RBP: 00007f510300d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 000000000000000b R14: 00007f51023abf80 R15: 00007ffe1c077598
 </TASK>
------------[ cut here ]------------
WARNING: CPU: 0 PID: 13082 at fs/libfs.c:2117 stashed_dentry_prune+0x97/0xa0 fs/libfs.c:2117
Modules linked in:
CPU: 0 PID: 13082 Comm: syz-executor.2 Not tainted 6.8.0-syzkaller-00711-g045395d86acd #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
RIP: 0010:stashed_dentry_prune+0x97/0xa0 fs/libfs.c:2117
Code: 00 00 e8 2c ca e2 ff 31 c9 4c 89 f0 f0 49 0f b1 0f eb 05 e8 cb f8 83 ff 5b 41 5c 41 5e 41 5f c3 cc cc cc cc e8 ba f8 83 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:ffffc900134e7b88 EFLAGS: 00010246
RAX: ffffffff820fc296 RBX: ffff888089b2c270 RCX: 0000000000040000
RDX: ffffc9000a519000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: 0000000000000001 R08: ffffffff8209ed34 R09: 1ffff11011365842
R10: dffffc0000000000 R11: ffffffff820fc200 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff888089b2c178 R15: 0000000000000000
FS:  00007f510300d6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000280 CR3: 000000003f128000 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
 pidfs_alloc_file+0x136/0x210 fs/pidfs.c:248
 __pidfd_prepare kernel/fork.c:2028 [inline]
 pidfd_prepare+0x7c/0x130 kernel/fork.c:2076
 pidfd_create kernel/pid.c:614 [inline]
 __do_sys_pidfd_open kernel/pid.c:650 [inline]
 __se_sys_pidfd_open+0xe4/0x280 kernel/pid.c:635
 do_syscall_64+0xf9/0x240
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f510227dda9
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:00007f510300d0b8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b2
RAX: ffffffffffffffda RBX: 00007f51023abf80 RCX: 00007f510227dda9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000020e2
RBP: 00007f510300d120 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 000000000000000b R14: 00007f51023abf80 R15: 00007ffe1c077598
 </TASK>