syzbot


WARNING in wiphy_register (4)
Status: upstream: reported syz repro on 2019/03/15 23:42
Reported-by: syzbot+8f91bd563bbff230d0ee@syzkaller.appspotmail.com
Fix commit: 45fcef8b mac80211_hwsim: calculate if_combination.max_interfaces
Patched on: [ci-upstream-bpf-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], missing on: [ci-upstream-bpf-next-kasan-gce ci-upstream-kmsan-gce ci2-upstream-usb]
First crash: 35d, last: 6d04h

Bisection: error (bisect log)
Tree: net-next
Repro: syz .config
similar bugs (3):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream WARNING in wiphy_register (3) syz 31 80d 110d 12/13 fixed on 2019/03/06 07:43
upstream WARNING in wiphy_register C 15 459d 461d 4/13 fixed on 2018/01/22 13:19
upstream WARNING in wiphy_register (2) C 8 245d 247d 11/13 fixed on 2018/09/11 03:32

Sample crash report:

All crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-net-kasan-gce 2019/03/15 07:41 net-next 3b319ee2 d72db19b .config log report syz davem@davemloft.net, johannes@sipsolutions.net, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-net-kasan-gce 2019/04/13 18:59 net-next 5fa7d3f9 c402d8f1 .config log report davem@davemloft.net, johannes@sipsolutions.net, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-net-kasan-gce 2019/03/15 07:26 net-next 3b319ee2 d72db19b .config log report davem@davemloft.net, johannes@sipsolutions.net, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org