linux-kernel - Re: KASAN: use-after-free Read in rds_find

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Date:   Wed, 14 Feb 2018 09:35:49 -0800
From:   Santosh Shilimkar <santosh.shilimkar@...cle.com>
To:     Dmitry Vyukov <dvyukov@...gle.com>
Cc:     syzbot <syzbot+93a5839deb355537440f@...kaller.appspotmail.com>,
        linux-rdma@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        David Miller <davem@...emloft.net>,
        LKML <linux-kernel@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>, rds-devel@....oracle.com
Subject: Re: KASAN: use-after-free Read in rds_find_bound

On 2/14/2018 9:14 AM, Dmitry Vyukov wrote:
> On Wed, Feb 14, 2018 at 5:53 PM, Santosh Shilimkar
> <santosh.shilimkar@...cle.com> wrote:

[...]

>>> Hi Santosh,
>>>
>>> What is that fix? You forgot to provide any link/reference. I also
>>> don't see any patches from you at around that date...
>>>
>> Fix [1] was later not added since there was a still a race. Wanted to
>> see if the issue re-appears after recent netns fix [2].
> 
> 
> We will not see if the bug re-appears or not until this bug is closed.
> Please see this recent discussion about another rds bug:
> https://groups.google.com/d/msg/syzkaller-bugs/3XjmOzr5jRU/g7pXIsY1BgAJ
> In the current state syzbot will never report bugs in these functions again.
> 
OK. Can you close that one then in that case ?