Lustre-modules available on build.whamcloud.com (Build #51 (Apr 29, 2011 8:48:00 AM))has a broken kernel dependency.

[root@localhost ~]# yum install lustre-modules
Loaded plugins: rhnplugin
This system is not registered with RHN.
RHN support will be disabled.
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package lustre-modules.x86_64 0:2.0.59-2.6.32_71.18.2.el6_lustre.g2428b0c.x86_64_g6697349 set to be updated
--> Processing Dependency: kernel = %

{krequires} for package: lustre-modules-2.0.59-2.6.32_71.18.2.el6_lustre.g2428b0c.x86_64_g6697349.x86_64
--> Finished Dependency Resolution
Error: Package: lustre-modules-2.0.59-2.6.32_71.18.2.el6_lustre.g2428b0c.x86_64_g6697349.x86_64 (rhel6-lustre)
Requires: kernel = %{krequires}

Installed: kernel-2.6.32-71.18.2.el6_lustre.g2428b0c.x86_64 (@rhel6-lustre)
kernel = 2.6.32-71.18.2.el6_lustre.g2428b0c
kernel = 2.6.32-71.18.2.el6_lustre.g2428b0c
Available: kernel-2.6.32-71.el6.x86_64 (rhel6-repo)
kernel = 2.6.32-71.el6
Available: kernel-debug-2.6.32-71.el6.x86_64 (rhel6-repo)
kernel = 2.6.32-71.el6
You could try using --skip-broken to work around the problem
You could try running: rpm -Va --nofiles --nodigest
[root@localhost ~]#