Re: perf: perf_fuzzer quickly locks up on 4.15-rc7

From: Vince Weaver
Date: Thu Jan 11 2018 - 15:40:57 EST


On Thu, 11 Jan 2018, Vince Weaver wrote:

> Not sure if this info helps, but if I make perf_fuzzer *not* create AUX
> mmap() buffers, I'm unable to reproduce the hangs both on core2 and
> haswell.

Confirmed, I can crash the system without the fuzzer, just by doing

perf record --per-thread -e intel_bts// /bin/ls

on my haswell system.

Vince