gfs2: fsid=syz:syz.0: found 2 quota changes
gfs2: fsid=syz:syz.0: original: gfs2_quota_sync+0x3c8/0x590 fs/gfs2/quota.c:1347
gfs2: fsid=syz:syz.0: pid: 5028
gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1
gfs2: fsid=syz:syz.0: new: gfs2_quota_sync+0x3c8/0x590 fs/gfs2/quota.c:1347
gfs2: fsid=syz:syz.0: pid: 5028
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:5028 [syz-executor150] gfs2_quota_sync+0x3c8/0x590 fs/gfs2/quota.c:1347
------------[ cut here ]------------
kernel BUG at fs/gfs2/glock.c:1544!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 5028 Comm: syz-executor150 Not tainted 6.6.0-rc5-syzkaller-00250-g70f8c6f8f880 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
RIP: 0010:add_to_queue fs/gfs2/glock.c:1544 [inline]
RIP: 0010:gfs2_glock_nq+0x120f/0x1480 fs/gfs2/glock.c:1569
Code: 2a fe 0f b7 4d 00 48 c7 c7 20 9a 4d 8b 48 8b 74 24 30 89 da e8 e2 00 0e 07 31 ff 48 8b 74 24 10 ba 01 00 00 00 e8 11 69 ff ff <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 4a f8 ff ff 48 89 df e8
RSP: 0018:ffffc900039ef850 EFLAGS: 00010246
RAX: e4b30d3dbfb13900 RBX: 0000000000000008 RCX: ffff88807cb99dc0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff88801c76925a R08: ffffffff83bdbac7 R09: 1ffffffff1d3463d
R10: dffffc0000000000 R11: fffffbfff1d3463e R12: 1ffff110038ed243
R13: ffff88801c769218 R14: ffff88801c769200 R15: ffff88801c769222
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f705fccf130 CR3: 000000002a14a000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 gfs2_glock_nq_init fs/gfs2/glock.h:252 [inline]
 do_sync+0x3cc/0xec0 fs/gfs2/quota.c:921
 gfs2_quota_sync+0x3c8/0x590 fs/gfs2/quota.c:1347
 gfs2_sync_fs+0x4d/0xb0 fs/gfs2/super.c:667
 sync_filesystem+0xec/0x220 fs/sync.c:56
 generic_shutdown_super+0x72/0x2c0 fs/super.c:666
 kill_block_super+0x41/0x70 fs/super.c:1646
 deactivate_locked_super+0xa4/0x110 fs/super.c:481
 cleanup_mnt+0x426/0x4c0 fs/namespace.c:1254
 task_work_run+0x24a/0x300 kernel/task_work.c:180
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0xa2c/0x2650 kernel/exit.c:874
 do_group_exit+0x206/0x2c0 kernel/exit.c:1024
 __do_sys_exit_group kernel/exit.c:1035 [inline]
 __se_sys_exit_group kernel/exit.c:1033 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1033
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f705fc43709
Code: Unable to access opcode bytes at 0x7f705fc436df.
RSP: 002b:00007ffef782fca8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f705fc43709
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 00007f705fcd12b0 R08: ffffffffffffffb8 R09: 000000000001268c
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f705fcd12b0
R13: 0000000000000000 R14: 00007f705fcd2020 R15: 00007f705fc11c60
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:add_to_queue fs/gfs2/glock.c:1544 [inline]
RIP: 0010:gfs2_glock_nq+0x120f/0x1480 fs/gfs2/glock.c:1569
Code: 2a fe 0f b7 4d 00 48 c7 c7 20 9a 4d 8b 48 8b 74 24 30 89 da e8 e2 00 0e 07 31 ff 48 8b 74 24 10 ba 01 00 00 00 e8 11 69 ff ff <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 4a f8 ff ff 48 89 df e8
RSP: 0018:ffffc900039ef850 EFLAGS: 00010246
RAX: e4b30d3dbfb13900 RBX: 0000000000000008 RCX: ffff88807cb99dc0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff88801c76925a R08: ffffffff83bdbac7 R09: 1ffffffff1d3463d
R10: dffffc0000000000 R11: fffffbfff1d3463e R12: 1ffff110038ed243
R13: ffff88801c769218 R14: ffff88801c769200 R15: ffff88801c769222
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f705fccf130 CR3: 000000002a14a000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400