state, ok := o.pStates[curCtx.P]
	if !ok {
		return curCtx, false, fmt.Errorf("event %s for proc (%v) that doesn't exist", go122.EventString(ev.typ), curCtx.P)
	}
	if state.status != go122.ProcRunning && state.status != go122.ProcSyscall {
		return curCtx, false, fmt.Errorf("%s event for proc that's not %s or %s", go122.EventString(ev.typ), go122.ProcRunning, go122.ProcSyscall)
	}