Page Fault on real hardware

[Adam Lackorzynski]

Hi,

On Thu Oct 25, 2012 at 09:18:30 -0700, Wajidali Whowe wrote:
> I have been trying to run L4linux on a real hardware (x86 PC). Everything seems fine once I try the image with the qemu, however the following error appears on the real hardware: 
> 
> ..
> ..
> ..
> vmlinuz . | main thread will be 413
> vmlinuz . | l4x_register_pointer_section: addr = 005e6000 size 929792
> 
> vmlinuz . | section-with-init: virt: 0x5e6000 to 0x6c8fff [908KiB]
> 
> vmlinuz . | section-with-init: virt: ....
> 
> ..
> ..
> ..
> vmlinuz . | Loading: rom/ramdiskfs.tar.gz
> 
> vmlinuz . | INITRD: Size of RAMdisk is 32768KiB
> 
> vmlinuz . | RAMdisk from 188800000 to 1a800000 [32768KiB] 
> 
> vmlinuz . | Page fault (non-resolved): pfa=0 pc=473569
> 
> Die message: Trap: 14
> vmlinuz . | panic: going to sleep forever, bye
> 
> 
> Would you please have an idea or a suggestion for this problem?

Do you have console=ttyLv0 on the linux command line? That would
probably give an ooops-printout with much more info, given it is already
that far in booting up that this works. Alternatively you can check with
gdb/objdump of vmlinux what's at and around 0x473569 to figure out
what's going on.



Adam
-- 
Adam                 adam at os.inf.tu-dresden.de
  Lackorzynski         http://os.inf.tu-dresden.de/~adam/