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[Bug 1416189] Re: AMD [Firmware Bug]: cpu 0, try to use APIC500 (LVT offset 0) for vector 0xf9, but the register is already in use for vector 0x400 on another cpu

 

Bug is apparent in kernel 3.16 and 3.17 as well.

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Title:
  AMD [Firmware Bug]: cpu 0, try to use APIC500 (LVT offset 0) for
  vector 0xf9, but the register is already in use for vector 0x400 on
  another cpu

Status in linux-firmware package in Ubuntu:
  Confirmed

Bug description:
  After running the system testing default and hwsubmit tests I see in
  dmesg -l err the following firmware bug noted:

  [Firmware Bug]: cpu 0, try to use APIC500 (LVT offset 0) for vector 0xf9, but the register is already in use for vector 0x400 on another cpu
  [ 1563.122513] [Firmware Bug]: cpu 0, failed to setup threshold interrupt for bank 4, block 0 (MSR00000413=0xc000000001000000)
  [ 1563.122514] [Firmware Bug]: cpu 0, try to use APIC500 (LVT offset 0) for vector 0xf9, but the register is already in use for vector 0x400 on another cpu
  [ 1563.122515] [Firmware Bug]: cpu 0, failed to setup threshold interrupt for bank 4, block 1 (MSRC0000408=0xc000000001000000)

  This is a fresh install of 14.10 on an HP laptop.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.10
  Package: linux-firmware 1.138.1
  ProcVersionSignature: Ubuntu 3.16.0-29.39-generic 3.16.7-ckt2
  Uname: Linux 3.16.0-29-generic x86_64
  ApportVersion: 2.14.7-0ubuntu8.1
  Architecture: amd64
  CurrentDesktop: Unity
  Date: Thu Jan 29 21:28:25 2015
  Dependencies:
   
  EcryptfsInUse: Yes
  InstallationDate: Installed on 2015-01-29 (0 days ago)
  InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Alpha amd64 (20141015)
  PackageArchitecture: all
  SourcePackage: linux-firmware
  UpgradeStatus: No upgrade log present (probably fresh install)
  --- 
  ApportVersion: 2.14.7-0ubuntu8.1
  Architecture: amd64
  CurrentDesktop: Unity
  Dependencies:
   
  DistroRelease: Ubuntu 14.10
  EcryptfsInUse: Yes
  InstallationDate: Installed on 2015-01-29 (0 days ago)
  InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Alpha amd64 (20141015)
  Package: linux-firmware 1.138.1
  PackageArchitecture: all
  ProcVersionSignature: Ubuntu 3.16.0-29.39-generic 3.16.7-ckt2
  Tags:  utopic
  Uname: Linux 3.16.0-29-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
  _MarkForUpload: True

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References