Segfaults on across the board in TH

Andrzej Zawadzki zawadaa at
Tue Mar 27 09:58:02 CEST 2012

On 27.03.2012 10:15, Łukasz Maśko wrote:
> Dnia wtorek, 27 marca 2012, Caleb Maclennan napisał:
>> ---------- Forwarded message ----------
>> From: "Caleb Maclennan"<caleb at>
>> Date: Mar 26, 2012 1:51 PM
>> Subject: Segfaults on across the board in TH
>> To: "PLD Devel"<pld-devel-en at>
>> Recently I've upgraded several desktop oriented machines against the
>> latest TH repositories. The two I'm looking at right now both use the
>> proprietary nvidia drivers from the PLD packages and pulseaudio.
>> Anything that uses pulseaudio or accelerated graphics seems to be
>> segfaulting. Simple examples are mplayer and glxgears. Both segfault
>> instantly. Output of dmesg is as follows:
>> [776933.882860] mplayer[29278]: segfault at ffffffffff700120 ip
>> 00007f1c42a440fb sp 00007fff77474d90 error 4 in
>> [776944.697186] glxgears[29282]: segfault at ffffffffff700120 ip
>> 00007f5b04cd60fb sp 00007fff00b7edc0 error 4 in
>> Interestingly, running most things under strace will make the segfault
>> go away. `strace 2>  /dev/null glxgears` runs like a charm.
>> Which direction do I need to go to work around whatever bug (timing?)
>> is being triggered here? Do I need use nvidia drivers directly from
>> the binary install packages rather than PLD's compiled ones? Do I need
>> a different kernel or older glibc for now? I can't make out which
>> piece is even broken so I don't know if this is a glibc bug or an
>> nvidia nightmare or a PLD compile issue.
> I have reported this problem long time ago on a polish devel list. There was
> no solution given (only "we must wait for the next nvidia release")

Fixed a bug that caused OpenGL applications to crash with some libc 
versions, such as eglibc 2.15.


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