./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1139278492
<...>
Warning: Permanently added '10.128.1.82' (ED25519) to the list of known hosts.
execve("./syz-executor1139278492", ["./syz-executor1139278492"], 0x7ffd34b99a30 /* 10 vars */) = 0
brk(NULL) = 0x55555964d000
brk(0x55555964dd00) = 0x55555964dd00
arch_prctl(ARCH_SET_FS, 0x55555964d380) = 0
set_tid_address(0x55555964d650) = 5830
set_robust_list(0x55555964d660, 24) = 0
rseq(0x55555964dca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1139278492", 4096) = 28
getrandom("\xc8\xed\xeb\x36\x86\x14\x34\xf3", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555964dd00
brk(0x55555966ed00) = 0x55555966ed00
brk(0x55555966f000) = 0x55555966f000
mprotect(0x7f33edb9b000, 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
mkdir("./syzkaller.n4RlZv", 0700) = 0
chmod("./syzkaller.n4RlZv", 0777) = 0
chdir("./syzkaller.n4RlZv") = 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 5832 attached
, child_tidptr=0x55555964d650) = 5832
[pid 5832] set_robust_list(0x55555964d660, 24) = 0
[pid 5832] chdir("./0") = 0
[pid 5832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5832] setpgid(0, 0) = 0
[pid 5832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5832] write(3, "1000", 4) = 4
[pid 5832] close(3) = 0
[pid 5832] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid 5832] write(1, "executing program\n", 18) = 18
[pid 5832] memfd_create("syzkaller", 0) = 3
[pid 5832] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f33e5600000
[pid 5832] 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 5832] munmap(0x7f33e5600000, 138412032) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5832] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5832] close(3) = 0
[pid 5832] close(4) = 0
[pid 5832] mkdir("./file0", 0777) = 0
[ 82.367957][ T5832] loop0: detected capacity change from 0 to 32768
[ 82.424273][ T5832] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 82.432604][ T5832] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 82.447150][ T5832] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms
[ 82.456546][ T903] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 82.463574][ T903] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 82.509783][ T903] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms
[ 82.517658][ T903] gfs2: fsid=syz:syz.0: jid=0: Done
[ 82.525618][ T5832] gfs2: fsid=syz:syz.0: first mount done, others may mount
[pid 5832] mount("/dev/loop0", "./file0", "gfs2", 0, "errors=withdraw,suiddir,quota,barrier,upgrade,nosuiddir,discard,noloccookie,statfs_quantum=0x0000000"...) = 0
[pid 5832] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5832] chdir("./file0") = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] exit_group(0) = ?
[pid 5832] +++ exited with 0 +++
[ 82.655430][ T5832] gfs2: fsid=syz:syz.0: found 1 quota changes
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5832, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=36 /* 0.36 s */} ---
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, 0x55555964e6f0 /* 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
[ 82.813199][ T5830] ------------[ cut here ]------------
[ 82.818809][ T5830] WARNING: CPU: 0 PID: 5830 at ./include/linux/backing-dev.h:254 __folio_mark_dirty+0xa3a/0xe80
[ 82.829258][ T5830] Modules linked in:
[ 82.833159][ T5830] CPU: 0 UID: 0 PID: 5830 Comm: syz-executor113 Not tainted 6.13.0-rc2-syzkaller-00333-ga0e3919a2df2 #0
[ 82.844264][ T5830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
[ 82.854425][ T5830] RIP: 0010:__folio_mark_dirty+0xa3a/0xe80
[ 82.860237][ T5830] Code: e8 0b 6f c4 ff 4c 89 ef 48 8b 34 24 e8 6f 05 33 00 e9 4a fe ff ff e8 f5 6e c4 ff 90 0f 0b 90 e9 08 fe ff ff e8 e7 6e c4 ff 90 <0f> 0b 90 e9 00 fa ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c cc f7
[ 82.879866][ T5830] RSP: 0018:ffffc90003f27688 EFLAGS: 00010093
[ 82.885950][ T5830] RAX: ffffffff81daef59 RBX: 0000000000000000 RCX: ffff88805714da00
[ 82.893913][ T5830] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 82.901878][ T5830] RBP: ffff8880234d4178 R08: ffffffff81dae955 R09: 1ffff1100469a82f
