F2FS-fs (loop6): invalid namelen(0), ino:8, run fsck to fix.
------------[ cut here ]------------
WARNING: CPU: 1 PID: 8231 at fs/inode.c:332 drop_nlink+0xe4/0x138 fs/inode.c:332
Modules linked in:
CPU: 1 PID: 8231 Comm: syz-executor Not tainted 6.1.136-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : drop_nlink+0xe4/0x138 fs/inode.c:332
lr : drop_nlink+0xe4/0x138 fs/inode.c:332
sp : ffff8000215979b0
x29: ffff8000215979b0 x28: dfff800000000000 x27: ffff0000e1a3d8c0
x26: dfff800000000000 x25: 0000000200000000 x24: 1fffe0001c347b18
x23: 1fffe0001c347b21 x22: dfff800000000000 x21: 0000000000000000
x20: ffff0000e1a3d908 x19: ffff0000e1a3d8c0 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000082d1c08 x15: 0000000000000000
x14: 0000000000000406 x13: 1ffff00002a0e0b1 x12: 0000000000ff0100
x11: ff008000089fb158 x10: 0000000000000000 x9 : ffff8000089fb158
x8 : ffff00010100b780 x7 : ffff800008a023c8 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 drop_nlink+0xe4/0x138 fs/inode.c:332
 f2fs_i_links_write fs/f2fs/f2fs.h:3044 [inline]
 f2fs_drop_nlink+0x108/0x32c fs/f2fs/dir.c:922
 f2fs_delete_entry+0xaa4/0xebc fs/f2fs/dir.c:989
 f2fs_unlink+0x44c/0xac4 fs/f2fs/namei.c:562
 f2fs_rmdir+0x5c/0x7c fs/f2fs/namei.c:728
 vfs_rmdir+0x304/0x438 fs/namei.c:4191
 do_rmdir+0x238/0x50c fs/namei.c:4252
 __do_sys_unlinkat fs/namei.c:4432 [inline]
 __se_sys_unlinkat fs/namei.c:4426 [inline]
 __arm64_sys_unlinkat+0xcc/0xfc fs/namei.c:4426
 __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
irq event stamp: 263596
hardirqs last  enabled at (263595): [<ffff8000083bf360>] seqcount_lockdep_reader_access include/linux/seqlock.h:104 [inline]
hardirqs last  enabled at (263595): [<ffff8000083bf360>] ktime_get_coarse_real_ts64+0x114/0x244 kernel/time/timekeeping.c:2261
hardirqs last disabled at (263596): [<ffff800011914018>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (263202): [<ffff8000080306dc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (263200): [<ffff8000080306a8>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---