App Control: Loading Out-of-Tree Module Taints Kernel Messages With Agent Installed

Products

• Carbon Black App Control (formerly Cb Protection)

Issue/Introduction

After installing the Linux Agent the following messages are being seen

loading out-of-tree module taints kernel
module license 'Proprietary' taints kernel
Disabling lock debugging due to kernel taint
module verification failed: signature and/or required key missing - training kernel

Environment

• App Control Linux Agent: All Supported Versions

Cause

The OS reports these messages when loading a third party module into the kernel

Resolution

These messages can be safely ignored as they are informational