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Date:      Wed, 22 Dec 2021 12:41:09 +0000
From:      bugzilla-noreply@freebsd.org
To:        net@FreeBSD.org
Subject:   [Bug 260393] Page Fault tcp_output/tcp_input
Message-ID:  <bug-260393-7501-zkV0TZ1eoA@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-260393-7501@https.bugs.freebsd.org/bugzilla/>
References:  <bug-260393-7501@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D260393

--- Comment #41 from Hans Petter Selasky <hselasky@FreeBSD.org> ---
I note that in order to reach the sbdrop() where we panic happens we need to
pass:

if (tp->t_state =3D=3D TCPS_ESTABLISHED)

But:

tp->t_state =3D 8 (TCPS_LAST_ACK)

So that means there is a race somewhere.

--HPS

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