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Old 11-22-2008, 12:22 PM
Moritz Muehlenhoff
 
Default Bug#428847: linux-image-2.6.18-4-sparc64: Kernel oops on Ultra-10 serial break

On Thu, Jun 14, 2007 at 04:45:46PM +0000, Mark Morgan Lloyd wrote:
> Package: linux-image-2.6.18-4-sparc64
> Version: 2.6.18.dfsg.1-12etch2
> Severity: important
>
>
> Using a terminal emulator such as gtkterm or cu with either /dev/ttyS0 or
> /dev/ttyS1 on an Ultra-10 an incoming break condition (pins 2-3 wired
> together or RD touched to an active DTR) oopses the kernel reliably if
> the console is controlled by the Sun keyboard.
>
> This appears to not happen on an Ultra-1 (i.e. an SBus rather than PCI system)
> or if the Sun keyboard is disconnected with the console on ttyS1. This latter
> point makes it very difficult to get the text of the oops.
>
> I believe I first saw this trying to set up the nut UPS monitor which I've
> had working on older hardware and kernels.

Does this error still occur with more recent kernel versions?

If you're running Etch, could you try to reproduce this bug
with the 2.6.24 based kernel added in 4.0r4?
http://packages.qa.debian.org/l/linux-2.6.24.html

Cheers,
Moritz



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