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AJvYcCXfIvPuX4tRh4fyJjvEc+mO9JQkNzXPNEtkBBP4XlXBesyf7M0UqOBThcpoWpvesw1+hNn+4kB6RLB6z9c=@vger.kernel.org X-Gm-Message-State: AOJu0YzUBRsBgqwQ2xy/PbV5LtQ33U/2bObUU69RI5LOUdbibpSVZOrV 1TxGUnv/82ZlQ/Ell+WuPTXbpIQUummNZ75GKn2jNJ01uRT9QRmOVJiJ4zTVXQqqyIiRz+Fd6p9 tATpH9H4cppLWmKnoeY6rGMTmXtVSfiLJ3pYtSoUefTFBmI/rX7nCjkc= X-Google-Smtp-Source: AGHT+IHH2UZ24a1vVSc4JnsX0rFy8xiob1jrG+ea8/xUTIzY/BFM7f7FTUMe1TTcaEfeS6i/dhKbK5rGu1tBCpusren4QEUxjOh3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:13a8:b0:3ce:7cf3:27be with SMTP id e9e14a558f8ab-3cf743e096amr62226885ab.4.1737224702243; Sat, 18 Jan 2025 10:25:02 -0800 (PST) Date: Sat, 18 Jan 2025 10:25:02 -0800 In-Reply-To: <000000000000bf0b1f060a2d9bea@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <678bf1fe.050a0220.303755.002c.GAE@google.com> Subject: Re: [syzbot] [dri?] divide error in drm_mode_debug_printmodeline From: syzbot To: airlied@gmail.com, airlied@linux.ie, dakr@redhat.com, daniel.vetter@ffwll.ch, daniel.vetter@intel.com, daniel@ffwll.ch, dri-devel@lists.freedesktop.org, eadavis@qq.com, jani.nikula@intel.com, jani.nikula@linux.intel.com, kherbst@redhat.com, linux-kernel@vger.kernel.org, lizhi.xu@windriver.com, lyude@redhat.com, maarten.lankhorst@linux.intel.com, mazinalhaddad05@gmail.com, melissa.srw@gmail.com, mripard@kernel.org, nouveau@lists.freedesktop.org, simona@ffwll.ch, syzkaller-bugs@googlegroups.com, tzimmermann@suse.de, ville.syrjala@linux.intel.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable syzbot suspects this issue was fixed by commit: commit 9398332f23fab10c5ec57c168b44e72997d6318e Author: Ville Syrj=C3=A4l=C3=A4 Date: Fri Nov 29 04:26:28 2024 +0000 drm/modes: Avoid divide by zero harder in drm_mode_vrefresh() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=3D11797a185800= 00 start commit: ac347a0655db Merge tag 'arm64-fixes' of git://git.kernel.o.= . git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=3D88e7ba51eecd9cd= 6 dashboard link: https://syzkaller.appspot.com/bug?extid=3D2e93e6fb36e6fdc56= 574 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=3D11252f9768000= 0 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=3D10fd2498e80000 If the result looks correct, please mark the issue as fixed by replying wit= h: #syz fix: drm/modes: Avoid divide by zero harder in drm_mode_vrefresh() For information about bisection process see: https://goo.gl/tpsmEJ#bisectio= n