The exact same thing happened to me. I normally update anything
available. The next time I swiched on my laptop the day after it gave me
the same unable to boot error. Had to install from scratch. Good thing I
backed up my data a week before but yeah it irritated me big time.

Carlo


> -----Original Message-----
> From: [EMAIL PROTECTED] 
> [mailto:[EMAIL PROTECTED] On Behalf Of John Clarke
> Sent: Friday, 10 June 2005 11:58 AM
> To: [email protected]
> Subject: [SLUG] Ubuntu kernel upgrade woes
> 
> Hi all,
> 
> Ubuntu released a new kernel yesterday, which I duly 
> installed with 'apt-get upgrade'.
> 
> I'm used to keeping the old kernel in place until I've 
> verified that the new one boots (rpm allows two different 
> versions to be installed at the same time), but I couldn't 
> figure out how to do that with apt, so I just let it replace 
> the old one.  No errors were reported so I rebooted.
> 
> I know, I should have just told it to upgrade the 686-smp 
> kernel so that the 386 kernel was there in case anything went 
> wrong, but I realised a few seconds too late that I'd managed 
> to replace both known good kernels and had nothing to fall back on.
> 
> You've probably guessed what happened next.  Neither of the 
> new kernels would boot -- the error was "VFS: Unable to mount 
> root fs on unknown block (0,0)".  I tried for about half an 
> hour to fix it, but without success, so I reinstalled from 
> scratch.  It's not my favourite way to fix a problem, but I 
> figured it'd be the quickest way to get the system back up.  
> I hadn't done much since installing it last week all I've 
> lost is time.
> 
> Once the installation had finished, I installed the 686-smp 
> kernel and rebooted.  I expected it not too boot, but this 
> time it came up fine.
> 
> 
> So, what did I do wrong during the upgrade (other than not 
> keeping a known good kernel around)?  Is there some 
> additional magic required when upgrading kernels with 
> 'apt-get upgrade'?
> 
> 
> Thanks,
> 
> John
> --
> COBOL is English like. That is, assuming that your English 
> has first been gang banged by a herd of irate kudzu and is 
> suffering from a digestive upset after consuming all the 
> Hydrogen Selenide.
>             -- Shmuel (Seymour J.) Metz
> --
> SLUG - Sydney Linux User's Group Mailing List - 
> http://slug.org.au/ Subscription info and FAQs: 
> http://slug.org.au/faq/mailinglists.html
> 
> _____________________________________________________________________
> 
> This message has been checked for all known viruses by the 
> MessageLabs Virus Scanning Service. For further information 
> visit http://www.Hi-Speed.net.au 
> ______________________________________________________________
> __________
> 

________________________________________________________________________

This email has been scanned for all viruses by the MessageLabs SkyScan
service. For more information on a proactive anti-virus service working
around the clock, around the globe, visit http://www.hi-speed.net.au
________________________________________________________________________
--
SLUG - Sydney Linux User's Group Mailing List - http://slug.org.au/
Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html

Reply via email to