./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2055702465
<...>
Warning: Permanently added '10.128.1.171' (ED25519) to the list of known hosts.
execve("./syz-executor2055702465", ["./syz-executor2055702465"], 0x7ffc15974d90 /* 10 vars */) = 0
brk(NULL) = 0x555593966000
brk(0x555593966d00) = 0x555593966d00
arch_prctl(ARCH_SET_FS, 0x555593966380) = 0
set_tid_address(0x555593966650) = 5830
set_robust_list(0x555593966660, 24) = 0
rseq(0x555593966ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2055702465", 4096) = 28
getrandom("\xb7\x9a\xf9\xb9\x3b\xcf\x9a\x50", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555593966d00
brk(0x555593987d00) = 0x555593987d00
brk(0x555593988000) = 0x555593988000
mprotect(0x7f870f0b6000, 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.UNWhim", 0700) = 0
chmod("./syzkaller.UNWhim", 0777) = 0
chdir("./syzkaller.UNWhim") = 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 5831 attached
, child_tidptr=0x555593966650) = 5831
[pid 5831] set_robust_list(0x555593966660, 24) = 0
[pid 5831] chdir("./0") = 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] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3
[pid 5831] memfd_create("syzkaller", 0) = 4
[pid 5831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f8706a00000
[pid 5831] write(4, "\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 5831] munmap(0x7f8706a00000, 138412032) = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5
[pid 5831] ioctl(5, LOOP_SET_FD, 4) = 0
[pid 5831] close(4) = 0
[pid 5831] close(5) = 0
[pid 5831] mkdir("./file0", 0777) = 0
[ 70.526123][ T5831] loop0: detected capacity change from 0 to 32768
[ 70.583610][ T5831] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 70.591877][ T5831] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 70.620705][ T5831] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms
[ 70.630430][ T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 70.637326][ T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 70.680657][ T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 43ms
[ 70.688391][ T9] gfs2: fsid=syz:syz.0: jid=0: Done
[ 70.694040][ T5831] gfs2: fsid=syz:syz.0: first mount done, others may mount
[pid 5831] mount("/dev/loop0", "./file0", "gfs2", 0, "suiddir,lockproto=lock_nolock,quota,") = 0
[pid 5831] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4
[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=1 /* 0.01 s */, si_stime=45 /* 0.45 s */} ---
[ 70.959532][ T5831] gfs2: fsid=syz:syz.0: found 1 quota changes
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, 0x5555939676f0 /* 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
[ 71.094646][ T5830] ------------[ cut here ]------------
[ 71.100244][ T5830] WARNING: CPU: 1 PID: 5830 at ./include/linux/backing-dev.h:254 __folio_mark_dirty+0xa3a/0xe80
[ 71.110680][ T5830] Modules linked in:
[ 71.114573][ T5830] CPU: 1 UID: 0 PID: 5830 Comm: syz-executor205 Not tainted 6.13.0-rc2-syzkaller-00018-g7cb1b4663150 #0
[ 71.125674][ T5830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 71.135721][ T5830] RIP: 0010:__folio_mark_dirty+0xa3a/0xe80
[ 71.141533][ T5830] Code: e8 8b 70 c4 ff 4c 89 ef 48 8b 34 24 e8 2f 04 33 00 e9 4a fe ff ff e8 75 70 c4 ff 90 0f 0b 90 e9 08 fe ff ff e8 67 70 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
[ 71.161223][ T5830] RSP: 0018:ffffc900032c7688 EFLAGS: 00010093
[ 71.167311][ T5830] RAX: ffffffff81daedd9 RBX: 0000000000000000 RCX: ffff888033649e00
[ 71.175280][ T5830] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 71.183244][ T5830] RBP: ffff888148d04178 R08: ffffffff81dae7d5 R09: 1ffff110291a082f
[ 71.191210][ T5830] R10: dffffc0000000000 R11: ffffed10291a0830 R12: ffff888148d04008
[ 71.199176][ T5830] R13: ffffea0000d52d00 R14: 0000000000000001 R15: 1ffff110291a082f
[ 71.207144][ T5830] FS: 0000555593966380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
