ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor3486802474 <...> no interfaces have a carrier [ 65.538840][ T5244] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.576604][ T5244] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK Starting sshd: OK syzkaller syzkaller login: [ 91.916515][ T10] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.73' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor3486802474", ["ci2-upstream-fs/syz-executor3486802474"], 0x7ffcbaf47d40 /* 10 vars */) = 0 brk(NULL) = 0x5555739cf000 brk(0x5555739cfd80) = 0x5555739cfd80 arch_prctl(ARCH_SET_FS, 0x5555739cf400) = 0 set_tid_address(0x5555739cf6d0) = 5605 set_robust_list(0x5555739cf6e0, 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-executor3486802474", 4096) = 44 getrandom("\x4c\x5c\xeb\x2c\x3c\x33\xd2\x56", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555739cfd80 brk(0x5555739f0d80) = 0x5555739f0d80 brk(0x5555739f1000) = 0x5555739f1000 mprotect(0x7f0781a1c000, 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 5606 attached [pid 5606] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5606 [pid 5606] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5606] setpgid(0, 0) = 0 [pid 5606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5606] write(3, "1000", 4) = 4 [pid 5606] close(3) = 0 [pid 5606] write(1, "executing program\n", 18) = 18 executing program [pid 5606] mkdir("./config", 0777) = 0 [pid 5606] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 5606] mkdir("./config/usb_gadget/g1", 0777) = 0 [pid 5606] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = 0 [pid 5606] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5606] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5606] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5606] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [ 101.149034][ T5606] LUN: removable file: (no medium) [ 101.165135][ T5606] [ 101.167500][ T5606] ============================================ [ 101.173656][ T5606] WARNING: possible recursive locking detected [ 101.179832][ T5606] syzkaller #0 Not tainted [ 101.184253][ T5606] -------------------------------------------- [ 101.190406][ T5606] syz-executor348/5606 is trying to acquire lock: [ 101.196831][ T5606] ffff88801d7d8510 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 101.205592][ T5606] [ 101.205592][ T5606] but task is already holding lock: [ 101.212984][ T5606] ffff88801d7d8510 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x231/0xbb0 [ 101.221556][ T5606] [ 101.221556][ T5606] other info that might help us debug this: [ 101.229636][ T5606] Possible unsafe locking scenario: [ 101.229636][ T5606] [ 101.237108][ T5606] CPU0 [ 101.240404][ T5606] ---- [ 101.243697][ T5606] lock(sb_writers#8); [ 101.247886][ T5606] lock(sb_writers#8); [ 101.252071][ T5606] [ 101.252071][ T5606] *** DEADLOCK *** [ 101.252071][ T5606] [ 101.260225][ T5606] May be due to missing lock nesting notation [ 101.260225][ T5606] [ 101.268564][ T5606] locks held by syz-executor348/5606: 4, last CPU#0: [ 101.275265][ T5606] #0: ffff88801d7d8510 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x231/0xbb0 [ 101.284193][ T5606] #1: ffff8880284d5078 (&buffer->mutex){+.+.}-{4:4}, at: configfs_write_iter+0x81/0x430 [ 101.294084][ T5606] #2: ffff888033121d68 (&p->frag_sem){.+.+}-{4:4}, at: configfs_write_iter+0x23b/0x430 [ 101.303872][ T5606] #3: ffff888035be4198 (&common->filesem){+.+.}-{4:4}, at: fsg_store_file+0x163/0x400 [ 101.313587][ T5606] [ 101.313587][ T5606] stack backtrace: [ 101.319528][ T5606] CPU: 0 UID: 0 PID: 5606 Comm: syz-executor348 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 101.329789][ T5606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 101.339892][ T5606] Call Trace: [ 101.343213][ T5606] [ 101.346169][ T5606] dump_stack_lvl+0xe8/0x150 [ 101.350877][ T5606] print_deadlock_bug+0x27a/0x290 [ 101.355938][ T5606] __lock_acquire+0x25db/0x2de0 [ 101.360827][ T5606] ? __lock_acquire+0x747/0x2de0 [ 101.365825][ T5606] lock_acquire+0x115/0x350 [ 101.370360][ T5606] ? mnt_want_write+0x41/0x90 [ 101.375079][ T5606] sb_start_write+0x4d/0x1d0 [ 101.379710][ T5606] ? mnt_want_write+0x41/0x90 [ 101.384671][ T5606] mnt_want_write+0x41/0x90 [ 101.389211][ T5606] lookup_open+0x1ec/0x1a60 [ 101.393752][ T5606] path_openat+0x67c/0x1d60 [ 101.398300][ T5606] do_file_open+0x23e/0x4a0 [ 101.402847][ T5606] ? __pfx_do_file_open+0x10/0x10 [ 101.407911][ T5606] ? do_getname_kernel+0x54/0x230 [ 101.412959][ T5606] ? do_getname_kernel+0x97/0x230 [ 101.418014][ T5606] ? __asan_memcpy+0x40/0x70 [ 101.422639][ T5606] filp_open+0x16d/0x1d0 [ 101.426912][ T5606] ? __pfx_filp_open+0x10/0x10 [ 101.431707][ T5606] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 101.437569][ T5606] fsg_lun_open+0x6c/0xe00 [ 101.442026][ T5606] fsg_store_file+0x19e/0x400 [ 101.446765][ T5606] ? __pfx_fsg_lun_opts_file_store+0x10/0x10 [ 101.452780][ T5606] configfs_write_iter+0x33a/0x430 [ 101.457999][ T5606] vfs_write+0x61e/0xbb0 [ 101.462275][ T5606] ? __pfx_vfs_write+0x10/0x10 [ 101.467069][ T5606] ? rt_spin_unlock+0x159/0x200 [ 101.471965][ T5606] ? rt_spin_unlock+0x165/0x200 [ 101.476876][ T5606] ksys_write+0x156/0x270 [ 101.481234][ T5606] ? __pfx_ksys_write+0x10/0x10 [ 101.486119][ T5606] do_syscall_64+0x166/0x520 [ 101.490737][ T5606] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 101.496864][ T5606] ? clear_bhb_loop+0x70/0xc0 [ 101.501567][ T5606] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 101.507487][ T5606] RIP: 0033:0x7f0781989649 [ 101.511937][ T5606] 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 [ 101.531570][ T5606] RSP: 002b:00007ffc9bb511f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 101.540102][ T5606] RAX: ffffffffffffffda RBX: 6769666e6f632f2e RCX: 00007f0781989649 [pid 5606] fchdir(5) = 0 [pid 5606] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5606] exit_group(0) = ? [ 101.548098][ T5606] RDX: 0000000000000005 RSI: 00002000000003c0 RDI: 0000000000000003 [ 101.556089][ T5606] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 101.564082][ T5606] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffc9bb51368 [ 101.572076][ T5606] R13: 431bde82d7b634db R14: 00007f0781a1cc40 R15: 0000000000000002 [ 101.580076][ T5606] [ 101.583438][ T5606] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5606] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5606, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555739cf6d0) = 5608 ci2-upstream-fs/strace-static-x86_64: Process 5608 attached [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5608] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5608] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5608] setpgid(0, 0) = 0 [pid 5608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5608] write(3, "1000", 4) = 4 [pid 5608] close(3) = 0 [pid 5608] write(1, "executing program\n", 18) = 18 executing program [pid 5608] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5608] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5608] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5608] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5608] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5608] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5608] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5608] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5608] fchdir(5) = 0 [pid 5608] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5608] exit_group(0) = ? [pid 5608] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5609 attached , child_tidptr=0x5555739cf6d0) = 5609 [pid 5609] set_robust_list(0x5555739cf6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5609] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5609] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5609] setpgid(0, 0) = 0 [pid 5609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5609] write(3, "1000", 4) = 4 [pid 5609] close(3) = 0 [pid 5609] write(1, "executing program\n", 18) = 18 executing program [pid 5609] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5609] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5609] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5609] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5609] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5609] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5609] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5609] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5609] fchdir(5) = 0 [pid 5609] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5609] exit_group(0) = ? [ 101.682644][ T5608] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5609] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5610 attached , child_tidptr=0x5555739cf6d0) = 5610 [pid 5610] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5610] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 101.735626][ T5609] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5610] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5610] setpgid(0, 0) = 0 [pid 5610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5610] write(3, "1000", 4) = 4 [pid 5610] close(3) = 0 [pid 5610] write(1, "executing program\n", 18) = 18 executing program [pid 5610] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5610] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5610] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5610] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5610] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5610] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5610] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5610] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5610] fchdir(5) = 0 [pid 5610] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5610] exit_group(0) = ? [pid 5610] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5611 attached [pid 5611] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5611 [pid 5611] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5611] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5611] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5611] setpgid(0, 0) = 0 [pid 5611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5611] write(3, "1000", 4) = 4 [pid 5611] close(3) = 0 [pid 5611] write(1, "executing program\n", 18) = 18 executing program [pid 5611] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5611] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5611] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5611] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5611] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5611] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5611] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5611] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5611] fchdir(5) = 0 [pid 5611] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5611] exit_group(0) = ? [ 101.809448][ T5610] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5611] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5612 attached [pid 5612] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5612 [pid 5612] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 101.866542][ T5611] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5612] setpgid(0, 0) = 0 [pid 5612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5612] write(3, "1000", 4) = 4 [pid 5612] close(3) = 0 executing program [pid 5612] write(1, "executing program\n", 18) = 18 [pid 5612] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5612] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5612] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5612] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5612] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5612] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5612] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5612] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5612] fchdir(5) = 0 [pid 5612] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5612] exit_group(0) = ? [pid 5612] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5613 attached [pid 5613] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5613 [pid 5613] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5613] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5613] setpgid(0, 0) = 0 [pid 5613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5613] write(3, "1000", 4) = 4 [pid 5613] close(3) = 0 [pid 5613] write(1, "executing program\n", 18) = 18 executing program [pid 5613] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5613] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5613] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5613] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5613] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5613] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5613] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5613] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5613] fchdir(5) = 0 [pid 5613] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5613] exit_group(0) = ? [ 101.943956][ T5612] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5613] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5614 attached [pid 5614] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5614 [pid 5614] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5614] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5614] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5614] setpgid(0, 0) = 0 [pid 5614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5614] write(3, "1000", 4) = 4 [pid 5614] close(3) = 0 [pid 5614] write(1, "executing program\n", 18) = 18 executing program [pid 5614] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5614] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5614] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5614] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5614] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5614] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5614] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5614] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5614] fchdir(5) = 0 [pid 5614] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5614] exit_group(0) = ? [ 102.007996][ T5613] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5614] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5615 attached , child_tidptr=0x5555739cf6d0) = 5615 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5615] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5615] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5615] setpgid(0, 0) = 0 [pid 5615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5615] write(3, "1000", 4) = 4 [pid 5615] close(3) = 0 [pid 5615] write(1, "executing program\n", 18) = 18 executing program [pid 5615] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5615] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5615] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5615] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5615] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5615] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5615] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5615] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5615] fchdir(5) = 0 [pid 5615] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5615] exit_group(0) = ? [ 102.064158][ T5614] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5615] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5616 attached [pid 5616] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5616 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5616] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5616] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5616] setpgid(0, 0) = 0 [pid 5616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5616] write(3, "1000", 4) = 4 [pid 5616] close(3) = 0 [pid 5616] write(1, "executing program\n", 18) = 18 executing program [pid 5616] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5616] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5616] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5616] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5616] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5616] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5616] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5616] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5616] fchdir(5) = 0 [pid 5616] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [ 102.113992][ T5615] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5616] exit_group(0) = ? [pid 5616] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- 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 5617 attached , child_tidptr=0x5555739cf6d0) = 5617 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5617] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5617] setpgid(0, 0) = 0 [pid 5617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5617] write(3, "1000", 4) = 4 [pid 5617] close(3) = 0 [pid 5617] write(1, "executing program\n", 18) = 18 executing program [pid 5617] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5617] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5617] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5617] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5617] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5617] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5617] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5617] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5617] fchdir(5) = 0 [pid 5617] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5617] exit_group(0) = ? [pid 5617] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5618 attached [ 102.181963][ T5616] mass_storage.0/lun.0: unable to open backing file: file0 [ 102.227620][ T5617] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5618] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5618 [pid 5618] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5618] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5618] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5618] setpgid(0, 0) = 0 [pid 5618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5618] write(3, "1000", 4) = 4 [pid 5618] close(3) = 0 [pid 5618] write(1, "executing program\n", 18) = 18 executing program [pid 5618] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5618] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5618] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5618] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5618] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5618] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5618] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5618] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5618] fchdir(5) = 0 [pid 5618] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5618] exit_group(0) = ? [pid 5618] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5619 attached [pid 5619] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5619 [pid 5619] <... set_robust_list resumed>) = 0 [pid 5619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5619] <... prctl resumed>) = 0 [pid 5619] setpgid(0, 0) = 0 [ 102.289584][ T5618] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5619] write(3, "1000", 4) = 4 [pid 5619] close(3) = 0 [pid 5619] write(1, "executing program\n", 18) = 18 executing program [pid 5619] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5619] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5619] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5619] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5619] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5619] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5619] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5619] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5619] fchdir(5) = 0 [pid 5619] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5619] exit_group(0) = ? [pid 5619] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5620 attached [pid 