diff -urpN --exclude-from=/home/davej/.exclude bk-linus/arch/i386/kernel/traps.c linux-2.5/arch/i386/kernel/traps.c
--- bk-linus/arch/i386/kernel/traps.c	2002-11-21 02:09:31.000000000 +0000
+++ linux-2.5/arch/i386/kernel/traps.c	2002-11-21 17:55:03.000000000 +0000
@@ -681,9 +690,10 @@ void math_error(void *eip)
 		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;
+			/* Should we clear the SF or let user space do it ???? */
 			break;
 		case 0x002: /* Denormalize */
 		case 0x010: /* Underflow */