./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor859578483

<...>
Warning: Permanently added '10.128.0.254' (ED25519) to the list of known hosts.
execve("./syz-executor859578483", ["./syz-executor859578483"], 0x7ffc9641ba80 /* 10 vars */) = 0
brk(NULL)                               = 0x55558c561000
brk(0x55558c561d00)                     = 0x55558c561d00
arch_prctl(ARCH_SET_FS, 0x55558c561380) = 0
set_tid_address(0x55558c561650)         = 5842
set_robust_list(0x55558c561660, 24)     = 0
rseq(0x55558c561ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor859578483", 4096) = 27
getrandom("\x9e\xc1\x54\xcb\x3e\x04\x7c\xc9", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55558c561d00
brk(0x55558c582d00)                     = 0x55558c582d00
brk(0x55558c583000)                     = 0x55558c583000
mprotect(0x7f42832ef000, 16384, 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
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5843 attached
 <unfinished ...>
[pid  5843] set_robust_list(0x55558c561660, 24 <unfinished ...>
[pid  5842] <... clone resumed>, child_tidptr=0x55558c561650) = 5843
[pid  5843] <... set_robust_list resumed>) = 0
[pid  5843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5843] getppid()                   = 0
[pid  5843] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5843] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5843] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5843] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5843] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5843] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5843] unshare(CLONE_NEWNS)        = 0
[pid  5843] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5843] unshare(CLONE_NEWIPC)       = 0
[pid  5843] unshare(CLONE_NEWCGROUP)    = 0
[pid  5843] unshare(CLONE_NEWUTS)       = 0
[pid  5843] unshare(CLONE_SYSVSEM)      = 0
[pid  5843] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5843] write(3, "16777216", 8)     = 8
[pid  5843] close(3)                    = 0
[pid  5843] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5843] write(3, "536870912", 9)    = 9
[pid  5843] close(3)                    = 0
[pid  5843] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5843] write(3, "1024", 4)         = 4
[pid  5843] close(3)                    = 0
[pid  5843] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5843] write(3, "8192", 4)         = 4
[pid  5843] close(3)                    = 0
[pid  5843] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5843] write(3, "1024", 4)         = 4
[pid  5843] close(3)                    = 0
[pid  5843] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5843] write(3, "1024", 4)         = 4
[pid  5843] close(3)                    = 0
[pid  5843] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5843] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5843] close(3)                    = 0
[pid  5843] getpid()                    = 1
[pid  5843] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5843] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5843] unshare(CLONE_NEWNET)       = 0
[pid  5843] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5843] write(3, "0 65535", 7)      = 7
[pid  5843] close(3)                    = 0
[pid  5843] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid  5843] write(3, "100000", 6)       = 6
[pid  5843] close(3)                    = 0
[pid  5843] mkdir("./syz-tmp", 0777)    = 0
[pid  5843] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid  5843] mkdir("./syz-tmp/newroot", 0777) = 0
[pid  5843] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid  5843] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5843] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid  5843] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid  5843] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid  5843] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5843] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5843] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid  5843] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5843] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5843] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5843] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5843] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid  5843] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5843] mkdir("./syz-tmp/pivot", 0777) = 0
[pid  5843] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid  5843] chdir("/")                  = 0
[pid  5843] umount2("./pivot", MNT_DETACH) = 0
[pid  5843] chroot("./newroot")         = 0
[pid  5843] chdir("/")                  = 0
[pid  5843] mkdir("/dev/gadgetfs", 0777) = 0
[pid  5843] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = 0
[pid  5843] mkdir("/dev/binderfs", 0777) = 0
[pid  5843] mount("binder", "/dev/binderfs", "binder", 0, NULL) = -1 ENODEV (No such device)
[pid  5843] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5843] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5843] write(1, "executing program\n", 18executing program
) = 18
[pid  5843] memfd_create("syzkaller", 0) = 3
[pid  5843] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f427ae00000
[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(0x7f427ae00000, 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("./file3", 0777)      = 0
[   91.157952][ T5843] loop0: detected capacity change from 0 to 32768
[   91.193310][ T5843] =======================================================
[   91.193310][ T5843] WARNING: The mand mount option has been deprecated and
[pid  5843] mount("/dev/loop0", "./file3", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NOATIME|MS_NODIRATIME, "acl,heartbeat=none,heartbeat=none,coherency=full,coherency=full,coherency=buffered,errors=continue,u"...) = 0
[pid  5843] openat(AT_FDCWD, "./file3", O_RDONLY|O_DIRECTORY) = 3
[pid  5843] chdir("./file3")            = 0
[   91.193310][ T5843]          and is ignored by this kernel. Remove the mand
[   91.193310][ T5843]          option from the mount to silence this warning.
[   91.193310][ T5843] =======================================================
[   91.247455][ T5843] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
[pid  5843] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5843] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4
[pid  5843] fallocate(4, 0, 29521, 32769) = 0
[pid  5843] ioctl(4, _IOC(_IOC_WRITE, 0x6f, 0x6, 0x40), 0x2000000000c0) = 0
[pid  5843] exit_group(1)               = ?
