Date: Sun, 7 Oct 2012 11:12:17 -0700 From: "sree.openwrk" <sree.openwrk@gmail.com> To: Neel Natu <neelnatu@gmail.com> Cc: freebsd-virtualization@freebsd.org Subject: Re: Bhyve: panic: "Unregistered use of FPU in kernel" when starting guest Message-ID: <CADYnSLAHf01ZzEn7tQiR3dv2v63mDMj0B3=X5DDsbkS-dG46MQ@mail.gmail.com> In-Reply-To: <CAFgRE9Ec74HQ9TDs_BwmYwLCebZVg2tQbyxNxJfuvsSX1qQFhQ@mail.gmail.com> References: <CADYnSLDW492JKvQXN0wTJzV6VdCF_ZxRg4OnaTxqKdWjGzQk_w@mail.gmail.com> <CAFgRE9Ec74HQ9TDs_BwmYwLCebZVg2tQbyxNxJfuvsSX1qQFhQ@mail.gmail.com>
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Hey Neel Sure. I will reproduce the issue and try to narrow down the problem. Will update you, if I am able to narrow down the problem. Thanks On Thu, Oct 4, 2012 at 9:07 PM, Neel Natu <neelnatu@gmail.com> wrote: > Hi svas, > > On Thu, Oct 4, 2012 at 5:58 PM, sree.openwrk <sree.openwrk@gmail.com> > wrote: > > Hi > > I am seeing frequent kernel panic when I try to run the guest OS. I have > the > > latest Freebsd (I compiled the latest code from > > svn://svn.freebsd.org/base/projects/bhyve and installed it in my > machine). > > While trying to run the pre-built guest provided at > > http://people.freebsd.org/~neel/bhyve/vm1.tar.gz I get the kernel panic > > (panic: Unregistered use of FPU in kernel) > > I am attaching the core.txt. > > I also want to mention that I was successfully able to boot in to the > guest > > OS couple of times. But around 7/10 times I get thsi host kernel panic. > > > > stack trace: > > vm_run() at vm_run+0xec > > vmmdev_ioctl() at vmmdev_ioctl+0x4ea > > devfs_ioctl_f() at devfs_ioctl_f+0x7a > > kern_ioctl() at kern_ioctl+0xcd > > sys_ioctl() at sys_ioctl+0xfd > > amd64_syscall() at amd64_syscall+0x304 > > Xfast_syscall() at Xfast_syscall+0xf7 > > > > I am seeing this too but nowhere as frequently as you are. I hit this > last night for the first time and not since. > > There hasn't been any change in this part of the code for quite some time > now. > > Since you can trigger this much more frequently that me, would it be > possible for you to narrow down which change caused this? It would be > hugely helpful. > > best > Neel > > > > > regards > > svas > > > > >
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