[ 71.216068][ T5830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 71.222649][ T5830] CR2: 000055559396f6f8 CR3: 0000000075658000 CR4: 0000000000350ef0
[ 71.230617][ T5830] Call Trace:
[ 71.233888][ T5830]
[ 71.236810][ T5830] ? __warn+0x165/0x4d0
[ 71.240965][ T5830] ? __folio_mark_dirty+0xa3a/0xe80
[ 71.246169][ T5830] ? report_bug+0x2b3/0x500
[ 71.250681][ T5830] ? __folio_mark_dirty+0xa3a/0xe80
[ 71.255883][ T5830] ? handle_bug+0x60/0x90
[ 71.260215][ T5830] ? exc_invalid_op+0x1a/0x50
[ 71.264899][ T5830] ? asm_exc_invalid_op+0x1a/0x20
[ 71.269931][ T5830] ? __folio_mark_dirty+0x435/0xe80
[ 71.275133][ T5830] ? __folio_mark_dirty+0xa39/0xe80
[ 71.280422][ T5830] ? __folio_mark_dirty+0xa3a/0xe80
[ 71.285629][ T5830] ? __folio_mark_dirty+0xa39/0xe80
[ 71.290833][ T5830] mark_buffer_dirty+0x28e/0x440
[ 71.295772][ T5830] gfs2_unpin+0x129/0xa60
[ 71.300115][ T5830] buf_lo_after_commit+0x14f/0x1a0
[ 71.305229][ T5830] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 71.310880][ T5830] gfs2_log_flush+0x118f/0x2610
[ 71.315744][ T5830] ? __pfx_gfs2_log_flush+0x10/0x10
[ 71.320944][ T5830] ? do_sync+0x9c2/0xc60
[ 71.325191][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.330818][ T5830] ? do_sync+0x9c2/0xc60
[ 71.335065][ T5830] do_sync+0xa0b/0xc60
[ 71.339144][ T5830] ? __pfx_do_sync+0x10/0x10
[ 71.343745][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.349372][ T5830] ? do_raw_spin_unlock+0x13c/0x8b0
[ 71.354566][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.360197][ T5830] gfs2_quota_sync+0x3bc/0x4a0
[ 71.364973][ T5830] gfs2_sync_fs+0x4d/0xc0
[ 71.369304][ T5830] sync_filesystem+0xef/0x230
[ 71.373986][ T5830] generic_shutdown_super+0x72/0x2d0
[ 71.379297][ T5830] kill_block_super+0x44/0x90
[ 71.383974][ T5830] deactivate_locked_super+0xc6/0x130
[ 71.389357][ T5830] cleanup_mnt+0x41f/0x4b0
[ 71.393779][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.399404][ T5830] ? lockdep_hardirqs_on+0x99/0x150
[ 71.404611][ T5830] task_work_run+0x251/0x310
[ 71.409208][ T5830] ? __pfx_task_work_run+0x10/0x10
[ 71.414325][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.419960][ T5830] ? path_umount+0x284/0xf70
[ 71.424554][ T5830] ptrace_notify+0x2d2/0x380
[ 71.429155][ T5830] ? __pfx_ptrace_notify+0x10/0x10
[ 71.434273][ T5830] ? kmem_cache_free+0x195/0x410
[ 71.439221][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.444846][ T5830] ? __x64_sys_umount+0x123/0x170
[ 71.449874][ T5830] syscall_exit_work+0xc7/0x1d0
[ 71.454730][ T5830] syscall_exit_to_user_mode+0x24a/0x340
[ 71.460371][ T5830] do_syscall_64+0x100/0x230
[ 71.464971][ T5830] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 71.470867][ T5830] RIP: 0033:0x7f870f00b347
[ 71.475294][ T5830] Code: 0a 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
[ 71.494893][ T5830] RSP: 002b:00007ffdf93d3818 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[ 71.503331][ T5830] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f870f00b347
[ 71.511320][ T5830] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdf93d38d0
[ 71.519294][ T5830] RBP: 00007ffdf93d38d0 R08: 0000000000000000 R09: 0000000000000000
[ 71.527260][ T5830] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffdf93d4930
[ 71.535226][ T5830] R13: 00005555939676c0 R14: 0000000000000001 R15: 431bde82d7b634db
[ 71.543320][ T5830]
[ 71.546367][ T5830] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 71.553636][ T5830] CPU: 1 UID: 0 PID: 5830 Comm: syz-executor205 Not tainted 6.13.0-rc2-syzkaller-00018-g7cb1b4663150 #0
[ 71.564732][ T5830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 71.574791][ T5830] Call Trace:
[ 71.578062][ T5830]
[ 71.580982][ T5830] dump_stack_lvl+0x241/0x360
[ 71.585667][ T5830] ? __pfx_dump_stack_lvl+0x10/0x10
[ 71.590867][ T5830] ? __pfx__printk+0x10/0x10
[ 71.595458][ T5830] ? _printk+0xd5/0x120
[ 71.599619][ T5830] ? __init_begin+0x41000/0x41000
[ 71.604641][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.610267][ T5830] ? vscnprintf+0x5d/0x90
[ 71.614598][ T5830] panic+0x349/0x880
