RE: Help: strange messages from kernel on IA64 platform

[Ju, Seokmann]

Hi,

Tuesday, May 16, 2006 5:00 PM, Chase Venters wrote:
> It's a trap, which means the CPU is effectively calling that 
> function.
O.K, that's why...
Then, Is there anyway to look up trap table that the CPU has?
> My best suggestion is to figure out what data is at 
> 0xe00000007f3d80dc and 
> what instructions are at 0xa0000002000373b1.
I will try as you suggested.
Thank you very much for comment.

Regards,

> -----Original Message-----
> From: Chase Venters [mailto:chase.venters@xxxxxxxxxxxx] 
> Sent: Tuesday, May 16, 2006 5:00 PM
> To: Ju, Seokmann
> Cc: Linux Kernel Mailing List; linux-scsi@xxxxxxxxxxxxxxx
> Subject: Re: Help: strange messages from kernel on IA64 platform
> 
> On Tue, 16 May 2006, Ju, Seokmann wrote:
> 
> > Hi,
> >
> > During communication in between application and megaraid driver via
> > IOCTL, the system displays messages which are not easy to 
> track down.
> > Following is one of the messages and same messages with 
> different values
> > are poping up regularly.
> > ---
> > Kernel unaligned access to 0xe00000007f3d80dc ip=0xa0000002000373b1
> > ---
> >
> > I understand the kernel is complaining about the address 
> which is not
> > aligned and, found the message is coming from function
> > 'ia64_handle_unaligned()' in the arch/ia64/kernel/unaligned.c.
> > But, I couldn't find who is calling this function and 
> further details of
> > reasons.
> >
> > Where should I start to figure out it?
> 
> It's a trap, which means the CPU is effectively calling that 
> function. My 
> best suggestion is to figure out what data is at 
> 0xe00000007f3d80dc and 
> what instructions are at 0xa0000002000373b1.
> 
> > Thank you,
> >
> > Seokmann
> 
> Thanks,
> Chase
> 
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