5620] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5620 [pid 5620] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5620] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5620] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5620] setpgid(0, 0) = 0 [ 102.369768][ T5619] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5620] write(3, "1000", 4) = 4 [pid 5620] close(3) = 0 executing program [pid 5620] write(1, "executing program\n", 18) = 18 [pid 5620] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5620] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5620] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5620] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5620] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5620] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5620] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5620] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5620] fchdir(5) = 0 [pid 5620] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5620] exit_group(0) = ? [pid 5620] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5621 attached , child_tidptr=0x5555739cf6d0) = 5621 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5621] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5621] setpgid(0, 0) = 0 [pid 5621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5621] write(3, "1000", 4) = 4 [pid 5621] close(3) = 0 [pid 5621] write(1, "executing program\n", 18) = 18 executing program [pid 5621] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5621] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5621] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5621] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5621] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5621] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5621] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5621] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5621] fchdir(5) = 0 [pid 5621] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5621] exit_group(0) = ? [ 102.482068][ T5620] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5621] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5622 attached , child_tidptr=0x5555739cf6d0) = 5622 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5622] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5622] setpgid(0, 0) = 0 [pid 5622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5622] write(3, "1000", 4) = 4 [pid 5622] close(3) = 0 [pid 5622] write(1, "executing program\n", 18) = 18 executing program [pid 5622] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5622] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5622] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5622] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5622] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5622] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5622] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5622] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5622] fchdir(5) = 0 [pid 5622] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5622] exit_group(0) = ? [ 102.540489][ T5621] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5622] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5623 attached [pid 5623] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5623 [pid 5623] <... set_robust_list resumed>) = 0 [pid 5623] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5623] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5623] setpgid(0, 0) = 0 [ 102.590153][ T5622] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5623] write(3, "1000", 4) = 4 [pid 5623] close(3) = 0 [pid 5623] write(1, "executing program\n", 18) = 18 executing program [pid 5623] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5623] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5623] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5623] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5623] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5623] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5623] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5623] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5623] fchdir(5) = 0 [pid 5623] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5623] exit_group(0) = ? [pid 5623] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5624 attached [pid 5624] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5624 [pid 5624] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5624] setpgid(0, 0) = 0 [pid 5624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5624] write(3, "1000", 4) = 4 [pid 5624] close(3) = 0 [pid 5624] write(1, "executing program\n", 18) = 18 [ 102.663064][ T5623] mass_storage.0/lun.0: unable to open backing file: file0 executing program [pid 5624] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5624] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5624] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5624] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5624] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5624] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5624] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5624] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5624] fchdir(5) = 0 [pid 5624] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5624] exit_group(0) = ? [pid 5624] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5625 attached , child_tidptr=0x5555739cf6d0) = 5625 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5625] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5625] <... set_robust_list resumed>) = 0 [pid 5625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5625] setpgid(0, 0) = 0 [pid 5625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5625] write(3, "1000", 4) = 4 [pid 5625] close(3) = 0 [pid 5625] write(1, "executing program\n", 18) = 18 executing program [pid 5625] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5625] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5625] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5625] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5625] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5625] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5625] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5625] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5625] fchdir(5) = 0 [pid 5625] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5625] exit_group(0) = ? [ 102.740008][ T5624] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5625] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5626 attached [pid 5626] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5626 [pid 5626] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5626] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5626] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5626] setpgid(0, 0) = 0 [pid 5626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 102.790058][ T5625] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5626] write(3, "1000", 4) = 4 [pid 5626] close(3) = 0 [pid 5626] write(1, "executing program\n", 18) = 18 executing program [pid 5626] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5626] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5626] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5626] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5626] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5626] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5626] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5626] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5626] fchdir(5) = 0 [pid 5626] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5626] exit_group(0) = ? [pid 5626] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5627 attached [pid 5627] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5627 [pid 5627] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5627] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5627] setpgid(0, 0) = 0 [pid 5627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5627] write(3, "1000", 4) = 4 [pid 5627] close(3) = 0 [pid 5627] write(1, "executing program\n", 18) = 18 executing program [pid 5627] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5627] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5627] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5627] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [ 102.855930][ T5626] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5627] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5627] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5627] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5627] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5627] fchdir(5) = 0 [pid 5627] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5627] exit_group(0) = ? [pid 5627] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5628 attached [pid 5628] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5628 [ 102.974460][ T5627] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5628] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5628] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5628] setpgid(0, 0) = 0 [pid 5628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5628] write(3, "1000", 4) = 4 [pid 5628] close(3) = 0 [pid 5628] write(1, "executing program\n", 18) = 18 executing program [pid 5628] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5628] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5628] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5628] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5628] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5628] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5628] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5628] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5628] fchdir(5) = 0 [pid 5628] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5628] exit_group(0) = ? [pid 5628] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5629 attached [pid 5629] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5629 [pid 5629] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5629] setpgid(0, 0) = 0 [ 103.069338][ T5628] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5629] write(3, "1000", 4) = 4 [pid 5629] close(3) = 0 [pid 5629] write(1, "executing program\n", 18) = 18 executing program [pid 5629] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5629] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5629] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5629] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5629] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5629] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5629] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5629] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5629] fchdir(5) = 0 [pid 5629] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5629] exit_group(0) = ? [pid 5629] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5630 attached , child_tidptr=0x5555739cf6d0) = 5630 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5630] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5630] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5630] setpgid(0, 0) = 0 [pid 5630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5630] write(3, "1000", 4) = 4 [pid 5630] close(3) = 0 [pid 5630] write(1, "executing program\n", 18) = 18 executing program [pid 5630] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5630] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5630] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5630] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5630] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5630] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5630] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5630] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5630] fchdir(5) = 0 [pid 5630] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5630] exit_group(0) = ? [ 103.169124][ T5629] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5630] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5631 attached [pid 5631] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5631 [pid 5631] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 103.215944][ T5630] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5631] setpgid(0, 0) = 0 [pid 5631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5631] write(3, "1000", 4) = 4 [pid 5631] close(3) = 0 executing program [pid 5631] write(1, "executing program\n", 18) = 18 [pid 5631] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5631] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5631] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5631] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5631] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5631] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5631] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5631] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5631] fchdir(5) = 0 [pid 5631] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5631] exit_group(0) = ? [pid 5631] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5632 attached [pid 5632] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5632 [pid 5632] <... set_robust_list resumed>) = 0 [pid 5632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5632] setpgid(0, 0) = 0 [pid 5632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 103.319691][ T5631] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5632] write(3, "1000", 4) = 4 [pid 5632] close(3) = 0 executing program [pid 5632] write(1, "executing program\n", 18) = 18 [pid 5632] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5632] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5632] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5632] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5632] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5632] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5632] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5632] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5632] fchdir(5) = 0 [pid 5632] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5632] exit_group(0) = ? [pid 5632] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5633 attached , child_tidptr=0x5555739cf6d0) = 5633 [pid 5633] set_robust_list(0x5555739cf6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5633] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5633] setpgid(0, 0) = 0 [pid 5633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5633] write(3, "1000", 4) = 4 [pid 5633] close(3) = 0 executing program [pid 5633] write(1, "executing program\n", 18) = 18 [pid 5633] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5633] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5633] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5633] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [ 103.410783][ T5632] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5633] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5633] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5633] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5633] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5633] fchdir(5) = 0 [pid 5633] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5633] exit_group(0) = ? [pid 5633] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5634 attached , child_tidptr=0x5555739cf6d0) = 5634 [pid 5634] set_robust_list(0x5555739cf6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5634] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5634] setpgid(0, 0) = 0 [pid 5634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5634] write(3, "1000", 4) = 4 [pid 5634] close(3) = 0 [pid 5634] write(1, "executing program\n", 18) = 18 executing program [pid 5634] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5634] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5634] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [ 103.485738][ T5633] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5634] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5634] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5634] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5634] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5634] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5634] fchdir(5) = 0 [pid 5634] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5634] exit_group(0) = ? [pid 5634] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5635 attached [pid 5635] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5635 [pid 5635] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5635] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5635] setpgid(0, 0) = 0 [ 103.575452][ T5634] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5635] write(3, "1000", 4) = 4 [pid 5635] close(3) = 0 executing program [pid 5635] write(1, "executing program\n", 18) = 18 [pid 5635] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5635] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5635] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5635] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5635] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5635] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5635] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5635] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5635] fchdir(5) = 0 [pid 5635] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5635] exit_group(0) = ? [pid 5635] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5635, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5636 attached [pid 5636] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5636 [pid 5636] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [ 103.669774][ T5635] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5636] setpgid(0, 0) = 0 [pid 5636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5636] write(3, "1000", 4) = 4 [pid 5636] close(3) = 0 [pid 5636] write(1, "executing program\n", 18) = 18 executing program [pid 5636] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5636] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5636] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5636] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5636] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5636] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5636] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5636] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5636] fchdir(5) = 0 [pid 5636] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5636] exit_group(0) = ? [pid 5636] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5637 attached [pid 5637] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5637 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5637] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5637] setpgid(0, 0) = 0 [pid 5637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5637] write(3, "1000", 4) = 4 [pid 5637] close(3) = 0 [pid 5637] write(1, "executing program\n", 18) = 18 executing program [pid 5637] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5637] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5637] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5637] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5637] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5637] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5637] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5637] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5637] fchdir(5) = 0 [pid 5637] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5637] exit_group(0) = ? [ 103.750275][ T5636] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5637] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5638 attached , child_tidptr=0x5555739cf6d0) = 5638 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5638] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5638] setpgid(0, 0) = 0 [pid 5638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5638] write(3, "1000", 4) = 4 [pid 5638] close(3) = 0 [pid 5638] write(1, "executing program\n", 18) = 18 executing program [pid 5638] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5638] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5638] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5638] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5638] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5638] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5638] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5638] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5638] fchdir(5) = 0 [pid 5638] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5638] exit_group(0) = ? [ 103.807760][ T5637] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5638] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5639 attached [pid 5639] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5639 [pid 5639] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5639] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5639] setpgid(0, 0) = 0 [pid 5639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5639] write(3, "1000", 4) = 4 [ 103.864362][ T5638] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5639] close(3) = 0 [pid 5639] write(1, "executing program\n", 18) = 18 executing program [pid 5639] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5639] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5639] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5639] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5639] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5639] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5639] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5639] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5639] fchdir(5) = 0 [pid 5639] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5639] exit_group(0) = ? [pid 5639] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5640 attached [pid 5640] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5640 [pid 5640] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5640] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5640] setpgid(0, 0) = 0 [pid 5640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5640] write(3, "1000", 4) = 4 [pid 5640] close(3) = 0 [pid 5640] write(1, "executing program\n", 18) = 18 executing program [pid 5640] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5640] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5640] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5640] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5640] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5640] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5640] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5640] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5640] fchdir(5) = 0 [pid 5640] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [ 103.936895][ T5639] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5640] exit_group(0) = ? [pid 5640] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5641 attached [pid 5641] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5641 [pid 5641] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 103.990369][ T5640] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5641] setpgid(0, 0) = 0 [pid 5641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5641] write(3, "1000", 4) = 4 [pid 5641] close(3) = 0 [pid 5641] write(1, "executing program\n", 18) = 18 executing program [pid 5641] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5641] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5641] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5641] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5641] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5641] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5641] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5641] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5641] fchdir(5) = 0 [pid 5641] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5641] exit_group(0) = ? [pid 5641] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5642 attached [pid 5642] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5642 [pid 5642] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5642] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5642] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5642] setpgid(0, 0) = 0 [pid 5642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5642] write(3, "1000", 4) = 4 [ 104.093299][ T5641] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5642] close(3) = 0 [pid 5642] write(1, "executing program\n", 18) = 18 executing program [pid 5642] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5642] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5642] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5642] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5642] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5642] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5642] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5642] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5642] fchdir(5) = 0 [pid 5642] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5642] exit_group(0) = ? [pid 5642] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5643 attached [pid 5643] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5643 [pid 5643] <... set_robust_list resumed>) = 0 [ 104.170302][ T5642] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5643] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5643] setpgid(0, 0) = 0 [pid 5643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5643] write(3, "1000", 4) = 4 [pid 5643] close(3) = 0 executing program [pid 5643] write(1, "executing program\n", 18) = 18 [pid 5643] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5643] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5643] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5643] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5643] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5643] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5643] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5643] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5643] fchdir(5) = 0 [pid 5643] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5643] exit_group(0) = ? [pid 5643] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5644 attached , child_tidptr=0x5555739cf6d0) = 5644 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5644] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5644] setpgid(0, 0) = 0 [pid 5644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5644] write(3, "1000", 4) = 4 [pid 5644] close(3) = 0 executing program [pid 5644] write(1, "executing program\n", 18) = 18 [pid 5644] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5644] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5644] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5644] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5644] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5644] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5644] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5644] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5644] fchdir(5) = 0 [pid 5644] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [ 104.249769][ T5643] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5644] exit_group(0) = ? [pid 5644] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5645 attached , child_tidptr=0x5555739cf6d0) = 5645 [pid 5645] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5645] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5645] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5645] setpgid(0, 0) = 0 [pid 5645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5645] write(3, "1000", 4) = 4 [pid 5645] close(3) = 0 [pid 5645] write(1, "executing program\n", 18) = 18 executing program [pid 5645] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5645] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5645] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5645] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5645] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5645] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5645] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5645] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5645] fchdir(5) = 0 [pid 5645] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5645] exit_group(0) = ? [ 104.310465][ T5644] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5645] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5646 attached [pid 5646] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5646 [pid 5646] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 104.369548][ T5645] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5646] setpgid(0, 0) = 0 [pid 5646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5646] write(3, "1000", 4) = 4 [pid 5646] close(3) = 0 [pid 5646] write(1, "executing program\n", 18) = 18 executing program [pid 5646] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5646] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5646] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5646] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5646] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5646] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5646] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5646] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5646] fchdir(5) = 0 [pid 5646] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5646] exit_group(0) = ? [pid 5646] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5647 attached , child_tidptr=0x5555739cf6d0) = 5647 [pid 5647] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 104.449329][ T5646] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5647] setpgid(0, 0) = 0 [pid 5647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5647] write(3, "1000", 4) = 4 [pid 5647] close(3) = 0 executing program [pid 5647] write(1, "executing program\n", 18) = 18 [pid 5647] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5647] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5647] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5647] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5647] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5647] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5647] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5647] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5647] fchdir(5) = 0 [pid 5647] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5647] exit_group(0) = ? [pid 5647] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5648 attached [ 104.532018][ T5647] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5648] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5648 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5648] <... set_robust_list resumed>) = 0 [pid 5648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5648] setpgid(0, 0) = 0 [pid 5648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5648] write(3, "1000", 4) = 4 [pid 5648] close(3) = 0 executing program [pid 5648] write(1, "executing program\n", 18) = 18 [pid 5648] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5648] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5648] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5648] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5648] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5648] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5648] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5648] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5648] fchdir(5) = 0 [pid 5648] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5648] exit_group(0) = ? [pid 5648] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5649 attached [pid 5649] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5649 [pid 5649] <... set_robust_list resumed>) = 0 [ 104.632767][ T5648] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5649] setpgid(0, 0) = 0 [pid 5649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5649] write(3, "1000", 4) = 4 [pid 5649] close(3) = 0 [pid 5649] write(1, "executing program\n", 18) = 18 executing program [pid 5649] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5649] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5649] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5649] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5649] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5649] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5649] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5649] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5649] fchdir(5) = 0 [pid 5649] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5649] exit_group(0) = ? [pid 5649] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5650 attached , child_tidptr=0x5555739cf6d0) = 5650 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5650] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5650] setpgid(0, 0) = 0 [pid 5650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5650] write(3, "1000", 4) = 4 [pid 5650] close(3) = 0 [pid 5650] write(1, "executing program\n", 18) = 18 executing program [pid 5650] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5650] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5650] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5650] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5650] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5650] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5650] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5650] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5650] fchdir(5) = 0 [pid 5650] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5650] exit_group(0) = ? [pid 5650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5651 attached [ 104.720160][ T5649] mass_storage.0/lun.0: unable to open backing file: file0 [ 104.756713][ T5650] mass_storage.0/lun.0: unable to open backing file: file0 , child_tidptr=0x5555739cf6d0) = 5651 [pid 5651] set_robust_list(0x5555739cf6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5651] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5651] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5651] setpgid(0, 0) = 0 [pid 5651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5651] write(3, "1000", 4) = 4 [pid 5651] close(3) = 0 [pid 5651] write(1, "executing program\n", 18) = 18 executing program [pid 5651] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5651] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5651] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5651] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5651] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5651] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5651] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5651] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5651] fchdir(5) = 0 [pid 5651] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5651] exit_group(0) = ? [pid 5651] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555739cf6d0) = 5653 ci2-upstream-fs/strace-static-x86_64: Process 5653 attached [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5653] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5653] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 104.836452][ T5651] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5653] setpgid(0, 0) = 0 [pid 5653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5653] write(3, "1000", 4) = 4 [pid 5653] close(3) = 0 [pid 5653] write(1, "executing program\n", 18) = 18 executing program [pid 5653] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5653] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5653] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5653] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5653] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5653] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5653] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5653] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5653] fchdir(5) = 0 [pid 5653] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5653] exit_group(0) = ? [pid 5653] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5654 attached , child_tidptr=0x5555739cf6d0) = 5654 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5654] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5654] <... set_robust_list resumed>) = 0 [pid 5654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5654] setpgid(0, 0) = 0 [pid 5654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5654] write(3, "1000", 4) = 4 [pid 5654] close(3) = 0 [pid 5654] write(1, "executing program\n", 18) = 18 executing program [pid 5654] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5654] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5654] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [ 104.929395][ T5653] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5654] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5654] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5654] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5654] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5654] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5654] fchdir(5) = 0 [pid 5654] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5654] exit_group(0) = ? [pid 5654] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5654, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5655 attached [pid 5655] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5655 [pid 5655] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5655] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5655] setpgid(0, 0) = 0 [pid 5655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5655] write(3, "1000", 4) = 4 [pid 5655] close(3) = 0 [pid 5655] write(1, "executing program\n", 18) = 18 executing program [pid 5655] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5655] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5655] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5655] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5655] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5655] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5655] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5655] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5655] fchdir(5) = 0 [ 104.996696][ T5654] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5655] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5655] exit_group(0) = ? [pid 5655] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5656 attached [pid 5656] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5656 [pid 5656] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5656] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5656] setpgid(0, 0) = 0 [pid 5656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5656] write(3, "1000", 4) = 4 [pid 5656] close(3) = 0 [pid 5656] write(1, "executing program\n", 18) = 18 executing program [pid 5656] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5656] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5656] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5656] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5656] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5656] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5656] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5656] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5656] fchdir(5) = 0 [pid 5656] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5656] exit_group(0) = ? [ 105.067633][ T5655] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5657 attached , child_tidptr=0x5555739cf6d0) = 5657 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5657] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5657] <... set_robust_list resumed>) = 0 [pid 5657] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5657] setpgid(0, 0) = 0 [pid 5657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 105.128872][ T5656] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5657] write(3, "1000", 