syzbot


KASAN: use-after-free Read in bitmap_port_destroy
Status: upstream: reported C repro on 2020/01/18 16:37
Reported-by: syzbot+8ccfc03b082d0ab9b84b@syzkaller.appspotmail.com
Fix commit: c1209593 netfilter: fix a use-after-free in mtype_destroy()
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: 29d

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-smack-root 2020/01/18 15:29 upstream 25e73aad 3de7aabb .config log report syz C coreteam@netfilter.org, davem@davemloft.net, florent.fourcot@wifirst.fr, fw@strlen.de, jeremy@azazel.net, johannes.berg@intel.com, kadlec@netfilter.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org