Messages in this thread | | | From | Jens Axboe <> | Subject | Re: [PATCH] block: Do not call blk_put_queue() if gendisk allocation fails | Date | Fri, 12 Aug 2022 06:42:11 -0600 |
| |
On Thu, 11 Aug 2022 20:23:37 -0300, Rafael Mendonca wrote: > Commit 6f8191fdf41d ("block: simplify disk shutdown") removed the call > to blk_get_queue() during gendisk allocation but missed to remove the > corresponding cleanup code blk_put_queue() for it. Thus, if the gendisk > allocation fails, the request_queue refcount gets decremented and > reaches 0, causing blk_mq_release() to be called with a hctx still > alive. That triggers a WARNING report, as found by syzkaller: > > [...]
Applied, thanks!
[1/1] block: Do not call blk_put_queue() if gendisk allocation fails commit: aa0c680c3aa96a5f9f160d90dd95402ad578e2b0
Best regards, -- Jens Axboe
| |