diff -u linux-2.4.29pre2/arch/x86_64/ia32/ia32entry.S-o linux-2.4.29pre2/arch/x86_64/ia32/ia32entry.S
--- linux-2.4.29pre2/arch/x86_64/ia32/ia32entry.S-o2004-11-06 07:37:32.000000000 +0100
+++ linux-2.4.29pre2/arch/x86_64/ia32/ia32entry.S2004-12-22 18:49:05.000000000 +0100
@@ -52,6 +52,7 @@
 ENTRY(ia32_syscall)
 swapgs
 sti
+movl %eax,%eax
 pushq %rax
 cld
 SAVE_ARGS