Index: sys/powerpc/powerpc/trap.c
===================================================================
--- sys/powerpc/powerpc/trap.c
+++ sys/powerpc/powerpc/trap.c
@@ -529,6 +529,9 @@
 	printf("   srr0            = 0x%" PRIxPTR " (0x%" PRIxPTR ")\n",
 	    frame->srr0, frame->srr0 - (register_t)(__startkernel - KERNBASE));
 	printf("   srr1            = 0x%lx\n", (u_long)frame->srr1);
+	printf("   dsir            = 0x%lx\n", mfspr(SPR_DSISR));
+	printf("   dar             = 0x%lx\n", mfspr(SPR_DAR));
+
 	printf("   current msr     = 0x%" PRIxPTR "\n", mfmsr());
 	printf("   lr              = 0x%" PRIxPTR " (0x%" PRIxPTR ")\n",
 	    frame->lr, frame->lr - (register_t)(__startkernel - KERNBASE));