Index: qemu-kvm-0.12.3+noroms/linux-user/syscall.c
===================================================================
--- qemu-kvm-0.12.3+noroms.orig/linux-user/syscall.c	2011-02-18 20:11:38.000000000 -0500
+++ qemu-kvm-0.12.3+noroms/linux-user/syscall.c	2011-02-18 20:29:06.000000000 -0500
@@ -5916,12 +5916,15 @@
 #ifdef TARGET_NR__llseek /* Not on alpha */
     case TARGET_NR__llseek:
         {
+            int64_t res;
 #if defined (__x86_64__)
-            ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5));
-            if (put_user_s64(ret, arg4))
+            res = lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5);
+            ret = 0;
+            if (res == -1)
+                ret = get_errno(res);
+            if (put_user_s64(res, arg4))
                 goto efault;
 #else
-            int64_t res;
             ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5));
             if (put_user_s64(res, arg4))
                 goto efault;