gfs2: fsid=_.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=_.0: H: s:EX f:cH e:0 p:4355 [syz-executor.1] gfs2_quota_sync+0x2e4/0x534 fs/gfs2/quota.c:1318 ------------[ cut here ]------------ kernel BUG at fs/gfs2/glock.c:1562! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4355 Comm: syz-executor.1 Not tainted 6.1.23-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : add_to_queue fs/gfs2/glock.c:1561 [inline] pc : gfs2_glock_nq+0x1164/0x13d8 fs/gfs2/glock.c:1587 lr : add_to_queue fs/gfs2/glock.c:1561 [inline] lr : gfs2_glock_nq+0x1164/0x13d8 fs/gfs2/glock.c:1587 sp : ffff80001dba74e0 x29: ffff80001dba7560 x28: ffff0001514cc360 x27: ffff0001514cc300 x26: ffff000143a6f530 x25: ffff0000cd5fd270 x24: ffff0001514cc322 x23: ffff0001514cc35a x22: ffff000143a6f538 x21: ffff00011756c140 x20: dfff800000000000 x19: 0000000000000008 x18: ffff80001dba6580 x17: 715f32736667205d x16: ffff8000120dba24 x15: 0000000000000000 x14: 0000000000000000 x13: 000000000021f168 x12: 0000000000000001 x11: ff8080000a360884 x10: 0000000000000000 x9 : b2c8acf30ac07400 x8 : b2c8acf30ac07400 x7 : 000000000021f168 x6 : 000000000021f0e8 x5 : ffff80001dba6938 x4 : ffff80001564db00 x3 : ffff80000834ada0 x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: add_to_queue fs/gfs2/glock.c:1561 [inline] gfs2_glock_nq+0x1164/0x13d8 fs/gfs2/glock.c:1587 gfs2_glock_nq_init fs/gfs2/glock.h:264 [inline] do_sync+0x39c/0xb48 fs/gfs2/quota.c:910 gfs2_quota_sync+0x2e4/0x534 fs/gfs2/quota.c:1318 gfs2_sync_fs+0x4c/0xc4 fs/gfs2/super.c:648 sync_filesystem+0xe8/0x218 fs/sync.c:56 generic_shutdown_super+0x70/0x328 fs/super.c:474 kill_block_super+0x70/0xdc fs/super.c:1450 gfs2_kill_sb+0xc0/0xd4 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2144/0x3470 arch/arm64/kernel/signal.c:1132 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 Code: aa1f03e0 f85f83a1 52800022 97ffe123 (d4210000) ---[ end trace 0000000000000000 ]---