gfs2: fsid=syz:syz.0: new: gfs2_quota_sync+0x3cc/0x590 fs/gfs2/quota.c:1370
gfs2: fsid=syz:syz.0: pid: 5071
gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1
gfs2: fsid=syz:syz.0: G:  s:EX n:8/1 f:qb t:EX d:EX/0 a:0 v:0 r:5 m:20 p:0
gfs2: fsid=syz:syz.0:  H: s:EX f:cH e:0 p:5071 [syz-executor385] gfs2_quota_sync+0x3cc/0x590 fs/gfs2/quota.c:1370
------------[ cut here ]------------
kernel BUG at fs/gfs2/glock.c:1560!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 PID: 5071 Comm: syz-executor385 Not tainted 6.9.0-rc4-syzkaller-00214-g13a2e429f644 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:add_to_queue fs/gfs2/glock.c:1560 [inline]
RIP: 0010:gfs2_glock_nq+0x174b/0x1ab0 fs/gfs2/glock.c:1604
Code: fe 0f b7 0b 48 c7 c7 40 25 0e 8c 48 8b 74 24 20 44 89 f2 e8 07 fb 9b 07 31 ff 48 8b 74 24 08 ba 01 00 00 00 e8 96 61 ff ff 90 <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 3e f8 ff ff 48 89 df e8
RSP: 0018:ffffc900035bf858 EFLAGS: 00010246
RAX: beddc16a621c5700 RBX: ffff888021bbde5a RCX: ffff88802b0cbc00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff83d76727 R09: 1ffffffff1f4f695
R10: dffffc0000000000 R11: fffffbfff1f4f696 R12: ffff888021bbde22
R13: 1ffff11004377bc3 R14: 0000000000000008 R15: ffff888021bbde18
FS:  0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd7cabf3870 CR3: 00000000225e6000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 gfs2_glock_nq_init fs/gfs2/glock.h:238 [inline]
 do_sync+0x3cc/0xec0 fs/gfs2/quota.c:946
 gfs2_quota_sync+0x3cc/0x590 fs/gfs2/quota.c:1370
 gfs2_sync_fs+0x4d/0xc0 fs/gfs2/super.c:669
 sync_filesystem+0xed/0x230 fs/sync.c:56
 generic_shutdown_super+0x72/0x2d0 fs/super.c:620
 kill_block_super+0x44/0x90 fs/super.c:1675
 deactivate_locked_super+0xc4/0x130 fs/super.c:472
 cleanup_mnt+0x426/0x4c0 fs/namespace.c:1267
 task_work_run+0x24f/0x310 kernel/task_work.c:180
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0xa1b/0x27e0 kernel/exit.c:878
 do_group_exit+0x207/0x2c0 kernel/exit.c:1027
 __do_sys_exit_group kernel/exit.c:1038 [inline]
 __se_sys_exit_group kernel/exit.c:1036 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1036
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd488e0f749
Code: Unable to access opcode bytes at 0x7fd488e0f71f.
RSP: 002b:00007fff932aaf78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd488e0f749
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 00007fd488e9d2b0 R08: ffffffffffffffb8 R09: 000000000001268c
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd488e9d2b0
R13: 0000000000000000 R14: 00007fd488e9e020 R15: 00007fd488dddc80
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:add_to_queue fs/gfs2/glock.c:1560 [inline]
RIP: 0010:gfs2_glock_nq+0x174b/0x1ab0 fs/gfs2/glock.c:1604
Code: fe 0f b7 0b 48 c7 c7 40 25 0e 8c 48 8b 74 24 20 44 89 f2 e8 07 fb 9b 07 31 ff 48 8b 74 24 08 ba 01 00 00 00 e8 96 61 ff ff 90 <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 3e f8 ff ff 48 89 df e8
RSP: 0018:ffffc900035bf858 EFLAGS: 00010246
RAX: beddc16a621c5700 RBX: ffff888021bbde5a RCX: ffff88802b0cbc00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff83d76727 R09: 1ffffffff1f4f695
R10: dffffc0000000000 R11: fffffbfff1f4f696 R12: ffff888021bbde22
R13: 1ffff11004377bc3 R14: 0000000000000008 R15: ffff888021bbde18
FS:  0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd7cabf3870 CR3: 00000000225e6000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400