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SubjectRe: [PATCH net] ip6mr: fix notification device destruction
From: Nikolay Aleksandrov <>
Date: Fri, 21 Apr 2017 21:30:42 +0300

> On 21/04/17 20:42, Nikolay Aleksandrov wrote:
>> Andrey Konovalov reported a BUG caused by the ip6mr code which is caused
>> because we call unregister_netdevice_many for a device that is already
>> being destroyed. In IPv4's ipmr that has been resolved by two commits
>> long time ago by introducing the "notify" parameter to the delete
>> function and avoiding the unregister when called from a notifier, so
>> let's do the same for ip6mr.
> +CC LKML and Linus

Applied, thanks Nikolay and thanks Andrey for the report and testing.

Nikolay, how far does this bug go back?

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