From mboxrd@z Thu Jan  1 00:00:00 1970
From: Kip Macy <kmacy@fsmware.com>
Subject: Re: telnet xend
Date: Fri, 14 May 2004 14:48:59 -0700 (PDT)
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To: Ian Pratt <Ian.Pratt@cl.cam.ac.uk>
Cc: Keir Fraser <Keir.Fraser@cl.cam.ac.uk>, xen-devel@lists.sourceforge.net
List-Id: xen-devel@lists.xenproject.org


That works great.

I just did a shutdown -r now in the non-privileged domain and now I'm
seeing an endless stream of the messages below. DOM0 is now
unresponsive. Any suggestions?

Thanks for your help.


KERNEL: assertion (flags&MSG_PEEK) failed at tcp.c(1540)
KERNEL: assertion (skb==NULL || before(tp->copied_seq,
TCP_SKB_CB(skb)->end_seq)) failed at tcp.c(1290)
KERNEL: assertion (tp->copied_seq == tp->rcv_nxt ||
(flags&(MSG_PEEK|MSG_TRUNC))) failed at tcp.c(1603)
KERNEL: assertion (flags&MSG_PEEK) failed at tcp.c(1540)
KERNEL: assertion (skb==NULL || before(tp->copied_seq,
TCP_SKB_CB(skb)->end_seq)) failed at tcp.c(1290)
KERNEL: assertion (tp->copied_seq == tp->rcv_nxt ||
(flags&(MSG_PEEK|MSG_TRUNC))) failed at tcp.c(1603)
KERNEL: assertion (flags&MSG_PEEK) failed at tcp.c(1540)
KERNEL: assertion (skb==NULL || before(tp->copied_seq,
TCP_SKB_CB(skb)->end_seq)) failed at tcp.c(1290)
KERNEL: assertion (tp->copied_seq == tp->rcv_nxt ||
(flags&(MSG_PEEK|MSG_TRUNC))) failed at tcp.c(1603)
KERNEL: assertion (flags&MSG_PEEK) failed at tcp.c(1540)
KERNEL: assertion (skb==NULL || before(tp->copied_seq,
TCP_SKB_CB(skb)->end_seq)) failed at tcp.c(1290)
KERNEL: assertion (tp->copied_seq == tp->rcv_nxt ||
(flags&(MSG_PEEK|MSG_TRUNC))) failed at tcp.c(1603)
KERNEL: assertion (flags&MSG_PEEK) failed at tcp.c(1540)


On Fri, 14 May 2004, Ian Pratt wrote:

> > Please remind me what the proper way is to interact with non-privileged
> > consoles. Without any telnet negotation no control characters get
> > transmitted and there is no notion of what type of terminal the client
> > is running.
>
> "xencons <machine> <port>" is what we use. Any raw terminal
> program should work.
>
> xend should probably have support to spot a telnet client and do
> the necessary negotiation to put the client into raw character
> mode.
>
> Ian
>
>
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