[sheepdog] [Bug] Segmentation fault with QEMU v1.1.0 running Sheepdog block driver

[Liu Yuan]

Hi list,
  This segfault is met when installing RHEL 6 with Sheepdog cluster.


Program terminated with signal 11, Segmentation fault.
#0  0x00007f777fc30359 in send_pending_req (s=0x7f77818a2160,
oid=71271095331718270, id=1858) at block/sheepdog.c:629
629	    QLIST_FOREACH_SAFE(aio_req, &s->outstanding_aio_head,
(gdb) where
#0  0x00007f777fc30359 in send_pending_req (s=0x7f77818a2160,
oid=71271095331718270, id=1858) at block/sheepdog.c:629
#1  0x00007f777fc3056b in aio_read_response (opaque=0x7f77818a2160) at
block/sheepdog.c:718
#2  0x00007f777fc54fa8 in coroutine_trampoline (i0=-2117283968,
i1=32631) at coroutine-ucontext.c:129
#3  0x00007f777c3f4f40 in ?? () from /lib/libc.so.6
#4  0x00007fffdb28af60 in ?? ()
#5  0x0000000000000000 in ?? ()

Thanks,
Yuan