[Pharo-users] VM crash on Ubuntu 14.04

Johan Fabry jfabry at dcc.uchile.cl
Fri Oct 30 13:01:52 EDT 2015


More bad luck I’m afraid. What can I do next?

Program received signal SIGSEGV, Segmentation fault.
0xb8c0b92d in ?? ()
(gdb) p (void)printCallStack()
Cannot access memory at address 0xffffffff
(gdb) 

> On Oct 30, 2015, at 08:11, Esteban Lorenzano <estebanlm at gmail.com> wrote:
> 
> you can type 
> 
> p (void)printCallStack()
> 
> then you will have the active stack when crash happened. Is often a lot more useful than the trace of the vm.
> 
> Esteban
> 
>> On 29 Oct 2015, at 19:03, Johan Fabry <jfabry at dcc.uchile.cl <mailto:jfabry at dcc.uchile.cl>> wrote:
>> 
>> 
>> OK, back with access to the Ubuntu machine, I reproduced the crash when running under gdb (reproducing it is never an issue, finding the minimal case is the issue). See below for gdb output. But my vm has no debug information compiled, so it is not really useful. Can I download a vm with debug info compiled from somewhere? I would prefer to avoid having to download the sources and compile et cetera … 
>> 
>> Once I have such a VM I will make some time to further investigate, and report results.
>> 
>> Program received signal SIGSEGV, Segmentation fault.
>> 0xb8c2bc31 in ?? ()
>> (gdb) bt
>> #0  0xb8c2bc31 in ?? ()
>> #1  0x080fc9f2 in primitiveNativeCall ()
>> #2  0xb4fba770 in ?? ()
>> #3  0xb503b05e in ?? ()
>> #4  0xb503afcb in ?? ()
>> #5  0xb5011abd in ?? ()
>> #6  0xb4fba5c0 in ?? ()
>> (gdb) 
>> 



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Johan Fabry   -   http://pleiad.cl/~jfabry
PLEIAD and RyCh labs  -  Computer Science Department (DCC)  -  University of Chile

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