torvalds@klaava.Helsinki.FI (Linus Torvalds) writes:

quoted text
> - various minor mm fixes by me: trapping kernel NULL dereferences,
>   cleaning up the page table initializations and the 16MB patches, and
>   various other bugfixes.  get_free_page(GFP_ATOMIC) should preserve
>   the interrupt flag, so malloc() should be safe now - hopefully no
>   more of the tcp/ip memory management problems. 

quoted text
>   The NULL pointer trapping may result in errors like:
>       Unable to handle kernel paging request at address C0000???
>       Oops: 0000
>       ..... debugging info .....

quoted text
>   There were several NULL pointer dereferences in the serial and tty
>   drivers, which should now be fixed.  I've also fixed any other errors
>   I've seen, but if there are problems in the scsi drivers or similar
>   things I cannot test, I'd like to hear about them. 

Is there a simple way to turn this NULL pointer trapping off?
So I  have a machine I can login to
login: root
Unable....
is not much use.