed>) = 31 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6793] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6792] <... prctl resumed>) = 0 [pid 6790] <... write resumed>) = 4 [pid 6793] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6792] setpgid(0, 0 [pid 6791] <... write resumed>) = 4 [pid 6790] close(3 [pid 6793] <... prctl resumed>) = 0 [pid 6792] <... setpgid resumed>) = 0 [pid 6791] close(3 [pid 6790] <... close resumed>) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6793] setpgid(0, 0 [pid 6792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6791] <... close resumed>) = 0 [pid 6789] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6793] <... setpgid resumed>) = 0 [pid 6792] <... openat resumed>) = 3 [pid 6791] write(1, "executing program\n", 18 executing program executing program [pid 6790] write(1, "executing program\n", 18 [pid 6789] <... openat resumed>) = 4 [pid 6793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6791] <... write resumed>) = 18 [pid 6790] <... write resumed>) = 18 [pid 6789] exit_group(0 [pid 6793] <... openat resumed>) = 3 [pid 6792] write(3, "1000", 4 [pid 6791] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6790] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6789] <... exit_group resumed>) = ? [pid 6793] write(3, "1000", 4 [pid 6792] <... write resumed>) = 4 [pid 6791] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6790] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6793] <... write resumed>) = 4 [pid 6792] close(3 [pid 6791] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6790] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6793] close(3 [pid 6792] <... close resumed>) = 0 [pid 6791] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6790] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6793] <... close resumed>) = 0 [pid 6792] write(1, "executing program\n", 18 [pid 6793] write(1, "executing program\n", 18 [pid 6792] <... write resumed>) = 18 [pid 6793] <... write resumed>) = 18 executing program executing program [pid 6793] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6792] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6791] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6790] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6793] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6792] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6790] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6793] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6792] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6791] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6790] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6793] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6792] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6793] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6792] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6790] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6793] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6792] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6791] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6790] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6793] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6792] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6791] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6790] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6793] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6792] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6791] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6790] exit_group(0 [pid 6793] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6792] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6791] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6793] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6792] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6791] exit_group(0 [pid 6790] <... exit_group resumed>) = ? [pid 6793] exit_group(0 [pid 6792] exit_group(0 [pid 6793] <... exit_group resumed>) = ? [pid 6792] <... exit_group resumed>) = ? [pid 6791] <... exit_group resumed>) = ? [pid 6792] +++ exited with 0 +++ [pid 6790] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 122.252709][ T6789] gadgetfs: bound to dummy_udc driver [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6793] +++ exited with 0 +++ [pid 6789] +++ exited with 0 +++ [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6791] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6793, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6789, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] <... restart_syscall resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5610] <... restart_syscall resumed>) = 0 [pid 5604] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6794 attached [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6794 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6794] set_robust_list(0x55556003c6e0, 24 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6794] <... set_robust_list resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6795 attached ci2-upstream-fs/strace-static-x86_64: Process 6796 attached [pid 6794] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6796] set_robust_list(0x55556003c6e0, 24 [pid 6795] set_robust_list(0x55556003c6e0, 24 [pid 6794] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6796] <... set_robust_list