Crash when recording clock_gettime

Robert O'Callahan robert at ocallahan.org
Mon Aug 28 21:21:41 UTC 2017


On Tue, Aug 29, 2017 at 6:49 AM, Benjamin King <benjaminking at web.de> wrote:

> Hi Rob,
>
> > My libc is custom built with frame pointers but without further
>>> modifications.
>>> Can you try it with system libc?
>>>
>> I'll try that a bit later.
>>
> I could reproduce the identical issue on my laptop. This has Ubuntu 16.04
> with a stock libc6 (libc6_2.23-0ubuntu9_amd64.deb) and a stock gcc 5.4.0
> compiler.
>
> That machine also has a different CPU and a newer kernel than my machine at
> work.
>

I tried reproducing the problem in a Ubuntu 16.06 VM and I couldn't. ASLR
is enabled.

Rob
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