Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1628429

Re: net: heap out-of-bounds in fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone

From David Ahern <dsa@cumulusnetworks.com>
Newsgroups linux.kernel
Subject Re: net: heap out-of-bounds in fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone
Date 2017-04-21 20:30 +0200
Message-ID <tyLtF-Ix-29@gated-at.bofh.it> (permalink)
References (9 earlier) <tymlA-2fX-13@gated-at.bofh.it> <tymlA-2fX-15@gated-at.bofh.it> <tymYh-2Ig-7@gated-at.bofh.it> <tyHJn-6SD-7@gated-at.bofh.it> <tyLtF-Ix-31@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw

On 4/21/17 10:47 AM, Eric Dumazet wrote:
> On Fri, 2017-04-21 at 08:27 -0600, David Ahern wrote:
>> On 4/20/17 10:09 AM, Andrey Konovalov wrote:
>>> On Thu, Apr 20, 2017 at 5:39 PM, Andrey Konovalov <andreyknvl@google.com> wrote:
>>>> On Thu, Apr 20, 2017 at 5:35 PM, David Ahern <dsa@cumulusnetworks.com> wrote:
>>>>> On 4/20/17 9:28 AM, Andrey Konovalov wrote:
>>>>>> This one seems to be much closer to what Dmitry reported intially.
>>>>> does not repro here; I ran in a loop and nothing.
>>> Here's strace log, maybe it'll help figuring out why it doesn't reproduce:
>>
>> reproduced. working on it.
> 
> Thanks guys for working on this ;)
> 


Reliable reproducer is the key.

I see what's going on - why the WARN_ON is hit; just looking for the
right fix.

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Re: net: heap out-of-bounds in  fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone David Ahern <dsa@cumulusnetworks.com> - 2017-04-19 18:10 +0200
  Re: net: heap out-of-bounds in fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone Andrey Konovalov <andreyknvl@google.com> - 2017-04-19 18:20 +0200
    Re: net: heap out-of-bounds in  fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone David Ahern <dsa@cumulusnetworks.com> - 2017-04-19 18:30 +0200
    Re: net: heap out-of-bounds in fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone Cong Wang <xiyou.wangcong@gmail.com> - 2017-04-20 01:50 +0200
      Re: net: heap out-of-bounds in  fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone David Ahern <dsa@cumulusnetworks.com> - 2017-04-20 02:00 +0200
        Re: net: heap out-of-bounds in fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone Dmitry Vyukov <dvyukov@google.com> - 2017-04-20 10:40 +0200
          Re: net: heap out-of-bounds in fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone Andrey Konovalov <andreyknvl@google.com> - 2017-04-20 14:20 +0200
            Re: net: heap out-of-bounds in fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone Andrey Konovalov <andreyknvl@google.com> - 2017-04-20 17:30 +0200
            Re: net: heap out-of-bounds in fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone Andrey Konovalov <andreyknvl@google.com> - 2017-04-20 17:40 +0200
              Re: net: heap out-of-bounds in fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone Andrey Konovalov <andreyknvl@google.com> - 2017-04-20 18:20 +0200
                Re: net: heap out-of-bounds in  fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone David Ahern <dsa@cumulusnetworks.com> - 2017-04-21 16:30 +0200
                Re: net: heap out-of-bounds in  fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone David Ahern <dsa@cumulusnetworks.com> - 2017-04-21 20:30 +0200
                Re: net: heap out-of-bounds in  fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone Eric Dumazet <eric.dumazet@gmail.com> - 2017-04-21 20:50 +0200
            Re: net: heap out-of-bounds in  fib6_clean_node/rt6_fill_node/fib6_age/fib6_prune_clone David Ahern <dsa@cumulusnetworks.com> - 2017-04-20 17:40 +0200

csiph-web