[   91.336119][ T5843] 
[   91.338512][ T5843] ======================================================
[   91.345558][ T5843] WARNING: possible circular locking dependency detected
[   91.352613][ T5843] 6.14.0-next-20250404-syzkaller #0 Not tainted
[   91.358876][ T5843] ------------------------------------------------------
[   91.365896][ T5843] syz-executor859/5843 is trying to acquire lock:
[   91.372313][ T5843] ffff88807bffd100 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{4:4}, at: __ocfs2_flush_truncate_log+0x38d/0x1240
[   91.385496][ T5843] 
[   91.385496][ T5843] but task is already holding lock:
[   91.392962][ T5843] ffff88807bf8b480 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6){+.+.}-{4:4}, at: ocfs2_flush_truncate_log+0x47/0x70
[   91.405681][ T5843] 
[   91.405681][ T5843] which lock already depends on the new lock.
[   91.405681][ T5843] 
[   91.416085][ T5843] 
[   91.416085][ T5843] the existing dependency chain (in reverse order) is:
[   91.425095][ T5843] 
[   91.425095][ T5843] -> #1 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6){+.+.}-{4:4}:
[   91.435625][ T5843]        lock_acquire+0x116/0x2f0
[   91.440657][ T5843]        down_write+0x9c/0x220
[   91.445439][ T5843]        __ocfs2_move_extents_range+0x1f2e/0x4470
[   91.451858][ T5843]        ocfs2_move_extents+0x3f0/0xac0
[   91.457402][ T5843]        ocfs2_ioctl_move_extents+0x61c/0x840
[   91.463467][ T5843]        ocfs2_ioctl+0x19b/0x7f0
[   91.468406][ T5843]        __se_sys_ioctl+0xf1/0x160
[   91.473521][ T5843]        do_syscall_64+0xf3/0x230
[   91.478560][ T5843]        entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   91.484974][ T5843] 
[   91.484974][ T5843] -> #0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{4:4}:
[   91.495502][ T5843]        validate_chain+0xa69/0x24e0
[   91.500795][ T5843]        __lock_acquire+0xad5/0xd80
[   91.505997][ T5843]        lock_acquire+0x116/0x2f0
[   91.511024][ T5843]        down_write+0x9c/0x220
[   91.515795][ T5843]        __ocfs2_flush_truncate_log+0x38d/0x1240
[   91.522227][ T5843]        ocfs2_flush_truncate_log+0x4f/0x70
[   91.528125][ T5843]        ocfs2_sync_fs+0x136/0x3b0
[   91.533234][ T5843]        sync_filesystem+0x1c8/0x230
[   91.538525][ T5843]        generic_shutdown_super+0x72/0x2d0
[   91.544335][ T5843]        kill_block_super+0x44/0x90
[   91.549542][ T5843]        deactivate_locked_super+0xc4/0x130
[   91.555437][ T5843]        cleanup_mnt+0x422/0x4c0
[   91.560381][ T5843]        task_work_run+0x251/0x310
[   91.565494][ T5843]        do_exit+0xa0d/0x27e0
[   91.570176][ T5843]        do_group_exit+0x207/0x2c0
[   91.575292][ T5843]        __x64_sys_exit_group+0x3f/0x40
[   91.580850][ T5843]        x64_sys_call+0x26c3/0x26d0
[   91.586053][ T5843]        do_syscall_64+0xf3/0x230
[   91.591087][ T5843]        entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   91.597503][ T5843] 
[   91.597503][ T5843] other info that might help us debug this:
[   91.597503][ T5843] 
[   91.607732][ T5843]  Possible unsafe locking scenario:
[   91.607732][ T5843] 
[   91.615178][ T5843]        CPU0                    CPU1
[   91.620539][ T5843]        ----                    ----
[   91.625901][ T5843]   lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6);
[   91.633198][ T5843]                                lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5);
[   91.643012][ T5843]                                lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6);
[   91.652831][ T5843]   lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5);
[   91.660133][ T5843] 
[   91.660133][ T5843]  *** DEADLOCK ***
[   91.660133][ T5843] 
[   91.668273][ T5843] 2 locks held by syz-executor859/5843:
[   91.673814][ T5843]  #0: ffff8880362600e0 (&type->s_umount_key#46){+.+.}-{4:4}, at: deactivate_super+0xb5/0xf0
[   91.684025][ T5843]  #1: ffff88807bf8b480 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6){+.+.}-{4:4}, at: ocfs2_flush_truncate_log+0x47/0x70
