syzbot


KASAN: slab-out-of-bounds Read in sock_hash_ctx_update_elem
Status: upstream: reported C repro on 2018/07/30 14:19
Reported-by: syzbot+4207b2e0c72d65cc775d@syzkaller.appspotmail.com
First crash: 418d, last: 417d
Bisection: fixed by (bisect log):

commit b845c898b2f1ea458d5453f0fa1da6e2dfce3bb4
Author: Daniel Borkmann <daniel@iogearbox.net>
Date: Tue Aug 21 13:55:00 2018 +0000

  bpf, sockmap: fix sock_hash_alloc and reject zero-sized keys

Tree: upstream

Sample crash report:

All crashes (5):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-root 2018/07/29 15:10 upstream a26fb01c 0824d7a1 .config log report syz C ast@kernel.org, daniel@iogearbox.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-net-this-kasan-gce 2018/07/29 14:59 net 383d4709 0824d7a1 .config log report syz C ast@kernel.org, daniel@iogearbox.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-net-kasan-gce 2018/07/29 14:24 net-next 19725496 0824d7a1 .config log report syz C ast@kernel.org, daniel@iogearbox.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2018/07/30 20:25 linux-next d1e0b8e0 1a381291 .config log report syz C ast@kernel.org, daniel@iogearbox.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci-upstream-net-kasan-gce 2018/07/29 13:59 net-next 19725496 0824d7a1 .config log report ast@kernel.org, daniel@iogearbox.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org