loop0: detected capacity change from 0 to 32768
ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode.
------------[ cut here ]------------
kernel BUG at fs/ocfs2/suballoc.c:2390!
Internal error: Oops - BUG: 00000000f2000800 [#1]  SMP
Modules linked in:
CPU: 0 UID: 0 PID: 6742 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : __ocfs2_claim_clusters+0x768/0x7c4 fs/ocfs2/suballoc.c:2390
lr : __ocfs2_claim_clusters+0x768/0x7c4 fs/ocfs2/suballoc.c:2390
sp : ffff8000a1706a60
x29: ffff8000a1706ba0 x28: 0000000000000040 x27: 0000000000000040
x26: dfff800000000000 x25: 1fffe00018d35af0 x24: ffff0000c69ad780
x23: 0000000000000039 x22: ffff0000da3ec000 x21: 0000000000000000
x20: ffff0000c69ad798 x19: ffff7000142e0d54 x18: 1fffe000337d4a90
x17: ffff800093335000 x16: ffff80008ad6b188 x15: 0000000000000005
x14: 1ffff000142e0d58 x13: 0000000000000000 x12: 0000000000000000
x11: ffff7000142e0d5d x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000c8278000 x7 : 0000000000000000 x6 : 0000000000000000
x5 : ffff8000a1706d90 x4 : 0000000000000000 x3 : 0000000000000020
x2 : 0000000000000008 x1 : 0000000000000040 x0 : 0000000000000040
Call trace:
 __ocfs2_claim_clusters+0x768/0x7c4 fs/ocfs2/suballoc.c:2390 (P)
 ocfs2_claim_clusters fs/ocfs2/suballoc.c:2458 [inline]
 ocfs2_block_group_claim_bits fs/ocfs2/suballoc.c:474 [inline]
 ocfs2_block_group_grow_discontig fs/ocfs2/suballoc.c:515 [inline]
 ocfs2_block_group_alloc_discontig fs/ocfs2/suballoc.c:641 [inline]
 ocfs2_block_group_alloc fs/ocfs2/suballoc.c:703 [inline]
 ocfs2_reserve_suballoc_bits+0x1b64/0x3b9c fs/ocfs2/suballoc.c:834
 ocfs2_reserve_new_inode+0x3c0/0xac0 fs/ocfs2/suballoc.c:1074
 ocfs2_mknod+0x710/0x1cf0 fs/ocfs2/namei.c:306
 ocfs2_create+0x190/0x474 fs/ocfs2/namei.c:676
 lookup_open fs/namei.c:3796 [inline]
 open_last_lookups fs/namei.c:3895 [inline]
 path_openat+0x12d8/0x2c40 fs/namei.c:4131
 do_filp_open+0x18c/0x36c fs/namei.c:4161
 do_sys_openat2+0x11c/0x1b4 fs/open.c:1437
 do_sys_open fs/open.c:1452 [inline]
 __do_sys_openat fs/open.c:1468 [inline]
 __se_sys_openat fs/open.c:1463 [inline]
 __arm64_sys_openat+0x120/0x158 fs/open.c:1463
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:724
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
Code: aa1803e2 94384723 17ffff3d 97951fa1 (d4210000) 
---[ end trace 0000000000000000 ]---