syzbot


BUG: MAX_LOCKDEP_CHAINS too low!
Status: upstream: reported C repro on 2018/09/28 05:51
Reported-by: syzbot+aaa6fa4949cc5d9b7b25@syzkaller.appspotmail.com
Fix commit: e7511f56 bonding: remove useless stats_lock_key 1a33e10e net: partially revert dynamic lockdep key changes
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], missing on: [ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386 ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 617d, last: 3h39m

Cause bisection: the cause commit could be any of (bisect log):

  9211bfbff80a netfilter: add missing IS_ENABLED(CONFIG_BRIDGE_NETFILTER) checks to header-file.
  47e640af2e49 netfilter: add missing IS_ENABLED(CONFIG_NF_TABLES) check to header-file.
  a1b2f04ea527 netfilter: add missing includes to a number of header-files.
  0abc8bf4f284 netfilter: add missing IS_ENABLED(CONFIG_NF_CONNTRACK) checks to some header-files.
  bd96b4c75675 netfilter: inline four headers files into another one.
  43dd16efc7f2 netfilter: nf_tables: store data in offload context registers
  78458e3e08cd netfilter: add missing IS_ENABLED(CONFIG_NETFILTER) checks to some header-files.
  20a9379d9a03 netfilter: remove "#ifdef __KERNEL__" guards from some headers.
  bd8699e9e292 netfilter: nft_bitwise: add offload support
  2a475c409fe8 kbuild: remove all netfilter headers from header-test blacklist.
  7e59b3fea2a2 netfilter: remove unnecessary spaces
  1b90af292e71 ipvs: Improve robustness to the ipvs sysctl
  5785cf15fd74 netfilter: nf_tables: add missing prototypes.
  0a30ba509fde netfilter: nf_nat_proto: make tables static
  e84fb4b3666d netfilter: conntrack: use shared sysctl constants
  105333435b4f netfilter: connlabels: prefer static lock initialiser
  8c0bb7873815 netfilter: synproxy: rename mss synproxy_options field
  c162610c7db2 Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next
similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.14 BUG: MAX_LOCKDEP_CHAINS too low! 266 21m 250d 0/1 upstream: reported on 2019/09/29 10:02
linux-4.19 BUG: MAX_LOCKDEP_CHAINS too low! 2651 12h13m 413d 0/1 upstream: reported on 2019/04/20 01:26
Patch testing requests:
Created Duration User Patch Repo Result
2020/04/27 19:18 17m xiyou.wangcong@gmail.com https://github.com/congwang/linux.git lockdep OK
2020/04/15 19:44 17m xiyou.wangcong@gmail.com https://github.com/congwang/linux.git lockdep OK
2020/04/15 18:52 4m xiyou.wangcong@gmail.com https://github.com/congwang/linux.git lockdep error

Sample crash report:

Crashes (12646):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-selinux-root 2020/05/18 09:04 upstream b9bbe6ed 37bccd4e .config log report syz C davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-root 2019/10/20 23:31 upstream 4fe34d61 8c88c9c1 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/05/16 15:25 linux-next ac935d22 37bccd4e .config log report syz C davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-kasan-gce 2020/06/05 22:38 upstream 7ae77150 f243c88f .config log report christian@brauner.io, keescook@chromium.org, linux-kernel@vger.kernel.org, luto@amacapital.net, tglx@linutronix.de, wad@chromium.org
ci-upstream-kasan-gce-root 2020/06/04 20:53 upstream acf25aa6 6720fdef .config log report bfields@fieldses.org, jlayton@kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce 2020/06/04 18:45 upstream acf25aa6 6720fdef .config log report gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, rafael@kernel.org
ci-upstream-kasan-gce 2020/06/04 18:35 upstream acf25aa6 6720fdef .config log report davem@davemloft.net, jiri@mellanox.com, johannes.berg@intel.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce 2020/06/04 07:29 upstream cb8e59cc b0d1c0d5 .config log report acme@kernel.org, alexander.shishkin@linux.intel.com, andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, jolsa@redhat.com, kafai@fb.com, kpsingh@chromium.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, mingo@redhat.com, namhyung@kernel.org, netdev@vger.kernel.org, peterz@infradead.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce 2020/06/04 05:38 upstream cb8e59cc a5ce5de0 .config log report bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, linux-kernel@vger.kernel.org, luto@kernel.org, mingo@redhat.com, peterz@infradead.org, tglx@linutronix.de, x86@kernel.org
ci-upstream-kasan-gce 2020/06/04 05:10 upstream cb8e59cc a5ce5de0 .config log report ap420073@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce 2020/06/03 14:13 upstream d6f9469a a5ce5de0 .config log report john.stultz@linaro.org, linux-kernel@vger.kernel.org, sboyd@kernel.org, tglx@linutronix.de
ci-upstream-kasan-gce 2020/06/03 01:55 upstream 1ee08de1 f3ba1b5b .config log report 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-kasan-gce 2020/06/03 00:54 upstream 1ee08de1 f3ba1b5b .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kasan-gce 2020/06/02 13:30 upstream f3592877 52fd7b7d .config log report ap420073@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce 2020/06/02 12:23 upstream f3592877 52fd7b7d .config log report acme@kernel.org, alexander.shishkin@linux.intel.com, andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, jolsa@redhat.com, kafai@fb.com, kpsingh@chromium.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, mingo@redhat.com, namhyung@kernel.org, netdev@vger.kernel.org, peterz@infradead.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-root 2020/06/02 11:00 upstream f3592877 a0331e89 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-kasan-gce 2020/06/01 23:47 upstream 9bf9511e a0331e89 .config log report christian@brauner.io, keescook@chromium.org, linux-kernel@vger.kernel.org, luto@amacapital.net, mingo@kernel.org, peterz@infradead.org, tglx@linutronix.de, wad@chromium.org
ci-upstream-kasan-gce 2020/06/01 22:45 upstream 9bf9511e a0331e89 .config log report dmurphy@ti.com, jacek.anaszewski@gmail.com, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, pavel@ucw.cz
ci-upstream-kasan-gce-root 2020/06/01 21:35 upstream 9bf9511e a0331e89 .config log report gregkh@linuxfoundation.org, len.brown@intel.com, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, pavel@ucw.cz, rjw@rjwysocki.net
ci-upstream-kasan-gce 2020/06/01 09:53 upstream 3d77e6a8 a0331e89 .config log report 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
ci-upstream-kasan-gce 2020/06/01 08:40 upstream 3d77e6a8 a0331e89 .config log report gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, tj@kernel.org
ci-upstream-kasan-gce-root 2020/06/01 08:23 upstream 3d77e6a8 a0331e89 .config log report ap420073@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-root 2020/05/31 20:22 upstream bdc48fa1 a0331e89 .config log report ap420073@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce 2020/05/31 10:14 upstream ffeb595d a0331e89 .config log report andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, edumazet@google.com, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, kuba@kernel.org, linux-kernel@vger.kernel.org, maowenan@huawei.com, netdev@vger.kernel.org, songliubraving@fb.com, willemb@google.com, yhs@fb.com
ci-upstream-kasan-gce 2020/05/31 09:10 upstream ffeb595d a0331e89 .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kasan-gce 2020/05/30 21:46 upstream ffeb595d 6f3e1c7c .config log report davem@davemloft.net, johannes@sipsolutions.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce 2020/05/30 17:32 upstream 86852175 6f3e1c7c .config log report acme@kernel.org, alexander.shishkin@linux.intel.com, andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, jolsa@redhat.com, kafai@fb.com, kpsingh@chromium.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, mingo@redhat.com, namhyung@kernel.org, netdev@vger.kernel.org, peterz@infradead.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-root 2020/05/30 16:09 upstream 86852175 6f3e1c7c .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/05/30 05:29 upstream 86852175 954bd312 .config log report davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce 2020/05/30 04:28 upstream 86852175 954bd312 .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kasan-gce-smack-root 2020/05/28 22:06 upstream 75caf310 0d951763 .config log report a@unstable.cc, b.a.t.m.a.n@lists.open-mesh.org, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, mareklindner@neomailbox.ch, netdev@vger.kernel.org, sven@narfation.org, sw@simonwunderlich.de
