syzbot


INFO: rcu detected stall in __do_softirq
Status: upstream: reported syz repro on 2019/08/05 15:28
Reported-by: syzbot+6593c6b8c8b66a07cd98@syzkaller.appspotmail.com
First crash: 825d, last: 61d

Cause bisection: introduced by (bisect log) :
commit 2aeac95d1a4cc85aae57ab842d5c3340df0f817f
Author: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Date: Tue Jun 11 10:40:41 2019 +0000

  soundwire: add module_sdw_driver helper macro

Crash: INFO: rcu detected stall in __do_softirq (log)
Repro: syz .config
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 INFO: rcu detected stall in __do_softirq (2) 9 327d 512d 0/1 auto-closed as invalid on 2021/01/10 17:25
linux-4.14 INFO: rcu detected stall in __do_softirq 1 779d 779d 0/1 auto-closed as invalid on 2019/10/25 08:47
linux-4.19 INFO: rcu detected stall in __do_softirq 2 714d 778d 0/1 auto-closed as invalid on 2019/12/20 09:57
linux-4.14 BUG: soft lockup in __do_softirq syz error 3 92d 134d 0/1 upstream: reported syz repro on 2021/03/23 20:32

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2019/10/15 13:14 linux-next 882e8691130b c692b5bd .config log report syz
Crashes (33):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2019/08/01 15:14 linux-next 882e8691130b c692b5bd .config log report syz
ci-upstream-kasan-gce-root 2021/06/04 22:24 upstream 16f0596fc1d7 966a236b .config log report info INFO: rcu detected stall in __do_softirq
ci-upstream-kasan-gce-root 2020/08/04 15:58 upstream c0842fbc1b18 80a06902 .config log report
ci-upstream-kasan-gce 2020/04/16 07:36 upstream 00086336a8d9 c743fcb3 .config log report
ci-upstream-kasan-gce 2020/04/10 21:31 upstream c0cc271173b2 a8c6a3f8 .config log report
ci-upstream-kasan-gce 2020/03/28 07:04 upstream 69c5eea3128e 831e9a81 .config log report
ci-upstream-kasan-gce 2020/03/27 20:38 upstream 527630fbf4f1 831e9a81 .config log report
ci-upstream-kasan-gce-root 2020/03/08 03:17 upstream c20037652700 2e9971bb .config log report
ci-upstream-kasan-gce 2020/03/04 19:31 upstream 63623fd44972 c88c7b75 .config log report
ci-upstream-kasan-gce 2020/03/02 00:54 upstream 63623fd44972 c88c7b75 .config log report
ci-upstream-kasan-gce-root 2020/02/22 15:31 upstream 54dedb5b571d 2c36e7a7 .config log report
ci-upstream-kasan-gce-smack-root 2020/01/24 19:18 upstream 4703d9119972 2e95ab33 .config log report
ci-upstream-kasan-gce 2019/11/09 07:56 upstream 6737e7634951 dc438b91 .config log report
ci-upstream-kasan-gce 2019/10/31 20:22 upstream e472c64aa4fa a41ca8fa .config log report
ci-upstream-kasan-gce 2019/10/23 02:38 upstream 3b7c59a1950c 5681358a .config log report
ci-upstream-kasan-gce-smack-root 2019/10/19 21:40 upstream 998d75510e37 8c88c9c1 .config log report
ci-upstream-kasan-gce-selinux-root 2019/09/15 12:40 upstream 1609d7604b84 32d59357 .config log report
ci-upstream-kasan-gce 2019/08/31 09:14 upstream 6525771f58cb fd37b39e .config log report
ci-upstream-kasan-gce-smack-root 2019/08/28 05:32 upstream 6525771f58cb fd37b39e .config log report
ci-upstream-kasan-gce-smack-root 2019/08/24 21:25 upstream 361469211f87 d21c5d9d .config log report
ci-upstream-kasan-gce-selinux-root 2019/08/22 18:53 upstream bb7ba8069de9 d003d6d0 .config log report
ci-upstream-kasan-gce-root 2019/08/18 07:46 upstream 8fde2832bd0b 55bf8926 .config log report
ci-upstream-kasan-gce-smack-root 2019/08/13 23:58 upstream ee1c7bd33e66 ef801a3e .config log report
ci-upstream-kasan-gce-selinux-root 2019/08/03 03:16 upstream 97b00aff2c45 6affd8e8 .config log report
ci-upstream-kasan-gce 2019/07/30 11:23 upstream 2a11c76e5301 f28bf2a5 .config log report
ci-upstream-kasan-gce-selinux-root 2019/07/27 11:58 upstream 3ea54d9b0d65 c85e1c5b .config log report
ci-upstream-kasan-gce 2019/06/30 12:48 upstream 728254541ebc 7509bf36 .config log report
ci-upstream-kasan-gce-root 2019/06/12 09:38 upstream aa7235483a83 ea2f4006 .config log report
ci-upstream-kasan-gce-selinux-root 2019/05/03 17:27 upstream ea9866793d1e 1bfa09b9 .config log report
ci-qemu-upstream-386 2019/12/04 10:40 upstream 63de37476ebd 0ecb9746 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/08/08 10:52 linux-next 2ae256317763 e6ebef88 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/07/22 08:52 linux-next 6d21a41b7b1f b3c615f5 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/06/29 01:12 linux-next 48568d8c7f47 7509bf36 .config log report