./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2712697149
<...>
Warning: Permanently added '10.128.0.78' (ED25519) to the list of known hosts.
execve("./syz-executor2712697149", ["./syz-executor2712697149"], 0x7fffdabfc1d0 /* 10 vars */) = 0
brk(NULL) = 0x55557eb5e000
brk(0x55557eb5ed00) = 0x55557eb5ed00
arch_prctl(ARCH_SET_FS, 0x55557eb5e380) = 0
set_tid_address(0x55557eb5e650) = 5823
set_robust_list(0x55557eb5e660, 24) = 0
rseq(0x55557eb5eca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2712697149", 4096) = 28
getrandom("\x34\xd8\x78\xcd\xb5\x1e\xa4\xcb", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55557eb5ed00
brk(0x55557eb7fd00) = 0x55557eb7fd00
brk(0x55557eb80000) = 0x55557eb80000
mprotect(0x7f7d0d801000, 16384, PROT_READ) = 0
mmap(0x3ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3ffffffff000
mmap(0x400000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400000000000
mmap(0x400001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400001000000
mkdir("./syzkaller.5yiINS", 0700) = 0
chmod("./syzkaller.5yiINS", 0777) = 0
chdir("./syzkaller.5yiINS") = 0
mkdir("./0", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5825 attached
, child_tidptr=0x55557eb5e650) = 5825
[pid 5825] set_robust_list(0x55557eb5e660, 24) = 0
[pid 5825] chdir("./0") = 0
[pid 5825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5825] setpgid(0, 0) = 0
[pid 5825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5825] write(3, "1000", 4) = 4
[pid 5825] close(3) = 0
[pid 5825] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5825] write(1, "executing program\n", 18executing program
) = 18
[pid 5825] memfd_create("syzkaller", 0) = 3
[pid 5825] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5825] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5825] munmap(0x7f7d05200000, 138412032) = 0
[pid 5825] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5825] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5825] close(3) = 0
[pid 5825] close(4) = 0
[pid 5825] mkdir("./file0", 0777) = 0
[ 62.671424][ T5825] loop0: detected capacity change from 0 to 32768
[ 62.719853][ T5825] (syz-executor271,5825,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 62.735833][ T5825] (syz-executor271,5825,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 62.760738][ T5825] JBD2: Ignoring recovery information on journal
[pid 5825] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5825] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5825] chdir("./file0") = 0
[pid 5825] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5825] exit_group(0) = ?
[pid 5825] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5825, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=18 /* 0.18 s */} ---
[ 62.783109][ T5825] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 62.798519][ T12] ocfs2: Finishing quota recovery on device (7,0) for slot 0
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./0/binderfs") = 0
[ 62.963526][ T5823]
[ 62.965899][ T5823] ======================================================
[ 62.972909][ T5823] WARNING: possible circular locking dependency detected
[ 62.979919][ T5823] 6.14.0-rc5-syzkaller-00234-gb7c90e3e717a #0 Not tainted
[ 62.987349][ T5823] ------------------------------------------------------
[ 62.994343][ T5823] syz-executor271/5823 is trying to acquire lock:
[ 63.000729][ T5823] ffff888029ab8948 ((wq_completion)ocfs2_wq){+.+.}-{0:0}, at: touch_wq_lockdep_map+0xb1/0x170
[ 63.011012][ T5823]
[ 63.011012][ T5823] but task is already holding lock:
[ 63.018397][ T5823] ffff88807b9460e0 (&type->s_umount_key#43){++++}-{4:4}, at: deactivate_super+0xb5/0xf0
[ 63.028127][ T5823]
[ 63.028127][ T5823] which lock already depends on the new lock.
[ 63.028127][ T5823]
[ 63.038509][ T5823]
[ 63.038509][ T5823] the existing dependency chain (in reverse order) is:
[ 63.047501][ T5823]
[ 63.047501][ T5823] -> #2 (&type->s_umount_key#43){++++}-{4:4}:
[ 63.055940][ T5823] lock_acquire+0x1ed/0x550
[ 63.060953][ T5823] down_read+0xb1/0xa40
[ 63.065622][ T5823] ocfs2_finish_quota_recovery+0x15c/0x22a0
[ 63.072037][ T5823] ocfs2_complete_recovery+0x17c1/0x25c0
[ 63.078173][ T5823] process_scheduled_works+0xabe/0x18e0
[ 63.084222][ T5823] worker_thread+0x870/0xd30
[ 63.089315][ T5823] kthread+0x7a9/0x920
[ 63.093880][ T5823] ret_from_fork+0x4b/0x80
[ 63.098795][ T5823] ret_from_fork_asm+0x1a/0x30
[ 63.104059][ T5823]
[ 63.104059][ T5823] -> #1 ((work_completion)(&journal->j_recovery_work)){+.+.}-{0:0}:
[ 63.114200][ T5823] lock_acquire+0x1ed/0x550
[ 63.119206][ T5823] process_scheduled_works+0x9e4/0x18e0
[ 63.125251][ T5823] worker_thread+0x870/0xd30
[ 63.130336][ T5823] kthread+0x7a9/0x920
[ 63.134907][ T5823] ret_from_fork+0x4b/0x80
[ 63.139821][ T5823] ret_from_fork_asm+0x1a/0x30
[ 63.145083][ T5823]
[ 63.145083][ T5823] -> #0 ((wq_completion)ocfs2_wq){+.+.}-{0:0}:
[ 63.153395][ T5823] validate_chain+0x18ef/0x5920
