syzbot


KCSAN: data-race in __rcu_read_unlock / rcu_report_exp_cpu_mult
Status: fixed on 2020/02/18 14:31
Reported-by: syzbot+8455e6d785a89e341ce1@syzkaller.appspotmail.com
Fix commit: c51f83c315c3 rcu: Use READ_ONCE() for ->expmask in rcu_read_unlock_special()
First crash: 757d, last: 665d

Sample crash report:

Crashes (21):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-upstream-kcsan-gce 2020/02/03 00:21 https://github.com/google/ktsan.git kcsan 245a43005292 93e5e335 .config log report
ci2-upstream-kcsan-gce 2020/01/20 06:47 https://github.com/google/ktsan.git kcsan 245a43005292 0342f8c7 .config log report
ci2-upstream-kcsan-gce 2020/01/18 01:15 https://github.com/google/ktsan.git kcsan 245a43005292 3de7aabb .config log report
ci2-upstream-kcsan-gce 2020/01/12 20:30 https://github.com/google/ktsan.git kcsan 245a43005292 31290a45 .config log report
ci2-upstream-kcsan-gce 2020/01/09 20:35 https://github.com/google/ktsan.git kcsan 245a43005292 4de4e9f0 .config log report
ci2-upstream-kcsan-gce 2020/01/06 06:44 https://github.com/google/ktsan.git kcsan 245a43005292 438e1227 .config log report
ci2-upstream-kcsan-gce 2020/01/05 14:26 https://github.com/google/ktsan.git kcsan 245a43005292 d646e21f .config log report
ci2-upstream-kcsan-gce 2020/01/05 11:38 https://github.com/google/ktsan.git kcsan 245a43005292 68256974 .config log report
ci2-upstream-kcsan-gce 2020/01/03 18:31 https://github.com/google/ktsan.git kcsan 245a43005292 9dcc1191 .config log report
ci2-upstream-kcsan-gce 2019/12/31 04:41 https://github.com/google/ktsan.git kcsan 245a43005292 7f117e28 .config log report
ci2-upstream-kcsan-gce 2019/12/29 09:01 https://github.com/google/ktsan.git kcsan 245a43005292 af6b8ef8 .config log report
ci2-upstream-kcsan-gce 2019/12/24 12:31 https://github.com/google/ktsan.git kcsan 245a43005292 be5c2c81 .config log report
ci2-upstream-kcsan-gce 2019/12/15 20:42 https://github.com/google/ktsan.git kcsan 245a43005292 eef6e580 .config log report
ci2-upstream-kcsan-gce 2019/12/10 15:15 https://github.com/google/ktsan.git kcsan ef798c30ba4e 4b83c8fb .config log report
ci2-upstream-kcsan-gce 2019/12/03 00:38 https://github.com/google/ktsan.git kcsan ef798c30ba4e ab342da3 .config log report
ci2-upstream-kcsan-gce 2019/12/01 04:17 https://github.com/google/ktsan.git kcsan ef798c30ba4e a76bf83f .config log report
ci2-upstream-kcsan-gce 2019/11/18 19:16 https://github.com/google/ktsan.git kcsan 5863cc791e4c d5696d51 .config log report
ci2-upstream-kcsan-gce 2019/11/15 20:59 https://github.com/google/ktsan.git kcsan 5863cc791e4c 79248ee8 .config log report
ci2-upstream-kcsan-gce 2019/11/13 00:38 https://github.com/google/ktsan.git kcsan 7f2955e0d056 048f2d49 .config log report
ci2-upstream-kcsan-gce 2019/11/06 20:15 https://github.com/google/ktsan.git kcsan 94c006602e13 da505f84 .config log report
ci2-upstream-kcsan-gce 2019/11/02 23:17 https://github.com/google/ktsan.git kcsan 05f2236801fe d603afc9 .config log report