From: "Tj (Elloe Linux)" <ml.linux@elloe.vision>
To: Andrew Lunn <andrew@lunn.ch>
Cc: netdev@vger.kernel.org, chris.packham@alliedtelesis.co.nz,
f.fainelli@gmail.com, marek.behun@nic.cz,
vivien.didelot@gmail.com, info <info@turris.cz>
Subject: Re: dsa: mv88e6xxx not receiving IPv6 multicast packets
Date: Sat, 14 Nov 2020 16:06:33 +0000 [thread overview]
Message-ID: <eed7bc92-e1e6-35df-a2cf-97e74a8730fd@elloe.vision> (raw)
In-Reply-To: <20201114155614.GZ1480543@lunn.ch>
On 14/11/2020 15:56, Andrew Lunn wrote:
>> 1) with isc-dhcp-server configured with very short lease times (180
>> seconds). After mox reboot (or systemctl restart systemd-networkd)
>> clients successfully obtain a lease and a couple of RENEWs (requested
>> after 90 seconds) but then all goes silent, Mox OS no longer sees the
>> IPv6 multicast RENEW packets and client leases expire.
>
> So it takes about 3 minutes to reproduce this?
>
> Can you do a git bisect to figure out which change broke it? It will
> take you maybe 5 minutes per step, and given the wide range of
> kernels, i'm guessing you need around 15 steps. So maybe two hours of
> work.
>
> Andrew
>
I'll check if we can - the problem might be the Turris Mox kernel is
based on a board support package drop by Marvell so I'm not clear right
now how divergent they are. Hopefully the Turris kernel devs can help on
that.
next prev parent reply other threads:[~2020-11-14 16:06 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-23 14:46 dsa: mv88e6xxx losing DHCPv6 solicit packets / IPv6 multicast packets? Marek Behún
2020-07-23 21:27 ` Chris Packham
2020-07-23 21:33 ` Florian Fainelli
2020-07-24 10:24 ` Tj (Elloe Linux)
2020-11-14 15:39 ` dsa: mv88e6xxx not receiving IPv6 multicast packets Tj (Elloe Linux)
2020-11-14 15:56 ` Andrew Lunn
2020-11-14 16:06 ` Tj (Elloe Linux) [this message]
2020-11-14 17:43 ` Marek Behun
2020-11-14 18:49 ` Vladimir Oltean
2020-11-15 10:53 ` Tj (Elloe Linux)
2020-11-15 16:02 ` Andrew Lunn
2020-11-15 17:19 ` Tj (Elloe Linux)
2020-11-15 17:27 ` Andrew Lunn
2020-11-16 7:07 ` Tj (Elloe Linux)
2020-11-16 10:45 ` Tj (Elloe Linux)
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