------------[ cut here ]------------
bad length passed for symlink [/] (got 39, expected 1)
WARNING: CPU: 1 PID: 6467 at ./include/linux/fs.h:803 inode_set_cached_link+0xf4/0x130 include/linux/fs.h:-1
Modules linked in:
CPU: 1 UID: 0 PID: 6467 Comm: syz-executor Not tainted 6.14.0-syzkaller-gd6b13dbd03b7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : inode_set_cached_link+0xf4/0x130 include/linux/fs.h:-1
lr : inode_set_cached_link+0xf0/0x130 include/linux/fs.h:802
sp : ffff8000a3ae74e0
x29: ffff8000a3ae74e0 x28: dfff800000000000 x27: ffff0000ef029420
x26: ffff0000ef0293d0 x25: ffff0000f1f78638 x24: dfff800000000000
x23: ffff8000931bf000 x22: 0000000000000001 x21: ffff0000ef0293d0
x20: 0000000000000001 x19: ffff0000ef029680 x18: ffff8000a44e7120
x17: 0000000000021116 x16: ffff80008046b590 x15: 0000000000000001
x14: 1fffe000366ee0f0 x13: ffff8000a3ae8000 x12: 0000000000000003
x11: 0000000000000001 x10: 0000000000000003 x9 : 8d0e0376c6a9fa00
x8 : 8d0e0376c6a9fa00 x7 : ffff8000803d6a00 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000007 x1 : ffff80008b91a740 x0 : ffff800123ac2000
Call trace:
 inode_set_cached_link+0xf4/0x130 include/linux/fs.h:-1 (P)
 __ext4_iget+0x225c/0x3184 fs/ext4/inode.c:5012
 ext4_lookup+0x328/0x5e8 fs/ext4/namei.c:1813
 __lookup_slow+0x258/0x37c fs/namei.c:1793
 lookup_slow+0x60/0x84 fs/namei.c:1810
 walk_component+0x280/0x36c fs/namei.c:2114
 lookup_last fs/namei.c:2612 [inline]
 path_lookupat+0x13c/0x3d0 fs/namei.c:2636
 filename_lookup+0x204/0x51c fs/namei.c:2665
 user_path_at+0x50/0x74 fs/namei.c:3072
 ksys_umount fs/namespace.c:2071 [inline]
 __do_sys_umount fs/namespace.c:2079 [inline]
 __se_sys_umount fs/namespace.c:2077 [inline]
 __arm64_sys_umount+0xf4/0x178 fs/namespace.c:2077
 __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: 188388
hardirqs last  enabled at (188387): [<ffff8000803d6aa0>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1533 [inline]
hardirqs last  enabled at (188387): [<ffff8000803d6aa0>] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5132
hardirqs last disabled at (188388): [<ffff80008b867bd4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488
softirqs last  enabled at (188012): [<ffff8000801295e4>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (188010): [<ffff8000801295b0>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
EXT4-fs (loop1): unmounting filesystem 00000000-0000-0000-0000-000000000000.