From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Date: Mon, 27 Jul 2020 16:45:08 +0000 Subject: Re: divide error in fbcon_switch Message-Id: <0000000000009c18f005ab6f0bc0@google.com> List-Id: In-Reply-To: <00000000000072cb4c0598d25a69@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: b.zolnierkie@samsung.com, daniel.thompson@linaro.org, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, ghalat@redhat.com, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, penguin-kernel@I-love.SAKURA.ne.jp, penguin-kernel@i-love.sakura.ne.jp, sam@ravnborg.org, syzkaller-bugs@googlegroups.com syzbot suspects this issue was fixed by commit: commit ce684552a266cb1c7cc2f7e623f38567adec6653 Author: Tetsuo Handa Date: Sun Jul 12 11:10:12 2020 +0000 vt: Reject zero-sized screen buffer size. bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=155549c4900000 start commit: 76bb8b05 Merge tag 'kbuild-v5.5' of git://git.kernel.org/p.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=DD226651cb0f364b dashboard link: https://syzkaller.appspot.com/bug?extid=13013adc4a234406c29e syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17d69aeae00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13fdcc2ae00000 If the result looks correct, please mark the issue as fixed by replying wit= h: #syz fix: vt: Reject zero-sized screen buffer size. For information about bisection process see: https://goo.gl/tpsmEJ#bisection