On Mon, Mar 26, 2012 at 12:10:30AM -0700, Matt Thomas wrote: > > doesn't modctl/modload return some error which indicate the reason > > of failure? > > EPERM which isn't really useful.
Oddly enough, it actually fails with EPERM on Sparc, but with ENOSYS on Xen. Manuel pointed out that it might be kobj_load_vfs(), kobj_load_mem(), or kobj_stat() that returns ENOSYS. - Julka.