That bug has been described on https://launchpad.net/bugs/90061 "Binary package hint: compiz Simply turned on desktop effects after a clean install. The screen got totally white. Had to force X restart. ... Package: compiz-core 1:0.3.6-1ubuntu7 ..." Debug backtrace for the crash: #0 0x0805324d in doPoll (timeout=) at ../../src/display.c:2286 w = (CompWatchFd *) 0x30 rv = 1 #1 0x08053c97 in eventLoop () at ../../src/display.c:2695 pBox = nBox = 1 y = event = {type = 117, xany = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915}, xkey = { type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, root = 41943051, subwindow = 0, time = 0, x = 74718, y = 888, x_root = 1572978, y_root = 0, state = 1639424, keycode = 1869182064, same_screen = 1831826286}, xbutton = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, root = 41943051, subwindow = 0, time = 0, x = 74718, y = 888, x_root = 1572978, y_root = 0, state = 1639424, button = 1869182064, same_screen = 1831826286}, xmotion = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, root = 41943051, subwindow = 0, time = 0, x = 74718, y = 888, x_root = 1572978, y_root = 0, state = 1639424, is_hint = 112 'p', same_screen = 1831826286}, xcrossing = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, root = 41943051, subwindow = 0, time = 0, x = 74718, y = 888, x_root = 1572978, y_root = 0, mode = 1639424, detail = 1869182064, same_screen = 1831826286, focus = 1634562153, state = 16842864}, xfocus = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, mode = 41943051, detail = 0}, xexpose = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, x = 41943051, y = 0, width = 0, height = 74718, count = 888}, xgraphicsexpose = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, drawable = 12582915, x = 41943051, y = 0, width = 0, height = 74718, count = 888, major_code = 1572978, minor_code = 0}, xnoexpose = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, drawable = 12582915, major_code = 41943051, minor_code = 0}, xvisibility = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, state = 41943051}, xcreatewindow = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, parent = 12582915, window = 41943051, x = 0, y = 0, width = 74718, height = 888, border_width = 1572978, override_redirect = 0}, xdestroywindow = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051}, xunmap = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, from_configure = 0}, xmap = { type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, override_redirect = 0}, xmaprequest = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, parent = 12582915, window = 41943051}, xreparent = { type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, parent = 0, x = 0, y = 74718, override_redirect = 888}, xconfigure = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, x = 0, y = 0, width = 74718, height = 888, border_width = 1572978, above = 0, override_redirect = 1639424}, xgravity = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, x = 0, y = 0}, xresizerequest = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, width = 41943051, height = 0}, xconfigurerequest = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, parent = 12582915, window = 41943051, x = 0, y = 0, width = 74718, height = 888, border_width = 1572978, above = 0, detail = 1639424, value_mask = 1869182064}, xcirculate = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, place = 0}, xcirculaterequest = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, parent = 12582915, window = 41943051, place = 0}, xproperty = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, atom = 41943051, time = 0, state = 0}, xselectionclear = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, selection = 41943051, time = 0}, xselectionrequest = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, owner = 12582915, requestor = 41943051, selection = 0, target = 0, property = 74718, time = 888}, xselection = { type = 117, serial = 3841, send_event = 0, display = 0x8074c30, requestor = 12582915, selection = 41943051, target = 0, property = 0, time = 74718}, xcolormap = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, colormap = 41943051, new = 0, state = 0}, xclient = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, message_type = 41943051, format = 0, data = { b = "\000\000\000\000�#\001\000x\003\000\000r\000\030\000\000\000\000", s = {0, 0, 9182, 1, 888, 0, 114, 24, 0, 0}, l = {0, 74718, 888, 1572978, 0}}}, xmapping = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, request = 41943051, first_keycode = 0, count = 0}, xerror = {type = 117, display = 0xf01, resourceid = 0, serial = 134695984, error_code = 3 '\003', request_code = 0 '\0', minor_code = 192 '�'}, xkeymap = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, key_vector = "\v\000\200\002\000\000\000\000\000\000\000\000�#\001\000x\003\000\000r\000\030\000\000\000\000\000\000\004\031"}, pad = {117, 3841, 0, 134695984, 12582915, 41943051, 0, 0, 74718, 888, 1572978, 0, 1639424, 1869182064, 1831826286, 1634562153, 16842864, -723724, 62025, -723724, -723724, -723724, -723724, -723724}} timeDiff = i = tv = {tv_sec = 1173172620, tv_usec = 6777} tmpRegion = (Region) 0x8097b20 outputRegion = (Region) 0x808fd30 display = (CompDisplay *) 0x8071740 s = (CompScreen *) 0x0 time = timeToNextRedraw = w = damageMask = 0 mask = 2 #2 0x0804fcc5 in main (argc=5, argv=0xbfb7e784) at ../../src/main.c:248 displayName = 0x0 plugin = {0xbfb7ed3c "gconf", 0xbfb7ed42 "gconf", 0x364