[ 82.909847][ T5830] R10: dffffc0000000000 R11: ffffed100469a830 R12: ffff8880234d4008
[ 82.917834][ T5830] R13: ffffea0001e22f00 R14: 0000000000000001 R15: 1ffff1100469a82f
[ 82.925814][ T5830] FS: 000055555964d380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[ 82.934748][ T5830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 82.941333][ T5830] CR2: 000000000045bdd0 CR3: 000000007b9c2000 CR4: 0000000000350ef0
[ 82.949306][ T5830] Call Trace:
[ 82.952584][ T5830]
[ 82.955517][ T5830] ? __warn+0x165/0x4d0
[ 82.959683][ T5830] ? __folio_mark_dirty+0xa3a/0xe80
[ 82.964901][ T5830] ? report_bug+0x2b3/0x500
[ 82.969425][ T5830] ? __folio_mark_dirty+0xa3a/0xe80
[ 82.974641][ T5830] ? handle_bug+0x60/0x90
[ 82.978971][ T5830] ? exc_invalid_op+0x1a/0x50
[ 82.983649][ T5830] ? asm_exc_invalid_op+0x1a/0x20
[ 82.988696][ T5830] ? __folio_mark_dirty+0x435/0xe80
[ 82.993904][ T5830] ? __folio_mark_dirty+0xa39/0xe80
[ 82.999113][ T5830] ? __folio_mark_dirty+0xa3a/0xe80
[ 83.004322][ T5830] ? __folio_mark_dirty+0xa39/0xe80
[ 83.009537][ T5830] mark_buffer_dirty+0x28e/0x440
[ 83.014490][ T5830] gfs2_unpin+0x129/0xa60
[ 83.018850][ T5830] buf_lo_after_commit+0x14f/0x1a0
[ 83.023975][ T5830] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 83.029621][ T5830] gfs2_log_flush+0x118f/0x2610
[ 83.034498][ T5830] ? __pfx_gfs2_log_flush+0x10/0x10
[ 83.039704][ T5830] ? do_sync+0x9c2/0xc60
[ 83.043966][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.049603][ T5830] ? do_sync+0x9c2/0xc60
[ 83.053861][ T5830] do_sync+0xa0b/0xc60
[ 83.057949][ T5830] ? __pfx_do_sync+0x10/0x10
[ 83.062562][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.068197][ T5830] ? do_raw_spin_unlock+0x13c/0x8b0
[ 83.073400][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.079044][ T5830] gfs2_quota_sync+0x3bc/0x4a0
[ 83.083831][ T5830] gfs2_sync_fs+0x4d/0xc0
[ 83.088172][ T5830] sync_filesystem+0xef/0x230
[ 83.092864][ T5830] generic_shutdown_super+0x72/0x2d0
[ 83.098168][ T5830] kill_block_super+0x44/0x90
[ 83.102854][ T5830] deactivate_locked_super+0xc6/0x130
[ 83.108241][ T5830] cleanup_mnt+0x41f/0x4b0
[ 83.112676][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.118316][ T5830] ? lockdep_hardirqs_on+0x99/0x150
[ 83.123531][ T5830] task_work_run+0x251/0x310
[ 83.128139][ T5830] ? __pfx_task_work_run+0x10/0x10
[ 83.133263][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.138897][ T5830] ? path_umount+0x284/0xf70
[ 83.143501][ T5830] ptrace_notify+0x2d2/0x380
[ 83.148107][ T5830] ? __pfx_ptrace_notify+0x10/0x10
[ 83.153229][ T5830] ? kmem_cache_free+0x195/0x410
[ 83.158187][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.163821][ T5830] ? __x64_sys_umount+0x123/0x170
[ 83.168856][ T5830] syscall_exit_work+0xc7/0x1d0
[ 83.173730][ T5830] syscall_exit_to_user_mode+0x24a/0x340
[ 83.179380][ T5830] do_syscall_64+0x100/0x230
[ 83.183991][ T5830] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 83.189899][ T5830] RIP: 0033:0x7f33edb16347
[ 83.194314][ T5830] Code: 08 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
[ 83.213921][ T5830] RSP: 002b:00007ffee1dbd398 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 83.222343][ T5830] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f33edb16347
[ 83.230316][ T5830] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffee1dbd450
[ 83.238285][ T5830] RBP: 00007ffee1dbd450 R08: 0000000000000000 R09: 0000000000000000
[ 83.246256][ T5830] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffee1dbe4b0
[ 83.254227][ T5830] R13: 000055555964e6c0 R14: 0000000000000001 R15: 431bde82d7b634db
[ 83.262214][ T5830]
[ 83.265234][ T5830] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 83.272508][ T5830] CPU: 0 UID: 0 PID: 5830 Comm: syz-executor113 Not tainted 6.13.0-rc2-syzkaller-00333-ga0e3919a2df2 #0
[ 83.283615][ T5830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
[ 83.293667][ T5830] Call Trace:
[ 83.296941][ T5830]
[ 83.299870][ T5830] dump_stack_lvl+0x241/0x360
[ 83.304566][ T5830] ? __pfx_dump_stack_lvl+0x10/0x10
[ 83.309773][ T5830] ? __pfx__printk+0x10/0x10
[ 83.314370][ T5830] ? _printk+0xd5/0x120
[ 83.318538][ T5830] ? __init_begin+0x41000/0x41000
