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Re: Segmentation fault on NPTL pthread_join
- From: Roberto Podesta' <ropode at dist dot unige dot it>
- To: libc-alpha at sources dot redhat dot com
- Cc: tom_gall at vnet dot ibm dot com, drepper at redhat dot com
- Date: Wed, 09 Nov 2005 11:35:41 +0100
- Subject: Re: Segmentation fault on NPTL pthread_join
Hi all,
we have just discovered that the problem was caused by our source code: the NPTL
configuration exposed a problem with the stack sizes used in thread creation
that did not show up with LinuxThreads.
We apologize for this.
Thanks for your help.
Best Regards,
Roberto
Ulrich Drepper <drepper@redhat.com> wrote:
>Tom Gall wrote:
>> Best thing to perhaps do is create a smaller program demonstrates the
>> problem and post that here to the list.
>The problem is most definitely that an invalid thread descriptor is
>passed to the function. This is simply not allowed and can cause
>crashes with NPTL while LinuxThreads returned errors. This is a program
>bug. No reason to bother anybody else.
--
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧
Mountain View, CA ❖
--
Roberto Podesta' - DIST University of Genoa
Via Opera Pia 13, 16145 Genoa (Italy)
Tel. +39 10 3532709
ropode@dist.unige.it