Re: [syzbot] [xfs?] INFO: task hung in clean_bdev_aliases

From: Aleksandr Nogikh
Date: Wed Sep 20 2023 - 04:57:13 EST


#syz set subsystems: iomap

On Fri, Sep 8, 2023 at 10:28 AM Christoph Hellwig <hch@xxxxxx> wrote:
>
> On Wed, Sep 06, 2023 at 07:20:15PM +0200, Aleksandr Nogikh wrote:
> >
> > The reason why syzbot marked this report as xfs is that, per
> > MAINTAINERS, fs/iomap/ points to linux-xfs@xxxxxxxxxxxxxxx. I can
> > adjust the rules syzbot uses so that these are routed to "block".
> >
> > But should MAINTAINERS actually also not relate IOMAP FILESYSTEM
> > LIBRARY with xfs in this case?
>
> I'd tag it with iomap, as it's a different subsystem just sharing
> the mailing list. We also have iommu@xxxxxxxxxxxxxxx for both the
> iommu and dma-mapping subsystems as a similar example.
>
> But what's also important for issues like this is that often the
> called library code (in this case iomap) if often not, or only
> partially at fault. So capturing the calling context (in this
> case block) might also be useful.
>
> And to get out of these meta discussions: I'll look into the actual
> issues in a bit, I'll try to find time despite travelling.
>