(syz-executor,4329,1):ocfs2_check_dir_entry:325 ERROR: bad entry in directory #65: rec_len is smaller than minimal - offset=0, inode=71468255817218, rec_len=0, name_len=0
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kernel BUG at fs/ocfs2/alloc.c:6011!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4329 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : __ocfs2_flush_truncate_log+0xed4/0x10a4 fs/ocfs2/alloc.c:6011
lr : __ocfs2_flush_truncate_log+0xed4/0x10a4 fs/ocfs2/alloc.c:6011
sp : ffff8000221a75c0
x29: ffff8000221a7780 x28: ffff0000cb2acf28 x27: ffff700004434ec8
x26: 1fffe000196559e4 x25: ffff0000f75c9c00 x24: 1fffe000196559e5
x23: dfff800000000000 x22: ffff0000fb1316b8 x21: 0000000000000001
x20: ffff0000fab36a00 x19: ffff0000cb2ac000 x18: 1fffe00033c1c97e
x17: ffff80001641d000 x16: ffff8000082d8b0c x15: ffff8000081a5e70
x14: 0000000000000001 x13: 1ffff00004434e9c x12: 0000000000000049
x11: ff00800009d7ad50 x10: 0000000000000000 x9 : ffff800009d7ad50
x8 : ffff0000cd489c00 x7 : ffff800009d7d908 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d8ba8
x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 __ocfs2_flush_truncate_log+0xed4/0x10a4 fs/ocfs2/alloc.c:6011
 ocfs2_flush_truncate_log fs/ocfs2/alloc.c:6076 [inline]
 ocfs2_truncate_log_shutdown+0x10c/0x280 fs/ocfs2/alloc.c:6320
 ocfs2_dismount_volume+0x1fc/0x95c fs/ocfs2/super.c:1884
 ocfs2_put_super+0x108/0x390 fs/ocfs2/super.c:1609
 generic_shutdown_super+0x138/0x32c fs/super.c:501
 kill_block_super+0x78/0xe0 fs/super.c:1481
 deactivate_locked_super+0xb4/0x128 fs/super.c:332
 deactivate_super+0xe4/0x104 fs/super.c:363
 cleanup_mnt+0x3a8/0x430 fs/namespace.c:1191
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1198
 task_work_run+0x1f4/0x280 kernel/task_work.c:203
 exit_task_work include/linux/task_work.h:39 [inline]
 do_exit+0x54c/0x19ac kernel/exit.c:887
 do_group_exit+0x198/0x238 kernel/exit.c:1030
 __do_sys_exit_group kernel/exit.c:1041 [inline]
 __se_sys_exit_group kernel/exit.c:1039 [inline]
 __wake_up_parent+0x0/0x60 kernel/exit.c:1039
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c 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: 17ffff05 979ce77a d4210000 979ce778 (d4210000) 
---[ end trace 0000000000000000 ]---