Description of problem:

$ sudo gdb python
GNU gdb (GDB) Fedora (7.1-16.fc13)
Copyright (C) 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i686-redhat-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/python...(no debugging symbols found)...done.
Missing separate debuginfos, use: debuginfo-install python-2.6.4-25.fc13.i686
(gdb) r /usr/bin/yum update
Starting program: /usr/bin/python /usr/bin/yum update
[Thread debugging using libthread_db enabled]
Loaded plugins: presto, refresh-packagekit
Setting up Update Process
Resolving Dependencies
--> Running transaction check
---> Package gdb.i686 0:7.1-18.fc13 set to be updated
---> Package qt.i686 1:4.6.2-16.fc13 set to be updated
---> Package qt-sqlite.i686 1:4.6.2-16.fc13 set to be updated
---> Package qt-x11.i686 1:4.6.2-16.fc13 set to be updated
--> Finished Dependency Resolution

Dependencies Resolved

===================================================================================
 Package            Arch          Version                    Repository       Size
===================================================================================
Updating:
 gdb                i686          7.1-18.fc13                fedora          2.3 M
 qt                 i686          1:4.6.2-16.fc13            fedora          3.5 M
 qt-sqlite          i686          1:4.6.2-16.fc13            fedora           50 k
 qt-x11             i686          1:4.6.2-16.fc13            fedora           17 M

Transaction Summary
===================================================================================
Install       0 Package(s)
Upgrade       4 Package(s)

Total size: 23 M
Is this ok [y/N]: y
Downloading Packages:
Running rpm_check_debug
Running Transaction Test

Program received signal SIGSEGV, Segmentation fault.
0x004b1782 in allocate_and_init (dtv=<value optimized out>, the_map=0x80fbb80, 
    module=2) at dl-tls.c:534
534	  memset (__mempcpy (newp, map->l_tls_initimage, map->l_tls_initimage_size),

(gdb) bt
#0  0x004b1782 in allocate_and_init (dtv=<value optimized out>, the_map=
    0x80fbb80, module=2) at dl-tls.c:534
#1  tls_get_addr_tail (dtv=<value optimized out>, the_map=0x80fbb80, module=2)
    at dl-tls.c:742
#2  0x004b1c5a in ___tls_get_addr (ti=0x12dfbc) at dl-tls.c:767
#3  0x00121189 in matchpathcon_init_prefix (path=
    0x9e5aee8 "/etc/selinux/targeted/contexts/files/file_contexts", subset=0x0)
    at matchpathcon.c:291
#4  0x0012164a in matchpathcon_init (path=
    0x9e5aee8 "/etc/selinux/targeted/contexts/files/file_contexts")
    at matchpathcon.c:304
#5  0x00d59619 in rpmtsSetup (ts=0x99da058, okProbs=0x0, ignoreSet=
    RPMPROB_FILTER_NONE) at transaction.c:1265
#6  rpmtsRun (ts=0x99da058, okProbs=0x0, ignoreSet=RPMPROB_FILTER_NONE)
    at transaction.c:1468
#7  0x00f54fad in rpmts_Run (s=0x93bcf5c, args=0xa1d8edc, kwds=0x0)
    at rpmts-py.c:556
#8  0x0361b468 in PyCFunction_Call () from /usr/lib/libpython2.6.so.1.0
#9  0x035daa2d in PyObject_Call () from /usr/lib/libpython2.6.so.1.0
#10 0x03672a95 in PyEval_CallObjectWithKeywords ()
   from /usr/lib/libpython2.6.so.1.0
#11 0x035f6a25 in ?? () from /usr/lib/libpython2.6.so.1.0
#12 0x035daa2d in PyObject_Call () from /usr/lib/libpython2.6.so.1.0
#13 0x03677046 in PyEval_EvalFrameEx () from /usr/lib/libpython2.6.so.1.0
#14 0x036789eb in PyEval_EvalFrameEx () from /usr/lib/libpython2.6.so.1.0
#15 0x036798dc in PyEval_EvalCodeEx () from /usr/lib/libpython2.6.so.1.0
#16 0x03677a70 in PyEval_EvalFrameEx () from /usr/lib/libpython2.6.so.1.0
#17 0x036789eb in PyEval_EvalFrameEx () from /usr/lib/libpython2.6.so.1.0
#18 0x036798dc in PyEval_EvalCodeEx () from /usr/lib/libpython2.6.so.1.0
#19 0x03677a70 in PyEval_EvalFrameEx () from /usr/lib/libpython2.6.so.1.0
#20 0x036798dc in PyEval_EvalCodeEx () from /usr/lib/libpython2.6.so.1.0
#21 0x03677a70 in PyEval_EvalFrameEx () from /usr/lib/libpython2.6.so.1.0
#22 0x036798dc in PyEval_EvalCodeEx () from /usr/lib/libpython2.6.so.1.0
#23 0x03679a04 in PyEval_EvalCode () from /usr/lib/libpython2.6.so.1.0
#24 0x03694cfc in ?? () from /usr/lib/libpython2.6.so.1.0
#25 0x03694dc3 in PyRun_FileExFlags () from /usr/lib/libpython2.6.so.1.0
#26 0x03696351 in PyRun_SimpleFileExFlags () from /usr/lib/libpython2.6.so.1.0
#27 0x03696c02 in PyRun_AnyFileExFlags () from /usr/lib/libpython2.6.so.1.0
#28 0x036a378d in Py_Main () from /usr/lib/libpython2.6.so.1.0
#29 0x080485c8 in main ()
(gdb) 


Version-Release number of selected component (if applicable):
yum-3.2.27-3.fc13.noarch
python-2.6.4-25.fc13.i686
rpm-4.8.0-14.fc13.i686
libselinux-2.0.94-1.fc13.i686
glibc-2.11.90-20.i686

How reproducible:
1. Always that I run $ sudo yum update

Steps to Reproduce:
1. Just run $ sudo yum update