syzbot


kernel panic: System is deadlocked on memory
Status: upstream: reported C repro on 2020/07/15 04:49
Reported-by: syzbot+98be80110b9043885626@syzkaller.appspotmail.com
Fix commit: mm-oom-make-the-calculation-of-oom-badness-more-accurate-v3
Patched on: [ci-upstream-linux-next-kasan-gce-root], missing 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-kmsan-gce ci-upstream-kmsan-gce-386 ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 31d, last: 29d

Cause bisection: introduced by (bisect log):

commit e642d9be463d02c735cd99a9a904063324ee03d6
Author: Yafang Shao <laoar.shao@gmail.com>
Date: Fri Jul 10 04:58:08 2020 +0000

  mm, oom: make the calculation of oom badness more accurate

Crash: kernel panic: System is deadlocked on memory (log)
Repro: C syz .config

Sample crash report:

Crashes (43):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-linux-next-kasan-gce-root 2020/07/11 05:00 linux-next d31958b3 18d18b59 .config log report syz C akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/13 05:07 linux-next d31958b3 9ebcc5b1 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/13 04:35 linux-next d31958b3 9ebcc5b1 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/13 01:00 linux-next d31958b3 9ebcc5b1 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/13 00:30 linux-next d31958b3 9ebcc5b1 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 21:42 linux-next d31958b3 115e1930 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 21:08 linux-next d31958b3 115e1930 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 18:04 linux-next d31958b3 115e1930 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 16:25 linux-next d31958b3 115e1930 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 16:05 linux-next d31958b3 115e1930 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 11:33 linux-next d31958b3 115e1930 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 11:21 linux-next d31958b3 115e1930 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 10:51 linux-next d31958b3 115e1930 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 10:45 linux-next d31958b3 115e1930 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 09:52 linux-next d31958b3 115e1930 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 05:56 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 05:12 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 05:06 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 04:15 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 03:57 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 01:29 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 00:47 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 00:22 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 00:10 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 23:41 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 23:28 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 22:08 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 21:56 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 21:51 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 20:27 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 20:07 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 18:26 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 17:27 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 17:00 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 14:32 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 14:20 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 13:38 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 12:33 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 09:28 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 05:30 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci-upstream-linux-next-kasan-gce-root 2020/07/11 04:43 linux-next d31958b3 18d18b59 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org