Re: 答复: [PATCH]: netfilter: ftp/irc/sane/sip/tftp: Fix the kernel panic when load these modules with duplicated ports

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On Fri, Sep 25, 2015 at 07:12:24PM +0800, Feng Gao wrote:
> Hi Pablo,
> 
> When execute " insmod nf_conntrack_ftp.ko ports=76,76,76", the kernel
> crashes immediately.
> Because the old codes try to unregister the helper which is not registered
> successfully.
> This bug has existed for a long time since the nf_conntrack_helper_register
> checked the duplicated entry.
> 
> I don't know if I should add the reproduce process in the commit comment.

That's good idea to insist on the fact that this bug is crashing the
kernel, and that is not good.
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