syzbot


possible deadlock in wg_noise_handshake_create_initiation
Status: fixed on 2020/03/11 20:34
Reported-by: syzbot+d5bc560aaa1cedefffd5@syzkaller.appspotmail.com
Fix commit: ec31c267 wireguard: noise: reject peers with low order public keys
First crash: 235d, last: 228d

Cause bisection: introduced by (bisect log):

commit e7096c131e5161fa3b8e52a650d7719d2857adfd
Author: Jason A. Donenfeld <Jason@zx2c4.com>
Date: Sun Dec 8 23:27:34 2019 +0000

  net: WireGuard secure network tunnel

Crash: possible deadlock in wg_set_device (log)
Repro: C syz .config

Sample crash report:

Crashes (11):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-selinux-root 2020/02/03 20:19 upstream 754beeec 93e5e335 .config log report syz C Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-kasan-gce-smack-root 2020/02/01 06:19 upstream ccaaaf6f c30117b2 .config log report syz C Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-kasan-gce-386 2020/02/01 03:22 upstream ccaaaf6f c30117b2 .config log report syz C Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-net-this-kasan-gce 2020/02/01 06:55 net 9f68e365 c30117b2 .config log report syz C Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-net-kasan-gce 2020/02/01 07:34 net-next 9f68e365 c30117b2 .config log report syz C Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-kasan-gce-root 2020/02/05 07:18 upstream 33b40134 93e5e335 .config log report Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-kasan-gce-386 2020/02/07 04:54 upstream 90568ecf 06150bf1 .config log report Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-net-this-kasan-gce 2020/02/01 15:18 net 784f8344 0eb59c27 .config log report Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-net-this-kasan-gce 2020/02/01 00:36 net 9f68e365 c30117b2 .config log report Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-net-kasan-gce 2020/02/05 03:59 net-next 33b40134 93e5e335 .config log report Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-net-kasan-gce 2020/01/31 23:54 net-next 9f68e365 c30117b2 .config log report Jason@zx2c4.com, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com