syzbot


KASAN: slab-out-of-bounds Read in bitmap_ip_gc
Status: upstream: reported C repro on 2020/01/18 16:37
Reported-by: syzbot+df0d0f5895ef1f41a65b@syzkaller.appspotmail.com
Fix commit: 32c72165 netfilter: ipset: use bitmap infrastructure completely
Patched 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-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-upstream-kmsan-gce]
First crash: 29d, last: 11d

Cause bisection: introduced by (bisect log):

commit b9a1e627405d68d475a3c1f35e685ccfb5bbe668
Author: Cong Wang <xiyou.wangcong@gmail.com>
Date: Thu Jul 4 00:21:13 2019 +0000

  hsr: implement dellink to clean up resources

Crash: general protection fault in send_hsr_supervision_frame (log)
Repro: C syz .config

Sample crash report:

Crashes (15):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-selinux-root 2020/01/19 18:43 upstream 8f8972a3 0342f8c7 .config log report syz C coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, info@metux.net, jeremy@azazel.net, kadlec@netfilter.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-kasan-gce 2020/01/19 08:39 upstream 244dc268 bc8bc756 .config log report syz C allison@lohutok.net, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, jeremy@azazel.net, kadlec@netfilter.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-kasan-gce-root 2020/01/19 06:02 upstream 244dc268 bc8bc756 .config log report syz C allison@lohutok.net, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, jeremy@azazel.net, kadlec@netfilter.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-kasan-gce-smack-root 2020/01/18 20:44 upstream 25e73aad 3de7aabb .config log report syz C allison@lohutok.net, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, jeremy@azazel.net, kadlec@netfilter.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-net-this-kasan-gce 2020/01/19 04:16 net e02d9c4c bc8bc756 .config log report syz C allison@lohutok.net, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, jeremy@azazel.net, kadlec@netfilter.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-net-kasan-gce 2020/01/18 14:47 net-next 56f200c7 3de7aabb .config log report syz C coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, info@metux.net, jeremy@azazel.net, kadlec@netfilter.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-linux-next-kasan-gce-root 2020/01/29 09:06 linux-next 2747d5fd c8e81ce4 .config log report syz C allison@lohutok.net, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, gregkh@linuxfoundation.org, jeremy@azazel.net, kadlec@blackhole.kfki.hu, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-kasan-gce 2020/01/20 12:17 upstream def9d278 0342f8c7 .config log report coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, info@metux.net, jeremy@azazel.net, kadlec@netfilter.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-net-this-kasan-gce 2020/01/21 19:10 net 80892772 8eda0b95 .config log report coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, info@metux.net, jeremy@azazel.net, kadlec@netfilter.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-net-kasan-gce 2020/01/25 13:59 net-next 08a45c59 2e95ab33 .config log report coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, gregkh@linuxfoundation.org, jeremy@azazel.net, kadlec@netfilter.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-linux-next-kasan-gce-root 2020/02/06 00:46 linux-next 2747d5fd 662cf49a .config log report allison@lohutok.net, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, info@metux.net, jeremy@azazel.net, kadlec@blackhole.kfki.hu, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-linux-next-kasan-gce-root 2020/02/05 22:00 linux-next 2747d5fd 662cf49a .config log report coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, info@metux.net, jeremy@azazel.net, kadlec@blackhole.kfki.hu, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-linux-next-kasan-gce-root 2020/02/05 05:10 linux-next 2747d5fd 93e5e335 .config log report coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, gregkh@linuxfoundation.org, jeremy@azazel.net, kadlec@blackhole.kfki.hu, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-linux-next-kasan-gce-root 2020/02/04 23:50 linux-next 2747d5fd 93e5e335 .config log report coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, gregkh@linuxfoundation.org, jeremy@azazel.net, kadlec@blackhole.kfki.hu, kadlec@netfilter.org, kstewart@linuxfoundation.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-linux-next-kasan-gce-root 2020/01/26 15:52 linux-next 2747d5fd f4e7270e .config log report coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, jeremy@azazel.net, kadlec@blackhole.kfki.hu, kadlec@netfilter.org, kstewart@linuxfoundation.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de