syzbot


KMSAN: uninit-value in digitv_rc_query
Status: upstream: reported C repro on 2019/11/08 17:04
Reported-by: syzbot+6bf9606ee955b646c0e1@syzkaller.appspotmail.com
Fix commit: eecc70d2 media: digitv: don't continue if remote control state can't be read 569bc8d6 media: dvb-usb/dvb-usb-urb.c: initialize actlen to 0
Patched on: [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-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu-upstream ci-qemu-upstream-386 ci-upstream-kmsan-gce]
First crash: 134d, last: 117d

Sample crash report:

Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kmsan-gce 2019/10/05 15:15 https://github.com/google/kmsan.git master 1e76a3e5 f3f7d9c8 .config log report syz C linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org
ci-upstream-kmsan-gce 2019/10/23 01:42 https://github.com/google/kmsan.git master 3c8ca708 5681358a .config log report allison@lohutok.net, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/10/19 02:51 https://github.com/google/kmsan.git master 3c8ca708 8c88c9c1 .config log report allison@lohutok.net, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/10/05 14:20 https://github.com/google/kmsan.git master 1e76a3e5 f3f7d9c8 .config log report linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org