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Cc: OE-core <openembedded-core@lists.openembedded.org>
Subject: Re: [PATCHv2] qemu: Upgrade to 2.8.0
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On 01/16/2017 10:47 AM, Burton, Ross wrote:
> On 16 January 2017 at 16:43, An=C3=ADbal Lim=C3=B3n <anibal.limon@linux=
=2Eintel.com>
> wrote:
>=20
>> It's weird, i'll review it, but i don't imagine what is failing
>> gobject-introspection because a qemu upgrade.
>>
>=20
> The g-i build runs largely inside a qemu-user instance (the crash is in=
side
> qemu).

Hi,

I got the stack trace, it's an issue in the PPC TCG some patches in
upstream looks like could be cause the problem [1][2][3].


(gdb) bt
#0  0x000000000086e204 in static_code_gen_buffer ()
#1  0x000000000040e922 in cpu_tb_exec (itb=3D<optimized out>,
itb=3D<optimized out>, cpu=3D0x29864d0) 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=3D<optimized out>, tb_exit=3D<synthetic pointer>=
,
last_tb=3D<synthetic pointer>, tb=3D<optimized out>, cpu=3D0x29864d0) 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 (cpu=3Dcpu@entry=3D0x29864d0) 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 (env=3Denv@entry=3D0x298e750) 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=3D0x7fffffffa910) 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=3D0x7ffff7f4d700) at
pthread_create.c:309
#7  0x00007ffff67aa62d in clone () at
=2E./sysdeps/unix/sysv/linux/x86_64/clone.S:111

(gdb) info threds
  Id   Target Id         Frame
  1    Thread 0x7ffff7fd0780 (LWP 25006) "qemu-ppc"
pthread_cond_wait@@GLIBC_2.3.2 () at
=2E./nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
  2    Thread 0x7ffff647e700 (LWP 25010) "qemu-ppc" syscall () at
=2E./sysdeps/unix/sysv/linux/x86_64/syscall.S:38
* 3    Thread 0x7ffff7f4d700 (LWP 25011) "qemu-ppc" 0x000000000086e204
in static_code_gen_buffer ()

I'll send an email to the qemu mailing list.

Cheers,
	alimon

[1]
http://git.qemu.org/?p=3Dqemu.git;a=3Dcommit;h=3Dbd6fefe71cec5a0c7d2be4ac=
96307f25db56abf9
[2]
http://git.qemu.org/?p=3Dqemu.git;a=3Dcommit;h=3Dba4a8df83f474be1ba02510f=
960e5224f29d229c
[3]
http://git.qemu.org/?p=3Dqemu.git;a=3Dcommit;h=3D4f5d326046fa522010c0a66f=
1bcaac9068253085

>=20
> Ross
>=20


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