[Virtio-fs] vhost_set_vring_kick failed

[Pra.. Dew..]

Thanks for the response.  The  version of the qemu is 5.1.0 and  here is the comandline..


[/usr/bin/qemu-system-test-machine test --enable-kvm -display none -mon mon-console,mode=readline -chardev socket,host=,port=5001,server,nowait,id=mon-console -device virtio-serial-device,max_ports=2 -device virtconsole,chardev=console,name=console -chardev socket,host=,port=5000,server,nowait,id=console -netdev tap,id=tap0,ifname=tap0,vhost=on,script=no,downscript=no -device virtio-net-device,netdev=tap0 -device vhost-vsock-device,guest-cid=4 -object rng-random,filename=/dev/urandom,id=rng0 -device virtio-rng-device,rng=rng0 -chardev socket,id=char0,path=/run/vm001-vhost-fs.sock -device vhost-user-fs-device,queue-size=2,chardev=char0,tag=myfs -object memory-backend-memfd,id=mem,size=4G,share=on -kernel /var/lib/are/images/active/kernel.bin -dtb /var/lib/are/images/active/device-tree.dtb -device virtio-blk-device,drive=writable,serial=writable -drive file=/var/lib/are/volumes/writable.bin,if=none,id=writable,format=raw -device virtio-blk-device,drive=rootfs,serial=rootfs -drive file=/var/lib/are/images/active/rootfs/rootfs.bin,if=none,id=rootfs,format=raw,readonly]


________________________________
From: Sergio Lopez
Sent: Thursday, May 26, 2022 8:06 AM
To: Stefan Hajnoczi
Cc: Prashant Dewan; virtio-fs at redhat.com; gmaglione at redhat.com
Subject: Re: [Virtio-fs] vhost_set_vring_kick failed

On Thu, May 26, 2022 at 08:49:34AM +0100, Stefan Hajnoczi wrote:
> On Thu, May 26, 2022 at 05:34:42AM +0000, Prashant Dewan wrote:
> > Hello Stefan,
> >
> > Here is the output from virtofsd..
> >
> > ------------------------------------
> > - Journal begins at Thu 2022-05-26 04:23:42 UTC, ends at Thu 2022-05-26 04:41:57 UTC. --
> > May 26 04:24:13 localhost systemd[1]: Started virtio-fs vhost-user device daemon.<<Placeholder: run this daemon as non-privileged user>>.
> > May 26 04:24:13 localhost virtiofsd[505]: [2022-05-26T04:24:13Z INFO  virtiofsd] Waiting for vhost-user socket connection...
> > May 26 04:27:11 device-3e4b479e2ee9c647 virtiofsd[505]: [2022-05-26T04:27:11Z INFO  virtiofsd] Client connected, servicing requests
> > May 26 04:27:33 device-3e4b479e2ee9c647 virtiofsd[505]: [2022-05-26T04:27:33Z ERROR virtiofsd] Waiting for daemon failed: HandleRequest(InvalidParam)
>
> virtiofsd terminated. I have CCed Sergio and German, who may have
> suggestions about what to check next.

Hi,

Could you please tell us which QEMU version are you running, and paste
here the its command line?

Thanks,
Sergio.
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