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[Bug libc/21182] segfaults with glibc-2.25 on i686
- From: "fweimer at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Mon, 20 Feb 2017 11:34:19 +0000
- Subject: [Bug libc/21182] segfaults with glibc-2.25 on i686
- Auto-submitted: auto-generated
- References: <bug-21182-131@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=21182
Florian Weimer <fweimer at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |fweimer at redhat dot com
Flags| |security-
--- Comment #1 from Florian Weimer <fweimer at redhat dot com> ---
(In reply to blog from comment #0)
> I tried to gather some more pieces of information together with one of the
> Void developers, but was not able to produce a more detailed backtrace. The
> last change in this function happened in git commit
> https://sourceware.org/git/?p=glibc.git;a=commit;
> h=23d27709a423aec32821e9a5198a10267107bae2 , I tried to revert that one and
> recompile glibc. This seems to resolve the issue at least one my machine.
I wonder if this is a known CPU erratum. The new code sequence does not look
problematic to me; I don't think it invokes implementation-defined instruction
behavior.
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