Re: Random kernel update breakage

2010-08-26 Thread Michael Schwendt
On Wed, 25 Aug 2010 19:18:28 -0400, Sam wrote: > AFAIK installing a kernel should involve merely updating > /boot/grub/grub.conf. I can't think of any reason why GRUB's stage files > have to be involved. The script that updates it, /sbin/new-kernel-pkg > invokes /sbin/grubby, apparently, to do

Re: Random kernel update breakage

2010-08-25 Thread JB
JB gmail.com> writes: > ... Additional info. $ cat /usr/lib/pm-utils/sleep.d/01grub ... # Ensure grub will load the correct kernel on resume from hibernate, ... echo "savedefault --default=${current} --once" | \ /sbin/grub --device-map=/boot/grub/device.map \

Re: Random kernel update breakage

2010-08-25 Thread Sam Varshavchik
Michael Schwendt writes: My theory is that if the MBR is unmodified when the problem is encountered, something may have moved GRUB's stage* files in a way it couldn't find them anymore in their previous location. Then it would load and execute unexpected garbage. Since the boot record doesn't c

Re: Random kernel update breakage

2010-08-25 Thread Sam Varshavchik
Steve Blackwell writes: On Wed, 25 Aug 2010 11:14:48 +0300 Gilboa Davara wrote: On Tue, 2010-08-24 at 22:29 -0400, Sam Varshavchik wrote: > Every once in a while, something breaks when a kernel update gets > installed. It doesn't happen every time, I'd say that once in every > thirty or so ke

Re: Random kernel update breakage

2010-08-25 Thread JB
Sam Varshavchik courier-mta.com> writes: > > Every once in a while, something breaks when a kernel update gets installed. > It doesn't happen every time, I'd say that once in every thirty or so kernel > updates, grub fails to come up after a subsequent reboot. > > This is just a minor annoyan

Re: Random kernel update breakage

2010-08-25 Thread Michael Schwendt
On Wed, 25 Aug 2010 09:48:09 -0400, Tom wrote: > I have seen this quite often following the first kernel update after a > Fedora version update. I.e., the machine boots fine after the version > update, but needs re-grubbing after 'yum update'. Have you kept a yum.log for that? Then, for example,

Re: Random kernel update breakage

2010-08-25 Thread Gilboa Davara
On Wed, 2010-08-25 at 10:25 -0400, Steve Blackwell wrote: > On Wed, 25 Aug 2010 11:14:48 +0300 > Gilboa Davara wrote: > > > On Tue, 2010-08-24 at 22:29 -0400, Sam Varshavchik wrote: > > > Every once in a while, something breaks when a kernel update gets > > > installed. It doesn't happen every ti

Re: Random kernel update breakage

2010-08-25 Thread Michael Schwendt
On Wed, 25 Aug 2010 10:25:05 -0400, Steve wrote: > I've had this happen to me too. My theory has been that either it has > nothing to do with Fedora at all and it is a BIOS problem or that the > grub device.map file gets reversed somehow. The device.map file isn't needed for booting. Plus, if it

Re: Random kernel update breakage

2010-08-25 Thread Steve Blackwell
On Wed, 25 Aug 2010 11:14:48 +0300 Gilboa Davara wrote: > On Tue, 2010-08-24 at 22:29 -0400, Sam Varshavchik wrote: > > Every once in a while, something breaks when a kernel update gets > > installed. It doesn't happen every time, I'd say that once in every > > thirty or so kernel updates, grub f

Re: Random kernel update breakage

2010-08-25 Thread Tom Killian
On Tue, 24 Aug 2010 22:29:54 -0400 Sam Varshavchik wrote: > >Every once in a while, something breaks when a kernel update gets installed. >It doesn't happen every time, I'd say that once in every thirty or so kernel >updates, grub fails to come up after a subsequent reboot. > >This is just a minor

Re: Random kernel update breakage

2010-08-25 Thread Michael Schwendt
On Wed, 25 Aug 2010 07:10:11 -0400, Sam wrote: > > And from those, who are hit by it occasionally, nobody attempts at > > debugging it or collecting all the info. Dunno whether the root cause of > > the problem is known by anyone. > > I think that's because nobody really knows how to debug it. At

Re: Random kernel update breakage

2010-08-25 Thread Jon Ingason
2010-08-25 13:10, Sam Varshavchik skrev: > Michael Schwendt writes: > > If there are instructions, somewhere, for saving not just the MBR, but > everything that gets touched by /sbin/grub-install (since it's always > what fixes things), then I'll be sure to collect and save it the next > time this

Re: Random kernel update breakage

2010-08-25 Thread Sam Varshavchik
Michael Schwendt writes: On Tue, 24 Aug 2010 22:29:54 -0400, Sam wrote: Every once in a while, something breaks when a kernel update gets installed. It doesn't happen every time, I'd say that once in every thirty or so kernel updates, grub fails to come up after a subsequent reboot. This is

Re: Random kernel update breakage

2010-08-25 Thread Sam Varshavchik
Gilboa Davara writes: On Tue, 2010-08-24 at 22:29 -0400, Sam Varshavchik wrote: Every once in a while, something breaks when a kernel update gets installed. It doesn't happen every time, I'd say that once in every thirty or so kernel updates, grub fails to come up after a subsequent reboot.

Re: Random kernel update breakage

2010-08-25 Thread Michael Schwendt
On Tue, 24 Aug 2010 22:29:54 -0400, Sam wrote: > Every once in a while, something breaks when a kernel update gets installed. > It doesn't happen every time, I'd say that once in every thirty or so kernel > updates, grub fails to come up after a subsequent reboot. > > This is just a minor annoy

Re: Random kernel update breakage

2010-08-25 Thread Gilboa Davara
On Tue, 2010-08-24 at 22:29 -0400, Sam Varshavchik wrote: > Every once in a while, something breaks when a kernel update gets installed. > It doesn't happen every time, I'd say that once in every thirty or so kernel > updates, grub fails to come up after a subsequent reboot. > > This is just a m

Random kernel update breakage

2010-08-24 Thread Sam Varshavchik
Every once in a while, something breaks when a kernel update gets installed. It doesn't happen every time, I'd say that once in every thirty or so kernel updates, grub fails to come up after a subsequent reboot. This is just a minor annoyance -- I'd have to boot the install CD in rescue mode,