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:10593 [syz-executor.4] gfs2_quota_sync+0xf0/0x204 fs/gfs2/quota.c:1318 ------------[ cut here ]------------ kernel BUG at fs/gfs2/glock.c:1560! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 10593 Comm: syz-executor.4 Not tainted 6.1.0-rc6-syzkaller-32662-g6d464646530f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : add_to_queue+0x6ec/0x780 fs/gfs2/glock.c:1559 lr : add_to_queue+0x6ec/0x780 fs/gfs2/glock.c:1559 sp : ffff80001f9939d0 x29: ffff80001f9939e0 x28: ffff000142bdb080 x27: ffff000133604000 x26: ffff000142bdb080 x25: 0000000000000400 x24: ffff00011cd65900 x23: 0000000000000000 x22: ffff00011cd65900 x21: ffff000133605270 x20: ffff000142bdb0b8 x19: ffff000139bdad48 x18: 00000000000000c0 x17: 5d342e726f747563 x16: ffff80000dbe6158 x15: ffff000139d03480 x14: 0000000000000000 x13: 00000000ffffffff x12: 0000000000040000 x11: 000000000001240e x10: ffff80001a6d4000 x9 : cfbcf10225945300 x8 : cfbcf10225945300 x7 : ffff80000c08e4f4 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: add_to_queue+0x6ec/0x780 fs/gfs2/glock.c:1559 gfs2_glock_nq+0x90/0x220 fs/gfs2/glock.c:1585 gfs2_glock_nq_init fs/gfs2/glock.h:264 [inline] do_sync+0x1dc/0x650 fs/gfs2/quota.c:910 gfs2_quota_sync+0xf0/0x204 fs/gfs2/quota.c:1318 gfs2_sync_fs+0x30/0x78 fs/gfs2/super.c:643 sync_filesystem+0x68/0x134 fs/sync.c:56 gfs2_reconfigure+0x50/0x418 fs/gfs2/ops_fstype.c:1549 reconfigure_super+0x1b0/0x33c fs/super.c:935 do_remount fs/namespace.c:2702 [inline] path_mount+0x768/0x890 fs/namespace.c:3362 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __arm64_sys_mount+0x2c4/0x3c4 fs/namespace.c:3568 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x164 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 Code: 52800022 aa1f03e0 aa1303e1 97fff219 (d4210000) ---[ end trace 0000000000000000 ]---