[ 63.158757][ T5823] __lock_acquire+0x1397/0x2100
[ 63.164105][ T5823] lock_acquire+0x1ed/0x550
[ 63.169112][ T5823] touch_wq_lockdep_map+0xc7/0x170
[ 63.174721][ T5823] __flush_workqueue+0x14a/0x1280
[ 63.180270][ T5823] ocfs2_shutdown_local_alloc+0x109/0xa90
[ 63.186490][ T5823] ocfs2_dismount_volume+0x202/0x910
[ 63.192296][ T5823] generic_shutdown_super+0x139/0x2d0
[ 63.198165][ T5823] kill_block_super+0x44/0x90
[ 63.203348][ T5823] deactivate_locked_super+0xc4/0x130
[ 63.209226][ T5823] cleanup_mnt+0x41f/0x4b0
[ 63.214148][ T5823] task_work_run+0x24f/0x310
[ 63.219236][ T5823] ptrace_notify+0x2d9/0x380
[ 63.224321][ T5823] syscall_exit_work+0xc7/0x1d0
[ 63.229674][ T5823] syscall_exit_to_user_mode+0x24a/0x340
[ 63.235820][ T5823] do_syscall_64+0x100/0x230
[ 63.240919][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 63.247316][ T5823]
[ 63.247316][ T5823] other info that might help us debug this:
[ 63.247316][ T5823]
[ 63.257521][ T5823] Chain exists of:
[ 63.257521][ T5823] (wq_completion)ocfs2_wq --> (work_completion)(&journal->j_recovery_work) --> &type->s_umount_key#43
[ 63.257521][ T5823]
[ 63.274363][ T5823] Possible unsafe locking scenario:
[ 63.274363][ T5823]
[ 63.281793][ T5823] CPU0 CPU1
[ 63.287133][ T5823] ---- ----
[ 63.292474][ T5823] lock(&type->s_umount_key#43);
[ 63.297479][ T5823] lock((work_completion)(&journal->j_recovery_work));
[ 63.306919][ T5823] lock(&type->s_umount_key#43);
[ 63.314450][ T5823] lock((wq_completion)ocfs2_wq);
[ 63.319541][ T5823]
[ 63.319541][ T5823] *** DEADLOCK ***
[ 63.319541][ T5823]
[ 63.327658][ T5823] 1 lock held by syz-executor271/5823:
[ 63.333089][ T5823] #0: ffff88807b9460e0 (&type->s_umount_key#43){++++}-{4:4}, at: deactivate_super+0xb5/0xf0
[ 63.343264][ T5823]
[ 63.343264][ T5823] stack backtrace:
[ 63.349139][ T5823] CPU: 1 UID: 0 PID: 5823 Comm: syz-executor271 Not tainted 6.14.0-rc5-syzkaller-00234-gb7c90e3e717a #0
[ 63.349151][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 63.349160][ T5823] Call Trace:
[ 63.349165][ T5823]
[ 63.349170][ T5823] dump_stack_lvl+0x241/0x360
[ 63.349183][ T5823] ? __pfx_dump_stack_lvl+0x10/0x10
[ 63.349192][ T5823] ? __pfx__printk+0x10/0x10
[ 63.349207][ T5823] print_circular_bug+0x13a/0x1b0
[ 63.349217][ T5823] check_noncircular+0x36a/0x4a0
[ 63.349226][ T5823] ? __lock_acquire+0x1397/0x2100
[ 63.349239][ T5823] ? __pfx_check_noncircular+0x10/0x10
[ 63.349248][ T5823] ? lockdep_lock+0x123/0x2b0
[ 63.349259][ T5823] ? mark_lock+0x9a/0x360
[ 63.349272][ T5823] validate_chain+0x18ef/0x5920
[ 63.349285][ T5823] ? __pfx_validate_chain+0x10/0x10
[ 63.349299][ T5823] ? debug_object_assert_init+0x2dd/0x4b0
[ 63.349311][ T5823] ? do_raw_spin_lock+0x14f/0x370
[ 63.349321][ T5823] ? __pfx_lock_release+0x10/0x10
[ 63.349333][ T5823] ? mark_lock+0x9a/0x360
[ 63.349345][ T5823] __lock_acquire+0x1397/0x2100
[ 63.349358][ T5823] ? kfree+0x196/0x430
[ 63.349371][ T5823] ? ocfs2_dismount_volume+0x1bd/0x910
[ 63.349385][ T5823] lock_acquire+0x1ed/0x550
[ 63.349396][ T5823] ? touch_wq_lockdep_map+0xb1/0x170
[ 63.349413][ T5823] ? __pfx_lock_acquire+0x10/0x10
[ 63.349424][ T5823] ? __asan_memset+0x23/0x50
[ 63.349435][ T5823] ? lockdep_init_map_type+0xa1/0x910
[ 63.349446][ T5823] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 63.349458][ T5823] ? __lock_acquire+0x1397/0x2100
[ 63.349471][ T5823] ? touch_wq_lockdep_map+0xb1/0x170
[ 63.349481][ T5823] touch_wq_lockdep_map+0xc7/0x170
[ 63.349493][ T5823] ? touch_wq_lockdep_map+0xb1/0x170
[ 63.349504][ T5823] __flush_workqueue+0x14a/0x1280
[ 63.349515][ T5823] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 63.349529][ T5823] ? __pfx___flush_workqueue+0x10/0x10
[ 63.349543][ T5823] ? mark_lock+0x9a/0x360
[ 63.349555][ T5823] ocfs2_shutdown_local_alloc+0x109/0xa90
[ 63.349569][ T5823] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 63.349581][ T5823] ? __pfx_ocfs2_shutdown_local_alloc+0x10/0x10
[ 63.349593][ T5823] ? lockdep_hardirqs_on+0x99/0x150
[ 63.349605][ T5823] ? enable_work+0x2e3/0x360
[ 63.349617][ T5823] ? __pfx_enable_work+0x10/0x10
[ 63.349629][ T5823] ? _atomic_dec_and_lock+0x9a/0x130
[ 63.349642][ T5823] ? iput+0x3be/0xa50
[ 63.349652][ T5823] ocfs2_dismount_volume+0x202/0x910
[ 63.349665][ T5823] ? __pfx_ocfs2_dismount_volume+0x10/0x10
[ 63.349676][ T5823] ? __pfx_evict_inodes+0x10/0x10
[ 63.349686][ T5823] ? __pfx_ocfs2_put_super+0x10/0x10
[ 63.349697][ T5823] generic_shutdown_super+0x139/0x2d0
[ 63.349709][ T5823] kill_block_super+0x44/0x90
[ 63.349721][ T5823] deactivate_locked_super+0xc4/0x130
[ 63.349731][ T5823] cleanup_mnt+0x41f/0x4b0
[ 63.349741][ T5823] ? lockdep_hardirqs_on+0x99/0x150
[ 63.349752][ T5823] task_work_run+0x24f/0x310
[ 63.349762][ T5823] ? __pfx_task_work_run+0x10/0x10
[ 63.349770][ T5823] ? path_umount+0x211/0xf80
[ 63.349782][ T5823] ptrace_notify+0x2d9/0x380
[ 63.349791][ T5823] ? __x64_sys_umount+0x123/0x170
[ 63.349803][ T5823] ? user_path_at+0x44/0x60
