[systemd-devel] failed assertion in systemd-networkd

[Tom Gundersen]

Thanks! Put in my queue.

On Sat, Dec 6, 2014 at 7:46 PM, Dave Reisner <d at falconindy.com> wrote:
> Hi,
>
> With the latest pull from git, I'm seeing a failed assertion in
> systemd-networkd:
>
> Assertion 's' failed at src/shared/util.c:413, function safe_atou8().  Aborting.
>
> The problematic .network file is simply:
>
>   [Match]
>   Name=eth0
>
>   [Network]
>   DHCP=v4
>
> The backtrace points here:
>
> http://cgit.freedesktop.org/systemd/systemd/tree/src/network/networkd-network.c#n233
>
> Where I suppose that:
>
>   udev_device_get_sysattr_value(device, "name_assign_type");
>
> is returning NULL. The file exists, but any attempts to read it results
> in a 0 byte read and an EINVAL errno. Removing the [Match] section from
> the .network file avoids the failed assertion.
>
> Is this a kernel bug? Shouldn't this file be returning one of the enums
> values like NET_NAME_PREDICTABLE or NET_NAME_USER? This holds true on
> both a VM (using the virtio-net module), and also on my desktop (using
> the sky2 module).
>
> Regardless, systemd likely needs to be checking the return value since
> 3.17 is far beyond the currently advertised required kernel version. The
> attached patch fixes the situation for me.
>
> Cheers,
> dR
>
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