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:4820 [syz.1.49] gfs2_quota_sync+0x2cc/0x500 fs/gfs2/quota.c:1329
------------[ cut here ]------------
kernel BUG at fs/gfs2/glock.c:1560!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4820 Comm: syz.1.49 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : add_to_queue fs/gfs2/glock.c:1559 [inline]
pc : gfs2_glock_nq+0xec8/0x11c4 fs/gfs2/glock.c:1585
lr : add_to_queue fs/gfs2/glock.c:1559 [inline]
lr : gfs2_glock_nq+0xec8/0x11c4 fs/gfs2/glock.c:1585
sp : ffff8000215d7930
x29: ffff8000215d79a0 x28: ffff0000f5975980 x27: ffff0000f9967060
x26: ffff0000c36be500 x25: 0000000000000000 x24: 0000000000000400
x23: ffff0000f9967030 x22: ffff0000f5975900 x21: ffff0000f996705a
x20: ffff0000f5975918 x19: 0000000000000008 x18: ffff800011b8bf60
x17: 715f32736667205d x16: ffff8000082d9364 x15: 0000000000000002
x14: 0000000000000001 x13: 1ffff000042bade4 x12: 0000000000080000
x11: 0000000000022dfe x10: ffff800022a7a000 x9 : c47999320902c400
x8 : c47999320902c400 x7 : 0000000000000000 x6 : 0000000000000001
x5 : ffff8000215d6f38 x4 : 000000000000000c x3 : 0000000000000030
x2 : 0000000000000004 x1 : 0000000000000000 x0 : ffff7000042baed4
Call trace:
 add_to_queue fs/gfs2/glock.c:1559 [inline]
 gfs2_glock_nq+0xec8/0x11c4 fs/gfs2/glock.c:1585
 gfs2_glock_nq_init fs/gfs2/glock.h:255 [inline]
 do_sync+0x380/0xaec fs/gfs2/quota.c:921
 gfs2_quota_sync+0x2cc/0x500 fs/gfs2/quota.c:1329
 gfs2_sync_fs+0x4c/0xc4 fs/gfs2/super.c:664
 sync_fs_one_sb+0xd8/0x120 fs/sync.c:84
 iterate_supers+0x11c/0x1d0 fs/super.c:757
 ksys_sync+0xb0/0x17c fs/sync.c:103
 __arm64_sys_sync+0x14/0x24 fs/sync.c:113
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: aa1f03e0 aa1603e1 52800022 97ffe383 (d4210000) 
---[ end trace 0000000000000000 ]---