gfs2: pid: 8130
gfs2: lock type: 8 req lock state : 1
gfs2: G:  s:EX n:8/1 f:qb t:EX d:EX/0 a:0 v:0 r:5 m:20
gfs2:  H: s:EX f:cH e:0 p:8130 [syz-executor.5] gfs2_glock_nq_init fs/gfs2/glock.h:226 [inline]
gfs2:  H: s:EX f:cH e:0 p:8130 [syz-executor.5] do_sync+0x442/0xc90 fs/gfs2/quota.c:896
------------[ cut here ]------------
kernel BUG at fs/gfs2/glock.c:1082!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 8130 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:add_to_queue fs/gfs2/glock.c:1082 [inline]
RIP: 0010:gfs2_glock_nq.cold+0x276/0x2cd fs/gfs2/glock.c:1107
Code: 0f b6 04 02 84 c0 74 04 3c 03 7e 6e 8b 73 18 44 89 ea 48 c7 c7 60 4f a6 88 e8 02 57 f8 ff 48 8b 74 24 08 31 ff e8 0b cc 0a fb <0f> 0b e8 74 02 9d f9 4c 8b 04 24 e9 aa fd ff ff 31 ed e9 12 fe ff
RSP: 0018:ffff8880aff6fa20 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff8880a903fcf8 RCX: ffffffff83063ba3
RDX: 0000000000000000 RSI: ffffffff83063bf2 RDI: ffffffff88a67230
RBP: 0000000000001fc2 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880afec4938
R13: 0000000000000001 R14: 0000000000000000 R15: ffff8880929f3f00
FS:  00005555564a5400(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555557414708 CR3: 00000000aa4e0000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 gfs2_glock_nq_init fs/gfs2/glock.h:228 [inline]
 do_sync+0x44a/0xc90 fs/gfs2/quota.c:896
 gfs2_quota_sync+0x5d1/0x780 fs/gfs2/quota.c:1303
 gfs2_sync_fs+0x40/0xb0 fs/gfs2/super.c:957
 __sync_filesystem fs/sync.c:39 [inline]
 sync_filesystem+0x105/0x250 fs/sync.c:64
 generic_shutdown_super+0x70/0x370 fs/super.c:442
 kill_block_super+0x97/0xf0 fs/super.c:1185
 gfs2_kill_sb+0x12c/0x1a0 fs/gfs2/ops_fstype.c:1390
 deactivate_locked_super+0x94/0x160 fs/super.c:329
 deactivate_super+0x174/0x1a0 fs/super.c:360
 cleanup_mnt+0x1a8/0x290 fs/namespace.c:1098
 task_work_run+0x148/0x1c0 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:193 [inline]
 exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167
 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:271 [inline]
 do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f5c6b9e2547
Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff9c173fe8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f5c6b9e2547
RDX: 00007fff9c1740bb RSI: 000000000000000a RDI: 00007fff9c1740b0
RBP: 00007fff9c1740b0 R08: 00000000ffffffff R09: 00007fff9c173e80
R10: 00005555564a6903 R11: 0000000000000246 R12: 00007f5c6ba3bb24
R13: 00007fff9c175170 R14: 00005555564a6810 R15: 00007fff9c1751b0
Modules linked in:
---[ end trace 77a01842fa2bd6a8 ]---
RIP: 0010:add_to_queue fs/gfs2/glock.c:1082 [inline]
RIP: 0010:gfs2_glock_nq.cold+0x276/0x2cd fs/gfs2/glock.c:1107
Code: 0f b6 04 02 84 c0 74 04 3c 03 7e 6e 8b 73 18 44 89 ea 48 c7 c7 60 4f a6 88 e8 02 57 f8 ff 48 8b 74 24 08 31 ff e8 0b cc 0a fb <0f> 0b e8 74 02 9d f9 4c 8b 04 24 e9 aa fd ff ff 31 ed e9 12 fe ff
RSP: 0018:ffff8880aff6fa20 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff8880a903fcf8 RCX: ffffffff83063ba3
RDX: 0000000000000000 RSI: ffffffff83063bf2 RDI: ffffffff88a67230
RBP: 0000000000001fc2 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880afec4938
R13: 0000000000000001 R14: 0000000000000000 R15: ffff8880929f3f00
FS:  00005555564a5400(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555557414708 CR3: 00000000aa4e0000 CR4: 00000000003426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400