On Wed 2020-07-08 09:09:00, Marek Szyprowski wrote: > Since commit 4977caef05aa ("kthread: work could not be queued when worker > being destroyed") This commit should disappear from linux-next soon. We did not expect that it would cause these warnings. We first want to fix the callers before we put it back. > there is a warning when kworker is used without the > internal 'task' entry properly initialized. Fix this by using > a kthread_create_worker() helper instead of open-coding a kworker > initialization. But the fix is great and makes sense on its own. The use of kthread_create_worker() simplifies the code. It uses the kthread worker API the right way. It will eventually allow to remove the FIXME in kthread_worker_fn() and add more consistency checks. I would use the above reasoning instead of the backtrace in the commit message. And feel free to use: Reviewed-by: Petr Mladek <pmladek@xxxxxxxx> Best Regards, Petr Mladek