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

[Serge Hallyn <712416@bugs.launchpad.net>]

Quoting khetzal (712416@bugs.launchpad.net):
> Thanks for your help. I've subscribed to these mailing list. Have i do
> report the bug in these mailing list too ? (or is it a useless other
> duplication ?)

It will not be duplication.  These are development lists, not support
lists, so you won't be filing a bug report.  Rather, report your
failures and ask whether (a) they are aware of it, (b) it is expected,
(c) anyone is currently working on support for via nano, and
(d) how others can help.

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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 “kvm” 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