D58337.diff
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	diff --git a/sys/kern/kern_umtx.c b/sys/kern/kern_umtx.c
	--- a/sys/kern/kern_umtx.c
	+++ b/sys/kern/kern_umtx.c
	@@ -113,7 +113,7 @@
	(td)->td_user_pri <= PRI_MAX_TIMESHARE) ?\
	PRI_MAX_TIMESHARE : (td)->td_user_pri)

	-#define GOLDEN_RATIO_PRIME 2654404609U
	+#define GOLDEN_RATIO_32 1640531527U
	#ifndef UMTX_CHAINS
	#define UMTX_CHAINS 512
	#endif
	@@ -380,7 +380,7 @@
	unsigned n;

	n = (uintptr_t)key->info.both.a + key->info.both.b;
	- key->hash = ((n * GOLDEN_RATIO_PRIME) >> UMTX_SHIFTS) % UMTX_CHAINS;
	+ key->hash = ((n * GOLDEN_RATIO_32) >> UMTX_SHIFTS) % UMTX_CHAINS;
	}

	struct umtxq_chain *