From: "John Stoffel" <john@stoffel.org>
To: Russell King <rmk+lkml@arm.linux.org.uk>
Cc: John Stoffel <john@stoffel.org>,
linux-kernel@vger.kernel.org, akpm@osdl.org
Subject: Re: 2.6.18-rc1-mm1 - bad serial port count messages
Date: Tue, 11 Jul 2006 16:02:45 -0400 [thread overview]
Message-ID: <17588.997.688135.786150@stoffel.org> (raw)
In-Reply-To: <20060711185630.GA1240@flint.arm.linux.org.uk>
Russell> On Tue, Jul 11, 2006 at 09:20:29AM -0400, John Stoffel wrote:
>> I'm getting the following messages in dmesg:
>>
>> uart_close: bad serial port count; tty->count is 1, state->count is 0
>> uart_close: bad serial port count for ttyS0: -1
>> uart_close: bad serial port count for ttyS0: -1
Russell> I assume that it's 100% reproducable, and doesn't happen with
Russell> mainline?
Not sure, haven't rebooted yet to make sure it happens again. The
hardware is a Dell Dimension 630, Dual Xeon PIII 550mhz, 768mb of
RAM. It's been my main machine for a number of years now.
Russell> I'm not aware of any serial core patches in -mm which would
Russell> produce this type of breakage - maybe there's something funny
Russell> with the tty layer in that it's trying to close the port more
Russell> times than it's been opened... Hmm.
I thought I saw something float by where someone had raised some new
locking or count variables? I dunno... I'll work on it tonight and
see what happens after another reboot.
John
next prev parent reply other threads:[~2006-07-11 20:02 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-11 13:20 2.6.18-rc1-mm1 - bad serial port count messages John Stoffel
2006-07-11 18:56 ` Russell King
2006-07-11 20:02 ` John Stoffel [this message]
2006-07-11 20:15 ` Russell King
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