From: Thomas Richter <tmricht@linux.ibm.com>
To: linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org,
linux-perf-users@vger.kernel.org, acme@kernel.org,
namhyung@kernel.org, irogers@google.com, acme@redhat.com
Cc: agordeev@linux.ibm.com, gor@linux.ibm.com,
sumanthk@linux.ibm.com, hca@linux.ibm.com
Subject: [PATCH 0/2] perf bench: Fix core dumps on s390 z/VM
Date: Tue, 18 Mar 2025 10:51:30 +0100 [thread overview]
Message-ID: <20250318095132.1502654-1-tmricht@linux.ibm.com> (raw)
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
next reply other threads:[~2025-03-18 9:52 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-18 9:51 Thomas Richter [this message]
2025-03-18 9:51 ` [PATCH 1/2] perf/bench: Fix perf bench internals pmu-scan core dump Thomas Richter
2025-03-18 16:28 ` Ian Rogers
2025-03-18 9:51 ` [PATCH 2/2] perf/bench: Double free of dynamic allocated memory Thomas Richter
2025-03-18 16:37 ` Ian Rogers
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