From owner-freebsd-net@FreeBSD.ORG  Mon Sep 26 14:02:42 2011
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Date: Mon, 26 Sep 2011 10:02:40 -0400
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From: Arnaud Lacombe <lacombar@gmail.com>
To: "K. Macy" <kmacy@freebsd.org>
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Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>,
	Adrian Chadd <adrian@freebsd.org>, dave jones <s.dave.jones@gmail.com>
Subject: Re: Kernel panic on FreeBSD 9.0-beta2
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Hi,

On Mon, Sep 26, 2011 at 5:12 AM, K. Macy <kmacy@freebsd.org> wrote:
>
>
> On Monday, September 26, 2011, Adrian Chadd <adrian@freebsd.org> wrote:
>> On 26 September 2011 13:41, Arnaud Lacombe <lacombar@gmail.com> wrote:
>>> =A0/*
>>> =A0 * XXX
>>> =A0 * This entire block sorely needs a rewrite.
>>> =A0 */
>>> =A0 =A0 =A0 =A0if (t &&
>>> =A0 =A0 =A0 =A0 =A0 =A0((t->inp_flags & INP_TIMEWAIT) =3D=3D 0) &&
>>> =A0 =A0 =A0 =A0 =A0 =A0(so->so_type !=3D SOCK_STREAM ||
>>> =A0 =A0 =A0 =A0 =A0 =A0 ntohl(t->inp_faddr.s_addr) =3D=3D INADDR_ANY) &=
&
>>> =A0 =A0 =A0 =A0 =A0 =A0(ntohl(sin->sin_addr.s_addr) !=3D INADDR_ANY ||
>>> =A0 =A0 =A0 =A0 =A0 =A0 ntohl(t->inp_laddr.s_addr) !=3D INADDR_ANY ||
>>> =A0 =A0 =A0 =A0 =A0 =A0 (t->inp_socket->so_options &
>>> =A0 =A0 =A0 =A0 =A0 SO_REUSEPORT) =3D=3D 0) &&
>>> =A0 =A0 =A0 =A0 =A0 =A0(inp->inp_cred->cr_uid !=3D
>>> =A0 =A0 =A0 =A0 =A0 =A0 t->inp_cred->cr_uid))
>>> =A0 =A0 =A0 =A0 =A0return (EADDRINUSE);
>>> =A0 =A0 =A0}
>>>
>>> more specifically, `t->inp_socket' is NULL. The top comment may not be
>>> relevant, as it's been here for the past 8 years.
>>
>> Why would t->inp_socket be NULL at this point?
>
> TIME_WAIT ...
>
on UDP socket ?

 - Arnaud