[ 71.618493][ T5830] ? __warn+0x174/0x4d0
[ 71.622649][ T5830] ? __pfx_panic+0x10/0x10
[ 71.627083][ T5830] __warn+0x344/0x4d0
[ 71.631059][ T5830] ? __folio_mark_dirty+0xa3a/0xe80
[ 71.636260][ T5830] report_bug+0x2b3/0x500
[ 71.640604][ T5830] ? __folio_mark_dirty+0xa3a/0xe80
[ 71.645810][ T5830] handle_bug+0x60/0x90
[ 71.649970][ T5830] exc_invalid_op+0x1a/0x50
[ 71.654476][ T5830] asm_exc_invalid_op+0x1a/0x20
[ 71.659327][ T5830] RIP: 0010:__folio_mark_dirty+0xa3a/0xe80
[ 71.665137][ T5830] Code: e8 8b 70 c4 ff 4c 89 ef 48 8b 34 24 e8 2f 04 33 00 e9 4a fe ff ff e8 75 70 c4 ff 90 0f 0b 90 e9 08 fe ff ff e8 67 70 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
[ 71.684751][ T5830] RSP: 0018:ffffc900032c7688 EFLAGS: 00010093
[ 71.690816][ T5830] RAX: ffffffff81daedd9 RBX: 0000000000000000 RCX: ffff888033649e00
[ 71.698867][ T5830] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 71.706834][ T5830] RBP: ffff888148d04178 R08: ffffffff81dae7d5 R09: 1ffff110291a082f
[ 71.714886][ T5830] R10: dffffc0000000000 R11: ffffed10291a0830 R12: ffff888148d04008
[ 71.722852][ T5830] R13: ffffea0000d52d00 R14: 0000000000000001 R15: 1ffff110291a082f
[ 71.730821][ T5830] ? __folio_mark_dirty+0x435/0xe80
[ 71.736130][ T5830] ? __folio_mark_dirty+0xa39/0xe80
[ 71.741359][ T5830] ? __folio_mark_dirty+0xa39/0xe80
[ 71.746569][ T5830] mark_buffer_dirty+0x28e/0x440
[ 71.751513][ T5830] gfs2_unpin+0x129/0xa60
[ 71.755855][ T5830] buf_lo_after_commit+0x14f/0x1a0
[ 71.760968][ T5830] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 71.766605][ T5830] gfs2_log_flush+0x118f/0x2610
[ 71.771473][ T5830] ? __pfx_gfs2_log_flush+0x10/0x10
[ 71.776673][ T5830] ? do_sync+0x9c2/0xc60
[ 71.780917][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.786615][ T5830] ? do_sync+0x9c2/0xc60
[ 71.790862][ T5830] do_sync+0xa0b/0xc60
[ 71.794940][ T5830] ? __pfx_do_sync+0x10/0x10
[ 71.799542][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.805177][ T5830] ? do_raw_spin_unlock+0x13c/0x8b0
[ 71.810375][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.816007][ T5830] gfs2_quota_sync+0x3bc/0x4a0
[ 71.820782][ T5830] gfs2_sync_fs+0x4d/0xc0
[ 71.825115][ T5830] sync_filesystem+0xef/0x230
[ 71.829816][ T5830] generic_shutdown_super+0x72/0x2d0
[ 71.835141][ T5830] kill_block_super+0x44/0x90
[ 71.839817][ T5830] deactivate_locked_super+0xc6/0x130
[ 71.845196][ T5830] cleanup_mnt+0x41f/0x4b0
[ 71.849620][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.855249][ T5830] ? lockdep_hardirqs_on+0x99/0x150
[ 71.860454][ T5830] task_work_run+0x251/0x310
[ 71.865058][ T5830] ? __pfx_task_work_run+0x10/0x10
[ 71.870171][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.875798][ T5830] ? path_umount+0x284/0xf70
[ 71.880393][ T5830] ptrace_notify+0x2d2/0x380
[ 71.884992][ T5830] ? __pfx_ptrace_notify+0x10/0x10
[ 71.890108][ T5830] ? kmem_cache_free+0x195/0x410
[ 71.895055][ T5830] ? srso_alias_return_thunk+0x5/0xfbef5
[ 71.900680][ T5830] ? __x64_sys_umount+0x123/0x170
[ 71.905708][ T5830] syscall_exit_work+0xc7/0x1d0
[ 71.910564][ T5830] syscall_exit_to_user_mode+0x24a/0x340
[ 71.916205][ T5830] do_syscall_64+0x100/0x230
[ 71.920802][ T5830] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 71.926705][ T5830] RIP: 0033:0x7f870f00b347
[ 71.931121][ T5830] Code: 0a 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
[ 71.950723][ T5830] RSP: 002b:00007ffdf93d3818 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[ 71.959143][ T5830] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f870f00b347
[ 71.967112][ T5830] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdf93d38d0
[ 71.975167][ T5830] RBP: 00007ffdf93d38d0 R08: 0000000000000000 R09: 0000000000000000
[ 71.983221][ T5830] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffdf93d4930
[ 71.991275][ T5830] R13: 00005555939676c0 R14: 0000000000000001 R15: 431bde82d7b634db
[ 71.999258][ T5830]
[ 72.002399][ T5830] Kernel Offset: disabled
[ 72.006877][ T5830] Rebooting in 86400 seconds..