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Re: [Qemu-devel] [Bug 818673] [NEW] virtio: trying to map MMIO memory
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [Bug 818673] [NEW] virtio: trying to map MMIO memory |
Date: |
Sun, 31 Jul 2011 18:54:46 +0100 |
On Sun, Jul 31, 2011 at 12:01 AM, Rick Vernam <address@hidden> wrote:
> Public bug reported:
>
> Qemu host is Core i7, running Linux. Guest is Windows XP sp3.
> Often, qemu will crash shortly after starting (1-5 minutes) with a statement
> "qemu-system-x86_64: virtio: trying to map MMIO memory"
> This has occured with qemu-kvm 0.14, qemu-kvm 0.14.1, qemu-0.15.0-rc0 and
> qemu 0.15.0-rc1.
> Qemu is started as such:
> qemu-system-x86_64 -cpu host -enable-kvm -pidfile /home/rick/qemu/hds/wxp.pid
> -drive file=/home/rick/qemu/hds/wxp.raw,if=virtio -m 768 -name WinXP -net
> nic,model=virtio -net user -localtime -usb -vga qxl -device virtio-serial
> -chardev spicevmc,name=vdagent,id=vdagent -device
> virtserialport,chardev=vdagent,name=com.redhat.spice.0 -spice
> port=1234,disable-ticketing -daemonize -monitor
> telnet:localhost:12341,server,nowait
> The WXP guest has virtio 1.1.16 drivers for net and scsi, and the most
> current spice binaries from spice-space.org.
This is probably a guest virtio driver bug.
Vadim: Any known issues like this with 1.1.16?
Stefan
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