Re: glibc causing crashes in most anything that does DNS lookups in F16

2011-08-19 Thread Matěj Cepl

Dne 9.8.2011 00:24, Adam Williamson napsal(a):

A bit of detective work led to:

https://bugs.archlinux.org/task/24615

apparently Arch has been seeing the same thing. They've addressed it by
reverting the following upstream glibc commit:

http://sourceware.org/git/?p=glibc.git;a=commit;h=4769ae77fc6c8dacea6476addb015c8797848cdd


Do you know whether there is a bug filed for it in RH BZ? Firefox is 
still crashing for me all the time (both Fedora and the upstream 
binary). Surprisingly, Google Chrome seems to be unaffected by this. Weird.


Matěj

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Re: glibc causing crashes in most anything that does DNS lookups in F16

2011-08-19 Thread Peter Robinson
2011/8/19 Matěj Cepl mc...@redhat.com:
 Dne 9.8.2011 00:24, Adam Williamson napsal(a):

 A bit of detective work led to:

 https://bugs.archlinux.org/task/24615

 apparently Arch has been seeing the same thing. They've addressed it by
 reverting the following upstream glibc commit:


 http://sourceware.org/git/?p=glibc.git;a=commit;h=4769ae77fc6c8dacea6476addb015c8797848cdd

 Do you know whether there is a bug filed for it in RH BZ? Firefox is still
 crashing for me all the time (both Fedora and the upstream binary).
 Surprisingly, Google Chrome seems to be unaffected by this. Weird.

Do you have IPv6, I wonder if its somehow related to that.

Peter
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Re: glibc causing crashes in most anything that does DNS lookups in F16

2011-08-19 Thread Matej Cepl
Dne 19.8.2011 14:06, Peter Robinson napsal(a):
 Do you have IPv6, I wonder if its somehow related to that.

I haven't disabled it, but the turtle doesn't dance, so it is not 
configured.

Matěj

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Re: glibc causing crashes in most anything that does DNS lookups in F16

2011-08-15 Thread Adam Williamson
On Mon, 2011-08-08 at 15:24 -0700, Adam Williamson wrote:
 Hey, folks.
 
 So lately Firefox has been crashing a ton for me on F16 (and Evolution's
 been disappearing silently too - bet it's the same cause). Today I fired
 it up from a console and found out what the error was:
 
 __libc_res_nquery: Assertion `hp != hp2' failed.
 
 then I tried to use Epiphany for a bit and found it was crashing on
 exactly the same error!
 
 A bit of detective work led to:
 
 https://bugs.archlinux.org/task/24615
 
 apparently Arch has been seeing the same thing. They've addressed it by
 reverting the following upstream glibc commit:
 
 http://sourceware.org/git/?p=glibc.git;a=commit;h=4769ae77fc6c8dacea6476addb015c8797848cdd
 
 I've just built an F16 glibc with that reversion to test locally,
 haven't installed it yet. Just wanted to flag this up and see if anyone
 else has seen the same thing, and whether we should just revert the
 change in Fedora, fix it, deal with upstream or what...
 
 I suspect it may be a _bit_ more complicated than 'any failed DNS query
 invariably causes app to crash in all situations', as I'd have expected
 a bit more of an outcry. But I'm certainly getting a ton of crashes
 here. It may depend a little on exact DNS server configuration or
 something.

So Shawn Starr mentioned on IRC that his Firefox was crashing a ton in
F16, and sure enough, when I asked him to run from a console, turned out
he was hitting this.

He found an upstream report with a patch:

http://sourceware.org/bugzilla/show_bug.cgi?id=13013

it'd be great if we could get that into Fedora glibc. Thanks!
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glibc causing crashes in most anything that does DNS lookups in F16

2011-08-08 Thread Adam Williamson
Hey, folks.

So lately Firefox has been crashing a ton for me on F16 (and Evolution's
been disappearing silently too - bet it's the same cause). Today I fired
it up from a console and found out what the error was:

__libc_res_nquery: Assertion `hp != hp2' failed.

then I tried to use Epiphany for a bit and found it was crashing on
exactly the same error!

A bit of detective work led to:

https://bugs.archlinux.org/task/24615

apparently Arch has been seeing the same thing. They've addressed it by
reverting the following upstream glibc commit:

http://sourceware.org/git/?p=glibc.git;a=commit;h=4769ae77fc6c8dacea6476addb015c8797848cdd

I've just built an F16 glibc with that reversion to test locally,
haven't installed it yet. Just wanted to flag this up and see if anyone
else has seen the same thing, and whether we should just revert the
change in Fedora, fix it, deal with upstream or what...

I suspect it may be a _bit_ more complicated than 'any failed DNS query
invariably causes app to crash in all situations', as I'd have expected
a bit more of an outcry. But I'm certainly getting a ton of crashes
here. It may depend a little on exact DNS server configuration or
something.
-- 
Adam Williamson
Fedora QA Community Monkey
IRC: adamw | Twitter: AdamW_Fedora | identi.ca: adamwfedora
http://www.happyassassin.net

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