4) = 4 [pid 5657] close(3) = 0 [pid 5657] write(1, "executing program\n", 18) = 18 [pid 5657] mkdir("./config", 0777) = -1 EEXIST (File exists) executing program [pid 5657] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5657] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5657] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5657] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5657] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5657] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5657] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5657] fchdir(5) = 0 [pid 5657] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5657] exit_group(0) = ? [pid 5657] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5658 attached , child_tidptr=0x5555739cf6d0) = 5658 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5658] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5658] <... set_robust_list resumed>) = 0 [pid 5658] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 105.195708][ T5657] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5658] setpgid(0, 0) = 0 [pid 5658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5658] write(3, "1000", 4) = 4 [pid 5658] close(3) = 0 [pid 5658] write(1, "executing program\n", 18) = 18 executing program [pid 5658] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5658] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5658] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5658] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5658] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5658] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5658] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5658] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5658] fchdir(5) = 0 [pid 5658] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5658] exit_group(0) = ? [pid 5658] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5659 attached , child_tidptr=0x5555739cf6d0) = 5659 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5659] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5659] <... set_robust_list resumed>) = 0 [pid 5659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5659] setpgid(0, 0) = 0 [pid 5659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5659] write(3, "1000", 4) = 4 [pid 5659] close(3) = 0 [pid 5659] write(1, "executing program\n", 18) = 18 executing program [pid 5659] mkdir("./config", 0777) = -1 EEXIST (File exists) [ 105.297612][ T5658] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5659] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5659] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5659] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5659] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5659] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5659] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5659] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5659] fchdir(5) = 0 [pid 5659] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5659] exit_group(0) = ? [pid 5659] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5660 attached , child_tidptr=0x5555739cf6d0) = 5660 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5660] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 105.386526][ T5659] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5660] setpgid(0, 0) = 0 [pid 5660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5660] write(3, "1000", 4) = 4 [pid 5660] close(3) = 0 [pid 5660] write(1, "executing program\n", 18) = 18 executing program [pid 5660] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5660] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5660] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5660] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5660] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5660] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5660] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5660] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5660] fchdir(5) = 0 [pid 5660] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5660] exit_group(0) = ? [pid 5660] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5661 attached , child_tidptr=0x5555739cf6d0) = 5661 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5661] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5661] <... set_robust_list resumed>) = 0 [pid 5661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5661] setpgid(0, 0) = 0 [pid 5661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5661] write(3, "1000", 4) = 4 [pid 5661] close(3) = 0 [pid 5661] write(1, "executing program\n", 18) = 18 executing program [pid 5661] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5661] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5661] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5661] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5661] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5661] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5661] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5661] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5661] fchdir(5) = 0 [pid 5661] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5661] exit_group(0) = ? [ 105.472599][ T5660] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5661] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- 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 5662 attached [pid 5662] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5662 [pid 5662] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5662] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5662] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5662] setpgid(0, 0) = 0 [pid 5662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5662] write(3, "1000", 4) = 4 [pid 5662] close(3) = 0 [pid 5662] write(1, "executing program\n", 18) = 18 executing program [pid 5662] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5662] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5662] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5662] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5662] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5662] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5662] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5662] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5662] fchdir(5) = 0 [pid 5662] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5662] exit_group(0) = ? [ 105.538927][ T5661] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5662] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5663 attached , child_tidptr=0x5555739cf6d0) = 5663 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5663] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5663] <... set_robust_list resumed>) = 0 [pid 5663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5663] setpgid(0, 0) = 0 [pid 5663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5663] write(3, "1000", 4) = 4 [pid 5663] close(3) = 0 [pid 5663] write(1, "executing program\n", 18) = 18 executing program [pid 5663] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5663] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5663] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5663] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5663] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5663] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5663] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5663] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5663] fchdir(5) = 0 [pid 5663] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5663] exit_group(0) = ? [ 105.594582][ T5662] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5663] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- 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 5664 attached , child_tidptr=0x5555739cf6d0) = 5664 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5664] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5664] <... set_robust_list resumed>) = 0 [pid 5664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5664] setpgid(0, 0) = 0 [pid 5664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5664] write(3, "1000", 4) = 4 [pid 5664] close(3) = 0 executing program [pid 5664] write(1, "executing program\n", 18) = 18 [pid 5664] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5664] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5664] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5664] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5664] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5664] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5664] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5664] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5664] fchdir(5) = 0 [pid 5664] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5664] exit_group(0) = ? [ 105.657590][ T5663] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5664] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5665 attached , child_tidptr=0x5555739cf6d0) = 5665 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5665] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5665] <... set_robust_list resumed>) = 0 [pid 5665] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5665] setpgid(0, 0) = 0 [pid 5665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5665] write(3, "1000", 4) = 4 [pid 5665] close(3) = 0 [pid 5665] write(1, "executing program\n", 18) = 18 executing program [pid 5665] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5665] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5665] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5665] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5665] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5665] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5665] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5665] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5665] fchdir(5) = 0 [pid 5665] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5665] exit_group(0) = ? [ 105.722145][ T5664] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5665] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5666 attached [pid 5666] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5666 [pid 5666] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5666] setpgid(0, 0) = 0 [pid 5666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5666] write(3, "1000", 4) = 4 [pid 5666] close(3) = 0 [pid 5666] write(1, "executing program\n", 18) = 18 executing program [pid 5666] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5666] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5666] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5666] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5666] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5666] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5666] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5666] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5666] fchdir(5) = 0 [pid 5666] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5666] exit_group(0) = ? [ 105.777299][ T5665] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5666] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5667 attached , child_tidptr=0x5555739cf6d0) = 5667 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5667] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5667] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5667] setpgid(0, 0) = 0 [pid 5667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5667] write(3, "1000", 4) = 4 [pid 5667] close(3) = 0 [ 105.828905][ T5666] mass_storage.0/lun.0: unable to open backing file: file0 executing program [pid 5667] write(1, "executing program\n", 18) = 18 [pid 5667] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5667] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5667] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5667] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5667] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5667] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5667] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5667] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5667] fchdir(5) = 0 [pid 5667] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5667] exit_group(0) = ? [pid 5667] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5668 attached [ 105.900255][ T5667] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5668] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5668 [pid 5668] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5668] setpgid(0, 0) = 0 [pid 5668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5668] write(3, "1000", 4) = 4 [pid 5668] close(3) = 0 executing program [pid 5668] write(1, "executing program\n", 18) = 18 [pid 5668] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5668] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5668] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5668] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5668] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5668] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5668] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5668] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5668] fchdir(5) = 0 [pid 5668] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5668] exit_group(0) = ? [pid 5668] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- 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 5669 attached , child_tidptr=0x5555739cf6d0) = 5669 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5669] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5669] <... set_robust_list resumed>) = 0 [pid 5669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5669] setpgid(0, 0) = 0 [pid 5669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5669] write(3, "1000", 4) = 4 [pid 5669] close(3) = 0 executing program [pid 5669] write(1, "executing program\n", 18) = 18 [pid 5669] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5669] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5669] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5669] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5669] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5669] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5669] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5669] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5669] fchdir(5) = 0 [pid 5669] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5669] exit_group(0) = ? [ 105.984677][ T5668] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5669] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5670 attached , child_tidptr=0x5555739cf6d0) = 5670 [pid 5670] set_robust_list(0x5555739cf6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5670] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5670] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5670] setpgid(0, 0) = 0 [pid 5670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5670] write(3, "1000", 4) = 4 [pid 5670] close(3) = 0 executing program [pid 5670] write(1, "executing program\n", 18) = 18 [pid 5670] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5670] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5670] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5670] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5670] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5670] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5670] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5670] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5670] fchdir(5) = 0 [pid 5670] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5670] exit_group(0) = ? [pid 5670] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5671 attached , child_tidptr=0x5555739cf6d0) = 5671 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5671] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5671] <... set_robust_list resumed>) = 0 [pid 5671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5671] setpgid(0, 0) = 0 [pid 5671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5671] write(3, "1000", 4) = 4 [pid 5671] close(3) = 0 [ 106.042363][ T5669] mass_storage.0/lun.0: unable to open backing file: file0 [ 106.088513][ T5670] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5671] write(1, "executing program\n", 18) = 18 executing program [pid 5671] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5671] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5671] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5671] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5671] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5671] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5671] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5671] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5671] fchdir(5) = 0 [pid 5671] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5671] exit_group(0) = ? [pid 5671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5672 attached , child_tidptr=0x5555739cf6d0) = 5672 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5672] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5672] <... set_robust_list resumed>) = 0 [pid 5672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5672] setpgid(0, 0) = 0 [pid 5672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5672] write(3, "1000", 4) = 4 [pid 5672] close(3) = 0 [pid 5672] write(1, "executing program\n", 18) = 18 executing program [pid 5672] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5672] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5672] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5672] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5672] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5672] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5672] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5672] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5672] fchdir(5) = 0 [ 106.137132][ T5671] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5672] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5672] exit_group(0) = ? [pid 5672] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5673 attached , child_tidptr=0x5555739cf6d0) = 5673 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5673] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5673] <... set_robust_list resumed>) = 0 [pid 5673] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5673] setpgid(0, 0) = 0 [pid 5673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5673] write(3, "1000", 4) = 4 [pid 5673] close(3) = 0 executing program [pid 5673] write(1, "executing program\n", 18) = 18 [pid 5673] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5673] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [ 106.202799][ T5672] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5673] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5673] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5673] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5673] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5673] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5673] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5673] fchdir(5) = 0 [pid 5673] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5673] exit_group(0) = ? [pid 5673] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- 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 5674 attached , child_tidptr=0x5555739cf6d0) = 5674 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5674] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5674] <... set_robust_list resumed>) = 0 [pid 5674] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5674] setpgid(0, 0) = 0 [pid 5674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5674] write(3, "1000", 4) = 4 [pid 5674] close(3) = 0 executing program [pid 5674] write(1, "executing program\n", 18) = 18 [pid 