. Thread 5 (Thread 0x7ff82616f700 (LWP 4669)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215 No locals. #1 0x00007ff83045c146 in cond_timedwait (ts=0x7ff82616ee30, mutex=0x7ff830d18080, cond=0x7ff830d180e0) at posix-aio-compat.c:104 ret = #2 aio_thread (unused=) at posix-aio-compat.c:334 aiocb = ret = tv = {tv_sec = 1330635358, tv_usec = 103467} ts = {tv_sec = 1330635368, tv_nsec = 0} #3 0x00007ff82d458e9a in start_thread (arg=0x7ff82616f700) at pthread_create.c:308 __res = pd = 0x7ff82616f700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -5877028315462168398, 140703947653408, 140703767656896, 0, 3, 5872929000553648306, 5872908772333523122}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #4 0x00007ff82d18674d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 No locals. #5 0x0000000000000000 in ?? () No symbol table info available. . Thread 4 (Thread 0x7ff82596e700 (LWP 4670)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215 No locals. #1 0x00007ff83045c146 in cond_timedwait (ts=0x7ff82596de30, mutex=0x7ff830d18080, cond=0x7ff830d180e0) at posix-aio-compat.c:104 ret = #2 aio_thread (unused=) at posix-aio-compat.c:334 aiocb = ret = tv = {tv_sec = 1330635358, tv_usec = 103461} ts = {tv_sec = 1330635368, tv_nsec = 0} #3 0x00007ff82d458e9a in start_thread (arg=0x7ff82596e700) at pthread_create.c:308 __res = pd = 0x7ff82596e700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -5877028315462168398, 140703947653408, 140703759264192, 0, 3, 5872925701481894066, 5872908772333523122}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #4 0x00007ff82d18674d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 No locals. #5 0x0000000000000000 in ?? () No symbol table info available. . Thread 3 (Thread 0x7ff817fff700 (LWP 4672)): #0 __lll_unlock_wake () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:368 No locals. #1 0x00007ff82d45c0e9 in _L_unlock_544 () from /tmp/tmpbFUYri/lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #2 0x00007ff82d45bfa5 in __pthread_mutex_unlock_usercnt (mutex=0x7ff8310c1240, decr=0) at pthread_mutex_unlock.c:52 type = 1 #3 0x00007ff82d45ccf7 in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:91 No locals. #4 0x00007ff83046ead9 in qemu_cond_wait (cond=, mutex=) at qemu-thread-posix.c:113 err = __func__ = "qemu_cond_wait" #5 0x00007ff8304c78ef in qemu_kvm_wait_io_event (env=) at /build/buildd/qemu-kvm-1.0+noroms/cpus.c:710 No locals. #6 qemu_kvm_cpu_thread_fn (arg=0x7ff831a1ea90) at /build/buildd/qemu-kvm-1.0+noroms/cpus.c:745 env = 0x7ff831a1ea90 r = #7 0x00007ff82d458e9a in start_thread (arg=0x7ff817fff700) at pthread_create.c:308 __res = pd = 0x7ff817fff700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -5877028315462168398, 140703888189568, 140703531268544, 0, 3, 5872894151189008562, 5872908772333523122}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #8 0x00007ff82d18674d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 No locals. #9 0x0000000000000000 in ?? () No symbol table info available. . Thread 2 (Thread 0x7ff824f6c700 (LWP 4671)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162 No locals. #1 0x00007ff83046ead9 in qemu_cond_wait (cond=, mutex=) at qemu-thread-posix.c:113 err = __func__ = "qemu_cond_wait" #2 0x00007ff8304c78ef in qemu_kvm_wait_io_event (env=) at /build/buildd/qemu-kvm-1.0+noroms/cpus.c:710 No locals. #3 qemu_kvm_cpu_thread_fn (arg=0x7ff831a07090) at /build/buildd/qemu-kvm-1.0+noroms/cpus.c:745 env = 0x7ff831a07090 r = #4 0x00007ff82d458e9a in start_thread (arg=0x7ff824f6c700) at pthread_create.c:308 __res = pd = 0x7ff824f6c700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -5877028315462168398, 