<html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body text="#000000" bgcolor="#FFFFFF"> hello, when i use touchscreen to touch a titlebar or panel while an application has a menu open xserver crashes. i used gdb to narrow it down to a double free (FreeGrab is called twice on the same grab) in /dix/events.c: DeactivatePointerGrab DeactivatePointerGrab(DeviceIntPtr mouse) { GrabPtr grab = mouse->deviceGrab.grab; DeviceIntPtr dev; Bool wasPassive = mouse->deviceGrab.fromPassiveGrab; Bool wasImplicit = (mouse->deviceGrab.fromPassiveGrab && mouse->deviceGrab.implicitGrab); XID grab_resource = grab->resource; int i; /* If an explicit grab was deactivated, we must remove it from the head of * all the touches' listener lists. */ for (i = 0; !wasPassive && mouse->touch && i < mouse->touch->num_touches; i++) { TouchPointInfoPtr ti = mouse->touch->touches + i; if (ti->active && TouchResourceIsOwner(ti, grab_resource)) { int mode = XIRejectTouch; /* Rejecting will generate a TouchEnd, but we must not emulate a ButtonRelease here. So pretend the listener already has the end event */ if (grab->grabtype == CORE || grab->grabtype == XI || !xi2mask_isset(mouse->deviceGrab.grab->xi2mask, mouse, XI_TouchBegin)) { mode = XIAcceptTouch; /* NOTE: we set the state here, but * ProcessTouchOwnershipEvent() will still call * TouchEmitTouchEnd for this listener. The other half of * this hack is in DeliverTouchEndEvent */ ti->listeners[0].state = LISTENER_HAS_END; } >>>> TouchListenerAcceptReject(mouse, ti, 0, mode); } } TouchRemovePointerGrab(mouse); mouse->valuator->motionHintWindow = NullWindow; mouse->deviceGrab.grab = NullGrab; mouse->deviceGrab.sync.state = NOT_GRABBED; mouse->deviceGrab.fromPassiveGrab = FALSE; for (dev = inputInfo.devices; dev; dev = dev->next) { if (dev->deviceGrab.sync.other == grab) dev->deviceGrab.sync.other = NullGrab; } DoEnterLeaveEvents(mouse, mouse->id, grab->window, mouse->spriteInfo->sprite->win, NotifyUngrab); if (grab->confineTo) ConfineCursorToWindow(mouse, GetCurrentRootWindow(mouse), FALSE, FALSE); PostNewCursor(mouse); if (!wasImplicit && grab->grabtype == XI2) ReattachToOldMaster(mouse); ComputeFreezes(); >>FreeGrab(grab); } in one of the loop iterations TouchListenerAcceptReject() frees the grab and allocates a new grab at mouse->deviceGrab.grab however grab is not updated leading to a double free in FreeGrab(grab). this is releated to <a class="moz-txt-link-freetext" href="https://gitlab.freedesktop.org/xorg/xserver/issues/625" moz-do-not-send="true">https://gitlab.freedesktop.org/xorg/xserver/issues/625</a> attached are gdb logs of the double free. i also have detailed logs of the crash etc if needed Thread 1 "Xorg" hit Breakpoint 1, FreeGrab (pGrab=0x5578f7701910) at ../xorg-server-1.20.4/dix/grabs.c:255 255 BUG_RETURN(!pGrab); #0 0x00005578f49f705d in FreeGrab (pGrab=0x5578f7701910) at ../xorg-server-1.20.4/dix/grabs.c:255 __func__ = "FreeGrab" #1 0x00005578f49e0c6e in ActivatePointerGrab (mouse=0x5578f7198210, grab=0x5578f76e44c0, time=..., autoGrab=129) at ../xorg-server-1.20.4/dix/events.c:1547 grabinfo = 0x5578f7198260 oldgrab = 0x5578f7701910 oldWin = 0x5578f765b2d0 isPassive = 1 #2 0x00005578f49e2009 in ActivateImplicitGrab (dev=0x5578f7198210, client=0x5578f7429b70, win=0x5578f75d4d00, event=0x5578f736fbd0, deliveryMask=12222716) at ../xorg-server-1.20.4/dix/events.c:2069 tempGrab = 0x5578f76e44c0 inputMasks = 0x0 type = 4 '\004' grabtype = CORE #3 0x00005578f49e2797 in DeliverEventsToWindow (pDev=0x5578f7198210, pWin=0x5578f75d4d00, pEvents=0x5578f736fbd0, count=1, filter=4, grab=0x0) at ../xorg-server-1.20.4/dix/events.c:2300 deliveries = 1 nondeliveries = 0 client = 0x5578f7429b70 deliveryMask = 12222716 type = 4 #4 0x00005578f49e371f in DeliverEvent (dev=0x5578f7198210, xE=0x5578f736fbd0, count=1, win=0x5578f75d4d00, child=0, grab=0x0) at ../xorg-server-1.20.4/dix/events.c:2649 pSprite = 0x5578f71c9880 filter = 4 deliveries = 0 #5 0x00005578f49e3808 in DeliverOneEvent (event=0x7ffe485ae870, dev=0x5578f7198210, level=CORE, win=0x5578f75d4d00, child=0, grab=0x0) at ../xorg-server-1.20.4/dix/events.c:2681 xE = 0x5578f736fbd0 count = 1 deliveries = 0 rc = 0 __func__ = "DeliverOneEvent" #6 0x00005578f49e39c8 in DeliverDeviceEvents (pWin=0x5578f75d4d00, event=0x7ffe485ae870, grab=0x0, stopAt=0x5578f75d4d00, dev=0x5578f7198210) at ../xorg-server-1.20.4/dix/events.c:2740 child = 0 deliveries = 0 mask = 2 #7 0x00005578f4aa22b7 in DeliverTouchEmulatedEvent (dev=0x5578f7198210, ti=0x5578f7702640, ev=0x5578f7703900, listener=0x5578f76cf770, client=0x5578f7429b70, win=0x5578f75d4d00, grab=0x0, xi2mask=0x0) at ../xorg-server-1.20.4/Xi/exevents.c:1437 devgrab = 0x5578f7701910 sprite_win = 0x5578f75d4d00 motion = {any = {header = 255 '\377', type = ET_Motion, length = 432, time = 15484702}, device_event = {header = 255 '\377', type = ET_Motion, length = 432, time = 15484702, deviceid = 2, sourceid = 13, detail = {button = 0, key = 0}, touchid = 1, root_x = 420, root_x_frac = 0.71519953, root_y = 23, root_y_frac = 0.612341404, buttons = '\000' <repeats 31 times>, valuators = {mask = "\003\000\000\000", mode = "\003\000\000\000", data = {14360.412144323849, 1432.8318584070796, 0 <repeats 34 times>}}, mods = {base = 0, latched = 0, locked = 16, effective = 16}, group = {base = 0 '\000', latched = 0 '\000', locked = 0 '\000', effective = 0 '\000'}, root = 362, corestate = 16, key_repeat = 0, flags = 65536, resource = 56623224, source_type = EVENT_SOURCE_NORMAL}, changed_event = {header = 255 '\377', type = ET_Motion, length = 432, time = 15484702, deviceid = 2, flags = 13, masterid = 0, sourceid = 1, buttons = {num_buttons = 420, names = {1060575057, 23, 1058849384, 0, 0, 0, 0, 0, 0, 0, 0, 3, 768, 0, 0, 3240438805, 1087114292, 3534796093, 1083597651, 0 <repeats 70 times>, 16, 16, 0, 362, 16, 0, 65536, 56623224, 0 <repeats 75 times>, 362, 0, 0, 65536, 0, 0, 0, 65536, 0, 0, 0, 255, 4, 432, 15484702, 2, 13, 1, 1, 420, 1060575057, 23, 1058849384, 0, 0, 0, 0, 0, 0, 0, 0, 3, 768, 0, 0, 3240438805, 1087114292, 3534796093, 1083597651, 0 <repeats 45 times>}}, num_valuators = 0, valuators = {{min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 3.2379086165851934e-319, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 4105987086, mode = 120 'x', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 16}}, {min = 1213915712, max = 32766, value = 6.9529913840723498e-310, resolution = 268422144, mode = 239 '\357', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 3.7054923438093491e-322, flags = 1213916576}}, {min = 1, max = 0, value = 7.9050503334599447e-323, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = 16, increment = 6.9529913840865789e-310, flags = 1213915616}}, {min = 268422144, max = 1961141487, value = 0, resolution = 0, mode = 0 '\000', name = 75, scroll = {type = 1213916672, increment = 4.9406564584124654e-324, flags = -1089692172}}, {min = 0, max = 0, value = 6.719292783440953e-322, resolution = 0, mode = 0 '\000', name = 1213916384, scroll = {type = 4103620976, increment = 4.6431296182326437e-310, flags = 0}}, {min = 0, max = 1, value = 6.9529913841245232e-310, resolution = 4150081104, mode = 120 'x', name = 0, scroll = {type = 3205275124, increment = 0, flags = 136}}, {min = 0, max = 0, value = 6.9529913841197801e-310, resolution = 4103620976, mode = 120 'x', name = 4105276340, scroll = {type = SCROLL_TYPE_NONE, increment = 2.1219957909652723e-314, flags = 1213916672}}, {min = 4150081104, max = 21880, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 4105987086, max = 21880, value = 4.2439915819305446e-314, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = 16, increment = 6.9529913841087131e-310, flags = 1213916064}}, {min = 