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Re: Failure in tst-pthread-getattr.out.
- From: "H.J. Lu" <hjl dot tools at gmail dot com>
- To: "Carlos O'Donell" <carlos_odonell at mentor dot com>
- Cc: Siddhesh Poyarekar <siddhesh at redhat dot com>, libc-alpha <libc-alpha at sourceware dot org>
- Date: Thu, 21 Jun 2012 13:04:34 -0700
- Subject: Re: Failure in tst-pthread-getattr.out.
- References: <4FE378DE.8050906@mentor.com>
On Thu, Jun 21, 2012 at 12:41 PM, Carlos O'Donell
<carlos_odonell@mentor.com> wrote:
> Siddhesh,
>
> On a Ubuntu 10.04 LTS 64-bit system running 2.6.32-31-generic
> I've seen one SEGFAULT in tst-pthread-getattr which wasn't
> reproducible.
>
> Check logs:
> ~~~
> GCONV_PATH=/scratch/carloso/build4-lucid-cs/build/glibc/iconvdata LC_ALL=C ? /scratch/carloso/build4-lucid-cs/build/glibc/elf/ld-linux-x86-64.so.2 --library-path /scratch/carloso/build4-lucid-cs/build/glibc:/scratch/carloso/build4-lucid-cs/build/glibc/math:/scratch/carloso/build4-lucid-cs/build/glibc/elf:/scratch/carloso/build4-lucid-cs/build/glibc/dlfcn:/scratch/carloso/build4-lucid-cs/build/glibc/nss:/scratch/carloso/build4-lucid-cs/build/glibc/nis:/scratch/carloso/build4-lucid-cs/build/glibc/rt:/scratch/carloso/build4-lucid-cs/build/glibc/resolv:/scratch/carloso/build4-lucid-cs/build/glibc/crypt:/scratch/carloso/build4-lucid-cs/build/glibc/nptl /scratch/carloso/build4-lucid-cs/build/glibc/nptl/tst-pthread-getattr ?> /scratch/carloso/build4-lucid-cs/build/glibc/nptl/tst-pthread-getattr.out
> Didn't expect signal from child: got `Segmentation fault'
> make[2]: *** [/scratch/carloso/build4-lucid-cs/build/glibc/nptl/tst-pthread-getattr.out] Error 1
> ~~~
>
> Test output file:
> ~~~
> Verifying that stack top is accessible
> Adjusting RLIMIT_STACK to 93554184359937
> Adjusted rlimit: stacksize=93554184355840, stackaddr=0x2ae95be09000
> ~~~
The value looks odd. I got
Verifying that stack top is accessible
Adjusting RLIMIT_STACK to 8380417
Adjusted rlimit: stacksize=8376320, stackaddr=0x7fffff801000
Stack top tests done
on RHEL 6.2 kernel 2.6.32-220.el6.x86_64.
--
H.J.