diff -urN linux/arch/i386/kernel/traps.c linux/arch/i386/kernel/traps.c
--- linux/arch/i386/kernel/traps.c	Sun Sep 30 15:26:08 2001
+++ linux/arch/i386/kernel/traps.c	Wed Mar  6 22:49:43 2002
@@ -530,7 +530,7 @@
 	__asm__("movl %0,%%db7"
 		: /* no output */
 		: "r" (0));
-	return;
+	if (regs->eip != (unsigned long)&lcall7 + 1) return;
 
 debug_vm86:
 	handle_vm86_trap((struct kernel_vm86_regs *) regs, error_code, 1);