resumed>) = 0 [pid 6794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6795] <... set_robust_list resumed>) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6795 [pid 6796] rt_sigprocmask(SIG_SETMASK, [] [pid 6794] <... prctl resumed>) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6796 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6795] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6797 attached [pid 6796] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6794] setpgid(0, 0 [pid 6797] set_robust_list(0x55556003c6e0, 24 [pid 6795] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6794] <... setpgid resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6797 [pid 6797] <... set_robust_list resumed>) = 0 [pid 6796] <... prctl resumed>) = 0 [pid 6795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6796] setpgid(0, 0 [pid 6795] <... prctl resumed>) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6797] rt_sigprocmask(SIG_SETMASK, [] [pid 6795] setpgid(0, 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6796] <... setpgid resumed>) = 0 [pid 6795] <... setpgid resumed>) = 0 [pid 6794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6797] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6797] <... prctl resumed>) = 0 [pid 6796] <... openat resumed>) = 3 [pid 6795] <... openat resumed>) = 3 [pid 6794] <... openat resumed>) = 3 [pid 6797] setpgid(0, 0) = 0 [pid 6796] write(3, "1000", 4 [pid 6797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6796] <... write resumed>) = 4 [pid 6795] write(3, "1000", 4 [pid 6794] write(3, "1000", 4 [pid 6796] close(3 [pid 6794] <... write resumed>) = 4 [pid 6795] <... write resumed>) = 4 [pid 6797] <... openat resumed>) = 3 [pid 6796] <... close resumed>) = 0 [pid 6794] close(3 [pid 6795] close(3 [pid 6797] write(3, "1000", 4 [pid 6796] write(1, "executing program\n", 18 [pid 6794] <... close resumed>) = 0 [pid 6797] <... write resumed>) = 4 [pid 6796] <... write resumed>) = 18 [pid 6795] <... close resumed>) = 0 [pid 6797] close(3 [pid 6794] write(1, "executing program\n", 18 executing program executing program [pid 6796] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6795] write(1, "executing program\n", 18ci2-upstream-fs/strace-static-x86_64: Process 6798 attached [pid 6797] <... close resumed>) = 0 [pid 6796] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6795] <... write resumed>) = 18 executing program [pid 6794] <... write resumed>) = 18 [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6798 [pid 6798] set_robust_list(0x55556003c6e0, 24 [pid 6797] write(1, "executing program\n", 18 executing program [pid 6796] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6795] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6794] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6798] <... set_robust_list resumed>) = 0 [pid 6797] <... write resumed>) = 18 [pid 6796] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6795] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6794] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6798] rt_sigprocmask(SIG_SETMASK, [] [pid 6797] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6795] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6798] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6797] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6796] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6794] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6797] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6796] <... openat resumed>) = 3 [pid 6798] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6797] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6795] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6796] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6794] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6798] <... prctl resumed>) = 0 [pid 6797] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6795] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6798] setpgid(0, 0 [pid 6797] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6795] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6794] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6798] <... setpgid resumed>) = 0 [pid 6797] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6795] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6794] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6797] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6796] <... write resumed>) = 31 [pid 6795] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6795] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6794] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6797] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6795] <... openat resumed>) = 3 [pid 6794] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6798] <... openat resumed>) = 3 [pid 6796] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6798] write(3, "1000", 4 [pid 6794] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6796] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6798] <... write resumed>) = 4 [pid 6797] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6796] exit_group(0 [pid 6795] exit_group(0 [pid 6794] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6798] close(3 [pid 6797] exit_group(0 [pid 6796] <... exit_group resumed>) = ? [pid 6795] <... exit_group resumed>) = ? [pid 6794] exit_group(0 [pid 6798] <... close resumed>) = 0 [pid 