Index: head/libexec/rtld-elf/rtld.c
===================================================================
--- head/libexec/rtld-elf/rtld.c
+++ head/libexec/rtld-elf/rtld.c
@@ -1264,6 +1264,13 @@
 		*((Elf_Addr *)(dynp->d_un.d_ptr)) = (Elf_Addr) &r_debug;
 		break;
 
+	case DT_MIPS_RLD_MAP_REL:
+		// The MIPS_RLD_MAP_REL tag stores the offset to the .rld_map
+		// section relative to the address of the tag itself.
+		*((Elf_Addr *)(__DECONST(char*, dynp) + dynp->d_un.d_val)) =
+		    (Elf_Addr) &r_debug;
+		break;
+
 	case DT_MIPS_PLTGOT:
 		obj->mips_pltgot = (Elf_Addr *)(obj->relocbase +
 		    dynp->d_un.d_ptr);
Index: head/sys/sys/elf_common.h
===================================================================
--- head/sys/sys/elf_common.h
+++ head/sys/sys/elf_common.h
@@ -707,6 +707,7 @@
 #define	DT_MIPS_PLTGOT			0x70000032
 #define	DT_MIPS_RLD_OBJ_UPDATE		0x70000033
 #define	DT_MIPS_RWPLT			0x70000034
+#define	DT_MIPS_RLD_MAP_REL		0x70000035
 
 #define	DT_PPC_GOT			0x70000000
 #define	DT_PPC_TLSOPT			0x70000001