Re: tty TTY_HUPPED anomaly

From: Jiri Slaby
Date: Wed Jan 04 2012 - 15:28:18 EST


On 01/04/2012 07:59 PM, Mark Hounschell wrote:
>> I would guess (given the distro change is the trigger) that you've got a
>> SuSE problem not a kernel one. The kernel behaviour and code looks
>> correct. My guess therefore is that newer SuSE is running stuff in the
>> boot which is probing serial ports and messing with the carrier wrongly
>> and in ways it didn't use to. That would fit the fact that something
>> similarly broken has apparently also appeared in the Fedora user space
>> bootup.

And we (suse) have a report for enterprise, that says ModemManager
causes a similar issue. Could you perhaps check whether you have that
thing installed?

thanks,
--
js
suse labs
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