linux-kernel - Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt direction flag

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]

Date:	Thu, 06 Mar 2008 15:03:15 +0100
From:	Paolo Bonzini <bonzini@....org>
To:	linux-kernel@...r.kernel.org
Cc:	gcc@....gnu.org
Subject:  Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt direction
  flag

Olivier Galibert wrote:
> On Wed, Mar 05, 2008 at 05:12:07PM -0800, H. Peter Anvin wrote:
>> It's a kernel bug, and it needs to be fixed.
> 
> I'm not convinced.  It's been that way for 15 years, it's that way in
> the BSD kernels, at that point it's a feature.  The bug is in the
> documentation, nowhere else.  And in gcc for blindly trusting the
> documentation.

No, the bug *in the kernel* was already present (if you had a signal 
raised during a call to memmove).  It's just more visible with GCC 4.3.

Paolo

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/