From: Aleksandr Nogikh <nogikh@google.com>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: syzbot <syzbot+28748250ab47a8f04100@syzkaller.appspotmail.com>,
bvanassche@acm.org, emilne@redhat.com,
gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org,
linux-usb@vger.kernel.org, martin.petersen@oracle.com,
syzkaller-bugs@googlegroups.com, tasos@tasossah.com,
usb-storage@lists.one-eyed-alien.net
Subject: Re: [syzbot] [usb-storage?] divide error in isd200_ata_command
Date: Thu, 29 Feb 2024 18:57:54 +0100 [thread overview]
Message-ID: <CANp29Y65auc=aaxrpMS12x7g6GegQ9QFK7wVmc9HuTo=LNXTHw@mail.gmail.com> (raw)
In-Reply-To: <914a01e5-9c7d-4f2c-9d2b-c5c8c99b4a0e@rowland.harvard.edu>
On Thu, Feb 29, 2024 at 5:12 PM Alan Stern <stern@rowland.harvard.edu> wrote:
>
> On Thu, Feb 29, 2024 at 04:40:05PM +0100, Aleksandr Nogikh wrote:
> > On Wed, Feb 28, 2024 at 8:18 PM Alan Stern <stern@rowland.harvard.edu> wrote:
> > >
> > > On Wed, Feb 28, 2024 at 05:52:50PM +0100, Aleksandr Nogikh wrote:
> > > > Hi Alan,
> > > >
> > > > Please try it once more with the full commit hash.
> > >
> > > Thanks for the advice. Are you a good person to complain to about the
> > > difference between what syzbot provides and what it will accept? This
> > > bug report states
> > >
> > > HEAD commit: f2e367d6ad3b Merge tag 'for-6.8/dm-fix-3' of git://git.ker..
> > > git tree: upstream
> > >
> > > But if I specify "upstream" as the git tree on a syz test request, it
> > > doesn't accept it. Now you're suggesting that if I put f2e367d6ad3b as
> > > the commit ID, it won't accept it.
> > >
> > > There's probably already a bugfix request for this, but I'd like to push
> > > on it some more. Syzbot's output should be acceptable as its input!
> >
> > That all totally makes sense. Thanks for highlighting the problems!
> >
> > For accepting "upstream" (and alike) as input, there was already a github issue:
> > https://github.com/google/syzkaller/issues/2265
> > That syzbot is not able to fetch commits by their short hashes was
> > only discovered yesterday.
> >
> > I've just sent PRs with fixes for both issues.
> >
> > If there's anything else that can make syzbot reports better, please
> > let me know :)
>
> That's great news! Thanks a lot.
>
> How will we know when the fixes have been accepted and we can use them?
The features will become available several hours after these PRs are
approved and merged:
https://github.com/google/syzkaller/pull/4538
https://github.com/google/syzkaller/pull/4539
I think Tuesday or Wednesday next week are reasonable estimates :)
--
Aleksandr
>
> Alan Stern
prev parent reply other threads:[~2024-02-29 17:58 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-26 9:42 [syzbot] [usb-storage?] divide error in isd200_ata_command syzbot
2024-02-26 10:59 ` Oliver Neukum
2024-02-26 18:13 ` Alan Stern
2024-02-27 2:46 ` Martin K. Petersen
2024-02-27 3:05 ` Alan Stern
2024-02-28 16:20 ` Oliver Neukum
2024-02-28 19:23 ` Alan Stern
2024-02-27 19:36 ` Alan Stern
2024-02-28 5:20 ` syzbot
2024-02-28 16:12 ` Alan Stern
2024-02-28 16:13 ` syzbot
2024-02-28 16:52 ` Aleksandr Nogikh
2024-02-28 19:18 ` Alan Stern
2024-02-29 0:33 ` syzbot
2024-02-29 19:30 ` [PATCH] USB: usb-storage: Prevent divide-by-0 " Alan Stern
2024-03-01 1:11 ` Martin K. Petersen
2024-03-01 11:36 ` PrasannaKumar Muralidharan
2024-02-29 15:40 ` [syzbot] [usb-storage?] divide " Aleksandr Nogikh
2024-02-29 16:12 ` Alan Stern
2024-02-29 17:57 ` Aleksandr Nogikh [this message]
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