./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1830558447
<...>
DUID 00:04:f8:32:f0:25:6b:f7:7b:d6:d2:5e:34:7f:1d:07:e3:4e
forked to background, child pid 4648
[ 30.634852][ T4649] 8021q: adding VLAN 0 to HW filter on device bond0
[ 30.645592][ T4649] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.45' (ECDSA) to the list of known hosts.
execve("./syz-executor1830558447", ["./syz-executor1830558447"], 0x7fffe25f7ef0 /* 10 vars */) = 0
brk(NULL) = 0x55555558f000
brk(0x55555558fc40) = 0x55555558fc40
arch_prctl(ARCH_SET_FS, 0x55555558f300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor1830558447", 4096) = 28
brk(0x5555555b0c40) = 0x5555555b0c40
brk(0x5555555b1000) = 0x5555555b1000
mprotect(0x7f09158ea000, 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
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, child_tidptr=0x55555558f5d0) = 5070
./strace-static-x86_64: Process 5070 attached
[pid 5070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5070] setpgid(0, 0) = 0
[pid 5070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5070] write(3, "1000", 4) = 4
[pid 5070] close(3) = 0
[pid 5070] memfd_create("syzkaller", 0) = 3
[pid 5070] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f090d3f8000
[pid 5070] 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 5070] munmap(0x7f090d3f8000, 16777216) = 0
[pid 5070] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5070] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5070] close(3) = 0
[pid 5070] mkdir("./file1", 0777) = 0
syzkaller login: [ 68.788606][ T5070] loop0: detected capacity change from 0 to 32768
[ 68.803295][ T5070] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 68.811667][ T5070] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 68.831634][ T5070] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 68.841285][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 68.848465][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 68.917011][ T7] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 68ms
[ 68.925092][ T7] gfs2: fsid=syz:syz.0: jid=0: Done
[ 68.930844][ T5070] gfs2: fsid=syz:syz.0: first mount done, others may mount
[pid 5070] mount("/dev/loop0", "./file1", "gfs2", MS_SYNCHRONOUS|MS_SILENT|MS_LAZYTIME, "") = 0
[pid 5070] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3
[pid 5070] chdir("./file1") = 0
[pid 5070] ioctl(4, LOOP_CLR_FD) = 0
[pid 5070] close(4) = 0
[ 69.229228][ T5070] ------------[ cut here ]------------
[ 69.234917][ T5070] WARNING: CPU: 0 PID: 5070 at include/linux/backing-dev.h:256 folio_account_dirtied+0x4e9/0x6e0
[ 69.245440][ T5070] Modules linked in:
[ 69.249367][ T5070] CPU: 0 PID: 5070 Comm: syz-executor183 Not tainted 6.1.0-syzkaller-13781-gaeba12b26c79 #0
[ 69.259450][ T5070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 69.269515][ T5070] RIP: 0010:folio_account_dirtied+0x4e9/0x6e0
[ 69.275577][ T5070] Code: 5d 41 5e 41 5f 5d c3 e8 e5 48 cf ff 4c 89 ef 4c 89 e6 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d e9 7c 64 2c 00 e8 c7 48 cf ff <0f> 0b e9 8a fd ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 7a fb ff
