Re: [Qemu-devel] [PATCH v4 03/10] tests: Add vm test lib

[Fam Zheng]

On Tue, 08/29 09:15, Philippe Mathieu-Daudé wrote:
> > +        self._args = [ \
> > +            "-nodefaults", "-m", "2G",
> > +            "-cpu", "host",
> > +            "-netdev", "user,id=vnet,hostfwd=:0.0.0.0:0-:22",
> 
> Testing with debian/unstable:
> 
> $ make vm-build-netbsd V=1
> ./tests/vm/netbsd  --debug   --image "tests/vm/netbsd.img" --build-qemu .
> DEBUG:root:Creating archive /tmp/qemu-vm-PxfXNv/data-3a52c.tar for data dir:
> .
> DEBUG:root:QEMU args: -nodefaults -m 2G -cpu host -netdev
> user,id=vnet,hostfwd=:0.0.0.0:0-:22 -device virtio-net-pci,netdev=vnet -vnc
> :0,to=20 -serial file:/tmp/qemu-vm-PxfXNv/serial.out -smp 4 -enable-kvm
> -device VGA -drive
> file=tests/vm/netbsd.img,snapshot=on,if=none,id=drive0,cache=writeback
> -device virtio-blk,drive=drive0,bootindex=0 -drive 
> file=/tmp/qemu-vm-PxfXNv/data-3a52c.tar,if=none,id=data-3a52c,cache=writeback,format=raw
> -device virtio-blk,drive=data-3a52c,serial=data-3a52c,bootindex=1
> Failed to prepare guest environment

Can you please look into the stderr of the QEMU command line to see what
arguments went wrong? (I hope the qemu.py improvement patches on the list can
give a better error message in such cases.)

Fam