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linux-next test error: unregister_netdevice: waiting for DEV to become free
Status: internal: reported on 2021/03/31 11:18
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: ipv6: remove extra dev_hold() for fallback tunnels
Patched on: [ci-upstream-bpf-next-kasan-gce ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce], missing on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-upstream-bpf-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-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 22d, last: 22d

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2021/03/31 11:18 linux-next 7a43c78d 6a81331a .config log report linux-next test error: unregister_netdevice: waiting for DEV to become free
ci-upstream-linux-next-kasan-gce-root 2021/03/31 11:18 linux-next 7a43c78d 6a81331a .config log report linux-next test error: unregister_netdevice: waiting for DEV to become free