diff --git a/sys/dev/acpica/acpi_apei.c b/sys/dev/acpica/acpi_apei.c
--- a/sys/dev/acpica/acpi_apei.c
+++ b/sys/dev/acpica/acpi_apei.c
@@ -234,6 +234,9 @@
 	if (p->ValidationBits & 0x200000)
 		printf(" Chip Identification: %u\n", (p->Extended >> 5) & 0x7);
 
+	if (ged->ErrorSeverity == ACPI_HEST_GEN_ERROR_FATAL)
+		panic("fatal memory error\n");
+
 	return (0);
 }