Invalid module format

Tobin C. Harding me at tobin.cc
Sun Feb 25 02:29:49 EST 2018


On Sun, Feb 25, 2018 at 12:04:30AM -0500, valdis.kletnieks at vt.edu wrote:
> On Sun, 25 Feb 2018 13:34:41 +1100, "Tobin C. Harding" said:
> > On Fri, Feb 23, 2018 at 10:06:14PM -0500, valdis.kletnieks at vt.edu wrote:
> > > OK, I'll bite - how can the kernel go into a reboot loop that doesn't get to the
> > > grub menu?  (Hint: How does your system get from the BIOS splash screen to
> > > starting the kernel? :)
> >
> > That's not biting.  Having to pointed out when I say something
> > ridiculous is one of the reasons I like the kernel mailing lists so
> > much.
> >
> > Re-reading my original comment in your response makes it bleedingly
> > obvious that what I said was ridiculous.  I must have been selecting the
> > broken kernel in grub for it to boot - I still don't remember doing so
> > but it wouldn't be the first time my memory has bent reality.
> 
> Actually, there *is* a way you can end up in a reboot loop like that - if
> you set the grub menu timeout to zero.  That's actually pretty useful if
> you're building an embedded system that can't display the grub menu anyhow,
> or you want to save the few seconds of boot time (important if you're
> a wireless router or a smart TV or similar).

Being the type of guy who crashes his kernel constantly and breaks it
every other build this would be suicide.

> Of course, anybody who's done that to their system probably knows it,
> because if they installed a bum kernel, they've effectively bricked the box
> until they re-flash the image.

It's not bricked if you can re-flash it.


	Tobin





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