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: 4305 at fs/inode.c:332 drop_nlink+0xe4/0x138 fs/inode.c:332
Modules linked in:
CPU: 0 PID: 4305 Comm: syz-executor Tainted: G        W          6.1.120-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+0xe4/0x138 fs/inode.c:332
lr : drop_nlink+0xe4/0x138 fs/inode.c:332
sp : ffff800021187aa0
x29: ffff800021187aa0 x28: ffff700004230f88 x27: 1fffe0001c1f95ca
x26: 1fffe0001c1f95cb x25: dfff800000000000 x24: ffff700004230f5c
x23: 1fffe0001c1f969c x22: dfff800000000000 x21: 0000000000000000
x20: ffff0000e0fcb4e0 x19: ffff0000e0fcb498 x18: 0000000000000010
x17: 0000000000000000 x16: ffff800012276540 x15: 0000000000000000
x14: 1ffff00002b500b2 x13: 00000000389fd980 x12: 0000000000000001
x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008aac858
x8 : ffff0000d9810000 x7 : 00000000389fd980 x6 : 0000000000000028
x5 : ffff0000e0fcb520 x4 : ffff0000e0fcaeb8 x3 : ffff800008aac82c
x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 drop_nlink+0xe4/0x138 fs/inode.c:332
 nilfs_rmdir+0x18c/0x218 fs/nilfs2/namei.c:341
 vfs_rmdir+0x308/0x43c fs/namei.c:4191
 do_rmdir+0x2e0/0x720 fs/namei.c:4252
 __do_sys_unlinkat fs/namei.c:4432 [inline]
 __se_sys_unlinkat fs/namei.c:4426 [inline]
 __arm64_sys_unlinkat+0xe0/0xfc fs/namei.c:4426
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
irq event stamp: 159642
hardirqs last  enabled at (159641): [<ffff800008404f44>] seqcount_lockdep_reader_access include/linux/seqlock.h:104 [inline]
hardirqs last  enabled at (159641): [<ffff800008404f44>] ktime_get_coarse_real_ts64+0x114/0x244 kernel/time/timekeeping.c:2261
hardirqs last disabled at (159642): [<ffff8000123247d4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (159288): [<ffff800008030408>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (159286): [<ffff8000080303d4>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---