linux-kernel - [PATCH 0/2] perf bench: Fix core dumps on s390 z/VM

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-next>] [day] [month] [year] [list]

Message-ID: <20250318095132.1502654-1-tmricht@linux.ibm.com>
Date: Tue, 18 Mar 2025 10:51:30 +0100
From: Thomas Richter <tmricht@...ux.ibm.com>
To: linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org,
        linux-perf-users@...r.kernel.org, acme@...nel.org, namhyung@...nel.org,
        irogers@...gle.com, acme@...hat.com
Cc: agordeev@...ux.ibm.com, gor@...ux.ibm.com, sumanthk@...ux.ibm.com,
        hca@...ux.ibm.com
Subject: [PATCH 0/2] perf bench: Fix core dumps on s390 z/VM

On s390 z/VM command 'perf bench internals pmu-scan' dumps core,
due to a
- double free of the same memory chunck
- free of memory chunk located to read-only data segment

Thomas Richter (2):
  perf/bench: perf bench internals pmu-scan dumps core
  perf/bench: Double free of dynamic allocated memory

 tools/perf/util/cpumap.c |  7 +------
 tools/perf/util/pmu.c    | 11 +++++++----
 2 files changed, 8 insertions(+), 10 deletions(-)

-- 
2.48.1