[ 63.349813][ T5823] ? __pfx_ptrace_notify+0x10/0x10
[ 63.349821][ T5823] ? kmem_cache_free+0x195/0x410
[ 63.349831][ T5823] ? __x64_sys_umount+0x123/0x170
[ 63.349843][ T5823] syscall_exit_work+0xc7/0x1d0
[ 63.349857][ T5823] syscall_exit_to_user_mode+0x24a/0x340
[ 63.349870][ T5823] do_syscall_64+0x100/0x230
[ 63.349883][ T5823] ? clear_bhb_loop+0x35/0x90
[ 63.349896][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 63.349912][ T5823] RIP: 0033:0x7f7d0d78a487
[ 63.349924][ T5823] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
[ 63.349932][ T5823] RSP: 002b:00007fff095c8e38 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 63.349946][ T5823] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f7d0d78a487
[ 63.349952][ T5823] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff095c8ef0
[ 63.349958][ T5823] RBP: 00007fff095c8ef0 R08: 0000000000000000 R09: 0000000000000000
[ 63.349963][ T5823] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007fff095c9f60
[ 63.349969][ T5823] R13: 000055557eb5f6c0 R14: 0000000000000001 R15: 431bde82d7b634db
umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[ 63.349978][ T5823]
[ 63.775470][ T5823] ocfs2: Unmounting device (7,0) on (node local)
openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./0/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./0") = 0
mkdir("./1", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5828 attached
, child_tidptr=0x55557eb5e650) = 5828
[pid 5828] set_robust_list(0x55557eb5e660, 24) = 0
[pid 5828] chdir("./1") = 0
[pid 5828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5828] setpgid(0, 0) = 0
[pid 5828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5828] write(3, "1000", 4) = 4
[pid 5828] close(3) = 0
[pid 5828] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5828] write(1, "executing program\n", 18executing program
) = 18
[pid 5828] memfd_create("syzkaller", 0) = 3
[pid 5828] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5828] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5828] munmap(0x7f7d05200000, 138412032) = 0
[pid 5828] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5828] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5828] close(3) = 0
[pid 5828] close(4) = 0
[pid 5828] mkdir("./file0", 0777) = 0
[ 64.133163][ T5828] loop0: detected capacity change from 0 to 32768
[ 64.156062][ T5828] (syz-executor271,5828,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[pid 5828] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5828] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5828] chdir("./file0") = 0
[pid 5828] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5828] exit_group(0) = ?
[pid 5828] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5828, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
[ 64.170324][ T5828] (syz-executor271,5828,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 64.188343][ T5828] JBD2: Ignoring recovery information on journal
[ 64.205098][ T5828] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 64.216297][ T1144] ocfs2: Finishing quota recovery on device (7,0) for slot 0
umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./1/binderfs") = 0
umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[ 64.338450][ T5823] ocfs2: Unmounting device (7,0) on (node local)
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./1/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./1") = 0
mkdir("./2", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5831 attached
, child_tidptr=0x55557eb5e650) = 5831
[pid 5831] set_robust_list(0x55557eb5e660, 24) = 0
[pid 5831] chdir("./2") = 0
[pid 5831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5831] setpgid(0, 0) = 0
[pid 5831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5831] write(3, "1000", 4) = 4
[pid 5831] close(3) = 0
[pid 5831] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5831] write(1, "executing program\n", 18) = 18
[pid 5831] memfd_create("syzkaller", 0) = 3
[pid 5831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5831] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5831] munmap(0x7f7d05200000, 138412032) = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5831] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5831] close(3) = 0
[pid 5831] close(4) = 0
[pid 5831] mkdir("./file0", 0777) = 0
[ 64.753484][ T5831] loop0: detected capacity change from 0 to 32768
[ 64.791406][ T5831] (syz-executor271,5831,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 64.805518][ T5831] (syz-executor271,5831,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 64.823520][ T5831] JBD2: Ignoring recovery information on journal
[ 64.840245][ T5831] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[pid 5831] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5831] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5831] chdir("./file0") = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] exit_group(0) = ?
