Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-03 Thread Avi Kivity
Jeremy Katz wrote: On Wed, 2008-01-02 at 19:13 +0200, Avi Kivity wrote: Can you try the option '-no-kvm' both with kvm-57 and kvm-58? -no-kvm works. I can hit this just booting a live CD both on a 32bit and a 64bit host. It looks like compatibility with old kernels is broken (the

[kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Richard W.M. Jones
I've just got an upgrade to KVM-58 as part of the latest Fedora. Unfortunately my existing VM (a Windows 2008 Server instance) no longer boots. In fact it hardly gets anywhere at all. Immediately after running qemu-kvm, I just get a black screen (no BIOS/boot messages at all) and using 100%

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Avi Kivity
Richard W.M. Jones wrote: I've just got an upgrade to KVM-58 as part of the latest Fedora. Unfortunately my existing VM (a Windows 2008 Server instance) no longer boots. In fact it hardly gets anywhere at all. Immediately after running qemu-kvm, I just get a black screen (no BIOS/boot

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Richard W.M. Jones
Avi Kivity wrote: Richard W.M. Jones wrote: I've just got an upgrade to KVM-58 as part of the latest Fedora. Unfortunately my existing VM (a Windows 2008 Server instance) no longer boots. In fact it hardly gets anywhere at all. Immediately after running qemu-kvm, I just get a black screen

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Richard W.M. Jones
Dan Kenigsberg wrote: On Wed, Jan 02, 2008 at 12:08:12PM +, Richard W.M. Jones wrote: I've just got an upgrade to KVM-58 as part of the latest Fedora. Unfortunately my existing VM (a Windows 2008 Server instance) no longer boots. In fact it hardly gets anywhere at all. Immediately after

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Richard W.M. Jones
Avi Kivity wrote: Can you identify which version of kvm introduced the regression? Some more data points: kvm-56 from [1] == works OK kvm-57 from [2] == works OK kvm-58 from [1] == hangs with black screen at boot kvm-58 from [2] == hangs with black screen at boot In all

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Richard W.M. Jones
Avi Kivity wrote: Richard W.M. Jones wrote: Avi Kivity wrote: Can you identify which version of kvm introduced the regression? Some more data points: kvm-56 from [1] == works OK kvm-57 from [2] == works OK kvm-58 from [1] == hangs with black screen at boot kvm-58 from [2]

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Avi Kivity
Richard W.M. Jones wrote: Please try reverting the attached patch (or applying it to a working version). If that doesn't work, try bios.bin from a working version with a non-working qemu. No, I'm afraid that taking kvm-58 and applying that patch reversed (to remove it) does not work.

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Richard W.M. Jones
Avi Kivity wrote: If that doesn't work, try bios.bin from a working version with a non-working qemu. I've just read the second part now ... I took bios.bin, vgabios.bin and vgabios-cirrus.bin from KVM-57 and used them to overwrite the corresponding files in KVM-58, and that did not work

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Avi Kivity
Richard W.M. Jones wrote: Avi Kivity wrote: If that doesn't work, try bios.bin from a working version with a non-working qemu. I've just read the second part now ... I took bios.bin, vgabios.bin and vgabios-cirrus.bin from KVM-57 and used them to overwrite the corresponding files in

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Richard W.M. Jones
Avi Kivity wrote: Richard W.M. Jones wrote: Avi Kivity wrote: If that doesn't work, try bios.bin from a working version with a non-working qemu. I've just read the second part now ... I took bios.bin, vgabios.bin and vgabios-cirrus.bin from KVM-57 and used them to overwrite the

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Avi Kivity
Richard W.M. Jones wrote: Avi Kivity wrote: Richard W.M. Jones wrote: Avi Kivity wrote: If that doesn't work, try bios.bin from a working version with a non-working qemu. I've just read the second part now ... I took bios.bin, vgabios.bin and vgabios-cirrus.bin from KVM-57 and used

Re: [kvm-devel] KVM-58 -- existing VM just hangs with black screen

2008-01-02 Thread Jeremy Katz
On Wed, 2008-01-02 at 19:13 +0200, Avi Kivity wrote: Can you try the option '-no-kvm' both with kvm-57 and kvm-58? -no-kvm works. I can hit this just booting a live CD both on a 32bit and a 64bit host. It looks like compatibility with old kernels is broken (the kvm package only contains the