Instrumenting kernel:

	use trace_printk()
	trace_dump_stack(2);
	
	enable tracing inside of perf_event

	in kernel/events/Makefile
	remove
	-ifdef CONFIG_FUNCTION_TRACER
	-CFLAGS_REMOVE_core.o = -pg
	-endif

Running:
	
	run fuzzer.  Current known issues

	./perf_fuzzer -t OCIRMQWPpAi -r 1392938876
	./perf_fuzzer -t OCMQ -r 1393527691

	suspend with control-Z
	get pid


	trace-cmd record -p function -e all -P 11492
	trace-cmd report | less
	trace-cmd report -R | less   (withough address remapping
					which can hide issues, i.e.
					segfault address in userspace)



Trying to trace process plus idle thread (RCU release)

 trace-cmd record -p function -e all -P 0 -P 31679


trace-cmd record -p function -e all -c -F su vince -c "./perf_fuzzer -t OCIRMQWPFpAi -s 50000 -r 139870047"

trace-cmd record -e kmem -e raw_syscalls -l 'perf*' -l 'x86*'

trace-cmd record -e kmem -e raw_syscalls -p function -l '*perf*' -n 'perf_event_task_tick'

trace-cmd record -e raw_syscalls -p function -l '*perf*' -n 'perf_event_task_tick' -l 'x86*' -l 'intel*'