5674] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5674] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5674] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5674] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5674] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5674] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5674] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5674] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5674] fchdir(5) = 0 [pid 5674] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [ 106.280951][ T5673] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5674] exit_group(0) = ? [pid 5674] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5675 attached [pid 5675] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5675 [pid 5675] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5675] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5675] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5675] setpgid(0, 0) = 0 [ 106.335782][ T5674] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 5675] write(3, "1000", 4) = 4 [pid 5675] close(3) = 0 [pid 5675] write(1, "executing program\n", 18) = 18 [pid 5675] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5675] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5675] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5675] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5675] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5675] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5675] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5675] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5675] fchdir(5) = 0 [pid 5675] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5675] exit_group(0) = ? [pid 5675] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5676 attached [pid 5676] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5676 [pid 5676] <... set_robust_list resumed>) = 0 [pid 5676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5676] setpgid(0, 0) = 0 [pid 5676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5676] write(3, "1000", 4) = 4 [pid 5676] close(3) = 0 [pid 5676] write(1, "executing program\n", 18) = 18 executing program [pid 5676] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5676] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5676] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5676] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [ 106.406877][ T5675] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5676] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5676] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5676] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5676] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5676] fchdir(5) = 0 [pid 5676] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5676] exit_group(0) = ? [pid 5676] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5677 attached , child_tidptr=0x5555739cf6d0) = 5677 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5677] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5677] setpgid(0, 0) = 0 [pid 5677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5677] write(3, "1000", 4) = 4 [pid 5677] close(3) = 0 executing program [pid 5677] write(1, "executing program\n", 18) = 18 [pid 5677] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5677] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5677] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5677] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5677] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5677] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5677] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5677] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5677] fchdir(5) = 0 [pid 5677] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5677] exit_group(0) = ? [ 106.473811][ T5676] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5677] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5678 attached [pid 5678] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5678 [pid 5678] <... set_robust_list resumed>) = 0 [ 106.535044][ T5677] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5678] <... prctl resumed>) = 0 [pid 5678] setpgid(0, 0) = 0 [pid 5678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5678] write(3, "1000", 4) = 4 [pid 5678] close(3) = 0 [pid 5678] write(1, "executing program\n", 18) = 18 executing program [pid 5678] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5678] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5678] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5678] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5678] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5678] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5678] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5678] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5678] fchdir(5) = 0 [pid 5678] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5678] exit_group(0) = ? [pid 5678] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5679 attached [pid 5679] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5679 [pid 5679] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5679] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5679] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5679] setpgid(0, 0) = 0 [pid 5679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5679] write(3, "1000", 4) = 4 [pid 5679] close(3) = 0 executing program [pid 5679] write(1, "executing program\n", 18) = 18 [pid 5679] mkdir("./config", 0777) = -1 EEXIST (File exists) [ 106.607868][ T5678] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5679] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5679] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5679] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5679] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5679] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5679] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5679] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5679] fchdir(5) = 0 [pid 5679] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5679] exit_group(0) = ? [pid 5679] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5680 attached [pid 5680] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5680 [pid 5680] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5680] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5680] setpgid(0, 0) = 0 [pid 5680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5680] write(3, "1000", 4) = 4 [pid 5680] close(3) = 0 [pid 5680] write(1, "executing program\n", 18) = 18 executing program [pid 5680] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5680] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5680] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5680] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5680] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [ 106.675090][ T5679] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5680] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5680] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5680] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5680] fchdir(5) = 0 [pid 5680] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5680] exit_group(0) = ? [pid 5680] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5681 attached , child_tidptr=0x5555739cf6d0) = 5681 [ 106.743740][ T5680] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5681] set_robust_list(0x5555739cf6e0, 24) = 0 [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) = 18 executing program [pid 5681] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5681] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5681] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5681] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5681] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5681] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5681] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5681] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5681] fchdir(5) = 0 [pid 5681] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5681] exit_group(0) = ? [pid 5681] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555739cf6d0) = 5682 ci2-upstream-fs/strace-static-x86_64: Process 5682 attached [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5682] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5682] <... set_robust_list resumed>) = 0 [pid 5682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 106.820760][ T5681] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5682] setpgid(0, 0) = 0 [pid 5682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5682] write(3, "1000", 4) = 4 [pid 5682] close(3) = 0 [pid 5682] write(1, "executing program\n", 18) = 18 executing program [pid 5682] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5682] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5682] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5682] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5682] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5682] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5682] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5682] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5682] fchdir(5) = 0 [pid 5682] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5682] exit_group(0) = ? [pid 5682] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5683 attached , child_tidptr=0x5555739cf6d0) = 5683 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5683] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5683] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5683] setpgid(0, 0) = 0 [pid 5683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5683] write(3, "1000", 4) = 4 [pid 5683] close(3) = 0 [pid 5683] write(1, "executing program\n", 18) = 18 executing program [pid 5683] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5683] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5683] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5683] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5683] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5683] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5683] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5683] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5683] fchdir(5) = 0 [pid 5683] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5683] exit_group(0) = ? [ 106.897312][ T5682] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5683] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5684 attached , child_tidptr=0x5555739cf6d0) = 5684 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5684] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5684] <... set_robust_list resumed>) = 0 [pid 5684] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5684] setpgid(0, 0) = 0 [pid 5684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5684] write(3, "1000", 4) = 4 [pid 5684] close(3) = 0 executing program [pid 5684] write(1, "executing program\n", 18) = 18 [pid 5684] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5684] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5684] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5684] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5684] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5684] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5684] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5684] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5684] fchdir(5) = 0 [pid 5684] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5684] exit_group(0) = ? [ 106.953229][ T5683] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5684] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5685 attached , child_tidptr=0x5555739cf6d0) = 5685 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5685] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5685] <... set_robust_list resumed>) = 0 [pid 5685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5685] setpgid(0, 0) = 0 [pid 5685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5685] write(3, "1000", 4) = 4 [pid 5685] close(3) = 0 [pid 5685] write(1, "executing program\n", 18) = 18 executing program [pid 5685] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5685] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5685] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5685] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5685] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5685] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5685] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5685] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5685] fchdir(5) = 0 [pid 5685] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5685] exit_group(0) = ? [ 107.009809][ T5684] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5685] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5685, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5686 attached , child_tidptr=0x5555739cf6d0) = 5686 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5686] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5686] <... set_robust_list resumed>) = 0 [pid 5686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5686] setpgid(0, 0) = 0 [pid 5686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5686] write(3, "1000", 4) = 4 [pid 5686] close(3) = 0 [pid 5686] write(1, "executing program\n", 18) = 18 executing program [pid 5686] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5686] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5686] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5686] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5686] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5686] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5686] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5686] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5686] fchdir(5) = 0 [pid 5686] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5686] exit_group(0) = ? [ 107.069251][ T5685] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5686] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5687 attached , child_tidptr=0x5555739cf6d0) = 5687 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5687] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5687] setpgid(0, 0) = 0 [pid 5687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5687] write(3, "1000", 4) = 4 [pid 5687] close(3) = 0 [ 107.126058][ T5686] mass_storage.0/lun.0: unable to open backing file: file0 executing program [pid 5687] write(1, "executing program\n", 18) = 18 [pid 5687] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5687] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5687] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5687] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5687] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5687] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5687] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5687] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5687] fchdir(5) = 0 [pid 5687] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5687] exit_group(0) = ? [pid 5687] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5688 attached , child_tidptr=0x5555739cf6d0) = 5688 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5688] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5688] <... set_robust_list resumed>) = 0 [pid 5688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5688] setpgid(0, 0) = 0 [ 107.231142][ T5687] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5688] write(3, "1000", 4) = 4 [pid 5688] close(3) = 0 [pid 5688] write(1, "executing program\n", 18) = 18 [pid 5688] mkdir("./config", 0777) = -1 EEXIST (File exists) executing program [pid 5688] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5688] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5688] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5688] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5688] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5688] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5688] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5688] fchdir(5) = 0 [pid 5688] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5688] exit_group(0) = ? [pid 5688] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5689 attached , child_tidptr=0x5555739cf6d0) = 5689 [pid 5689] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5689] <... prctl resumed>) = 0 [pid 5689] setpgid(0, 0) = 0 [pid 5689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5689] write(3, "1000", 4) = 4 [pid 5689] close(3) = 0 [pid 5689] write(1, "executing program\n", 18) = 18 executing program [pid 5689] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5689] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5689] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5689] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5689] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5689] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [ 107.302877][ T5688] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5689] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5689] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5689] fchdir(5) = 0 [pid 5689] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5689] exit_group(0) = ? [pid 5689] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5690 attached [pid 5690] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5690 [pid 5690] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5690] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5690] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 107.373687][ T5689] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5690] setpgid(0, 0) = 0 [pid 5690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5690] write(3, "1000", 4) = 4 [pid 5690] close(3) = 0 executing program [pid 5690] write(1, "executing program\n", 18) = 18 [pid 5690] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5690] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5690] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5690] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5690] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5690] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5690] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5690] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5690] fchdir(5) = 0 [pid 5690] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5690] exit_group(0) = ? [pid 5690] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5691 attached [pid 5691] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5691 [pid 5691] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5691] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5691] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5691] setpgid(0, 0) = 0 [pid 5691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5691] write(3, "1000", 4) = 4 [pid 5691] close(3) = 0 [pid 5691] write(1, "executing program\n", 18) = 18 executing program [pid 5691] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5691] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5691] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5691] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5691] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5691] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5691] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5691] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5691] fchdir(5) = 0 [pid 5691] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5691] exit_group(0) = ? [ 107.461730][ T5690] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5691] +++ exited with 0 +++ --- 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 */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5692 attached , child_tidptr=0x5555739cf6d0) = 5692 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5692] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5692] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5692] setpgid(0, 0) = 0 [pid 5692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5692] write(3, "1000", 4) = 4 [pid 5692] close(3) = 0 [pid 