------------[ cut here ]------------
WARNING: CPU: 1 PID: 6456 at fs/inode.c:332 drop_nlink+0xe4/0x134 fs/inode.c:332
Modules linked in:
CPU: 1 PID: 6456 Comm: syz.5.484 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : drop_nlink+0xe4/0x134 fs/inode.c:332
lr : drop_nlink+0xe4/0x134 fs/inode.c:332
sp : ffff8000219c7540
x29: ffff8000219c7540 x28: ffff0000f61e9af8 x27: 0000000000008000
x26: ffff0000f62df608 x25: dfff800000000000 x24: ffff0000f6028e28
x23: 1fffe0001ec0529b x22: dfff800000000000 x21: 0000000000000000
x20: ffff0000f60294d8 x19: ffff0000f6029490 x18: 0000000000000000
x17: 000000000000001c x16: ffff8000082d93d8 x15: 0000000000000002
x14: 000000003b9aca00 x13: 0000000000ff0100 x12: 0000000000080000
x11: 0000000000008645 x10: ffff800033512000 x9 : ffff800008a0e0bc
x8 : 0000000000008646 x7 : ffff800008a152bc x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 drop_nlink+0xe4/0x134 fs/inode.c:332
 inode_dec_link_count include/linux/fs.h:2582 [inline]
 udf_rename+0x8cc/0xaac fs/udf/namei.c:850
 vfs_rename+0x95c/0xde0 fs/namei.c:4882
 do_renameat2+0x744/0xa74 fs/namei.c:5035
 __do_sys_renameat2 fs/namei.c:5068 [inline]
 __se_sys_renameat2 fs/namei.c:5065 [inline]
 __arm64_sys_renameat2+0xe0/0xfc fs/namei.c:5065
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 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: 860
hardirqs last  enabled at (859): [<ffff8000083c75a0>] seqcount_lockdep_reader_access include/linux/seqlock.h:104 [inline]
hardirqs last  enabled at (859): [<ffff8000083c75a0>] ktime_get_coarse_real_ts64+0x114/0x240 kernel/time/timekeeping.c:2261
hardirqs last disabled at (860): [<ffff800011a41dec>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (736): [<ffff800008030954>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (734): [<ffff800008030920>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---