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 X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 73A5AC433B4 for ; Sun, 2 May 2021 01:53:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 46AD561446 for ; Sun, 2 May 2021 01:53:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231739AbhEBByB (ORCPT ); Sat, 1 May 2021 21:54:01 -0400 Received: from mail-io1-f69.google.com ([209.85.166.69]:38829 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231266AbhEBByB (ORCPT ); Sat, 1 May 2021 21:54:01 -0400 Received: by mail-io1-f69.google.com with SMTP id v1-20020a5d94810000b02903e0f4d732b4so1109501ioj.5 for ; Sat, 01 May 2021 18:53:10 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=OaqvyMlXg8wGXZRGMIboAMoucZyr0AtXUbwHcvsJTxQ=; b=l24FoaAIc8AqtIcsxockSdBfRe8beGOWq5rQeS61zPbXr47NLVI0iD7qHRC2JVCuUH DsDdfiZWaHlF5IMWOF8l2DXyGJzru3dRG+NToGkPgZuNtI612IV8i34TR9xZjkv1alUO 1HtFpmkKwgRNOd8tHw0fIiuBlMwmdQblee4Z8QTgm4bcpuRjIiQNXmWHJS1dO9LSWyMr ppTal9/LbgtDa+n4J8hF/AiLW4Kay/FGGrHCZY/sgnzJfQ7NBwUxhp+WxvCX52ziSmv4 tnKIBPi0laK7a1ORBb+OgqNWBDg6OiBr3lxla2wahmETVBBkbxVDKZoP/b3gNQPw5qdm yU7g== X-Gm-Message-State: AOAM532w5GnyawoRxUJUkffnuFmkTiMxaU4mY0CXci0wvSq8QkLZ/7vZ xGh9v5uu0XZfoeCGPvj9KTF6l43qZONHkVuPPSkatY6eH6fB X-Google-Smtp-Source: ABdhPJzrDS4BZ0APncrMikVvdmVtL8AzN4r8IHRznwTpDU6fklt7kjPqWFHr3kUlkvmZAB5ysDk/ZrgPlZh+HISi5V3Ywm/O/0co MIME-Version: 1.0 X-Received: by 2002:a6b:7413:: with SMTP id s19mr9056934iog.151.1619920390173; Sat, 01 May 2021 18:53:10 -0700 (PDT) Date: Sat, 01 May 2021 18:53:10 -0700 In-Reply-To: <00000000000086452c05a51da504@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006bbd0c05c14f1b09@google.com> Subject: Re: [syzbot] BUG: unable to handle kernel paging request in vga16fb_imageblit (2) From: syzbot To: b.zolnierkie@samsung.com, colin.king@canonical.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jani.nikula@intel.com, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@i-love.sakura.ne.jp, 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 988d0763361bb65690d60e2bc53a6b72777040c3 Author: Tetsuo Handa Date: Sun Sep 27 11:46:30 2020 +0000 vt_ioctl: make VT_RESIZEX behave like VT_RESIZE bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15633759d00000 start commit: d2b6f8a1 Merge tag 'xfs-5.13-merge-3' of git://git.kernel... git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=17633759d00000 console output: https://syzkaller.appspot.com/x/log.txt?x=13633759d00000 kernel config: https://syzkaller.appspot.com/x/.config?x=53fdf14defd48c56 dashboard link: https://syzkaller.appspot.com/bug?extid=1f29e126cf461c4de3b3 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16d9ff43d00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10981693d00000 Reported-by: syzbot+1f29e126cf461c4de3b3@syzkaller.appspotmail.com Fixes: 988d0763361b ("vt_ioctl: make VT_RESIZEX behave like VT_RESIZE") For information about bisection process see: https://goo.gl/tpsmEJ#bisection