Re: [PATCH][RESEND] KVM: nVMX: Fix vmptrld fail and vmwrite error when L1 goes down

2014-07-13 Thread Wanpeng Li
Hi Marcelo, On Fri, Jul 11, 2014 at 05:03:34PM -0300, Marcelo Tosatti wrote: >On Fri, Jul 11, 2014 at 12:22:17PM +0800, Wanpeng Li wrote: >> This bug can be trigger by L1 goes down directly w/ enable_shadow_vmcs. >> >> [ 6413.158950] kvm: vmptrld (null)/7800 failed >> [ 6413.1589

Re: [PATCH][RESEND] KVM: nVMX: Fix vmptrld fail and vmwrite error when L1 goes down

2014-07-11 Thread Marcelo Tosatti
On Fri, Jul 11, 2014 at 12:22:17PM +0800, Wanpeng Li wrote: > This bug can be trigger by L1 goes down directly w/ enable_shadow_vmcs. > > [ 6413.158950] kvm: vmptrld (null)/7800 failed > [ 6413.158954] vmwrite error: reg 401e value 4 (err 1) > [ 6413.158957] CPU: 0 PID: 4840 Comm

[PATCH][RESEND] KVM: nVMX: Fix vmptrld fail and vmwrite error when L1 goes down

2014-07-10 Thread Wanpeng Li
This bug can be trigger by L1 goes down directly w/ enable_shadow_vmcs. [ 6413.158950] kvm: vmptrld (null)/7800 failed [ 6413.158954] vmwrite error: reg 401e value 4 (err 1) [ 6413.158957] CPU: 0 PID: 4840 Comm: qemu-system-x86 Tainted: G OE 3.16.0kvm+ #2 [ 6413.158958