[pid 5831] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5831, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=11 /* 0.11 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./2/binderfs") = 0
[ 64.851394][ T12] ocfs2: Finishing quota recovery on device (7,0) for slot 0
umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./2/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./2") = 0
mkdir("./3", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5834 attached
[ 64.888883][ T5823] ocfs2: Unmounting device (7,0) on (node local)
[pid 5834] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5834
[pid 5834] <... set_robust_list resumed>) = 0
[pid 5834] chdir("./3") = 0
[pid 5834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5834] setpgid(0, 0) = 0
[pid 5834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5834] write(3, "1000", 4) = 4
[pid 5834] close(3) = 0
[pid 5834] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5834] write(1, "executing program\n", 18) = 18
[pid 5834] memfd_create("syzkaller", 0) = 3
[pid 5834] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5834] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5834] munmap(0x7f7d05200000, 138412032) = 0
[pid 5834] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5834] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5834] close(3) = 0
[pid 5834] close(4) = 0
[pid 5834] mkdir("./file0", 0777) = 0
[ 65.119373][ T5834] loop0: detected capacity change from 0 to 32768
[ 65.151229][ T5834] (syz-executor271,5834,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[pid 5834] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5834] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5834] chdir("./file0") = 0
[pid 5834] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5834] exit_group(0) = ?
[pid 5834] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5834, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=11 /* 0.11 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[ 65.165368][ T5834] (syz-executor271,5834,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 65.183071][ T5834] JBD2: Ignoring recovery information on journal
[ 65.200295][ T5834] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 65.211350][ T12] ocfs2: Finishing quota recovery on device (7,0) for slot 0
openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./3/binderfs") = 0
umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./3/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./3") = 0
mkdir("./4", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5837 attached
[ 65.258806][ T5823] ocfs2: Unmounting device (7,0) on (node local)
[pid 5837] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5837
[pid 5837] <... set_robust_list resumed>) = 0
[pid 5837] chdir("./4") = 0
[pid 5837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5837] setpgid(0, 0) = 0
[pid 5837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5837] write(3, "1000", 4) = 4
[pid 5837] close(3) = 0
[pid 5837] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5837] write(1, "executing program\n", 18) = 18
[pid 5837] memfd_create("syzkaller", 0) = 3
[pid 5837] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5837] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5837] munmap(0x7f7d05200000, 138412032) = 0
[pid 5837] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5837] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5837] close(3) = 0
[pid 5837] close(4) = 0
[pid 5837] mkdir("./file0", 0777) = 0
[ 65.494206][ T5837] loop0: detected capacity change from 0 to 32768
[ 65.534672][ T5837] (syz-executor271,5837,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 65.549076][ T5837] (syz-executor271,5837,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 65.567254][ T5837] JBD2: Ignoring recovery information on journal
[pid 5837] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5837] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5837] chdir("./file0") = 0
[pid 5837] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5837] exit_group(0) = ?
[pid 5837] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5837, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=12 /* 0.12 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[ 65.583097][ T5837] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 65.594234][ T1144] ocfs2: Finishing quota recovery on device (7,0) for slot 0
openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./4/binderfs") = 0
umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./4/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./4") = 0
mkdir("./5", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5840 attached
[ 65.740335][ T5823] ocfs2: Unmounting device (7,0) on (node local)
[pid 5840] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5840
[pid 5840] <... set_robust_list resumed>) = 0
[pid 5840] chdir("./5") = 0
[pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5840] setpgid(0, 0) = 0
[pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5840] write(3, "1000", 4) = 4
[pid 5840] close(3) = 0
[pid 5840] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5840] write(1, "executing program\n", 18) = 18
[pid 5840] memfd_create("syzkaller", 0) = 3
[pid 5840] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5840] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5840] munmap(0x7f7d05200000, 138412032) = 0
[pid 5840] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5840] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5840] close(3) = 0
[pid 5840] close(4) = 0
[pid 5840] mkdir("./file0", 0777) = 0
[ 66.000723][ T5840] loop0: detected capacity change from 0 to 32768
[ 66.028153][ T5840] (syz-executor271,5840,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[pid 5840] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5840] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5840] chdir("./file0") = 0
[pid 5840] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5840] exit_group(0) = ?
