. Thread 1 (process 10895): #0 0x00007ff59ae8bb48 in free () from /lib/libc.so.6 #1 0x00007ff59c88e3fc in dlerror () from /lib/libdl.so.2 #2 0x00007ff59ca92458 in fetch_dlerror (replace_null=-2011101696) at /build/buildd/glib2.0-2.15.6/gmodule/gmodule-dl.c:81 msg = #3 0x00007ff59ca9257c in g_module_symbol (module=, symbol_name=0x7ff59ca9324f "g_module_check_init", symbol=0x7fffa59b2a80) at /build/buildd/glib2.0-2.15.6/gmodule/gmodule-dl.c:148 module_error = __PRETTY_FUNCTION__ = "g_module_symbol" #4 0x00007ff59ca92bf2 in g_module_open ( file_name=0xbfa150 "/usr/lib/gtk-2.0/2.10.0/loaders/libpixbufloader-xpm.so", flags=G_MODULE_BIND_MASK) at /build/buildd/glib2.0-2.15.6/gmodule/gmodule.c:484 saved_error = check_init = check_failed = module = (GModule *) 0xbf4fa0 handle = (gpointer) 0x7ff588210000 name = #5 0x00007ff59d162162 in ?? () from /usr/lib/libgdk_pixbuf-2.0.so.0 #6 0x00007ff59d163afb in gdk_pixbuf_new_from_xpm_data () from /usr/lib/libgdk_pixbuf-2.0.so.0 #7 0x0000000000405528 in xpm_to_ximage_1 (dpy=0x668c70, visual=0x670210, cmap=, filename=0x0, xpm_data=0x659c60) at xpm-ximage.c:88 image = w = chan = h = row = stride = x = pb = gerr = (GError *) 0x0 initted = 1 #8 0x0000000000404d65 in init_matrix (mi=0x6896c0) at glmatrix.c:714 mp = (matrix_configuration *) 0x94d7c0 flip_p = 1 i = #9 0x0000000000407a46 in xlockmore_init (dpy=0x668c70, window=18874785, xlmft=) at ./../xlockmore.c:498 f = (XFontStruct *) 0x65c86c name = mi = (ModeInfo *) 0x7ff588210600 gcv = {function = 6723248, plane_mask = 0, foreground = 16777215, background = 0, line_width = 6767847, line_style = 0, cap_style = -1710595717, join_style = 32757, fill_style = 0, fill_rule = 0, arc_mode = 6723248, tile = 0, stipple = 6693376, ts_x_origin = 18874785, ts_y_origin = 0, font = 140692830259906, subwindow_mode = 18874785, graphics_exposures = 0, clip_x_origin = 0, clip_y_origin = 0, clip_mask = 6720624, dash_offset = -1695932326, dashes = -11 'õ'} color = {pixel = 16777215, red = 65535, green = 65535, blue = 65535, flags = 7 '\a', pad = 0 '\0'} i = screen_tick = 1 pixels = {0, 0} colors = {{pixel = 0, red = 0, green = 0, blue = 0, flags = 0 '\0', pad = 0 '\0'}, {pixel = 0, red = 0, green = 0, blue = 0, flags = 0 '\0', pad = 0 '\0'}} #10 0x0000000000406365 in main (argc=1, argv=) at screenhack.c:570 new = (Widget) 0x662200 ft = (struct xscreensaver_function_table *) 0x659be0 xgwa = {x = 0, y = 0, width = 1680, height = 1050, border_width = 0, depth = 24, visual = 0x670210, root = 135, class = 1, bit_gravity = 1, win_gravity = 1, backing_store = 0, backing_planes = 4294967295, backing_pixel = 0, save_under = 1, colormap = 18874784, map_installed = 0, map_state = 2, all_event_masks = 6520959, your_event_mask = 0, do_not_propagate_mask = 0, override_redirect = 1, screen = 0x663610} toplevel = (Widget) 0x661690 dpy = (Display *) 0x668c70 window = 18874785 window2 = 0 toplevel2 = app = root_p = 1 on_window = 6767847 event = {type = 1, xany = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928}, xkey = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, root = 140692887901016, subwindow = 140735971800528, time = 140692887900160, x = 4202012, y = 0, x_root = 0, y_root = 0, state = 2598496280, keycode = 32757, same_screen = -1696522896}, xbutton = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, root = 140692887901016, subwindow = 140735971800528, time = 140692887900160, x = 4202012, y = 0, x_root = 0, y_root = 0, state = 2598496280, button = 32757, same_screen = -1696522896}, xmotion = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, root = 140692887901016, subwindow = 140735971800528, time = 140692887900160, x = 4202012, y = 0, x_root = 0, y_root = 0, state = 2598496280, is_hint = -11 'õ', same_screen = -1696522896}, xcrossing = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, root = 140692887901016, subwindow = 140735971800528, time = 140692887900160, x = 4202012, y = 0, x_root = 0, y_root = 0, mode = -1696471016, detail = 32757, same_screen = -1696522896, focus = 32757, state = 2598486704}, xfocus = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, mode = -1650781352, detail = 32757}, xexpose = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, x = -1650781352, y = 32757, width = -1516554800, height = 32767, count = -1650782208}, xgraphicsexpose = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, drawable = 7073379928, x = -1650781352, y = 32757, width = -1516554800, height = 32767, count = -1650782208, major_code = 32757, minor_code = 4202012}, xnoexpose = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, drawable = 7073379928, major_code = -1650781352, minor_code = 32757}, xvisibility = { type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, state = -1650781352}, xcreatewindow = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, parent = 7073379928, window = 140692887901016, x = -1516554800, y = 32767, width = -1650782208, height = 32757, border_width = 4202012, override_redirect = 0}, xdestroywindow = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, event = 7073379928, window = 140692887901016}, xunmap = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, event = 7073379928, window = 140692887901016, from_configure = -1516554800}, xmap = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, event = 7073379928, window = 140692887901016, override_redirect = -1516554800}, xmaprequest = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, parent = 7073379928, window = 140692887901016}, xreparent = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, event = 7073379928, window = 140692887901016, parent = 140735971800528, x = -1650782208, y = 32757, override_redirect = 4202012}, xconfigure = { type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, event = 7073379928, window = 140692887901016, x = -1516554800, y = 32767, width = -1650782208, height = 32757, border_width = 4202012, above = 0, override_redirect = -1696471016}, xgravity = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, event = 7073379928, window = 140692887901016, x = -1516554800, y = 32767}, xresizerequest = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, width = -1650781352, height = 32757}, xconfigurerequest = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, parent = 7073379928, window = 140692887901016, x = -1516554800, y = 32767, width = -1650782208, height = 32757, border_width = 4202012, above = 0, detail = -1696471016, value_mask = 140692842159472}, xcirculate = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, event = 7073379928, window = 140692887901016, place = -1516554800}, xcirculaterequest = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, parent = 7073379928, window = 140692887901016, place = -1516554800}, xproperty = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, atom = 140692887901016, time = 140735971800528, state = -1650782208}, xselectionclear = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, selection = 140692887901016, time = 140735971800528}, xselectionrequest = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, owner = 7073379928, requestor = 140692887901016, selection = 140735971800528, target = 140692887900160, property = 4202012, time = 0}, xselection = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, requestor = 7073379928, selection = 140692887901016, target = 140735971800528, property = 140692887900160, time = 4202012}, xcolormap = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, colormap = 140692887901016, new = -1516554800, state = 32767}, xclient = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, message_type = 140692887901016, format = -1516554800, data = { b = "\000\020\233\235õ\177\000\000\034\036@\000\000\000\000\000\000\000\000", s = {4096, -25189, 32757, 0, 7708, 64, 0, 0, 0, 0}, l = {140692887900160, 4202012, 0, 140692842211352, 140692842159472}}}, xmapping = {type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, request = -1650781352, first_keycode = 32757, count = -1516554800}, xerror = {type = 1, display = 0x2f6510, resourceid = 140735971800688, serial = 0, error_code = 88 'X', request_code = 54 '6', minor_code = 155 '\233'}, xkeymap = { type = 1, serial = 3106064, send_event = -1516554640, display = 0x0, window = 7073379928, key_vector = "X\023\233\235õ\177\000\000Ð5\233¥ÿ\177\000\000\000\020\233\235õ\177\000\000\034\036@\000\000\000\000"}, pad = {140733193388033, 3106064, 140735971800688, 0, 7073379928, 140692887901016, 140735971800528, 140692887900160, 4202012, 0, 140692842211352, 140692842159472, 140692842201776, 140692837590744, 140735971800464, 140692885769522, 0, 140735971800688, 140692837621952, 0, 0, 140692887907392, 0, 4206123}} version = "GLMatrix: from the XScreenSaver 5.04 distribution (13-Nov-2007.)\000?â\232õ\177\000\000x\vm\232õ\177\000\000\000\000\000\000\001\000\000\000ü\002\000\000\001\000\000\000ðÔe\000\000\000\000\000H\231\200\235õ\177\000\000 4\233¥ÿ\177\000\000P4\233¥ÿ\177\000\000íéC+\000\000\000\000h4\233¥ÿ\177\000\000Ðh\200\235õ\177\000\000\217ëy\235õ\177\000\000\000\000\000\000\000\000\000\000-åy\235õ\177\000\000\001\000\000\000\000\000\000\000px\200\235õ\177\000\000\023\000\000\000\000\000\000\000"... #11 0x00007ff59ae320b4 in ?? () from /lib/libc.so.6 #12 0x0000000000000000 in ?? ()