[   91.697226][ T5843] 
[   91.697226][ T5843] stack backtrace:
[   91.703156][ T5843] CPU: 0 UID: 0 PID: 5843 Comm: syz-executor859 Not tainted 6.14.0-next-20250404-syzkaller #0 PREEMPT(full) 
[   91.703186][ T5843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[   91.703203][ T5843] Call Trace:
[   91.703213][ T5843]  <TASK>
[   91.703220][ T5843]  dump_stack_lvl+0x241/0x360
[   91.703250][ T5843]  ? __pfx_dump_stack_lvl+0x10/0x10
[   91.703274][ T5843]  ? __pfx__printk+0x10/0x10
[   91.703297][ T5843]  ? print_lock+0x171/0x1a0
[   91.703320][ T5843]  print_circular_bug+0x2e1/0x300
[   91.703344][ T5843]  check_noncircular+0x142/0x160
[   91.703369][ T5843]  validate_chain+0xa69/0x24e0
[   91.703393][ T5843]  ? do_raw_spin_lock+0x151/0x370
[   91.703423][ T5843]  __lock_acquire+0xad5/0xd80
[   91.703444][ T5843]  lock_acquire+0x116/0x2f0
[   91.703460][ T5843]  ? __ocfs2_flush_truncate_log+0x38d/0x1240
[   91.703483][ T5843]  ? _raw_spin_unlock_irqrestore+0xde/0x140
[   91.703503][ T5843]  ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[   91.703523][ T5843]  down_write+0x9c/0x220
[   91.703546][ T5843]  ? __ocfs2_flush_truncate_log+0x38d/0x1240
[   91.703567][ T5843]  ? __pfx_down_write+0x10/0x10
[   91.703590][ T5843]  ? __wake_up_common_lock+0x18c/0x1e0
[   91.703609][ T5843]  __ocfs2_flush_truncate_log+0x38d/0x1240
[   91.703633][ T5843]  ? __lock_acquire+0xad5/0xd80
[   91.703652][ T5843]  ? __pfx___ocfs2_flush_truncate_log+0x10/0x10
[   91.703680][ T5843]  ? down_write+0x18d/0x220
[   91.703703][ T5843]  ? __pfx_down_write+0x10/0x10
[   91.703726][ T5843]  ? do_raw_spin_unlock+0x13c/0x8b0
[   91.703753][ T5843]  ocfs2_flush_truncate_log+0x4f/0x70
[   91.703774][ T5843]  ocfs2_sync_fs+0x136/0x3b0
[   91.703791][ T5843]  ? __pfx_ocfs2_sync_fs+0x10/0x10
[   91.703814][ T5843]  ? __dentry_kill+0x4e9/0x630
[   91.703831][ T5843]  ? get_nr_dirty_inodes+0x1b7/0x200
[   91.703848][ T5843]  sync_filesystem+0x1c8/0x230
[   91.703866][ T5843]  generic_shutdown_super+0x72/0x2d0
[   91.703888][ T5843]  kill_block_super+0x44/0x90
[   91.703910][ T5843]  deactivate_locked_super+0xc4/0x130
[   91.703931][ T5843]  cleanup_mnt+0x422/0x4c0
[   91.703950][ T5843]  ? lockdep_hardirqs_on+0x9d/0x150
[   91.703982][ T5843]  task_work_run+0x251/0x310
[   91.704000][ T5843]  ? __pfx_task_work_run+0x10/0x10
[   91.704013][ T5843]  ? do_exit+0xa08/0x27e0
[   91.704034][ T5843]  ? do_exit+0xa08/0x27e0
[   91.704056][ T5843]  do_exit+0xa0d/0x27e0
[   91.704081][ T5843]  ? __pfx_do_exit+0x10/0x10
[   91.704106][ T5843]  ? _raw_spin_unlock_irq+0x23/0x50
[   91.704122][ T5843]  ? lockdep_hardirqs_on+0x9d/0x150
[   91.704142][ T5843]  do_group_exit+0x207/0x2c0
[   91.704165][ T5843]  __x64_sys_exit_group+0x3f/0x40
[   91.704187][ T5843]  x64_sys_call+0x26c3/0x26d0
[   91.704202][ T5843]  do_syscall_64+0xf3/0x230
[   91.704223][ T5843]  ? clear_bhb_loop+0x45/0xa0
[   91.704259][ T5843]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   91.704281][ T5843] RIP: 0033:0x7f4283274b89
[   91.704297][ T5843] Code: Unable to access opcode bytes at 0x7f4283274b5f.
[   91.704305][ T5843] RSP: 002b:00007ffd5443e118 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   91.704324][ T5843] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f4283274b89
[   91.704335][ T5843] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   91.704345][ T5843] RBP: 00007f42832f52d0 R08: ffffffffffffffb8 R09: 0000000000000006
[   91.704356][ T5843] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f42832f52d0
[   91.704366][ T5843] R13: 0000000000000000 R14: 00007f42832f6040 R15: 00007f42832430d0
[   91.704383][ T5843]  </TASK>
[pid  5843] +++ exited with 1 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5843, si_uid=0, si_status=1, si_utime=3 /* 0.03 s */, si_stime=31 /* 0.31 s */} ---
exit_group(0)                           = ?
+++ exited with 0 +++
[