[pid 5840] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5840, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=13 /* 0.13 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
[ 66.042138][ T5840] (syz-executor271,5840,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 66.060409][ T5840] JBD2: Ignoring recovery information on journal
[ 66.078078][ T5840] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 66.089574][ T1144] ocfs2: Finishing quota recovery on device (7,0) for slot 0
umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./5/binderfs") = 0
umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./5/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./5/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./5") = 0
mkdir("./6", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
[ 66.251202][ T5823] ocfs2: Unmounting device (7,0) on (node local)
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5843 attached
[pid 5843] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5843
[pid 5843] <... set_robust_list resumed>) = 0
[pid 5843] chdir("./6") = 0
[pid 5843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5843] setpgid(0, 0) = 0
[pid 5843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5843] write(3, "1000", 4) = 4
[pid 5843] close(3) = 0
[pid 5843] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5843] write(1, "executing program\n", 18) = 18
[pid 5843] memfd_create("syzkaller", 0) = 3
[pid 5843] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5843] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5843] munmap(0x7f7d05200000, 138412032) = 0
[pid 5843] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5843] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5843] close(3) = 0
[pid 5843] close(4) = 0
[pid 5843] mkdir("./file0", 0777) = 0
[ 66.472404][ T5843] loop0: detected capacity change from 0 to 32768
[ 66.507234][ T5843] (syz-executor271,5843,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[pid 5843] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[ 66.528481][ T5843] (syz-executor271,5843,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 66.546433][ T5843] JBD2: Ignoring recovery information on journal
[ 66.564377][ T5843] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[pid 5843] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5843] chdir("./file0") = 0
[pid 5843] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5843] exit_group(0) = ?
[pid 5843] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5843, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[ 66.575806][ T1144] ocfs2: Finishing quota recovery on device (7,0) for slot 0
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./6/binderfs") = 0
umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[ 66.693626][ T5823] ocfs2: Unmounting device (7,0) on (node local)
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./6/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./6") = 0
mkdir("./7", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5846 attached
, child_tidptr=0x55557eb5e650) = 5846
[pid 5846] set_robust_list(0x55557eb5e660, 24) = 0
[pid 5846] chdir("./7") = 0
[pid 5846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5846] setpgid(0, 0) = 0
[pid 5846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5846] write(3, "1000", 4) = 4
[pid 5846] close(3) = 0
[pid 5846] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5846] write(1, "executing program\n", 18executing program
) = 18
[pid 5846] memfd_create("syzkaller", 0) = 3
[pid 5846] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5846] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5846] munmap(0x7f7d05200000, 138412032) = 0
[pid 5846] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5846] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5846] close(3) = 0
[pid 5846] close(4) = 0
[pid 5846] mkdir("./file0", 0777) = 0
[ 67.177677][ T5846] loop0: detected capacity change from 0 to 32768
[ 67.213520][ T5846] (syz-executor271,5846,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 67.227518][ T5846] (syz-executor271,5846,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 67.245180][ T5846] JBD2: Ignoring recovery information on journal
[ 67.263757][ T5846] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[pid 5846] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5846] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5846] chdir("./file0") = 0
[pid 5846] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5846] exit_group(0) = ?
[pid 5846] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5846, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=12 /* 0.12 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[ 67.275145][ T1144] ocfs2: Finishing quota recovery on device (7,0) for slot 0
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./7/binderfs") = 0
umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./7/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./7/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./7") = 0
mkdir("./8", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5849 attached
[ 67.371195][ T5823] ocfs2: Unmounting device (7,0) on (node local)
[pid 5849] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5849
[pid 5849] <... set_robust_list resumed>) = 0
[pid 5849] chdir("./8") = 0
[pid 5849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5849] setpgid(0, 0) = 0
[pid 5849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5849] write(3, "1000", 4) = 4
[pid 5849] close(3) = 0
[pid 5849] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5849] write(1, "executing program\n", 18executing program
) = 18
[pid 5849] memfd_create("syzkaller", 0) = 3
[pid 5849] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5849] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5849] munmap(0x7f7d05200000, 138412032) = 0
[pid 5849] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5849] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5849] close(3) = 0
[pid 5849] close(4) = 0
[pid 5849] mkdir("./file0", 0777) = 0
[ 67.626680][ T5849] loop0: detected capacity change from 0 to 32768
[ 67.666477][ T5849] (syz-executor271,5849,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 67.680671][ T5849] (syz-executor271,5849,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 67.698549][ T5849] JBD2: Ignoring recovery information on journal
[ 67.714497][ T5849] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[pid 5849] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5849] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5849] chdir("./file0") = 0
[pid 5849] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5849] exit_group(0) = ?
[pid 5849] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5849, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=10 /* 0.10 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[ 67.725490][ T2950] ocfs2: Finishing quota recovery on device (7,0) for slot 0
openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./8/binderfs") = 0
umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./8/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./8/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./8") = 0
mkdir("./9", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
[ 67.835015][ T5823] ocfs2: Unmounting device (7,0) on (node local)
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5852 attached
, child_tidptr=0x55557eb5e650) = 5852
[pid 5852] set_robust_list(0x55557eb5e660, 24) = 0
[pid 5852] chdir("./9") = 0
[pid 5852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5852] setpgid(0, 0) = 0
[pid 5852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5852] write(3, "1000", 4) = 4
[pid 5852] close(3) = 0
[pid 5852] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5852] write(1, "executing program\n", 18executing program
) = 18
[pid 5852] memfd_create("syzkaller", 0) = 3
[pid 5852] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5852] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5852] munmap(0x7f7d05200000, 138412032) = 0
[pid 5852] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5852] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5852] close(3) = 0
[pid 5852] close(4) = 0
[pid 5852] mkdir("./file0", 0777) = 0
[ 68.077815][ T5852] loop0: detected capacity change from 0 to 32768
[ 68.118666][ T5852] (syz-executor271,5852,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 68.132783][ T5852] (syz-executor271,5852,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 68.151409][ T5852] JBD2: Ignoring recovery information on journal
[pid 5852] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5852] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5852] chdir("./file0") = 0
[pid 5852] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5852] exit_group(0) = ?
