Re: [Ccrtp-devel] Deadlock

[David Sugar]

Which version of glibc was the target platform under?  I have seen very
odd problems like that in rather old glibc's, perhaps around the time of
Debian woody, with the older linuxthreads stuff, when a thread
terminates itself by exiting, and something later then tries to join
with it.

Michel de Boer wrote:

> Hi,
>
> I hope this mailing list is still alive. It has been very quiet here
> recently.
>
> A user of my SIP softphone Twinkle reported a deadlock situation to me.
> The function backtrace showed the following:
>
> #0  0x0000003f88f07105 in pthread_join () from /lib/libpthread.so.0
> #1  0x00002aaaab008b48 in ost::Thread::terminate ()
>    from /usr/lib/libccgnu2-1.3.so.1
> #2  0x0000000000575f70 in ~SingleThreadRTPSession (this=0xb5e420,
>     __vtt_parm=0x5c9b48) at rtp.h:456
> #3  0x000000000057686e in ~t_twinkle_rtp_session (this=0xb5e420)
>     at twinkle_rtp_session.h:10
>
> Somehow it seems that the RTP session thread gets stuck in
> pthread_join() forever.
>
> Has someone else experience this problem? Or does somebody knows
> how to solve it?
>
> The problem is that I cannot reproduce this problem on my own
> machine, so it is a bit hard to debug :-(
>
> Best regards,
> Michel
>
>
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