(gdb) bt full
#0  ide_write_dma_cb (opaque=0xca3e60, ret=0)
    at /build/soren-kvm_84+dfsg-0ubuntu8~ppa5-amd64-aGnaeM/kvm-84+dfsg-0ubuntu8~ppa5/qemu/hw/ide.c:1135
	bm = <value optimized out>
	s = (IDEState *) 0x0
	n = <value optimized out>
	sector_num = <value optimized out>
#1  0x00000000004162fb in dma_bdrv_cb (opaque=0x11100c0, ret=0)
    at /build/soren-kvm_84+dfsg-0ubuntu8~ppa5-amd64-aGnaeM/kvm-84+dfsg-0ubuntu8~ppa5/qemu/dma-helpers.c:86
	dbs = <value optimized out>
	cur_addr = <value optimized out>
	cur_len = <value optimized out>
	mem = <value optimized out>
	i = 10
#2  0x000000000046bda2 in bdrv_aio_rw_vector_cb (opaque=0x1110090, ret=0)
    at block.c:1362
No locals.
#3  0x000000000041a7d9 in posix_aio_read (opaque=<value optimized out>)
    at block-raw-posix.c:507
	acb = (RawAIOCB *) 0xd43f40
	pacb = (RawAIOCB **) 0xc098e8
	ret = 0
	offset = <value optimized out>
	sig = {siginfo = {ssi_signo = 12, 
    pad = "\000\000\000\000\000\000\000\000�\024", '\0' <repeats 113 times>}, 
  buf = "\f", '\0' <repeats 11 times>, "�\024", '\0' <repeats 113 times>}
#4  0x000000000040a53a in main_loop_wait (timeout=<value optimized out>)
    at /build/soren-kvm_84+dfsg-0ubuntu8~ppa5-amd64-aGnaeM/kvm-84+dfsg-0ubuntu8~ppa5/qemu/vl.c:3752
	pioh = <value optimized out>
	ioh = (IOHandlerRecord *) 0xc0adb0
	rfds = {fds_bits = {1024, 0 <repeats 15 times>}}
	wfds = {fds_bits = {0 <repeats 16 times>}}
	xfds = {fds_bits = {0 <repeats 16 times>}}
	ret = 1
	nfds = 17
	tv = {tv_sec = 0, tv_usec = 990000}
#5  0x000000000051972a in kvm_main_loop ()
    at /build/soren-kvm_84+dfsg-0ubuntu8~ppa5-amd64-aGnaeM/kvm-84+dfsg-0ubuntu8~ppa5/qemu/qemu-kvm.c:596
	fds = {15, 16}
	mask = {__val = {268443648, 0 <repeats 15 times>}}
	sigfd = 17
#6  0x000000000040edfc in main (argc=20, argv=0x7fffb878f468, 
    envp=<value optimized out>)
    at /build/soren-kvm_84+dfsg-0ubuntu8~ppa5-amd64-aGnaeM/kvm-84+dfsg-0ubuntu8~ppa5/qemu/vl.c:3809
	use_gdbstub = 0
	gdbstub_port = 0x545c08 "1234"
	boot_devices_bitmap = 4
	i = <value optimized out>
	snapshot = 0
	linux_boot = <value optimized out>
	net_boot = <value optimized out>
	initrd_filename = 0x0
	kernel_filename = 0x0
	kernel_cmdline = 0x5836ab ""
	boot_devices = 0x7fffb878f9fa "c"
	ds = <value optimized out>
	dcl = <value optimized out>
	cyls = 0
	heads = 0
	secs = 0
	translation = 0
	net_clients = {
  0x7fffb878fa3d "nic,macaddr=00:16:3e:48:99:63,vlan=0,model=virtio", 
  0x7fffb878fa74 "tap,fd=8,script=,vlan=0", 0x7fffb878f000 "\v", 
  0x7f47af21f690 "\016", 0x0, 0x7fffb878e220 "��������", 
  0x7 <Address 0x7 out of bounds>, 
  0x7f47b057de0d "H\211C H\203�\020[�f\017\037\204", 0x0, 
  0x7f47af21f670 "\001", 0x0, 0x7f47b057fdf6 "H\213\204$\030\001", 
  0x7fffb878ef90 "H(W�G\177", 0x7f47b057ddd0 "SH\211��\001", 
  0x7fffb878efcf "", 0x7fffb878efc0 "��w�G\177", 0x7fffb878efb8 "��w�G\177", 
  0x0, 0x7fffb878f000 "\v", 0x7f47b057e5c6 "H\213�H���H\211\236�\003", 
  0x7f47b0783970 "", 0x7f47b0782000 "", 0x0, 0x7f47af21f690 "\016", 0x0, 
  0x7fffb878e220 "��������", 0x7 <Address 0x7 out of bounds>, 
  0xffff70f1c0c00000 <Address 0xffff70f1c0c00000 out of bounds>, 
  0xfe8f60affbb60000 <Address 0xfe8f60affbb60000 out of bounds>, 
  0x7f47af21f670 "\001", 0x0, 0x7fffb878e220 "��������"}
	nb_net_clients = 2
	bt_opts = {0x7f47b0780000 "", 0x7f47b07804d0 "", 0x7f47b0785980 "", 
  0x7f47b0783970 "", 0x0, 0x7f47af54bdb0 "\016", 0x0, 0x7fffb878e3a0 "", 
  0x3 <Address 0x3 out of bounds>, 
  0xffff70f1c4200000 <Address 0xffff70f1c4200000 out of bounds>}
	nb_bt_opts = 0
	hda_index = -1
	optind = <value optimized out>
	r = <value optimized out>
	optarg = <value optimized out>
	monitor_hd = (CharDriverState *) 0xc0da10
	monitor_device = 0x7fffb878f9f0 "pty"
	serial_devices = {0x545f33 "vc:80Cx24C", 0x0, 0x0, 0x0}
	serial_device_index = 0
	parallel_devices = {0x545f3e "vc:640x480", 0x0, 0x0}
	parallel_device_index = 0
	virtio_consoles = {0x545f33 "vc:80Cx24C"}
	virtio_console_index = 0
	loadvm = 0x0
	machine = (QEMUMachine *) 0x7dbb80
	cpu_model = 0x0
	usb_devices = {
  0xfe8f60affbb60000 <Address 0xfe8f60affbb60000 out of bounds>, 
  0x7f47af54bd90 "\001", 0x0, 0x7fffb878e3a0 "", 
  0x1 <Address 0x1 out of bounds>, 
  0xffff70f1c4800000 <Address 0xffff70f1c4800000 out of bounds>, 
  0xfe8f60affbb60000 <Address 0xfe8f60affbb60000 out of bounds>, 
  0x7f47af54bd80 "\001"}
	usb_devices_index = 0
	fds = {-1200033792, 32767}
	tb_size = 0
	pid_file = 0x0
	autostart = 1
	incoming = 0x0