How to track down why firefox is crashing so much.

Casey Jordan casey.jordan at jorsek.com
Fri Nov 22 21:16:59 UTC 2013


mccr8 Didn't think it was an oom exception.

Here is another one that I just reproduced, it seems similar but different:

https://crash-stats.mozilla.com/report/index/cf9e46e8-f94e-4019-99c5-d1f7b2131122


On Fri, Nov 22, 2013 at 3:40 PM, Casey Jordan <casey.jordan at jorsek.com>wrote:

> Thanks Jesse,
>
> I doubt that my machine is running out of memory since I have 16GB of it
> and most of that is free at any given time. I will try and investigate the
> other possibilities.
>
> Where do I get this "address sanitizer build"?
>
> Thanks again for the feedback!
>
>
> On Fri, Nov 22, 2013 at 3:02 PM, Jesse Ruderman <jruderman at gmail.com>wrote:
>
>> Most of the crashes in your first block look like out-of-memory
>> crashes. Many of them even have mozalloc_handle_oom in the signature.
>>
>> I thought OOM crashes didn't happen in 64-bit builds like the one
>> you're using. So that's weird.  Are you somehow out of both RAM and
>> swap? Is that a thing that can even happen on Mac?
>>
>> I guess it's also possible that you're hitting memory corruption
>> that's being interpreted as out-of-memory. Given that you're using
>> poorly-tested platform features (XSLT, XPath), it wouldn't be too
>> surprising if you have stumbled on a memory corruption bug. You could
>> try running an address-sanitizer build (2-3x slowdown) to find out
>> whether that's the case.
>>
>> Your last crash is in the cycle collector. mccr8 in #memshrink
>> (irc.mozilla.org) could tell you whether the cycle collector crash is
>> likely to be a result of running out of memory or a distinct bug.
>>
>
>
>
> --
> --
> Casey Jordan
> easyDITA a product of Jorsek LLC
> "CaseyDJordan" on LinkedIn, Twitter & Facebook
> (585) 348 7399
> easydita.com
>
>
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-- 
--
Casey Jordan
easyDITA a product of Jorsek LLC
"CaseyDJordan" on LinkedIn, Twitter & Facebook
(585) 348 7399
easydita.com


This message is intended only for the use of the Addressee(s) and may
contain information that is privileged, confidential, and/or exempt from
disclosure under applicable law.  If you are not the intended recipient,
please be advised that any disclosure  copying, distribution, or use of
the information contained herein is prohibited.  If you have received
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