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

[syzbot]

Hello,

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

Reported-and-tested-by: syzbot+534d1c3c0c08473dc853@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit:         1716a175 Add linux-next specific files for 20230301
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
console output: https://syzkaller.appspot.com/x/log.txt?x=17dc4f74c80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=e4da7f0aef5d2eb8
dashboard link: https://syzkaller.appspot.com/bug?extid=534d1c3c0c08473dc853
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
patch:          https://syzkaller.appspot.com/x/patch.diff?x=16b227b0c80000

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