On Wed, Apr 11, 2018 at 4:26 PM, Stephan Müller wrote:
> Hi Dimitry,
>
> This fix prevents the kernel from crashing when injecting the fault.
Good!
> Stack traces are yet shown but I guess that is expected every time
> a fault is injected.
Yes, nothing to fix here.
> As to why KASAN did not no
Hi Dimitry,
This fix prevents the kernel from crashing when injecting the fault.
Stack traces are yet shown but I guess that is expected every time
a fault is injected.
As to why KASAN did not notice this one, I am not sure. Maybe it is
because I use two buffer pointers to point to (almost) the
Am Mittwoch, 11. April 2018, 14:29:45 CEST schrieb Dmitry Vyukov:
Hi Dmitry,
>
> What do you mean by description of the fault?
> It's kernel standard FAULT_INJECTION facility, it injects faults
> mainly into kmalloc/slab_alloc (also in a bunch of other things, but
> in this case this seems to be
On Tue, Apr 10, 2018 at 5:35 PM, Stephan Mueller wrote:
> Am Dienstag, 10. April 2018, 17:23:46 CEST schrieb Dmitry Vyukov:
>
> Hi Dmitry,
>
>> Stephan,
>>
>> Do you have any hypothesis as to why this is not detected by KASAN and
>> causes silent corruptions?
>> We generally try to understand such
Am Dienstag, 10. April 2018, 17:23:46 CEST schrieb Dmitry Vyukov:
Hi Dmitry,
> Stephan,
>
> Do you have any hypothesis as to why this is not detected by KASAN and
> causes silent corruptions?
> We generally try to understand such cases and improve KASAN so that it
> catches such cases more relia
On Mon, Apr 9, 2018 at 9:57 AM, Dmitry Vyukov wrote:
> On Mon, Apr 9, 2018 at 7:40 AM, Stephan Mueller wrote:
>> Am Montag, 9. April 2018, 00:46:03 CEST schrieb Theodore Y. Ts'o:
>>
>> Hi Theodore,
>>>
>>> So the syzbot will run while the patch goes through the normal e-mail
>>> review process, w
On Mon, Apr 9, 2018 at 7:40 AM, Stephan Mueller wrote:
> Am Montag, 9. April 2018, 00:46:03 CEST schrieb Theodore Y. Ts'o:
>
> Hi Theodore,
>>
>> So the syzbot will run while the patch goes through the normal e-mail
>> review process, which is kind of neat. :-)
>
> Thank you very much for the hin
Am Montag, 9. April 2018, 00:46:03 CEST schrieb Theodore Y. Ts'o:
Hi Theodore,
>
> So the syzbot will run while the patch goes through the normal e-mail
> review process, which is kind of neat. :-)
Thank you very much for the hint. That is a neat feature indeed.
As I came late to the party and
On Sun, Apr 08, 2018 at 09:07:03PM +0200, Stephan Müller wrote:
> Can you please check whether the attached patch fixes the issue?
>
Stephan,
FYI, if you incude in your e-mail "#syz test " as
the first line of your patch and the syzbot e-mail is cc'ed, the
syzbot will automatically apply the pa
