syzbot


KASAN: slab-out-of-bounds Read in tun_net_xmit (2)
Status: fixed on 2019/01/15 20:25
Reported-by: syzbot+8993c0fa96d57c399735@syzkaller.appspotmail.com
Fix commit: aff6db45 ptr_ring: wrap back ->producer in __ptr_ring_swap_queue()
First crash: 285d, last: 115d
similar bugs (3):
Kernel Title Repro Bisected Count Last Reported Patched Status
android-414 KASAN: slab-out-of-bounds Read in tun_net_xmit C 3 106d 14d 0/1 public: reported C repro on 2019/04/10 16:04
upstream KASAN: slab-out-of-bounds Read in tun_net_xmit 2 563d 553d 0/13 closed as invalid on 2017/12/06 12:46
android-49 KASAN: slab-out-of-bounds Read in tun_net_xmit syz 28 14d 11d 0/3 public: reported syz repro on 2019/04/14 09:28

Sample crash report:

All crashes (10):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-root 2018/12/30 18:21 upstream 19530313 9942de5f .config log report syz C brouer@redhat.com, davem@davemloft.net, edumazet@google.com, jasowang@redhat.com, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, sd@queasysnail.net
ci-upstream-kasan-gce-selinux-root 2018/12/30 18:21 upstream 19530313 9942de5f .config log report syz C brouer@redhat.com, davem@davemloft.net, edumazet@google.com, jasowang@redhat.com, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, sd@queasysnail.net
ci-upstream-kasan-gce-smack-root 2018/12/30 18:21 upstream 19530313 9942de5f .config log report syz C brouer@redhat.com, davem@davemloft.net, edumazet@google.com, jasowang@redhat.com, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, sd@queasysnail.net
ci-upstream-net-this-kasan-gce 2018/12/30 18:20 net f7d18ef6 9942de5f .config log report syz C brouer@redhat.com, davem@davemloft.net, edumazet@google.com, jasowang@redhat.com, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, sd@queasysnail.net
ci-upstream-net-kasan-gce 2018/12/30 18:00 net-next b71acb0e 9942de5f .config log report syz C brouer@redhat.com, davem@davemloft.net, edumazet@google.com, jasowang@redhat.com, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, sd@queasysnail.net
ci-upstream-linux-next-kasan-gce-root 2018/12/30 18:25 linux-next 6a1d2932 9942de5f .config log report syz C brouer@redhat.com, davem@davemloft.net, edumazet@google.com, jasowang@redhat.com, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, sd@queasysnail.net
ci-upstream-kasan-gce-root 2018/12/07 06:01 upstream abb8d6ec dcf836b1 .config log report brouer@redhat.com, davem@davemloft.net, edumazet@google.com, jasowang@redhat.com, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, sd@queasysnail.net, wangli39@baidu.com
ci-upstream-kasan-gce-root 2018/11/09 23:07 upstream 3541833f f9815aaf .config log report brouer@redhat.com, davem@davemloft.net, edumazet@google.com, jasowang@redhat.com, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, sd@queasysnail.net
ci-upstream-net-this-kasan-gce 2018/07/13 14:55 net 8f19f12b 92a49505 .config log report brouer@redhat.com, davem@davemloft.net, edumazet@google.com, jasowang@redhat.com, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, peterpenkov96@gmail.com, sd@queasysnail.net, willemb@google.com
ci-upstream-net-kasan-gce 2018/12/30 17:33 net-next b71acb0e 9942de5f .config log report brouer@redhat.com, davem@davemloft.net, edumazet@google.com, jasowang@redhat.com, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, sd@queasysnail.net