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Message-Id: <20100422.004324.67422011.davem@davemloft.net> Date: Thu, 22 Apr 2010 00:43:24 -0700 (PDT) From: David Miller <davem@...emloft.net> To: herbert@...dor.apana.org.au Cc: jbohac@...e.cz, yoshfuji@...ux-ipv6.org, netdev@...r.kernel.org, shemminger@...tta.com Subject: Re: IPv6: race condition in __ipv6_ifa_notify() and dst_free() ? From: Herbert Xu <herbert@...dor.apana.org.au> Date: Thu, 22 Apr 2010 10:32:11 +0800 > Anyway, I think the root of the issue is the fact that NDISC is > calling addrconf_dad_failure with no locking whatsoever. The > latter is not idempotent so some form of locking is needed. > > This bug appears to have been around since the very start. > > I'll dig deeper to see where we might be able to add some locks. Thanks Herbert. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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