From: Kim Phillips <kim.phillips@amd.com>
To: Andreas Gerstmayr <agerstmayr@redhat.com>,
linux-perf-users@vger.kernel.org
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
"Steven Rostedt (VMware)" <rostedt@goodmis.org>,
Kan Liang <kan.liang@linux.intel.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] perf script report: fix segfault when using DWARF mode
Date: Thu, 2 Apr 2020 14:07:51 -0500 [thread overview]
Message-ID: <6a098ce1-1981-dcff-ea62-af5fc07ec7fb@amd.com> (raw)
In-Reply-To: <20200402125417.422232-1-agerstmayr@redhat.com>
On 4/2/20 7:54 AM, Andreas Gerstmayr wrote:
> When running perf script report with a Python script and a callgraph in
> DWARF mode, intr_regs->regs can be 0 and therefore crashing the regs_map
> function.
>
> Added a check for this condition (same check as in builtin-script.c:595).
>
> Signed-off-by: Andreas Gerstmayr <agerstmayr@redhat.com>
> ---
Tested-by: Kim Phillips <kim.phillips@amd.com>
Thanks,
Kim
next prev parent reply other threads:[~2020-04-02 19:08 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-20 15:13 [PATCH] perf script: add flamegraph.py script Andreas Gerstmayr
2020-03-24 16:16 ` Kim Phillips
2020-03-24 19:05 ` Andreas Gerstmayr
2020-03-24 21:26 ` Arnaldo Melo
2020-03-26 19:04 ` Kim Phillips
2020-04-02 12:43 ` [PATCH] perf script: fix invalid read Andreas Gerstmayr
2020-04-02 15:15 ` Arnaldo Carvalho de Melo
2020-04-04 8:41 ` [tip: perf/urgent] perf script: Fix invalid read of directory entry after closedir() tip-bot2 for Andreas Gerstmayr
2020-04-02 12:54 ` [PATCH] perf script report: fix segfault when using DWARF mode Andreas Gerstmayr
2020-04-02 15:16 ` Arnaldo Carvalho de Melo
2020-04-02 19:07 ` Kim Phillips [this message]
2020-04-03 12:40 ` Arnaldo Carvalho de Melo
2020-04-03 13:16 ` Andreas Gerstmayr
2020-04-06 9:30 ` Andreas Gerstmayr
2020-04-06 12:59 ` Arnaldo Carvalho de Melo
2020-04-06 14:28 ` Kim Phillips
2020-04-04 8:41 ` [tip: perf/urgent] perf script report: Fix SEGFAULT " tip-bot2 for Andreas Gerstmayr
2020-04-02 13:04 ` [PATCH] perf script: add flamegraph.py script Andreas Gerstmayr
2020-04-06 14:27 ` Kim Phillips
2020-04-06 15:11 ` Arnaldo Carvalho de Melo
2020-04-09 16:57 ` [PATCH] perf script flamegraph: python2 support, update cli args Andreas Gerstmayr
2020-04-13 13:59 ` Arnaldo Carvalho de Melo
2020-04-09 17:14 ` [PATCH] perf script: add flamegraph.py script Andreas Gerstmayr
2020-04-22 12:17 ` [tip: perf/core] perf script: Add " tip-bot2 for Andreas Gerstmayr
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