268422144, max = 1961141487, value = 0, resolution = 0, mode = 0 '\000', name = 75, scroll = {type = 1213917120, increment = 4.9406564584124654e-324, flags = 4}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = 3205275124, increment = 0, flags = 136}}, {min = 0, max = 0, value = 6.9529913841419143e-310, resolution = 4103620976, mode = 120 'x', name = 4105276340, scroll = {type = SCROLL_TYPE_NONE, increment = 2.1219957909652723e-314, flags = -188436032}}, {min = 4148337632, max = 21880, value = 6.9529913841118751e-310, resolution = 8399056, mode = 0 '\000', name = 4148337712, scroll = {type = 4143146528, increment = 6.9529913841174086e-310, flags = -190272924}}, {min = 1213916400, max = 32766, value = 6.9529913841245232e-310, resolution = 0, mode = 0 '\000', name = 4106528880, scroll = {type = 4150081408, increment = 2.8764755468081378e-306, flags = 27}}, {min = 1213916576, max = 32766, value = 4.6431314892685329e-310, resolution = 4148337712, mode = 120 'x', name = 4150547536, scroll = {type = 255, increment = 6.9529913841205706e-310, flags = -190994172}}, {min = 1213916576, max = 32766, value = 4.6431296801163421e-310, resolution = 4150018240, mode = 120 'x', name = 0, scroll = {type = 4106531264, increment = 4.6431314281553793e-310, flags = 1213916528}}, {min = 4104637226, max = 21880, value = 6.9529913841245232e-310, resolution = 4106528880, mode = 120 'x', name = 1213916832, scroll = {type = 4104640677, increment = 4.6431317129648568e-310, flags = -144886192}}, {min = 4151189472, max = 21880, value = 6.952991384126697e-310, resolution = 4139712768, mode = 120 'x', name = 56623224, scroll = {type = 4150086912, increment = 4.6429267906320158e-310, flags = 0}}, {min = 4194304, max = 0, value = 1.0185579799004822e-312, resolution = 1213916864, mode = 254 '\376', name = 1213916656, scroll = {type = 268422144, increment = 6.9529913841300567e-310, flags = -155254528}}, {min = 56623224, max = 0, value = 5.3049894823538372e-315, resolution = 4150086912, mode = 120 'x', name = 0, scroll = {type = 4147674192, increment = 6.9529913841427048e-310, flags = 0}}, {min = 4106528880, max = 21880, value = 4.6431318318955485e-310, resolution = 4151189472, mode = 208 '\320', name = 27, scroll = {type = 1213916944, increment = 4.6431314892685329e-310, flags = -146629584}}, {min = 4150547536, max = 21880, value = 4.6431295364467953e-310, resolution = 1213916864, mode = 254 '\376', name = 4103973124, scroll = {type = 1213916944, increment = 2.1126856961950382e-313, flags = 1213916928}}, {min = 4104159783, max = 21880, value = 0, resolution = 4194304, mode = 0 '\000', name = 1213916896, scroll = {type = 4139712768, increment = 2.0043981967068292e-292, flags = 1213917144}}, {min = 1213917200, max = 0, value = 1.9697716888293148e-313, resolution = 1213916928, mode = 254 '\376', name = 4104153273, scroll = {type = 1213917056, increment = 4.6431295941854312e-310, flags = 1213917144}}, {min = 1213917136, max = 32766, value = 4.6431318828933998e-310, resolution = 1213917168, mode = 254 '\376', name = 4151322176, scroll = {type = 4145644048, increment = 1.0185579799004822e-312, flags = 1213917232}}, {min = 1213917024, max = 32766, value = 1.8062428172699362e-310, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = 79691776, increment = 1.210837699188e+255, flags = 1213920720}}, {min = 4104791661, max = 21880, value = 4.6431318930324173e-310, resolution = 4151321632, mode = 120 'x', name = 4106531264, scroll = {type = 4151326976, increment = 4.6431318931992139e-310, flags = -149323248}}, {min = 4143146528, max = 21880, value = 4.6431314892685329e-310, resolution = 4150081376, mode = 120 'x', name = 4150637264, scroll = {type = 4151318800, increment = 4.6431318931723367e-310, flags = 255}}, {min = 432, max = 15484702, value = 2.7585945283536671e-313, resolution = 0, mode = 1 '\001', name = 420, scroll = {type = 23, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 3, mode = 0 '\000', name = 0, scroll = {type = 3240438805, increment = 1432.8318584070796, flags = 0}}}, keys = {min_keycode = 0, max_keycode = 0}}, touch_ownership_event = {header = 255 '\377', type = ET_Motion, length = 432, time = 15484702, deviceid = 2, sourceid = 13, touchid = 0, reason = 1 '\001', resource = 420, flags = 1060575057}, barrier_event = {header = 255 '\377', type = ET_Motion, length = 432, time = 15484702, deviceid = 2, sourceid = 13, barrierid = 0, window = 1, root = 420, dx = 0.00010970840230584176, dy = 0, root_x = 0, root_y = 0, dt = 0, event_id = 0, flags = 3}, dga_event = {header = 255 '\377', type = ET_Motion, length = 432, time = 15484702, subtype = 2, detail = 13, dx = 0, dy = 1, screen = 420, state = 5969}, raw_event = {header = 255 '\377', type = ET_Motion, length = 432, time = 15484702, deviceid = 2, sourceid = 13, detail = {button = 0, key = 0}, valuators = {mask = "\244\001\000\000Q", data = {0.00010970840230584176, 0, 0, 0, 0, 1.6296927674628113e-311, 0, 14360.412144323849, 1432.8318584070796, 0 <repeats 27 times>}, data_raw = {0, 0, 0, 0, 0, 0, 0, 0, 3.3951932663349407e-313, 7.6816247632942858e-312, 7.9050503334599447e-323, 2.0043977189050206e-292, 0 <repeats 24 times>}}, flags = 0}} button = {any = {header = 255 '\377', type = ET_ButtonPress, length = 432, time = 15484702}, device_event = {header = 255 '\377', type = ET_ButtonPress, length = 432, time = 15484702, deviceid = 2, sourceid = 13, detail = {button = 1, key = 1}, touchid = 1, root_x = 420, root_x_frac = 0.71519953, root_y = 23, root_y_frac = 0.612341404, buttons = "\002", '\000' <repeats 30 times>, valuators = {mask = "\003\000\000\000", mode = "\003\000\000\000", data = {14360.412144323849, 1432.8318584070796, 0 <repeats 34 times>}}, mods = {base = 0, latched = 0, locked = 16, effective = 16}, group = {base = 0 '\000', latched = 0 '\000', locked = 0 '\000', effective = 0 '\000'}, root = 362, corestate = 272, key_repeat = 0, flags = 65536, resource = 56623224, source_type = EVENT_SOURCE_NORMAL}, changed_event = {header = 255 '\377', type = ET_ButtonPress, length = 432, time = 15484702, deviceid = 2, flags = 13, masterid = 1, sourceid = 1, buttons = {num_buttons = 420, names = {1060575057, 23, 1058849384, 2, 0, 0, 0, 0, 0, 0, 0, 3, 768, 0, 0, 3240438805, 1087114292, 3534796093, 1083597651, 0 <repeats 70 times>, 16, 16, 0, 362, 272, 0, 65536, 56623224, 0, 0, 4145645024, 21880, 1213917920, 32766, 4145581104, 21880, 4145644048, 21880, 4105100079, 21880, 4103901640, 21880, 4148603056, 2, 4148603056, 21880, 0, 0, 4145581104, 21880, 1213917840, 32766, 4103988303, 21880, 1213921072, 32766, 268422144, 1961141487, 1213921024, 32766, 4103700031, 21880, 1213918064, 32766, 4139887088, 21880, 1213921072, 32766, 4148603056, 21880, 0, 0, 0, 0, 0, 0, 4145644048, 21880, 255, 8, 432, 15782414, 2, 13, 1, 1, 417, 1051460372, 10, 1039459246, 0, 0, 0, 0, 0, 0, 0, 0, 3, 768, 0, 0, 2731442974, 1087099528, 4256958736, 1082339472, 0 <repeats 70 times>, 16, 16, 0, 362, 16, 0, 36, 0, 0, 0, 0}}, num_valuators = 0, valuators = {{min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 3, mode = 0 '\000', name = 0, scroll = {type = 3240438805, increment = 1432.8318584070796, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 16}}, {min = 0, max = 362, value = 7.9050503334599447e-323, resolution = 32, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 6.9529913843379595e-310, flags = -1090455376}}, {min = 7, max = 0, value = 0, resolution = 0, mode = 0 '\000', name = 2, scroll = {type = SCROLL_TYPE_NONE, increment = 6.9529913848715504e-310, flags = 1213931648}}, {min = 3655872, max = 0, value = 7.797344022666553e-320, resolution = 255, mode = 0 '\000', name = 1213925168, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = -144607904}}, {min = 79691776, max = 0, value = 