On Jan 20, 2004, at 7:34 AM, Etsushi Kato wrote:

In the early boot sequence, 2.6 kernel freezes just after showing
'arch_exit' on the screen, and 'Console: colour dummy device 80x25' on
the serial console.  Even if I put printk() right after
local_irq_enable() in init/main.c, this debug print won't show up.  So
it seems something causes kernel hang while enabling MSR_EE bit, but I
can't figure out how to detect...  Does anyone have a clue?

Perhaps you have an irq that won't shut up? Or maybe a problem
returning from an exception handler (I'm assuming you have your own
head.S).

--
Hollis Blanchard
IBM Linux Technology Center


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