syzbot


net-next test error: unregister_netdevice: waiting for DEV to become free
Status: internal: reported on 2021/03/30 09:50
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: 0d7a7b2014b1 ipv6: remove extra dev_hold() for fallback tunnels
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 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-kmsan-gce ci-upstream-kmsan-gce-386 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-qemu2-arm32]
First crash: 116d, last: 114d

Sample crash report:

Crashes (18):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-kasan-gce 2021/03/31 22:10 net-next 3cbf7530a163 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/31 22:10 net-next 3cbf7530a163 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/31 22:10 net-next 3cbf7530a163 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/31 05:34 net-next 28110056f2d0 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/31 05:34 net-next 28110056f2d0 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/31 05:34 net-next 28110056f2d0 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/31 04:50 net-next dc5fa2073f63 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/31 04:50 net-next dc5fa2073f63 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/31 04:50 net-next dc5fa2073f63 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/30 23:13 net-next cda1893e9f7c 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/30 23:13 net-next cda1893e9f7c 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/30 23:13 net-next cda1893e9f7c 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/30 22:27 net-next fdb5cc6ab3b6 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/30 22:27 net-next fdb5cc6ab3b6 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/30 22:27 net-next fdb5cc6ab3b6 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/30 09:49 net-next d0922bf79817 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/30 09:49 net-next d0922bf79817 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-net-kasan-gce 2021/03/30 09:49 net-next d0922bf79817 6a81331a .config log report net-next test error: unregister_netdevice: waiting for DEV to become free