Dracut starting plymouth results in WARNING: at arch/x86/kernel/cpu/mtrr/generic.c:467 on RHEL 6

Updated -

Issue

On HP Proliant 460c the following WARNING is reported and a kerneloops reported when dracut starts plymouth.

kernel: dracut: Starting plymouth daemon
kernel: ------------[ cut here ]------------
kernel: WARNING: at arch/x86/kernel/cpu/mtrr/generic.c:467 generic_get_mtrr+0x11e/0x140() (Not tainted)

Environment

  • Proliant BL460c

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