Re: KASAN: use-after-free Read in __io_remove_buffers

From: Dylan Yudaken
Date: Tue Jul 26 2022 - 04:43:18 EST


On Mon, 2022-07-25 at 22:00 -0700, Dipanjan Das wrote:
>
> > On Thu, Jul 21, 2022 at 4:06 AM Dylan Yudaken <dylany@xxxxxx>
> > wrote:
> > >
> > > Both of the bug reports you sent seem to be fixed by the patch I
> > > just
> > > sent.
> > >
> > > This one however does not seem to terminate once fixed. Is there
> > > an
> > > expected run time?
> >
>
> We can confirm that the C-repro hangs while the syz-repro does not.
> For the unpatched kernel, the repro triggers the bug in less than a
> minute.
>
>

Great, thanks for confirming.