From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Date: Wed, 04 Dec 2019 21:41:01 +0000 Subject: Re: KASAN: slab-out-of-bounds Read in fbcon_get_font Message-Id: <0000000000003e640e0598e7abc3@google.com> List-Id: In-Reply-To: <0000000000002cfc3a0598d42b70@google.com> References: <0000000000002cfc3a0598d42b70@google.com> In-Reply-To: <0000000000002cfc3a0598d42b70@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: aryabinin@virtuozzo.com, b.zolnierkie@samsung.com, daniel.thompson@linaro.org, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, dvyukov@google.com, ghalat@redhat.com, gleb@kernel.org, gwshan@linux.vnet.ibm.com, hpa@zytor.com, jmorris@namei.org, kasan-dev@googlegroups.com, kvm@vger.kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, maarten.lankhorst@linux.intel.com, mingo@redhat.com, mpe@ellerman.id.au, pbonzini@redhat.com, penguin-kernel@i-love.sakura.ne.jp, ruscur@russell.cc, sam@ravnborg.org, serge@hallyn.com, stewart@linux.vnet.ibm.com, syzkaller-bugs@googlegroups.com, takedakn@nttdata.co.jp, tglx@linutronix.de, x86@kernel.org syzbot has bisected this bug to: commit 2de50e9674fc4ca3c6174b04477f69eb26b4ee31 Author: Russell Currey Date: Mon Feb 8 04:08:20 2016 +0000 powerpc/powernv: Remove support for p5ioc2 bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=127a042ae00000 start commit: 76bb8b05 Merge tag 'kbuild-v5.5' of git://git.kernel.org/p.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=117a042ae00000 console output: https://syzkaller.appspot.com/x/log.txt?x=167a042ae00000 kernel config: https://syzkaller.appspot.com/x/.config?x=DD226651cb0f364b dashboard link: https://syzkaller.appspot.com/bug?extidD55ca3b3291de891abc syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11181edae00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=105cbb7ae00000 Reported-by: syzbot+4455ca3b3291de891abc@syzkaller.appspotmail.com Fixes: 2de50e9674fc ("powerpc/powernv: Remove support for p5ioc2") For information about bisection process see: https://goo.gl/tpsmEJ#bisection