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Bug#760988: linux-image-3.16-1-amd64 fails to boot with lvm luks - kernel panic



Control: severity -1 import
Control: tag -1 moreinfo

On Tue, 2014-09-09 at 19:43 +0200, C. Dominik Bodi wrote:
> Package: src:linux
> Version: 3.16.2-2
> Severity: critical
> Justification: breaks the whole system
> 
> I've got a debian unstable system running in a ganeti/kvm vm that runs
> with lvm. The physical volume the root file system resides on is
> encrypted with luks. I've installed dropbear to unlock the luks volume
> via ssh, using a kernel cmdline ip=... in /etc/grub/default
> 
> Up and including linux-image-3.14-2-amd64 this worked flawlessly.
> 
> However, having installed and booted from 3.16-1, the kernel panics
> after unlocking the luks volume. There were some error messages about
> /dev/pts and/or /dev not being mounted successfully, but as the kernel
> panicked, the busybox console (accessed via spice) was frozen and I had to ask the admin
> admin to hard-reset the machine for me.
> 
> The 3.14-2 kernel continues to boot normally,
> 
> I'm a bit at loss what might cause 3.16 to panic but 3.14 to boot
> successfully. Unfortunately I cannot hard-reset the machine myself
> (spice remote-viewer does not to support hard-reset signals to the vm)
> and I wasn't able to deduce anything from the few kernel panic lines
> on the console.
[...]

But we might be able to.

Ben.

-- 
Ben Hutchings
If God had intended Man to program,
we'd have been born with serial I/O ports.

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