diff --git a/gdb-6.3-ia64-corefile-fix-20050127.patch b/gdb-6.3-ia64-corefile-fix-20050127.patch
new file mode 100644
index 0000000..b253775
--- /dev/null
+++ b/gdb-6.3-ia64-corefile-fix-20050127.patch
@@ -0,0 +1,25 @@
+2005-01-25  Jeff Johnston  <jjohnstn@redhat.com>
+
+	* ia64-tdep.c (getunwind_table): Call the low-level xfer
+	unwind table syscall to support backtracing from syscalls in
+	a corefile.
+
+--- gdb-6.3/gdb/ia64-tdep.c.fix	Thu Jan 27 12:03:40 2005
++++ gdb-6.3/gdb/ia64-tdep.c	Thu Jan 27 12:06:23 2005
+@@ -2357,8 +2357,14 @@ static int
+ getunwind_table (void *buf, size_t len)
+ {
+   LONGEST x;
+-  x = target_read_partial (&current_target, TARGET_OBJECT_UNWIND_TABLE, NULL,
+-			   buf, 0, len);
++
++  /* FIXME: This is a temporary solution to backtracing syscalls in corefiles.
++            To do this properly, the AUXV section should be used.  This
++	    fix will work as long as the kernel used to generate the corefile
++	    is equivalent to the kernel used to debug the corefile.  */
++  x = ia64_linux_xfer_unwind_table (&current_target, 
++		  		    TARGET_OBJECT_UNWIND_TABLE, NULL,
++			   	    buf, NULL, 0, len);
+ 
+   return (int)x;
+ }
diff --git a/gdb.spec b/gdb.spec
index 41f6a63..40a6df8 100644
--- a/gdb.spec
+++ b/gdb.spec
@@ -11,7 +11,7 @@ Name: gdb
 Version: 6.3.0.0
 
 # The release always contains a leading reserved number, start it at 0.
-Release: 0.12
+Release: 0.13
 
 License: GPL
 Group: Development/Debuggers
@@ -169,6 +169,9 @@ Patch133: gdb-6.3-ia64fix-20050121.patch
 # Fix to support executable moving
 Patch134: gdb-6.3-movedir-20050125.patch
 
+# Fix to support unwinding syscalls in ia64 corefiles
+Patch135: gdb-6.3-ia64-corefile-fix-20050127.patch
+
 %ifarch ia64
 BuildRequires: ncurses-devel glibc-devel gcc make gzip texinfo dejagnu libunwind >= 0.96-3
 %else
@@ -242,6 +245,7 @@ and printing their data.
 %patch132 -p1
 %patch133 -p1
 %patch134 -p1
+%patch135 -p1
 
 # Change the version that gets printed at GDB startup, so it is RedHat
 # specific.
@@ -410,6 +414,10 @@ fi
 # don't include the files in include, they are part of binutils
 
 %changelog
+* Thu Jan 27 2005 Jeff Johnston <jjohnstn@redhat.com>	6.3.0.0-0.13
+- Fix to allow ia64 gdb to backtrace from syscalls in a corefile.
+- Bugzilla 145092.
+
 * Wed Jan 26 2005 Jeff Johnston <jjohnstn@redhat.com>	6.3.0.0-0.12
 - Fix to support examining files even when the executable moves
 - Bugzilla 142122