6.9529913843379595e-310, resolution = 79691776, mode = 0 '\000', name = 0, scroll = {type = 4150359392, increment = 4.6431318828933998e-310, flags = 1213920880}}, {min = 4104089693, max = 21880, value = 6.3250283980596383e-320, resolution = 51, mode = 0 '\000', name = 0, scroll = {type = 3, increment = 0, flags = 0}}, {min = 1213919872, max = 32766, value = 4.643129570038121e-310, resolution = 4106586016, mode = 120 'x', name = 1213919808, scroll = {type = 1213919804, increment = 6.9529913842838099e-310, flags = 1213919796}}, {min = 4141769632, max = 21880, value = 6.9529913842810431e-310, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = 268422144, increment = 6.9529913842857862e-310, flags = -190649634}}, {min = 4106586016, max = 21880, value = 6.9529913842990271e-310, resolution = 1213920104, mode = 254 '\376', name = 4139887088, scroll = {type = 4106586016, increment = 9.4860604001519336e-321, flags = -188436032}}, {min = 4148337632, max = 21880, value = 6.9529913842865767e-310, resolution = 8399056, mode = 0 '\000', name = 4148337712, scroll = {type = 4143146528, increment = 6.9529913842921102e-310, flags = -190272924}}, {min = 895, max = 0, value = 6.9529913842992248e-310, resolution = 0, mode = 0 '\000', name = 4106528880, scroll = {type = SCROLL_TYPE_NONE, increment = 2.8764729222799444e-306, flags = 27}}, {min = 1213920112, max = 32766, value = 4.6431314892685329e-310, resolution = 4148337712, mode = 120 'x', name = 4150547536, scroll = {type = 255, increment = 6.9529913842952722e-310, flags = -190994172}}, {min = 1213920112, max = 32766, value = 4.6431296801163421e-310, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 4.6431314281553793e-310, flags = 1213920064}}, {min = 4104637226, max = 21880, value = 6.9529913842992248e-310, resolution = 4106528880, mode = 120 'x', name = 1213920368, scroll = {type = 4104640677, increment = 2.3341953715439965e-313, flags = 70778880}}, {min = 30, max = 9, value = 6.9529913843013987e-310, resolution = 4139712768, mode = 120 'x', name = 56623224, scroll = {type = 4150086912, increment = 0, flags = 0}}, {min = 4194304, max = 0, value = 1.0185579799004822e-312, resolution = 1213920400, mode = 254 '\376', name = 1213920192, scroll = {type = 268422144, increment = 1.6168125228484307e-314, flags = -155254528}}, {min = 56623224, max = 0, value = 5.3049894823538372e-315, resolution = 4150086912, mode = 120 'x', name = 0, scroll = {type = 1130823680, increment = 0, flags = -1031368157}}, {min = 0, max = 0, value = 4.1445230292290475e-317, resolution = 0, mode = 0 '\000', name = 1213920320, scroll = {type = 4104102869, increment = 6.5701571058150275e-314, flags = 1213920512}}, {min = 1213921104, max = 32766, value = 4.643129559385374e-310, resolution = 1179670611, mode = 68 'D', name = 7, scroll = {type = 832, increment = 1.9097962118687451e-313, flags = 1213920464}}}, keys = {min_keycode = -190807513, max_keycode = 21880}}, touch_ownership_event = {header = 255 '\377', type = ET_ButtonPress, length = 432, time = 15484702, deviceid = 2, sourceid = 13, touchid = 1, reason = 1 '\001', resource = 420, flags = 1060575057}, barrier_event = {header = 255 '\377', type = ET_ButtonPress, length = 432, time = 15484702, deviceid = 2, sourceid = 13, barrierid = 1, window = 1, root = 420, dx = 0.00010970840230584176, dy = 9.8813129168249309e-324, root_x = 0, root_y = 0, dt = 0, event_id = 0, flags = 3}, dga_event = {header = 255 '\377', type = ET_ButtonPress, length = 432, time = 15484702, subtype = 2, detail = 13, dx = 1, dy = 1, screen = 420, state = 5969}, raw_event = {header = 255 '\377', type = ET_ButtonPress, length = 432, time = 15484702, deviceid = 2, sourceid = 13, detail = {button = 1, key = 1}, valuators = {mask = "\244\001\000\000Q", data = {0.00010970840230584176, 9.8813129168249309e-324, 0, 0, 0, 1.6296927674628113e-311, 0, 14360.412144323849, 