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...r Maintainer, Creating a new HVM domU fails with the following error: map shared IO page returned error 22 I've narrowed it down to qemu-dm which fails to start: # /usr/lib/xen-4.1/bin/qemu-dm [...] qemu_map_cache_init nr_buckets = 10000 size 4194304 errno0 = 2 domid = -1 shared page at pfn 0 errno1 = 3 errno2 = 22 map shared IO page returned error 22 I added some errno debug then rebuilt and reinstalled the package using apt-src, here is the diff: diff --git a/qemu/hw/xen_machine_fv.c b/qemu/hw/xen_machine_fv.c index a353ee6..fe7a914 100644 --- a/qemu/hw/xen_machine_fv.c +++ b/qemu/hw/xen_ma...