syzbot


INFO: rcu detected stall in do_idle
Status: upstream: reported C repro on 2018/10/13 07:31
Reported-by: syzbot+385468161961cee80c31@syzkaller.appspotmail.com
First crash: 1130d, last: 19d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: no output from test machine (log)
Repro: C syz .config

Fix bisection: failed (bisect log)
duplicates (1):
Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
INFO: rcu detected stall in pagemap_read C 2 1048d 1084d 0/22 closed as dup on 2018/11/07 15:39
similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-414 INFO: rcu detected stall in do_idle 1 1101d 1101d 0/1 auto-closed as invalid on 2019/03/13 10:31
linux-4.19 INFO: rcu detected stall in do_idle 1 640d 640d 0/1 auto-closed as invalid on 2020/04/18 00:25
linux-4.14 INFO: rcu detected stall in do_idle 4 735d 740d 0/1 auto-closed as invalid on 2020/01/14 08:59

Sample crash report:

Crashes (1561):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-this-kasan-gce 2021/07/17 19:47 net 5b69874f74cc f115ae98 .config log report syz C INFO: rcu detected stall in do_idle
ci-upstream-linux-next-kasan-gce-root 2021/06/30 06:56 linux-next a1f92694393a a4fccb01 .config log report syz C INFO: rcu detected stall in do_idle
ci-upstream-kasan-gce 2020/09/09 15:43 upstream 34d4ddd359db 0ea7a887 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/09/02 12:11 upstream b765a32a2e91 abf9ba4f .config log report syz C
ci-upstream-kasan-gce 2020/09/02 10:07 upstream b765a32a2e91 abf9ba4f .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/08/16 15:23 upstream d84835b118ed 424dd8e7 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/08/14 19:22 upstream a1d21081a60d 424dd8e7 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/08/01 09:26 upstream d8b9faec54ae d895b3be .config log report syz C
ci-upstream-kasan-gce-root 2020/07/23 04:36 upstream 8c26c87b0532 340ea530 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/07/23 01:36 upstream 8c26c87b0532 340ea530 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/07/21 21:02 upstream 4fa640dc5230 21f1765e .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/07/07 21:00 upstream 7cc2a8ea1048 51095195 .config log report syz C
ci-upstream-kasan-gce 2020/07/06 23:37 upstream 7cc2a8ea1048 51095195 .config log report syz C
ci-upstream-kasan-gce-root 2020/07/06 23:18 upstream 7cc2a8ea1048 51095195 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/07/06 23:15 upstream 7cc2a8ea1048 51095195 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2019/09/11 13:40 upstream 3120b9a6a3f7 a60cb4cd .config log report syz C
ci-upstream-kasan-gce-smack-root 2019/09/08 23:48 upstream 950b07c14e8c a60cb4cd .config log report syz C
ci-upstream-kasan-gce-smack-root 2018/10/13 03:22 upstream 6b3944e42e2e caf12900 .config log report syz C
ci-upstream-kasan-gce-386 2020/09/01 00:54 upstream f75aef392f86 d5a3ae1f .config log report syz C
ci-upstream-kasan-gce-386 2020/07/06 21:38 upstream 7cc2a8ea1048 51095195 .config log report syz C
ci-upstream-kasan-gce-386 2020/07/03 07:21 upstream cd77006e01b3 bed10395 .config log report syz C
ci-upstream-bpf-kasan-gce 2020/12/18 08:17 bpf 8bee68338408 04201c06 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/07/20 04:13 net a463fa2cda56 9c812472 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/07/06 21:39 net 1ca0fafd73c5 51095195 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/07/03 05:19 net e4b9a72d76a4 bed10395 .config log report syz C
ci-upstream-net-kasan-gce 2020/07/06 19:39 net-next e44f65fd666c 51095195 .config log report syz C
ci-upstream-net-kasan-gce 2020/07/03 07:21 net-next 23212a700773 bed10395 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/09/06 19:38 linux-next 7a6956579ce6 abf9ba4f .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/08/05 02:13 linux-next 01830e6c042e 80a06902 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2019/09/15 19:52 linux-next 6d028043b55e 32d59357 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2019/07/27 12:00 linux-next fde50b96be82 c85e1c5b .config log report syz C
ci-upstream-kasan-gce-selinux-root 2018/10/21 09:46 upstream b0d04fb56b31 ecb386fe .config log report syz
ci-upstream-kasan-gce-smack-root 2021/07/20 11:44 upstream 2734d6c1b1a0 bc48c9ab .config log report info INFO: rcu detected stall in do_idle
ci-upstream-kasan-gce-root 2021/07/19 04:07 upstream 2734d6c1b1a0 f115ae98 .config log report info INFO: rcu detected stall in do_idle
ci-upstream-kasan-gce 2021/07/03 13:45 upstream 3dbdb38e2869 55aa55c2 .config log report info INFO: rcu detected stall in do_idle
ci-upstream-kasan-gce-selinux-root 2021/04/18 14:25 upstream c98ff1d013d2 7e2b734b .config log report info INFO: rcu detected stall in do_idle
