syzbot


general protection fault in tcf_generic_walker
Status: upstream: reported syz repro on 2020/09/28 07:35
Reported-by: syzbot+b47bc4f247856fb4d9e1@syzkaller.appspotmail.com
Fix commit: 580e4273 net_sched: check error pointer in tcf_dump_walker()
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 ci-upstream-kmsan-gce-386]
First crash: 28d, last: 23d
Patch testing requests:
Created Duration User Patch Repo Result
2020/10/01 19:10 17m xiyou.wangcong@gmail.com https://github.com/congwang/linux.git net OK
2020/10/01 01:12 11m xiyou.wangcong@gmail.com https://github.com/congwang/linux.git net report log

Sample crash report:

Crashes (9):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-net-this-kasan-gce 2020/09/30 17:41 net 2b3e981a 8516f6d3 .config log report syz davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-net-this-kasan-gce 2020/09/30 15:44 net 2b3e981a 8516f6d3 .config log report info davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-net-this-kasan-gce 2020/09/29 20:03 net c92a7982 5abc3f1a .config log report info davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-net-this-kasan-gce 2020/09/29 19:02 net c92a7982 1b88c6d5 .config log report info davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-net-this-kasan-gce 2020/09/29 18:05 net 1aad8049 1b88c6d5 .config log report info davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-net-this-kasan-gce 2020/09/29 16:01 net 1aad8049 1b88c6d5 .config log report info davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-net-this-kasan-gce 2020/09/29 00:04 net 709a16be 6bfdbe89 .config log report info davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-net-this-kasan-gce 2020/09/28 19:30 net 709a16be 6bfdbe89 .config log report info davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-net-this-kasan-gce 2020/09/25 16:33 net ad2b9b0f 4a006f63 .config log report info davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com