[Nottingham] CDROM weirdness

Martin martin at ml1.co.uk
Wed Jun 17 23:07:34 UTC 2015


Stripes,

That sounds typical of what happens if you do not "umount" or select to
"safely remove" or "eject" the device first...

Hope as easy as that.


Or is systemd getting confused?! :-P


Let us know what you find...

Good luck,
Martin


On 17/06/15 17:51, stripes theotoky wrote:
> I am running
> 
> Operating System: Debian GNU/Linux stretch/sid
> Kernel: Linux 3.1.0-1-amd64
> Architecture:  x86-64
> KDE version: 4.14.2
> 
> I have been away for a couple of months, came home and applied about
> 1,000 updates with the result that after the box is booted the first CD
> or DVD put in the drive will automount and behave normally. Once this
> disk is ejected the drive will not recognise any disk including the one
> it just read ok.
> 
> The messages from
> 
> grep sr0 /var/log/messages | tail
> 
> Might give a clue if I could work out what they meant.
> 
> 
> Jun 14 19:30:20 localhost kernel: [36387.839333] sr0: CDROM not ready. 
> Make sure there is a disc in the drive.
> Jun 14 19:30:20 localhost kernel: [36387.841019] sr0: CDROM not ready. 
> Make sure there is a disc in the drive.
> Jun 14 19:30:20 localhost kernel: [36387.842811] sr0: CDROM not ready. 
> Make sure there is a disc in the drive.
> Jun 14 19:30:20 localhost kernel: [36387.844691] sr0: CDROM not ready. 
> Make sure there is a disc in the drive.
> Jun 14 19:30:20 localhost kernel: [36387.846354] sr0: CDROM not ready. 
> Make sure there is a disc in the drive.
> Jun 17 14:28:09 localhost kernel: [277457.432345] VFS: busy inodes on
> changed media or resized disk sr0
> Jun 17 14:30:42 localhost kernel: [277609.957584] VFS: busy inodes on
> changed media or resized disk sr0
> Jun 17 17:22:39 localhost kernel: [    1.960270] sr0: scsi3-mmc drive:
> 48x/48x writer dvd-ram cd/rw xa/form2 cdda
> tray                                                                              
> 
> Jun 17 17:27:50 localhost kernel: [  333.794856] VFS: busy inodes on
> changed media or resized disk
> sr0                                                                                              
> 
> Jun 17 17:28:33 localhost kernel: [  376.805648] VFS: busy inodes on
> changed media or resized disk sr0       
> 
> I could of course just reboot the box everytime I wanted to change a CD
> but as I have about 100 to sort through and throw out that is not really
> a goer.
> 
> I assumed probably a lock file in /tmp that wasn't clearing but can't
> find anything there that looks likely, any ideas?
> 
> This was working until the updates this week but as there were so many
> of them I wouldn't evern be able to guess at what might have broken it.
> 
> Regards
> Stripes



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