From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f48.google.com (mail-pj1-f48.google.com [209.85.216.48]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6973E217F54 for ; Wed, 4 Dec 2024 17:34:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.48 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733333700; cv=none; b=uQL/MoDiXuALWCDt2nWLE3h/Qr+WwKbjv354/eSgikEaeddJKqhiThNBRui1M2C79+Dh9QkSLzLmwFjAMfskUqRkTbPEU1YXHLNQTMipjbBOFmo8079jJfIGStKWzcSOjl5KdoQ25d0yL6xCpCxhjwYMeiIIOI2d/ga7wFwIDKo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733333700; c=relaxed/simple; bh=dlihfuBp2YdmTwP/7phGNNouqWJWqjGdJ8qALliZeIY=; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject: To:Cc:Content-Type; b=oOh4bxHwNqYLoFVXMTaBhbc8nNm/56G8YXwKFO0mWYotbPtYzGDUdot6f+qKI2Ia5g+PFjHvDUmcj0IktqADJeVfE9P19jGqtzmd1u/mHQJSPE8dcQG8Aimkco8fcB9KrCDergT6AorwrLAvf9He6lFqg3WM2Pzojg5+uOWYVSY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=N0qLsgi0; arc=none smtp.client-ip=209.85.216.48 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="N0qLsgi0" Received: by mail-pj1-f48.google.com with SMTP id 98e67ed59e1d1-2ee74291415so46857a91.3 for ; Wed, 04 Dec 2024 09:34:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1733333699; x=1733938499; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=dlihfuBp2YdmTwP/7phGNNouqWJWqjGdJ8qALliZeIY=; b=N0qLsgi0Q029EI7QXQLQ8NRybU6WOfneD5UhNYsy0RKlgZ+1XxqRBrtI8QXkqj3IlC smbMCVRFzD83cJjbOGFnUivl7R9ux0hZ5d3jnVo9hRE3hEd24CVzQlTqPxbfBGO1TfnU r8NVRn7uhschJCYVp6DyvytBCU1ab/kf6PmdBaNmZdgGhxbRzXy6k72ti1d99oWH6/qz Nt/E2QOiR3EBkO29GU3IBFt5HRasqMFD8czBUor7siB+AnV5d56l+AOgTNATKDI/1Mse Wn9LGzTo1/rwliCCfoH1zhgsoPWSZbAbd84hMJco4wcsM4x01R8drzyOTXmDELQP0YCW xalw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733333699; x=1733938499; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=dlihfuBp2YdmTwP/7phGNNouqWJWqjGdJ8qALliZeIY=; b=K8Was0oD1xLML4KoFQ8LRUAaMvSsCHEjqnvrx4YH/kI08omQKUPIYGSj7vftfavqFF PaShCGxdOI+JdbOFg9G4kJWl96EgUWw6i9I2nFtb2R6b+KWRAp/N/AdtpBG2VT56ayq7 b7LnBl8m2S9KWqz2n5/jyak/Ymp4CCAeS+mo46bAYkfF0MTQ6TrbAk43ps6lsvkmcjRA xXSeX/chbKHZOFg8Ylnx1Eg27gsos8YSiZC8fhIRGyLKFmCLbNsThjsu9qqwNAwz9iXg ZDVbdj68B8A5xYK9IIX0W4UmdjDNFiQ9QXxxcHnVfh+bkusQO/SHqF40hbgB8Na2vJwX EztA== X-Forwarded-Encrypted: i=1; AJvYcCVz1vGHEwtFDUmtPwbuFjfRAPdsgcShsXugrfEhqS1ZsmON6F8hxffutfZaPJRK5PxCs4/kRCAQNg==@vger.kernel.org X-Gm-Message-State: AOJu0Yw22OG6s1n2FSK3w0JorGQSOZXGH5K9pZV10M5Ts3yAJ9GEYM8K OcZos0ZANwsFP0v5KxPmtRNv89jOC23wcKfgQpy6lfEAGIvF6KRS76tGAsTt8xJzdZatAm7rGvA 92jEe4PJjMaQsogeuG0PjAlTnod11NiZqvVz3 X-Gm-Gg: ASbGncuHXDtLRy5C8YBBw54WTH2uVVUWnIHaQKiuvZpwopZOBylIpB6BdOu6w547sf1 egxzKavV4qsvbU+5O0FvV97IlWlZ1XgHaz3ri3ws7Api4pkyAQCoYIxrJNYWnKQ== X-Google-Smtp-Source: AGHT+IHRzC2VYGKnvKMJTo0lMqyoXM3QWGse1yWJvWexAnmSFEoDo0s4BM0ZVzAdXpM8Wl3GTl7EyEL7ik5RHAsQBfQ= X-Received: by 2002:a17:90b:3b4c:b0:2ee:bc7b:9237 with SMTP id 98e67ed59e1d1-2ef1cf04837mr7054839a91.27.1733333698535; Wed, 04 Dec 2024 09:34:58 -0800 (PST) Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <67253504.050a0220.3c8d68.08e1.GAE@google.com> <67272d83.050a0220.35b515.0198.GAE@google.com> <1ce3a220-7f68-4a68-a76c-b37fdf9bfc70@kernel.dk> <9e8ccb61-e77a-4354-a848-81242625658c@kernel.dk> In-Reply-To: <9e8ccb61-e77a-4354-a848-81242625658c@kernel.dk> From: Aleksandr Nogikh Date: Wed, 4 Dec 2024 18:34:47 +0100 Message-ID: Subject: Re: [syzbot] [io-uring?] general protection fault in io_sqe_buffer_register To: Jens Axboe Cc: syzbot , io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, Dec 4, 2024 at 6:14=E2=80=AFPM Jens Axboe wrote: > > On 12/4/24 10:11 AM, Aleksandr Nogikh wrote: > > Hi Jens, > > > > Just in case: > > > > Syzbot reported this commit as the result of the cause (bug origin) > > bisection, not as the commit after which the problem was gone. So > > (unless it actually is a fixing commit) reporting it back via #syz fix > > is not correct. > > The commit got fixed, and hence there isn't a good way to convey this > to syzbot as far as I can tell. Just marking the updated one as the > fixer seems to be the best/closest option. > > Other option is to mark it as invalid, but that also doesn't seem right. > > I'm fine doing whatever to get issues like this closed, but it's not > an uncommon thing to have a buggy commit that's not upstream yet be > fixed up and hence not have the issue anymore. I see. You are right, thanks for the explanation! There's indeed no better way to convey this at the moment. I've filed https://github.com/google/syzkaller/issues/5567 to discuss what can be done. --=20 Aleksandr > > -- > Jens Axboe > > --