ci-upstream-kasan-gce-selinux-root 2020/05/19 08:39 upstream 642b151f 684d3606 .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-kasan-gce-root 2018/09/27 19:41 upstream c307aaf3 0c2fa87b .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kasan-gce-386 2020/06/04 20:57 upstream acf25aa6 6720fdef .config log report dmitry.torokhov@gmail.com, gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2020/06/04 19:47 upstream acf25aa6 6720fdef .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kasan-gce-386 2020/06/04 08:34 upstream cb8e59cc b0d1c0d5 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2020/06/04 07:27 upstream cb8e59cc b0d1c0d5 .config log report john.stultz@linaro.org, linux-kernel@vger.kernel.org, sboyd@kernel.org, tglx@linutronix.de
ci-upstream-kasan-gce-386 2020/06/04 06:26 upstream cb8e59cc b0d1c0d5 .config log report john.stultz@linaro.org, linux-kernel@vger.kernel.org, sboyd@kernel.org, tglx@linutronix.de
ci-upstream-kasan-gce-386 2020/06/03 04:12 upstream 1ee08de1 f3ba1b5b .config log report acme@kernel.org, alexander.shishkin@linux.intel.com, andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, jolsa@redhat.com, kafai@fb.com, kpsingh@chromium.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, mingo@redhat.com, namhyung@kernel.org, netdev@vger.kernel.org, peterz@infradead.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-386 2020/06/02 14:11 upstream f3592877 52fd7b7d .config log report john.stultz@linaro.org, linux-kernel@vger.kernel.org, sboyd@kernel.org, tglx@linutronix.de
ci-upstream-kasan-gce-386 2020/06/02 00:13 upstream 9bf9511e a0331e89 .config log report acme@kernel.org, alexander.shishkin@linux.intel.com, andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, jolsa@redhat.com, kafai@fb.com, kpsingh@chromium.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, mingo@redhat.com, namhyung@kernel.org, netdev@vger.kernel.org, peterz@infradead.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-386 2020/05/31 19:20 upstream bdc48fa1 a0331e89 .config log report Jason@zx2c4.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, wireguard@lists.zx2c4.com
ci-upstream-kasan-gce-386 2020/05/31 19:08 upstream bdc48fa1 a0331e89 .config log report ap420073@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-kasan-gce-386 2020/05/31 11:29 upstream ffeb595d a0331e89 .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kasan-gce-386 2020/05/31 09:14 upstream ffeb595d a0331e89 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci-upstream-kasan-gce-386 2020/05/30 23:01 upstream ffeb595d 6f3e1c7c .config log report acme@kernel.org, alexander.shishkin@linux.intel.com, andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, jolsa@redhat.com, kafai@fb.com, kpsingh@chromium.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, mingo@redhat.com, namhyung@kernel.org, netdev@vger.kernel.org, peterz@infradead.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-386 2020/05/30 20:46 upstream ffeb595d 6f3e1c7c .config log report acme@kernel.org, alexander.shishkin@linux.intel.com, andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, jolsa@redhat.com, kafai@fb.com, kpsingh@chromium.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, mingo@redhat.com, namhyung@kernel.org, netdev@vger.kernel.org, peterz@infradead.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-386 2020/05/30 18:07 upstream 86852175 6f3e1c7c .config log report erosca@de.adit-jv.com, gregkh@linuxfoundation.org, heinzelmann.david@gmail.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, stern@rowland.harvard.edu
ci-upstream-kasan-gce-386 2020/05/30 06:30 upstream 86852175 954bd312 .config log report akpm@linux-foundation.org, christian@brauner.io, keescook@chromium.org, linux-kernel@vger.kernel.org, luto@amacapital.net, mingo@kernel.org, peterz@infradead.org, tglx@linutronix.de, wad@chromium.org
ci-upstream-kasan-gce-386 2020/05/29 18:57 upstream 75caf310 3905eaae .config log report allison@lohutok.net, ap420073@gmail.com, davem@davemloft.net, gregkh@linuxfoundation.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tglx@linutronix.de
ci-upstream-bpf-kasan-gce 2020/06/03 08:44 bpf bdc48fa1 f3ba1b5b .config log report 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-kasan-gce 2020/06/05 07:56 net-next cb8e59cc 2420d1bc .config log report akpm@linux-foundation.org, haokexin@gmail.com, linux-kernel@vger.kernel.org
ci-upstream-net-kasan-gce 2020/06/03 15:18 net-next 065fcfd4 a5ce5de0 .config log report andy@greyhouse.net, davem@davemloft.net, j.vosburgh@gmail.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, vfalico@gmail.com
ci-upstream-bpf-next-kasan-gce 2020/05/27 07:43 bpf-next c409dc81 9072c126 .config log report allison@lohutok.net, ap420073@gmail.com, davem@davemloft.net, gregkh@linuxfoundation.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tglx@linutronix.de
ci-upstream-linux-next-kasan-gce-root 2020/06/05 06:55 linux-next e7b08814 2420d1bc .config log report ap420073@gmail.com, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/06/03 12:24 linux-next e7b08814 a5ce5de0 .config log report gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, tj@kernel.org