[Spice-devel] qxl_ram_set_dirty: Assertion `offset < qxl-vga.vram_size' failed.

[Frediano Ziglio]

Possibly related to https://bugs.launchpad.net/qemu/+bug/1635339 

Frediano 

----- Original Message -----

> From: "Mr.Pine" <pine5514 at gmail.com>
> To: spice-devel at lists.freedesktop.org
> Sent: Monday, April 24, 2017 10:17:33 AM
> Subject: [Spice-devel] qxl_ram_set_dirty: Assertion `offset <
> qxl-vga.vram_size' failed.

> Hi
> I got this error msg when try to start my vm with qxl display driver ... (vm
> start until spice vdagent wants to auto resize screen)
> This error raised when I enabled huge page on my host. I want to use huge
> page as back-end for my win10-64 .

> /builddir/build/BUILD/qemu-kvm-0.12.1.2/hw/qxl.c:442: qxl_ram_set_dirty:
> Assertion `offset < qxl-vga.vram_size' failed.

> here is my configuration:
> host:
> centos 6.9(with kernel: 2.6.32-696.el6.x86_64)
> qemu-kvm-0.12.1.2-2.503.el6.x86_64

> guest:
> win10 64 bit
> installed Windows guest tools latest version.

> Any Idea?!
> =====================
> kvm run command:
> -name Win10 -uuid d264f30c-398f-465b-b78d-3ba70442becf -chardev
> socket,id=mon,path=/var/run//d264f30c-398f-465b-b78d-3ba70442becf.pvmon,server,
> nowait -mon chardev=mon,mode=control -localtime -machine type=rhel6.6.0 -smp
> sockets=1,cores=2,threads=1 -cpu host -m 4096 -mem-path /dev/hugepages
> -mem-prea
> lloc -balloon none -boot menu=on .....
> ..... -spice addr=0.0.0.0,port=5918,disable-ticketing -device virtio-serial
> -chardev spicevmc,id=vdagent,debug=0,name=vdage
> nt -device virtserialport,chardev=vdagent,name=com.redhat.spice.0 -device
> ich9-usb-ehci1,id=usb -device
> ich9-usb-uhci1,masterbus=usb.0,firstport=0,multifunct
> ion=on -device ich9-usb-uhci2,masterbus=usb.0,firstport=2 -device
> ich9-usb-uhci3,masterbus=usb.0,firstport=4 -chardev
> spicevmc,id=charredir0,name=usbredir -d
> evice usb-redir,chardev=charredir0,id=usbredir0 -chardev
> spicevmc,id=charredir1,name=usbredir -device
> usb-redir,chardev=charredir1,id=usbredir1 -device usb-t
> ablet -vga qxl -global qxl-vga.ram_size=67108864 -global
> qxl-vga.vram_size=67108864 -global qxl-vga.vgamem_mb=16 -device
> AC97,id=sound0
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