syzbot


KASAN: use-after-free Read in __queue_work
Status: upstream: reported syz repro on 2020/08/03 15:06
Reported-by: syzbot+d50829dd9012153a5ad2@syzkaller.appspotmail.com
First crash: 282d, last: 29d
similar bugs (5):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-49 KASAN: use-after-free Read in __queue_work C 19 999d 761d 0/3 public: reported C repro on 2019/04/13 00:00
linux-4.19 KASAN: use-after-free Read in __queue_work syz 5 1d00h 282d 0/1 upstream: reported syz repro on 2020/08/03 04:16
upstream KASAN: use-after-free Read in __queue_work syz 2 1329d 1293d 0/22 closed as invalid on 2017/10/27 09:34
upstream KASAN: use-after-free Read in __queue_work (3) syz done 3 30d 277d 0/22 upstream: reported syz repro on 2020/08/08 21:27
upstream KASAN: use-after-free Read in __queue_work (2) C done done 577 685d 1039d 16/22 fixed on 2020/01/08 01:07

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 2021/04/12 10:36 linux-4.14.y 958e517f a52ee10a .config log report syz
ci2-linux-4-14 2021/03/13 09:31 linux-4.14.y c7150cd2 a52ee10a .config log report syz
ci2-linux-4-14 2021/01/24 19:55 linux-4.14.y 2d2791fc 96dd3623 .config log report syz
ci2-linux-4-14 2020/12/25 19:22 linux-4.14.y 3f2ecb86 96dd3623 .config log report syz
ci2-linux-4-14 2020/11/25 18:45 linux-4.14.y 87335852 96dd3623 .config log report syz
ci2-linux-4-14 2020/10/26 18:09 linux-4.14.y 5b7a52cd 96dd3623 .config log report syz
ci2-linux-4-14 2020/09/26 17:36 linux-4.14.y ca87c828 96dd3623 .config log report syz
Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/04/13 08:36 linux-4.14.y 958e517f 6a81331a .config log report syz KASAN: use-after-free Read in __queue_work
ci2-linux-4-14 2021/02/11 08:58 linux-4.14.y 2c8a3fce a52ee10a .config log report syz KASAN: use-after-free Read in __queue_work
ci2-linux-4-14 2020/08/03 15:05 linux-4.14.y 7f2c5eb4 96dd3623 .config log report syz
ci2-linux-4-14 2020/08/27 16:47 linux-4.14.y d7e78d08 816e0689 .config log report