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kernel BUG at fs/ocfs2/suballoc.c:800!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 5245 Comm: syz.1.189 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : ocfs2_reserve_suballoc_bits+0x327c/0x3cd4 fs/ocfs2/suballoc.c:800
lr : ocfs2_reserve_suballoc_bits+0x327c/0x3cd4 fs/ocfs2/suballoc.c:800
sp : ffff800021866c00
x29: ffff800021867080 x28: ffff0000f4dc9400 x27: ffff0000f4dc9410
x26: ffff70000430cda8 x25: 00000000ffffffff x24: 0000000000000000
x23: 0000000000000003 x22: ffff0000e207d400 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000000001 x18: 0000000000000000
x17: ffff800018184000 x16: ffff8000082e9244 x15: ffff800017c65000
x14: ffff0000f8c78a98 x13: 1ffff00002a0a0b1 x12: 0000000000080000
x11: 0000000000002857 x10: ffff800022e49000 x9 : ffff800009db6188
x8 : 0000000000002858 x7 : ffff800009d49be8 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000119d461c
x2 : 0000000000000000 x1 : 00000000ffffffff x0 : 0000000000000000
Call trace:
 ocfs2_reserve_suballoc_bits+0x327c/0x3cd4 fs/ocfs2/suballoc.c:800
 ocfs2_reserve_new_inode+0x3c0/0xb34 fs/ocfs2/suballoc.c:1068
 ocfs2_mknod+0x750/0x1f18 fs/ocfs2/namei.c:303
 ocfs2_create+0x19c/0x4f0 fs/ocfs2/namei.c:674
 lookup_open fs/namei.c:3490 [inline]
 open_last_lookups fs/namei.c:3558 [inline]
 path_openat+0x112c/0x2680 fs/namei.c:3788
 do_filp_open+0x174/0x344 fs/namei.c:3818
 do_sys_openat2+0x128/0x3d8 fs/open.c:1320
 do_sys_open fs/open.c:1336 [inline]
 __do_sys_openat fs/open.c:1352 [inline]
 __se_sys_openat fs/open.c:1347 [inline]
 __arm64_sys_openat+0x120/0x154 fs/open.c:1347
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x138 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: 54ff1a8b 97ac8aec 17fff8d2 979bb3df (d4210000) 
---[ end trace 0000000000000000 ]---