syzbot


KCSAN: data-race in page_counter_try_charge / page_counter_try_charge (2)
Status: moderation: reported on 2019/12/13 02:55
Reported-by: syzbot+f36cfe60b1006a94f9dc@syzkaller.appspotmail.com
Fix commit: mm/page_counter: fix various data races at memsw
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: 121d, last: 2h58m
similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream KCSAN: data-race in page_counter_try_charge / page_counter_try_charge 3 129d 137d 0/17 closed as invalid on 2019/10/15 15:50

Sample crash report:

Crashes (106):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-upstream-kcsan-gce 2020/02/21 22:17 https://github.com/google/ktsan.git kcsan 766d004d 2ffa6679 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/21 10:28 https://github.com/google/ktsan.git kcsan b12d66a6 bd2a74a3 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/19 02:51 https://github.com/google/ktsan.git kcsan b12d66a6 135c18aa .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/18 20:40 https://github.com/google/ktsan.git kcsan b12d66a6 012fbc32 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/18 05:47 https://github.com/google/ktsan.git kcsan b12d66a6 1ce142dc .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/17 20:56 https://github.com/google/ktsan.git kcsan b12d66a6 72bfa6f2 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/14 15:17 https://github.com/google/ktsan.git kcsan b12d66a6 5d7b90f1 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/13 01:51 https://github.com/google/ktsan.git kcsan f60f0f54 84f4fc8a .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/12 06:50 https://github.com/google/ktsan.git kcsan f60f0f54 a75b198c .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/11 07:12 https://github.com/google/ktsan.git kcsan f60f0f54 084454ae .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/10 17:57 https://github.com/google/ktsan.git kcsan f60f0f54 18847f55 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/10 09:27 https://github.com/google/ktsan.git kcsan f60f0f54 35f5e45e .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/09 16:17 https://github.com/google/ktsan.git kcsan f60f0f54 6ece2ea5 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/08 13:06 https://github.com/google/ktsan.git kcsan f60f0f54 06150bf1 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/08 06:34 https://github.com/google/ktsan.git kcsan 6cccb8ba 06150bf1 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/07 03:32 https://github.com/google/ktsan.git kcsan 245a4300 06150bf1 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/06 12:07 https://github.com/google/ktsan.git kcsan 245a4300 5be3a391 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/05 22:41 https://github.com/google/ktsan.git kcsan 245a4300 662cf49a .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/03 04:41 https://github.com/google/ktsan.git kcsan 245a4300 93e5e335 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/01 22:32 https://github.com/google/ktsan.git kcsan 245a4300 2274ad39 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/02/01 09:50 https://github.com/google/ktsan.git kcsan 245a4300 0eb59c27 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/29 16:36 https://github.com/google/ktsan.git kcsan 245a4300 5ed23f9a .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/29 02:36 https://github.com/google/ktsan.git kcsan 245a4300 c8e81ce4 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/28 05:00 https://github.com/google/ktsan.git kcsan 245a4300 56cd6c9b .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/26 16:26 https://github.com/google/ktsan.git kcsan 245a4300 dd56146d .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/26 14:25 https://github.com/google/ktsan.git kcsan 245a4300 f4e7270e .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/24 07:57 https://github.com/google/ktsan.git kcsan 245a4300 2e95ab33 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/21 06:43 https://github.com/google/ktsan.git kcsan 245a4300 8eda0b95 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/20 00:57 https://github.com/google/ktsan.git kcsan 245a4300 0342f8c7 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/18 21:39 https://github.com/google/ktsan.git kcsan 245a4300 bc8bc756 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/16 14:01 https://github.com/google/ktsan.git kcsan 245a4300 3de7aabb .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/16 03:25 https://github.com/google/ktsan.git kcsan 245a4300 f9b69507 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/14 19:58 https://github.com/google/ktsan.git kcsan 245a4300 fa12bd3c .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/14 00:13 https://github.com/google/ktsan.git kcsan 245a4300 32881205 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/13 15:15 https://github.com/google/ktsan.git kcsan 245a4300 99565c1a .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/13 07:27 https://github.com/google/ktsan.git kcsan 245a4300 53faa9fe .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/12 13:57 https://github.com/google/ktsan.git kcsan 245a4300 31290a45 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/11 07:46 https://github.com/google/ktsan.git kcsan 245a4300 4c04afaa .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/11 00:53 https://github.com/google/ktsan.git kcsan 245a4300 532ec44e .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/09 17:16 https://github.com/google/ktsan.git kcsan 245a4300 4de4e9f0 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/08 10:52 https://github.com/google/ktsan.git kcsan 245a4300 ddc3e859 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/07 19:43 https://github.com/google/ktsan.git kcsan 245a4300 1bcd407e .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/05 13:28 https://github.com/google/ktsan.git kcsan 245a4300 d646e21f .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/04 04:58 https://github.com/google/ktsan.git kcsan 245a4300 68256974 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/01/01 09:15 https://github.com/google/ktsan.git kcsan 245a4300 25a0186e .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2019/12/31 09:28 https://github.com/google/ktsan.git kcsan 245a4300 7f117e28 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2019/12/13 02:30 https://github.com/google/ktsan.git kcsan 245a4300 08003f64 .config log report akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2019/10/23 08:16 https://github.com/google/ktsan.git kcsan 05f22368 d0686497 .config log report linux-kernel@vger.kernel.org, linux-mm@kvack.org