Re: [syzbot] [efi?] [fs?] possible deadlock in efivarfs_actor

[syzbot]

Hello,

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

Reported-by: syzbot+019072ad24ab1d948228@xxxxxxxxxxxxxxxxxxxxxxxxx
Tested-by: syzbot+019072ad24ab1d948228@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit:         1110ce6a Merge tag 'mm-hotfixes-stable-2025-03-08-16-2..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=14541fa0580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=afb3000d0159783f
dashboard link: https://syzkaller.appspot.com/bug?extid=019072ad24ab1d948228
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
userspace arch: arm64
patch:          https://syzkaller.appspot.com/x/patch.diff?x=103ad878580000

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