syzbot


BUG: MAX_LOCKDEP_CHAINS too low!
Status: upstream: reported on 2019/09/29 10:02
Reported-by: syzbot+e28bdba98daaea0c87af@syzkaller.appspotmail.com
First crash: 316d, last: 30d
similar bugs (3):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 BUG: MAX_LOCKDEP_CHAINS too low! 3193 2h30m 479d 0/1 upstream: reported on 2019/04/20 01:26
upstream BUG: MAX_LOCKDEP_CHAINS too low! (2) C cause 4833 44m 20d 0/17 upstream: reported C repro on 2020/07/21 19:23
upstream BUG: MAX_LOCKDEP_CHAINS too low! C cause 17240 24d 682d 17/17 fixed on 2020/07/17 17:58

Sample crash report:

Crashes (323):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-linux-4-14 2020/07/11 10:30 linux-4.14.y b850307b 7ba05d2d .config log report a@unstable.cc, b.a.t.m.a.n@lists.open-mesh.org, davem@davemloft.net, linux-kernel@vger.kernel.org, mareklindner@neomailbox.ch, netdev@vger.kernel.org, sw@simonwunderlich.de
ci2-linux-4-14 2020/07/10 09:56 linux-4.14.y b850307b 56d01184 .config log report gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, tj@kernel.org
ci2-linux-4-14 2020/06/28 09:26 linux-4.14.y b850307b a2cdad9d .config log report john.stultz@linaro.org, linux-kernel@vger.kernel.org, sboyd@codeaurora.org, tglx@linutronix.de
ci2-linux-4-14 2020/06/26 04:34 linux-4.14.y b850307b aea82c00 .config log report gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, tj@kernel.org
ci2-linux-4-14 2020/06/26 01:40 linux-4.14.y b850307b aea82c00 .config log report acme@kernel.org, alexander.shishkin@linux.intel.com, jolsa@redhat.com, linux-kernel@vger.kernel.org, mingo@redhat.com, namhyung@kernel.org, peterz@infradead.org
ci2-linux-4-14 2020/06/25 19:38 linux-4.14.y b850307b adb7d9e6 .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci2-linux-4-14 2020/06/24 18:31 linux-4.14.y b850307b 41694dbf .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci2-linux-4-14 2020/06/23 15:24 linux-4.14.y b850307b 54566aff .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci2-linux-4-14 2020/06/22 23:01 linux-4.14.y b850307b 1afe1535 .config log report davem@davemloft.net, dsahern@gmail.com, edumazet@google.com, khlebnikov@yandex-team.ru, linux-kernel@vger.kernel.org, lorenzo.bianconi@redhat.com, netdev@vger.kernel.org, sashal@kernel.org
ci2-linux-4-14 2020/06/21 01:05 linux-4.14.y b850307b c655ec77 .config log report davem@davemloft.net, edumazet@google.com, gregkh@linuxfoundation.org, khlebnikov@yandex-team.ru, linux-kernel@vger.kernel.org, lorenzo.bianconi@redhat.com, netdev@vger.kernel.org, sashal@kernel.org
ci2-linux-4-14 2020/06/20 21:53 linux-4.14.y b850307b c655ec77 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci2-linux-4-14 2020/06/20 17:41 linux-4.14.y b850307b c655ec77 .config log report davem@davemloft.net, johannes@sipsolutions.net, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org
ci2-linux-4-14 2020/06/20 14:50 linux-4.14.y b850307b c655ec77 .config log report davem@davemloft.net, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, nikolay@cumulusnetworks.com, pablo@netfilter.org
ci2-linux-4-14 2020/06/20 02:37 linux-4.14.y b850307b c655ec77 .config log report john.stultz@linaro.org, linux-kernel@vger.kernel.org, sboyd@codeaurora.org, tglx@linutronix.de
ci2-linux-4-14 2020/06/19 14:23 linux-4.14.y b850307b 123cf502 .config log report davem@davemloft.net, dhowells@redhat.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci2-linux-4-14 2020/06/19 03:10 linux-4.14.y b850307b bc258b50 .config log report davem@davemloft.net, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, nikolay@cumulusnetworks.com, pablo@netfilter.org
ci2-linux-4-14 2020/06/19 02:38 linux-4.14.y b850307b bc258b50 .config log report adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, tytso@mit.edu
ci2-linux-4-14 2020/06/18 14:39 linux-4.14.y b850307b 3ea11d3f .config log report john.stultz@linaro.org, linux-kernel@vger.kernel.org, sboyd@codeaurora.org, tglx@linutronix.de
