------------[ cut here ]------------
WARNING: CPU: 1 PID: 7143 at fs/libfs.c:2117 stashed_dentry_prune+0x97/0xa0 fs/libfs.c:2117
Modules linked in:
CPU: 1 PID: 7143 Comm: syz-executor.3 Not tainted 6.8.0-syzkaller-05271-gf99c5f563c17 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:stashed_dentry_prune+0x97/0xa0 fs/libfs.c:2117
Code: 00 00 e8 ac c1 e2 ff 31 c9 4c 89 f0 f0 49 0f b1 0f eb 05 e8 fb 78 7f ff 5b 41 5c 41 5e 41 5f c3 cc cc cc cc e8 ea 78 7f ff 90 <0f> 0b 90 eb e9 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90003297b48 EFLAGS: 00010293
RAX: ffffffff82157786 RBX: ffff88805d1c7878 RCX: ffff88807a6a9e00
RDX: 0000000000000000 RSI: 0000000000000010 RDI: ffff88805d1c7780
RBP: 0000000000000001 R08: ffffffff820fa1d4 R09: 1ffff1100ba38f03
R10: dffffc0000000000 R11: ffffffff821576f0 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88805d1c7780 R15: 0000000000000000
FS:  00007f82f9bff6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f77621a8000 CR3: 0000000028ffc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __dentry_kill+0xa9/0x630 fs/dcache.c:594
 dput+0x19f/0x2b0 fs/dcache.c:845
 prepare_anon_dentry fs/libfs.c:2018 [inline]
 path_from_stashed+0x695/0xb00 fs/libfs.c:2094
 open_related_ns+0x126/0x210 fs/nsfs.c:104
 sock_ioctl+0x375/0x8e0 net/socket.c:1313
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:904 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:890
 do_syscall_64+0xfb/0x240
 entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f82fa07dea9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f82f9bff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f82fa1abf80 RCX: 00007f82fa07dea9
RDX: 0000000000000000 RSI: 000000000000894c RDI: 0000000000000003
RBP: 00007f82f9bff120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 000000000000000b R14: 00007f82fa1abf80 R15: 00007ffe601375d8
 </TASK>