On Tue, Jun 15, 2021 at 7:52 PM Christoph Hellwig <hch@xxxxxx> wrote:
>
> On Mon, Jun 14, 2021 at 02:40:58PM +0200, Bruno Goncalves wrote:
> > Hi,
> >
> > We've noticed a kernel oops during the stress-ng test on aarch64 more log
> > details on [1]. Christoph, do you think this could be related to the recent
> > blk_cleanup_disk changes [2]?
>
> It doesn't really look very related. Any chance you could bisect it?
It should be the wrong order between freeing tagset and cleanup disk:
static void loop_remove(struct loop_device *lo)
{
...
blk_mq_free_tag_set(&lo->tag_set);
blk_cleanup_disk(lo->lo_disk);
...
}
