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* [Bug libc/3225] New: aligned_restore_vmx corrupts stack pointer during sighandler
@ 2006-09-18 17:05 arnd at arndb dot de
2006-09-18 17:07 ` [Bug libc/3225] " arnd at arndb dot de
2006-09-22 6:07 ` drepper at redhat dot com
0 siblings, 2 replies; 3+ messages in thread
From: arnd at arndb dot de @ 2006-09-18 17:05 UTC (permalink / raw)
To: glibc-bugs
Since the commit in
http://www.sourceware.org/ml/glibc-cvs/2005-q4/msg02674.html, there is a tiny
window during __longjmp() where the stack pointer register (r1) is undefined.
When a signal handler arrives there, the task crashes while setting up the
signal stack.
--
Summary: aligned_restore_vmx corrupts stack pointer during
sighandler
Product: glibc
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: libc
AssignedTo: drepper at redhat dot com
ReportedBy: arnd at arndb dot de
CC: glibc-bugs at sources dot redhat dot com
GCC build triplet: powerpc64-linux
GCC host triplet: powerpc64-linux
GCC target triplet: powerpc64-linux
http://sourceware.org/bugzilla/show_bug.cgi?id=3225
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* [Bug libc/3225] aligned_restore_vmx corrupts stack pointer during sighandler
2006-09-18 17:05 [Bug libc/3225] New: aligned_restore_vmx corrupts stack pointer during sighandler arnd at arndb dot de
@ 2006-09-18 17:07 ` arnd at arndb dot de
2006-09-22 6:07 ` drepper at redhat dot com
1 sibling, 0 replies; 3+ messages in thread
From: arnd at arndb dot de @ 2006-09-18 17:07 UTC (permalink / raw)
To: glibc-bugs
------- Additional Comments From arnd at arndb dot de 2006-09-18 17:07 -------
Assign to Dwayne, who has a patch for this.
--
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|drepper at redhat dot com |decimal at us dot ibm dot
| |com
Status|NEW |ASSIGNED
http://sourceware.org/bugzilla/show_bug.cgi?id=3225
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* [Bug libc/3225] aligned_restore_vmx corrupts stack pointer during sighandler
2006-09-18 17:05 [Bug libc/3225] New: aligned_restore_vmx corrupts stack pointer during sighandler arnd at arndb dot de
2006-09-18 17:07 ` [Bug libc/3225] " arnd at arndb dot de
@ 2006-09-22 6:07 ` drepper at redhat dot com
1 sibling, 0 replies; 3+ messages in thread
From: drepper at redhat dot com @ 2006-09-22 6:07 UTC (permalink / raw)
To: glibc-bugs
------- Additional Comments From drepper at redhat dot com 2006-09-22 06:06 -------
Should be fixed in cvs.
--
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
http://sourceware.org/bugzilla/show_bug.cgi?id=3225
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end of thread, other threads:[~2006-09-22 6:07 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2006-09-18 17:05 [Bug libc/3225] New: aligned_restore_vmx corrupts stack pointer during sighandler arnd at arndb dot de
2006-09-18 17:07 ` [Bug libc/3225] " arnd at arndb dot de
2006-09-22 6:07 ` drepper at redhat dot com
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