On Fri, Feb 23, 2018 at 6:04 PM, Will Marler <w...@wmarler.com> wrote: > I'm running Arch and updating recently has caused my VM to stop booting. > > Watching journalctl I see this when I try to start the VM: > > "Feb 23 15:04:07 haze kernel: BUG: unable to handle kernel NULL pointer > dereference at 00000000000000a8 > Feb 23 15:04:07 haze kernel: IP: down_write+0x12/0x30 > > and some more. Full pastebin is here: https://pastebin.com/8u70XLWJ > > This happens when I try to start my domain (called "Win10Full"). When it > occurs, virsh locks up -- if I'm in virsh and do "list" it sits > indefinitely. If I ctrl-C at this point, "End of file while reading data: > Input/output error" gets written to the log, and my host cannot be rebooted > without a physical power cycle. > > There is nothing that gets written to /var/log/libvirt/qemu/Win10Full.log. > > I'm not sure how to proceed; I figured this mailing list would be the first > place to start. Any suggestions? > > Thanks in advance, > > Will > > _______________________________________________ > vfio-users mailing list > vfio-users@redhat.com > https://www.redhat.com/mailman/listinfo/vfio-users >
Hi, This is a bug in 4.15. You can either revert to 4.14, or revert this patch and recompile the kernel: https://patchwork.kernel.org/patch/10103043/raw/ Sarnex _______________________________________________ vfio-users mailing list vfio-users@redhat.com https://www.redhat.com/mailman/listinfo/vfio-users
