KASAN: slab-out-of-bounds Read in j1939_tp_txtimer
Status: upstream: reported C repro on 2019/12/23 14:45
First crash: 670d, last: 476d

Cause bisection: introduced by (bisect log) :
commit 9d71dd0c70099914fcd063135da3c580865e924c
Author: The j1939 authors <>
Date: Mon Oct 8 09:48:36 2018 +0000

  can: add support of SAE J1939 protocol

Crash: KASAN: use-after-free Read in j1939_session_deactivate (log)
Repro: C syz .config

Fix bisection: failed (bisect log)

Sample crash report:

Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2019/12/20 14:15 upstream 7e0165b2f1a9 e30cbdae .config log report syz C
ci-upstream-kasan-gce 2019/12/20 01:09 upstream 4a94c4332334 36650b4b .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/03/21 21:40 upstream 5ad0ec0b8652 4288d95e .config log report syz
ci-upstream-linux-next-kasan-gce-root 2020/01/02 02:48 linux-next 7ddd09fc4b74 25a0186e .config log report syz
ci-upstream-kasan-gce-smack-root 2020/06/30 09:29 upstream 4e99b32169e8 a2cdad9d .config log report
ci-upstream-kasan-gce-root 2020/06/27 23:51 upstream 1590a2e1c681 ffec44b5 .config log report
ci-upstream-kasan-gce 2020/02/05 13:54 upstream 6992ca0dd017 662cf49a .config log report