[syzbot] [afs?] WARNING: lock held when returning to user space in afs_proc_addr_prefs_write

[syzbot]

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-by: syzbot+76f33569875eb708e575 at syzkaller.appspotmail.com
Tested-by: syzbot+76f33569875eb708e575 at syzkaller.appspotmail.com

Tested on:

commit:         13563da6 Merge tag 'vfio-v6.13-rc7' of https://github...
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=154cb6f8580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=ad08f7f48e13abcd
dashboard link: https://syzkaller.appspot.com/bug?extid=76f33569875eb708e575
compiler:       gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=164dc4b0580000

Note: testing is done by a robot and is best-effort only.