On Thu, Sep 18, 2014 at 02:03:44PM +0200, Hans Petter Selasky wrote: H> #7 0xffffffff80b07863 in uma_zfree_arg (zone=0x0, item=0xfffff800114ee000, H> udata=0xffffffff81484760) udata here is uma_slab_t. Can you look at it? btw, is that reproducible on stable/10 or head? -- Totus tuus, Glebius.