linux-uconsole/tools
Adrian Hunter 4f579272b0 perf callchain: Fix segfault in thread__resolve_callchain_sample()
[ Upstream commit aceb98261e ]

Do not dereference 'chain' when it is NULL.

  $ perf record -e intel_pt//u -e branch-misses:u uname
  $ perf report --itrace=l --branch-history
  perf: Segmentation fault

Fixes: e9024d519d ("perf callchain: Honour the ordering of PERF_CONTEXT_{USER,KERNEL,etc}")
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lore.kernel.org/lkml/20191114142538.4097-1-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-12-17 20:35:51 +01:00
..
accounting
arch jump_label: move 'asm goto' support test to Kconfig 2019-06-04 08:02:34 +02:00
bpf tools: bpftool: fix a bitfield pretty print issue 2019-12-13 08:52:10 +01:00
build perf build: Don't unconditionally link the libbfd feature test to -liberty and -lz 2019-02-12 19:47:16 +01:00
cgroup
firewire
gpio tools: gpio: Correctly add make dependencies for gpio_utils 2019-12-01 09:16:09 +01:00
hv Tools: hv: kvp: eliminate 'may be used uninitialized' warning 2019-09-10 10:33:50 +01:00
iio iio: iio-utils: Fix possible incorrect mask calculation 2019-07-31 07:27:02 +02:00
include tools headers: Fixup bitsperlong per arch includes 2019-10-05 13:09:45 +02:00
kvm/kvm_stat tools/kvm_stat: fix fields filter for child events 2019-06-19 08:18:05 +02:00
laptop
leds
lib tools/bpf: make libbpf _GNU_SOURCE friendly 2019-12-13 08:52:15 +01:00
memory-model tools/memory-model: Rename litmus tests to comply to norm7 2018-07-17 09:30:36 +02:00
nfsd
objtool x86/insn: Fix awk regexp warnings 2019-12-01 09:17:37 +01:00
pci tools: PCI: Fix broken pcitest compilation 2019-11-24 08:21:08 +01:00
pcmcia
perf perf callchain: Fix segfault in thread__resolve_callchain_sample() 2019-12-17 20:35:51 +01:00
power ACPICA: Use %d for signed int print formatting instead of %u 2019-12-01 09:17:29 +01:00
scripts
spi
testing selftests/powerpc: Skip test instead of failing 2019-12-13 08:51:45 +01:00
thermal/tmon
time
usb usbip: tools: fix fd leakage in the function of read_attr_usbip_status 2019-12-01 09:17:40 +01:00
virtio virtio: fix test build after uio.h change 2019-01-13 09:51:03 +01:00
vm tools/vm/page-types.c: fix "kpagecount returned fewer pages than expected" failures 2019-12-05 09:20:59 +01:00
wmi
Makefile