syzbot


KCSAN: data-race in tick_do_update_jiffies64 / tick_do_update_jiffies64 (4)
Status: internal: reported on 2019/12/04 16:35
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: de95a991 net-backports: tick/sched: Annotate lockless access to last_jiffies_update
Patched 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-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-upstream-kmsan-gce]
First crash: 89d, last: 3d21h
similar bugs (3):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream KCSAN: data-race in tick_do_update_jiffies64 / tick_do_update_jiffies64 (3) 599 90d 121d 0/16 closed as invalid on 2019/11/19 14:04
upstream KCSAN: data-race in tick_do_update_jiffies64 / tick_do_update_jiffies64 (2) 46 121d 124d 0/16 closed as invalid on 2019/10/18 14:11
upstream KCSAN: data-race in tick_do_update_jiffies64 / tick_do_update_jiffies64 133 124d 135d 0/16 closed as invalid on 2019/10/15 15:50

Sample crash report:

Crashes (394):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-upstream-kcsan-gce 2020/02/13 12:59 https://github.com/google/ktsan.git kcsan f60f0f54 e6247653 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/13 00:11 https://github.com/google/ktsan.git kcsan f60f0f54 84f4fc8a .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/12 17:35 https://github.com/google/ktsan.git kcsan f60f0f54 84f4fc8a .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/12 05:13 https://github.com/google/ktsan.git kcsan f60f0f54 a75b198c .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/11 17:08 https://github.com/google/ktsan.git kcsan f60f0f54 4d1ab643 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/11 08:24 https://github.com/google/ktsan.git kcsan f60f0f54 084454ae .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/11 07:18 https://github.com/google/ktsan.git kcsan f60f0f54 084454ae .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/10 23:09 https://github.com/google/ktsan.git kcsan f60f0f54 d9e55b05 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/10 19:14 https://github.com/google/ktsan.git kcsan f60f0f54 d9e55b05 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/10 16:25 https://github.com/google/ktsan.git kcsan f60f0f54 18847f55 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/10 15:28 https://github.com/google/ktsan.git kcsan f60f0f54 35f5e45e .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/10 10:12 https://github.com/google/ktsan.git kcsan f60f0f54 35f5e45e .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/09 21:44 https://github.com/google/ktsan.git kcsan f60f0f54 35f5e45e .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/09 18:43 https://github.com/google/ktsan.git kcsan f60f0f54 6ece2ea5 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/09 09:46 https://github.com/google/ktsan.git kcsan f60f0f54 6ece2ea5 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/08 21:21 https://github.com/google/ktsan.git kcsan f60f0f54 06150bf1 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/08 19:51 https://github.com/google/ktsan.git kcsan f60f0f54 06150bf1 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/08 15:09 https://github.com/google/ktsan.git kcsan f60f0f54 06150bf1 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/08 10:07 https://github.com/google/ktsan.git kcsan f60f0f54 06150bf1 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/08 05:44 https://github.com/google/ktsan.git kcsan 6cccb8ba 06150bf1 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/07 14:43 https://github.com/google/ktsan.git kcsan 6cccb8ba 06150bf1 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/07 00:21 https://github.com/google/ktsan.git kcsan 245a4300 06150bf1 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/06 15:24 https://github.com/google/ktsan.git kcsan 245a4300 5be3a391 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/06 11:59 https://github.com/google/ktsan.git kcsan 245a4300 5be3a391 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/06 08:33 https://github.com/google/ktsan.git kcsan 245a4300 662cf49a .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/06 04:49 https://github.com/google/ktsan.git kcsan 245a4300 662cf49a .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/05 23:07 https://github.com/google/ktsan.git kcsan 245a4300 662cf49a .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/05 19:18 https://github.com/google/ktsan.git kcsan 245a4300 662cf49a .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/05 14:05 https://github.com/google/ktsan.git kcsan 245a4300 662cf49a .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/05 09:17 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/05 08:04 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/05 06:27 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/05 01:07 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/04 17:56 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/04 13:11 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/04 02:07 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/03 19:45 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/03 09:47 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/03 07:43 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/03 02:13 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/02 22:23 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/02 15:01 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2020/02/02 12:15 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de
ci2-upstream-kcsan-gce 2019/11/19 23:28 https://github.com/google/ktsan.git kcsan 5863cc79 432c7650 .config log report fweisbec@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de