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unexpected kernel reboot

Status: fixed on 2021/08/17 14:12
Reported-by: syzbot+a3c1df6f7d6d42b5056c@syzkaller.appspotmail.com
Fix commit: da84e8e9290e KVM: x86: determine if an exception has an error code only when injecting it.
First crash: 1998d, last: 1222d
Fix bisection: fixed by (bisect log) :
commit da84e8e9290e5a8f5ba2eda669ba41d6f8e94c20
Author: Maxim Levitsky <mlevitsk@redhat.com>
Date: Thu Feb 25 15:41:32 2021 +0000

  KVM: x86: determine if an exception has an error code only when injecting it.

  
▶ ▼ Similar bugs (14)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream unexpected kernel reboot (5) C done 11545 1244d 1274d 0/28 closed as invalid on 2021/06/26 12:39
linux-5.15 unexpected kernel reboot (2) 1 192d 192d 0/3 auto-obsoleted due to no activity on 2024/08/20 20:31
upstream unexpected kernel reboot (4) input usb C unreliable 137 1306d 1317d 0/28 closed as invalid on 2021/04/27 13:31
upstream unexpected kernel reboot (6) 3 1232d 1241d 0/28 auto-closed as invalid on 2021/11/05 06:47
linux-4.4 unexpected kernel reboot 1 1998d 1998d 0/1 auto-closed as invalid on 2019/10/25 08:37
upstream unexpected kernel reboot (3) input usb C error error 21132 1321d 2322d 20/28 fixed on 2021/04/09 19:46
upstream unexpected kernel reboot C 983 2541d 2533d 0/28 closed as invalid on 2018/02/01 20:22
upstream unexpected kernel reboot (2) kernel C 2073 2326d 2417d 8/28 fixed on 2018/07/09 18:05
android-54 unexpected kernel reboot C 98 1312d 1440d 0/2 upstream: reported C repro on 2020/12/11 18:05
upstream unexpected kernel reboot (8) kernel C error done 15 652d 785d 0/28 auto-obsoleted due to no activity on 2023/06/08 14:41
linux-5.15 unexpected kernel reboot 1 334d 334d 0/3 auto-obsoleted due to no activity on 2024/04/01 00:00
linux-4.14 unexpected kernel reboot C error 561 802d 1810d 0/1 upstream: reported C repro on 2019/12/08 04:18
android-44 unexpected kernel reboot syz 282 2276d 2048d 0/2 public: reported syz repro on 2019/04/14 00:02
upstream unexpected kernel reboot (7) 3 960d 1076d 0/28 auto-closed as invalid on 2022/07/05 15:06
▶ ▼ Fix bisection attempts (4)
Created Duration User Patch Repo Result
2021/08/17 00:59 4h22m bisect fix linux-4.19.y OK (1) job log
2021/07/17 20:41 31m bisect fix linux-4.19.y OK (0) job log log
2021/06/17 20:17 24m bisect fix linux-4.19.y OK (0) job log log
2020/12/02 00:50 30m bisect fix linux-4.19.y OK (0) job log log

Sample crash report:
output: 0x0000000001000000
output_len: 0x000000000a10ab28
kernel_total_size: 0x000000000b626000
trampoline_32bit: 0x000000000009d000
Decompressing Linux... Parsing ELF... done.
Booting the kernel.

