diff --git a/[refs] b/[refs]
index 5735be89de2a..f6de8e07916c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f5886c7f96f2542382d3a983c5f13e03d7fc5259
+refs/heads/master: 51fbb4bab6c8710eb897ab3fb06efbbc921f3a8d
diff --git a/trunk/scripts/markup_oops.pl b/trunk/scripts/markup_oops.pl
index 528492bcba5b..89774011965d 100644
--- a/trunk/scripts/markup_oops.pl
+++ b/trunk/scripts/markup_oops.pl
@@ -1,6 +1,7 @@
 #!/usr/bin/perl
 
 use File::Basename;
+use Math::BigInt;
 
 # Copyright 2008, Intel Corporation
 #
@@ -172,8 +173,8 @@ sub process_x86_regs
 	parse_x86_regs($line);
 }
 
-my $decodestart = hex($target) - hex($func_offset);
-my $decodestop = hex($target) + 8192;
+my $decodestart = Math::BigInt->from_hex("0x$target") - Math::BigInt->from_hex("0x$func_offset");
+my $decodestop = Math::BigInt->from_hex("0x$target") + 8192;
 if ($target eq "0") {
 	print "No oops found!\n";
 	print "Usage: \n";