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From: "Steven Hartland" <killing@multiplay.co.uk>
To: "Radim Kolar" <hsn@sendmail.cz>,
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Subject: Re: kern/189355: zfs panic on 10-stable
Date: Thu, 15 May 2014 19:59:28 +0100
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----- Original Message ----- 
From: "Radim Kolar" <hsn@sendmail.cz>
failing line 489 is:

        if (avl_numnodes(&vq->vq_active_tree) >= zfs_vdev_max_active)
                return (ZIO_PRIORITY_NUM_QUEUEABLE);

Ok so thats what I thought it was could you see what vq is?