syzbot


KASAN: use-after-free Read in ip_check_mc_rcu
Status: upstream: reported C repro on 2021/03/02 03:19
Reported-by: syzbot+ed61c2cf5c6265522941@syzkaller.appspotmail.com
First crash: 282d, last: 74d
similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-414 KASAN: use-after-free Read in ip_check_mc_rcu 1 825d 824d 0/1 auto-closed as invalid on 2020/01/04 09:41
linux-4.19 KASAN: use-after-free Read in ip_check_mc_rcu syz done 7 107d 258d 1/1 fixed on 2021/09/26 12:12
linux-4.14 KASAN: use-after-free Read in ip_check_mc_rcu C 4 7d20h 290d 0/1 upstream: reported C repro on 2021/02/22 02:16

Sample crash report:

Crashes (5):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-android-5-4-kasan 2021/03/02 03:18 android12-5.4 000f1f482d2c 183afb6c .config log report syz C KASAN: use-after-free Read in ip_check_mc_rcu
ci2-android-5-4-kasan 2021/03/02 13:48 android12-5.4 13369a790167 92ead296 .config log report syz C KASAN: slab-out-of-bounds Read in ip_check_mc_rcu
ci2-android-5-4-kasan 2021/09/26 06:43 android12-5.4 d52ac987ad2a 8cac236e .config log report info KASAN: use-after-free Read in ip_check_mc_rcu
ci2-android-5-4-kasan 2021/05/04 01:18 android12-5.4 546a6e8726bc 09efdd63 .config log report info KASAN: use-after-free Read in ip_check_mc_rcu
ci2-android-5-4-kasan 2021/04/22 23:57 android12-5.4 d05959f84917 590921a5 .config log report info KASAN: use-after-free Read in ip_check_mc_rcu