gfs2: fsid=syz:syz.0: pid: 4838
gfs2: fsid=syz:syz.0: lock type: 1 req lock state : 3
gfs2: fsid=syz:syz.0: new: gfs2_reconfigure+0x574/0xa98 fs/gfs2/ops_fstype.c:1587
gfs2: fsid=syz:syz.0: pid: 4838
gfs2: fsid=syz:syz.0: lock type: 1 req lock state : 3
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:4838 [syz.3.122] gfs2_fill_super+0x1290/0x194c fs/gfs2/ops_fstype.c:1266
------------[ cut here ]------------
kernel BUG at fs/gfs2/glock.c:1560!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4838 Comm: syz.3.122 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 : ffff8000223f78f0
x29: ffff8000223f7960 x28: ffff0000f62e49e0 x27: ffff8000223f7aa8
x26: ffff0000f5b30640 x25: 0000000000000000 x24: 0000000000000084
x23: ffff0000df75d1d0 x22: ffff0000f62e4960 x21: ffff8000223f7aa2
x20: ffff0000f62e4978 x19: 0000000000000001 x18: 0000000000000000
x17: 32736667205d3232 x16: ffff8000082d9364 x15: 0000000000000002
x14: 0000000000000001 x13: 1ffff0000447eddc x12: 0000000000080000
x11: 00000000000097b6 x10: ffff800028f5b000 x9 : 104e7f77d17eb800
x8 : 104e7f77d17eb800 x7 : 0000000000000000 x6 : 0000000000000001
x5 : ffff8000223f6ef8 x4 : 0000000000000004 x3 : 0000000000000030
x2 : 000000000000000c x1 : 0000000000000000 x0 : ffff70000447eecc
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]
 gfs2_freeze_lock_shared+0x94/0x10c fs/gfs2/util.c:108
 gfs2_reconfigure+0x574/0xa98 fs/gfs2/ops_fstype.c:1587
 reconfigure_super+0x1d4/0x79c fs/super.c:977
 do_remount fs/namespace.c:2741 [inline]
 path_mount+0xbdc/0xe80 fs/namespace.c:3400
 do_mount fs/namespace.c:3421 [inline]
 __do_sys_mount fs/namespace.c:3629 [inline]
 __se_sys_mount fs/namespace.c:3606 [inline]
 __arm64_sys_mount+0x49c/0x59c fs/namespace.c:3606
 __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 ]---