syzbot


KASAN: use-after-free Read in nr_release
Status: upstream: reported syz repro on 2019/08/13 12:20
Reported-by: syzbot+7e79fbe1b2d89a255fc2@syzkaller.appspotmail.com
First crash: 674d, last: 5d03h
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 KASAN: use-after-free Read in nr_release C 114 12d 677d 0/1 upstream: reported C repro on 2019/08/10 01:07
upstream KASAN: use-after-free Read in nr_release C done 25 661d 740d 13/22 fixed on 2019/08/27 17:15
upstream KASAN: use-after-free Read in nr_release (2) syz error error 59 568d 658d 0/22 upstream: reported syz repro on 2019/08/29 11:28
upstream KASAN: use-after-free Write in nr_release syz done error 478 34d 566d 0/22 upstream: reported syz repro on 2019/11/29 08:16

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 2021/06/12 14:18 linux-4.14.y 3d3abdc8 f3f7d9c8 .config log report syz
ci2-linux-4-14 2021/04/26 06:43 linux-4.14.y cf256fbc f3f7d9c8 .config log report syz
ci2-linux-4-14 2021/01/08 19:23 linux-4.14.y 17529385 f3f7d9c8 .config log report syz
ci2-linux-4-14 2020/11/12 22:04 linux-4.14.y 27ce4f2a f3f7d9c8 .config log report syz
Crashes (86):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2019/10/05 07:43 linux-4.14.y f6e27dbb f3f7d9c8 .config log report syz
ci2-linux-4-14 2019/09/18 14:42 linux-4.14.y 968722f5 1037b424 .config log report syz
ci2-linux-4-14 2021/05/13 13:33 linux-4.14.y 7d7d1c0a ecb594cb .config log report info KASAN: use-after-free Read in nr_release
ci2-linux-4-14 2021/05/11 20:22 linux-4.14.y 7d7d1c0a b3c3bb8e .config log report info KASAN: use-after-free Read in nr_release
ci2-linux-4-14 2021/03/26 23:46 linux-4.14.y 670d6552 a8529b82 .config log report info KASAN: use-after-free Read in nr_release
ci2-linux-4-14 2021/03/25 15:21 linux-4.14.y 670d6552 6a383ecf .config log report info KASAN: use-after-free Read in nr_release
ci2-linux-4-14 2021/03/03 04:36 linux-4.14.y 3242aa3a e5b64d68 .config log report info KASAN: use-after-free Read in nr_release
ci2-linux-4-14 2021/02/12 06:00 linux-4.14.y 2c8a3fce a5f86b15 .config log report info KASAN: use-after-free Read in nr_release
ci2-linux-4-14 2021/01/30 15:45 linux-4.14.y 2c8a3fce fc9fd31e .config log report info KASAN: use-after-free Read in nr_release
ci2-linux-4-14 2020/12/09 18:49 linux-4.14.y 47cbf4cc 99917735 .config log report info
ci2-linux-4-14 2020/10/13 21:28 linux-4.14.y cbfa1702 fc7735a2 .config log report info
ci2-linux-4-14 2020/09/30 12:10 linux-4.14.y cbfa1702 8516f6d3 .config log report info
ci2-linux-4-14 2020/09/23 07:33 linux-4.14.y cbfa1702 287cd75a .config log report info
ci2-linux-4-14 2020/08/25 14:36 linux-4.14.y 6a24ca25 344da168 .config log report
ci2-linux-4-14 2020/08/21 12:16 linux-4.14.y 6a24ca25 1d75fe45 .config log report
ci2-linux-4-14 2020/08/16 18:15 linux-4.14.y 14b58326 5ce13532 .config log report
ci2-linux-4-14 2020/08/14 09:57 linux-4.14.y 14b58326 54ce1ed6 .config log report
ci2-linux-4-14 2020/08/11 18:26 linux-4.14.y 14b58326 5d3ebca9 .config log report
ci2-linux-4-14 2020/07/30 06:14 linux-4.14.y e5a54aa2 233283a1 .config log report
ci2-linux-4-14 2020/07/28 13:07 linux-4.14.y 69b94dd6 cb93dc6a .config log report
ci2-linux-4-14 2020/07/23 13:49 linux-4.14.y 69b94dd6 340ea530 .config log report
ci2-linux-4-14 2020/07/16 22:14 linux-4.14.y b850307b b090c643 .config log report
ci2-linux-4-14 2020/07/08 04:17 linux-4.14.y b850307b 08fc4ef1 .config log report
ci2-linux-4-14 2020/07/07 23:37 linux-4.14.y b850307b 08fc4ef1 .config log report
