Re: AMD Erratum 383 crashes FreeBSD 9-Stable

2012-04-15 Thread Jason Helfman
On Sat, Mar 17, 2012 at 1:00 PM, Richard Yao wrote: > Alan, thanks for the information. > > This is a definitely libvirtd bug. Passing '-cpu host' fixes the > problem. I replaced libvirtd with Gentoo's kvm-tools, which makes it > easy to specify this, so problem solved. > > I would send a report

Re: AMD Erratum 383 crashes FreeBSD 9-Stable

2012-03-17 Thread Richard Yao
Alan, thanks for the information. This is a definitely libvirtd bug. Passing '-cpu host' fixes the problem. I replaced libvirtd with Gentoo's kvm-tools, which makes it easy to specify this, so problem solved. I would send a report to the libvirt developers, but I have encountered more problems in

Re: AMD Erratum 383 crashes FreeBSD 9-Stable

2012-03-17 Thread Richard Yao
On 03/17/12 15:21, Alan Cox wrote: > When the FreeBSD kernel detects that it is running on an affected > processor, it automatically enables the recommended workaround. However, > because you are running within a virtual machine, the automatic detection > may not be working. Alternatively, you ma

Re: AMD Erratum 383 crashes FreeBSD 9-Stable

2012-03-17 Thread Alan Cox
On Sat, Mar 17, 2012 at 12:10 PM, Richard Yao wrote: > On 03/17/12 13:08, Richard Yao wrote: > > Dear FreeBSD Developers: > > > > I used the ZFS Guru LiveCD to install FreeBSD 9 in KVM on a host system > > with an AMD Thuban processor (K10h). I then proceeded to compile perl > > and the VM crashed

Re: AMD Erratum 383 crashes FreeBSD 9-Stable

2012-03-17 Thread Richard Yao
On 03/17/12 13:08, Richard Yao wrote: > Dear FreeBSD Developers: > > I used the ZFS Guru LiveCD to install FreeBSD 9 in KVM on a host system > with an AMD Thuban processor (K10h). I then proceeded to compile perl > and the VM crashed. Linux's dmesg gave me the following hint as to the > cause: >

AMD Erratum 383 crashes FreeBSD 9-Stable

2012-03-17 Thread Richard Yao
Dear FreeBSD Developers: I used the ZFS Guru LiveCD to install FreeBSD 9 in KVM on a host system with an AMD Thuban processor (K10h). I then proceeded to compile perl and the VM crashed. Linux's dmesg gave me the following hint as to the cause: [ 3568.234654] KVM: Guest triggered AMD Erratum 383