Re: KASAN: use-after-free Read in j1939_session_deactivate
From: syzbot <hidden>
Date: 2019-11-08 23:22:03
Also in:
linux-can, lkml
syzbot has bisected this bug to:
commit 9d71dd0c70099914fcd063135da3c580865e924c
Author: The j1939 authors [off-list ref]
Date: Mon Oct 8 09:48:36 2018 +0000
can: add support of SAE J1939 protocol
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17325552e00000
start commit: 847120f8 Merge branch 'for-linus' of git://git.kernel.org/..
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=14b25552e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=10b25552e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=8c5e2eca3f31f9bf
dashboard link: https://syzkaller.appspot.com/bug?extid=a47537d3964ef6c874e1
userspace arch: i386
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=164973b4e00000
Reported-by: syzbot+a47537d3964ef6c874e1@syzkaller.appspotmail.com
Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection