diff --git a/sys/kern/kern_entropy.c b/sys/kern/kern_entropy.c
index a46a3c70d5b0..000d7c29c7ad 100644
--- a/sys/kern/kern_entropy.c
+++ b/sys/kern/kern_entropy.c
@@ -413,8 +413,20 @@ entropy_init(void)
 static void
 entropy_init_late_cpu(void *a, void *b)
 {
+	int bound;
 
+	/*
+	 * We're not necessarily in a softint lwp here (xc_broadcast
+	 * triggers softint on other CPUs, but calls directly on this
+	 * CPU), so explicitly bind to the current CPU to invoke the
+	 * softintr -- this lets us have a simpler assertion in
+	 * entropy_account_cpu.  Not necessary to avoid migration
+	 * because xc_broadcast disables kpreemption anyway, but it
+	 * doesn't hurt.
+	 */
+	bound = curlwp_bind();
 	entropy_softintr(NULL);
+	curlwp_bindx(bound);
 }
 
 /*