Re: 12.0-ALPHA6 dumps with 'Fatal double fault'

From: Michael Schmiedgen <schmiedgen_at_gmx.net>
Date: Thu, 20 Sep 2018 20:09:01 +0200
>>>> Port is devel/apr1 and platform is amd64.
>>> Works fine on my side. It would be helpful if you could build a kernel with
>>> debug symbols, reproduce the problem and provide a stack strace.
>>
>> Unfortunately I cannot. It is a production machine without debug that does not
>> like to run on 11.1 OR 11.2 for some strange reason [1]. And I really do not
> I'm not referring to 11.1 or 11.2. Just the kernel you use with debug symbols.

I know, this was only some background information.


>> want to run it on 11.0 anymore. Perhaps it is some crappy hardware from our
>> hoster, I don't know. Anyway, after minimal-updating SVN to very-latest and
>> removing SCTP it behaves just fine under load.
> Removing SCTP means removing it from the kernel or disabling it in the port?

 From the kernel. I commented out 'options SCTP' and recompiled.


>>> Since you said that it crashed multiple times makes me wonder if this problem
>>> is related to SCTP in particular or if there is some other generic issue...
>>
>> The mentioned commit [2] lies exactly in my SVN update delta. So this could
>> be the reason, too(?)
>>
>> Sadly I am to busy right now to investigate further, sorry.
> OK. If you have some spare time, enable SCTP again and see if the problem
> is related to it...

Yes, if time and point in time permits, because that's a production server
and I can only mess around with it late night.


Michael
Received on Thu Sep 20 2018 - 16:09:11 UTC

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