[Qemu-devel] [Bug 712416] Re: kvm_intel kernel module crash with via nano vmx

[Timothy]

I can confirm this is still an issue. I have tried myself with this and
it crashes the whole system and has to be rebooted again to even get it
useable again.

** Changed in: linux (Ubuntu)
       Status: Incomplete => Confirmed

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https://bugs.launchpad.net/bugs/712416

Title:
  kvm_intel kernel module crash with via nano vmx

Status in QEMU:
  New
Status in “linux” package in Ubuntu:
  Confirmed
Status in “kvm” package in Debian:
  New

Bug description:
  kvm module for hardware virtualisation not work properly on via nano
  processors.

  Tested with processor: VIA Nano processor U2250.
  Processors flags (visible in /proc/cpuinfo): fpu vme de pse tsc msr pae mce 
cx8 apic sep mtrr pge mca cmov pat clflush acpi mmx fxsr sse sse2 ss tm syscall 
nx lm constant_tsc up rep_good pni monitor vmx est tm2 ssse3 cx16 xtpr rng 
rng_en ace ace_en ace2 phe phe_en lahf_lm

  With kernel 2.6.32: kvm not work and dmesg contains a lot of:
  handle_exception: unexpected, vectoring info 0x8000000d intr info 0x80000b0d

  With kernel 2.6.35: all the system crash. Nothing visible in logs

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