I am also getting this error on X86 platform running default Ubuntu Desktop install of 18.04.1. Hardware is:

system**                    
    description: Desktop Computer
    product: MS-7721 (To be filled by O.E.M.)
    vendor: MSI
    version: 1.0
    serial: To be filled by O.E.M.
    width: 64 bits
    capabilities: smbios-2.7 dmi-2.7 smp vsyscall32
    configuration: boot=normal chassis=desktop family=To be filled by O.E.M. sku=To be filled by O.E.M. uuid=00000000-0000-0000-0000-D43D7E9BC232
  *-core
       description: Motherboard
       product: FM2-A75MA-E35 (MS-7721)
       vendor: MSI
       physical id: 0
       version: 1.0
       serial: To be filled by O.E.M.
       slot: To be filled by O.E.M.
     *-firmware
          description: BIOS
          vendor: American Megatrends Inc.
          physical id: 0
          version: V1.7
          date: 01/29/2013
          size: 64KiB
          capacity: 8128KiB
          capabilities: pci upgrade shadowing cdboot bootselect socketedrom edd int13floppy1200 int13floppy720 int13floppy2880 int5printscreen int9keyboard int14serial int17printer acpi usb biosbootspecification uefi
     *-memory
          description: System Memory
          physical id: 22
          slot: System board or motherboard
          size: 4GiB
        *-bank:0
             description: DIMM DDR3 Synchronous Unbuffered (Unregistered) 667 MHz (1.5 ns)
             product: CMX4GX3M1A1333C9
             vendor: Corsair
             physical id: 0
             serial: 41896574
             slot: A1_DIMM0
             size: 4GiB
             width: 64 bits
             clock: 667MHz (1.5ns)
        *-bank:1
             description: DIMM Synchronous [empty]
             product: Array1_PartNumber1
             vendor: A1_Manufacturer1
             physical id: 1
             serial: A1_SerNum1
             slot: A1_DIMM1
        *-bank:2
             description: DIMM Synchronous [empty]
             product: Array1_PartNumber2
             vendor: A1_Manufacturer2
             physical id: 2
             serial: A1_SerNum2
             slot: A1_DIMM2
        *-bank:3
             description: DIMM Synchronous [empty]
             product: Array1_PartNumber3
             vendor: A1_Manufacturer3
             physical id: 3
             serial: A1_SerNum3
             slot: A1_DIMM3
     *-cache:0
          description: L1 cache
          physical id: 30
          slot: L1 CACHE
          size: 96KiB
          capacity: 96KiB
          clock: 1GHz (1.0ns)
          capabilities: pipeline-burst internal write-back unified
          configuration: level=1
     *-cache:1
          description: L2 cache
          physical id: 31
          slot: L2 CACHE
          size: 1MiB
          capacity: 1MiB
          clock: 1GHz (1.0ns)
          capabilities: pipeline-burst internal write-back unified
          configuration: level=2
     *-cpu
          description: CPU
          product: AMD A4-5300 APU with Radeon(tm) HD Graphics
          vendor: Advanced Micro Devices [AMD]
          physical id: 35
          bus info: cpu@0
          version: AMD A4-5300 APU with Radeon(tm) HD Graphics
          slot: P0
          size: 1861MHz
          capacity: 3400MHz
          width: 64 bits
          clock: 100MHz
          capabilities: x86-64 fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 popcnt aes xsave avx f16c lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs xop skinit wdt lwp fma4 tce nodeid_msr tbm topoext perfctr_core perfctr_nb cpb hw_pstate ssbd vmmcall bmi1 arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold cpufreq
          configuration: cores=2 enabledcores=2 threads=2