Re: [kvm-devel] kvm-60: kexec in guest crashes the host

2008-02-27 Thread Dan Aloni
On Wed, Feb 27, 2008 at 04:02:53PM +0200, Avi Kivity wrote: > Avi Kivity wrote: [...] >> >> I managed to reproduce it (FC6 kernel kexecing itself). It is Intel >> specific. >> >> > > The attached patch fixes the problem for me. Works for me too. > diff --git a/kernel/vmx.c b/kernel/vmx.c > i

Re: [kvm-devel] kvm-60: kexec in guest crashes the host

2008-02-27 Thread Avi Kivity
Avi Kivity wrote: Dan Aloni wrote: On Wed, Feb 20, 2008 at 11:09:44AM +0200, Avi Kivity wrote: Dan Aloni wrote: It happens at 100% of the times I invoke kexec. Can you provide a commandline which triggers this? I'm completely ignorant wrt kexec.

Re: [kvm-devel] kvm-60: kexec in guest crashes the host

2008-02-27 Thread Avi Kivity
Dan Aloni wrote: > On Wed, Feb 20, 2008 at 11:09:44AM +0200, Avi Kivity wrote: > >> Dan Aloni wrote: >> >>> It happens at 100% of the times I invoke kexec. >>> >>> >>> >> Can you provide a commandline which triggers this? I'm completely >> ignorant wrt kexec. >> > > I manage

Re: [kvm-devel] kvm-60: kexec in guest crashes the host

2008-02-25 Thread Dan Aloni
On Wed, Feb 20, 2008 at 12:48:39PM +0200, Dan Aloni wrote: > On Wed, Feb 20, 2008 at 11:09:44AM +0200, Avi Kivity wrote: > > Dan Aloni wrote: > > > It happens at 100% of the times I invoke kexec. > > > > > > > > > > Can you provide a commandline which triggers this? I'm completely > > ignorant

Re: [kvm-devel] kvm-60: kexec in guest crashes the host

2008-02-20 Thread Dan Aloni
On Wed, Feb 20, 2008 at 11:09:44AM +0200, Avi Kivity wrote: > Dan Aloni wrote: > > It happens at 100% of the times I invoke kexec. > > > > > > Can you provide a commandline which triggers this? I'm completely > ignorant wrt kexec. I managed to verify that this problem can be reproduced with t

Re: [kvm-devel] kvm-60: kexec in guest crashes the host

2008-02-20 Thread Avi Kivity
Dan Aloni wrote: > It happens at 100% of the times I invoke kexec. > > Can you provide a commandline which triggers this? I'm completely ignorant wrt kexec. -- Any sufficiently difficult bug is indistinguishable from a feature. --

Re: [kvm-devel] kvm-60: kexec in guest crashes the host

2008-02-19 Thread Dan Aloni
On Tue, Feb 19, 2008 at 06:03:03PM +0200, Avi Kivity wrote: > Dan Aloni wrote: > > Hello, > > > > I have a host running kvm-60-git (fc9e77f83b26089d6228e149605be69228905dc7) > > and a > > guest running a modified 2.6.16 kernel. Both are of the x86_64 arch. > > kvm-userspace > > is e978013e3a121

Re: [kvm-devel] kvm-60: kexec in guest crashes the host

2008-02-19 Thread Avi Kivity
Dan Aloni wrote: > Hello, > > I have a host running kvm-60-git (fc9e77f83b26089d6228e149605be69228905dc7) > and a > guest running a modified 2.6.16 kernel. Both are of the x86_64 arch. > kvm-userspace > is e978013e3a121aae54ad4c47be5e92a23b8084a4. > > When the guest invokes kexec, the host cras

[kvm-devel] kvm-60: kexec in guest crashes the host

2008-02-19 Thread Dan Aloni
Hello, I have a host running kvm-60-git (fc9e77f83b26089d6228e149605be69228905dc7) and a guest running a modified 2.6.16 kernel. Both are of the x86_64 arch. kvm-userspace is e978013e3a121aae54ad4c47be5e92a23b8084a4. When the guest invokes kexec, the host crashes with the following Oopses (a