[SerialICE] SerialICE Segmentation fault (core dumped)

[Stefan Reinauer]

On 1/19/10 11:17 PM, Alexander Graf wrote:
> On 19.01.2010, at 23:12, Stefan Reinauer wrote
>> On 1/19/10 10:17 PM, Joseph Smith wrote:
>>     
>>> (gdb) bt
>>> #0  cpu_register_physical_memory_offset (start_addr=4292345856,
>>> size=524288, 
>>>    phys_offset=0, region_offset=0) at /home/joe/qemu-0.11.0/exec.c:2327
>>> #1  0x080715b8 in cpu_register_physical_memory (
>>>    phys_offset=<value optimized out>, size=<value optimized out>, 
>>>    start_addr=<value optimized out>) at ../cpu-common.h:33
>>> #2  serialice_register_physical (phys_offset=<value optimized out>, 
>>>    size=<value optimized out>, start_addr=<value optimized out>)
>>>    at /home/joe/qemu-0.11.0/serialice.c:93
>>>
>>>       
>> This is almost there...
>>
>> Can you recompile Qemu and add "-g" to CFLAGS and try again? It does
>> look suspicious that phys_offset and size are optimized out, though..
>>
>> BTW, I just tried SerialICE on an x86-64 OpenSUSE 11.2 system and it
>> works nicely without a segfault. Maybe Fedora is using a buggy compiler
>> or a specific compiler option that breaks things?
>>     
> The trace says you're using env before it's initialized.
>   
Thanks for spotting this, you're of course right.

It's caused by some oddness in how KQEMU is initialized.

Joseph:
Please add --disable-kqemu to your Qemu configure options and the
problem will go away.

Stefan