Closed mvelikikh closed 1 month ago
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Traces with the latest
5.4.17-2136.334.6.1.el8uek.x86_64
UEK6 kernel.kernel NULL pointer dereference
unable to handle page fault for address
Details
node.session.nr_sessions
parameters and came to conclusion that only UEK6 withnr_sessions > 1
is affected. The failure frequency is about 5 failures for 25 reboots (20%). The summary of the configurations we tested is below:node.session.nr_sessions
3.10.0-1160.119.1.0.1.el7.x86_64
5.4.17-2136.334.6.1.el8uek.x86_64
5.4.17-2136.334.6.1.el8uek.x86_64
5.4.17-2136.334.6.1.el8uek.x86_64
4.18.0-553.8.1.el8_10.x86_64
5.15.0-205.149.5.4.el9uek.x86_64
5.14.0-427.16.1.el9_4.x86_64
These specific kernel traces are from Azure but we have encountered this issue on AWS too, so that it is not Azure specific.