./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1149312786

<...>
DUID 00:04:7b:a2:e0:73:6b:5f:a9:8e:d4:f6:53:82:b5:31:a7:5e
forked to background, child pid 3209
[   30.861466][ T3210] 8021q: adding VLAN 0 to HW filter on device bond0
[   30.872724][ T3210] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.0.233' (ECDSA) to the list of known hosts.
execve("./syz-executor1149312786", ["./syz-executor1149312786"], 0x7ffdb2a53be0 /* 10 vars */) = 0
brk(NULL)                               = 0x555556e02000
brk(0x555556e02c40)                     = 0x555556e02c40
arch_prctl(ARCH_SET_FS, 0x555556e02300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor1149312786", 4096) = 28
brk(0x555556e23c40)                     = 0x555556e23c40
brk(0x555556e24000)                     = 0x555556e24000
mprotect(0x7f687d3d1000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556e025d0) = 3631
./strace-static-x86_64: Process 3631 attached
[pid  3631] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  3631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3631] setsid()                    = 1
[pid  3631] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  3631] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  3631] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  3631] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  3631] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  3631] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  3631] unshare(CLONE_NEWNS)        = 0
[pid  3631] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  3631] unshare(CLONE_NEWIPC)       = 0
[pid  3631] unshare(CLONE_NEWCGROUP)    = 0
[pid  3631] unshare(CLONE_NEWUTS)       = 0
[pid  3631] unshare(CLONE_SYSVSEM)      = 0
[pid  3631] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  3631] write(3, "16777216", 8)     = 8
[pid  3631] close(3)                    = 0
[pid  3631] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  3631] write(3, "536870912", 9)    = 9
[pid  3631] close(3)                    = 0
[pid  3631] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  3631] write(3, "1024", 4)         = 4
[pid  3631] close(3)                    = 0
[pid  3631] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  3631] write(3, "8192", 4)         = 4
[pid  3631] close(3)                    = 0
[pid  3631] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  3631] write(3, "1024", 4)         = 4
[pid  3631] close(3)                    = 0
[pid  3631] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  3631] write(3, "1024", 4)         = 4
[pid  3631] close(3)                    = 0
[pid  3631] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  3631] write(3, "1024 1048576 500 1024", 21) = 21
[pid  3631] close(3)                    = 0
[pid  3631] getpid()                    = 1
[pid  3631] 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  3631] 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  3631] unshare(CLONE_NEWNET)       = 0
[pid  3631] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  3631] write(3, "0 65535", 7)      = 7
[pid  3631] close(3)                    = 0
[pid  3631] mkdir("/dev/binderfs", 0777) = 0
[pid  3631] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  3631] symlink("/dev/binderfs", "./binderfs") = 0
[pid  3631] memfd_create("syzkaller", 0) = 3
[pid  3631] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f6874e00000
[pid  3631] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216
[pid  3631] munmap(0x7f6874e00000, 16777216) = 0
[pid  3631] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  3631] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  3631] close(3)                    = 0
[pid  3631] mkdir("./file0", 0777)      = 0
syzkaller login: [   55.554962][ T3631] loop0: detected capacity change from 0 to 32768
[   55.567468][ T3631] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[   55.576446][ T3631] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[   55.599247][ T3631] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[   55.608920][  T154] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[   55.615945][  T154] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[   55.672688][  T154] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 56ms
[   55.680892][  T154] gfs2: fsid=syz:syz.0: jid=0: Done
[   55.686726][ T3631] gfs2: fsid=syz:syz.0: first mount done, others may mount
[pid  3631] mount("/dev/loop0", "./file0", "gfs2", 0, "") = 0
[pid  3631] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  3631] chdir("./file0")            = 0
[pid  3631] ioctl(4, LOOP_CLR_FD)       = 0
[pid  3631] close(4)                    = 0
[pid  3631] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_LARGEFILE|O_NOFOLLOW|O_NOATIME, 000) = 4
[pid  3631] exit_group(1)               = ?
