3rd party lshook and linuxshield modules caused list corruption and subsequent outage
Issue
- I have a host where, when I issue the command "service iptables restart" or "service iptables stop" the kernel panics fatally immediately after the display of the text "Unloading Modules"
- After the most recent kernel update we started experiencing fatal panics on boot. This allowed me to get managerial approval to remove the modules. When I removed the modules the server booted and the iptables symptom went away as well.
Environment
- Red Hat Enterprise Linux 6.7
- McAfee lshook and linuxshield modules
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