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Date:      Sat, 21 Feb 2015 17:15:35 -0700
From:      jd1008 <jd1008@gmail.com>
To:        freebsd-questions@freebsd.org
Subject:   Re: why would I get a segmentation fault on one system but not the other?
Message-ID:  <54E91FA7.2030900@gmail.com>
In-Reply-To: <390c4c0547fc27e91d28872d29aa2e04@sdf.org>
References:  <20150221224006.GA5501@home.parts-unknown.org> <09da5ec0816e098badc49432c802dc18@sdf.org> <390c4c0547fc27e91d28872d29aa2e04@sdf.org>

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On 02/21/2015 04:03 PM, cpet wrote:
> On 2015-02-21 17:01, cpet wrote:
>> On 2015-02-21 16:40, David Benfell wrote:
>>> Hi all,
>>>
>>> I am running into a segmentation fault that I don't know how to track
>>> down. It appears on one system but not the other. It seems to afflict
>>> both apache24 and php-fpm.
>>>
>>> apache logs lots of segementation faults but I don't have any idea
>>> where they're coming from.
>>>
>>> When I try to start php-fpm it dies instantly with a segmentation
>>> fault. I think it's one of the modules, but I don't know which one.
>>>
>>> And I'm absolutely baffled that this occurs on one system and not the
>>> other. Both are fairly recent FreeBSD Stable.
>>>
>>> I do not see the segmentation faults (or at least not in such a dire
>>> way) on:
>>>
>>> 10.1-STABLE
>>> FreeBSD home.parts-unknown.org 10.1-STABLE FreeBSD 10.1-STABLE #0
>>> r278923: Tue Feb 17 15:27:20 PST 2015
>>> root@home.parts-unknown.org:/usr/obj/usr/src/sys/GENERIC amd64
>>>
>>> I do see them on:
>>>
>>> 10.1-STABLE
>>> FreeBSD vegan.parts-unknown.org 10.1-STABLE FreeBSD 10.1-STABLE #0
>>> r278934: Wed Feb 18 09:11:24 UTC 2015
>>> root@home.parts-unknown.org:/usr/obj/usr/src/sys/GENERIC amd64
>>
>> You have 2 systems one running a different svn rev than the other,
>> first I would suggest before suggesting bad ram is to sync both to be
>> equal, meaning the one that is failing to either upgrade or downgrade
>> it. if it's seg faulting I would mem test that and replace failing
>> module.
>>
Any kernel crashes on the system where apache is segfaulting?



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