diff -up sos-2.2/sos/plugins/kernel.py.orig sos-2.2/sos/plugins/kernel.py
--- sos-2.2/sos/plugins/kernel.py.orig	2012-03-06 13:01:19.000000000 +0000
+++ sos-2.2/sos/plugins/kernel.py	2012-03-06 13:10:38.638471077 +0000
@@ -65,6 +65,7 @@ class kernel(sos.plugintools.PluginBase)
         self.addCopySpec("/etc/modules.conf")
         self.addCopySpec("/etc/modprobe.conf")
         self.addCopySpec("/etc/modprobe.d/")
+	self.addCopySpec("/proc/irq/")
         self.collectExtOutput("/usr/sbin/dkms status")
         self.addCopySpec("/proc/cmdline")
         self.addCopySpec("/proc/driver")