[ PCA ] A Compute Node hangs with "kernel tried to execute NX-protected page - exploit attempt?" and a Oops in o2net_listen_data_ready (Doc ID 2236237.1)

Last updated on JULY 14, 2017

Applies to:

Private Cloud Appliance - Version 1.0.1 and later
Linux x86-64

Symptoms

On Oracle Private Cloud Appliance, a compute node suddenly stops responding.

Reviewing the host console e.g. using an ILOM snapshot, the following kind of lines are being recorded :

 

 

Followed by the following kind of call trace :


Followed by the system stopping being responsive.

Changes

 

Cause

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