6797] <... exit_group resumed>) = ? [pid 6798] write(1, "executing program\n", 18 [pid 6794] <... exit_group resumed>) = ? executing program [pid 6798] <... write resumed>) = 18 [pid 6795] +++ exited with 0 +++ [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 6798] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6794] +++ exited with 0 +++ [pid 5605] <... restart_syscall resumed>) = 0 [pid 6798] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6797] +++ exited with 0 +++ [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6796] +++ exited with 0 +++ [pid 6798] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6798] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6798] <... openat resumed>) = 3 [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6798] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6798] <... write resumed>) = 31 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 122.387538][ T6796] gadgetfs: bound to dummy_udc driver [pid 6798] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWRci2-upstream-fs/strace-static-x86_64: Process 6799 attached ci2-upstream-fs/strace-static-x86_64: Process 6800 attached ci2-upstream-fs/strace-static-x86_64: Process 6801 attached ) = 4 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6799 ci2-upstream-fs/strace-static-x86_64: Process 6802 attached [pid 6801] set_robust_list(0x55556003c6e0, 24 [pid 6800] set_robust_list(0x55556003c6e0, 24 [pid 6799] set_robust_list(0x55556003c6e0, 24 [pid 6798] exit_group(0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6801 [pid 6802] set_robust_list(0x55556003c6e0, 24 [pid 6801] <... set_robust_list resumed>) = 0 [pid 6800] <... set_robust_list resumed>) = 0 [pid 6802] <... set_robust_list resumed>) = 0 [pid 6801] rt_sigprocmask(SIG_SETMASK, [] [pid 6800] rt_sigprocmask(SIG_SETMASK, [] [pid 6799] <... set_robust_list resumed>) = 0 [pid 6798] <... exit_group resumed>) = ? [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6802 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6800 [pid 6802] rt_sigprocmask(SIG_SETMASK, [] [pid 6801] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6800] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6799] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6802] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6801] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6799] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6801] <... prctl resumed>) = 0 [pid 6800] <... prctl resumed>) = 0 [pid 6799] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6802] <... prctl resumed>) = 0 [pid 6801] setpgid(0, 0 [pid 6800] setpgid(0, 0 [pid 6799] <... prctl resumed>) = 0 [pid 6802] setpgid(0, 0 [pid 6801] <... setpgid resumed>) = 0 [pid 6800] <... setpgid resumed>) = 0 [pid 6799] setpgid(0, 0 [pid 6802] <... setpgid resumed>) = 0 [pid 6801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6800] <... openat resumed>) = 3 [pid 6799] <... setpgid resumed>) = 0 [pid 6802] <... openat resumed>) = 3 [pid 6801] <... openat resumed>) = 3 [pid 6800] write(3, "1000", 4 [pid 6799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6802] write(3, "1000", 4 [pid 6801] write(3, "1000", 4 [pid 6800] <... write resumed>) = 4 [pid 6802] <... write resumed>) = 4 [pid 6801] <... write resumed>) = 4 [pid 6800] close(3 [pid 6802] close(3 [pid 6801] close(3 [pid 6800] <... close resumed>) = 0 [ 122.440287][ T6798] gadgetfs: bound to dummy_udc driver [pid 6799] <... openat resumed>) = 3 [pid 6798] +++ exited with 0 +++ [pid 6802] <... close resumed>) = 0 [pid 6801] <... close resumed>) = 0 [pid 6800] write(1, "executing program\n", 18 [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6798, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- executing program [pid 6802] write(1, "executing program\n", 18 [pid 6801] write(1, "executing program\n", 18 [pid 6800] <... write resumed>) = 18 executing program executing program [pid 6799] write(3, "1000", 4 [pid 6802] <... write resumed>) = 18 [pid 6801] <... write resumed>) = 18 [pid 6800] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6799] <... write resumed>) = 4 [pid 6802] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6801] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6800] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6799] close(3 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6802] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6801] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6800] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6799] <... close resumed>) = 0 [pid 6802] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6801] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6802] <... mount resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 6799] write(1, "executing program\n", 18 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6802] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6801] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6800] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6799] <... write resumed>) = 18 [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6802] <... openat resumed>) = 3 [pid 6801] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6800] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6799] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6802] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6801] <... openat resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6803 