Re: [syzbot] KASAN: use-after-free Read in idr_for_each (2)

From: syzbot
Date: Fri Mar 19 2021 - 07:03:10 EST


Hello,

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

Reported-and-tested-by: syzbot+12056a09a0311d758e60@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: ece5fae7 io_uring: don't leak creds on SQO attach error
git tree: git://git.kernel.dk/linux-block io_uring-5.12
kernel config: https://syzkaller.appspot.com/x/.config?x=28f8268e740d48dd
dashboard link: https://syzkaller.appspot.com/bug?extid=12056a09a0311d758e60
compiler:

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