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Re: igmp broadcast storm Red Hat EL7 3.1 Kernel

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(Cc'ing netdev)

On Sat, Aug 29, 2015 at 3:50 PM, Jeffrey Merkey <jeffmerkey@gmail.com> wrote:
> When installing Centos 7 running kernel 3.1 (Centos 7 distro) the
> system generates an igmp broadcast storm which locks up and knocks
> down a Century Link DSL router.  Powering the router off clears the
> broadcast storm.
>
> The bug is kernel related and resembles very closely another bug seen
> about 10 years ago with Caldera's distro's on 2.4.  The bug occurs on
> the ia32 beta build.  The bug DOES NOT exist in the 64 bit x86_64
> versions.    I will attempt to debug it further since I have my own
> debugger and try to run it down and provide more info.
>

A reproducer and/or bisect would help a lot.

Thanks.
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Thread

igmp broadcast storm Red Hat EL7 3.1 Kernel Jeffrey Merkey <jeffmerkey@gmail.com> - 2015-08-30 01:00 +0200
  Re: igmp broadcast storm Red Hat EL7 3.1 Kernel Cong Wang <xiyou.wangcong@gmail.com> - 2015-08-31 18:50 +0200
    Re: igmp broadcast storm Red Hat EL7 3.1 Kernel Jeffrey Merkey <jeffmerkey@gmail.com> - 2015-08-31 20:20 +0200

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