attached [pid 6800] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6799] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6799] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6803 [pid 6803] set_robust_list(0x55556003c6e0, 24 [pid 6801] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6800] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6799] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6803] <... set_robust_list resumed>) = 0 [pid 6802] <... write resumed>) = 31 [pid 6801] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6800] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6799] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6803] rt_sigprocmask(SIG_SETMASK, [] [pid 6802] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6801] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6800] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6799] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6803] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6802] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6801] <... openat resumed>) = 3 [pid 6800] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6799] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31) = -1 EBADF (Bad file descriptor) [pid 6800] exit_group(0 [pid 6799] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6800] <... exit_group resumed>) = ? [pid 6803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6802] exit_group(0 [pid 6799] exit_group(0 [pid 6801] exit_group(0 [pid 6803] <... prctl resumed>) = 0 [pid 6802] <... exit_group resumed>) = ? [pid 6801] <... exit_group resumed>) = ? [pid 6803] setpgid(0, 0 [pid 6799] <... exit_group resumed>) = ? [pid 6803] <... setpgid resumed>) = 0 [pid 6803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6800] +++ exited with 0 +++ [pid 6801] +++ exited with 0 +++ [pid 6803] write(3, "1000", 4 [pid 6799] +++ exited with 0 +++ [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6803] <... write resumed>) = 4 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] restart_syscall(<... resuming interrupted rt_sigprocmask ...> executing program [pid 6803] close(3) = 0 [pid 6802] +++ exited with 0 +++ [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... restart_syscall resumed>) = 0 [pid 6803] write(1, "executing program\n", 18) = 18 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6802, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6799, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6803] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6803] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5612] <... restart_syscall resumed>) = 0 [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6803] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6804 attached [pid 6803] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6804] set_robust_list(0x55556003c6e0, 24 [pid 6803] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6804] <... set_robust_list resumed>) = 0 [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 6805 attached ci2-upstream-fs/strace-static-x86_64: Process 6806 attached [pid 6804] rt_sigprocmask(SIG_SETMASK, [] [pid 6803] <... openat resumed>) = 3 [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6806] set_robust_list(0x55556003c6e0, 24 [pid 6805] set_robust_list(0x55556003c6e0, 24 [pid 6804] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6803] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6804 [pid 6806] <... set_robust_list resumed>) = 0 [pid 6805] <... set_robust_list resumed>) = 0 [pid 6804] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6806] rt_sigprocmask(SIG_SETMASK, [] [pid 6805] rt_sigprocmask(SIG_SETMASK, [] [pid 6804] <... prctl resumed>) = 0 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6806] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6804] setpgid(0, 0 [pid 6806] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6804] <... setpgid resumed>) = 0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6805 [pid 6806] <... prctl resumed>) = 0 [pid 6805] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6806 [pid 6806] setpgid(0, 0 [pid 6805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6804] <... openat resumed>) = 3 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5604] rt_sigprocmask(SIG_SETMASK, []ci2-upstream-fs/strace-static-x86_64: Process 6807 attached [pid 6806] <... setpgid resumed>) = 0 [pid 6805] <... prctl resumed>) = 0 [pid 6803] <... write resumed>) = 31 [pid 6804] write(3, "1000", 4 [pid 6807] set_robust_list(0x55556003c6e0, 24) = 0 [pid 6806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6805] setpgid(0, 0 [pid 6804] <... write resumed>) = 4 [pid 6803] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6807] rt_sigprocmask(SIG_SETMASK, [] [pid 6806] <... openat resumed>) = 3 [pid 6805] <... setpgid resumed>) = 0 [pid 6804] close(3 [pid 6803] <... openat resumed>) = 4 [pid 6807] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 122.506803][ T6802] gadgetfs: bound to dummy_udc driver [pid 6806] write(3, "1000", 4 [pid 6804] <... close resumed>) = 0 [pid 6807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6806] <... write resumed>) = 4 [pid 6805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6804] write(1, "executing program\n", 18 [pid 6803] exit_group(0 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6807 executing program [pid 6807] <... prctl resumed>) = 0 [pid 