Re: WARNING: bad unlock balance in __get_user_pages_remote

From: syzbot
Date: Tue Apr 07 2020 - 17:08:07 EST


Hello,

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

Reported-and-tested-by: syzbot+a8c70b7f3579fc0587dc@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 763dede1 Merge tag 'for-linus-5.7-rc1' of git://git.kernel..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
kernel config: https://syzkaller.appspot.com/x/.config?x=5b9ca0b4c36cd4da
dashboard link: https://syzkaller.appspot.com/bug?extid=a8c70b7f3579fc0587dc
compiler: clang version 10.0.0 (https://github.com/llvm/llvm-project/ c2443155a0fb245c8f17f2c1c72b6ea391e86e81)
patch: https://syzkaller.appspot.com/x/patch.diff?x=122c0e1be00000

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