syzbot


KASAN: use-after-free Write in ex_handler_refcount
Status: upstream: reported syz repro on 2020/08/29 07:49
Reported-by: syzbot+21c6da0a2f3ee4be6339@syzkaller.appspotmail.com
First crash: 466d, last: 464d
similar bugs (5):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 KASAN: use-after-free Write in ex_handler_refcount (2) 1 425d 425d 0/1 auto-closed as invalid on 2021/02/06 10:12
linux-4.14 KASAN: use-after-free Write in ex_handler_refcount C done 16 462d 671d 1/1 fixed on 2020/10/03 03:40
linux-4.14 KASAN: use-after-free Write in ex_handler_refcount (3) C 17 14d 291d 0/1 upstream: reported C repro on 2021/02/20 19:09
linux-4.19 KASAN: use-after-free Write in ex_handler_refcount (2) C error 12 16h35m 254d 0/1 upstream: reported C repro on 2021/03/29 13:41
linux-4.19 KASAN: use-after-free Write in ex_handler_refcount C done 11 462d 671d 1/1 fixed on 2020/10/02 13:00

Sample crash report:

Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-android-5-4-kasan 2020/08/31 05:58 https://android.googlesource.com/kernel/common android-5.4 e15cc541b749 d5a3ae1f .config log report syz
ci2-android-5-4-kasan 2020/08/29 08:01 https://android.googlesource.com/kernel/common android-5.4 34364883b1f7 d5a3ae1f .config log report syz
ci2-android-5-4-kasan 2020/08/31 05:40 https://android.googlesource.com/kernel/common android-5.4 e15cc541b749 d5a3ae1f .config log report
ci2-android-5-4-kasan 2020/08/29 07:48 https://android.googlesource.com/kernel/common android-5.4 34364883b1f7 d5a3ae1f .config log report