syzbot


KCSAN: data-race in tcp_add_backlog / tcp_grow_window.isra.0
Status: fixed on 2019/11/04 14:50
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: 70c2655849a2 net-backports: net: silence KCSAN warnings about sk->sk_backlog.len reads
First crash: 796d, last: 765d

Sample crash report:

Crashes (21713):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-upstream-kcsan-gce 2019/11/04 12:04 https://github.com/google/ktsan.git kcsan 05f2236801fe 18e12644 .config log report
ci2-upstream-kcsan-gce 2019/10/28 16:08 https://github.com/google/ktsan.git kcsan 05f2236801fe 439d7b14 .config log report
ci2-upstream-kcsan-gce 2019/10/26 11:42 https://github.com/google/ktsan.git kcsan 05f2236801fe 25bb509e .config log report
ci2-upstream-kcsan-gce 2019/10/25 11:36 https://github.com/google/ktsan.git kcsan 05f2236801fe 04ca72cd .config log report
ci2-upstream-kcsan-gce 2019/10/23 14:20 https://github.com/google/ktsan.git kcsan 05f2236801fe b602d64b .config log report
ci2-upstream-kcsan-gce 2019/10/23 02:01 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/23 01:35 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/23 01:15 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/23 00:46 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/23 00:23 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 23:57 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 23:35 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 23:04 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 22:43 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 22:17 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 21:56 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 21:31 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 21:05 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 20:47 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 20:27 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 19:56 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 19:37 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 19:15 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 18:51 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 18:29 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 18:12 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 17:51 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 17:30 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 17:07 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 16:39 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 16:14 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 15:48 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 15:24 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 15:04 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 14:32 https://github.com/google/ktsan.git kcsan 05f2236801fe 4ee855e7 .config log report
ci2-upstream-kcsan-gce 2019/10/22 13:54 https://github.com/google/ktsan.git kcsan 05f2236801fe c59a7cd8 .config log report
ci2-upstream-kcsan-gce 2019/10/22 13:25 https://github.com/google/ktsan.git kcsan 05f2236801fe c59a7cd8 .config log report
ci2-upstream-kcsan-gce 2019/10/22 13:08 https://github.com/google/ktsan.git kcsan 05f2236801fe c59a7cd8 .config log report
ci2-upstream-kcsan-gce 2019/10/22 12:47 https://github.com/google/ktsan.git kcsan 05f2236801fe c59a7cd8 .config log report
ci2-upstream-kcsan-gce 2019/10/22 12:30 https://github.com/google/ktsan.git kcsan 05f2236801fe c59a7cd8 .config log report
ci2-upstream-kcsan-gce 2019/10/22 12:07 https://github.com/google/ktsan.git kcsan 05f2236801fe c59a7cd8 .config log report
ci2-upstream-kcsan-gce 2019/10/22 11:42 https://github.com/google/ktsan.git kcsan 05f2236801fe c59a7cd8 .config log report
ci2-upstream-kcsan-gce 2019/10/04 15:09 https://github.com/google/ktsan.git kcsan b4bd934316dc c86336cf .config log report