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kernel BUG at fs/ocfs2/uptodate.c:509!
Internal error: Oops - BUG: 00000000f2000800 [#1]  SMP
Modules linked in:
CPU: 0 UID: 0 PID: 7241 Comm: syz.4.109 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_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 : ffff8000a21a6820
x29: ffff8000a21a6820 x28: ffff700014434d30 x27: ffff0000e11e6200
x26: 0000000000000000 x25: ffff0000df704130 x24: ffff0000df704178
x23: ffff0000df561ae0 x22: ffff0000df569570 x21: 0000000000000001
x20: ffff0000df561ae0 x19: ffff0000df704130 x18: 00000000ffffffff
x17: ffff800093303000 x16: ffff800082deb6c0 x15: 0000000000000001
x14: 1fffe0001bee0804 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000080000 x10: 0000000000001fb5 x9 : ffff8000ad557000
x8 : 0000000000001fb6 x7 : ffff800082179cd4 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 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_mkdir+0x190/0x474 fs/ocfs2/namei.c:659
 vfs_mkdir+0x284/0x424 fs/namei.c:4453
 do_mkdirat+0x1f8/0x4c8 fs/namei.c:4486
 __do_sys_mkdirat fs/namei.c:4503 [inline]
 __se_sys_mkdirat fs/namei.c:4501 [inline]
 __arm64_sys_mkdirat+0x8c/0xa4 fs/namei.c:4501
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 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:746
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
Code: a8c47bfd d50323bf d65f03c0 9793d58e (d4210000) 
---[ end trace 0000000000000000 ]---