RHEL server with qlcnic driver experiences link failures, "LOOP DOWN" messages, path failures, I/O errors, and/or crashes when running sosreport or 'ethtool'
Issue
- Running ethtool -S on a QLogic NIC using the qlcnic module causes the system to crash.
- Attempting to generate an SOS Report with the sosreport command causes the system to crash.
- I ran
sosreportand my system was fenced after all of its paths failed
Environment
- Red Hat Enterprise Linux (RHEL) 7
kernelreleases prior to3.10.0-229.el7- Using the
qlcnicdriver provided with Red Hat's kernel package (as opposed to a version from the server vendor or QLogic)- See this solution for a similar symptoms with the
qlgedriver.
- See this solution for a similar symptoms with the
- RHEL 5 or 6
- These releases may be affected if running an affected version of
qlcnicprovided by a 3rd party, such as the server vendor or QLogic. Consult with that party to determine which versions of their driver may be affected
- These releases may be affected if running an affected version of
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