NILFS (loop2): nilfs_palloc_commit_free_entry (ino=6): entry number 17 already freed
NILFS (loop2): deleting nonexistent file (ino=11), 0
NILFS (loop2): deleting nonexistent file (ino=12), 0
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4296 at fs/inode.c:332 drop_nlink+0xe4/0x138 fs/inode.c:332
Modules linked in:
CPU: 0 PID: 4296 Comm: syz-executor Tainted: G        W          6.1.121-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 : ffff800021107aa0
x29: ffff800021107aa0 x28: ffff700004220f88 x27: 1fffe0001c5211c9
x26: 1fffe0001c5211ca x25: dfff800000000000 x24: ffff700004220f5c
x23: 1fffe0001c521368 x22: dfff800000000000 x21: 0000000000000000
x20: ffff0000e2909b40 x19: ffff0000e2909af8 x18: 0000000000000010
x17: ffff800015a8d000 x16: ffff800012279d40 x15: ffff0001b3cdfbbc
x14: 1ffff00002b520b2 x13: 0000000008e442d3 x12: 0000000000000001
x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008aae918
x8 : ffff0000d8ee5340 x7 : 0000000008e442d3 x6 : 0000000000000257
x5 : ffff0000e2909b80 x4 : ffff0000e2908eb0 x3 : ffff800008aae8ec
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: 619618
hardirqs last  enabled at (619617): [<ffff800008404f44>] seqcount_lockdep_reader_access include/linux/seqlock.h:104 [inline]
hardirqs last  enabled at (619617): [<ffff800008404f44>] ktime_get_coarse_real_ts64+0x114/0x244 kernel/time/timekeeping.c:2261
hardirqs last disabled at (619618): [<ffff800012327fd4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (619608): [<ffff8000081c3418>] softirq_handle_end kernel/softirq.c:414 [inline]
softirqs last  enabled at (619608): [<ffff8000081c3418>] handle_softirqs+0xb84/0xd58 kernel/softirq.c:599
softirqs last disabled at (619491): [<ffff800008020174>] __do_softirq+0x14/0x20 kernel/softirq.c:605
---[ end trace 0000000000000000 ]---
EXT4-fs (loop2): unmounting filesystem.