[ 69.295181][ T5070] RSP: 0018:ffffc90003c3f1b0 EFLAGS: 00010093
[ 69.301250][ T5070] RAX: ffffffff81bc9229 RBX: 0000000000000000 RCX: ffff888023080000
[ 69.309216][ T5070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 69.317179][ T5070] RBP: ffff88801e85c978 R08: ffffffff81bc8fad R09: ffffed1003d0b930
[ 69.325144][ T5070] R10: ffffed1003d0b930 R11: 1ffff11003d0b92f R12: dffffc0000000000
[ 69.333109][ T5070] R13: ffffea0000a78a80 R14: 0000000000000001 R15: 1ffff11003d0b92f
[ 69.341075][ T5070] FS: 000055555558f300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 69.350012][ T5070] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 69.356599][ T5070] CR2: 00000000200000c0 CR3: 0000000079067000 CR4: 00000000003506f0
[ 69.364579][ T5070] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 69.372555][ T5070] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 69.380526][ T5070] Call Trace:
[ 69.383801][ T5070]
[ 69.386730][ T5070] ? gfs2_write_log_header+0x8e2/0xad0
[ 69.392207][ T5070] __folio_mark_dirty+0x125/0x260
[ 69.397243][ T5070] mark_buffer_dirty+0x253/0x550
[ 69.402184][ T5070] gfs2_unpin+0x10b/0xa20
[ 69.406516][ T5070] ? log_pull_tail+0x7e/0x390
[ 69.411201][ T5070] buf_lo_after_commit+0x172/0x1d0
[ 69.416308][ T5070] ? buf_lo_before_commit+0xe0/0xe0
[ 69.422027][ T5070] gfs2_log_flush+0x1179/0x26a0
[ 69.426904][ T5070] ? gfs2_ail_drain+0xdb0/0xdb0
[ 69.431752][ T5070] ? up_read+0x20/0x20
[ 69.435817][ T5070] ? gfs2_uevent+0x160/0x160
[ 69.440422][ T5070] gfs2_trans_end+0x392/0x560
[ 69.445106][ T5070] alloc_dinode+0x44f/0x5c0
[ 69.449613][ T5070] ? __lock_acquire+0x1f60/0x1f60
[ 69.454643][ T5070] ? munge_mode_uid_gid+0x4b0/0x4b0
[ 69.459848][ T5070] ? do_raw_spin_unlock+0x134/0x8a0
[ 69.465131][ T5070] ? check_and_update_goal+0x277/0x2f0
[ 69.470587][ T5070] ? gfs2_set_inode_flags+0xa6/0x170
[ 69.475874][ T5070] gfs2_create_inode+0x1005/0x1b80
[ 69.481000][ T5070] ? __gfs2_lookup+0x260/0x260
[ 69.485863][ T5070] ? gfs2_atomic_open+0xeb/0x230
[ 69.490810][ T5070] ? gfs2_permission+0x39c/0x420
[ 69.495758][ T5070] ? __gfs2_lookup+0xba/0x260
[ 69.500434][ T5070] ? gfs2_lookupi+0x680/0x680
[ 69.505121][ T5070] ? make_kgid+0x710/0x710
[ 69.509545][ T5070] gfs2_atomic_open+0xeb/0x230
[ 69.514316][ T5070] path_openat+0xf15/0x2dd0
[ 69.518831][ T5070] ? gfs2_rename2+0x3000/0x3000
[ 69.523701][ T5070] ? do_filp_open+0x4f0/0x4f0
[ 69.528398][ T5070] do_filp_open+0x264/0x4f0
[ 69.532937][ T5070] ? vfs_tmpfile+0x490/0x490
[ 69.537557][ T5070] ? do_raw_spin_unlock+0x134/0x8a0
[ 69.542769][ T5070] ? _raw_spin_unlock+0x24/0x40
[ 69.547641][ T5070] ? alloc_fd+0x5a7/0x640
[ 69.552007][ T5070] do_sys_openat2+0x124/0x4e0
[ 69.556710][ T5070] ? print_irqtrace_events+0x220/0x220
[ 69.562180][ T5070] ? ptrace_stop+0x74d/0x970
[ 69.566792][ T5070] ? do_sys_open+0x220/0x220
[ 69.571409][ T5070] ? lockdep_hardirqs_on+0x8d/0x130
[ 69.576638][ T5070] ? _raw_spin_unlock_irq+0x2a/0x40
[ 69.581851][ T5070] ? ptrace_notify+0x245/0x340
