[zeromq-dev] zmq3 'make check' fails on rt-preempt kernel - test_pair_tcp hangs

Ian Barber ian.barber at gmail.com
Thu Aug 30 15:50:19 CEST 2012


On Thu, Aug 30, 2012 at 5:16 AM, Michael Haberler <mail17 at mah.priv.at> wrote:

> test_shutdown_stress running...
> /bin/bash: line 5: 23543 Segmentation fault      ${dir}$tst
> FAIL: test_shutdown_stress
>
> if I change test_shutdown_stress to start the program under gdb like so
>
>       #exec "$progdir/$program" ${1+"$@"}
>       gdb "$progdir/$program" ${1+"$@"}
>
> it seems to run ok: lots of
> [Thread 0xa6de7b70 (LWP 26506) exited]
> [New Thread 0xa65e6b70 (LWP 26507)]
> ...
>
> but then "Program exited normally."
>
> looks like a bit of a Heisenbug - or a race condition - to me

Yeah, the shutdown stress test tends to find those :) I wasn't getting
that, but I'll see if I can replicate - I think Brian was saying he
was seeing the same thing on the list the other day.

Ian



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