[ 83.323570][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.329203][ T5830] ? vscnprintf+0x5d/0x90
[ 83.333542][ T5830] panic+0x349/0x880
[ 83.337448][ T5830] ? __warn+0x174/0x4d0
[ 83.341613][ T5830] ? __pfx_panic+0x10/0x10
[ 83.346054][ T5830] __warn+0x344/0x4d0
[ 83.350130][ T5830] ? __folio_mark_dirty+0xa3a/0xe80
[ 83.355341][ T5830] report_bug+0x2b3/0x500
[ 83.359681][ T5830] ? __folio_mark_dirty+0xa3a/0xe80
[ 83.364897][ T5830] handle_bug+0x60/0x90
[ 83.369059][ T5830] exc_invalid_op+0x1a/0x50
[ 83.373737][ T5830] asm_exc_invalid_op+0x1a/0x20
[ 83.378603][ T5830] RIP: 0010:__folio_mark_dirty+0xa3a/0xe80
[ 83.384427][ T5830] Code: e8 0b 6f c4 ff 4c 89 ef 48 8b 34 24 e8 6f 05 33 00 e9 4a fe ff ff e8 f5 6e c4 ff 90 0f 0b 90 e9 08 fe ff ff e8 e7 6e c4 ff 90 <0f> 0b 90 e9 00 fa ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c cc f7
[ 83.404034][ T5830] RSP: 0018:ffffc90003f27688 EFLAGS: 00010093
[ 83.410111][ T5830] RAX: ffffffff81daef59 RBX: 0000000000000000 RCX: ffff88805714da00
[ 83.418081][ T5830] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 83.426048][ T5830] RBP: ffff8880234d4178 R08: ffffffff81dae955 R09: 1ffff1100469a82f
[ 83.434106][ T5830] R10: dffffc0000000000 R11: ffffed100469a830 R12: ffff8880234d4008
[ 83.442079][ T5830] R13: ffffea0001e22f00 R14: 0000000000000001 R15: 1ffff1100469a82f
[ 83.450058][ T5830] ? __folio_mark_dirty+0x435/0xe80
[ 83.455266][ T5830] ? __folio_mark_dirty+0xa39/0xe80
[ 83.460477][ T5830] ? __folio_mark_dirty+0xa39/0xe80
[ 83.465690][ T5830] mark_buffer_dirty+0x28e/0x440
[ 83.470641][ T5830] gfs2_unpin+0x129/0xa60
[ 83.474990][ T5830] buf_lo_after_commit+0x14f/0x1a0
[ 83.480111][ T5830] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 83.485755][ T5830] gfs2_log_flush+0x118f/0x2610
[ 83.490633][ T5830] ? __pfx_gfs2_log_flush+0x10/0x10
[ 83.495837][ T5830] ? do_sync+0x9c2/0xc60
[ 83.500091][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.505736][ T5830] ? do_sync+0x9c2/0xc60
[ 83.509994][ T5830] do_sync+0xa0b/0xc60
[ 83.514081][ T5830] ? __pfx_do_sync+0x10/0x10
[ 83.518690][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.524326][ T5830] ? do_raw_spin_unlock+0x13c/0x8b0
[ 83.529528][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.535169][ T5830] gfs2_quota_sync+0x3bc/0x4a0
[ 83.539953][ T5830] gfs2_sync_fs+0x4d/0xc0
[ 83.544290][ T5830] sync_filesystem+0xef/0x230
[ 83.548976][ T5830] generic_shutdown_super+0x72/0x2d0
[ 83.554280][ T5830] kill_block_super+0x44/0x90
[ 83.558961][ T5830] deactivate_locked_super+0xc6/0x130
[ 83.564350][ T5830] cleanup_mnt+0x41f/0x4b0
[ 83.568780][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.574414][ T5830] ? lockdep_hardirqs_on+0x99/0x150
[ 83.579626][ T5830] task_work_run+0x251/0x310
[ 83.584231][ T5830] ? __pfx_task_work_run+0x10/0x10
[ 83.589352][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.594987][ T5830] ? path_umount+0x284/0xf70
[ 83.599587][ T5830] ptrace_notify+0x2d2/0x380
[ 83.604192][ T5830] ? __pfx_ptrace_notify+0x10/0x10
[ 83.609312][ T5830] ? kmem_cache_free+0x195/0x410
[ 83.614266][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 83.619899][ T5830] ? __x64_sys_umount+0x123/0x170
[ 83.624932][ T5830] syscall_exit_work+0xc7/0x1d0
[ 83.629794][ T5830] syscall_exit_to_user_mode+0x24a/0x340
[ 83.635446][ T5830] do_syscall_64+0x100/0x230
[ 83.640055][ T5830] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 83.645959][ T5830] RIP: 0033:0x7f33edb16347
[ 83.650372][ T5830] Code: 08 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
[ 83.669980][ T5830] RSP: 002b:00007ffee1dbd398 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 83.678400][ T5830] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f33edb16347
[ 83.686370][ T5830] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffee1dbd450
[ 83.694340][ T5830] RBP: 00007ffee1dbd450 R08: 0000000000000000 R09: 0000000000000000
[ 83.702308][ T5830] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffee1dbe4b0
[ 83.710278][ T5830] R13: 000055555964e6c0 R14: 0000000000000001 R15: 431bde82d7b634db
[ 83.718263][ T5830]
[ 83.721475][ T5830] Kernel Offset: disabled
[ 83.725921][ T5830] Rebooting in 86400 seconds..