Re: BUG: unable to handle kernel NULL pointer dereference in __list_del_entry_valid

Dmitry Vyukov
2017-12-19T16:40:42Z

On Tue, Dec 19, 2017 at 2:42 PM, Michal Hocko <mhocko@kernel.org> wrote:
>> >> > Can we silence this duplicates [1] please?
>> >> >
>> >> > [1] http://lkml.kernel.org/r/001a1140f57806ebef05608b25a5@google.com
>> >>
>> >> Hi Michal,
>> >>
>> >> What exactly do you mean?
>> >>
>> >> These 2 are the same email with the same Message-ID just on different
>> >> mailing lists. I don't see anything wrong here.
>> >
>> > Hmm the other one has Message-id: 001a1140f57806ebef05608b25a5@google.com
>> > while this one has 001a11452568f5857c0560b0dc0e@google.com
>>
>> Ah, I see.
>> These are reported separately because the crashes are titled
>> differently. Kernel titled one as "general protection fault" and
>> another as "BUG: unable to handle kernel NULL pointer dereference".
>
> Ahh, OK, so I've missed that part ;) I just thought it was duplicate
> because the report seemed very familiar.

So are these duplicates? If yes, we need to tell this syzbot:

> syzbot will keep track of this bug report.
> To mark this as a duplicate of another syzbot report, please reply with:
> #syz dup: exact-subject-of-another-report
> Note: all commands must start from beginning of the line in the email body.