Re: [Qemu-ppc] [Qemu-devel] qemu-pcc 2.8.0 linux-user segfaults

[Aníbal Limón]

On 01/30/2017 05:52 PM, Sam Bobroff wrote:
> On Mon, Jan 16, 2017 at 04:03:21PM -0600, Aníbal Limón wrote:
>>
>>
>> On 01/16/2017 03:56 PM, Aníbal Limón wrote:
>>> Hi folks,
>>>
>>> I'm trying to upgrade qemu to 2.8.0 in Openembedded-core and segfaults
>>> in qemu-ppc when is executing:
> 
> Hi Aníbal,
> 
> I've recently encountered a similar problem and I've posted a fix. If
> you'd like to try it, it's here:
> 
> https://lists.gnu.org/archive/html/qemu-ppc/2017-01/msg00413.html

The patch works, thanks for made it.

Cheers,
        alimon

> 
> Cheers,
> Sam.
> 
>>> /home/alimon/repos/poky/build-ppc/tmp/work/x86_64-linux/qemu-native/2.8.0-r0/build/ppc-linux-user/qemu-ppc
>>> -s 16M -r 3.2.0 -cpu 7400 -L
>>> /home/alimon/repos/poky/build-ppc/tmp/sysroots/qemuppc -E
>>> LD_LIBRARY_PATH=/home/alimon/repos/poky/build-ppc/tmp/work/ppc7400-poky-linux/gobject-introspection/1.50.0-r0/build/.libs:.libs:/home/alimon/repos/poky/build-ppc/tmp/sysroots/qemuppc//usr/lib:/home/alimon/repos/poky/build-ppc/tmp/sysroots/qemuppc//lib
>>> /home/alimon/repos/poky/build-ppc/tmp/work/ppc7400-poky-linux/gobject-introspection/1.50.0-r0/build/tmp-introspectu_ewt_1z/Gio-2.0
>>> --introspect-dump=/home/alimon/repos/poky/build-ppc/tmp/work/ppc7400-poky-linux/gobject-introspection/1.50.0-r0/build/tmp-introspectu_ewt_1z/functions.txt,/home/alimon/repos/poky/build-ppc/tmp/work/ppc7400-poky-linux/gobject-introspection/1.50.0-r0/build/tmp-introspectu_ewt_1z/dump.xml
>>> [Thread debugging using libthread_db enabled]
>>>
>>>
>>> And the debug info,
>>>
>>> (gdb) info threads
>>>   Id   Target Id         Frame
>>>   1    Thread 0x7ffff7fd0780 (LWP 25457) "qemu-ppc"
>>> pthread_cond_wait@@GLIBC_2.3.2 () at
>>> ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
>>>   2    Thread 0x7ffff647e700 (LWP 25461) "qemu-ppc" syscall () at
>>> ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>>> * 3    Thread 0x7ffff7f4d700 (LWP 25462) "qemu-ppc" 0x000000000086fba4
>>> in static_code_gen_buffer ()
>>>
>>> (gdb) bt
>>> #0  0x000000000086fba4 in static_code_gen_buffer ()
>>> #1  0x000000000040e922 in cpu_tb_exec (itb=<optimized out>,
>>> itb=<optimized out>, cpu=0x29864d0) at
>>> /home/alimon/repos/poky/build-ppc/tmp/work/x86_64-linux/qemu-native/2.8.0-r0/qemu-2.8.0/cpu-exec.c:164
>>> #2  cpu_loop_exec_tb (sc=<optimized out>, tb_exit=<synthetic pointer>,
>>> last_tb=<synthetic pointer>, tb=<optimized out>, cpu=0x29864d0) at
>>> /home/alimon/repos/poky/build-ppc/tmp/work/x86_64-linux/qemu-native/2.8.0-r0/qemu-2.8.0/cpu-exec.c:544
>>> #3  cpu_exec (address@hidden) at
>>> /home/alimon/repos/poky/build-ppc/tmp/work/x86_64-linux/qemu-native/2.8.0-r0/qemu-2.8.0/cpu-exec.c:638
>>> #4  0x0000000000445fba in cpu_loop (address@hidden) at
>>> /home/alimon/repos/poky/build-ppc/tmp/work/x86_64-linux/qemu-native/2.8.0-r0/qemu-2.8.0/linux-user/main.c:1359
>>> #5  0x0000000000448a95 in clone_func (arg=0x7fffffffa910) at
>>> /home/alimon/repos/poky/build-ppc/tmp/work/x86_64-linux/qemu-native/2.8.0-r0/qemu-2.8.0/linux-user/syscall.c:6090
>>> #6  0x00007ffff6a750a4 in start_thread (arg=0x7ffff7f4d700) at
>>> pthread_create.c:309
>>> #7  0x00007ffff67aa62d in clone () at
>>> ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
>>
>> Here is the core dump,
>>
>> https://drive.google.com/file/d/0B9uDfO-FJ1kgY3ZhendISTZzOUU/view?usp=sharing
>>
>>>
>>> Any help will be appreciated.
>>>
>>> Best regards,
>>>     alimon
>>>
>>
> 
> 
>

signature.asc
Description: OpenPGP digital signature