ci2-linux-4-14 2020/06/18 13:17 linux-4.14.y b850307b 3ea11d3f .config log report dmitry.tarnyagin@lockless.no, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci2-linux-4-14 2020/06/18 00:51 linux-4.14.y b850307b d45a4d69 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci2-linux-4-14 2020/06/16 11:32 linux-4.14.y b850307b 4ea9d964 .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci2-linux-4-14 2020/06/15 20:57 linux-4.14.y b850307b baca2611 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/06/15 09:01 linux-4.14.y b850307b 8e3ab941 .config log report linux-kernel@vger.kernel.org, mcgrof@kernel.org
ci2-linux-4-14 2020/06/14 12:12 linux-4.14.y b850307b 2a22c77a .config log report kvm@vger.kernel.org, linux-kernel@vger.kernel.org, pbonzini@redhat.com, rkrcmar@redhat.com
ci2-linux-4-14 2020/06/14 00:12 linux-4.14.y b850307b a61674a5 .config log report linux-kernel@vger.kernel.org, mcgrof@kernel.org
ci2-linux-4-14 2020/06/13 05:17 linux-4.14.y b850307b f4724dd3 .config log report bfields@fieldses.org, jlayton@poochiereds.net, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk
ci2-linux-4-14 2020/06/12 16:59 linux-4.14.y b850307b 3036d6fd .config log report akpm@linux-foundation.org, david@redhat.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, longpeng2@huawei.com, mike.kravetz@oracle.com, n-horiguchi@ah.jp.nec.com, sashal@kernel.org
ci2-linux-4-14 2020/06/12 05:01 linux-4.14.y b850307b 819b58b0 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/06/11 17:13 linux-4.14.y b850307b 1beaee21 .config log report arvid.brodin@alten.se, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci2-linux-4-14 2020/06/11 09:02 linux-4.14.y b850307b 3ab7a05a .config log report acme@kernel.org, alexander.shishkin@linux.intel.com, jolsa@redhat.com, linux-kernel@vger.kernel.org, mingo@redhat.com, namhyung@kernel.org, peterz@infradead.org
ci2-linux-4-14 2020/06/10 14:09 linux-4.14.y c6db52a8 5caaad3a .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci2-linux-4-14 2020/06/10 02:23 linux-4.14.y c6db52a8 860c4de9 .config log report gregkh@linuxfoundation.org, hpa@zytor.com, jpoimboe@redhat.com, linux-kernel@vger.kernel.org, mbenes@suse.cz, mingo@redhat.com, peterz@infradead.org, tglx@linutronix.de, x86@kernel.org
ci2-linux-4-14 2020/06/10 01:21 linux-4.14.y c6db52a8 860c4de9 .config log report davem@davemloft.net, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org
ci2-linux-4-14 2020/06/09 00:17 linux-4.14.y c6db52a8 0d60b78a .config log report acme@kernel.org, alexander.shishkin@linux.intel.com, jolsa@redhat.com, linux-kernel@vger.kernel.org, mingo@redhat.com, namhyung@kernel.org, peterz@infradead.org
ci2-linux-4-14 2020/06/08 11:08 linux-4.14.y c6db52a8 7604bb03 .config log report davem@davemloft.net, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, yoshfuji@linux-ipv6.org
ci2-linux-4-14 2020/06/07 21:35 linux-4.14.y c6db52a8 7751efd0 .config log report akpm@linux-foundation.org, amir73il@gmail.com, eparis@redhat.com, jack@suse.cz, linux-kernel@vger.kernel.org, mszeredi@redhat.com
ci2-linux-4-14 2020/06/07 09:34 linux-4.14.y c6db52a8 2c2b926c .config log report akpm@linux-foundation.org, gregkh@linuxfoundation.org, haokexin@gmail.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/06/06 14:42 linux-4.14.y c6db52a8 e6b89e4e .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci2-linux-4-14 2020/06/06 01:48 linux-4.14.y c6db52a8 c3e9afb3 .config log report davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci2-linux-4-14 2020/06/05 14:09 linux-4.14.y c6db52a8 d36418e9 .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci2-linux-4-14 2020/06/05 01:56 linux-4.14.y c6db52a8 2420d1bc .config log report alsa-devel@alsa-project.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, perex@perex.cz, tiwai@suse.com
ci2-linux-4-14 2020/06/04 14:22 linux-4.14.y c6db52a8 6720fdef .config log report linux-kernel@vger.kernel.org, tglx@linutronix.de
ci2-linux-4-14 2020/06/04 02:29 linux-4.14.y c6db52a8 b0d1c0d5 .config log report akpm@linux-foundation.org, gregkh@linuxfoundation.org, jannh@google.com, keescook@chromium.org, linux-kernel@vger.kernel.org, luto@amacapital.net, mhocko@suse.com, mingo@kernel.org, peterz@infradead.org, tglx@linutronix.de, wad@chromium.org, wang.yi59@zte.com.cn
ci2-linux-4-14 2019/09/29 09:01 linux-4.14.y f6e27dbb c1ad5441 .config log report linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk