SLES11 SP3: HP (any model) Gen9 systems crashing after installing latest updates

  • 7016594
  • 10-Jun-2015
  • 12-Jun-2015

Environment

SUSE Linux Enterprise Server 11 Service Pack 3 (SLES 11 SP3)

Situation

HP Gen9 (any model)  Systems crash hard after applying some updates.
System can be booted into Single user (init 1) but as soon some load is applied or network activated, the system crashes without a crashdump being written.

As far as known only Gen9 systems are affected.

Resolution

Upgrade microcode_ctl package to at least version microcode_ctl-1.17-102.80.1.

Cause

Reason is a bug in microcode_ctl-1.17-102.78.1.
Versions before and after that are not affected.

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