Crashes (684):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/09/01 00:17 linux-4.19.y f6d5cb9e2c06 d5a3ae1f .config console log report syz C ci2-linux-4-19
2020/08/17 11:20 linux-4.19.y c14d30dc9987 5ce13532 .config console log report syz C ci2-linux-4-19
2020/07/28 07:49 linux-4.19.y 20b3a3dfdf6c cb93dc6a .config console log report syz C ci2-linux-4-19
2020/07/28 05:22 linux-4.19.y 20b3a3dfdf6c cb93dc6a .config console log report syz C ci2-linux-4-19
2020/07/27 10:22 linux-4.19.y 20b3a3dfdf6c cb93dc6a .config console log report syz C ci2-linux-4-19
2020/07/27 08:26 linux-4.19.y 20b3a3dfdf6c cb93dc6a .config console log report syz C ci2-linux-4-19
2020/07/27 03:15 linux-4.19.y 20b3a3dfdf6c 51265195 .config console log report syz C ci2-linux-4-19
2020/07/27 03:04 linux-4.19.y 20b3a3dfdf6c 51265195 .config console log report syz C ci2-linux-4-19
2020/07/27 02:54 linux-4.19.y 20b3a3dfdf6c 51265195 .config console log report syz C ci2-linux-4-19
2020/07/27 02:45 linux-4.19.y 20b3a3dfdf6c 51265195 .config console log report syz C ci2-linux-4-19
2020/07/27 01:50 linux-4.19.y 20b3a3dfdf6c 51265195 .config console log report syz C ci2-linux-4-19
2020/07/25 06:05 linux-4.19.y 20b3a3dfdf6c 0a13649c .config console log report syz C ci2-linux-4-19
2020/07/24 01:25 linux-4.19.y 20b3a3dfdf6c 70c104a1 .config console log report syz C ci2-linux-4-19
2020/07/21 10:40 linux-4.19.y 17a87580a885 d88894e6 .config console log report syz C ci2-linux-4-19
2020/07/16 03:31 linux-4.19.y dce0f88600e4 ada108d0 .config console log report syz C ci2-linux-4-19
2020/07/10 20:33 linux-4.19.y dce0f88600e4 56d01184 .config console log report syz C ci2-linux-4-19
2020/07/08 14:02 linux-4.19.y 399849e4654e 5962a2dc .config console log report syz C ci2-linux-4-19
2020/07/07 12:53 linux-4.19.y 399849e4654e 42723355 .config console log report syz C ci2-linux-4-19
2020/07/07 08:44 linux-4.19.y 399849e4654e 42723355 .config console log report syz C ci2-linux-4-19
2020/07/06 03:09 linux-4.19.y 399849e4654e 22f87567 .config console log report syz C ci2-linux-4-19
2020/07/03 17:37 linux-4.19.y 399849e4654e 6e569755 .config console log report syz C ci2-linux-4-19
2020/07/03 12:50 linux-4.19.y 399849e4654e 6e569755 .config console log report syz C ci2-linux-4-19
2020/06/30 16:18 linux-4.19.y a39e75458e1c 917afeaa .config console log report syz C ci2-linux-4-19
2020/06/30 14:41 linux-4.19.y a39e75458e1c 917afeaa .config console log report syz C ci2-linux-4-19
2020/06/30 02:52 linux-4.19.y a39e75458e1c 917afeaa .config console log report syz C ci2-linux-4-19
2020/06/29 20:33 linux-4.19.y a39e75458e1c ce9ef6f2 .config console log report syz C ci2-linux-4-19
2020/06/29 11:22 linux-4.19.y a39e75458e1c 3ff434cc .config console log report syz C ci2-linux-4-19
2020/06/26 20:42 linux-4.19.y a39e75458e1c 349959fb .config console log report syz C ci2-linux-4-19
2020/06/20 14:52 linux-4.19.y 3fc898571b97 c655ec77 .config console log report syz C ci2-linux-4-19
2020/06/19 11:50 linux-4.19.y 3fc898571b97 bc258b50 .config console log report syz C ci2-linux-4-19
2020/06/01 05:29 linux-4.19.y 2d16cf4817bc a0331e89 .config console log report syz C ci2-linux-4-19
2020/05/04 05:22 linux-4.19.y fdc072324f3c 58ae5e18 .config console log report syz C ci2-linux-4-19
2019/07/17 13:35 linux-4.19.y 3bd837bfe431 0d10349c .config console log report syz C ci2-linux-4-19
2020/07/23 14:59 linux-4.19.y 20b3a3dfdf6c 340ea530 .config console log report syz ci2-linux-4-19
2020/07/17 18:31 linux-4.19.y 17a87580a885 9c812472 .config console log report syz ci2-linux-4-19
2020/07/11 17:15 linux-4.19.y dce0f88600e4 7ba05d2d .config console log report syz ci2-linux-4-19
2020/07/11 13:36 linux-4.19.y dce0f88600e4 7ba05d2d .config console log report syz ci2-linux-4-19
2020/07/07 08:24 linux-4.19.y 399849e4654e 42723355 .config console log report syz ci2-linux-4-19
2020/07/06 17:32 linux-4.19.y 399849e4654e ac5a135b .config console log report syz ci2-linux-4-19
2020/07/05 20:09 linux-4.19.y 399849e4654e 22f87567 .config console log report syz ci2-linux-4-19
2020/06/10 03:54 linux-4.19.y 106fa147d3da 860c4de9 .config console log report syz ci2-linux-4-19
