commit 98af4d4df889dcea3bc0ce6b8a04759658ba8826 upstream. Register default sysfs groups during device_add_disk() to avoid a race condition with udev during startup. Signed-off-by: Hannes Reinecke <hare@suse.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Nitin Gupta <ngupta@vflare.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Jeffle Xu <jefflexu@linux.alibaba.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>