syzbot


divide error in fbcon_switch
Status: upstream: reported C repro on 2019/12/03 01:21
Reported-by: syzbot+383ba193d61507226c6f@syzkaller.appspotmail.com
First crash: 459d, last: 9d05h
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream divide error in fbcon_switch C inconclusive done 326 253d 458d 0/21 closed as dup on 2020/07/27 22:47
linux-4.19 divide error in fbcon_switch C done 259 219d 459d 1/1 fixed on 2020/09/01 18:34

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/02/24 23:41 linux-4.14.y 3242aa3a 340ea530 .config log report syz C
ci2-linux-4-14 2021/01/25 22:57 linux-4.14.y 2d2791fc 340ea530 .config log report syz C
ci2-linux-4-14 2020/12/26 19:30 linux-4.14.y 3f2ecb86 340ea530 .config log report syz C
ci2-linux-4-14 2020/11/26 19:06 linux-4.14.y 87335852 340ea530 .config log report syz C
ci2-linux-4-14 2020/10/27 17:56 linux-4.14.y 5b7a52cd 340ea530 .config log report syz C
ci2-linux-4-14 2020/09/27 17:34 linux-4.14.y ca87c828 340ea530 .config log report syz C
ci2-linux-4-14 2020/08/28 16:58 linux-4.14.y d7e78d08 340ea530 .config log report syz C
Crashes (282):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2020/07/23 04:58 linux-4.14.y 69b94dd6 340ea530 .config log report syz C
ci2-linux-4-14 2019/12/03 00:21 linux-4.14.y fbc5fe7a ab342da3 .config log report syz C
ci2-linux-4-14 2020/07/29 05:42 linux-4.14.y 69b94dd6 cb93dc6a .config log report
ci2-linux-4-14 2020/07/28 18:32 linux-4.14.y 69b94dd6 cb93dc6a .config log report
ci2-linux-4-14 2020/07/28 11:09 linux-4.14.y 69b94dd6 cb93dc6a .config log report
ci2-linux-4-14 2020/07/26 07:26 linux-4.14.y 69b94dd6 1f7cc1ca .config log report
ci2-linux-4-14 2020/07/21 02:28 linux-4.14.y b850307b d88894e6 .config log report
ci2-linux-4-14 2020/07/20 08:46 linux-4.14.y b850307b 9c812472 .config log report
ci2-linux-4-14 2020/07/19 20:57 linux-4.14.y b850307b 9c812472 .config log report
ci2-linux-4-14 2020/07/19 17:58 linux-4.14.y b850307b 9c812472 .config log report
ci2-linux-4-14 2020/07/19 10:47 linux-4.14.y b850307b 9c812472 .config log report
ci2-linux-4-14 2020/07/19 09:22 linux-4.14.y b850307b 9c812472 .config log report
ci2-linux-4-14 2020/07/19 03:19 linux-4.14.y b850307b 9c812472 .config log report
ci2-linux-4-14 2020/07/16 12:09 linux-4.14.y b850307b b090c643 .config log report
ci2-linux-4-14 2020/07/16 10:14 linux-4.14.y b850307b ada108d0 .config log report
ci2-linux-4-14 2020/07/15 11:20 linux-4.14.y b850307b ada108d0 .config log report
ci2-linux-4-14 2020/07/13 20:57 linux-4.14.y b850307b ce4c95b3 .config log report
ci2-linux-4-14 2020/07/13 17:04 linux-4.14.y b850307b f90ec899 .config log report
ci2-linux-4-14 2020/07/12 08:16 linux-4.14.y b850307b 115e1930 .config log report
ci2-linux-4-14 2020/07/11 14:10 linux-4.14.y b850307b 7ba05d2d .config log report
ci2-linux-4-14 2020/07/10 17:37 linux-4.14.y b850307b 56d01184 .config log report
ci2-linux-4-14 2020/07/09 04:08 linux-4.14.y b850307b 9f9845eb .config log report
ci2-linux-4-14 2020/07/08 23:08 linux-4.14.y b850307b 9f9845eb .config log report
ci2-linux-4-14 2020/07/05 20:01 linux-4.14.y b850307b 22f87567 .config log report
ci2-linux-4-14 2020/07/05 17:47 linux-4.14.y b850307b 22f87567 .config log report
ci2-linux-4-14 2020/07/05 01:43 linux-4.14.y b850307b 24d7f505 .config log report
ci2-linux-4-14 2020/07/02 13:18 linux-4.14.y b850307b f30c14bf .config log report
ci2-linux-4-14 2020/07/02 03:50 linux-4.14.y b850307b bed10395 .config log report
ci2-linux-4-14 2020/07/01 23:52 linux-4.14.y b850307b bed10395 .config log report
ci2-linux-4-14 2020/07/01 15:03 linux-4.14.y b850307b 39acb39d .config log report
ci2-linux-4-14 2020/07/01 11:10 linux-4.14.y b850307b 090d8f7b .config log report
ci2-linux-4-14 2020/06/29 01:22 linux-4.14.y b850307b a2cdad9d .config log report
ci2-linux-4-14 2020/06/28 22:59 linux-4.14.y b850307b a2cdad9d .config log report
ci2-linux-4-14 2020/06/26 08:59 linux-4.14.y b850307b aea82c00 .config log report
ci2-linux-4-14 2020/06/22 19:10 linux-4.14.y b850307b 1afe1535 .config log report
ci2-linux-4-14 2020/06/22 02:07 linux-4.14.y b850307b 4f2acff9 .config log report
ci2-linux-4-14 2020/06/21 07:21 linux-4.14.y b850307b c655ec77 .config log report
ci2-linux-4-14 2020/06/21 01:02 linux-4.14.y b850307b c655ec77 .config log report
ci2-linux-4-14 2020/06/20 14:03 linux-4.14.y b850307b c655ec77 .config log report
ci2-linux-4-14 2020/06/20 03:35 linux-4.14.y b850307b c655ec77 .config log report
ci2-linux-4-14 2020/06/18 14:04 linux-4.14.y b850307b 3ea11d3f .config log report
ci2-linux-4-14 2020/06/18 06:42 linux-4.14.y b850307b d45a4d69 .config log report
ci2-linux-4-14 2020/06/18 00:25 linux-4.14.y b850307b d45a4d69 .config log report
ci2-linux-4-14 2020/06/17 14:27 linux-4.14.y b850307b b6c46f43 .config log report