syzbot


INFO: rcu detected stall in __do_sys_clock_adjtime
Status: upstream: reported C repro on 2020/07/15 05:29
Reported-by: syzbot+587a843fe6b38420a209@syzkaller.appspotmail.com
First crash: 436d, last: 105d

Cause bisection: introduced by (bisect log) :
commit 5a781ccbd19e4664babcbe4b4ead7aa2b9283d22
Author: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Date: Sat Sep 29 00:59:43 2018 +0000

  tc: Add support for configuring the taprio scheduler

Crash: no output from test machine (log)
Repro: C syz .config

Fix bisection: the fix commit could be any of (bisect log):
  a581387e415b Merge tag 'io_uring-5.8-2020-07-10' of git://git.kernel.dk/linux-block
  303392fd5c16 Merge tag 'leds-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds

Sample crash report:

Crashes (17):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2020/07/11 14:43 upstream a581387e415b 18d18b59 .config log report syz C
ci-upstream-kasan-gce-root 2020/07/11 05:19 upstream a581387e415b 18d18b59 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/08/14 04:50 linux-next bc09acc9f224 54ce1ed6 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/10/01 07:36 upstream 60e720931556 a9767fb2 .config log report info
ci-upstream-kasan-gce-selinux-root 2020/09/28 22:47 upstream a1b8638ba132 6bfdbe89 .config log report info
ci-upstream-kasan-gce-root 2020/09/02 00:46 upstream b765a32a2e91 abf9ba4f .config log report
ci-upstream-kasan-gce-root 2020/08/20 04:31 upstream 18445bf405cb ed282a3a .config log report
ci-upstream-kasan-gce-selinux-root 2020/08/08 03:47 upstream 5631c5e0eb90 ff51e522 .config log report
ci-upstream-kasan-gce-selinux-root 2020/08/08 03:34 upstream 5631c5e0eb90 ff51e522 .config log report
ci-upstream-kasan-gce-selinux-root 2020/07/24 10:19 upstream f37e99aca03f 70c104a1 .config log report
ci-upstream-kasan-gce-selinux-root 2020/07/14 16:29 upstream 0dc589da873b ce4c95b3 .config log report
ci-upstream-kasan-gce-root 2020/07/12 08:49 upstream 0aea6d5c5be3 115e1930 .config log report
ci-upstream-kasan-gce-root 2020/07/08 07:44 upstream 7cc2a8ea1048 51095195 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/09/14 01:18 linux-next d5b2251d63b5 2d3cdd63 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/09/05 22:23 linux-next 7a6956579ce6 abf9ba4f .config log report
ci-upstream-linux-next-kasan-gce-root 2020/08/25 02:25 linux-next d8be0e12a522 344da168 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/08/06 12:02 linux-next 01830e6c042e 1f122f88 .config log report