1432.8318584070796, 0 <repeats 27 times>}, data_raw = {0, 0, 0, 0, 0, 0, 0, 0, 3.3951932663349407e-313, 7.6816247632942858e-312, 1.3438585566881906e-321, 2.0043977189050206e-292, 0, 4.6431316127106369e-310, 6.9529913841909256e-310, 4.6431316095525693e-310, 4.6431316126624161e-310, 4.6431296095241932e-310, 4.6431295503134394e-310, 6.2936738301321537e-314, 4.643131758856836e-310, 0, 4.6431316095525693e-310, 6.952991384186973e-310, 4.6431295545951605e-310, 6.9529913843466551e-310, 1.210837699188e+255, 6.9529913843442836e-310, 4.6431295403526313e-310, 6.9529913841980401e-310, 4.6431313282308001e-310, 6.9529913843466551e-310, 4.643131758856836e-310, 0, 0, 0}}, flags = 4145644048}} ptrev = 0x7ffe485ae870 nevents = 2 kbd = 0x5578f7188c30 __func__ = "DeliverTouchEmulatedEvent" #8 0x00005578f4aa3574 in DeliverTouchBeginEvent (dev=0x5578f7198210, ti=0x5578f7702640, ev=0x5578f7703900, listener=0x5578f76cf770, client=0x5578f7429b70, win=0x5578f75d4d00, grab=0x0, xi2mask=0x0) at ../xorg-server-1.20.4/Xi/exevents.c:1890 state = 32766 rc = 0 has_ownershipmask = 32766 #9 0x00005578f4aa3a04 in DeliverTouchEvent (dev=0x5578f7198210, ti=0x5578f7702640, ev=0x5578f7703900, listener=0x5578f76cf770, client=0x5578f7429b70, win=0x5578f75d4d00, grab=0x0, xi2mask=0x0) at ../xorg-server-1.20.4/Xi/exevents.c:2017 has_ownershipmask = 0 rc = 0 #10 0x00005578f4aa3c15 in DeliverTouchEvents (dev=0x5578f7198210, ti=0x5578f7702640, ev=0x5578f7703900, resource=56623224) at ../xorg-server-1.20.4/Xi/exevents.c:2072 grab = 0x0 mask = 0x0 listener = 0x5578f76cf770 client = 0x5578f7429b70 win = 0x5578f75d4d00 i = 0 #11 0x00005578f4aa2a2e in ProcessTouchEvent (ev=0x5578f7703900, dev=0x5578f7198210) at ../xorg-server-1.20.4/Xi/exevents.c:1626 t = 0x5578f76654e0 ti = 0x5578f7702640 touchid = 1 type = 7 emulate_pointer = 1 kbd = 0x5578f7188c30 #12 0x00005578f4aa34c2 in ProcessOtherEvent (ev=0x5578f7703900, device=0x5578f7198210) at ../xorg-server-1.20.4/Xi/exevents.c:1861 #13 0x00005578f4a1069f in TouchEventHistoryReplay (ti=0x5578f7702640, dev=0x5578f7198210, resource=56623224) at ../xorg-server-1.20.4/dix/touch.c:470 ev = 0x5578f7703900 i = 0 #14 0x00005578f4aa14aa in TouchPuntToNextOwner (dev=0x5578f7198210, ti=0x5578f7702640, ev=0x5578f770e1d0) at ../xorg-server-1.20.4/Xi/exevents.c:1123 listener = 0x5578f76cf770 accepted_early = 0 #15 0x00005578f4aa16ab in TouchRejected (sourcedev=0x5578f7198210, ti=0x5578f7702640, resource=79691776, ev=0x5578f770e1d0) at ../xorg-server-1.20.4/Xi/exevents.c:1199 was_owner = 1 i = 0 #16 0x00005578f4aa1766 in ProcessTouchOwnershipEvent (ev=0x5578f770e1d0, dev=0x5578f7198210) at ../xorg-server-1.20.4/Xi/exevents.c:1226 ti = 0x5578f7702640 #17 0x00005578f4aa34d7 in ProcessOtherEvent (ev=0x5578f770e1d0, device=0x5578f7198210) at ../xorg-server-1.20.4/Xi/exevents.c:1866 #18 0x00005578f4aeddd8 in ProcessPointerEvent (ev=0x5578f770e1d0, mouse=0x5578f7198210) at ../xorg-server-1.20.4/xkb/xkbAccessX.c:756 dev = 0x5578f7188c30 xkbi = 0x5578f718a4d0 changed = 0 backupproc = 0x5578f4aedb2f <ProcessPointerEvent> xkbPrivPtr = 0x5578f71985e0 event = 0x5578f770e1d0 #19 0x00005578f4997e01 in mieqProcessDeviceEvent (dev=0x5578f7198210, event=0x5578f770e1d0, screen=0x0) at ../xorg-server-1.20.4/mi/mieq.c:491 handler = 0x0 master = 0x0 mevent = {any = {header = 14 '\016', type = 21880, length = 0, time = 2}, device_event = {header = 14 '\016', type = 21880, length = 0, time = 2, deviceid = 0, sourceid = 0, detail = {button = 0, key = 0}, touchid = 0, root_x = 16, root_x_frac = 6.72623263e-44, root_y = -1712, root_y_frac = 4.59149455e-41, buttons = "\220\370ZH\376\177\000\000\000\314\377\017\357\244\344tp7]\367xU\000\000\270\370ZH\376\177\000", valuators = {mask = ":\000\000\000", mode = "\000\000\000\260", <incomplete sequence \374>, data = {4.9406564584124654e-324, 2.0722615146145237e-317, 4.6431296533481619e-310, 