linux

Files

Ian Rogers 92544ae44c libperf cpumap: Fix perf_cpu_map__max for an empty/NULL map

[ Upstream commit a0a4173631 ]

Passing an empty map to perf_cpu_map__max triggered a SEGV. Explicitly
test for the empty map.

Reported-by: Ingo Molnar <mingo@kernel.org>
Closes: https://lore.kernel.org/linux-perf-users/aSwt7yzFjVJCEmVp@gmail.com/
Tested-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Ian Rogers <irogers@google.com>
Tested-by: Thomas Richter <tmricht@linux.ibm.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2026-01-11 15:21:53 +01:00

api

libapi: Add missing linux/types.h header to get the __u64 type on io.h

2024-01-25 15:35:51 -08:00

bpf

libbpf: Fix powerpc's stack register definition in bpf_tracing.h

2025-11-24 10:29:14 +01:00

perf

libperf cpumap: Fix perf_cpu_map__max for an empty/NULL map

2026-01-11 15:21:53 +01:00

subcmd

perf subcmd: avoid crash in exclude_cmds when excludes is empty