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Date: Sat, 13 Jan 2007 13:45:06 -0800 From: Andrew Morton <akpm@...l.org> To: netdev@...r.kernel.org Cc: yoshfuji@...ux-ipv6.org, gernoth@...ormatik.uni-erlangen.de, "bugme-daemon@...nel-bugs.osdl.org" <bugme-daemon@...zilla.kernel.org> Subject: Re: [Bugme-new] [Bug 7817] New: commit edfe21a29b1dca9ce5a938317868066d2e21c385 breaks IPv6 address autoconfiguration > On Sat, 13 Jan 2007 05:44:39 -0800 bugme-daemon@...zilla.kernel.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=7817 > > Summary: commit edfe21a29b1dca9ce5a938317868066d2e21c385 breaks > IPv6 address autoconfiguration > Kernel Version: 2.6.19.2 > Status: NEW > Severity: high > Owner: yoshfuji@...ux-ipv6.org > Submitter: gernoth@...ormatik.uni-erlangen.de > > > Most recent kernel where this bug did *NOT* occur: 2.6.19.1 > Distribution: Debian Testing > Hardware Environment: About 100 different x86 boxes > Software Environment: no special software involved, just the kernel. No modules are loaded on the > affected machines (everything needed is built into the kernel) > > Problem Description: > After booting kernel 2.6.19.2 on our machines they no longer do IPv6 address autoconfiguration, > although router advertisments can be seen on that interface: > 14:19:14.254410 fe80::212:1eff:fe08:e040 > ip6-allnodes: icmp6: router advertisement(chlim=64, > pref=medium, router_ltime=1800, reachable_time=0, retrans_time=0)(src lladdr: 00:12:1e:08:e0:40) > [ndp opt] (len 56, hlim 255) > > ip -6 addr output is: > 1: eth0: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qlen 1000 > inet6 fe80::209:3dff:fe10:ccda/64 scope link > valid_lft forever preferred_lft forever > 2: eth1: <BROADCAST,MULTICAST,UP,10000> mtu 1500 qlen 1000 > inet6 fe80::209:3dff:fe10:ccdb/64 scope link > valid_lft forever preferred_lft forever > 3: lo: <LOOPBACK,UP,10000> mtu 16436 > inet6 ::1/128 scope host > valid_lft forever preferred_lft forever > (eth0 sees the advertisments) > > Manually setting the address and default-route works. > Reverting commit edfe21a29b1dca9ce5a938317868066d2e21c385 fixes this problem. > > Steps to reproduce: > 1. Upgrade to 2.6.19.2 > 2. Configure an interface for IPv4 > 3. The linklocal IPv6 address for the interface appears in ip -6 addr > 4. Wait for a router advertisment > 5. No Global IPv6 address and no IPv6 default route is set > > ------- You are receiving this mail because: ------- > You are on the CC list for the bug, or are watching someone who is. - 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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