Re: sched/deadline: total_bw leak when a task leaves SCHED_DEADLINE while not queued

From: Tejun Heo

Date: Mon Nov 02 2026 - 15:19:04 EST


Hello, Juri.

On Mon, Nov 02, 2026 at 12:15:41PM +0100, Juri Lelli wrote:
> Would you be able to re-test with the patches at
>
> https://github.com/jlelli/linux.git fix/dl-total-bw-leak

On 473adf013e43, all three are fixed.

Tested-by: Tejun Heo <tj@xxxxxxxxxx>

> BTW, it looks like I could verify with reproducers I pushed to
> https://github.com/jlelli/sched-deadline-tests/commits/fix/dl-total-bw-leak-reproducer
> but I'm not sure if they are similar/equivalent to what you have at your
> end.

They cover the same cases as mine.

Thanks.

--
tejun