syzbot


KCSAN: data-race in ext4_writepages / xas_clear_mark (5)
Status: moderation: reported on 2020/12/07 11:55
Reported-by: syzbot+2075ece7f7faae0c842d@syzkaller.appspotmail.com
First crash: 73d, last: 5d00h
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KCSAN: data-race in ext4_writepages / xas_clear_mark (4) 5 128d 195d 0/17 auto-closed as invalid on 2020/10/24 01:56
upstream KCSAN: data-race in ext4_writepages / xas_clear_mark (3) 1 261d 261d 0/17 auto-closed as invalid on 2020/06/18 13:43
upstream KCSAN: data-race in ext4_writepages / xas_clear_mark 3 452d 458d 0/17 closed as invalid on 2019/11/19 13:24
upstream KCSAN: data-race in ext4_writepages / xas_clear_mark (2) 1 403d 403d 0/17 auto-closed as invalid on 2020/02/26 13:18

Sample crash report:

Crashes (8):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci2-upstream-kcsan-gce 2021/01/20 06:14 upstream 45dfb8a5 63631df1 .config log report info akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2021/01/10 22:33 upstream 0653161f 2c1f2513 .config log report info akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2021/01/04 19:28 upstream 36bbbd0e 79264ae3 .config log report info akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/12/28 21:24 upstream c76e02c5 8259d56c .config log report info akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/12/26 12:26 upstream 40f78232 821e0b09 .config log report info akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/12/19 01:16 upstream 3644e2d2 04201c06 .config log report info akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/11/24 16:51 upstream d5beb314 e34b696c .config log report info akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
ci2-upstream-kcsan-gce 2020/11/12 11:11 upstream 3d5e28bf 77a55c8e .config log report info akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org