[vfio-users] Frequent crashing with Overwatch

[Nick Sarnie]

Have you guys tried disabling MSRs?

On Fri, Apr 14, 2017 at 3:26 PM, Abdulla Bubshait <darkstego at gmail.com> wrote:
> I would also like to chime in that this behaviour started popping up for me
> too. I am guessing it was introduced in a recent Overwatch update. I used to
> play the game fine on my setup until recently. Now, for some reason the game
> crashes after a while and I am unsure what could be causing it.
>
> On Tue, Apr 11, 2017 at 4:57 AM Jesse Kennedy <jesse at jkennedy.pw> wrote:
>>
>> Hello,
>>
>> I've been experience very frequent crashing while playing Overwatch.
>> Usually, I can go for a while without crashing. But once it starts crashing,
>> it will continue to crash every few minutes until I restart the VM.
>> Sometimes I have to restart the host to fix it. The "crashes" are 70%
>> application crashing, 20% VM freezing, and 10% BSOD. The BSOD codes are
>> inconsistent, but one such code was MEMORY_MANAGEMENT. I play many other
>> games, but Overwatch is the only one that causes crashes.
>>
>> Nothing suspect in kernel logs or /var/log/libvirt/qemu/win10.log. Is
>> there anything I can do to get better visibility on what's happening so I
>> can troubleshoot? Could it be a hardware issue?
>>
>> qemu line from log:
>> LC_ALL=C PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin
>> QEMU_AUDIO_DRV=none /usr/sbin/qemu-system-x86_64 -name
>> guest=win10,debug-threa
>> ds=on -S -object
>> secret,id=masterKey0,format=raw,file=/var/lib/libvirt/qemu/domain-3-win10/master-key.aes
>> -machine pc-i440fx-2.6,accel=kvm,usb
>> =off,vmport=off,dump-guest-core=off -cpu
>> core2duo,hv_time,hv_relaxed,hv_vapic,hv_spinlocks=0x1fff,hv_vendor_id=whatever,kvm=off
>> -drive file=/u
>> sr/share/ovmf/x64/ovmf_x64.bin,if=pflash,format=raw,unit=0,readonly=on
>> -drive file=/var/lib/libvirt/qemu/nvram/win10_VARS.fd,if=pflash,format=
>> raw,unit=1 -m 6000 -realtime mlock=off -smp 6,sockets=1,cores=3,threads=2
>> -uuid ca607e58-3a83-411c-b74c-65e4c2ca565d -display none -no-user-co
>> nfig -nodefaults -chardev
>> socket,id=charmonitor,path=/var/lib/libvirt/qemu/domain-3-win10/monitor.sock,server,nowait
>> -mon chardev=charmonitor,
>> id=monitor,mode=control -rtc base=localtime,driftfix=slew -global
>> kvm-pit.lost_tick_policy=discard -no-hpet -no-shutdown -global PIIX4_PM.disa
>> ble_s3=1 -global PIIX4_PM.disable_s4=1 -boot menu=off,strict=on -device
>> nec-usb-xhci,id=usb,bus=pci.0,addr=0x6 -device lsi,id=scsi0,bus=pci.0,
>> addr=0x9 -device ahci,id=sata0,bus=pci.0,addr=0xc -device
>> virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x5 -device
>> usb-hub,id=hub0,bus=u
>> sb.0,port=1 -drive
>> file=/dev/nvme0n1,format=raw,if=none,id=drive-sata0-0-0,serial=windows,cache=none,aio=native
>> -device ide-hd,bus=sata0.0,dri
>> ve=drive-sata0-0-0,id=sata0-0-0,bootindex=1 -drive
>> file=/dev/disk/by-id/ata-ST4000DX001-1CE168_Z3074HEX,format=raw,if=none,id=drive-virtio-dis
>> k0,cache=none,aio=native -device
>> virtio-blk-pci,scsi=off,bus=pci.0,addr=0xb,drive=drive-virtio-disk0,id=virtio-disk0
>> -netdev tap,fd=26,id=host
>> net0,vhost=on,vhostfd=29 -device
>> virtio-net-pci,netdev=hostnet0,id=net0,mac=52:54:00:5d:02:0a,bus=pci.0,addr=0x3
>> -chardev pty,id=charserial0 -
>> device isa-serial,chardev=charserial0,id=serial0 -chardev
>> spicevmc,id=charchannel0,name=vdagent -device
>> virtserialport,bus=virtio-serial0.0,nr
>> =2,chardev=charchannel0,id=channel0,name=com.redhat.spice.0 -chardev
>> socket,id=charchannel1,path=/var/lib/libvirt/qemu/win10.agent,server,nowa
>> it -device
>> virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel1,id=channel1,name=org.qemu.guest_agent.0
>> -device usb-tablet,id=input2,
>> bus=usb.0,port=4 -device intel-hda,id=sound0,bus=pci.0,addr=0x4 -device
>> hda-duplex,id=sound0-codec0,bus=sound0.0,cad=0 -chardev spicevmc,id=ch
>> arredir0,name=usbredir -device
>> usb-redir,chardev=charredir0,id=redir0,bus=usb.0,port=1.1 -chardev
>> spicevmc,id=charredir1,name=usbredir -device
>> usb-redir,chardev=charredir1,id=redir1,bus=usb.0,port=1.2 -device
>> vfio-pci,host=01:00.0,id=hostdev0,bus=pci.0,addr=0xa -device vfio-pci,host=
>> 01:00.1,id=hostdev1,bus=pci.0,addr=0x2 -device
>> vfio-pci,host=00:14.0,id=hostdev2,bus=pci.0,addr=0xe -device
>> vfio-pci,host=00:1f.3,id=hostdev3,
>> bus=pci.0,addr=0xd -device
>> vfio-pci,host=00:1f.0,id=hostdev4,bus=pci.0,addr=0xf -device
>> vfio-pci,host=00:1f.2,id=hostdev5,bus=pci.0,addr=0x10
>> -device vfio-pci,host=00:1f.4,id=hostdev6,bus=pci.0,addr=0x11 -device
>> virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x7 -object rng-random,id=
>> objrng0,filename=/dev/random -device
>> virtio-rng-pci,rng=objrng0,id=rng0,bus=pci.0,addr=0x8 -device
>> pvpanic,ioport=1285 -msg timestamp=on
>>
>> Specs:
>> Arch/Windows 10
>> 6700k, 3 cores/2 threads to guest, core2duo model
>> 32GB, 6GB to guest
>> 1080 GTX
>>
>> Kernel line:
>> rw quiet splash rd.modules-load=vfio-pci modules-load=vfio-pci
>> intel_iommu=on,igfx_off iommu=pt intremap=no_x2apic_optout
>> transparent_hugepage=never isolcpus=2-7
>>
>> Thanks
>> _______________________________________________
>> vfio-users mailing list
>> vfio-users at redhat.com
>> https://www.redhat.com/mailman/listinfo/vfio-users
>
>
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