[   55.987591][ T3631] ------------[ cut here ]------------
[   55.993888][ T3631] WARNING: CPU: 0 PID: 3631 at include/linux/backing-dev.h:246 folio_account_dirtied+0x4e9/0x6e0
[   56.004410][ T3631] Modules linked in:
[   56.008304][ T3631] CPU: 0 PID: 3631 Comm: syz-executor114 Not tainted 6.1.0-rc7-syzkaller-00012-gca57f02295f1 #0
[   56.018707][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[   56.028758][ T3631] RIP: 0010:folio_account_dirtied+0x4e9/0x6e0
[   56.034832][ T3631] Code: 5d 41 5e 41 5f 5d c3 e8 a5 70 d0 ff 4c 89 ef 4c 89 e6 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d e9 5c ba 2b 00 e8 87 70 d0 ff <0f> 0b e9 8a fd ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 7a fb ff
[   56.054458][ T3631] RSP: 0018:ffffc90003c8f8f0 EFLAGS: 00010093
[   56.060715][ T3631] RAX: ffffffff81ba2769 RBX: 0000000000000000 RCX: ffff888020f41d40
[   56.068687][ T3631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   56.077308][ T3631] RBP: ffff88801f07c978 R08: ffffffff81ba24ed R09: ffffed1003e0f930
[   56.086095][ T3631] R10: ffffed1003e0f930 R11: 1ffff11003e0f92f R12: dffffc0000000000
[   56.094174][ T3631] R13: ffffea00007fc080 R14: 0000000000000001 R15: 1ffff11003e0f92f
[   56.102257][ T3631] FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[   56.111192][ T3631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.117798][ T3631] CR2: 00007f687d3d5140 CR3: 0000000022167000 CR4: 00000000003506f0
[   56.125779][ T3631] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   56.133922][ T3631] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   56.141978][ T3631] Call Trace:
[   56.145291][ T3631]  <TASK>
[   56.148236][ T3631]  ? gfs2_write_log_header+0x8e2/0xad0
[   56.153810][ T3631]  __folio_mark_dirty+0x125/0x260
[   56.159274][ T3631]  mark_buffer_dirty+0x253/0x550
[   56.164222][ T3631]  gfs2_unpin+0x10b/0xa20
[   56.168563][ T3631]  ? log_pull_tail+0x7e/0x390
[   56.173294][ T3631]  buf_lo_after_commit+0x172/0x1d0
[   56.178451][ T3631]  ? buf_lo_before_commit+0xe0/0xe0
[   56.183765][ T3631]  gfs2_log_flush+0x1179/0x26a0
[   56.188743][ T3631]  ? gfs2_ail_drain+0xdb0/0xdb0
[   56.193658][ T3631]  ? radix_tree_delete_item+0x2e2/0x3d0
[   56.199258][ T3631]  ? trace_kfree+0x30/0xe0
[   56.203726][ T3631]  ? kfree+0x16/0xe0
[   56.207742][ T3631]  gfs2_kill_sb+0x50/0xd0
[   56.212880][ T3631]  deactivate_locked_super+0xa7/0xf0
[   56.218442][ T3631]  cleanup_mnt+0x494/0x520
[   56.222877][ T3631]  ? lockdep_hardirqs_on+0x8d/0x130
[   56.228392][ T3631]  task_work_run+0x243/0x300
[   56.233193][ T3631]  ? task_work_cancel+0x290/0x290
[   56.238341][ T3631]  ? do_exit+0x65f/0x2070
[   56.242887][ T3631]  do_exit+0x664/0x2070
[   56.247190][ T3631]  ? lockdep_hardirqs_on_prepare+0x428/0x790
[   56.253213][ T3631]  ? mm_update_next_owner+0x6d0/0x6d0
[   56.258951][ T3631]  ? print_irqtrace_events+0x220/0x220
[   56.264421][ T3631]  ? _raw_spin_unlock_irq+0x1f/0x40
[   56.269622][ T3631]  ? lockdep_hardirqs_on+0x8d/0x130
[   56.274846][ T3631]  do_group_exit+0x1fd/0x2b0
[   56.279448][ T3631]  __x64_sys_exit_group+0x3b/0x40
[   56.284477][ T3631]  do_syscall_64+0x3d/0xb0
[   56.289339][ T3631]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   56.295231][ T3631] RIP: 0033:0x7f687d32a9a9
[   56.299644][ T3631] Code: Unable to access opcode bytes at 0x7f687d32a97f.
[   56.306657][ T3631] RSP: 002b:00007fffdf3d0038 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   56.315191][ T3631] RAX: ffffffffffffffda RBX: 00007f687d3d7330 RCX: 00007f687d32a9a9
[   56.323188][ T3631] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   56.331205][ T3631] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007f687d3d1e40
[   56.339743][ T3631] R10: 00007fffdf3cff50 R11: 0000000000000246 R12: 00007f687d3d7330
[   56.347715][ T3631] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
[   56.355699][ T3631]  </TASK>
[   56.358717][ T3631] Kernel panic - not syncing: panic_on_warn set ...
