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From: Jason Evans <jasone@FreeBSD.org>
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To: Stefan Farfeleder <stefanf@FreeBSD.org>
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Subject: Re: <jemalloc>: jemalloc_arena.c:182: Failed assertion: "p[i] == 0"
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On May 9, 2012, at 12:01 AM, Stefan Farfeleder wrote:
> On Tue, May 08, 2012 at 03:59:42PM -0700, Jason Evans wrote:
>> On May 8, 2012, at 2:58 PM, Stefan Farfeleder wrote:
>>> On Tue, May 08, 2012 at 02:47:59PM -0700, Jason Evans wrote:
>>>> On May 8, 2012, at 2:37 PM, Stefan Farfeleder wrote:
>>>>>=20
>>>>> I hit the same assertion with r235052 and inkscape. I'm now using
>>>>> MALLOC_PRODUCTION and it works again.
>>>>=20
>>>> Was the assertion failure easily reproducible with inkscape?
>>>=20
>>> Yes, it crashed everytime before showing the GUI. The backtrace goes
>>> like this:
>=20
> [snip]
>=20
>> sbrk() is being used rather than mmap().  Unless mmap() is failing =
(which would surprise me), this indicates that you are using a version =
of libc that's old enough to have the bug I fixed in r234569.
>=20
> I'm afraid the backtrace was somehow corrupted. Here's a new one from =
a libc
> compiled with -g:
>=20
> [=85]

I received a similar report from Kevin Lo regarding bsdtar that proved =
easy to reproduce.  The fix is part of the jemalloc 3.0.0 import I just =
did, and I expect it fixes the inkscape crashes as well.

Thanks,
Jason=