[Mono-dev] Crashes In Mini-Runtime on Ubuntu 14.04

[Jerod Venema]

This bug: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1450584

On Thu, Sep 3, 2015 at 3:51 PM, Douglas Roffel <droffel at commvault.com>
wrote:

> I forgot to paste the backtrace, sorry about that:
> http://pastebin.com/raw.php?i=ULAcFYq1
>
>
>
> *From:* Douglas Roffel
> *Sent:* Thursday, September 03, 2015 12:48 PM
> *To:* 'mono-devel-list at lists.ximian.com'
> *Subject:* Crashes In Mini-Runtime on Ubuntu 14.04
>
>
>
> Hey Mono-Dev,
>
>
>
> I’ve recently been trying to debug a crash in the Mini-Runtime, and I’m
> unsure of where to look. The cause of the crash is a failed mono_domain_get
> (), which returns a null pointer at mini-runtime.c:2101
>
> MonoDomain *domain = mono_domain_get ();
>
>
>
> This causes a segfault at mini-runtime.c:2110
>
> domain_info = domain_jit_info (domain);
>
>
>
> Calling mono_domain_get after the segfault returns a valid appdomain, and
> this function is executed hundreds of times before segfaulting, so the
> appdomain has definitely been initialized properly.
>
>
>
> Here is a backtrace of the state of all threads directly before the crash,
> the segfault occurs in thread 9.
>
>
>
> I apparently don’t have the latest version of mini-runtime, so my line
> numbers are slightly off from master (I’m running Mono 4.3.0, pulled and
> compiled on august 18th, for reference). The line numbers I’m referencing
> are in the official repo at:
>
>
> https://github.com/mono/mono/blob/master/mono/mini/mini-runtime.c#L2097
>
>
> https://github.com/mono/mono/blob/master/mono/mini/mini-runtime.c#L2106
>
>
>
>
>
> Any direction would be appreciated,
>
>
>
> -          Douglas Roffel
>
>
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-- 
Jerod Venema

*Frozen Mountain Software*
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