On 2/1/24 08:34, Zhaoyang Huang wrote: > On Wed, Jan 31, 2024 at 9:07 PM Niklas Cassel <Niklas.Cassel@xxxxxxx> wrote: >> This sound like either a bug in the FS or by some of your local changes >> that you did for your other patch (ioprio based on activity). > Yes. That's why I would like to suggest adding some information here > to help developers find the clue quickly. The backtrace was not clear enough ? When a request reaches mq-deadline, the request priority is supposed to be correct already. Your changes had a bug and broke that assumption. Please fix that instead of adding error messages for errors that should never happen in the first place. -- Damien Le Moal Western Digital Research