(In reply to comment #141)
> If someone has a way to reliably reproduce the 'Packet0 not allowed!' error,
> please file a separate report for that. Or, if you know at least which
> process triggers it, you can run that process with the environment variable
> RADEON_DUMP_CS=1, and it should print a dump of the failed command stream(s)
> on stderr.
> 
> P.S. I'm afraid this report has turned into a train wreck, it's impossible
> to keep track of who encountered what issue(s) under what circumstances.

I opened Bug 84500 just for Packet0.