F2FS-fs (loop4): invalid namelen(0), ino:8, run fsck to fix.
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WARNING: CPU: 0 PID: 6423 at fs/inode.c:407 drop_nlink+0xe4/0x138 fs/inode.c:407
Modules linked in:
CPU: 0 UID: 0 PID: 6423 Comm: syz-executor Not tainted 6.13.0-rc3-syzkaller-g573067a5a685 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : drop_nlink+0xe4/0x138 fs/inode.c:407
lr : drop_nlink+0xe4/0x138 fs/inode.c:407
sp : ffff8000a4c57920
x29: ffff8000a4c57920 x28: 0000000200000000 x27: dfff800000000000
x26: dfff800000000000 x25: 0000000000000000 x24: 1fffe0001e3c0d2c
x23: 1fffe0001e3c0d35 x22: dfff800000000000 x21: 0000000000000000
x20: ffff0000f1e069a8 x19: ffff0000f1e06960 x18: ffff8000a4c57480
x17: 000000000002e0ff x16: ffff800083275834 x15: 0000000000000001
x14: 1ffff00012ea5b78 x13: 0000000000000000 x12: 0000000000000000
x11: ffff700012ea5b79 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000d8d3bc80 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80008059534c
x2 : 00000000202fbf00 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 drop_nlink+0xe4/0x138 fs/inode.c:407 (P)
 f2fs_i_links_write fs/f2fs/f2fs.h:3135 [inline]
 f2fs_drop_nlink+0xd0/0x2ec fs/f2fs/dir.c:822
 f2fs_delete_entry+0xd68/0x117c fs/f2fs/dir.c:886
 f2fs_unlink+0x494/0xad0 fs/f2fs/namei.c:572
 f2fs_rmdir+0x5c/0x7c fs/f2fs/namei.c:737
 vfs_rmdir+0x32c/0x468 fs/namei.c:4394
 do_rmdir+0x2e0/0x720 fs/namei.c:4453
 __do_sys_unlinkat fs/namei.c:4629 [inline]
 __se_sys_unlinkat fs/namei.c:4623 [inline]
 __arm64_sys_unlinkat+0xdc/0xf8 fs/namei.c:4623
 __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+0x54/0x168 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
irq event stamp: 432312
hardirqs last  enabled at (432311): [<ffff80008058f170>] seqcount_lockdep_reader_access+0x80/0x104 include/linux/seqlock.h:74
hardirqs last disabled at (432312): [<ffff80008b69c83c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488
softirqs last  enabled at (432028): [<ffff80008030e7b4>] softirq_handle_end kernel/softirq.c:407 [inline]
softirqs last  enabled at (432028): [<ffff80008030e7b4>] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589
softirqs last disabled at (430457): [<ffff800080020db4>] __do_softirq+0x14/0x20 kernel/softirq.c:595
---[ end trace 0000000000000000 ]---