perf segfault on armv7 in openQA. It also happens on Raspberry Pi 2. The trace
is:
         ? (         ): ls/8596  ... [[33mcontinued[mperf: Segmentation fault
bin  demo  perf.data  sample.ps  sqlite3  sqlite3-tests.data  test1  test1.c 
test2  test2.c  test3  test3.c  test_java.sh  testpage.pdf
Obtained 3 stack frames.
perf(sighandler_dump_stack+0x64) [0x6782fc]
/lib/libc.so.6(__default_sa_restorer+0) [0xb67532f0]
/lib/libc.so.6(strlen+0xad) [0xb67a316e]
Segmentation fault (core dumped)

See: https://openqa.opensuse.org/tests/1413073/modules/perf/steps/18