Index: sys/riscv/riscv/trap.c
===================================================================
--- sys/riscv/riscv/trap.c
+++ sys/riscv/riscv/trap.c
@@ -343,6 +343,10 @@
 	case EXCP_FAULT_LOAD:
 	case EXCP_FAULT_STORE:
 	case EXCP_FAULT_FETCH:
+		call_trapsignal(td, SIGBUS, BUS_ADRERR, (void *)frame->tf_sepc,
+		    exception);
+		userret(td, frame);
+		break;
 	case EXCP_STORE_PAGE_FAULT:
 	case EXCP_LOAD_PAGE_FAULT:
 	case EXCP_INST_PAGE_FAULT: