Re: [syzbot] [mm?] possible deadlock in mfill_get_vma

[syzbot]

Hello,

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

Reported-by: syzbot+c473aa669b5e8a6f48d2@xxxxxxxxxxxxxxxxxxxxxxxxx
Tested-by: syzbot+c473aa669b5e8a6f48d2@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit:         b84a0ebe Add linux-next specific files for 20260313
git tree:       linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=129ba2d6580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=e7280ad1f68b2dce
dashboard link: https://syzkaller.appspot.com/bug?extid=c473aa669b5e8a6f48d2
compiler:       Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8
patch:          https://syzkaller.appspot.com/x/patch.diff?x=15f24216580000

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