Re: Crash with multitile-sort

Paul Melis wrote:
> Brian Paul wrote:
> 
>> Paul Melis wrote:
>>
>>> Paul Melis wrote:
>>>
>>>
>>>> Hello,
>>>> While attempting to create a multi-tilesort configuration based on 
>>>> the multitilesort.conf file included with CR1.9 two things happen:
>>>> 1. I get a warning about the state tracker being re-initialized
>>>> 2. One of the crservers crashes (backtrace from the coredump shows 
>>>> it to be in crSPUCopyDispatchTable()).
>>>>
>>>>
>>>
>>> Just a bit more info, the crash is happening in spu_loader/spucopy.c, 
>>> crSPUCopyDispatchTable().
>>> In the first for-loop, the assignment temp = dst->copy_of->copyList 
>>> sets temp to 0x1, which is later used as temp->copy.
>>>
>>> #0  0x5557f040 in crSPUCopyDispatchTable (dst=0x80d62c0, 
>>> src=0x817d8c8) at spucopy.c:630
>>> 630                             if (temp->copy == dst)
>>> (gdb) bt
>>> #0  0x5557f040 in crSPUCopyDispatchTable (dst=0x80d62c0, 
>>> src=0x817d8c8) at spucopy.c:630
>>> #1  0x08087fc5 in crStateDiffAPI (api=0x817d8c8) at state_flush.c:33
>>> #2  0x080515e0 in crServerInit (argc=1, argv=0xffffd494) at 
>>> server_main.c:240
>>> #3  0x08051655 in CRServerMain (argc=1, argv=0xffffd494) at 
>>> server_main.c:254
>>> #4  0x08051012 in main (argc=1, argv=0xffffd494) at main.c:22
>>> (gdb) p temp
>>> $1 = (struct _copy_list_node *) 0x1
>>> (gdb) p dst->copy_of
>>> $2 = (struct _spu_dispatch_table *) 0xffffa520
>>> (gdb)
>>
>>
>>
>> The demo was crashing for me too, but in a different way. I've checked 
>> in fixes to tilesortspu_get.c and state_bufferobject.c that fixed 
>> things here.  Can you try the current CVS code?
> 
> 
> I'm sorry to say it doesn't fix the crash I'm experiencing. The stack 
> trace above is still valid. I've attached a reduced version of my 
> original configuration script. This shows the crash for me when running 
> with e.g. "python multitilesort_crash.conf glxgears", but other apps 
> fail in the same way.
> 
> I had some trouble figuring out how exactly to set up the tiling 
> parameters for this setup, so I might be doing something unusual there.

Hmmm, works for me.

What's the setting of RELEASE and THREADSAFE in your options.mk file?

-Brian


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