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

[Serge Hallyn]

Retargetting at the kernel as this is a kernel bug.

khetzal, can you confirm whether you are still having this bug?

** Package changed: kvm (Ubuntu) => linux (Ubuntu)

** Tags added: kernel-kvm

-- 
You received this bug notification because you are a member of qemu-
devel-ml, which is subscribed to QEMU.
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:
  Incomplete
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

To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/712416/+subscriptions