Skip to main content
NetApp Knowledge Base

CONTAP-310942: Firmware update of X91440A in 4x10G results in Initialization of network interface e1b failed due to unexpected software error mlx5_core err=0xfffffff0:115

  1. Last updated
    Jun 12, 2025
  2. Save as PDF
Views:
61
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
core
Last Updated:
6/12/2025, 11:31:07 AM

Issue

  • On AFF A700, AFF A900, ASA A900, FAS9000 or FAS9500 systems, if the X91440A NIC port is in a 4x10G configuration, the firmware on that card will not be updated and an error message will be displayed:
    Jan 10 06:45:14 [node1:netif.init.failed:ALERT]: Initialization of network interface e1b failed due to unexpected software error mlx5_core err=0xfffffff0:115.
    Jan 10 06:46:04 [node1:netif.init.failed:ALERT]: Initialization of network interface e1a failed due to unexpected software error mlx5_core err=0xfffffff0:115.
  • This does not pertain to X91440A ports in the 40G configuration.

 

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.