[Tfug] Need help with kernel panic

[Jude Nelson]

Looks like init crashed.  Have you tried something like
init=/lib/sysvinit/init on your kernel command line?  Or maybe init=/bin/sh?

Jude
On Dec 3, 2014 3:57 PM, "John Gruenenfelder" <jetpackjohn at gmail.com> wrote:

> Hello TFUG,
>
> After performing a routine package update last night using aptitude I can
> no longer boot my system.  :(
>
> I'm fairly certain the kernel was *not* one of the updated packages.  If
> it had been then I would have kept the previous kernel around to fallback
> on.
>
> This system is my Samsung laptop running Debian/testing (mostly) with
> kernel 3.16.0-4_amd64.
>
> Normally, I'm pretty good at debugging and fixing these sorts of issues,
> but here the stack backtrace isn't very useful, and the panic prevents me
> from scrolling back in the console buffer.  I've attached a screenshot to
> illustrate since, at the moment, I have no other way to copy the info.
>
> I tried settimg the video mode with the hope of seeing more text
> on-screen.  I edited GRUB 2.0's kernel line and added
> "video=LVDS:1600x900", but nothing changed (I tried other resolutions, too)
> and there was no error.
>
> As you can see from the timestamps, the panic occurs very early, but it is
> actually after the initrd has prompted me for my LUKS passphrase and
> unlocked the main partition (which contains the LVM volumes, one of which
> is root).
>
> I'm thinking that last night's update also updated the contents of the
> initrd, and that now it contains something panic-worthy.  One of the
> updated packages was systemd... perhaps it is the culprit (just a random
> guess)?
>
> Any ideas as to the cause?  No?
>
> Okay, then any ideas on how to further debug the problem?  Am I not
> setting the video mode properly?  GRUB is already running at a high
> resolution, but it resets back to 80x25 text mode when the Linux boot
> starts.  I don't know if this switch is done by GRUB or the kernel, though.
>
> (Temporarily stuck in Win7 on my laptop...  Augh!)
>
> --
> --John Gruenenfelder    Systems Manager, MKS Imaging Technology, LLC.
> Try Weasel Reader for PalmOS  --  http://weaselreader.org
> "This is the most fun I've had without being drenched in the blood
> of my enemies!"
>         --Sam of Sam & Max
>
> _______________________________________________
> Tucson Free Unix Group - tfug at tfug.org
> Subscription Options:
> http://www.tfug.org/mailman/listinfo/tfug_tfug.org
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://tfug.org/pipermail/tfug_tfug.org/attachments/20141203/640b1398/attachment-0002.html>