syzbot


KASAN: use-after-free Read in vlan_dev_get_iflink
Status: upstream: reported C repro on 2020/04/25 21:56
Reported-by: syzbot+4e67765f93c038b2789a@syzkaller.appspotmail.com
First crash: 582d, last: 21d
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 KASAN: use-after-free Read in vlan_dev_get_iflink C error 14 45d 595d 0/1 upstream: reported C repro on 2020/04/13 08:02
upstream KASAN: use-after-free Read in vlan_dev_get_iflink C error error 13 324d 494d 0/22 upstream: reported C repro on 2020/07/23 18:12

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 2021/11/08 15:40 linux-4.14.y 0447aa205abe 0487ea6f .config log report syz C
ci2-linux-4-14 2021/10/09 15:13 linux-4.14.y ed99bf0e81b5 0487ea6f .config log report syz C
ci2-linux-4-14 2021/09/09 14:47 linux-4.14.y f96eb53cbd76 0487ea6f .config log report syz C
ci2-linux-4-14 2021/08/10 14:11 linux-4.14.y 46914f96189b 0487ea6f .config log report syz C
ci2-linux-4-14 2021/07/11 13:45 linux-4.14.y 4e68c9b0763f 0487ea6f .config log report syz C
ci2-linux-4-14 2021/06/11 13:19 linux-4.14.y 3d3abdc8ebd3 0487ea6f .config log report syz C
ci2-linux-4-14 2021/05/12 12:48 linux-4.14.y 7d7d1c0ab3eb 0487ea6f .config log report syz C
ci2-linux-4-14 2021/04/12 12:20 linux-4.14.y 958e517f4e16 0487ea6f .config log report syz C
ci2-linux-4-14 2021/02/27 23:44 linux-4.14.y 3242aa3a635c 0487ea6f .config log report syz C
ci2-linux-4-14 2020/11/24 11:36 linux-4.14.y 0df445b0f0da 0487ea6f .config log report syz C
ci2-linux-4-14 2020/10/25 11:11 linux-4.14.y 5b7a52cd2eef 0487ea6f .config log report syz C
ci2-linux-4-14 2020/09/25 10:48 linux-4.14.y ca87c8281190 0487ea6f .config log report syz C
Crashes (12):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2020/08/06 07:01 linux-4.14.y ca4f2c56d416 0487ea6f .config log report syz C
ci2-linux-4-14 2021/03/13 11:49 linux-4.14.y c7150cd2fa8c 4a003785 .config log report info KASAN: use-after-free Read in vlan_dev_get_iflink
ci2-linux-4-14 2021/01/28 22:26 linux-4.14.y 2d2791fce891 7df34f59 .config log report info KASAN: use-after-free Read in vlan_dev_get_iflink
ci2-linux-4-14 2021/01/28 13:41 linux-4.14.y 2d2791fce891 eefc07f2 .config log report info KASAN: use-after-free Read in vlan_dev_get_iflink
ci2-linux-4-14 2021/01/13 07:42 linux-4.14.y f79dc86058bc 0cdd6185 .config log report info
ci2-linux-4-14 2020/12/26 05:14 linux-4.14.y 3f2ecb86cb90 821e0b09 .config log report info
ci2-linux-4-14 2020/12/03 20:50 linux-4.14.y c196b3a9c83a 59ad4022 .config log report info
ci2-linux-4-14 2020/12/02 19:42 linux-4.14.y c196b3a9c83a eff43e99 .config log report info
ci2-linux-4-14 2020/08/26 10:23 linux-4.14.y d7e78d08fa77 344da168 .config log report
ci2-linux-4-14 2020/08/06 05:56 linux-4.14.y ca4f2c56d416 0487ea6f .config log report
ci2-linux-4-14 2020/04/27 18:30 linux-4.14.y 050272a0423e 0ce7569e .config log report
ci2-linux-4-14 2020/04/25 21:55 linux-4.14.y 050272a0423e b8bb8e5f .config log report