Re: [PATCH v3] fuse: In fuse_flush only wait if someone wants the return code

From: Tycho Andersen
Date: Tue Jan 03 2023 - 09:51:37 EST


On Mon, Dec 19, 2022 at 12:16:50PM -0700, Tycho Andersen wrote:
> On Thu, Dec 08, 2022 at 10:49:30AM -0700, Tycho Andersen wrote:
> > On Thu, Dec 08, 2022 at 03:26:19PM +0100, Miklos Szeredi wrote:
> > > On Mon, 28 Nov 2022 at 16:01, Tycho Andersen <tycho@tycho.pizza> wrote:
> > > >
> > > > Hi Milkos,
> > > >
> > > > On Mon, Nov 14, 2022 at 09:02:09AM -0700, Tycho Andersen wrote:
> > > > > v3: use schedule_work() to avoid other sleeps in inode_write_now() and
> > > > > fuse_sync_writes(). Fix a UAF of the stack-based inarg.
> > > >
> > > > Thoughts on this version?
> > >
> > > Skipping attr invalidation on success is wrong.
> >
> > Agreed, that looks like my mistake.
> >
> > > How about the attached (untested) patch?
> >
> > It passes my reproducer with no warnings or anything. Feel free to
> > add:
> >
> > Tested-by: Tycho Andersen <tycho@tycho.pizza>
> >
> > if you want to commit it.
>
> Ping, thoughts on landing this?

Happy new year all. Any update here?

Thanks,

Tycho