syzbot


KASAN: use-after-free Read in pppol2tp_connect
Status: public: reported C repro on 2019/04/13 00:00
Reported-by: syzbot+31ed21fddd78c6184a31@syzkaller.appspotmail.com
First crash: 859d, last: 646d
similar bugs (5):
Kernel Title Repro Bisected Count Last Reported Patched Status
android-49 KASAN: use-after-free Read in pppol2tp_connect 8 664d 869d 0/3 auto-closed as invalid on 2019/02/22 12:37
upstream KASAN: use-after-free Read in pppol2tp_connect (2) C 10 806d 821d 4/17 fixed on 2018/03/23 18:14
linux-4.14 KASAN: use-after-free Read in pppol2tp_connect syz 7 7d04h 255d 0/1 upstream: reported syz repro on 2019/09/25 11:59
upstream KASAN: use-after-free Read in pppol2tp_connect (3) C 22 786d 804d 6/17 fixed on 2018/05/08 18:30
upstream KASAN: use-after-free Read in pppol2tp_connect C 25 823d 872d 4/17 fixed on 2018/03/06 13:29

Sample crash report:

Crashes (28):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro
ci-android-44-kasan-gce 2018/01/31 02:35 https://android.googlesource.com/kernel/common android-4.4 962d1f3f 02553e22 .config log report syz C
ci-android-44-kasan-gce-386 2018/01/31 02:35 https://android.googlesource.com/kernel/common android-4.4 962d1f3f 02553e22 .config log report syz C
ci-android-44-kasan-gce-386 2018/01/29 08:04 https://android.googlesource.com/kernel/common android-4.4 202e0792 08d47756 .config log report syz C
ci-android-44-kasan-gce-386 2018/08/22 14:56 https://android.googlesource.com/kernel/common android-4.4 e917467d 95b5c82b .config log report syz
ci-android-44-kasan-gce 2018/08/29 07:27 https://android.googlesource.com/kernel/common android-4.4 5e24b4e4 53ff8784 .config log report
ci-android-44-kasan-gce 2018/08/27 03:01 https://android.googlesource.com/kernel/common android-4.4 e5c5f1fa 758cd203 .config log report
ci-android-44-kasan-gce 2018/08/22 07:15 https://android.googlesource.com/kernel/common android-4.4 e917467d 95b5c82b .config log report
ci-android-44-kasan-gce 2018/08/07 14:13 https://android.googlesource.com/kernel/common android-4.4 13962260 1beb8136 .config log report
ci-android-44-kasan-gce 2018/08/03 20:04 https://android.googlesource.com/kernel/common android-4.4 2241aa98 cc4f6d0a .config log report
ci-android-44-kasan-gce 2018/08/02 20:44 https://android.googlesource.com/kernel/common android-4.4 2241aa98 5b7e23bb .config log report
ci-android-44-kasan-gce 2018/07/18 17:43 https://android.googlesource.com/kernel/common android-4.4 bda6b6e4 809256c3 .config log report
ci-android-44-kasan-gce 2018/03/11 17:07 https://android.googlesource.com/kernel/common android-4.4 d63fdf61 36d1c454 .config log report
ci-android-44-kasan-gce 2018/01/31 19:13 https://android.googlesource.com/kernel/common android-4.4 fe09418d 02553e22 .config log report
ci-android-44-kasan-gce-386 2018/08/29 20:36 https://android.googlesource.com/kernel/common android-4.4 5e24b4e4 4937cb2b .config log report
ci-android-44-kasan-gce-386 2018/08/23 05:58 https://android.googlesource.com/kernel/common android-4.4 37af2ff3 95b5c82b .config log report
ci-android-44-kasan-gce-386 2018/08/14 01:04 https://android.googlesource.com/kernel/common android-4.4 a5fc6659 7a88b141 .config log report
ci-android-44-kasan-gce-386 2018/08/10 08:32 https://android.googlesource.com/kernel/common android-4.4 a5fc6659 1fb62d58 .config log report
ci-android-44-kasan-gce-386 2018/08/10 06:23 https://android.googlesource.com/kernel/common android-4.4 a5fc6659 1fb62d58 .config log report
ci-android-44-kasan-gce-386 2018/08/08 10:45 https://android.googlesource.com/kernel/common android-4.4 13962260 ddeb9f8d .config log report
ci-android-44-kasan-gce-386 2018/08/05 00:39 https://android.googlesource.com/kernel/common android-4.4 2241aa98 3476a2df .config log report
ci-android-44-kasan-gce-386 2018/08/03 00:48 https://android.googlesource.com/kernel/common android-4.4 2241aa98 5b7e23bb .config log report
ci-android-44-kasan-gce-386 2018/07/31 07:27 https://android.googlesource.com/kernel/common android-4.4 8ddb600e 1a381291 .config log report
ci-android-44-kasan-gce-386 2018/07/16 09:19 https://android.googlesource.com/kernel/common android-4.4 ed9bdc8a 92a49505 .config log report
ci-android-44-kasan-gce-386 2018/07/12 00:20 https://android.googlesource.com/kernel/common android-4.4 789274d6 2e0e3130 .config log report
ci-android-44-kasan-gce-386 2018/03/27 23:13 https://android.googlesource.com/kernel/common android-4.4 262c43ff bf5e585c .config log report
ci-android-44-kasan-gce-386 2018/03/27 01:35 https://android.googlesource.com/kernel/common android-4.4 851fb4da 0ca7878b .config log report
ci-android-44-kasan-gce-386 2018/02/10 01:57 https://android.googlesource.com/kernel/common android-4.4 0e9bcc1e 2b6b214c .config log report
ci-android-44-kasan-gce-386 2018/02/01 11:57 https://android.googlesource.com/kernel/common android-4.4 fe09418d 02553e22 .config log report