syzbot


KASAN: use-after-free Write in hci_sock_bind
Status: upstream: reported on 2020/01/15 06:21
Reported-by: syzbot+eba992608adf3d796bcc@syzkaller.appspotmail.com
Fix commit: 11eb85ec Bluetooth: Fix race condition in hci_release_sock()
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-upstream-kmsan-gce]
First crash: 36d, last: 19h30m
similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 KASAN: use-after-free Write in hci_sock_bind C 1 6d04h 36d 0/1 upstream: reported C repro on 2020/01/12 01:08

Sample crash report:

Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-smack-root 2020/02/16 13:59 upstream db70e26e cf914200 .config log report davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/15 11:28 linux-next 9f01828e 5d7b90f1 .config log report davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/10 12:21 linux-next 2981de74 35f5e45e .config log report davem@davemloft.net, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/01/11 23:37 linux-next 6c09d7db 4c04afaa .config log report davem@davemloft.net, johan.hedberg@gmail.com, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, netdev@vger.kernel.org