5692] write(1, "executing program\n", 18) = 18 executing program [pid 5692] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5692] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5692] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5692] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5692] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5692] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5692] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5692] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5692] fchdir(5) = 0 [pid 5692] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5692] exit_group(0) = ? [ 107.529659][ T5691] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5692] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5693 attached , child_tidptr=0x5555739cf6d0) = 5693 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5693] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5693] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5693] setpgid(0, 0) = 0 [pid 5693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5693] write(3, "1000", 4) = 4 [pid 5693] close(3) = 0 [pid 5693] write(1, "executing program\n", 18) = 18 executing program [pid 5693] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5693] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5693] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5693] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5693] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5693] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5693] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5693] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5693] fchdir(5) = 0 [pid 5693] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5693] exit_group(0) = ? [ 107.572737][ T5692] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5693] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5694 attached , child_tidptr=0x5555739cf6d0) = 5694 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5694] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5694] <... set_robust_list resumed>) = 0 [pid 5694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5694] setpgid(0, 0) = 0 [pid 5694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5694] write(3, "1000", 4) = 4 [pid 5694] close(3) = 0 [pid 5694] write(1, "executing program\n", 18) = 18 executing program [pid 5694] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5694] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5694] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5694] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5694] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [ 107.627358][ T5693] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5694] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5694] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5694] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5694] fchdir(5) = 0 [pid 5694] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5694] exit_group(0) = ? [pid 5694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5695 attached [pid 5695] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5695 [pid 5695] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5695] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5695] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5695] setpgid(0, 0) = 0 [pid 5695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5695] write(3, "1000", 4) = 4 [pid 5695] close(3) = 0 [pid 5695] write(1, "executing program\n", 18) = 18 executing program [pid 5695] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5695] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5695] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5695] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5695] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5695] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5695] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [ 107.697202][ T5694] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5695] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5695] fchdir(5) = 0 [pid 5695] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5695] exit_group(0) = ? [pid 5695] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5696 attached , child_tidptr=0x5555739cf6d0) = 5696 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5696] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 107.773720][ T5695] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5696] setpgid(0, 0) = 0 [pid 5696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5696] write(3, "1000", 4) = 4 [pid 5696] close(3) = 0 [pid 5696] write(1, "executing program\n", 18) = 18 [pid 5696] mkdir("./config", 0777) = -1 EEXIST (File exists) executing program [pid 5696] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5696] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5696] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5696] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5696] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5696] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5696] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5696] fchdir(5) = 0 [pid 5696] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5696] exit_group(0) = ? [pid 5696] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5696, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555739cf6d0) = 5697 ci2-upstream-fs/strace-static-x86_64: Process 5697 attached [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [ 107.869345][ T5696] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5697] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5697] setpgid(0, 0) = 0 [pid 5697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5697] write(3, "1000", 4) = 4 [pid 5697] close(3) = 0 [pid 5697] write(1, "executing program\n", 18) = 18 [pid 5697] mkdir("./config", 0777) = -1 EEXIST (File exists) executing program [pid 5697] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5697] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5697] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5697] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5697] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5697] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5697] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5697] fchdir(5) = 0 [pid 5697] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5697] exit_group(0) = ? [pid 5697] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- 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 5698 attached , child_tidptr=0x5555739cf6d0) = 5698 [pid 5698] set_robust_list(0x5555739cf6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5698] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5698] setpgid(0, 0) = 0 [pid 5698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5698] write(3, "1000", 4) = 4 [pid 5698] close(3) = 0 [pid 5698] write(1, "executing program\n", 18) = 18 executing program [pid 5698] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5698] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5698] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5698] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5698] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5698] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5698] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5698] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5698] fchdir(5) = 0 [pid 5698] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5698] exit_group(0) = ? [pid 5698] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5700 attached , child_tidptr=0x5555739cf6d0) = 5700 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [ 107.962838][ T5697] mass_storage.0/lun.0: unable to open backing file: file0 [ 108.007858][ T5698] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5700] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5700] setpgid(0, 0) = 0 [pid 5700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5700] write(3, "1000", 4) = 4 [pid 5700] close(3) = 0 executing program [pid 5700] write(1, "executing program\n", 18) = 18 [pid 5700] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5700] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5700] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5700] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5700] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5700] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5700] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5700] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5700] fchdir(5) = 0 [pid 5700] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5700] exit_group(0) = ? [pid 5700] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5701 attached , child_tidptr=0x5555739cf6d0) = 5701 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5701] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5701] <... set_robust_list resumed>) = 0 [pid 5701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5701] setpgid(0, 0) = 0 [pid 5701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5701] write(3, "1000", 4) = 4 [pid 5701] close(3) = 0 [pid 5701] write(1, "executing program\n", 18) = 18 executing program [pid 5701] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5701] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5701] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5701] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5701] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5701] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5701] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5701] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5701] fchdir(5) = 0 [pid 5701] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5701] exit_group(0) = ? [pid 5701] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 [ 108.078678][ T5700] mass_storage.0/lun.0: unable to open backing file: file0 [ 108.118477][ T5701] mass_storage.0/lun.0: unable to open backing file: file0 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 5702 attached [pid 5702] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5702 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5702] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5702] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5702] setpgid(0, 0) = 0 [pid 5702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5702] write(3, "1000", 4) = 4 [pid 5702] close(3) = 0 [pid 5702] write(1, "executing program\n", 18) = 18 executing program [pid 5702] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5702] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5702] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5702] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5702] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5702] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5702] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5702] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5702] fchdir(5) = 0 [pid 5702] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5702] exit_group(0) = ? [pid 5702] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5703 attached , child_tidptr=0x5555739cf6d0) = 5703 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5703] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5703] <... set_robust_list resumed>) = 0 [pid 5703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5703] setpgid(0, 0) = 0 [pid 5703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5703] write(3, "1000", 4) = 4 [pid 5703] close(3) = 0 [pid 5703] write(1, "executing program\n", 18) = 18 executing program [pid 5703] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5703] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5703] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5703] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5703] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5703] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5703] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5703] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5703] fchdir(5) = 0 [pid 5703] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5703] exit_group(0) = ? [ 108.214091][ T5702] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5704 attached , child_tidptr=0x5555739cf6d0) = 5704 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5704] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5704] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5704] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 108.272227][ T5703] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5704] setpgid(0, 0) = 0 [pid 5704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5704] write(3, "1000", 4) = 4 [pid 5704] close(3) = 0 [pid 5704] write(1, "executing program\n", 18) = 18 executing program [pid 5704] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5704] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5704] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5704] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5704] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5704] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5704] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5704] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5704] fchdir(5) = 0 [pid 5704] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5704] exit_group(0) = ? [pid 5704] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5705 attached [pid 5705] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5705 [pid 5705] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5705] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5705] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5705] setpgid(0, 0) = 0 [pid 5705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5705] write(3, "1000", 4) = 4 [pid 5705] close(3) = 0 [pid 5705] write(1, "executing program\n", 18) = 18 executing program [pid 5705] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5705] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5705] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5705] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5705] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5705] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5705] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5705] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5705] fchdir(5) = 0 [pid 5705] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5705] exit_group(0) = ? [ 108.349679][ T5704] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5705] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5706 attached [pid 5706] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5706 [pid 5706] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5706] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5706] setpgid(0, 0) = 0 [pid 5706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5706] write(3, "1000", 4) = 4 [pid 5706] close(3) = 0 [pid 5706] write(1, "executing program\n", 18) = 18 executing program [pid 5706] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5706] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5706] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5706] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5706] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5706] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5706] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [ 108.394604][ T5705] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5706] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5706] fchdir(5) = 0 [pid 5706] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5706] exit_group(0) = ? [pid 5706] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5707 attached [pid 5707] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5707 [pid 5707] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5707] setpgid(0, 0) = 0 [pid 5707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5707] write(3, "1000", 4) = 4 [pid 5707] close(3) = 0 [pid 5707] write(1, "executing program\n", 18) = 18 executing program [pid 5707] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5707] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5707] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5707] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5707] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5707] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5707] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5707] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5707] fchdir(5) = 0 [pid 5707] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5707] exit_group(0) = ? [ 108.463683][ T5706] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5707] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5708 attached [pid 5708] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5708 [pid 5708] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5708] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5708] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5708] setpgid(0, 0) = 0 [pid 5708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 108.521924][ T5707] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5708] write(3, "1000", 4) = 4 [pid 5708] close(3) = 0 executing program [pid 5708] write(1, "executing program\n", 18) = 18 [pid 5708] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5708] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5708] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5708] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5708] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5708] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5708] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5708] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5708] fchdir(5) = 0 [pid 5708] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5708] exit_group(0) = ? [pid 5708] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5709 attached [pid 5709] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5709 [pid 5709] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5709] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5709] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 108.615679][ T5708] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5709] setpgid(0, 0) = 0 [pid 5709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5709] write(3, "1000", 4) = 4 [pid 5709] close(3) = 0 [pid 5709] write(1, "executing program\n", 18) = 18 executing program [pid 5709] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5709] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5709] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5709] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5709] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5709] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5709] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5709] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5709] fchdir(5) = 0 [pid 5709] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5709] exit_group(0) = ? [pid 5709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5710 attached [pid 5710] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5710 [pid 5710] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5710] setpgid(0, 0) = 0 [pid 5710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5710] write(3, "1000", 4) = 4 [pid 5710] close(3) = 0 [pid 5710] write(1, "executing program\n", 18) = 18 executing program [pid 5710] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5710] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5710] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5710] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5710] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5710] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5710] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5710] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5710] fchdir(5) = 0 [ 108.694936][ T5709] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5710] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5710] exit_group(0) = ? [pid 5710] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5711 attached , child_tidptr=0x5555739cf6d0) = 5711 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5711] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5711] setpgid(0, 0) = 0 [pid 5711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5711] write(3, "1000", 4) = 4 [pid 5711] close(3) = 0 executing program [pid 5711] write(1, "executing program\n", 18) = 18 [pid 5711] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5711] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5711] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5711] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5711] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5711] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5711] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5711] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5711] fchdir(5) = 0 [pid 5711] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5711] exit_group(0) = ? [ 108.750872][ T5710] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5711] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5712 attached [pid 5712] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5712 [pid 5712] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5712] setpgid(0, 0) = 0 [pid 5712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5712] write(3, "1000", 4) = 4 [pid 5712] close(3) = 0 executing program [pid 5712] write(1, "executing program\n", 18) = 18 [pid 5712] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5712] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5712] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5712] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [ 108.803249][ T5711] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5712] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5712] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5712] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5712] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5712] fchdir(5) = 0 [pid 5712] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5712] exit_group(0) = ? [pid 5712] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555739cf6d0) = 5713 ci2-upstream-fs/strace-static-x86_64: Process 5713 attached [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5713] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5713] setpgid(0, 0) = 0 [pid 5713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5713] write(3, "1000", 4) = 4 [pid 5713] close(3) = 0 executing program [pid 5713] write(1, "executing program\n", 18) = 18 [pid 5713] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5713] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5713] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5713] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5713] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5713] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5713] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5713] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5713] fchdir(5) = 0 [pid 5713] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5713] exit_group(0) = ? [ 108.874189][ T5712] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5713] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5714 attached , child_tidptr=0x5555739cf6d0) = 5714 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [ 108.937544][ T5713] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5714] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5714] <... set_robust_list resumed>) = 0 [pid 5714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5714] setpgid(0, 0) = 0 [pid 5714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5714] write(3, "1000", 4) = 4 [pid 5714] close(3) = 0 [pid 5714] write(1, "executing program\n", 18) = 18 executing program [pid 5714] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5714] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5714] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5714] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5714] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5714] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5714] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5714] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5714] fchdir(5) = 0 [pid 5714] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5714] exit_group(0) = ? [pid 5714] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5715 attached , child_tidptr=0x5555739cf6d0) = 5715 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5715] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5715] setpgid(0, 0) = 0 [pid 5715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5715] write(3, "1000", 4) = 4 [pid 5715] close(3) = 0 [pid 5715] write(1, "executing program\n", 18) = 18 executing program [pid 5715] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5715] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5715] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [ 109.025994][ T5714] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5715] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5715] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5715] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5715] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5715] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5715] fchdir(5) = 0 [pid 5715] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5715] exit_group(0) = ? [pid 5715] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5716 attached , child_tidptr=0x5555739cf6d0) = 5716 [pid 5716] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5716] setpgid(0, 0) = 0 [pid 5716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5716] write(3, "1000", 4) = 4 [pid 5716] close(3) = 0 executing program [pid 5716] write(1, "executing program\n", 18) = 18 [pid 5716] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5716] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5716] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5716] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5716] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5716] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5716] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5716] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5716] fchdir(5) = 0 [pid 5716] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5716] exit_group(0) = ? [ 109.125339][ T5715] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5716] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5717 attached [pid 5717] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5717 [pid 5717] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5717] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5717] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5717] setpgid(0, 0) = 0 [pid 5717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5717] write(3, "1000", 4) = 4 [pid 5717] close(3) = 0 executing program [ 109.175938][ T5716] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5717] write(1, "executing program\n", 18) = 18 [pid 5717] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5717] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5717] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5717] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5717] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5717] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5717] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5717] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5717] fchdir(5) = 0 [pid 5717] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5717] exit_group(0) = ? [pid 5717] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5718 attached , child_tidptr=0x5555739cf6d0) = 5718 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5718] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5718] <... set_robust_list resumed>) = 0 [pid 5718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5718] setpgid(0, 0) = 0 [pid 5718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5718] write(3, "1000", 4) = 4 [pid 5718] close(3) = 0 [pid 5718] write(1, "executing program\n", 18) = 18 executing program [pid 5718] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5718] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5718] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5718] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5718] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5718] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5718] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5718] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5718] fchdir(5) = 0 [pid 5718] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5718] exit_group(0) = ? [ 109.257023][ T5717] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5718] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5719 attached [pid 5719] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5719 [pid 5719] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5719] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5719] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 109.304292][ T5718] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5719] setpgid(0, 0) = 0 [pid 5719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5719] write(3, "1000", 4) = 4 [pid 5719] close(3) = 0 [pid 5719] write(1, "executing program\n", 18) = 18 executing program [pid 5719] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5719] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5719] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5719] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5719] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5719] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5719] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5719] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5719] fchdir(5) = 0 [pid 5719] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5719] exit_group(0) = ? [pid 5719] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5720 attached , child_tidptr=0x5555739cf6d0) = 5720 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [ 109.391677][ T5719] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5720] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5720] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5720] setpgid(0, 0) = 0 [pid 5720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5720] write(3, "1000", 4) = 4 [pid 5720] close(3) = 0 executing program [pid 5720] write(1, "executing program\n", 18) = 18 [pid 5720] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5720] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5720] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5720] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5720] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5720] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5720] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5720] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5720] fchdir(5) = 0 [pid 5720] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5720] exit_group(0) = ? [pid 5720] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5721 attached , child_tidptr=0x5555739cf6d0) = 5721 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5721] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5721] <... set_robust_list resumed>) = 0 [ 109.490198][ T5720] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5721] setpgid(0, 0) = 0 [pid 5721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5721] write(3, "1000", 4) = 4 [pid 5721] close(3) = 0 [pid 5721] write(1, "executing program\n", 18) = 18 executing program [pid 5721] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5721] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5721] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5721] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5721] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5721] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5721] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5721] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5721] fchdir(5) = 0 [pid 5721] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5721] exit_group(0) = ? [pid 5721] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555739cf6d0) = 5722 ci2-upstream-fs/strace-static-x86_64: Process 5722 attached [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5722] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5722] <... set_robust_list resumed>) = 0 [pid 5722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5722] setpgid(0, 0) = 0 [pid 5722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5722] write(3, "1000", 4) = 4 [pid 5722] close(3) = 0 [pid 5722] write(1, "executing program\n", 18) = 18 executing program [pid 5722] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5722] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5722] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5722] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5722] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5722] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5722] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5722] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5722] fchdir(5) = 0 [pid 5722] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5722] exit_group(0) = ? [ 109.567783][ T5721] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5722] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5723 attached , child_tidptr=0x5555739cf6d0) = 5723 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5723] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5723] <... set_robust_list resumed>) = 0 [pid 5723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5723] setpgid(0, 0) = 0 [pid 5723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5723] write(3, "1000", 4) = 4 [pid 5723] close(3) = 0 [pid 5723] write(1, "executing program\n", 18) = 18 executing program [pid 5723] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5723] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5723] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5723] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5723] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5723] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5723] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5723] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5723] fchdir(5) = 0 [pid 5723] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5723] exit_group(0) = ? [ 109.613093][ T5722] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5723] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5724 attached , child_tidptr=0x5555739cf6d0) = 5724 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5724] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5724] <... set_robust_list resumed>) = 0 [pid 5724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5724] setpgid(0, 0) = 0 [pid 5724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5724] write(3, "1000", 4) = 4 [pid 5724] close(3) = 0 executing program [pid 5724] write(1, "executing program\n", 18) = 18 [pid 5724] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5724] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5724] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5724] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5724] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5724] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5724] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5724] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5724] fchdir(5) = 0 [pid 5724] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5724] exit_group(0) = ? [ 109.668356][ T5723] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5724] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5725 attached , child_tidptr=0x5555739cf6d0) = 5725 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5725] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5725] setpgid(0, 0) = 0 [pid 5725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5725] write(3, "1000", 4) = 4 [pid 5725] close(3) = 0 executing program [pid 5725] write(1, "executing program\n", 18) = 18 [pid 5725] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5725] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5725] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5725] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5725] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5725] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5725] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5725] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5725] fchdir(5) = 0 [pid 5725] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5725] exit_group(0) = ? [ 109.724025][ T5724] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5725] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5726 attached , child_tidptr=0x5555739cf6d0) = 5726 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5726] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5726] setpgid(0, 0) = 0 [pid 5726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5726] write(3, "1000", 4) = 4 [pid 5726] close(3) = 0 [pid 5726] write(1, "executing program\n", 18) = 18 [pid 5726] mkdir("./config", 0777) = -1 EEXIST (File exists) executing program [pid 5726] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5726] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5726] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5726] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5726] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5726] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5726] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5726] fchdir(5) = 0 [pid 5726] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5726] exit_group(0) = ? [ 109.780725][ T5725] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5726] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5727 attached , child_tidptr=0x5555739cf6d0) = 5727 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5727] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5727] <... set_robust_list resumed>) = 0 [pid 5727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5727] setpgid(0, 0) = 0 [pid 5727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5727] write(3, "1000", 4) = 4 [pid 5727] close(3) = 0 [pid 5727] write(1, "executing program\n", 18) = 18 executing program [pid 5727] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5727] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5727] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5727] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5727] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5727] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5727] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5727] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5727] fchdir(5) = 0 [pid 5727] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5727] exit_group(0) = ? [ 109.836524][ T5726] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5727] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5728 attached , child_tidptr=0x5555739cf6d0) = 5728 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5728] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5728] <... set_robust_list resumed>) = 0 [pid 5728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5728] setpgid(0, 0) = 0 [pid 5728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5728] write(3, "1000", 4) = 4 [pid 5728] close(3) = 0 executing program [pid 5728] write(1, "executing program\n", 18) = 18 [pid 5728] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5728] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5728] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5728] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5728] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5728] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5728] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5728] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5728] fchdir(5) = 