syzbot


KASAN: use-after-free Write in j1939_sock_pending_del
Status: upstream: reported syz repro on 2019/11/05 05:32
Reported-by: syzbot+07bb74aeafc88ba7d5b4@syzkaller.appspotmail.com
First crash: 693d, last: 681d

Cause bisection: introduced by (bisect log) :
commit 9d71dd0c70099914fcd063135da3c580865e924c
Author: The j1939 authors <linux-can@vger.kernel.org>
Date: Mon Oct 8 09:48:36 2018 +0000

  can: add support of SAE J1939 protocol

Crash: KASAN: use-after-free Write in j1939_sock_pending_del (log)
Repro: syz .config

Fix bisection: failed (bisect log)

Sample crash report:

Crashes (17):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2019/11/07 14:54 upstream 4dd58158254c d797d201 .config log report syz
ci-upstream-kasan-gce-smack-root 2019/11/07 10:18 upstream 4dd58158254c d797d201 .config log report syz
ci-upstream-kasan-gce-root 2019/11/06 01:27 upstream a99d8080aaf3 0f3ec414 .config log report syz
ci-upstream-kasan-gce 2019/11/05 11:01 upstream a99d8080aaf3 76630fc9 .config log report syz
ci-upstream-kasan-gce-smack-root 2019/11/05 03:13 upstream a99d8080aaf3 76630fc9 .config log report syz
ci-upstream-net-kasan-gce 2019/11/05 03:46 net-next 1574cf83c7a0 76630fc9 .config log report syz
ci-upstream-kasan-gce-root 2019/11/17 03:29 upstream 6c9594bdd474 d5696d51 .config log report
ci-upstream-kasan-gce-root 2019/11/15 15:52 upstream 96b95eff4a59 cdac920b .config log report
ci-upstream-kasan-gce 2019/11/12 06:59 upstream de620fb99ef2 048f2d49 .config log report
ci-upstream-kasan-gce-smack-root 2019/11/11 19:25 upstream 31f4f5b495a6 048f2d49 .config log report
ci-upstream-kasan-gce-smack-root 2019/11/11 11:29 upstream 9805a68371ce dc438b91 .config log report
ci-upstream-kasan-gce-selinux-root 2019/11/11 10:15 upstream 9805a68371ce dc438b91 .config log report
ci-upstream-kasan-gce-root 2019/11/06 03:50 upstream 26bc67213424 bc2c6e45 .config log report
ci-upstream-kasan-gce-root 2019/11/06 00:59 upstream a99d8080aaf3 0f3ec414 .config log report
ci-upstream-net-kasan-gce 2019/11/16 16:55 net-next 20021578ba22 d5696d51 .config log report
ci-upstream-net-kasan-gce 2019/11/10 21:14 net-next 7941af9b38fa dc438b91 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/11/09 01:13 linux-next 5591cf003452 dc438b91 .config log report