[Bug 1811071] [NEW] Ubuntu19.04: valgrind does not properly handle the addex instruction (power9)

[bugproxy]

Public bug reported:

== Comment: #0 - William M. Schmidt <willschm at us.ibm.com> - 2019-01-07
16:26:49 ==

---Problem Description---
Valgrind addex instruction emulation broken
 
Contact Information = carll at us.ibm.com 
 
---uname output---
uname -a output
 
Machine Type = power9 
 
---Debugger---
A debugger is not configured
 
---Steps to Reproduce---
 Run valgrind against an application built with power9 support.  (GMP)

 
Userspace tool common name: valgrind 

Userspace rpm: valgrind.rpm 
 
The userspace tool has the following bit modes: both 

Userspace tool obtained from project website:  na 
 
*Additional Instructions for carll at us.ibm.com:
-Attach ltrace and strace of userspace application.

Request an upstream valgrind fix for this addex instruction issue be
backported into the current distro release.

Associated upstream bugzilla is 
https://bugs.kde.org/show_bug.cgi?id=402519

The valgrind commit containing the fix is

commit 2c1f016e634bf79faf45e81c14c955c711bc202f
Author: Mark Wielaard <mark at klomp.org>
Date:   Mon Dec 31 22:26:31 2018 +0100
    Bug 402519 - POWER 3.0 addex instruction incorrectly implemented

** Affects: valgrind (Ubuntu)
     Importance: Undecided
     Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage)
         Status: New


** Tags: architecture-ppc64le bugnameltc-174461 severity-medium targetmilestone-inin1904

** Tags added: architecture-ppc64le bugnameltc-174461 severity-medium
targetmilestone-inin1904

** Changed in: ubuntu
     Assignee: (unassigned) => Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage)

** Package changed: ubuntu => valgrind (Ubuntu)

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https://bugs.launchpad.net/bugs/1811071

Title:
  Ubuntu19.04: valgrind does not properly handle the addex instruction
  (power9)

Status in valgrind package in Ubuntu:
  New

Bug description:
  == Comment: #0 - William M. Schmidt <willschm at us.ibm.com> - 2019-01-07
  16:26:49 ==

  ---Problem Description---
  Valgrind addex instruction emulation broken
   
  Contact Information = carll at us.ibm.com 
   
  ---uname output---
  uname -a output
   
  Machine Type = power9 
   
  ---Debugger---
  A debugger is not configured
   
  ---Steps to Reproduce---
   Run valgrind against an application built with power9 support.  (GMP)

   
  Userspace tool common name: valgrind 

  Userspace rpm: valgrind.rpm 
   
  The userspace tool has the following bit modes: both 

  Userspace tool obtained from project website:  na 
   
  *Additional Instructions for carll at us.ibm.com:
  -Attach ltrace and strace of userspace application.

  Request an upstream valgrind fix for this addex instruction issue be
  backported into the current distro release.

  Associated upstream bugzilla is 
  https://bugs.kde.org/show_bug.cgi?id=402519

  The valgrind commit containing the fix is

  commit 2c1f016e634bf79faf45e81c14c955c711bc202f
  Author: Mark Wielaard <mark at klomp.org>
  Date:   Mon Dec 31 22:26:31 2018 +0100
      Bug 402519 - POWER 3.0 addex instruction incorrectly implemented

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