linux-kernel - Re: commit cfafcd117 "futex: Rework futex_lock_pi() to use rt_mutex_*_proxy_lock()" causes glibc nptl/tst-robustpi8 failure

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1c5fdfa0-11cd-1819-9696-6d837195c5b6@redhat.com>
Date:   Thu, 18 May 2017 10:42:58 +0200
From:   Florian Weimer <fweimer@...hat.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Markus Trippelsdorf <markus@...ppelsdorf.de>,
        linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>
Subject: Re: commit cfafcd117 "futex: Rework futex_lock_pi() to use
 rt_mutex_*_proxy_lock()" causes glibc nptl/tst-robustpi8 failure

On 05/18/2017 10:41 AM, Peter Zijlstra wrote:
> On Thu, May 18, 2017 at 10:34:34AM +0200, Florian Weimer wrote:
>> On 05/18/2017 10:31 AM, Peter Zijlstra wrote:
>>> That more or less worked, it still failed:
>>>
>>> /usr/bin/ld: /usr/local/src/glibc/build/nptl/tst-once5.o: relocation R_X86_64_32 against `.text' can not be used when making a shared object; recompile with -fPIC
>>> /usr/bin/ld: final link failed: Nonrepresentable section on output
>>> collect2: error: ld returned 1 exit status
>>
>> I think this is a bug in the binutils version shipping with Debian jessie.
> 
> I am indeed on debian/testing (which is jessie just now I think), I'll
> apt-get upgrade to see if its fixed, otherwise, I'll just have to live
> with it for now.

Careful.  It's fixed in *current* debian/testing (stretch), so a very
large upgrade might be waiting for you.

Florian