[pid 5852] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5852, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=13 /* 0.13 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[ 68.167445][ T5852] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 68.179026][ T1144] ocfs2: Finishing quota recovery on device (7,0) for slot 0
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./9/binderfs") = 0
umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./9/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./9/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./9") = 0
mkdir("./10", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5855 attached
[ 68.304065][ T5823] ocfs2: Unmounting device (7,0) on (node local)
[pid 5855] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5855
[pid 5855] <... set_robust_list resumed>) = 0
[pid 5855] chdir("./10") = 0
[pid 5855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5855] setpgid(0, 0) = 0
[pid 5855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5855] write(3, "1000", 4) = 4
[pid 5855] close(3) = 0
[pid 5855] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5855] write(1, "executing program\n", 18) = 18
[pid 5855] memfd_create("syzkaller", 0) = 3
[pid 5855] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5855] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5855] munmap(0x7f7d05200000, 138412032) = 0
[pid 5855] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5855] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5855] close(3) = 0
[pid 5855] close(4) = 0
[pid 5855] mkdir("./file0", 0777) = 0
[ 68.568381][ T5855] loop0: detected capacity change from 0 to 32768
[ 68.594177][ T5855] (syz-executor271,5855,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[pid 5855] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5855] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5855] chdir("./file0") = 0
[pid 5855] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5855] exit_group(0) = ?
[pid 5855] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5855, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./10/binderfs") = 0
[ 68.608137][ T5855] (syz-executor271,5855,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 68.625915][ T5855] JBD2: Ignoring recovery information on journal
[ 68.643966][ T5855] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 68.654905][ T1144] ocfs2: Finishing quota recovery on device (7,0) for slot 0
umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./10/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./10/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./10") = 0
mkdir("./11", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5858 attached
[ 68.682737][ T5823] ocfs2: Unmounting device (7,0) on (node local)
[pid 5858] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5858
[pid 5858] <... set_robust_list resumed>) = 0
[pid 5858] chdir("./11") = 0
[pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5858] setpgid(0, 0) = 0
[pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5858] write(3, "1000", 4) = 4
[pid 5858] close(3) = 0
[pid 5858] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5858] write(1, "executing program\n", 18) = 18
[pid 5858] memfd_create("syzkaller", 0) = 3
[pid 5858] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5858] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5858] munmap(0x7f7d05200000, 138412032) = 0
[pid 5858] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5858] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5858] close(3) = 0
[pid 5858] close(4) = 0
[pid 5858] mkdir("./file0", 0777) = 0
[ 68.963376][ T5858] loop0: detected capacity change from 0 to 32768
[pid 5858] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5858] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5858] chdir("./file0") = 0
[pid 5858] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5858] exit_group(0) = ?
[pid 5858] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5858, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=12 /* 0.12 s */} ---
[ 69.001739][ T5858] (syz-executor271,5858,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 69.015771][ T5858] (syz-executor271,5858,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 69.033694][ T5858] JBD2: Ignoring recovery information on journal
[ 69.049307][ T5858] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./11/binderfs") = 0
[ 69.060479][ T1144] ocfs2: Finishing quota recovery on device (7,0) for slot 0
umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./11/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./11/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./11") = 0
mkdir("./12", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
[ 69.087779][ T5823] ocfs2: Unmounting device (7,0) on (node local)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5861 attached
[pid 5861] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5861
[pid 5861] <... set_robust_list resumed>) = 0
[pid 5861] chdir("./12") = 0
[pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5861] setpgid(0, 0) = 0
[pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5861] write(3, "1000", 4) = 4
[pid 5861] close(3) = 0
[pid 5861] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5861] write(1, "executing program\n", 18) = 18
[pid 5861] memfd_create("syzkaller", 0) = 3
[pid 5861] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5861] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5861] munmap(0x7f7d05200000, 138412032) = 0
[pid 5861] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5861] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5861] close(3) = 0
[pid 5861] close(4) = 0
[pid 5861] mkdir("./file0", 0777) = 0
[ 69.353974][ T5861] loop0: detected capacity change from 0 to 32768
[ 69.377847][ T5861] (syz-executor271,5861,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[pid 5861] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5861] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5861] chdir("./file0") = 0
[pid 5861] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5861] exit_group(0) = ?
[pid 5861] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5861, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=9 /* 0.09 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[ 69.399040][ T5861] (syz-executor271,5861,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 69.416801][ T5861] JBD2: Ignoring recovery information on journal
[ 69.433034][ T5861] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 69.444114][ T12] ocfs2: Finishing quota recovery on device (7,0) for slot 0
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./12/binderfs") = 0
umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./12/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./12/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./12") = 0
mkdir("./13", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
[ 69.530841][ T5823] ocfs2: Unmounting device (7,0) on (node local)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5864 attached
, child_tidptr=0x55557eb5e650) = 5864
[pid 5864] set_robust_list(0x55557eb5e660, 24) = 0
[pid 5864] chdir("./13") = 0
[pid 5864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5864] setpgid(0, 0) = 0
[pid 5864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5864] write(3, "1000", 4) = 4
[pid 5864] close(3) = 0
[pid 5864] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5864] write(1, "executing program\n", 18) = 18
[pid 5864] memfd_create("syzkaller", 0) = 3
[pid 5864] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5864] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5864] munmap(0x7f7d05200000, 138412032) = 0
[pid 5864] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5864] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5864] close(3) = 0
[pid 5864] close(4) = 0
[pid 5864] mkdir("./file0", 0777) = 0
[ 69.756413][ T5864] loop0: detected capacity change from 0 to 32768
[ 69.790254][ T5864] (syz-executor271,5864,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 69.804465][ T5864] (syz-executor271,5864,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 69.822704][ T5864] JBD2: Ignoring recovery information on journal
[ 69.839278][ T5864] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[pid 5864] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5864] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5864] chdir("./file0") = 0
[pid 5864] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5864] exit_group(0) = ?