[ 69.586619][ T5070] __x64_sys_open+0x221/0x270
[ 69.591302][ T5070] ? do_sys_openat2+0x4e0/0x4e0
[ 69.596156][ T5070] ? syscall_enter_from_user_mode+0x2e/0x1d0
[ 69.602138][ T5070] ? syscall_enter_from_user_mode+0x86/0x1d0
[ 69.608119][ T5070] do_syscall_64+0x3d/0xb0
[ 69.612538][ T5070] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 69.618448][ T5070] RIP: 0033:0x7f09158451c9
[ 69.622861][ T5070] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 69.642463][ T5070] RSP: 002b:00007ffe85648078 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
[ 69.650873][ T5070] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09158451c9
[ 69.658838][ T5070] RDX: 0000000000000000 RSI: 000000000014da42 RDI: 00000000200000c0
[ 69.666803][ T5070] RBP: 0000000000000000 R08: 0000000000000002 R09: 00007f09158eaec0
[ 69.674769][ T5070] R10: 00007ffe85647f40 R11: 0000000000000246 R12: 00007ffe856480a0
[ 69.682741][ T5070] R13: 0000000000000000 R14: 431bde82d7b634db R15: 0000000000000000
[ 69.690727][ T5070]
[ 69.693756][ T5070] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 69.701024][ T5070] CPU: 0 PID: 5070 Comm: syz-executor183 Not tainted 6.1.0-syzkaller-13781-gaeba12b26c79 #0
[ 69.711077][ T5070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 69.721124][ T5070] Call Trace:
[ 69.724420][ T5070]
[ 69.727372][ T5070] dump_stack_lvl+0x1b1/0x290
[ 69.732072][ T5070] ? nf_tcp_handle_invalid+0x630/0x630
[ 69.737541][ T5070] ? panic+0x710/0x710
[ 69.741639][ T5070] ? vscnprintf+0x59/0x80
[ 69.745985][ T5070] ? folio_account_dirtied+0x4c0/0x6e0
[ 69.751444][ T5070] panic+0x2d6/0x710
[ 69.755345][ T5070] ? __warn+0x16d/0x2d0
[ 69.759504][ T5070] ? memcpy_page_flushcache+0x100/0x100
[ 69.765061][ T5070] ? folio_account_dirtied+0x4e9/0x6e0
[ 69.770517][ T5070] __warn+0x284/0x2d0
[ 69.774498][ T5070] ? folio_account_dirtied+0x4e9/0x6e0
[ 69.779957][ T5070] report_bug+0x1b3/0x2d0
[ 69.784293][ T5070] handle_bug+0x3d/0x70
[ 69.788446][ T5070] exc_invalid_op+0x16/0x40
[ 69.792947][ T5070] asm_exc_invalid_op+0x16/0x20
[ 69.797795][ T5070] RIP: 0010:folio_account_dirtied+0x4e9/0x6e0
[ 69.803879][ T5070] Code: 5d 41 5e 41 5f 5d c3 e8 e5 48 cf ff 4c 89 ef 4c 89 e6 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d e9 7c 64 2c 00 e8 c7 48 cf ff <0f> 0b e9 8a fd ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 7a fb ff
[ 69.823496][ T5070] RSP: 0018:ffffc90003c3f1b0 EFLAGS: 00010093
[ 69.829576][ T5070] RAX: ffffffff81bc9229 RBX: 0000000000000000 RCX: ffff888023080000
[ 69.837544][ T5070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 69.845512][ T5070] RBP: ffff88801e85c978 R08: ffffffff81bc8fad R09: ffffed1003d0b930
[ 69.853481][ T5070] R10: ffffed1003d0b930 R11: 1ffff11003d0b92f R12: dffffc0000000000
[ 69.861454][ T5070] R13: ffffea0000a78a80 R14: 0000000000000001 R15: 1ffff11003d0b92f
[ 69.869432][ T5070] ? folio_account_dirtied+0x26d/0x6e0
[ 69.874891][ T5070] ? folio_account_dirtied+0x4e9/0x6e0
[ 69.880356][ T5070] ? gfs2_write_log_header+0x8e2/0xad0
[ 69.885815][ T5070] __folio_mark_dirty+0x125/0x260
[ 69.891276][ T5070] mark_buffer_dirty+0x253/0x550
[ 69.896223][ T5070] gfs2_unpin+0x10b/0xa20
[ 69.900555][ T5070] ? log_pull_tail+0x7e/0x390
[ 69.905247][ T5070] buf_lo_after_commit+0x172/0x1d0
[ 69.910357][ T5070] ? buf_lo_before_commit+0xe0/0xe0
[ 69.915553][ T5070] gfs2_log_flush+0x1179/0x26a0
[ 69.920419][ T5070] ? gfs2_ail_drain+0xdb0/0xdb0
[ 69.925264][ T5070] ? up_read+0x20/0x20
[ 69.929329][ T5070] ? gfs2_uevent+0x160/0x160
[ 69.933927][ T5070] gfs2_trans_end+0x392/0x560
[ 69.938611][ T5070] alloc_dinode+0x44f/0x5c0
[ 69.943117][ T5070] ? __lock_acquire+0x1f60/0x1f60
[ 69.948142][ T5070] ? munge_mode_uid_gid+0x4b0/0x4b0
[ 69.953344][ T5070] ? do_raw_spin_unlock+0x134/0x8a0
[ 69.958539][ T5070] ? check_and_update_goal+0x277/0x2f0
[ 69.964013][ T5070] ? gfs2_set_inode_flags+0xa6/0x170
[ 69.969318][ T5070] gfs2_create_inode+0x1005/0x1b80
[ 69.974462][ T5070] ? __gfs2_lookup+0x260/0x260
[ 69.979254][ T5070] ? gfs2_atomic_open+0xeb/0x230
[ 69.984216][ T5070] ? gfs2_permission+0x39c/0x420
[ 69.989168][ T5070] ? __gfs2_lookup+0xba/0x260
[ 69.994135][ T5070] ? gfs2_lookupi+0x680/0x680
[ 69.998834][ T5070] ? make_kgid+0x710/0x710
[ 70.003268][ T5070] gfs2_atomic_open+0xeb/0x230
[ 70.008048][ T5070] path_openat+0xf15/0x2dd0
[ 70.012573][ T5070] ? gfs2_rename2+0x3000/0x3000
[ 70.017536][ T5070] ? do_filp_open+0x4f0/0x4f0
[ 70.022237][ T5070] do_filp_open+0x264/0x4f0
[ 70.026748][ T5070] ? vfs_tmpfile+0x490/0x490
[ 70.031355][ T5070] ? do_raw_spin_unlock+0x134/0x8a0
[ 70.036559][ T5070] ? _raw_spin_unlock+0x24/0x40
[ 70.041431][ T5070] ? alloc_fd+0x5a7/0x640
[ 70.045795][ T5070] do_sys_openat2+0x124/0x4e0
[ 70.050492][ T5070] ? print_irqtrace_events+0x220/0x220
[ 70.055955][ T5070] ? ptrace_stop+0x74d/0x970
[ 70.060556][ T5070] ? do_sys_open+0x220/0x220
[ 70.065147][ T5070] ? lockdep_hardirqs_on+0x8d/0x130
[ 70.070431][ T5070] ? _raw_spin_unlock_irq+0x2a/0x40
[ 70.075629][ T5070] ? ptrace_notify+0x245/0x340
[ 70.080392][ T5070] __x64_sys_open+0x221/0x270
[ 70.085067][ T5070] ? do_sys_openat2+0x4e0/0x4e0
[ 70.089923][ T5070] ? syscall_enter_from_user_mode+0x2e/0x1d0
[ 70.095905][ T5070] ? syscall_enter_from_user_mode+0x86/0x1d0
[ 70.101890][ T5070] do_syscall_64+0x3d/0xb0
[ 70.106320][ T5070] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 70.112207][ T5070] RIP: 0033:0x7f09158451c9
[ 70.116628][ T5070] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 70.136228][ T5070] RSP: 002b:00007ffe85648078 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
[ 70.144651][ T5070] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f09158451c9
[ 70.152619][ T5070] RDX: 0000000000000000 RSI: 000000000014da42 RDI: 00000000200000c0
[ 70.160588][ T5070] RBP: 0000000000000000 R08: 0000000000000002 R09: 00007f09158eaec0
[ 70.168552][ T5070] R10: 00007ffe85647f40 R11: 0000000000000246 R12: 00007ffe856480a0
[ 70.176524][ T5070] R13: 0000000000000000 R14: 431bde82d7b634db R15: 0000000000000000
[ 70.184509][ T5070]
[ 70.187675][ T5070] Kernel Offset: disabled
[ 70.192155][ T5070] Rebooting in 86400 seconds..