syzbot


WARNING in corrupted (2)
Status: upstream: reported syz repro on 2019/12/02 19:55
Reported-by: syzbot+c792a994cd965b2ac623@syzkaller.appspotmail.com
First crash: 85d, last: 24d

Cause bisection: introduced by (bisect log):

commit f6229c395874a37ea72137337242055dcaf30112
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date: Fri Aug 3 17:49:47 2018 +0000

  Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Crash: WARNING in mark_buffer_dirty (log)
Repro: syz .config
similar bugs (4):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 WARNING in corrupted syz fix 25 137d 289d 1/1 fixed on 2019/12/17 20:23
linux-4.14 WARNING in corrupted C 15 10d 257d 0/1 upstream: reported C repro on 2019/06/10 00:20
android-414 WARNING in corrupted C 5 205d 252d 0/1 public: reported C repro on 2019/06/14 15:02
upstream WARNING in corrupted C 2 225d 225d 0/17 closed as invalid on 2019/08/01 15:17

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro
ci-upstream-kasan-gce-386 2020/01/28 10:00 upstream b0be0eff 46869e3e .config log report syz
ci-upstream-kasan-gce-386 2019/12/29 08:37 upstream bf8d1cd4 46869e3e .config log report syz
Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-386 2019/11/28 18:48 upstream a6ed68d6 46869e3e .config log report syz andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, kafai@fb.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com