syzbot


INFO: rcu detected stall in pie_timer
Status: upstream: reported C repro on 2019/09/09 01:30
Reported-by: syzbot+0a0c3fe5b56362824f8c@syzkaller.appspotmail.com
First crash: 749d, last: 2d00h
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in pie_timer (4) 1 126d 126d 0/22 auto-closed as invalid on 2021/08/22 00:34
upstream INFO: rcu detected stall in pie_timer (2) 2 708d 712d 0/22 auto-closed as invalid on 2020/01/18 03:16
upstream INFO: rcu detected stall in pie_timer C 19 713d 748d 14/22 fixed on 2019/10/15 23:40
upstream INFO: rcu detected stall in pie_timer (3) 4 385d 454d 0/22 auto-closed as invalid on 2020/12/06 09:21

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2021/09/25 15:20 linux-4.19.y 2950c9c5e0df d96e88f3 .config log report syz C
ci2-linux-4-19 2021/08/26 14:42 linux-4.19.y e23d55af0e1f d96e88f3 .config log report syz C
ci2-linux-4-19 2021/07/27 13:46 linux-4.19.y 4938296e03bd d96e88f3 .config log report syz C
ci2-linux-4-19 2021/06/27 13:16 linux-4.19.y eb575cd5d7f6 d96e88f3 .config log report syz C
ci2-linux-4-19 2021/05/28 12:44 linux-4.19.y 6b7b0056defc d96e88f3 .config log report syz C
ci2-linux-4-19 2021/04/28 12:11 linux-4.19.y 97a8651cadce d96e88f3 .config log report syz C
ci2-linux-4-19 2021/03/29 11:04 linux-4.19.y 78fec1611cbf d96e88f3 .config log report syz C
ci2-linux-4-19 2021/02/27 09:44 linux-4.19.y 2d19be4653f5 d96e88f3 .config log report syz C
ci2-linux-4-19 2020/12/30 09:52 linux-4.19.y 13d2ce42de8c d96e88f3 .config log report syz C
ci2-linux-4-19 2020/11/30 09:23 linux-4.19.y 0c88e405c97e d96e88f3 .config log report syz C
ci2-linux-4-19 2020/10/31 08:48 linux-4.19.y f5d8eef067ac d96e88f3 .config log report syz C
ci2-linux-4-19 2020/10/01 08:15 linux-4.19.y 10ad6cfd5736 d96e88f3 .config log report syz C
ci2-linux-4-19 2020/06/09 20:33 linux-4.19.y 106fa147d3da d96e88f3 .config log report syz C
ci2-linux-4-19 2020/05/10 19:57 linux-4.19.y 033c4ea49a4b d96e88f3 .config log report syz C
ci2-linux-4-19 2020/04/10 19:23 linux-4.19.y dda0e2920330 d96e88f3 .config log report syz C
ci2-linux-4-19 2020/03/11 18:50 linux-4.19.y 569209711609 d96e88f3 .config log report syz C
ci2-linux-4-19 2020/02/10 18:00 linux-4.19.y b499cf4b3a90 d96e88f3 .config log report syz C
ci2-linux-4-19 2020/01/11 12:28 linux-4.19.y cb1f9a169a0e d96e88f3 .config log report syz C
ci2-linux-4-19 2019/12/12 11:48 linux-4.19.y fb683b5e3f53 d96e88f3 .config log report syz C
Crashes (9):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2019/09/22 09:34 linux-4.19.y d573e8a79f70 d96e88f3 .config log report syz C
ci2-linux-4-19 2021/01/28 09:10 linux-4.19.y c4ff839de17f eefc07f2 .config log report info INFO: rcu detected stall in pie_timer
ci2-linux-4-19 2020/09/01 06:39 linux-4.19.y f6d5cb9e2c06 d5a3ae1f .config log report
ci2-linux-4-19 2020/08/10 05:22 linux-4.19.y 961f830af065 70301872 .config log report
ci2-linux-4-19 2020/07/17 08:36 linux-4.19.y 17a87580a885 54b3c45e .config log report
ci2-linux-4-19 2020/07/08 21:38 linux-4.19.y 399849e4654e 9f9845eb .config log report
ci2-linux-4-19 2019/10/16 08:26 linux-4.19.y dafd634415a7 d4ea592f .config log report
ci2-linux-4-19 2019/09/20 11:45 linux-4.19.y dbc29aff8d04 d96e88f3 .config log report
ci2-linux-4-19 2019/09/09 00:29 linux-4.19.y e7d2672c66e4 a60cb4cd .config log report