6806] close(3 [pid 6805] <... openat resumed>) = 3 [pid 6804] <... write resumed>) = 18 [pid 6803] <... exit_group resumed>) = ? [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6807] setpgid(0, 0 [pid 6804] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6807] <... setpgid resumed>) = 0 [pid 6806] <... close resumed>) = 0 [pid 6805] write(3, "1000", 4 [pid 6804] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6806] write(1, "executing program\n", 18 [pid 6805] <... write resumed>) = 4 [pid 6804] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6806] <... write resumed>) = 18 executing program [pid 6805] close(3 [pid 6806] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6805] <... close resumed>) = 0 [pid 6804] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6807] <... openat resumed>) = 3 [pid 6805] write(1, "executing program\n", 18 [pid 6806] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6805] <... write resumed>) = 18 executing program [pid 6806] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6804] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6807] write(3, "1000", 4 [pid 6805] mkdirat(AT_FDCWD, "./gadget", 0777) = -1 EEXIST (File exists) [pid 6807] <... write resumed>) = 4 [pid 6806] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6805] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6804] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6806] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6804] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6803] +++ exited with 0 +++ [pid 6807] close(3 [pid 6806] <... openat resumed>) = 3 [pid 6805] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6804] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6807] <... close resumed>) = 0 [pid 6806] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6805] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 5607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6803, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6804] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6807] write(1, "executing program\n", 18 [pid 6804] <... openat resumed>) = 3 [pid 5607] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6807] <... write resumed>) = 18 executing program [pid 6805] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6804] exit_group(0 [pid 5607] <... rt_sigprocmask resumed>, [], 8) = 0 [ 122.565232][ T6803] gadgetfs: bound to dummy_udc driver [pid 6807] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6806] <... write resumed>) = 31 [pid 6805] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6804] <... exit_group resumed>) = ? [pid 5607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6807] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6805] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6807] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6805] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6807] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6806] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6805] <... openat resumed>) = 3 [pid 6804] +++ exited with 0 +++ [pid 6807] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6806] <... openat resumed>) = -1 EBUSY (Device or resource busy) ci2-upstream-fs/strace-static-x86_64: Process 6808 attached [pid 6807] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6806] exit_group(0 [pid 5610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6808] set_robust_list(0x55556003c6e0, 24 [pid 6807] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6806] <... exit_group resumed>) = ? [pid 6805] exit_group(0 [pid 5610] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5607] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6808 [pid 6808] <... set_robust_list resumed>) = 0 [pid 6807] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6805] <... exit_group resumed>) = ? [pid 5610] <... restart_syscall resumed>) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [] [pid 6808] rt_sigprocmask(SIG_SETMASK, [] [pid 6807] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5607] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6808] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6807] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 6806] +++ exited with 0 +++ [pid 6805] +++ exited with 0 +++ [pid 6808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6807] exit_group(0 [pid 5610] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6808] <... prctl resumed>) = 0 [pid 6807] <... exit_group resumed>) = ? [pid 5610] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6808] setpgid(0, 0) = 0 [pid 5605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6806, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5605] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] rt_sigprocmask(SIG_BLOCK, ~[]ci2-upstream-fs/strace-static-x86_64: Process 6809 attached [pid 6808] <... openat resumed>) = 3 [pid 6807] +++ exited with 0 +++ [pid 5604] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 6809] set_robust_list(0x55556003c6e0, 24 [pid 6808] write(3, "1000", 4 [pid 5612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6809] <... set_robust_list resumed>) = 0 [pid 6808] <... write resumed>) = 4 [pid 5612] restart_syscall(<... resuming interrupted rt_sigprocmask ...