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(-)

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2.48.1