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Oracle Linux: Server Crashed After Experiencing Multiple CPU Soft Lockups with Errors: "BUG: soft lockup - CPU#X stuck for XXs! [<process_name>:<pid>]" (Doc ID 2622581.1)

Last updated on OCTOBER 12, 2022

Applies to:

Linux OS - Version Oracle Linux 7.0 and later
Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64

Symptoms

A virtual server running Oracle Linux 7 became non-responsive, and then crashed and was rebooted.

The virtual server was running on VMWare, and the performance statistics for the virtual server showed its CPU utilization was at 100% prior to the crash.

The vmcore buffer log showed the following soft lockup errors occurred immediately prior to the crash and reboot:

 

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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