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From: Prashant Dewan <linux_learner@outlook.com>
To: Stefan Hajnoczi <stefanha@redhat.com>
Cc: "virtio-fs@redhat.com" <virtio-fs@redhat.com>
Subject: Re: [Virtio-fs] vhost_set_vring_kick failed
Date: Thu, 26 May 2022 05:34:42 +0000	[thread overview]
Message-ID: <BY5PR14MB3893A6AA17C5FEBE843B640286D99@BY5PR14MB3893.namprd14.prod.outlook.com> (raw)

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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)
May 26 04:27:33 device-3e4b479e2ee9c647 systemd[1]: virtiofsd.service: Deactivated successfully.
May 26 04:27:33 device-3e4b479e2ee9c647 systemd[1]: virtiofsd.service: Scheduled restart job, restart counter is at 1.

________________________________
From: Stefan Hajnoczi
Sent: Wednesday, May 25, 2022 4:02 PM
To: Prashant Dewan
Cc: virtio-fs@redhat.com
Subject: Re: [Virtio-fs] vhost_set_vring_kick failed

On Tue, May 24, 2022 at 02:29:12PM +0000, Pra Dew wrote:
> I am trying to setup virtfs using KVM and QEMU.
>
>
>   1.  Inside the VM, I do
>      *   mount -t virtiofs myfs /dev/myfile  --succeeds
>      *   cd /dev/myfile  -hangs
>
>
>   1.  The host logs -
>
>  qemu-system: Failed to write msg. Wrote -1 instead of 20.

Sending a vhost-user protocol message failed. It is likely that the
virtiofsd process terminated and the UNIX domain socket closed on QEMU.

Is there any output from virtiofsd?

Stefan

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             reply	other threads:[~2022-05-26  5:34 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-26  5:34 Prashant Dewan [this message]
2022-05-26  7:49 ` [Virtio-fs] vhost_set_vring_kick failed Stefan Hajnoczi
2022-05-26  8:06   ` Sergio Lopez
2022-05-30 22:11     ` Vivek Goyal
2022-05-31 22:25       ` Pra.. Dew..
2022-05-31 22:50         ` Vivek Goyal
2022-06-01  6:01         ` Sergio Lopez
  -- strict thread matches above, loose matches on Subject: below --
2022-06-01 19:12 Pra.. Dew..
2022-05-31 18:33 Pra.. Dew..
2022-05-26 16:07 Pra.. Dew..
2022-05-31 10:50 ` Sergio Lopez
2022-05-24 14:29 Prashant Dewan
2022-05-25 16:02 ` Stefan Hajnoczi

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