[Bug 260393] Page Fault tcp_output/tcp_input

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From: <bugzilla-noreply_at_freebsd.org>
Date: Wed, 22 Dec 2021 12:41:09 UTC

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=260393

--- 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 == TCPS_ESTABLISHED)

But:

tp->t_state = 8 (TCPS_LAST_ACK)

So that means there is a race somewhere.

--HPS

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