From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D11F5C433F5 for ; Fri, 21 Jan 2022 01:48:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348380AbiAUBsH (ORCPT ); Thu, 20 Jan 2022 20:48:07 -0500 Received: from mail-il1-f198.google.com ([209.85.166.198]:41553 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348338AbiAUBsG (ORCPT ); Thu, 20 Jan 2022 20:48:06 -0500 Received: by mail-il1-f198.google.com with SMTP id g2-20020a056e020d0200b002b979ebc1daso2524612ilj.8 for ; Thu, 20 Jan 2022 17:48:06 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=DanrII7rs7VHR9x2Ad6ztSAzc5bhObpiObDh8wKC9WU=; b=ULsNc16z/2qM62W5eJEiL0j94a4eUyjzj3ehTrZ+DC2uupO7LlVHYZPdX4NLCxGDvi c3L3XO0MRJFgrB2ts4s8eLeQzKCBHO48Kl75AqjExICGi9bQ6cxnJJJ8o4IVPilGkUXZ 5X3l468ZVd27w3r3i1zlZmeTHPwqvthj39R8c4DvLb+z2dSky01JMzteQl6aRKl6j0OU Tba8bWjmd76jnJQR7sDX7w03lHAgpt4yKg1j0WgMh7LCi/nH0hI8qEgRsv4QA/ly4zqi I4lCgTrtpIFRnc020GIar3KIoFfOp0p/QJUnHIDLR/fGDern1Sddp/Cdu0YqzomVSKZ2 3swA== X-Gm-Message-State: AOAM531Gxblh1QdqOtuDwih0zXQRpsaYiPCrlzDuKyxRj1Nrx89cNcB+ OzWWO0g9eA9PEqoNzBkgPklGIsY/IR1YTCHZ03NIsIckx2Z5 X-Google-Smtp-Source: ABdhPJwo+j/up45k23KzgrwwJOdQRYqe4wZFCj5sSOh1hefXEP0mn76QeYRFAhQgeYfh1ABeRjuYCNLoAcbb47n7Nx1OAC7WHPRo MIME-Version: 1.0 X-Received: by 2002:a02:2207:: with SMTP id o7mr751312jao.99.1642729686278; Thu, 20 Jan 2022 17:48:06 -0800 (PST) Date: Thu, 20 Jan 2022 17:48:06 -0800 In-Reply-To: <000000000000bbdd0405d120c155@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000069ab4805d60dcf4c@google.com> Subject: Re: [syzbot] KASAN: vmalloc-out-of-bounds Write in imageblit (2) From: syzbot To: bugs-a21@moonlit-rail.com, deller@gmx.de, dri-devel@lists.freedesktop.org, javierm@redhat.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maxime@cerno.tech, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org syzbot has bisected this issue to: commit 0499f419b76f94ede08304aad5851144813ac55c Author: Javier Martinez Canillas Date: Mon Jan 10 09:56:25 2022 +0000 video: vga16fb: Only probe for EGA and VGA 16 color graphic cards bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14c71e37b00000 start commit: 7fc5253f5a13 Add linux-next specific files for 20220120 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=16c71e37b00000 console output: https://syzkaller.appspot.com/x/log.txt?x=12c71e37b00000 kernel config: https://syzkaller.appspot.com/x/.config?x=94e8da4df9ab6319 dashboard link: https://syzkaller.appspot.com/bug?extid=14b0e8f3fd1612e35350 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=155dde3db00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=125298e0700000 Reported-by: syzbot+14b0e8f3fd1612e35350@syzkaller.appspotmail.com Fixes: 0499f419b76f ("video: vga16fb: Only probe for EGA and VGA 16 color graphic cards") For information about bisection process see: https://goo.gl/tpsmEJ#bisection