On Thu, 2 Jun 2022 21:03:44 +0900, Damien Le Moal wrote:
> The bio and rq fields of struct nullb_cmd are now overlapping in a
> union. So we cannot use a test on ->bio being non-NULL to detect the
> NULL_Q_BIO queue mode. null_zone_write() use such broken test to set the
> sector position of a zone append write in the command bio or request.
> When the null_blk device uses the NULL_Q_MQ queue mode,
> null_zone_write() wrongly end up setting the bio sector position,
> resulting in the command request to be broken and random crashes
> following.
>
> [...]
Applied, thanks!
[1/1] block: null_blk: Fix null_zone_write()
commit: aacae8c469f9ce4b303a2eb61593ff522c1420bc
Best regards,
--
Jens Axboe
