Syslog being flooded with kernel "NET: Registered protocol family 38" messages.

This document (7018302) is provided subject to the disclaimer at the end of this document.

Environment

SUSE Linux Enterprise Server 11


Situation

Following a round of patching, it was observed that syslog was flooded with the following messages :

--- cut here ---
Nov 10 12:08:21 server kernel: [26068249.154815] NET: Unregistered protocol family 38
Nov 10 12:08:21 server kernel: [26068249.154832] NET: Registered protocol family 38
Nov 10 12:08:21 server kernel: [26068249.190805] NET: Unregistered protocol family 38
Nov 10 12:08:23 server kernel: [26068251.200546] NET: Registered protocol family 38
Nov 10 12:08:23 server kernel: [26068251.218140] NET: Unregistered protocol family 38
Nov 10 12:08:23 server kernel: [26068251.218157] NET: Registered protocol family 38
Nov 10 12:08:23 server kernel: [26068251.238126] NET: Unregistered protocol family 38
Nov 10 12:08:23 server kernel: [26068251.238150] NET: Registered protocol family 38
Nov 10 12:08:23 server kernel: [26068251.266167] NET: Unregistered protocol family 38

--- cut here ---

Resolution

The servers were running in a VMWare virtualized environment, and installed with the vmware-tools package from VMWare.

Updating the vmware-tools from version 10.0.5-1, to vmware-tools version 10.1.0 resolved the problem.

Additional Information


Disclaimer

This Support Knowledgebase provides a valuable tool for SUSE customers and parties interested in our products and solutions to acquire information, ideas and learn from one another. Materials are provided for informational, personal or non-commercial use within your organization and are presented "AS IS" WITHOUT WARRANTY OF ANY KIND.

  • Document ID:7018302
  • Creation Date: 22-Nov-2016
  • Modified Date:03-Mar-2020
    • SUSE Linux Enterprise Server

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