[parsec-users] [m5-users] PARSEC 2.1 with m5 - segfault!

Joel Hestness hestness at cs.utexas.edu
Wed Mar 24 16:44:25 EDT 2010


Hi Bhusan,
  Can you attach the output from the simulation and let us know which
version of the linux kernel you are using?
  Thanks,
  Joel


On Wed, Mar 24, 2010 at 2:02 PM, Bhushan <mohan at cs.virginia.edu> wrote:

> Hi,
> I'm a newbie to m5 and trying to run PARSEC 2.1on m5 under alpha in full
> system mode. First, I would like to thank people in UT Austin for publishing
> a tech report on this, it was very helpful.
> Now coming to the issue, even though I was able to boot the kernel in m5,
> when I try to run the any application in parsec suite, the app segfaults.
> Here are some more details:
> # ./build/ALPHA_FS/m5.opt ./configs/example/fs.py -n 1 --detailed --caches
> --l2cache
> and once the kernel boots, I do (as was  mentioned in the tech report):
> /parsec/install/bin/blackscholes 64
> /parsec/install/inputs/blackscholes/in_64K.txt
> /parsec/install/inputs/blackscholes/prices.txt
> This segfaults.
> The stack trace after crash looks like this:
> #0  0x0000000120016d8c in __libc_message ()
> #1  0x000000012001714c in __libc_fatal ()
> #2  0x000000012000c9cc in __libc_start_main ()
> #3  0x0000000120000218 in _start ()
>
> This happens with all other applications in parsec suite. However, a simple
> hello world program does run correctly.
> My guess is there are some library incompatibilities which causes this
> crash.
> I used the kernel available in the m5 website (
> http://www.m5sim.org/wiki/index.php/Download) under the Full System files
> section. I used the disk image from the UT Austin website (
> http://www.cs.utexas.edu/~parsec_m5/linux-parsec-2-1-m5-with-test-inputs.img.bz2<http://www.cs.utexas.edu/%7Eparsec_m5/linux-parsec-2-1-m5-with-test-inputs.img.bz2>)
> for the parsec suite.
>
> So how do I go about fixing this and make PARSEC 2.1 work correctly with
> m5?
>
> --
> Regards,
> Bhushan
>
> _______________________________________________
> m5-users mailing list
> m5-users at m5sim.org
> http://m5sim.org/cgi-bin/mailman/listinfo/m5-users
>



-- 
 Joel Hestness
 PhD Student, Computer Architecture
 Dept. of Computer Science, University of Texas - Austin
 http://www.cs.utexas.edu/~hestness
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