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Date: Thu, 4 Sep 2003 14:38:50 -0700
From: Andrew Morton <akpm@osdl.org>
To: Florian Zimmermann <florian.zimmermann@gmx.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [2.6.0-test-x] Kernel Oops and pppd segfault
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Florian Zimmermann <florian.zimmermann@gmx.net> wrote:
>
> I have posted that to linux-ppp mailing list, but
> no answer for 2 weeks now..

Slack Australians.

> and here comes the Oops when i want to start 'pppd':
> 
> PPP generic driver version 2.4.2
> devfs_mk_cdev: could not append to parent for ppp
> failed to register PPP device (-17)

_devfs_append_entry("ppp") returns -EEXIST.

> Unable to handle kernel paging request at virtual address d1964580
> EIP is at cdev_get+0x29/0xc0

Then it looks like someone didn't handle the error right.

Please:

a) send your full .config

b) describe the exact sequence of steps which is required to make this
   happen, starting from a machine reboot.

Does a simple "modprobe ppp" fail?