[Gluster-devel] Qemu segfaults with recent git

[M. Mohan Kumar]

On Fri, 31 Aug 2012 00:27:15 -0700, Anand Avati <anand.avati at gmail.com> wrote:
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> Can you please do a git bisect to identify the faulty patch?
> 

When I reverted this patch, qemu works

49ba15d599a8979d1d3df7a39204d52081d8719e fuse: make background queue
length configurable


> 
> 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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> > Gluster-devel at nongnu.org
> > https://lists.nongnu.org/mailman/listinfo/gluster-devel
> >
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