syzbot


KASAN: slab-out-of-bounds Read in bitmap_ip_add
Status: upstream: reported syz repro on 2020/01/19 02:07
Reported-by: syzbot+f3e96783d74ee8ea9aa3@syzkaller.appspotmail.com
First crash: 29d, last: 18d

Cause bisection: introduced by (bisect log):

commit 751ad98d5f881df91ba47e013b82422912381e8e
Author: Marco Elver <elver@google.com>
Date: Fri Jul 12 03:54:00 2019 +0000

  asm-generic, x86: add bitops instrumentation for KASAN

Crash: KASAN: slab-out-of-bounds Read in bitmap_ip_add (log)
Repro: syz .config

Sample crash report:

Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce 2020/01/19 12:37 upstream 244dc268 bc8bc756 .config log report syz allison@lohutok.net, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, info@metux.net, jeremy@azazel.net, kadlec@netfilter.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-kasan-gce-root 2020/01/19 09:13 upstream 244dc268 bc8bc756 .config log report syz coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, gregkh@linuxfoundation.org, info@metux.net, jeremy@azazel.net, kadlec@netfilter.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-kasan-gce-smack-root 2020/01/19 01:47 upstream 244dc268 bc8bc756 .config log report syz allison@lohutok.net, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, jeremy@azazel.net, kadlec@netfilter.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-kasan-gce-386 2020/01/19 07:08 upstream 244dc268 bc8bc756 .config log report syz allison@lohutok.net, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, gregkh@linuxfoundation.org, jeremy@azazel.net, kadlec@netfilter.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-net-this-kasan-gce 2020/01/19 07:31 net e02d9c4c bc8bc756 .config log report syz coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, info@metux.net, jeremy@azazel.net, kadlec@netfilter.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-linux-next-kasan-gce-root 2020/01/30 09:07 linux-next 2747d5fd 5ed23f9a .config log report syz coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, gregkh@linuxfoundation.org, jeremy@azazel.net, kadlec@blackhole.kfki.hu, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de
ci-upstream-kasan-gce 2020/01/22 11:39 upstream d96d875e 8eda0b95 .config log report coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, info@metux.net, jeremy@azazel.net, kadlec@netfilter.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, tglx@linutronix.de