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[Bug libc/12113] Segmentation fault in dynamic loader on AVX enabled OS and CPU with AVX
- From: "hjl.tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Wed, 13 Oct 2010 23:22:47 +0000
- Subject: [Bug libc/12113] Segmentation fault in dynamic loader on AVX enabled OS and CPU with AVX
- Auto-submitted: auto-generated
- References: <bug-12113-131@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=12113
H.J. Lu <hjl.tools at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Attachment #5055|0 |1
is obsolete| |
--- Comment #14 from H.J. Lu <hjl.tools at gmail dot com> 2010-10-13 23:22:42 UTC ---
Created attachment 5056
--> http://sourceware.org/bugzilla/attachment.cgi?id=5056
An updated patch
descr.h has
struct pthread
{
union
{
#if !TLS_DTV_AT_TP
/* This overlaps the TCB as used for TLS without threads (see tls.h). */
tcbhead_t header;
#else
...
} __attribute ((aligned (TCB_ALIGNMENT)));
We just need to define TCB_ALIGNMENT to 32byte.
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