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xen-devel

Re: [Xen-devel] telnet xend

To: Kip Macy <kmacy@xxxxxxxxxxx>
Subject: Re: [Xen-devel] telnet xend
From: Ian Pratt <Ian.Pratt@xxxxxxxxxxxx>
Date: Fri, 14 May 2004 23:49:11 +0100
Cc: Ian Pratt <Ian.Pratt@xxxxxxxxxxxx>, Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxxx, Ian.Pratt@xxxxxxxxxxxx
Delivery-date: Fri, 14 May 2004 23:51:18 +0100
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In-reply-to: Your message of "Fri, 14 May 2004 15:37:27 PDT." <20040514153546.P38514@xxxxxxxxxxxxxxxxxxxxx>
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> The machine now locks up while spitting out the error message below when
> the non-privileged domain is initially *started*.
>
> > 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 ||

I've never seen anything like this. Did you build the kernel
yourself? What version of gcc? (We use 3.2.2 as per RH9)

Can you reproduce with one of our nightly builds?

The TCP stack is clearly seriously confused. It's hard to imagine
how Xen could cause this.

Ian


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