Re: 2.6.11-rc3-mm1

[Benjamin Herrenschmidt]

On Sun, 2005-02-06 at 11:07 +0100, Peter Osterlund wrote:
> Andrew Morton <akpm@xxxxxxxx> writes:
> 
> > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.11-rc3/2.6.11-rc3-mm1/
> 
> It gives me a kernel panic at boot if I have CONFIG_FB_RADEON
> enabled. If I also have CONFIG_FRAMEBUFFER_CONSOLE enabled, I get this
> output:
> 
>         Unable to handle kernel NULL pointer dereference at virtual address 00000000
>         ...
>         PREEMPT
>         ...
>         EIP is a strncpy_from_user+0x33/0x47
>         ...
>         Call Trace:
>          getname+0x69/0xa5
>          sys_open+0x12/0xc6
>          sysenter_past_esp+0x52/0x75
>         ...
>         Kernel panic - not syncing: Attempted to kill init!
> 
> If I don't have CONFIG_FRAMEBUFFER_CONSOLE enabled, I get a screen
> with random junk and some blinking colored boxes, and the machine
> hangs.

That's very strange... I don't see what in radeonfb could cause this.
Just in case, can you try commenting out the call to radeon_pm_init() in
radeon_base.c, see if it makes any difference (though I don't think so).

Ben.


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