140703888189568, 140703748770240, 0, 3, 5872922681046143154, 5872908772333523122}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #5 0x00007ff82d18674d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 No locals. #6 0x0000000000000000 in ?? () No symbol table info available. . Thread 1 (Thread 0x7ff83030a780 (LWP 4666)): #0 0x00007ff82d0cc445 in __GI_raise (sig=) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64 resultvar = 0 pid = selftid = 4666 #1 0x00007ff82d0cfbab in __GI_abort () at abort.c:91 save_stage = 2 act = {__sigaction_handler = {sa_handler = 0x7ff82d213a60 <_nl_default_dirname>, sa_sigaction = 0x7ff82d213a60 <_nl_default_dirname>}, sa_mask = {__val = {140703888093568, 2097152000, 0, 0, 0, 1, 140703885278043, 4096, 206158430248, 140734671711488, 140734671711280, 2201694729310299, 12, 0, 2097152000, 140703885739498}}, sa_flags = 0, sa_restorer = 0} sigs = {__val = {32, 0 }} #2 0x00007ff83045b016 in qemu_memalign (alignment=, size=2097152000) at oslib-posix.c:82 ptr = ret = #3 0x00007ff8304cea38 in qemu_ram_alloc_from_ptr (dev=, name=, size=2097152000, host=) at /build/buildd/qemu-kvm-1.0+noroms/exec.c:2978 new_block = 0x7ff831994610 block = #4 0x00007ff8304f43ec in memory_region_init_ram (mr=0x7ff8319844f0, dev=0x0, name=0x7ff8305befcc "pc.ram", size=2097152000) at /build/buildd/qemu-kvm-1.0+noroms/memory.c:979 No locals. #5 0x00007ff83051f758 in pc_memory_init (system_memory=0x7ff8318a00c0, kernel_filename=0x0, kernel_cmdline=0x7ff830590d60 "", initrd_filename=0x0, below_4g_mem_size=2097152000, above_4g_mem_size=0, rom_memory=0x7ff831984410, ram_memory=0x7fff581d6f20) at /build/buildd/qemu-kvm-1.0+noroms/hw/pc.c:992 filename = ret = linux_boot = 0 i = ram = 0x7ff8319844f0 bios = isa_bios = option_rom_mr = ram_below_4g = ram_above_4g = bios_size = isa_bios_size = fw_cfg = 0x0 #6 0x00007ff8305206a6 in pc_init1 (system_memory=0x7ff8318a00c0, system_io=0x7ff8318a01c0, ram_size=2097152000, boot_device=0x7fff581d7210 "cad", kernel_filename=0x0, kernel_cmdline=0x7ff830590d60 "", initrd_filename=0x0, cpu_model=0x7fff581d7a54 "core2duo,+lahf_lm,+xtpr,+cx16,+tm2,+est,+vmx,+ds_cpl,+pbe,+tm,+ht,+ss,+acpi,+ds", pci_enabled=1, kvmclock_enabled=1) at /build/buildd/qemu-kvm-1.0+noroms/hw/pc_piix.c:134 i = below_4g_mem_size = 2097152000 above_4g_mem_size = 0 pci_bus = i440fx_state = piix3_devfn = -1 cpu_irq = gsi = i8259 = cmos_s3 = smi_irq = gsi_state = hd = {0x7ff830d13d30, 0x7ff82fc7b933, 0x23, 0x0} idebus = rtc_state = floppy = ram_memory = pci_memory = 0x7ff831984410 rom_memory = 0x7ff831984410 #7 0x00007ff830520998 in pc_init_pci (ram_size=2097152000, boot_device=0x7fff581d7210 "cad", kernel_filename=0x0, kernel_cmdline=0x7ff830590d60 "", initrd_filename=0x0, cpu_model=) at /build/buildd/qemu-kvm-1.0+noroms/hw/pc_piix.c:257 No locals. #8 0x00007ff8303bba25 in main (argc=, argv=, envp=) at /build/buildd/qemu-kvm-1.0+noroms/vl.c:3389 gdbstub_dev = 0x0 i = snapshot = 0 linux_boot = 0 icount_option = 0x0 initrd_filename = 0x0 kernel_filename = 0x0 kernel_cmdline = 0x7ff830590d60 "" boot_devices = "cad", '\000' ds = dcl = cyls = 0 heads = 0 secs = 0 translation = 0 hda_opts = opts = olist = optind = 57 optarg = 0x7fff581d7f5a "virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x5" loadvm = 0x0 machine = 0x7ff83090d800 cpu_model = 0x7fff581d7a54 "core2duo,+lahf_lm,+xtpr,+cx16,+tm2,+est,+vmx,+ds_cpl,+pbe,+tm,+ht,+ss,+acpi,+ds" pid_file = 0x0 incoming = 0x0 defconfig = log_mask = 0x7ff831889293 "" log_file = 0x0 mem_trace = {malloc = 0x7ff83044c3b0 , realloc = 0x7ff83044c3a0 , free = 0x7ff83044c390 , calloc = 0, try_malloc = 0, try_realloc = 0} trace_events = 0x0 trace_file = 0x0