From: Nikolay Aleksandrov <niko...@cumulusnetworks.com> Date: Fri, 21 Apr 2017 22:50:35 +0300
> On 21/04/17 22:36, David Miller wrote: >> From: Nikolay Aleksandrov <niko...@cumulusnetworks.com> >> 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? >> > > Good question, AFAICS since ip6mr exists because it was copied from ipmr: > commit 7bc570c8b4f7 > Author: YOSHIFUJI Hideaki <yoshf...@linux-ipv6.org> > Date: Thu Apr 3 09:22:53 2008 +0900 > > [IPV6] MROUTE: Support multicast forwarding. Ok will queue it up for -stable. Thanks.