0 [pid 5728] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5728] exit_group(0) = ? [ 109.882589][ T5727] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5728] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5729 attached [pid 5729] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5729] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5729 [pid 5729] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5729] <... prctl resumed>) = 0 [pid 5729] setpgid(0, 0) = 0 [pid 5729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5729] write(3, "1000", 4) = 4 [pid 5729] close(3) = 0 [ 109.941862][ T5728] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5729] write(1, "executing program\n", 18) = 18 executing program [pid 5729] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5729] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5729] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5729] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5729] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5729] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5729] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5729] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5729] fchdir(5) = 0 [pid 5729] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5729] exit_group(0) = ? [pid 5729] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5730 attached , child_tidptr=0x5555739cf6d0) = 5730 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5730] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5730] <... set_robust_list resumed>) = 0 [pid 5730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5730] setpgid(0, 0) = 0 [pid 5730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5730] write(3, "1000", 4) = 4 [pid 5730] close(3) = 0 [pid 5730] write(1, "executing program\n", 18) = 18 executing program [pid 5730] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5730] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5730] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5730] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5730] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5730] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5730] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5730] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5730] fchdir(5) = 0 [pid 5730] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5730] exit_group(0) = ? [pid 5730] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5731 attached [pid 5731] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5731] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5731 [pid 5731] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5731] setpgid(0, 0) = 0 [pid 5731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 110.049563][ T5729] mass_storage.0/lun.0: unable to open backing file: file0 [ 110.088176][ T5730] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5731] write(3, "1000", 4) = 4 [pid 5731] close(3) = 0 [pid 5731] write(1, "executing program\n", 18) = 18 executing program [pid 5731] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5731] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5731] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5731] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5731] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5731] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5731] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5731] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5731] fchdir(5) = 0 [pid 5731] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5731] exit_group(0) = ? [pid 5731] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5732 attached , child_tidptr=0x5555739cf6d0) = 5732 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5732] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5732] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5732] setpgid(0, 0) = 0 [ 110.136065][ T5731] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5732] write(3, "1000", 4) = 4 [pid 5732] close(3) = 0 [pid 5732] write(1, "executing program\n", 18) = 18 executing program [pid 5732] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5732] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5732] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5732] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5732] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5732] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5732] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5732] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5732] fchdir(5) = 0 [pid 5732] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5732] exit_group(0) = ? [pid 5732] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5733 attached , child_tidptr=0x5555739cf6d0) = 5733 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5733] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5733] setpgid(0, 0) = 0 [ 110.214242][ T5732] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5733] write(3, "1000", 4) = 4 [pid 5733] close(3) = 0 [pid 5733] write(1, "executing program\n", 18) = 18 executing program [pid 5733] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5733] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5733] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5733] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5733] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5733] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5733] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5733] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5733] fchdir(5) = 0 [pid 5733] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5733] exit_group(0) = ? [pid 5733] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5734 attached , child_tidptr=0x5555739cf6d0) = 5734 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5734] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5734] <... set_robust_list resumed>) = 0 [pid 5734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5734] setpgid(0, 0) = 0 [pid 5734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5734] write(3, "1000", 4) = 4 [pid 5734] close(3) = 0 [pid 5734] write(1, "executing program\n", 18) = 18 executing program [pid 5734] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5734] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5734] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5734] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5734] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5734] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5734] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5734] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5734] fchdir(5) = 0 [pid 5734] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5734] exit_group(0) = ? [ 110.325526][ T5733] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5734] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5735 attached , child_tidptr=0x5555739cf6d0) = 5735 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5735] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5735] <... set_robust_list resumed>) = 0 [pid 5735] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5735] setpgid(0, 0) = 0 [pid 5735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5735] write(3, "1000", 4) = 4 [pid 5735] close(3) = 0 executing program [pid 5735] write(1, "executing program\n", 18) = 18 [pid 5735] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5735] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5735] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5735] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5735] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5735] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5735] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5735] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5735] fchdir(5) = 0 [pid 5735] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5735] exit_group(0) = ? [ 110.389064][ T5734] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5735] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5736 attached , child_tidptr=0x5555739cf6d0) = 5736 [pid 5736] set_robust_list(0x5555739cf6e0, 24 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5736] <... set_robust_list resumed>) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 110.444725][ T5735] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5736] setpgid(0, 0) = 0 [pid 5736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5736] write(3, "1000", 4) = 4 [pid 5736] close(3) = 0 [pid 5736] write(1, "executing program\n", 18) = 18 [pid 5736] mkdir("./config", 0777) = -1 EEXIST (File exists) executing program [pid 5736] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5736] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5736] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5736] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5736] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5736] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5736] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5736] fchdir(5) = 0 [pid 5736] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5736] exit_group(0) = ? [pid 5736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5737 attached , child_tidptr=0x5555739cf6d0) = 5737 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5737] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [ 110.530965][ T5736] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5737] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5737] setpgid(0, 0) = 0 [pid 5737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5737] write(3, "1000", 4) = 4 [pid 5737] close(3) = 0 [pid 5737] write(1, "executing program\n", 18) = 18 executing program [pid 5737] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5737] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5737] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5737] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5737] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5737] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5737] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5737] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5737] fchdir(5) = 0 [pid 5737] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5737] exit_group(0) = ? [pid 5737] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5738 attached , child_tidptr=0x5555739cf6d0) = 5738 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5738] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5738] setpgid(0, 0) = 0 [pid 5738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5738] write(3, "1000", 4) = 4 [pid 5738] close(3) = 0 [pid 5738] write(1, "executing program\n", 18) = 18 executing program [pid 5738] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5738] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [ 110.607089][ T5737] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5738] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5738] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5738] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5738] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5738] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5738] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5738] fchdir(5) = 0 [pid 5738] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5738] exit_group(0) = ? [pid 5738] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5739 attached [pid 5739] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5739 [pid 5739] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5739] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5739] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5739] setpgid(0, 0) = 0 [pid 5739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5739] write(3, "1000", 4) = 4 [pid 5739] close(3) = 0 [pid 5739] write(1, "executing program\n", 18) = 18 executing program [pid 5739] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5739] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5739] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5739] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5739] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5739] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5739] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5739] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5739] fchdir(5) = 0 [pid 5739] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5739] exit_group(0) = ? [ 110.695098][ T5738] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5739] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555739cf6d0) = 5740 ci2-upstream-fs/strace-static-x86_64: Process 5740 attached [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5740] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5740] setpgid(0, 0) = 0 [pid 5740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5740] write(3, "1000", 4) = 4 [pid 5740] close(3) = 0 [pid 5740] write(1, "executing program\n", 18) = 18 executing program [pid 5740] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5740] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5740] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5740] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5740] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5740] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5740] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5740] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5740] fchdir(5) = 0 [pid 5740] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5740] exit_group(0) = ? [ 110.752298][ T5739] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5740] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5741 attached [pid 5741] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5741 [pid 5741] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5741] setpgid(0, 0) = 0 [pid 5741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5741] write(3, "1000", 4) = 4 [pid 5741] close(3) = 0 [ 110.809065][ T5740] mass_storage.0/lun.0: unable to open backing file: file0 executing program [pid 5741] write(1, "executing program\n", 18) = 18 [pid 5741] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5741] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5741] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5741] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5741] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5741] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5741] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5741] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5741] fchdir(5) = 0 [pid 5741] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5741] exit_group(0) = ? [pid 5741] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5742 attached , child_tidptr=0x5555739cf6d0) = 5742 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5742] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5742] <... set_robust_list resumed>) = 0 [pid 5742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5742] setpgid(0, 0) = 0 [pid 5742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5742] write(3, "1000", 4) = 4 [ 110.906191][ T5741] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5742] close(3) = 0 [pid 5742] write(1, "executing program\n", 18) = 18 executing program [pid 5742] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5742] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5742] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5742] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5742] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5742] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5742] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5742] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5742] fchdir(5) = 0 [pid 5742] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5742] exit_group(0) = ? [pid 5742] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5743 attached , child_tidptr=0x5555739cf6d0) = 5743 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5743] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5743] <... set_robust_list resumed>) = 0 [pid 5743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5743] setpgid(0, 0) = 0 [pid 5743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5743] write(3, "1000", 4) = 4 [pid 5743] close(3) = 0 [pid 5743] write(1, "executing program\n", 18) = 18 executing program [pid 5743] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5743] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5743] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5743] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5743] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5743] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5743] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5743] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [ 110.976365][ T5742] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5743] fchdir(5) = 0 [pid 5743] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5743] exit_group(0) = ? [pid 5743] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5744 attached , child_tidptr=0x5555739cf6d0) = 5744 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5744] set_robust_list(0x5555739cf6e0, 24 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5744] <... set_robust_list resumed>) = 0 [pid 5744] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5744] setpgid(0, 0) = 0 [pid 5744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5744] write(3, "1000", 4) = 4 [pid 5744] close(3) = 0 [pid 5744] write(1, "executing program\n", 18) = 18 executing program [pid 5744] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5744] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5744] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5744] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5744] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5744] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5744] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5744] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5744] fchdir(5) = 0 [pid 5744] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5744] exit_group(0) = ? [ 111.042107][ T5743] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5744] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 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 5745 attached [pid 5745] set_robust_list(0x5555739cf6e0, 24) = 0 [pid 5745] rt_sigprocmask(SIG_SETMASK, [] [pid 5605] <... clone resumed>, child_tidptr=0x5555739cf6d0) = 5745 [pid 5605] rt_sigprocmask(SIG_SETMASK, [] [pid 5745] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5605] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5745] setpgid(0, 0) = 0 [pid 5745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5745] write(3, "1000", 4) = 4 [ 111.109651][ T5744] mass_storage.0/lun.0: unable to open backing file: file0 [pid 5745] close(3) = 0 [pid 5745] write(1, "executing program\n", 18) = 18 executing program [pid 5745] mkdir("./config", 0777) = -1 EEXIST (File exists) [pid 5745] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5745] mkdir("./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 5745] mkdir("./config/usb_gadget/g1/functions/mass_storage.0", 0777) = -1 EEXIST (File exists) [pid 5745] openat(AT_FDCWD, "./config/usb_gadget/g1/functions/mass_storage.0/lun.0/file", O_RDWR) = 3 [pid 5745] fsopen("configfs", FSOPEN_CLOEXEC) = 4 [pid 5745] fsconfig(4, FSCONFIG_CMD_CREATE, NULL, NULL, 0) = 0 [pid 5745] fsmount(4, 0, MOUNT_ATTR_RDONLY|MOUNT_ATTR_NOEXEC) = 5 [pid 5745] fchdir(5) = 0 [pid 5745] write(3, "file0", 5) = -1 ENOENT (No such file or directory) [pid 5745] exit_group(0) = ? [pid 5745] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5745, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---