NILFS (loop7): nilfs_palloc_commit_free_entry (ino=6): entry number 16 already freed
NILFS (loop7): nilfs_palloc_commit_free_entry (ino=6): entry number 17 already freed
NILFS (loop7): deleting nonexistent file (ino=11), 0
------------[ cut here ]------------
WARNING: CPU: 0 PID: 8164 at fs/inode.c:307 drop_nlink+0xe8/0x148 fs/inode.c:307
Modules linked in:
CPU: 0 PID: 8164 Comm: syz-executor Not tainted 5.15.174-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : drop_nlink+0xe8/0x148 fs/inode.c:307
lr : drop_nlink+0xe8/0x148 fs/inode.c:307
sp : ffff8000208a7a80
x29: ffff8000208a7a80 x28: ffff700004114f84 x27: 1fffe0001b8f25ca
x26: 1fffe0001b8f25cb x25: dfff800000000000 x24: ffff700004114f58
x23: 1fffe0001b8f269c x22: dfff800000000000 x21: 0000000000000000
x20: ffff0000dc7934e0 x19: ffff0000dc793498 x18: ffff0000dc792e80
x17: 1fffe0003682eb8e x16: ffff8000082ec934 x15: 000000000003b5a9
x14: 1ffff0000296e06c x13: 000000002209ebbf x12: 0000000000000001
x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000d44d1b40
x8 : ffff8000089eb160 x7 : 000000002209ebbf x6 : 00000000000000c4
x5 : ffff0000dc793520 x4 : ffff0000dc792eb8 x3 : ffff8000089eb130
x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 drop_nlink+0xe8/0x148 fs/inode.c:307
 nilfs_rmdir+0x18c/0x218 fs/nilfs2/namei.c:341
 vfs_rmdir+0x1c4/0x3f0 fs/namei.c:4149
 do_rmdir+0x2e8/0x84c fs/namei.c:4210
 __do_sys_unlinkat fs/namei.c:4390 [inline]
 __se_sys_unlinkat fs/namei.c:4384 [inline]
 __arm64_sys_unlinkat+0xe0/0xfc fs/namei.c:4384
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
irq event stamp: 172836
hardirqs last  enabled at (172835): [<ffff8000083c6d88>] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105
hardirqs last disabled at (172836): [<ffff800011b4995c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396
softirqs last  enabled at (172688): [<ffff8000080309b8>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31
softirqs last disabled at (172686): [<ffff800008030984>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18
---[ end trace a1514bb7e0447afa ]---