syzbot


KASAN: use-after-free Read in drm_getunique
Status: upstream: reported syz repro on 2020/12/15 15:58
Reported-by: syzbot+4f9a7322e7df98511d8c@syzkaller.appspotmail.com
First crash: 286d, last: 3d12h
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KASAN: use-after-free Read in drm_getunique syz inconclusive 2 117d 117d 21/22 upstream: reported syz repro on 2021/06/02 07:48
linux-4.19 KASAN: use-after-free Read in drm_getunique syz done 2 124d 291d 1/1 fixed on 2021/06/26 05:18

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 2021/09/24 04:10 linux-4.14.y 8ea4f73cfa7e 97183ed7 .config log report syz
ci2-linux-4-14 2021/08/24 22:38 linux-4.14.y 162b95d01320 97183ed7 .config log report syz
ci2-linux-4-14 2021/07/25 22:11 linux-4.14.y 964f3712e6a7 97183ed7 .config log report syz
ci2-linux-4-14 2021/06/25 21:30 linux-4.14.y cfb41ef9deb1 97183ed7 .config log report syz
ci2-linux-4-14 2021/05/26 21:09 linux-4.14.y ad8397a84e1e 97183ed7 .config log report syz
ci2-linux-4-14 2021/04/26 20:35 linux-4.14.y cf256fbcbe34 97183ed7 .config log report syz
ci2-linux-4-14 2021/03/27 10:38 linux-4.14.y 670d6552eda8 97183ed7 .config log report syz
ci2-linux-4-14 2021/02/25 01:46 linux-4.14.y 3242aa3a635c 97183ed7 .config log report syz
ci2-linux-4-14 2021/01/14 17:57 linux-4.14.y f79dc86058bc 97183ed7 .config log report syz
Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2020/12/15 15:57 linux-4.14.y 3f2ecb86cb90 97183ed7 .config log report syz