}
		// Also check that mappedReady lines up with totalMapped - released.
		// This isn't really the same type of "make sure consistent stats line up" situation,
		// but this is an opportune time to check.
		if gcController.mappedReady.Load() != totalMapped-uint64(consStats.released) {
			print("runtime: mappedReady=", gcController.mappedReady.Load(), "\n")
			print("runtime: totalMapped=", totalMapped, "\n")

	// Subtract back out whatever we mapped for the summaries.
	// sysUsed adds to p.sysStat and memstats.mappedReady no matter what
	// (and in anger should actually be accounted for), and there's no other
	// way to figure out how much we actually mapped.
	gcController.mappedReady.Add(-int64(p.summaryMappedReady))
	testSysStat.add(-int64(p.summaryMappedReady))

	// Free the mapped space for chunks.