syzbot


INFO: task hung in exit_mm
Status: upstream: reported syz repro on 2019/07/01 08:27
Reported-by: syzbot+8cc1843d4eec9c0dfb35@syzkaller.appspotmail.com
First crash: 239d, last: 8d23h

Cause bisection: the bug happens on the oldest tested release
Crash: INFO: task hung in khugepaged (log)
Repro: syz .config

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro
ci-upstream-kasan-gce-smack-root 2020/02/13 02:47 upstream 0bf999f9 8620c2c2 .config log report syz
ci-upstream-kasan-gce-smack-root 2020/01/14 02:21 upstream b3a987b0 8620c2c2 .config log report syz
ci-upstream-kasan-gce-smack-root 2019/11/12 00:53 upstream de620fb9 7509bf36 .config log report syz
ci-upstream-kasan-gce-smack-root 2019/10/12 20:58 upstream 249155c2 7509bf36 .config log report syz
ci-upstream-kasan-gce-smack-root 2019/09/12 20:34 upstream 249155c2 7509bf36 .config log report syz
Crashes (5):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-smack-root 2019/08/13 16:00 upstream d45331b0 8620c2c2 .config log report syz aarcange@redhat.com, akpm@linux-foundation.org, andrea.parri@amarulasolutions.com, ap420073@gmail.com, avagin@gmail.com, christian@brauner.io, linux-kernel@vger.kernel.org, oleg@redhat.com, prsood@codeaurora.org, tglx@linutronix.de, tj@kernel.org
ci-upstream-kasan-gce-smack-root 2019/07/28 05:19 upstream 5168afe6 c85e1c5b .config log report syz aarcange@redhat.com, akpm@linux-foundation.org, ap420073@gmail.com, avagin@gmail.com, linux-kernel@vger.kernel.org, oleg@redhat.com, prsood@codeaurora.org, surenb@google.com, tglx@linutronix.de, tj@kernel.org
ci-upstream-kasan-gce-smack-root 2019/06/27 06:45 upstream 249155c2 7509bf36 .config log report syz aarcange@redhat.com, akpm@linux-foundation.org, avagin@gmail.com, davem@davemloft.net, ebiederm@xmission.com, linux-kernel@vger.kernel.org, oleg@redhat.com, prsood@codeaurora.org, tj@kernel.org
ci-upstream-kasan-gce-smack-root 2019/07/30 23:41 upstream 629f8205 7c7ded69 .config log report aarcange@redhat.com, akpm@linux-foundation.org, avagin@gmail.com, christian@brauner.io, linux-kernel@vger.kernel.org, oleg@redhat.com, prsood@codeaurora.org, surenb@google.com, tj@kernel.org
ci-upstream-kasan-gce-smack-root 2019/06/27 07:58 upstream 249155c2 7509bf36 .config log report aarcange@redhat.com, akpm@linux-foundation.org, avagin@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, mingo@kernel.org, oleg@redhat.com, prsood@codeaurora.org, tglx@linutronix.de, tj@kernel.org