[zeromq-dev] mailbox.cpp Assertion

[Pieter Hintjens]

Hi Thomas,

Can you definitely exclude that sockets end up in the wrong thread? I
mean, are you at any time passing socket handles between threads?

-Pieter

On Mon, Jul 9, 2012 at 1:53 PM, Thomas S Hatch <thatch45 at gmail.com> wrote:
> Hi,
>
> I have a report of an assertion in Salt. It is very rare and I cannot
> reliably reproduce it. The user that has reported it gave me a strace output
> which makes it look like the assertion is happening in a multiprocess. I am
> aware that you cannot have the same socket call from another thread or
> process, but I see no indication that this is the case.
>
> Here is the trace:
>
> 14:51:29.164045 epoll_wait(9, {{EPOLLIN, {u32=44624800, u64=44624800}}},
> 256, 4294967295) = 1
> 14:51:55.130374 poll([{fd=8, events=POLLIN}], 1, 0) = 1 ([{fd=8,
> revents=POLLIN}])
> 14:51:55.130428 write(2, "Assertion failed: ok (mailbox.cpp:84)\n", 38) = -1
> EBADF (Bad file descriptor)
> 14:51:55.130466 rt_sigprocmask(SIG_UNBLOCK, [ABRT], NULL, 8) = 0
> 14:51:55.130500 tgkill(5969, 5980, SIGABRT) = 0
> 14:51:55.130530 --- SIGABRT (Aborted) @ 0 (0) ---
>
> Any ideas?
>
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