Bugs/Troubleshooting with upstream
----------------------------------

- http://thread.gmane.org/gmane.comp.emulators.kvm.devel/132863 --
  [nVMX] With 3.20.0-0.rc0.git5.1 on L0, booting L2 guest results in L1
  *rebooting*

- http://thread.gmane.org/gmane.comp.emulators.kvm.devel/132756 -- nSVM:
  Booting L2 results in L1 hang and a "skip_emulated_instruction"
   - https://bugzilla.redhat.com/show_bug.cgi?id=1191665 --  Nested KVM
     with AMD: L2 (nested guest) fails with "divide error: 0000 [#1]
     SMP" 

- https://bugzilla.redhat.com/show_bug.cgi?id=1191665 -- Nested KVM with
  AMD: L2 (nested guest) fails with "divide error: 0000 [#1] SMP"

- https://bugzilla.kernel.org/show_bug.cgi?id=69491 -- Booting into a
  guest on Intel Haswell (bare-metal) throws soft lockups
  [qemu-system-x86:911]

- https://bugzilla.kernel.org/show_bug.cgi?id=67761 -- Kernel fails to
  boot under virtualization, kernel panic in intel_pstate_timer_func

- https://bugzilla.kernel.org/show_bug.cgi?id=68051 -- Kernel stack
  trace when attempt to boot into 3.13.0-0.rc6.git0.1 results in
  "kernel BUG at mm/page_alloc.c:2788" 

- https://bugzilla.kernel.org/show_bug.cgi?id=67751 -- Stack trace
  with suspicious RCU usage, when starting ovs-switchd 

- https://bugzilla.redhat.com/show_bug.cgi?id=1058209 --
  [3.14.0-0.rc0.git9.1.fc21] Booting into a guest on Intel Haswell
  (bare-metal) throws soft lockups [qemu-system-x86:911]   

- https://bugzilla.redhat.com/show_bug.cgi?id=1167885 -- KVM guest
  freezes with: "rcu_sched self-detected stall on CPU" and a Call Trace

- https://bugzilla.kernel.org/show_bug.cgi?id=88931 -- Booting into
  kernel-3.18.0-0.rc6.git0.1 freezes the system with: "RIP:
  0010:[<ffffffffa029d936>] [<ffffffffa029d936>]
  nf_ct_del_from_dying_or_unconfirmed_list+0x46/0x80 [nf_conntrack]"

Tests
-----

https://patchwork.kernel.org/patch/3736391/ --  intel_pstate divide
error with v3.13-rc4-256-gb7000ad
https://patchwork.kernel.org/patch/3421271/ -- kvm, vmx: Really fix lazy
FPU on nested guest