sparc64 if_bridge broken between BETA4 and BETA5

Andrew Thompson thompsa at
Wed Sep 21 12:14:27 PDT 2005

On Wed, Sep 21, 2005 at 07:23:43PM +0200, Peter van Dijk wrote:
> Hello,
> with 6.0-BETA4 (from september 10th) if_tap and if_bridge cooperate
> perfectly.
> After upgrading to BETA5 my machine panics seconds after I ifconfig
> bridge0 up.. I tested if_tap independently and it is fine; if_bridge
> panics without if_tap too.

Thanks for the report.

> The error message is along the lines of 'unaligned access'. I'm sorry
> I don't have more information right now; my keyboard doesn't work in
> the kernel debugger and my serial cable is not here.
> Running a BETA5 kernel with the .ko from BETA4 produces the same
> panic.
> If anything else is needed, please ask; hints on getting my keyboard
> working again (I seem to recall it worked with 5.3) are welcome too :)
> I may have misplaced options in the general area of syscons..

If there is any chance you could get a backtrace or a line number it
would be great. I'll start looking at this problem now.


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