Re: [bisected] KVM in 3.19-rc1 is completely broken

2014-12-25 Thread Chen, Tiejun
On 2014/12/25 8:55, Chen, Tiejun wrote: On 2014/12/25 1:11, Andy Lutomirski wrote: On Wed, Dec 24, 2014 at 12:23 AM, Chen, Tiejun tiejun.c...@intel.com wrote: On 2014/12/24 5:29, Andy Lutomirski wrote: On Tue, Dec 23, 2014 at 1:13 PM, Paolo Bonzini pbonz...@redhat.com wrote: I can

Re: [bisected] KVM in 3.19-rc1 is completely broken

2014-12-24 Thread Chen, Tiejun
On 2014/12/24 5:29, Andy Lutomirski wrote: On Tue, Dec 23, 2014 at 1:13 PM, Paolo Bonzini pbonz...@redhat.com wrote: I can reproduce it using the same steps on a Sandy Bridge laptop, with whatever QEMU is packaged in Fedora 21. I attached the config. I also submitted a virtme update for

Re: [bisected] KVM in 3.19-rc1 is completely broken

2014-12-24 Thread Andy Lutomirski
On Wed, Dec 24, 2014 at 12:23 AM, Chen, Tiejun tiejun.c...@intel.com wrote: On 2014/12/24 5:29, Andy Lutomirski wrote: On Tue, Dec 23, 2014 at 1:13 PM, Paolo Bonzini pbonz...@redhat.com wrote: I can reproduce it using the same steps on a Sandy Bridge laptop, with whatever QEMU is packaged

Re: [bisected] KVM in 3.19-rc1 is completely broken

2014-12-24 Thread Chen, Tiejun
On 2014/12/25 1:11, Andy Lutomirski wrote: On Wed, Dec 24, 2014 at 12:23 AM, Chen, Tiejun tiejun.c...@intel.com wrote: On 2014/12/24 5:29, Andy Lutomirski wrote: On Tue, Dec 23, 2014 at 1:13 PM, Paolo Bonzini pbonz...@redhat.com wrote: I can reproduce it using the same steps on a Sandy

Re: [bisected] KVM in 3.19-rc1 is completely broken

2014-12-23 Thread Chen, Tiejun
On 2014/12/23 9:38, Andy Lutomirski wrote: I can't get it to work at all. It fails with: How can we reproduce this? I just try the following command, qemu-system-x86_64 -machine pc,accel=kvm -m 2048 -smp 2 -hda ubuntu.img but at least I can boot that successfully and already live for a

Re: [bisected] KVM in 3.19-rc1 is completely broken

2014-12-23 Thread Paolo Bonzini
On 23/12/2014 09:19, Chen, Tiejun wrote: How can we reproduce this? I just try the following command, qemu-system-x86_64 -machine pc,accel=kvm -m 2048 -smp 2 -hda ubuntu.img but at least I can boot that successfully and already live for a while. Here I installed ubuntu14.04 as a guest,

Re: [bisected] KVM in 3.19-rc1 is completely broken

2014-12-23 Thread Andy Lutomirski
On Tue, Dec 23, 2014 at 12:19 AM, Chen, Tiejun tiejun.c...@intel.com wrote: On 2014/12/23 9:38, Andy Lutomirski wrote: I can't get it to work at all. It fails with: How can we reproduce this? I just try the following command, qemu-system-x86_64 -machine pc,accel=kvm -m 2048 -smp 2 -hda

Re: [bisected] KVM in 3.19-rc1 is completely broken

2014-12-23 Thread Paolo Bonzini
I can reproduce it using the same steps on a Sandy Bridge laptop, with whatever QEMU is packaged in Fedora 21. I attached the config. I also submitted a virtme update for Fedora Rawhide and 21 (20 is still building) in case it helps. The build is here:

Re: [bisected] KVM in 3.19-rc1 is completely broken

2014-12-23 Thread Andy Lutomirski
On Tue, Dec 23, 2014 at 1:13 PM, Paolo Bonzini pbonz...@redhat.com wrote: I can reproduce it using the same steps on a Sandy Bridge laptop, with whatever QEMU is packaged in Fedora 21. I attached the config. I also submitted a virtme update for Fedora Rawhide and 21 (20 is still building)

[bisected] KVM in 3.19-rc1 is completely broken

2014-12-22 Thread Andy Lutomirski
I can't get it to work at all. It fails with: KVM internal error. Suberror: 1 emulation failure EAX=000dee58 EBX= ECX= EDX=0cfd ESI=0059 EDI= EBP= ESP=6fc4 EIP=000f17f4 EFL=00010012 [A--] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0010