Re: 2.6.18-rc1-mm1 - bad serial port count messages

[John Stoffel]

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
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