> [pid 5604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6809] rt_sigprocmask(SIG_SETMASK, [] [pid 6808] close(3 [pid 6809] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6808] <... close resumed>) = 0 [pid 5605] <... restart_syscall resumed>) = 0 ci2-upstream-fs/strace-static-x86_64: Process 6810 attached [pid 6809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6808] write(1, "executing program\n", 18 [pid 5610] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6809 executing program [pid 6810] set_robust_list(0x55556003c6e0, 24 [pid 6809] <... prctl resumed>) = 0 [pid 6808] <... write resumed>) = 18 [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 6810] <... set_robust_list resumed>) = 0 [pid 6809] setpgid(0, 0 [pid 6808] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6810] rt_sigprocmask(SIG_SETMASK, [] [pid 6809] <... setpgid resumed>) = 0 [pid 6808] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[] [pid 5604] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6810 [pid 6810] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6808] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 5612] <... restart_syscall resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, [], 8) = 0 [ 122.610664][ T6806] gadgetfs: bound to dummy_udc driver [pid 5604] rt_sigprocmask(SIG_SETMASK, [] [pid 6810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6809] <... openat resumed>) = 3 [pid 6808] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5604] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6810] <... prctl resumed>) = 0 [pid 6809] write(3, "1000", 4 [pid 6808] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6810] setpgid(0, 0 [pid 6809] <... write resumed>) = 4 ci2-upstream-fs/strace-static-x86_64: Process 6811 attached [pid 6810] <... setpgid resumed>) = 0 [pid 6809] close(3 [pid 6808] <... openat resumed>) = 3 [pid 6811] set_robust_list(0x55556003c6e0, 24 [pid 6810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6809] <... close resumed>) = 0 [pid 6808] write(3, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6811] <... set_robust_list resumed>) = 0 [pid 6809] write(1, "executing program\n", 18 executing program [pid 5612] rt_sigprocmask(SIG_BLOCK, ~[] [pid 6809] <... write resumed>) = 18 [pid 5612] <... rt_sigprocmask resumed>, [], 8) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6811 [pid 6811] rt_sigprocmask(SIG_SETMASK, [] [pid 6810] <... openat resumed>) = 3 [pid 6809] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 5612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6811] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6810] write(3, "1000", 4 [pid 6809] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6808] <... write resumed>) = 31 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 6811] <... prctl resumed>) = 0 [pid 6810] <... write resumed>) = 4 [pid 6809] mount(NULL, "./gadget", "gadgetfs", 0, NULLci2-upstream-fs/strace-static-x86_64: Process 6812 attached [pid 6811] setpgid(0, 0 [pid 6810] close(3 [pid 6809] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 6808] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6812] set_robust_list(0x55556003c6e0, 24 [pid 6811] <... setpgid resumed>) = 0 [pid 6810] <... close resumed>) = 0 [pid 6809] openat(AT_FDCWD, "./gadget/dummy_udc", O_RDWR|O_NONBLOCK [pid 6808] <... openat resumed>) = 4 [pid 5612] <... clone resumed>, child_tidptr=0x55556003c6d0) = 6812 [pid 6812] <... set_robust_list resumed>) = 0 [pid 6811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6810] write(1, "executing program\n", 18 [pid 6809] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6808] exit_group(0 [pid 5612] rt_sigprocmask(SIG_SETMASK, [] [pid 6812] rt_sigprocmask(SIG_SETMASK, [] [pid 6810] <... write resumed>) = 18 executing program [pid 6812] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6811] <... openat resumed>) = 3 [pid 6810] mkdirat(AT_FDCWD, "./gadget", 0777 [pid 6809] write(-1, "\x00\x00\x00\x00\x09\x02\x09\x00\x01\x01\x00\x80\x32\x12\x01\x00\x02\x00\x00\x00\x40\x25\x05\xa0\xa4\x00\x01\x00\x00\x00\x01", 31 [pid 6808] <... exit_group resumed>) = ? [pid 5612] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 6812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6811] write(3, "1000", 4 [pid 6810] <... mkdirat resumed>) = -1 EEXIST (File exists) [pid 6809] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 6812] <... prctl resumed>) = 0 [pid 6812] setpgid(0, 0 [pid 6811] <... write resumed>) = 4 [pid 6810] mount(NULL, "./gadget", "gadgetfs", 0, NULL [pid 6809] openat(AT_FDCWD, "./gadget/ep1in-bulk", O_RDWR [pid 6812] <... setpgid resumed>) = 0 [pid 6811] close(3 [pid 6812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6811] <... close resumed>) = 0 [ 122.688257][ T6808] gadgetfs: bound to dummy_udc driver [ 122.717399][ T6809] ================================================================== [ 122.717418][ T6809] BUG: KASAN: slab-use-after-free in mutex_lock_interruptible_nested+0x5a/0x1d0 [ 122.717474][ T6809] Read of size 1 at addr ffff88803487fc58 by task syz-executor373/6809 [ 122.717494][ T6809] [ 122.717507][ T6809] CPU: 1 UID: 0 PID: 6809 Comm: syz-executor373 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 122.717563][ T6809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 122.717576][ T6809] Call Trace: [ 122.717585][ T6809] [ 122.717594][ T6809] dump_stack_lvl+0xe8/0x150 [ 122.717626][ T6809] print_address_description+0x55/0x1e0 [ 122.717665][ T6809] ? mutex_lock_interruptible_nested+0x5a/0x1d0 [ 122.717688][ T6809] print_report+0x58/0x70 [ 122.717712][ T6809] kasan_report+0x117/0x150 [ 122.717744][ T6809] ? mutex_lock_interruptible_nested+0x5a/0x1d0 [ 122.717769][ T6809] ? ep_open+0x4e/0x270 [ 122.717804][ T6809] __kasan_check_byte+0x2a/0x40 [ 122.717832][ T6809] lock_acquire+0x7d/0x350 [ 122.717859][ T6809] ? ep_open+0x4e/0x270 [ 122.717888][ T6809] ? ep_open+0x4e/0x270 [ 122.717913][ T6809] mutex_lock_interruptible_nested+0x5a/0x1d0 [ 122.717934][ T6809] ? ep_open+0x4e/0x270 [ 122.717962][ T6809] ep_open+0x4e/0x270 [ 122.717988][ T6809] ? do_dentry_open+0x83a/0x1420 [ 122.718018][ T6809] ? __pfx_ep_open+0x10/0x10 [ 122.718046][ T6809] do_dentry_open+0x849/0x1420 [ 122.718080][ T6809] vfs_open+0x3b/0x350 [ 122.718106][ T6809] ? path_openat+0x142d/0x1d60 [ 122.718133][ T6809] path_openat+0x1448/0x1d60 [ 122.718164][ T6809] do_file_open+0x23e/0x4a0 [ 122.718192][ T6809] ? __pfx_do_file_open+0x10/0x10 [ 122.718229][ T6809] ? alloc_fd+0x654/0x6d0 [ 122.718252][ T6809] do_sys_openat2+0x115/0x200 [ 122.718283][ T6809] ? __pfx_do_sys_openat2+0x10/0x10 [ 122.718320][ T6809] __x64_sys_openat+0x138/0x170 [ 122.718354][ T6809] do_syscall_64+0x166/0x520 [ 122.718383][ T6809] ? trace_irq_disable+0x3b/0x140 [ 122.718410][ T6809] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.718431][ T6809] ? clear_bhb_loop+0x70/0xc0 [ 122.718455][ T6809] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.718475][ T6809] RIP: 0033:0x7ff1e4b55639 [ 122.718495][ T6809] 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 [ 122.718513][ T6809] RSP: 002b:00007ffe1b0741b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 122.718538][ T6809] RAX: ffffffffffffffda RBX: 7465676461672f2e RCX: 00007ff1e4b55639 [ 122.718553][ T6809] RDX: 0000000000000002 RSI: 0000200000000600 RDI: 00000000ffffff9c [ 122.718567][ T6809] RBP: 00000000000f4240 R08: 0000000000000009 R09: 0000000000000009 [ 122.718584][ T6809] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000001dcd2 [ 122.718597][ T6809] R13: 00007ffe1b0741cc R14: 00007ffe1b0741e0 R15: 00007ffe1b0741d0 [ 122.718620][ T6809] [ 122.718628][ T6809] [ 122.718634][ T6809] Allocated by task 6808: [ 122.718651][ T6809] kasan_save_track+0x3e/0x80 [ 122.718677][ T6809] __kasan_kmalloc+0x93/0xb0 [ 122.718701][ T6809] __kmalloc_cache_noprof+0x3d5/0x680 [ 122.718726][ T6809] gadgetfs_bind+0x27a/0xae0 [ 122.718751][ T6809] gadget_bind_driver+0x2ca/0x9e0 [ 122.718774][ T6809] really_probe+0x254/0xae0 [ 122.718788][ T6809] __driver_probe_device+0x1e8/0x360 [ 122.718816][ T6809] driver_probe_device+0x4f/0x240 [ 122.718832][ T6809] __driver_attach+0x339/0x600 [ 122.718858][ T6809] bus_for_each_dev+0x23e/0x2c0 [ 122.718879][ T6809] bus_add_driver+0x348/0x670 [ 122.718898][ T6809] driver_register+0x23a/0x320 [ 122.718916][ T6809] usb_gadget_register_driver_owner+0xf9/0x270 [ 122.718939][ T6809] dev_config+0xe4e/0x12c0 [ 122.718962][ T6809] vfs_write+0x29f/0xbb0 [ 122.718981][ T6809] ksys_write+0x156/0x270 [ 122.719000][ T6809] do_syscall_64+0x166/0x520 [ 122.719024][ T6809] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.719042][ T6809] [ 122.719048][ T6809] Freed by task 6808: [ 122.719057][ T6809] kasan_save_track+0x3e/0x80 [ 122.719079][ T6809] kasan_save_free_info+0x40/0x50 [ 122.719099][ T6809] __kasan_slab_free+0x5c/0x80 [ 122.719123][ T6809] kfree+0x1c5/0x6d0 [ 122.719143][ T6809] destroy_ep_files+0x29f/0x330 [ 122.719167][ T6809] gadgetfs_unbind+0x112/0x2c0 [ 122.719191][ T6809] gadget_unbind_driver+0x1cb/0x410 [ 122.719215][ T6809] device_release_driver_internal+0x48b/0x880 [ 122.719243][ T6809] driver_detach+0x1f3/0x2d0 [ 122.719271][ T6809] bus_remove_driver+0x229/0x320 [ 122.719293][ T6809] usb_gadget_unregister_driver+0x4e/0x70 [ 122.719314][ T6809] dev_release+0x86/0x210 [ 122.719338][ T6809] __fput+0x42a/0xa80 [ 122.719354][ T6809] task_work_run+0x1d9/0x270 [ 122.719374][ T6809] do_exit+0x73a/0x2360 [ 122.719391][ T6809] do_group_exit+0x22d/0x2f0 [ 122.719409][ T6809] __x64_sys_exit_group+0x3f/0x40 [ 122.719427][ T6809] x64_sys_call+0x18c6/0x18d0 [ 122.719445][ T6809] do_syscall_64+0x166/0x520 [ 122.719470][ T6809] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.719489][ T6809] [ 122.719494][ T6809] The buggy address belongs to the object at ffff88803487fc00 [ 122.719494][ T6809] which belongs to the cache kmalloc-512 of size 512 [ 122.719510][ T6809] The buggy address is located 88 bytes inside of [ 122.719510][ T6809] freed 512-byte region [ffff88803487fc00, ffff88803487fe00) [ 122.719530][ T6809] [ 122.719535][ T6809] The buggy address belongs to the physical page: [ 122.719546][ T6809] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3487c [ 122.719565][ T6809] head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 122.719581][ T6809] flags: 0x80000000000040(head|node=0|zone=1) [ 122.719599][ T6809] page_type: f5(slab) [ 122.719618][ T6809] raw: 0080000000000040 ffff88813ff00c80 dead000000000100 dead000000000122 [ 122.719636][ T6809] raw: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 122.719664][ T6809] head: 0080000000000040 ffff88813ff00c80 dead000000000100 dead000000000122 [ 122.719682][ T6809] head: 0000000000000000 0000000000100010 00000000f5000000 0000000000000000 [ 122.719700][ T6809] head: 0080000000000002 ffffffffffffff01 00000000ffffffff 00000000ffffffff [ 122.719716][ T6809] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000004 [ 122.719727][ T6809] page dumped because: kasan: bad access detected [ 122.719737][ T6809] page_owner tracks the page as