syzbot


KASAN: use-after-free Read in nl8NUM_dump_wpan_phy (2)
Status: upstream: reported C repro on 2020/06/26 17:08
Reported-by: syzbot+4c8afc85aa32ddb020dc@syzkaller.appspotmail.com
Fix commit: genetlink: get rid of family->attrbuf
Patched on: [ci-upstream-bpf-kasan-gce ci-upstream-linux-next-kasan-gce-root ci-upstream-net-this-kasan-gce], missing on: [ci-qemu-upstream ci-qemu-upstream-386 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-net-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 10d, last: 2d18h
similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream KASAN: use-after-free Read in nl8NUM_dump_wpan_phy C cause 6 269d 271d 16/17 fixed on 2019/12/13 00:31

Sample crash report:

Crashes (17):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-net-this-kasan-gce 2020/06/25 06:17 net b835a71e 54566aff .config log report syz C alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-kasan-gce-root 2020/07/02 02:52 upstream cd77006e bed10395 .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-kasan-gce-root 2020/07/01 20:17 upstream 7c30b859 39acb39d .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-kasan-gce-smack-root 2020/06/29 19:29 upstream 4e99b321 a2cdad9d .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-kasan-gce-386 2020/06/29 09:44 upstream 4e99b321 a2cdad9d .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-bpf-kasan-gce 2020/06/30 00:46 bpf 7a64135f a2cdad9d .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-bpf-kasan-gce 2020/06/29 12:51 bpf 7a64135f a2cdad9d .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-net-this-kasan-gce 2020/06/26 07:45 net f4926d51 aea82c00 .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-net-this-kasan-gce 2020/06/25 05:59 net b835a71e 54566aff .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-bpf-kasan-gce 2020/06/24 18:07 bpf 4e15507f 54566aff .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-bpf-kasan-gce 2020/06/24 14:27 bpf 4e15507f 54566aff .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-bpf-kasan-gce 2020/06/24 10:53 bpf 4e15507f 54566aff .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-net-kasan-gce 2020/06/27 12:45 net-next 7bed1455 ffec44b5 .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-net-kasan-gce 2020/06/27 04:50 net-next 7bed1455 ffec44b5 .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-net-kasan-gce 2020/06/27 04:17 net-next 7bed1455 ffec44b5 .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-net-kasan-gce 2020/06/27 03:47 net-next 7bed1455 aea82c00 .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org
ci-upstream-net-kasan-gce 2020/06/27 03:13 net-next 7bed1455 aea82c00 .config log report alex.aring@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, netdev@vger.kernel.org, stefan@datenfreihafen.org