2021/05/18 20:16 linux-4.19.y 3c8c23092588 a343ba6b .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/05/15 11:12 linux-4.19.y 3c8c23092588 93f844de .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/05/14 21:59 linux-4.19.y 3c8c23092588 8bdd5343 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/05/14 21:48 linux-4.19.y 3c8c23092588 8bdd5343 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/05/10 04:02 linux-4.19.y 3c8c23092588 bc5434be .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/05/01 04:46 linux-4.19.y 97a8651cadce 77e2b668 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/22 18:56 linux-4.19.y 2965db2e004c 33c28d03 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/15 22:52 linux-4.19.y 0f1b4cb77d7f c59079a6 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/14 21:08 linux-4.19.y 0f1b4cb77d7f 3134b37f .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/14 18:28 linux-4.19.y 0f1b4cb77d7f 3134b37f .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/12 20:30 linux-4.19.y 830a059cbba6 6a81331a .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/07 23:09 linux-4.19.y b4454811f122 6a81331a .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/07 08:38 linux-4.19.y 2034d6f0838e 6a81331a .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/05 16:21 linux-4.19.y 2034d6f0838e 6a81331a .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/04 16:50 linux-4.19.y 2034d6f0838e 6a81331a .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/04 13:08 linux-4.19.y 2034d6f0838e 6a81331a .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/02 00:41 linux-4.19.y 2034d6f0838e 6a81331a .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/01 12:32 linux-4.19.y 2034d6f0838e 6a81331a .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/04/01 08:19 linux-4.19.y 2034d6f0838e 6a81331a .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/31 03:49 linux-4.19.y 2034d6f0838e 6a81331a .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/27 23:14 linux-4.19.y 78fec1611cbf a8529b82 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/27 22:05 linux-4.19.y 78fec1611cbf a8529b82 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/24 06:29 linux-4.19.y 125222814e7b e613994b .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/23 18:46 linux-4.19.y 125222814e7b e613994b .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/18 23:23 linux-4.19.y ac3af4beac43 380dcc3e .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/18 14:04 linux-4.19.y ac3af4beac43 7216542e .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/18 12:08 linux-4.19.y ac3af4beac43 7216542e .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/18 01:46 linux-4.19.y ac3af4beac43 fdb2bb2c .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/15 11:07 linux-4.19.y 030194a5b292 cc1cff8f .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/15 07:09 linux-4.19.y 030194a5b292 cc1cff8f .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/14 23:36 linux-4.19.y 030194a5b292 cc1cff8f .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/14 00:38 linux-4.19.y 030194a5b292 4a003785 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/13 22:34 linux-4.19.y 030194a5b292 4a003785 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/13 09:01 linux-4.19.y 030194a5b292 4a003785 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/12 15:07 linux-4.19.y 030194a5b292 429d8a6b .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/09 11:07 linux-4.19.y 2cae3e25b706 09fbf400 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/09 03:16 linux-4.19.y 2cae3e25b706 09fbf400 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/08 17:10 linux-4.19.y 2cae3e25b706 09fbf400 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/07 18:03 linux-4.19.y 2cae3e25b706 c599ed12 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/07 09:39 linux-4.19.y dfb571610ba3 c599ed12 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/07 08:37 linux-4.19.y dfb571610ba3 c599ed12 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/07 00:01 linux-4.19.y dfb571610ba3 e4b4d570 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/06 16:50 linux-4.19.y dfb571610ba3 e4b4d570 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/03/05 06:55 linux-4.19.y dfb571610ba3 9d751681 .config console log report info ci2-linux-4-19 unexpected kernel reboot
2021/01/17 14:00 linux-4.19.y 675cc038067f 813be542 .config console log report info ci2-linux-4-19
2019/06/02 20:28 linux-4.19.y 0df021b2e841 53c81ea5 .config console log report ci2-linux-4-19
* Struck through repros no longer work on HEAD.