On Sat, 23 Feb 2013, Stephen Isard wrote:

> A strange item turned up in my logs yesterday:
>
> kernel: process `grep' is using deprecated sysctl (syscall)
> net.ipv6.neigh.default.retrans_time; Use
> net.ipv6.neigh.default.retrans_t ime_ms instead.
>
> I use grep all the time and have never seen this before.  It only
> appeared once, although I used grep many times during the day.  I don't
> have a way of discovering exactly which call to grep triggered it, but I
> don't remember doing anything out of the ordinary.
>
> A possible clue:  At the same time (same timestamp in the log) there was
>
> kernel: usb 5-2: new full speed USB device number 6 using ohci_hcd
> kernel: usb 5-2: device descriptor read/64, error -62
>
> and I know that I didn't plug in any usb devices yesterday.  So this
> looks like some sort of hardware glitch, but could that explain the grep
> syscall?
>
> SL 6.3 on a Compaq dx5150 desktop.
>
> Any idea what could be going on?
>
> Thanks,
>
> Stephen Isard
>

Do you have any line in /etc/sysctl.conf with ipv6 in it?

-Connie Sieh