[Gluster-devel] Qemu segfaults with recent git

[Anand Avati]

Can you please do a git bisect to identify the faulty patch?

Thanks,
Avati

On Fri, Aug 31, 2012 at 12:10 AM, M. Mohan Kumar <mohan at in.ibm.com> wrote:

>
> I tried booting a guest image hosted in GlusterFS volume with Bharata's
> QEMU
> patches with recent glusterfs git tree (commit id:
> b10eea2c44272bf491b670466430f4a6d1ac364b)
>
> But I get segfault when QEMU tries to do glfs_init.
>
> I will try to get more information
>
> Here is the backtrace
> ---------------------
> Program received signal SIGSEGV, Segmentation fault.
> 0x00007ffff35eb46a in list_del (old=0x7fffee177054) at list.h:51
> 51              old->prev->next = old->next;
> Missing separate debuginfos, use: debuginfo-install
> qemu-system-x86-0.15.1-5.fc16.x86_64
> (gdb) bt
> #0  0x00007ffff35eb46a in list_del (old=0x7fffee177054) at list.h:51
> #1  mem_get (mem_pool=0x555556561dd0) at mem-pool.c:388
> #2  0x00007ffff35eb4fb in mem_get0 (mem_pool=0x555556561dd0) at
> mem-pool.c:362
> #3  0x00007ffff35c1f35 in get_new_dict_full (size_hint=1) at dict.c:49
> #4  0x00007ffff35c23eb in dict_new () at dict.c:100
> #5  0x00007ffff5c6b42f in rpc_transport_inet_options_build
> (options=0x7fffffffad78, hostname=
>     0x555556562260 "explorer", port=24007) at rpc-transport.c:571
> #6  0x00007ffff5e79ef1 in glfs_mgmt_init (fs=<optimized out>) at
> glfs-mgmt.c:616
> #7  0x00007ffff5e78616 in glfs_volumes_init (fs=0x555556561f10) at
> glfs.c:257
> #8  0x00007ffff5e79009 in glfs_init (fs=0x555556561f10) at glfs.c:534
> #9  0x00005555555e8c8f in qemu_gluster_init (uri=0x555556541c10,
> filename=
>     0x555556538b30 "gluster://explorer:0/posix/f17") at
>     block/gluster.c:268
> #10 0x00005555555e8f35 in qemu_gluster_open (bs=0x555556541200,
> filename=
>     0x555556538b30 "gluster://explorer:0/posix/f17", bdrv_flags=64) at
>     block/gluster.c:342
>
>
>
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