syzbot


WARNING in tcf_exts_destroy
Status: upstream: reported syz repro on 2020/03/31 17:11
Reported-by: syzbot+0973b62b47d85718a84b@syzkaller.appspotmail.com
First crash: 204d, last: 204d

Cause bisection: introduced by (bisect log):

commit 599be01ee567b61f4471ee8078870847d0a11e8e
Author: Cong Wang <xiyou.wangcong@gmail.com>
Date: Mon Feb 3 05:14:35 2020 +0000

  net_sched: fix an OOB access in cls_tcindex

Crash: KASAN: invalid-free in tcf_exts_destroy (log)
Repro: syz .config

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-linux-next-kasan-gce-root 2020/03/29 22:11 linux-next 770fbb32 05736b29 .config log report syz davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com