[ 69.850377][ T2950] ocfs2: Finishing quota recovery on device (7,0) for slot 0
[pid 5864] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=10 /* 0.10 s */} ---
umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./13/binderfs") = 0
umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./13/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./13/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./13") = 0
mkdir("./14", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
[ 70.060476][ T5823] ocfs2: Unmounting device (7,0) on (node local)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5867 attached
, child_tidptr=0x55557eb5e650) = 5867
[pid 5867] set_robust_list(0x55557eb5e660, 24) = 0
[pid 5867] chdir("./14") = 0
[pid 5867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5867] setpgid(0, 0) = 0
[pid 5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5867] write(3, "1000", 4) = 4
[pid 5867] close(3) = 0
[pid 5867] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5867] write(1, "executing program\n", 18) = 18
[pid 5867] memfd_create("syzkaller", 0) = 3
[pid 5867] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5867] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5867] munmap(0x7f7d05200000, 138412032) = 0
[pid 5867] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5867] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5867] close(3) = 0
[pid 5867] close(4) = 0
[pid 5867] mkdir("./file0", 0777) = 0
[ 70.360568][ T5867] loop0: detected capacity change from 0 to 32768
[ 70.390912][ T5867] (syz-executor271,5867,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[pid 5867] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5867] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5867] chdir("./file0") = 0
[pid 5867] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5867] exit_group(0) = ?
[pid 5867] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5867, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=10 /* 0.10 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./14/binderfs") = 0
[ 70.404897][ T5867] (syz-executor271,5867,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 70.423447][ T5867] JBD2: Ignoring recovery information on journal
[ 70.439203][ T5867] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 70.450201][ T2950] ocfs2: Finishing quota recovery on device (7,0) for slot 0
umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./14/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./14") = 0
mkdir("./15", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5870 attached
, child_tidptr=0x55557eb5e650) = 5870
[ 70.490476][ T5823] ocfs2: Unmounting device (7,0) on (node local)
[pid 5870] set_robust_list(0x55557eb5e660, 24) = 0
[pid 5870] chdir("./15") = 0
[pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5870] setpgid(0, 0) = 0
[pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5870] write(3, "1000", 4) = 4
[pid 5870] close(3) = 0
[pid 5870] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5870] write(1, "executing program\n", 18) = 18
[pid 5870] memfd_create("syzkaller", 0) = 3
[pid 5870] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5870] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5870] munmap(0x7f7d05200000, 138412032) = 0
[pid 5870] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5870] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5870] close(3) = 0
[pid 5870] close(4) = 0
[pid 5870] mkdir("./file0", 0777) = 0
[ 70.685107][ T5870] loop0: detected capacity change from 0 to 32768
[ 70.724991][ T5870] (syz-executor271,5870,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 70.739035][ T5870] (syz-executor271,5870,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 70.757234][ T5870] JBD2: Ignoring recovery information on journal
[ 70.773500][ T5870] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[pid 5870] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5870] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5870] chdir("./file0") = 0
[pid 5870] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5870] exit_group(0) = ?
[pid 5870] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=10 /* 0.10 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[ 70.784557][ T2950] ocfs2: Finishing quota recovery on device (7,0) for slot 0
openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./15/binderfs") = 0
umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./15/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./15/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./15") = 0
mkdir("./16", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5873 attached
[ 70.942958][ T5823] ocfs2: Unmounting device (7,0) on (node local)
[pid 5873] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5873
[pid 5873] <... set_robust_list resumed>) = 0
[pid 5873] chdir("./16") = 0
[pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5873] setpgid(0, 0) = 0
[pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5873] write(3, "1000", 4) = 4
[pid 5873] close(3) = 0
[pid 5873] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5873] write(1, "executing program\n", 18executing program
) = 18
[pid 5873] memfd_create("syzkaller", 0) = 3
[pid 5873] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5873] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5873] munmap(0x7f7d05200000, 138412032) = 0
[pid 5873] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5873] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5873] close(3) = 0
[pid 5873] close(4) = 0
[pid 5873] mkdir("./file0", 0777) = 0
[ 71.207293][ T5873] loop0: detected capacity change from 0 to 32768
[ 71.243905][ T5873] (syz-executor271,5873,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 71.257886][ T5873] (syz-executor271,5873,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 71.275860][ T5873] JBD2: Ignoring recovery information on journal
[ 71.292778][ T5873] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[pid 5873] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5873] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5873] chdir("./file0") = 0
[pid 5873] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5873] exit_group(0) = ?
