From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from netrider.rowland.org (netrider.rowland.org [192.131.102.5]) by smtp.subspace.kernel.org (Postfix) with SMTP id 403691361DF for ; Thu, 29 Feb 2024 16:12:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.131.102.5 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709223157; cv=none; b=swYHECdtX7egygYsHZQXl/zonMYp6MDT5bcjCNDGi9OX0Nwg+4h45A8iJDD+xx55u9I+vtRuxh4y65JjvcvXdj9vtl1fisUCDqnECrAY+wTTo80HGGmDyt/71AxuMGPKCAqYU8oGRu4WBsr8A29pN04Al/yCumlwyToqRlxQKBw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709223157; c=relaxed/simple; bh=xE7eCf2afOkbN/IXPS0kJovnnnCwLLZjFOX4LCX4JMk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qIcxo74xvdZaenKyPiLqKVkjUNXaYW3NJXDnPo/YCh5QcQxHaa6cGhwh2BBwr+kDE2xAqQfDUNTKdi1p6Q9RhSaspagm0LVC27vtR97OXRUUa7Je64c3/18pK5PJ6/oqBI6BvtgafODnoxpFRKJbQ0V5OLTD+sXPEzw3EkxQxA0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=rowland.harvard.edu; spf=pass smtp.mailfrom=netrider.rowland.org; arc=none smtp.client-ip=192.131.102.5 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=rowland.harvard.edu Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=netrider.rowland.org Received: (qmail 827938 invoked by uid 1000); 29 Feb 2024 11:12:27 -0500 Date: Thu, 29 Feb 2024 11:12:27 -0500 From: Alan Stern To: Aleksandr Nogikh Cc: syzbot , 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 Message-ID: <914a01e5-9c7d-4f2c-9d2b-c5c8c99b4a0e@rowland.harvard.edu> References: <8fe3f46c-4ee5-4597-bf2d-12a5d634a264@rowland.harvard.edu> <0000000000008b026406126a4bbe@google.com> <13add23d-af18-4f84-9f1a-043932a9712b@rowland.harvard.edu> <380909e4-6e0a-402f-b3ac-de07e520c910@rowland.harvard.edu> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Thu, Feb 29, 2024 at 04:40:05PM +0100, Aleksandr Nogikh wrote: > On Wed, Feb 28, 2024 at 8:18 PM Alan Stern 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? Alan Stern