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SubjectRe: 2.6.18-rc6-mm1: GPF loop on early boot

Le 11.09.2006 01:03, Jeremy Fitzhardinge a écrit :
> Andrew Morton wrote:
>> I must say that having an unreliable early-current is going to be quite a
>> pita for evermore. Things like mcount-based tricks and
>> basic-block-profiling-based tricks, for example.
>> Is it really going to be too messy to fake up some statically-defined gdt
>> which points at init_task, install that before we call any C at all?
> That's on my TODO list - make %gs set correctly before hitting C code,
> and get rid of all the early_* stuff. I had already encountered a
> PDA-related oops with lockdep enabled, and addressed it.
> It's pretty easy to solve in general for the boot CPU, but its a bit
> more tricky to handle for secondary CPUs.
> Laurent, could you resend your original oops? It doesn't seem to have
> appeared on lkml.

I guess my original mail was too big. Sorry for that.
Please go to,
you'll find the files I sent in my first post:

* DSC02674.jpg (96k): screenshot of first GPF
* config-2.6.18-rc6-mm1 (48k)
* dmesg-2.6.18-rc6-mm1 (25k)

> In the meantime, I'll work on a proper fix for this.
> J

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