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kernel BUG at fs/ocfs2/uptodate.c:509!
Internal error: Oops - BUG: 00000000f2000800 [#1]  SMP
Modules linked in:
CPU: 1 UID: 0 PID: 8528 Comm: syz.5.303 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : ocfs2_set_new_buffer_uptodate+0x14c/0x188 fs/ocfs2/uptodate.c:509
lr : ocfs2_set_new_buffer_uptodate+0x14c/0x188 fs/ocfs2/uptodate.c:509
sp : ffff8000a19c6420
x29: ffff8000a19c6420 x28: ffff700014338cb0 x27: ffff0000f9773200
x26: 0000000000000000 x25: ffff0000f4639670 x24: ffff0000f46396b8
x23: ffff0000dd2551d0 x22: ffff0000f2e01488 x21: 0000000000000001
x20: ffff0000dd2551d0 x19: ffff0000f4639670 x18: 1fffe0003379be88
x17: ffff80008f7de000 x16: ffff80008b0155d8 x15: 0000000000000001
x14: 1fffe0003379e900 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000080000 x10: 000000000000ce30 x9 : ffff8000a3f1a000
x8 : 000000000000ce31 x7 : ffff800080490a90 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000010
x2 : 0000000000000007 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 ocfs2_set_new_buffer_uptodate+0x14c/0x188 fs/ocfs2/uptodate.c:509 (P)
 ocfs2_extend_dir+0xd58/0x3964 fs/ocfs2/dir.c:3309
 ocfs2_prepare_dx_dir_for_insert fs/ocfs2/dir.c:4232 [inline]
 ocfs2_prepare_dir_for_insert+0x33ec/0x4664 fs/ocfs2/dir.c:4288
 ocfs2_mknod+0x6ec/0x1cf0 fs/ocfs2/namei.c:297
 ocfs2_create+0x190/0x474 fs/ocfs2/namei.c:676
 lookup_open fs/namei.c:3708 [inline]
 open_last_lookups fs/namei.c:3807 [inline]
 path_openat+0x12d8/0x2c40 fs/namei.c:4043
 do_filp_open+0x18c/0x36c fs/namei.c:4073
 do_sys_openat2+0x11c/0x1b4 fs/open.c:1435
 do_sys_open fs/open.c:1450 [inline]
 __do_sys_openat fs/open.c:1466 [inline]
 __se_sys_openat fs/open.c:1461 [inline]
 __arm64_sys_openat+0x120/0x158 fs/open.c:1461
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c 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:744
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
Code: a8c47bfd d50323bf d65f03c0 97947f7e (d4210000) 
---[ end trace 0000000000000000 ]---