Plugging in or unplugging power on some Dell Latitude notebooks with SLED10 SP1 64-bit causes hard hang

This document (3820689) is provided subject to the disclaimer at the end of this document.

Environment

SUSE Linux Enterprise Desktop 10 Service Pack 1

Situation

Plugging in or unplugging the power connector on some Dell Latitude Laptops with SLED10 Service Pack 1 causes the system to hard hang. The same happens, when pressing Fn-DownArrow or UpArrow to decrease or increase screen brightness. The issue arises with the x86-64 version of SLED only, they do not occur with the 32-bit version.

The following Dell Latitude notebooks (among others) are affected:
  • D430
  • D620
  • D630
  • D810
  • D820
  • D830

Resolution

The issue can be resolved by using the boot following boot parameter: nmi_watchdog=0.

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:3820689
  • Creation Date: 18-Jan-2008
  • Modified Date:03-Mar-2020
    • SUSE Linux Enterprise Desktop
    • SUSE Linux Enterprise Desktop

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