NILFS (loop4): nilfs_palloc_commit_free_entry (ino=6): entry number 16 already freed
NILFS (loop4): nilfs_palloc_commit_free_entry (ino=6): entry number 17 already freed
NILFS (loop4): deleting nonexistent file (ino=11), 0
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5832 at fs/inode.c:407 drop_nlink+0xc4/0x110 fs/inode.c:407
Modules linked in:
CPU: 0 UID: 0 PID: 5832 Comm: syz-executor Not tainted 6.13.0-rc3-syzkaller-00193-ge9b8ffafd20a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
RIP: 0010:drop_nlink+0xc4/0x110 fs/inode.c:407
Code: bb 70 07 00 00 be 08 00 00 00 e8 c7 37 e7 ff f0 48 ff 83 70 07 00 00 5b 41 5c 41 5e 41 5f 5d e9 4d a1 d1 09 e8 2d d4 80 ff 90 <0f> 0b 90 eb 83 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 5c ff ff ff
RSP: 0018:ffffc9000479fc50 EFLAGS: 00010293
RAX: ffffffff821e9fc3 RBX: 1ffff1100b088c28 RCX: ffff888012499e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff821e9f43 R09: 1ffff1100a5a50ee
R10: dffffc0000000000 R11: ffffed100a5a50ef R12: ffff888058446140
R13: 1ffff1100b088b58 R14: ffff8880584460f8 R15: dffffc0000000000
FS:  00005555580ea500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff21e777bac CR3: 0000000061116000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 nilfs_rmdir+0x1b0/0x250 fs/nilfs2/namei.c:342
 vfs_rmdir+0x3a5/0x510 fs/namei.c:4394
 do_rmdir+0x3b5/0x580 fs/namei.c:4453
 __do_sys_unlinkat fs/namei.c:4629 [inline]
 __se_sys_unlinkat fs/namei.c:4623 [inline]
 __x64_sys_unlinkat+0xde/0xf0 fs/namei.c:4623
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbed2985307
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 07 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffeea19dbb8 EFLAGS: 00000207 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 0000000000000065 RCX: 00007fbed2985307
RDX: 0000000000000200 RSI: 00007ffeea19ed60 RDI: 00000000ffffff9c
RBP: 00007fbed2a01894 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000001000 R11: 0000000000000207 R12: 00007ffeea19ed60
R13: 00007fbed2a01894 R14: 00007ffeea1a0f10 R15: 00000000000001a4
 </TASK>