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linux-next test error: unregister_netdevice: waiting for DEV to become free

Status: fixed on 2021/11/10 00:50
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: 0d7a7b2014b1 ipv6: remove extra dev_hold() for fallback tunnels
First crash: 543d, last: 543d

Sample crash report:
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = 2

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 7a43c78d0573 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 7a43c78d0573 6a81331a .config log report linux-next test error: unregister_netdevice: waiting for DEV to become free
* Struck through repros no longer work on HEAD.