syzbot


KMSAN: uninit-value in get_block
Status: upstream: reported C repro on 2020/05/20 18:23
Reported-by: syzbot+6e056ee473568865f3e6@syzkaller.appspotmail.com
Fix commit: fs/minix: reject too-large maximum file size
Patched on: [ci-upstream-linux-next-kasan-gce-root], missing on: [ci-qemu-upstream ci-qemu-upstream-386 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386 ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 87d, last: 80d

Sample crash report:

Crashes (13):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kmsan-gce-386 2020/05/19 07:42 https://github.com/google/kmsan.git master 8b97c627 684d3606 .config log report syz C aeb@cwi.nl, akpm@linux-foundation.org, danarag@gmail.com, jack@suse.cz, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/24 00:06 https://github.com/google/kmsan.git master 8b97c627 9682898d .config log report danarag@gmail.com, deepa.kernel@gmail.com, jack@suse.cz, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/23 20:17 https://github.com/google/kmsan.git master 8b97c627 9682898d .config log report akpm@linux-foundation.org, danarag@gmail.com, dvlasenk@redhat.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/23 08:33 https://github.com/google/kmsan.git master 8b97c627 9682898d .config log report akpm@linux-foundation.org, dvlasenk@redhat.com, gregkh@linuxfoundation.org, jack@suse.cz, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/22 04:35 https://github.com/google/kmsan.git master 8b97c627 5afa2ddd .config log report akpm@linux-foundation.org, danarag@gmail.com, gregkh@linuxfoundation.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/21 15:17 https://github.com/google/kmsan.git master 8b97c627 1f30020f .config log report akpm@linux-foundation.org, deepa.kernel@gmail.com, jack@suse.cz, linux-kernel@vger.kernel.org, tglx@linutronix.de, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/18 22:24 https://github.com/google/kmsan.git master 8b97c627 684d3606 .config log report aeb@cwi.nl, akpm@linux-foundation.org, dvlasenk@redhat.com, linux-kernel@vger.kernel.org, pombredanne@nexb.com, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/18 22:00 https://github.com/google/kmsan.git master 8b97c627 684d3606 .config log report danarag@gmail.com, dvlasenk@redhat.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/18 20:30 https://github.com/google/kmsan.git master 8b97c627 684d3606 .config log report dvlasenk@redhat.com, gregkh@linuxfoundation.org, jack@suse.cz, linux-kernel@vger.kernel.org, pombredanne@nexb.com, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/18 20:19 https://github.com/google/kmsan.git master 8b97c627 684d3606 .config log report dvlasenk@redhat.com, jack@suse.cz, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, pombredanne@nexb.com, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/18 20:19 https://github.com/google/kmsan.git master 8b97c627 684d3606 .config log report danarag@gmail.com, deepa.kernel@gmail.com, jack@suse.cz, linux-kernel@vger.kernel.org, pombredanne@nexb.com, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/17 19:44 https://github.com/google/kmsan.git master 8b97c627 37bccd4e .config log report deepa.kernel@gmail.com, dvlasenk@redhat.com, linux-kernel@vger.kernel.org, pombredanne@nexb.com, tglx@linutronix.de, viro@zeniv.linux.org.uk
ci-upstream-kmsan-gce-386 2020/05/17 10:05 https://github.com/google/kmsan.git master 8b97c627 37bccd4e .config log report aeb@cwi.nl, danarag@gmail.com, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, viro@zeniv.linux.org.uk