allocated [ 122.719744][ T6809] page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 6131, tgid 6131 (syz-executor373), ts 106933771111 [ 122.719778][ T6809] post_alloc_hook+0x1f9/0x250 [ 122.719805][ T6809] get_page_from_freelist+0x2591/0x2600 [ 122.719837][ T6809] __alloc_frozen_pages_noprof+0x230/0x5c0 [ 122.719867][ T6809] allocate_slab+0x7d/0x620 [ 122.719885][ T6809] refill_objects+0x2d8/0x350 [ 122.719898][ T6809] __pcs_replace_empty_main+0x339/0x690 [ 122.719910][ T6809] __kmalloc_cache_noprof+0x46f/0x680 [ 122.719929][ T6809] gadgetfs_bind+0x27a/0xae0 [ 122.719949][ T6809] gadget_bind_driver+0x2ca/0x9e0 [ 122.719966][ T6809] really_probe+0x254/0xae0 [ 122.719975][ T6809] __driver_probe_device+0x1e8/0x360 [ 122.719998][ T6809] driver_probe_device+0x4f/0x240 [ 122.720007][ T6809] __driver_attach+0x339/0x600 [ 122.720029][ T6809] bus_for_each_dev+0x23e/0x2c0 [ 122.720044][ T6809] bus_add_driver+0x348/0x670 [ 122.720059][ T6809] driver_register+0x23a/0x320 [ 122.720070][ T6809] page last free pid 5607 tgid 5607 ts 106932295279 stack trace: [ 122.720078][ T6809] __free_frozen_pages+0xf8e/0x1070 [ 122.720096][ T6809] stack_depot_save_flags+0x41e/0x7f0 [ 122.720113][ T6809] kasan_save_track+0x4f/0x80 [ 122.720132][ T6809] __kasan_slab_alloc+0x6c/0x80 [ 122.720154][ T6809] kmem_cache_alloc_noprof+0x360/0x690 [ 122.720171][ T6809] fill_pool+0x163/0x610 [ 122.720192][ T6809] debug_objects_fill_pool+0x63/0x80 [ 122.720212][ T6809] debug_object_assert_init+0x65/0x310 [ 122.720232][ T6809] hrtimer_start_range_ns_user+0x3d/0x440 [ 122.720244][ T6809] do_nanosleep+0x1b5/0x720 [ 122.720259][ T6809] hrtimer_nanosleep_restart+0x1b6/0x280 [ 122.720276][ T6809] do_syscall_64+0x166/0x520 [ 122.720296][ T6809] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.720308][ T6809] [ 122.720311][ T6809] Memory state around the buggy address: [ 122.720318][ T6809] ffff88803487fb00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 122.720326][ T6809] ffff88803487fb80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 122.720334][ T6809] >ffff88803487fc00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 122.720340][ T6809] ^ [ 122.720346][ T6809] ffff88803487fc80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 122.720354][ T6809] ffff88803487fd00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 122.720360][ T6809] ================================================================== [ 122.720833][ T6809] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 123.572059][ T6809] CPU: 0 UID: 0 PID: 6809 Comm: syz-executor373 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 123.582294][ T6809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 123.592465][ T6809] Call Trace: [ 123.595842][ T6809] [ 123.598784][ T6809] vpanic+0x56d/0xa60 [ 123.602778][ T6809] ? __pfx_vpanic+0x10/0x10 [ 123.607280][ T6809] ? __pfx___schedule+0x10/0x10 [ 123.612133][ T6809] panic+0xc5/0xd0 [ 123.615850][ T6809] ? __pfx_panic+0x10/0x10 [ 123.620270][ T6809] ? preempt_schedule_common+0x7f/0xd0 [ 123.625751][ T6809] ? mutex_lock_interruptible_nested+0x5a/0x1d0 [ 123.632034][ T6809] check_panic_on_warn+0x89/0xb0 [ 123.636982][ T6809] ? mutex_lock_interruptible_nested+0x5a/0x1d0 [ 123.643319][ T6809] end_report+0x73/0x170 [ 123.647613][ T6809] ? mutex_lock_interruptible_nested+0x5a/0x1d0 [ 123.653894][ T6809] kasan_report+0x128/0x150 [ 123.658436][ T6809] ? mutex_lock_interruptible_nested+0x5a/0x1d0 [ 123.664699][ T6809] ? ep_open+0x4e/0x270 [ 123.668856][ T6809] __kasan_check_byte+0x2a/0x40 [ 123.673713][ T6809] lock_acquire+0x7d/0x350 [ 123.678132][ T6809] ? ep_open+0x4e/0x270 [ 123.682287][ T6809] ? ep_open+0x4e/0x270 [ 123.686438][ T6809] mutex_lock_interruptible_nested+0x5a/0x1d0 [ 123.692500][ T6809] ? ep_open+0x4e/0x270 [ 123.696728][ T6809] ep_open+0x4e/0x270 [ 123.700827][ T6809] ? do_dentry_open+0x83a/0x1420 [ 123.705786][ T6809] ? __pfx_ep_open+0x10/0x10 [ 123.710399][ T6809] do_dentry_open+0x849/0x1420 [ 123.715188][ T6809] vfs_open+0x3b/0x350 [ 123.719276][ T6809] ? path_openat+0x142d/0x1d60 [ 123.724035][ T6809] path_openat+0x1448/0x1d60 [ 123.728623][ T6809] do_file_open+0x23e/0x4a0 [ 123.733128][ T6809] ? __pfx_do_file_open+0x10/0x10 [ 123.738183][ T6809] ? alloc_fd+0x654/0x6d0 [ 123.742521][ T6809] do_sys_openat2+0x115/0x200 [ 123.747224][ T6809] ? __pfx_do_sys_openat2+0x10/0x10 [ 123.752444][ T6809] __x64_sys_openat+0x138/0x170 [ 123.757324][ T6809] do_syscall_64+0x166/0x520 [ 123.761921][ T6809] ? trace_irq_disable+0x3b/0x140 [ 123.766952][ T6809] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.773038][ T6809] ? clear_bhb_loop+0x70/0xc0 [ 123.777722][ T6809] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.783645][ T6809] RIP: 0033:0x7ff1e4b55639 [ 123.788055][ T6809] 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 [ 123.807665][ T6809] RSP: 002b:00007ffe1b0741b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 123.816097][ T6809] RAX: ffffffffffffffda RBX: 7465676461672f2e RCX: 00007ff1e4b55639 [ 123.824071][ T6809] RDX: 0000000000000002 RSI: 0000200000000600 RDI: 00000000ffffff9c [ 123.832053][ T6809] RBP: 00000000000f4240 R08: 0000000000000009 R09: 0000000000000009 [ 123.840033][ T6809] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000001dcd2 [ 123.848008][ T6809] R13: 00007ffe1b0741cc R14: 00007ffe1b0741e0 R15: 00007ffe1b0741d0 [ 123.856065][ T6809] [ 123.859256][ T6809] Kernel Offset: disabled [ 123.863590][ T6809] Rebooting in 86400 seconds..