From mboxrd@z Thu Jan  1 00:00:00 1970
From: Kay Sievers <kay.sievers@vrfy.org>
Date: Fri, 09 Oct 2009 09:29:55 +0000
Subject: Re: group is not set properly for usb printer for older kernels
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List-Id: <linux-hotplug.vger.kernel.org>
References: <20091008191201.19276c15@workstation64.home>
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To: linux-hotplug@vger.kernel.org

On Fri, Oct 9, 2009 at 05:36, Andreas Radke <a.radke@arcor.de> wrote:
> Am Fri, 9 Oct 2009 00:38:18 +0200
> schrieb Kay Sievers <kay.sievers@vrfy.org>:
>
>> What does:
>> =C2=A0 udevadm test /devices/pci0000:00/0000:00:04.0/usb4/4-2
>> print?
> udev_node_add: creating device node '/dev/bus/usb/004/005', devnum=189:38=
8, mode=0660, uid=3D0, gid=3D7
> udev_node_mknod: preserve file '/dev/bus/usb/004/005', because it has cor=
rect dev_t
> udev_node_mknod: chmod(/dev/bus/usb/004/005, 020660)
> udev_node_mknod: chown(/dev/bus/usb/004/005, 0, 7)
>
> after that permission is fixed.

If the usbdev* devices, and /sys/class/usb_device/ are gone, are you
sure you don't have anything else running that mangles permissions of
device nodes?

Kay