gfs2: fsid=syz:syz.0: G: s:SH n:1/2 f:qb t:SH d:EX/0 a:0 v:0 r:4 m:20 p:0 gfs2: fsid=syz:syz.0: H: s:SH f:eEH e:0 p:6357 [syz.2.551] gfs2_fill_super+0x1b4c/0x1ef8 fs/gfs2/ops_fstype.c:1266 ------------[ cut here ]------------ kernel BUG at fs/gfs2/glock.c:1555! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 6357 Comm: syz.2.551 Not tainted 6.1.109-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : add_to_queue fs/gfs2/glock.c:1554 [inline] pc : gfs2_glock_nq+0xf80/0x11d8 fs/gfs2/glock.c:1580 lr : add_to_queue fs/gfs2/glock.c:1554 [inline] lr : gfs2_glock_nq+0xf80/0x11d8 fs/gfs2/glock.c:1580 sp : ffff800021a978f0 x29: ffff800021a97960 x28: ffff800021a97ac8 x27: ffff0000f520a000 x26: 0000000000000000 x25: 0000000000000084 x24: ffff0000ce8a91c2 x23: ffff0000df218960 x22: ffff800021a97ac2 x21: ffff0000df218978 x20: ffff0000ce8a9270 x19: 0000000000000001 x18: ffff800021a96980 x17: 32736667205d3135 x16: ffff800012291a8c x15: 0000000000000002 x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000040000 x11: 0000000000011ccf x10: ffff800021e59000 x9 : fffb837cc48e9000 x8 : fffb837cc48e9000 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800021a96d38 x4 : ffff800015ab2d40 x3 : ffff80000834e1d8 x2 : 0000000000000001 x1 : 0000000000000003 x0 : 0000000000000000 Call trace: add_to_queue fs/gfs2/glock.c:1554 [inline] gfs2_glock_nq+0xf80/0x11d8 fs/gfs2/glock.c:1580 gfs2_glock_nq_init fs/gfs2/glock.h:255 [inline] gfs2_freeze_lock_shared+0x98/0x110 fs/gfs2/util.c:108 gfs2_reconfigure+0x58c/0xaa8 fs/gfs2/ops_fstype.c:1587 reconfigure_super+0x318/0x7a4 fs/super.c:977 do_remount fs/namespace.c:2707 [inline] path_mount+0xc70/0xe5c fs/namespace.c:3373 do_mount fs/namespace.c:3394 [inline] __do_sys_mount fs/namespace.c:3602 [inline] __se_sys_mount fs/namespace.c:3579 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3579 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 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 aa1703e1 52800022 97ffe1af (d4210000) ---[ end trace 0000000000000000 ]---