I think this bug may be closed. I posted it to xen devel list and get answer: "It's really an unsupported configuration. If you want to limit dom0 vcpus then dom0_max_vcpus= on Xen command line is the correct way."
http://lists.xensource.com/archives/html/xen-devel/2011-08/msg00665.html -- Konstantin -- To UNSUBSCRIBE, email to debian-kernel-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/camb_disqtxxlrayzhk-0ahxowmhbe00bsv3cpjzoybb7knj...@mail.gmail.com