INFO: rcu detected stall in sys_clock_adjtime
Status: upstream: reported C repro on 2020/07/07 15:13
First crash: 570d, last: 119d

Cause bisection: introduced by (bisect log) [release commit]:
commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d
Author: Greg Kroah-Hartman <>
Date: Mon Oct 22 06:37:37 2018 +0000

  Linux 4.19

Crash: kernel panic: panic_on_warn set (log)
Repro: C syz .config

Fix bisection: the fix commit could be any of (bisect log):
  7cc2a8ea1048 Merge tag 'block-5.8-2020-07-01' of git://
  303392fd5c16 Merge tag 'leds-5.14-rc1' of git://

Sample crash report:

Crashes (8):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2020/07/07 05:48 upstream 7cc2a8ea1048 51095195 .config log report syz C
ci-upstream-kasan-gce-smack-root 2021/10/01 07:13 upstream 4de593fb965f 1d849ab4 .config log report info INFO: rcu detected stall in sys_clock_adjtime
ci-upstream-kasan-gce-smack-root 2020/10/02 14:35 upstream 472e5b056f00 9602ddf4 .config log report info
ci-upstream-kasan-gce-smack-root 2020/09/22 06:18 upstream 98477740630f 9e1fa68e .config log report info
ci-upstream-kasan-gce-smack-root 2020/08/18 03:07 upstream 06a4ec1d9dc6 424dd8e7 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/07 08:34 upstream d6efb3ac3e6c cb436c69 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/04 15:13 upstream c0842fbc1b18 80a06902 .config log report
ci-upstream-kasan-gce-smack-root 2020/07/27 13:08 upstream 92ed30191993 cb93dc6a .config log report