syzbot


KCSAN: data-race in tcp_add_backlog / tcp_try_rmem_schedule
Status: premoderation: reported on 2019/10/08 04:16
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: tcp: annotate sk->sk_rcvbuf
Patched on: [], missing 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-kmsan-gce ci-upstream-kmsan-gce-386 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]
First crash: 235d, last: 231d

Sample crash report:

Crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-upstream-kcsan-gce 2019/10/12 16:07 https://github.com/google/ktsan.git kcsan d724f94f 426631dd .config log report davem@davemloft.net, edumazet@google.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org
ci2-upstream-kcsan-gce 2019/10/10 13:27 https://github.com/google/ktsan.git kcsan d724f94f d52eff28 .config log report davem@davemloft.net, edumazet@google.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org
ci2-upstream-kcsan-gce 2019/10/08 03:15 https://github.com/google/ktsan.git kcsan c1c7521f 28ac6e64 .config log report davem@davemloft.net, edumazet@google.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org