[syzbot] [lsm?] [net?] WARNING in kvfree_call_rcu

[syzbot]

Hello,

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

Reported-by: syzbot+40bf00346c3fe40f90f2 at syzkaller.appspotmail.com
Tested-by: syzbot+40bf00346c3fe40f90f2 at syzkaller.appspotmail.com

Tested on:

commit:         ec480130 Merge branches 'for-next/core' and 'for-next/..
git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci
console output: https://syzkaller.appspot.com/x/log.txt?x=17268a8c580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=9e99b6fcd403d050
dashboard link: https://syzkaller.appspot.com/bug?extid=40bf00346c3fe40f90f2
compiler:       Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7
userspace arch: arm64
patch:          https://syzkaller.appspot.com/x/patch.diff?x=13fa6bd4580000

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