F2FS-fs (loop0): invalid namelen(0), ino:8, run fsck to fix. ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6449 at fs/inode.c:407 drop_nlink+0xe4/0x138 fs/inode.c:407 Modules linked in: CPU: 1 UID: 0 PID: 6449 Comm: syz-executor Not tainted 6.14.0-rc7-syzkaller-ga2392f333575 #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:407 lr : drop_nlink+0xe4/0x138 fs/inode.c:407 sp : ffff8000a3607920 x29: ffff8000a3607920 x28: 0000000200000000 x27: dfff800000000000 x26: dfff800000000000 x25: 0000000000000000 x24: 1fffe0001bb439e1 x23: 1fffe0001bb439ea x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000dda1cf50 x19: ffff0000dda1cf08 x18: ffff8000a3607480 x17: 0000000000028e0e x16: ffff8000832b7b9c x15: 0000000000000001 x14: 1ffff00012efbb68 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012efbb69 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ed209e80 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000805978e0 x2 : 000000002d4cae00 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe4/0x138 fs/inode.c:407 (P) f2fs_i_links_write fs/f2fs/f2fs.h:3122 [inline] f2fs_drop_nlink+0xd0/0x2ec fs/f2fs/dir.c:845 f2fs_delete_entry+0xd68/0x117c fs/f2fs/dir.c:909 f2fs_unlink+0x494/0xad0 fs/f2fs/namei.c:573 f2fs_rmdir+0x5c/0x7c fs/f2fs/namei.c:738 vfs_rmdir+0x32c/0x468 fs/namei.c:4396 do_rmdir+0x2e8/0x730 fs/namei.c:4455 __do_sys_unlinkat fs/namei.c:4631 [inline] __se_sys_unlinkat fs/namei.c:4625 [inline] __arm64_sys_unlinkat+0xdc/0xf8 fs/namei.c:4625 __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: 291998 hardirqs last enabled at (291997): [<ffff800080591744>] seqcount_lockdep_reader_access+0x80/0x104 include/linux/seqlock.h:74 hardirqs last disabled at (291998): [<ffff80008b7c3e94>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (291360): [<ffff8000801283e0>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (291358): [<ffff8000801283ac>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]---