On Thu, Jan 11, 2018 at 03:40:44PM -0500, Vince Weaver wrote: > 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.
It makes my IVB very ill, starts spewing RCU stall warnings, but is otherwise very unresponsive. Awesome... I'll prod at it when my brain works again.
