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

From: Dipanjan Das
Date: Tue Jul 26 2022 - 01:00:48 EST


> 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.


--
Thanks and Regards,

Dipanjan