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Thread 1 (process 5663): #0 0x0805324d in doPoll (timeout=) at ../../src/display.c:2286 w = (CompWatchFd *) 0x30 rv = 1 #1 0x08053c97 in eventLoop () at ../../src/display.c:2695 pBox = nBox = 1 y = event = {type = 117, xany = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915}, xkey = { type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, root = 41943051, subwindow = 0, time = 0, x = 74718, y = 888, x_root = 1572978, y_root = 0, state = 1639424, keycode = 1869182064, same_screen = 1831826286}, xbutton = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, root = 41943051, subwindow = 0, time = 0, x = 74718, y = 888, x_root = 1572978, y_root = 0, state = 1639424, button = 1869182064, same_screen = 1831826286}, xmotion = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, root = 41943051, subwindow = 0, time = 0, x = 74718, y = 888, x_root = 1572978, y_root = 0, state = 1639424, is_hint = 112 'p', same_screen = 1831826286}, xcrossing = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, root = 41943051, subwindow = 0, time = 0, x = 74718, y = 888, x_root = 1572978, y_root = 0, mode = 1639424, detail = 1869182064, same_screen = 1831826286, focus = 1634562153, state = 16842864}, xfocus = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, mode = 41943051, detail = 0}, xexpose = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, x = 41943051, y = 0, width = 0, height = 74718, count = 888}, xgraphicsexpose = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, drawable = 12582915, x = 41943051, y = 0, width = 0, height = 74718, count = 888, major_code = 1572978, minor_code = 0}, xnoexpose = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, drawable = 12582915, major_code = 41943051, minor_code = 0}, xvisibility = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, state = 41943051}, xcreatewindow = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, parent = 12582915, window = 41943051, x = 0, y = 0, width = 74718, height = 888, border_width = 1572978, override_redirect = 0}, xdestroywindow = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051}, xunmap = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, from_configure = 0}, xmap = { type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, override_redirect = 0}, xmaprequest = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, parent = 12582915, window = 41943051}, xreparent = { type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, parent = 0, x = 0, y = 74718, override_redirect = 888}, xconfigure = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, x = 0, y = 0, width = 74718, height = 888, border_width = 1572978, above = 0, override_redirect = 1639424}, xgravity = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, x = 0, y = 0}, xresizerequest = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, width = 41943051, height = 0}, xconfigurerequest = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, parent = 12582915, window = 41943051, x = 0, y = 0, width = 74718, height = 888, border_width = 1572978, above = 0, detail = 1639424, value_mask = 1869182064}, xcirculate = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, event = 12582915, window = 41943051, place = 0}, xcirculaterequest = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, parent = 12582915, window = 41943051, place = 0}, xproperty = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, atom = 41943051, time = 0, state = 0}, xselectionclear = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, selection = 41943051, time = 0}, xselectionrequest = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, owner = 12582915, requestor = 41943051, selection = 0, target = 0, property = 74718, time = 888}, xselection = { type = 117, serial = 3841, send_event = 0, display = 0x8074c30, requestor = 12582915, selection = 41943051, target = 0, property = 0, time = 74718}, xcolormap = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, colormap = 41943051, new = 0, state = 0}, xclient = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, message_type = 41943051, format = 0, data = { b = "\000\000\000\000�#\001\000x\003\000\000r\000\030\000\000\000\000", s = {0, 0, 9182, 1, 888, 0, 114, 24, 0, 0}, l = {0, 74718, 888, 1572978, 0}}}, xmapping = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, request = 41943051, first_keycode = 0, count = 0}, xerror = {type = 117, display = 0xf01, resourceid = 0, serial = 134695984, error_code = 3 '\003', request_code = 0 '\0', minor_code = 192 '�'}, xkeymap = {type = 117, serial = 3841, send_event = 0, display = 0x8074c30, window = 12582915, key_vector = "\v\000\200\002\000\000\000\000\000\000\000\000�#\001\000x\003\000\000r\000\030\000\000\000\000\000\000\004\031"}, pad = {117, 3841, 0, 134695984, 12582915, 41943051, 0, 0, 74718, 888, 1572978, 0, 1639424, 1869182064, 1831826286, 1634562153, 16842864, -723724, 62025, -723724, -723724, -723724, -723724, -723724}} timeDiff = i = tv = {tv_sec = 1173172620, tv_usec = 6777} tmpRegion = (Region) 0x8097b20 outputRegion = (Region) 0x808fd30 display = (CompDisplay *) 0x8071740 s = (CompScreen *) 0x0 time = timeToNextRedraw = w = damageMask = 0 mask = 2 #2 0x0804fcc5 in main (argc=5, argv=0xbfb7e784) at ../../src/main.c:248 displayName = 0x0 plugin = {0xbfb7ed3c "gconf", 0xbfb7ed42 "gconf", 0x364
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