[pid 5873] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=10 /* 0.10 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
[ 71.303773][ T12] ocfs2: Finishing quota recovery on device (7,0) for slot 0
umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./16/binderfs") = 0
umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./16/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./16/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./16") = 0
mkdir("./17", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
[ 71.463648][ T5823] ocfs2: Unmounting device (7,0) on (node local)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5876 attached
[pid 5876] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5876
[pid 5876] <... set_robust_list resumed>) = 0
[pid 5876] chdir("./17") = 0
[pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5876] setpgid(0, 0) = 0
[pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5876] write(3, "1000", 4) = 4
[pid 5876] close(3) = 0
[pid 5876] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5876] write(1, "executing program\n", 18) = 18
[pid 5876] memfd_create("syzkaller", 0) = 3
[pid 5876] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5876] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5876] munmap(0x7f7d05200000, 138412032) = 0
[pid 5876] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5876] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5876] close(3) = 0
[pid 5876] close(4) = 0
[pid 5876] mkdir("./file0", 0777) = 0
[ 71.728835][ T5876] loop0: detected capacity change from 0 to 32768
[ 71.772319][ T5876] (syz-executor271,5876,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 71.786485][ T5876] (syz-executor271,5876,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 71.804507][ T5876] JBD2: Ignoring recovery information on journal
[pid 5876] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5876] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5876] chdir("./file0") = 0
[pid 5876] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5876] exit_group(0) = ?
[pid 5876] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[ 71.820957][ T5876] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 71.832158][ T12] ocfs2: Finishing quota recovery on device (7,0) for slot 0
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./17/binderfs") = 0
umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./17/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./17/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./17/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./17/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./17") = 0
mkdir("./18", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5879 attached
[ 71.968438][ T5823] ocfs2: Unmounting device (7,0) on (node local)
[pid 5879] set_robust_list(0x55557eb5e660, 24
[pid 5823] <... clone resumed>, child_tidptr=0x55557eb5e650) = 5879
[pid 5879] <... set_robust_list resumed>) = 0
[pid 5879] chdir("./18") = 0
[pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5879] setpgid(0, 0) = 0
[pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5879] write(3, "1000", 4) = 4
[pid 5879] close(3) = 0
[pid 5879] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5879] write(1, "executing program\n", 18) = 18
[pid 5879] memfd_create("syzkaller", 0) = 3
[pid 5879] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5879] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5879] munmap(0x7f7d05200000, 138412032) = 0
[pid 5879] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5879] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5879] close(3) = 0
[pid 5879] close(4) = 0
[pid 5879] mkdir("./file0", 0777) = 0
[ 72.246572][ T5879] loop0: detected capacity change from 0 to 32768
[ 72.287700][ T5879] (syz-executor271,5879,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 72.301701][ T5879] (syz-executor271,5879,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 72.319692][ T5879] JBD2: Ignoring recovery information on journal
[pid 5879] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5879] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5879] chdir("./file0") = 0
[pid 5879] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5879] exit_group(0) = ?
[pid 5879] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=9 /* 0.09 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./18/binderfs") = 0
umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./18/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[ 72.336304][ T5879] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[ 72.347308][ T12] ocfs2: Finishing quota recovery on device (7,0) for slot 0
[ 72.377629][ T5823] ocfs2: Unmounting device (7,0) on (node local)
umount2("./18/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./18/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./18/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./18") = 0
mkdir("./19", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5882 attached
, child_tidptr=0x55557eb5e650) = 5882
[pid 5882] set_robust_list(0x55557eb5e660, 24) = 0
[pid 5882] chdir("./19") = 0
[pid 5882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5882] setpgid(0, 0) = 0
[pid 5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5882] write(3, "1000", 4) = 4
[pid 5882] close(3) = 0
[pid 5882] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5882] write(1, "executing program\n", 18executing program
) = 18
[pid 5882] memfd_create("syzkaller", 0) = 3
[pid 5882] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7d05200000
[pid 5882] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216
[pid 5882] munmap(0x7f7d05200000, 138412032) = 0
[pid 5882] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5882] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5882] close(3) = 0
[pid 5882] close(4) = 0
[pid 5882] mkdir("./file0", 0777) = 0
[ 72.784601][ T5882] loop0: detected capacity change from 0 to 32768
[ 72.819352][ T5882] (syz-executor271,5882,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 72.833400][ T5882] (syz-executor271,5882,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC.
[ 72.851679][ T5882] JBD2: Ignoring recovery information on journal
[ 72.868424][ T5882] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[pid 5882] mount("/dev/loop0", "./file0", "ocfs2", MS_RELATIME, "usrquota,coherency=full,errors=continue,heartbeat=none,errors=continue,nointr,grpquota,") = 0
[pid 5882] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5882] chdir("./file0") = 0
[pid 5882] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5882] exit_group(0) = ?
[pid 5882] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5882, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[ 72.879585][ T12] ocfs2: Finishing quota recovery on device (7,0) for slot 0
getdents64(3, 0x55557eb5f6f0 /* 4 entries */, 32768) = 112
umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./19/binderfs") = 0
umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0
umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./19/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
umount2("./19/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./19/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(4, 0x55557eb67730 /* 2 entries */, 32768) = 48
getdents64(4, 0x55557eb67730 /* 0 entries */, 32768) = 0
close(4) = 0
rmdir("./19/file0") = 0
getdents64(3, 0x55557eb5f6f0 /* 0 entries */, 32768) = 0
close(3) = 0
rmdir("./19") = 0
mkdir("./20", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = 0