ci2-linux-4-14 2020/06/25 17:00 linux-4.14.y b850307b c7b4497a .config log report
ci2-linux-4-14 2020/06/25 04:23 linux-4.14.y b850307b 9d60b18e .config log report
ci2-linux-4-14 2020/06/24 20:19 linux-4.14.y b850307b 9d60b18e .config log report
ci2-linux-4-14 2020/05/30 04:00 linux-4.14.y 4f68020f 954bd312 .config log report
ci2-linux-4-14 2020/05/24 20:27 linux-4.14.y a41ba30d ce7ca010 .config log report
ci2-linux-4-14 2020/05/23 16:04 linux-4.14.y a41ba30d 4afdfa20 .config log report
ci2-linux-4-14 2020/05/17 16:39 linux-4.14.y ab9dfda2 37bccd4e .config log report
ci2-linux-4-14 2020/05/12 20:21 linux-4.14.y ab9dfda2 a44eb8f7 .config log report
ci2-linux-4-14 2020/05/12 07:43 linux-4.14.y ab9dfda2 a497a5b4 .config log report
ci2-linux-4-14 2020/05/12 00:38 linux-4.14.y ab9dfda2 9eb09c40 .config log report
ci2-linux-4-14 2020/05/11 08:27 linux-4.14.y ab9dfda2 f8f57555 .config log report
ci2-linux-4-14 2020/04/28 23:30 linux-4.14.y 050272a0 e3ecea2e .config log report
ci2-linux-4-14 2020/04/28 15:36 linux-4.14.y 050272a0 e3ecea2e .config log report
ci2-linux-4-14 2020/04/26 08:07 linux-4.14.y 050272a0 0ce7569e .config log report
ci2-linux-4-14 2020/04/25 03:57 linux-4.14.y 050272a0 03d97a1b .config log report
ci2-linux-4-14 2020/04/24 13:34 linux-4.14.y 050272a0 03d97a1b .config log report
ci2-linux-4-14 2020/04/23 21:03 linux-4.14.y c10b57a5 b9233cab .config log report
ci2-linux-4-14 2020/04/20 06:33 linux-4.14.y c10b57a5 9f7c6d12 .config log report
ci2-linux-4-14 2020/04/19 20:43 linux-4.14.y c10b57a5 9f7c6d12 .config log report
ci2-linux-4-14 2020/04/18 15:10 linux-4.14.y c10b57a5 365fba24 .config log report
ci2-linux-4-14 2020/04/18 04:22 linux-4.14.y c10b57a5 435c6d53 .config log report
ci2-linux-4-14 2020/04/12 12:22 linux-4.14.y 4520f06b 36b0b050 .config log report
ci2-linux-4-14 2020/04/08 19:37 linux-4.14.y 4520f06b db9bcd4b .config log report
ci2-linux-4-14 2020/04/07 12:13 linux-4.14.y 4520f06b 99a96044 .config log report
ci2-linux-4-14 2020/04/04 02:14 linux-4.14.y 4520f06b ef26b610 .config log report
ci2-linux-4-14 2020/04/01 01:03 linux-4.14.y 01364dad a34e2c33 .config log report
ci2-linux-4-14 2019/11/20 12:17 linux-4.14.y 775d01b6 432c7650 .config log report
ci2-linux-4-14 2019/10/23 14:52 linux-4.14.y b98aebd2 b602d64b .config log report
ci2-linux-4-14 2019/10/10 18:27 linux-4.14.y 42327896 d52eff28 .config log report
ci2-linux-4-14 2019/10/05 13:22 linux-4.14.y db189223 f3f7d9c8 .config log report
ci2-linux-4-14 2019/10/05 03:13 linux-4.14.y f6e27dbb f3f7d9c8 .config log report
ci2-linux-4-14 2019/09/18 16:05 linux-4.14.y 968722f5 46c0be24 .config log report
ci2-linux-4-14 2019/09/18 14:12 linux-4.14.y 968722f5 1037b424 .config log report
ci2-linux-4-14 2019/09/16 21:22 linux-4.14.y 968722f5 51ca0454 .config log report
ci2-linux-4-14 2019/09/16 21:18 linux-4.14.y 968722f5 51ca0454 .config log report
ci2-linux-4-14 2019/09/08 23:44 linux-4.14.y 414510bc a60cb4cd .config log report
ci2-linux-4-14 2019/09/08 18:44 linux-4.14.y 414510bc a60cb4cd .config log report
ci2-linux-4-14 2019/09/05 23:39 linux-4.14.y 01fd1694 bf6bcce4 .config log report
ci2-linux-4-14 2019/09/05 22:00 linux-4.14.y 01fd1694 bf6bcce4 .config log report
ci2-linux-4-14 2019/08/23 18:54 linux-4.14.y 45f092f9 78ded196 .config log report
ci2-linux-4-14 2019/08/18 04:17 linux-4.14.y 45f092f9 55bf8926 .config log report
ci2-linux-4-14 2019/08/13 11:19 linux-4.14.y 3ffe1e79 8620c2c2 .config log report