ci-upstream-kasan-gce-root 2021/02/05 13:29 upstream dd86e7fa07a3 23a562df .config log report info INFO: rcu detected stall in do_idle
ci-upstream-bpf-next-kasan-gce 2021/09/01 00:53 bpf-next a16ef91aa61a 7eb7e152 .config log report info INFO: rcu detected stall in do_idle
ci-upstream-bpf-next-kasan-gce 2021/08/22 13:15 bpf-next f2a6ee924d26 b599f2fc .config log report info INFO: rcu detected stall in do_idle
ci-upstream-bpf-next-kasan-gce 2021/07/01 14:50 bpf-next dbe69e433722 658ebc66 .config log report info INFO: rcu detected stall in do_idle
ci-upstream-bpf-next-kasan-gce 2021/05/05 08:20 bpf-next 3733bfbbdd28 06c27ff5 .config log report info INFO: rcu detected stall in do_idle
ci-upstream-bpf-next-kasan-gce 2021/04/03 00:07 bpf-next 89d69c5d0fbc 6a81331a .config log report info INFO: rcu detected stall in do_idle
ci-upstream-kasan-gce 2021/01/15 18:27 upstream 5ee88057889b 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/11 13:58 upstream 7c53f6b671f4 2c1f2513 .config log report info
ci-upstream-kasan-gce-selinux-root 2020/12/17 22:21 upstream accefff5b547 04201c06 .config log report info
ci-upstream-kasan-gce 2020/09/12 05:23 upstream e8878ab82545 79fb24e2 .config log report
ci-upstream-kasan-gce 2020/08/15 02:21 upstream 7fca4dee610d 424dd8e7 .config log report
ci-upstream-kasan-gce 2020/08/13 00:39 upstream fb893de323e2 bc15f7db .config log report
ci-upstream-kasan-gce 2020/07/27 11:33 upstream 92ed30191993 51265195 .config log report
ci-upstream-kasan-gce 2020/07/16 13:57 upstream 994e99a96c9b f3bec699 .config log report
ci-upstream-kasan-gce 2020/07/13 21:05 upstream 11ba468877bb f90ec899 .config log report
ci-upstream-kasan-gce 2020/07/12 02:40 upstream a581387e415b 18d18b59 .config log report
ci-upstream-kasan-gce 2020/07/05 12:29 upstream 7cc2a8ea1048 51095195 .config log report
ci-upstream-kasan-gce 2018/08/16 20:17 upstream f91e654474d4 9ccc1d45 .config log report
ci-upstream-bpf-kasan-gce 2021/01/05 19:48 bpf 04901aab40ea a0234d98 .config log report info
ci-upstream-bpf-kasan-gce 2021/01/05 07:49 bpf 04901aab40ea 2a28ff1f .config log report info
ci-upstream-bpf-kasan-gce 2020/12/29 03:12 bpf a61daaf351da 8259d56c .config log report info
ci-upstream-bpf-kasan-gce 2020/12/28 06:32 bpf a61daaf351da 2242f77f .config log report info
ci-upstream-bpf-kasan-gce 2020/12/28 02:01 bpf a61daaf351da 2242f77f .config log report info
ci-upstream-bpf-kasan-gce 2020/12/24 21:38 bpf a61daaf351da c2c1d1dd .config log report info
ci-upstream-bpf-kasan-gce 2020/12/21 15:06 bpf d467d80dc399 04201c06 .config log report info
ci-upstream-bpf-kasan-gce 2020/12/20 23:32 bpf d467d80dc399 04201c06 .config log report info
ci-upstream-bpf-kasan-gce 2020/12/20 05:24 bpf d467d80dc399 04201c06 .config log report info
ci-upstream-bpf-kasan-gce 2020/12/20 00:37 bpf d467d80dc399 04201c06 .config log report info
ci-upstream-bpf-kasan-gce 2020/12/19 12:33 bpf d467d80dc399 04201c06 .config log report info
ci-upstream-bpf-kasan-gce 2020/12/19 00:05 bpf d467d80dc399 04201c06 .config log report info
ci-upstream-bpf-kasan-gce 2020/12/07 02:37 bpf 12c8a8ca117f c521566d .config log report info
ci-upstream-bpf-kasan-gce 2020/11/26 23:24 bpf 9a44bc9449cf 1d2b823e .config log report info
ci-upstream-net-this-kasan-gce 2020/09/11 18:27 net ee460417d254 adfb8b4e .config log report
ci-upstream-net-this-kasan-gce 2020/09/03 03:01 net 1996cf46e467 abf9ba4f .config log report
ci-upstream-net-this-kasan-gce 2020/08/29 15:57 net c8146fe292a7 d5a3ae1f .config log report
ci-upstream-net-this-kasan-gce 2020/08/23 17:17 net eeaac3634ee0 cef5ae68 .config log report
ci-upstream-net-this-kasan-gce 2020/07/23 03:27 net 2c4dc3148603 340ea530 .config log report
ci-upstream-bpf-next-kasan-gce 2020/12/15 05:59 bpf-next 2e33f831fccd 97183ed7 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/09 23:19 bpf-next 08c6a2f620e4 c090b4da .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/06 18:17 bpf-next 34da87213d3d f12ba0c5 .config log report info
ci-upstream-net-kasan-gce 2020/11/12 16:24 net-next e545f8657393 77a55c8e .config log report info
ci-upstream-bpf-next-kasan-gce 2020/09/19 11:52 bpf-next b6ed6cf4a3ac 53ce8104 .config log report info
ci-upstream-net-kasan-gce 2020/09/04 12:12 net-next 3ab1270bfa1e abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/08/08 06:16 net-next bfdd5aaa54b0 ff51e522 .config log report
ci-upstream-net-kasan-gce 2020/07/12 15:02 net-next 71930d61025e 115e1930 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/11/27 20:00 linux-next 6174f05255e6 486f93ef .config log report info
ci2-upstream-usb 2020/10/30 08:25 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing aee9ddb1d371 a0c7169a .config log report info