Re: KASAN: use-after-free Read in rds_find_bound

From: santosh.shilimkar@xxxxxxxxxx
Date: Sat Dec 30 2017 - 14:42:11 EST


On 12/30/17 1:17 AM, syzbot wrote:
Hello,

syzkaller hit the following crash on fba961ab29e5ffb055592442808bb0f7962e05da
git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git/master
compiler: gcc (GCC) 7.1.1 20170620
.config is attached
Raw console output is attached.
Unfortunately, I don't have any reproducer for this bug yet.


IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+93a5839deb355537440f@xxxxxxxxxxxxxxxxxxxxxxxxx

Posted a fix[1] for above issue. Didn't test it but looks straight
forward.

Regards,
Santosh