From owner-freebsd-current@freebsd.org  Tue Sep  4 21:07:57 2018
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Date: Wed, 5 Sep 2018 00:07:55 +0300
From: Lev Serebryakov <lev@FreeBSD.org>
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Organization: FreeBSD
Message-ID: <1155442880.20180905000755@serebryakov.spb.ru>
To: FreeBSD Current <freebsd-current@freebsd.org>
Subject: sh(1) and more(1) hangs on serial terminal at [ttydcd] state.
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Hello FreeBSD,

 When I use serial console (configured as console + "getty std.115200
xterm"), csh works perfectly Ok, but "sh" and "more" lockss forever. If I hit
^T system shows that locked process is in "[ttydcd]" state. ^C kills locked
process.

 What do I have misconfigured?

-- 
Best regards,
 Lev                          mailto:lev@FreeBSD.org