--- xeno-unstable/linux-2.6.7-xen-sparse/arch/xen/i386/kernel/traps.c	2004-08-04 20:56:53.000000000 -0600
+++ xeno-unstable.fpu/linux-2.6.7-xen-sparse/arch/xen/i386/kernel/traps.c	2004-08-05 14:24:35.000000000 -0600
@@ -722,8 +722,8 @@
 		default:
 			break;
 		case 0x001: /* Invalid Op */
-		case 0x040: /* Stack Fault XXX? */
-		case 0x240: /* Stack Fault | Direction XXX? */
+		case 0x041: /* Stack Fault */
+		case 0x241: /* Stack Fault | Direction */
 			info.si_code = FPE_FLTINV;
 			/* Should we clear the SF or let user space do it ???? */
 			break;
--- xeno-unstable/linux-2.4.26-xen-sparse/arch/xen/kernel/traps.c	2004-08-04 20:56:51.000000000 -0600
+++ xeno-unstable.fpu/linux-2.4.26-xen-sparse/arch/xen/kernel/traps.c	2004-08-05 14:23:54.000000000 -0600
@@ -449,8 +449,8 @@
 		default:
 			break;
 		case 0x001: /* Invalid Op */
-		case 0x040: /* Stack Fault */
-		case 0x240: /* Stack Fault | Direction */
+		case 0x041: /* Stack Fault */
+		case 0x241: /* Stack Fault | Direction */
 			info.si_code = FPE_FLTINV;
 			break;
 		case 0x002: /* Denormalize */