Ubuntu
linux-source-2.6.22 package

  1. Bug #119583
  2. Comment #2

Comment 2 for bug 119583

Revision history for this message
Ben Collins (ben-collins) wrote :

[ 0.000000] ACPI: BIOS bug: multiple APIC/MADT found, using 0
[ 0.000000] ACPI: If "acpi_apic_instance=2" works better, notify <email address hidden>

As this says, it is a BIOS bug, which means your hardware is broken, not the kernel.