Sigma0 raised exception on boot

Adam Lackorzynski adam at
Wed Aug 3 22:51:33 CEST 2011

On Wed Aug 03, 2011 at 12:58:08 +0100, Anna Fischer wrote:
> I'm running Fiasco on the PandaBoard. On platform boot I'm getting an
> error that Sigma0 raised an exception and then Fiasco panics and the
> boot process stops.
> Any idea what the problem could be? I can't find any more information to
> debug this properly. I have compile Fiasco.OC and L4Re for the
> PandaBoard platform. The board has 1GB memory.
> KERNEL: Warning: Sigma0 raised an exception --> HALT
> Panic: ...
> Return reboots, "k" enters L4 kernel debugger...

In src/kern/thread-ipc.cpp, before the message "Sigma0 raised an
exception", please add an 'ts->dump();' and retry. This should show more
info on what's going on. This is something that should definitely not

Adam                 adam at

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