syzbot


memory leak in nf_tables_parse_netdev_hooks (3)
Status: upstream: reported C repro on 2020/06/09 21:58
Reported-by: syzbot+eb9d5924c51d6d59e094@syzkaller.appspotmail.com
Fix commit: 3003055f netfilter: nf_tables: hook list memleak in flowtable deletion
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 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 ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-upstream-bpf-next-kasan-gce ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386]
First crash: 27d, last: 27d
similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream memory leak in nf_tables_parse_netdev_hooks C 6 141d 170d 16/17 fixed on 2020/02/18 14:31
upstream memory leak in nf_tables_parse_netdev_hooks (2) C 2 119d 124d 17/17 fixed on 2020/04/15 17:19

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-gce-leak 2020/06/07 07:56 upstream 7ae77150 e6b89e4e .config log report syz C coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org