[   56.365309][ T3631] CPU: 0 PID: 3631 Comm: syz-executor114 Not tainted 6.1.0-rc7-syzkaller-00012-gca57f02295f1 #0
[   56.376180][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[   56.386247][ T3631] Call Trace:
[   56.389558][ T3631]  <TASK>
[   56.392492][ T3631]  dump_stack_lvl+0x1b1/0x28e
[   56.397529][ T3631]  ? nf_tcp_handle_invalid+0x62e/0x62e
[   56.403347][ T3631]  ? panic+0x710/0x710
[   56.407430][ T3631]  ? vscnprintf+0x59/0x80
[   56.411771][ T3631]  ? folio_account_dirtied+0x480/0x6e0
[   56.417261][ T3631]  panic+0x2d6/0x710
[   56.421169][ T3631]  ? __warn+0x131/0x220
[   56.425608][ T3631]  ? memcpy_page_flushcache+0xfc/0xfc
[   56.431022][ T3631]  ? folio_account_dirtied+0x4e9/0x6e0
[   56.436861][ T3631]  __warn+0x1fa/0x220
[   56.441333][ T3631]  ? folio_account_dirtied+0x4e9/0x6e0
[   56.447316][ T3631]  report_bug+0x1b3/0x2d0
[   56.451649][ T3631]  handle_bug+0x3d/0x70
[   56.455897][ T3631]  exc_invalid_op+0x16/0x40
[   56.460400][ T3631]  asm_exc_invalid_op+0x16/0x20
[   56.465355][ T3631] RIP: 0010:folio_account_dirtied+0x4e9/0x6e0
[   56.471423][ T3631] Code: 5d 41 5e 41 5f 5d c3 e8 a5 70 d0 ff 4c 89 ef 4c 89 e6 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d e9 5c ba 2b 00 e8 87 70 d0 ff <0f> 0b e9 8a fd ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 7a fb ff
[   56.491051][ T3631] RSP: 0018:ffffc90003c8f8f0 EFLAGS: 00010093
[   56.497583][ T3631] RAX: ffffffff81ba2769 RBX: 0000000000000000 RCX: ffff888020f41d40
[   56.505565][ T3631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   56.513555][ T3631] RBP: ffff88801f07c978 R08: ffffffff81ba24ed R09: ffffed1003e0f930
[   56.521533][ T3631] R10: ffffed1003e0f930 R11: 1ffff11003e0f92f R12: dffffc0000000000
[   56.529620][ T3631] R13: ffffea00007fc080 R14: 0000000000000001 R15: 1ffff11003e0f92f
[   56.538415][ T3631]  ? folio_account_dirtied+0x26d/0x6e0
[   56.543902][ T3631]  ? folio_account_dirtied+0x4e9/0x6e0
[   56.549375][ T3631]  ? gfs2_write_log_header+0x8e2/0xad0
[   56.554929][ T3631]  __folio_mark_dirty+0x125/0x260
[   56.559957][ T3631]  mark_buffer_dirty+0x253/0x550
[   56.564906][ T3631]  gfs2_unpin+0x10b/0xa20
[   56.569232][ T3631]  ? log_pull_tail+0x7e/0x390
[   56.573922][ T3631]  buf_lo_after_commit+0x172/0x1d0
[   56.579035][ T3631]  ? buf_lo_before_commit+0xe0/0xe0
[   56.584235][ T3631]  gfs2_log_flush+0x1179/0x26a0
[   56.589102][ T3631]  ? gfs2_ail_drain+0xdb0/0xdb0
[   56.593952][ T3631]  ? radix_tree_delete_item+0x2e2/0x3d0
[   56.599677][ T3631]  ? trace_kfree+0x30/0xe0
[   56.604202][ T3631]  ? kfree+0x16/0xe0
[   56.608137][ T3631]  gfs2_kill_sb+0x50/0xd0
[   56.612484][ T3631]  deactivate_locked_super+0xa7/0xf0
[   56.617771][ T3631]  cleanup_mnt+0x494/0x520
[   56.622280][ T3631]  ? lockdep_hardirqs_on+0x8d/0x130
[   56.627483][ T3631]  task_work_run+0x243/0x300
[   56.632081][ T3631]  ? task_work_cancel+0x290/0x290
[   56.637110][ T3631]  ? do_exit+0x65f/0x2070
[   56.641537][ T3631]  do_exit+0x664/0x2070
[   56.645712][ T3631]  ? lockdep_hardirqs_on_prepare+0x428/0x790
[   56.651688][ T3631]  ? mm_update_next_owner+0x6d0/0x6d0
[   56.657076][ T3631]  ? print_irqtrace_events+0x220/0x220
[   56.662629][ T3631]  ? _raw_spin_unlock_irq+0x1f/0x40
[   56.667926][ T3631]  ? lockdep_hardirqs_on+0x8d/0x130
[   56.673127][ T3631]  do_group_exit+0x1fd/0x2b0
[   56.677724][ T3631]  __x64_sys_exit_group+0x3b/0x40
[   56.682748][ T3631]  do_syscall_64+0x3d/0xb0
[   56.687251][ T3631]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   56.693146][ T3631] RIP: 0033:0x7f687d32a9a9
[   56.697556][ T3631] Code: Unable to access opcode bytes at 0x7f687d32a97f.
[   56.705723][ T3631] RSP: 002b:00007fffdf3d0038 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   56.714653][ T3631] RAX: ffffffffffffffda RBX: 00007f687d3d7330 RCX: 00007f687d32a9a9
[   56.725052][ T3631] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   56.733108][ T3631] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007f687d3d1e40
[   56.741071][ T3631] R10: 00007fffdf3cff50 R11: 0000000000000246 R12: 00007f687d3d7330
[   56.749034][ T3631] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
[   56.757109][ T3631]  </TASK>
[   56.760280][ T3631] Kernel Offset: disabled
[   56.764783][ T3631] Rebooting in 86400 seconds..