Re: Strange panic with today's kernel

["Simon 'corecode' Schubert" <corecode@xxxxxxxxxxxx>]

On 08.01.2004, at 09:19, Matthew Dillon wrote:
> :I just rebuilt and installed a new world.  The following completed 
> perfectly:
> :
> :buildworld/buildkernel
> :installkernel + reboot to that kernel in single user
> :installworld
> :mergemaster
> :
> :Upon exiting single user and logging in over ssh (which runs 
> calendar) I
> :received the following:
> :
> :Message from syslogd@mars at Wed Jan  7 22:38:24 2004 ...
> :mars Jan init: fatal signal: Segmentation fault
>
>     If you didn't reboot after calling installworld I can tell you what
>     the issue is... it's simple:  init crashed because you ripped the
>     binary out from under it and replaced it with a new binary.  The
>     old already-running init tried to page something in and BANG!

shouldn't something in the kernel prevent such things to happen?
Something like "text file busy" when writing to the file or such...

besides, I thought install creates a tmp file and renames that to the 
destination. Then init should still exist on disk, until last reference 
is closed?

cheers
  simon

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