syzbot


KMSAN: uninit-value in i2c_w (2)
Status: upstream: reported C repro on 2019/11/08 17:04
Reported-by: syzbot+99706d6390be1ac542a2@syzkaller.appspotmail.com
Fix commit: de89d086 media: gspca: zero usb_buf
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: 116d, last: 112d
similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream KMSAN: uninit-value in i2c_w C 2 258d 257d 14/16 fixed on 2019/10/15 23:40

Sample crash report:

Crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kmsan-gce 2019/10/23 11:48 https://github.com/google/kmsan.git master 3c8ca708 d0686497 .config log report syz C allison@lohutok.net, gregkh@linuxfoundation.org, hverkuil@xs4all.nl, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, opensource@jilayne.com, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/10/28 07:07 https://github.com/google/kmsan.git master d86c1556 25bb509e .config log report allison@lohutok.net, hverkuil@xs4all.nl, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, opensource@jilayne.com, swinslow@gmail.com, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/10/23 11:11 https://github.com/google/kmsan.git master 3c8ca708 d0686497 .config log report gregkh@linuxfoundation.org, hverkuil@xs4all.nl, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mchehab@kernel.org, opensource@jilayne.com, swinslow@gmail.com, tglx@linutronix.de