syzbot


KASAN: vmalloc-out-of-bounds Read in tipc_nl_node_dump_monitor_peer
Status: upstream: reported C repro on 2020/06/23 16:56
Reported-by: syzbot+80cad1e3cb4c41cde6ff@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: 11d, last: 3d19h

Cause bisection: failed (bisect log)
Patch testing requests:
Created Duration User Patch Repo Result
2020/06/26 23:44 19m xiyou.wangcong@gmail.com https://github.com/congwang/linux.git net OK
2020/06/25 02:29 10m xiyou.wangcong@gmail.com https://github.com/congwang/linux.git net report log

Sample crash report:

Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-net-this-kasan-gce 2020/06/23 17:05 net b835a71e 54566aff .config log report syz C davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-bpf-kasan-gce 2020/06/23 12:21 bpf 4e15507f 54566aff .config log report syz C davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-bpf-kasan-gce 2020/07/01 02:07 bpf 2bdeb3ed 917afeaa .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-bpf-kasan-gce 2020/06/30 11:52 bpf 7a64135f a2cdad9d .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-bpf-kasan-gce 2020/06/30 08:30 bpf 7a64135f a2cdad9d .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-bpf-kasan-gce 2020/06/29 23:00 bpf 7a64135f a2cdad9d .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com
ci-upstream-bpf-kasan-gce 2020/06/23 12:06 bpf 4e15507f 54566aff .config log report davem@davemloft.net, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com