SQUASHME: missing assertion in hsh_rush1()

Author: dridi

bin/varnishd/cache/cache_hash.c

@@ -674,6 +674,7 @@ hsh_rush1(const struct worker *wrk, struct objcore *oc, struct rush *r)
 	CHECK_OBJ_NOTNULL(oh, OBJHEAD_MAGIC);
 	Lck_AssertHeld(&oh->mtx);
 
+	AZ(oc->flags & OC_F_BUSY);
 	if (oc->flags & (OC_F_WITHDRAWN|OC_F_FAILED))
 		max = 1;
 	else if (oc->flags & (OC_F_HFM|OC_F_HFP|OC_F_CANCEL|OC_F_PRIVATE|