syzbot


INFO: task can't die in wait_on_page_bit_common
Status: upstream: reported C repro on 2020/08/28 22:28
Reported-by: syzbot+17675037466844188253@syzkaller.appspotmail.com
First crash: 35d, last: 22d

Cause bisection: introduced by (bisect log):

commit 2da22da573481cc4837e246d0eee4d518b3f715e
Author: Mike Christie <mchristi@redhat.com>
Date: Tue Aug 13 16:39:52 2019 +0000

  nbd: fix zero cmd timeout handling v2

Crash: INFO: task hung in do_read_cache_page (log)
Repro: C syz .config

Sample crash report:

Crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-linux-next-kasan-gce-root 2020/09/07 02:11 linux-next 7a695657 abf9ba4f .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 2020/09/03 13:50 linux-next 7a695657 abf9ba4f .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 2020/08/24 22:22 linux-next d8be0e12 67b599d1 .config log report syz C akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org