Re: [Bugme-new] [Bug 8876] New: Not all IPs are shown by "ip addr show"

Re: [Bugme-new] [Bug 8876] New: Not all IPs are shown by "ip addr show"

[Andrew Morton]

On Fri, 10 Aug 2007 05:58:25 -0700 (PDT) bugme-daemon@bugzilla.kernel.org wrote:

> http://bugzilla.kernel.org/show_bug.cgi?id=8876
> 
>            Summary: Not all IPs are shown by "ip addr show"
>            Product: Networking
>            Version: 2.5
>      KernelVersion: >=2.6.22 (2.6.23.x too)
>           Platform: All
>         OS/Version: Linux
>               Tree: Mainline
>             Status: NEW
>           Severity: high
>           Priority: P1
>          Component: IPV4
>         AssignedTo: shemminger@osdl.org
>         ReportedBy: gentuu@gmail.com
> 
> 
> Most recent kernel where this bug did not occur: 2.6.21.x

a regression.

> Distribution: no matter
> Hardware Environment: generic i686
> Software Environment: GNU
> Problem Description:
> Not all ips are shown by "ip addr show" command when IPs number assigned to an
> interface is more than 60-80 (in fact it depends on broadcast/label etc
> presence on each address).
> 
> Steps to reproduce:
> It's terribly simple to reproduce:
> 
> # for i in $(seq 1 100); do ip ad add 10.0.$i.1/24 dev eth10 ; done
> # ip addr show
> 
> this will _not_ show all IPs.
> Looks like the problem is in netlink/ipv4 message processing.
>