6.2944042172577138e-314, 6.9529913843695797e-310, 4.6431296159537659e-310, 1.0185579797423812e-312, 6.9529913843790658e-310, 6.9529913843695797e-310, 1.210837699188e+255, 6.9529913845253092e-310, 4.6431296167503974e-310, 2.86558074587923e-322, 6.952991384421753e-310, 4.9406564584124654e-324, 2.0722615146145237e-317, 2.7975530447296071e-316, 6.9529913844067334e-310, 2.5197347937903574e-322, 6.9529913844241246e-310, 4.6431296533481619e-310, 4.2442506146198714e-314, 6.9529913844162195e-310, 4.6431317532418787e-310, 1.0185579797423812e-312, 6.9529913843861803e-310, 6.9529913843766943e-310, 6.905557064591613e-310, 0, 1.5810100666919889e-322, 2.7975530447296071e-316, 6.952991384412267e-310, 1.2598673968951787e-321, 4.6431296182326437e-310, 2.1856495803350898e-317, 2.121995806775373e-314}}, mods = {base = 1213922592, latched = 32766, locked = 4148489408, effective = 21880}, group = {base = 255 '\377', latched = 0 '\000', locked = 0 '\000', effective = 0 '\000'}, root = 0, corestate = -189690956, key_repeat = 21880, flags = 1213922624, resource = 32766, source_type = (unknown: 4148128608)}, changed_event = {header = 14 '\016', type = 21880, length = 0, time = 2, deviceid = 0, flags = 0, masterid = 0, sourceid = 0, buttons = {num_buttons = 16, names = {48, 1213921616, 32766, 1213921424, 32766, 268422144, 1961141487, 4150081392, 21880, 1213921464, 32766, 58, 0, 1213922480, 32766, 1, 0, 4194304, 0, 4105987086, 21880, 4150081376, 2, 1213921536, 32766, 4105230215, 21880, 16, 48, 1213921728, 32766, 1213921536, 32766, 268422144, 1961141487, 1213924688, 32766, 4105246339, 21880, 58, 0, 1213922592, 32766, 1, 0, 4194304, 0, 56623104, 0, 1213922288, 32766, 51, 0, 1213922640, 32766, 4105987086, 21880, 524288, 2, 1213922480, 32766, 4148489408, 21880, 16, 48, 1213921872, 32766, 1213921680, 32766, 3205275124, 32542, 0, 0, 32, 0, 56623104, 0, 1213922400, 32766, 255, 0, 4105276340, 21880, 4423804, 0, 32, 1, 1213922592, 32766, 4148489408, 21880, 255, 0, 4105276340, 21880, 1213922624, 32766, 4148128608, 1, 1213922640, 32766, 4141592080, 21880, 0, 0, 3205275124, 32542, 0, 0, 32, 0, 4423680, 0, 1213922544, 32766, 79691776, 0, 4105276340, 21880, 0, 0, 32, 1, 1213922736, 32766, 4150081104, 21880, 79691776, 0, 4105276340, 21880, 0, 0, 0, 1, 1213922784, 32766, 4150081104, 21880, 0 <repeats 62 times>, 4148337520, 21880, 0, 0, 4106589016, 21880, 0, 1, 4148782112, 21880, 1213922304, 32766, 4103973124, 21880, 4148337520, 21880, 4106589016, 21880, 4148337552, 21880, 4148337552, 21880, 1213922312, 32766, 4105234494, 21880, 4148337552, 21880, 4148337520, 21880, 0, 0, 4106589016, 21880, 1213922544, 1, 4148782112, 21880, 1213922416, 32766, 4103973124, 21880, 4148337520, 21880, 4106589016, 21880, 4148337552, 21880, 4148337552, 21880, 1213922424...}}, num_valuators = 21880, valuators = {{min = 1213922448, max = 32766, value = 4.6431296161736745e-310, resolution = 4148337520, mode = 120 'x', name = 1213922656, scroll = {type = 4105240460, increment = 6.7903865310888714e-313, flags = 1213924560}}, {min = 4148673504, max = 21880, value = 4.6431317457376145e-310, resolution = 1213922560, mode = 1 '\001', name = 32, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 0}}, {min = 0, max = 0, value = 1.5810100666919889e-322, resolution = 4147915168, mode = 120 'x', name = 4147674192, scroll = {type = 4148489408, increment = 6.9529913845189852e-310, flags = 0}}, {min = 1213924560, max = 32766, value = 1.5810100666919889e-322, resolution = 1213922632, mode = 254 '\376', name = 4105234494, scroll = {type = 4148337552, increment = 4.6431296810673197e-310, flags = 1213922656}}, {min = 268422144, max = 1961141487, value = 6.9529913844328201e-310, resolution = 4105238867, mode = 120 'x', name = 1213922720, scroll = {type = 1213924560, increment = 6.7903865326698815e-313, flags = -146629776}}, {min = 4145644048, max = 21880, value = 1.3261815993345208e-315, resolution = 4147674192, mode = 120 'x', name = 1213924560, scroll = {type = 4148673504, increment = 4.6431296820902332e-310, flags = -146629776}}, {min = 1213924560, max = 32766, value = 1.5810100666919889e-322, resolution = 4141585296, mode = 120 'x', name = 1213922816, scroll = {type = SCROLL_TYPE_NONE, increment = 6.9529913844367726e-310, flags = 268422144}}, {min = 1213922976, max = 32766, value = 4.6431295573802085e-310, resolution = 1213922864, mode = 254 '\376', name = 1213924560, scroll = {type = 1213922912, increment = 4.6431317457376145e-310, flags = 1213923168}}, {min = 1, max = 32, value = 4.6431318287762157e-310, resolution = 4106568832, mode = 6 '\006', name = 4148337520, scroll = {type = 1213924560, increment = 4.6429267906320652e-310, flags = -143874944}}, {min = 1213924560, max = 32766, value = 4.9406564584124654e-324, resolution = 1213923040, mode = 254 '\376', name = 268422144, scroll = {type = 40, increment = 1.210837699188e+255, flags = 1213923152}}, {min = 4104003085, max = 21880, value = 0, resolution = 4148337520, mode = 0 '\000', name = 14811184, scroll = {type = 1213924560, increment = 6.9529913844723454e-310, flags = -146629776}}, {min = 4150081376, max = 21880, value = 6.0015640568766576e-313, resolution = 1, mode = 120 'x', name = 4151092352, scroll = {type = 1213924560, increment = 6.9529913845189852e-310, flags = -144885920}}, {min = 1213924560, max = 28, value = 6.9529913844502112e-310, resolution = 4103988736, mode = 120 'x', name = 1213923616, scroll = {type = 268422144, increment = 2.7975530447296071e-316, flags = 255}}, {min = 1213923280, max = 32766, value = 4.6431295554084419e-310, resolution = 0, mode = 0 '\000', name = 4104004713, scroll = {type = 4194304, increment = 2.1240680524798868e-314, flags = 1213924560}}, {min = 4151092352, max = 21880, value = 0, resolution = 1213923616, mode = 254 '\376', name = 1213923408, scroll = {type = SCROLL_TYPE_NONE, increment = 2.1293134881539059e-314, flags = -146629776}}, {min = 79691776, max = 0, value = 1.2598673968951787e-321, resolution = 1213923408, mode = 254 '\376', name = 4104005047, scroll = {type = SCROLL_TYPE_NONE, increment = 6.9529913845189852e-310, flags = 1213923496}}, {min = 1213924560, max = 32766, value = 6.9529913844628593e-310, resolution = 4104003213, mode = 120 'x', name = 1213923520, scroll = {type = SCROLL_TYPE_NONE, increment = 6.9529913845189852e-310, flags = -143874944}}, {min = 4148337520, max = 21880, value = 6.9529913844723454e-310, resolution = 4151224512, mode = 120 'x', name = 16763904, scroll = {type = 1213923552, increment = 4.6431295554410009e-310, flags = 1213923552}}, {min = 4104005527, max = 21880, value = 4.1725560768225698e-314, resolution = 0, mode = 0 '\000', name = 4194304, scroll = {type = 1213924560, increment = 4.6431318818443996e-310, flags = 1213923616}}, {min = 4141599728, max = 28, value = 4.2513092791191782e-314, resolution = 0, mode = 28 '\034', name = 0, scroll = {type = 4148337520, increment = 1.210837699188e+255, flags = 0}}, {min = 4103620976, max = 21880, value = 6.9529913845150326e-310, resolution = 4104010586, mode = 120 'x', name = 0, scroll = {type = 4150679984, increment = 6.9529913845189852e-310, flags = -143874944}}, {min = 1213924528, max = 1, value = 1.7800590868057738e-307, resolution = 0, mode = 0 '\000', name = 0, scroll = {type = SCROLL_TYPE_NONE, increment = 0, flags = 32}}, {min = 4147915168, max = 21880, value = 4.6431317129648568e-310, resolution = 4141592080, mode = 120 'x', name = 4150679984, scroll = {type = SCROLL_TYPE_NONE, increment = 4.6431318614707134e-310, flags = 32}}, {min = 1213923736, max = 32766, value = 4.6431296161651766e-310, resolution = 4106531264, mode = 120 'x', name = 4139712880, scroll = {type = 1213923776, increment = 2.8480945388892178e-306, flags = -151820768}}, {min = 4148271440, max = 21880, value = 6.9529913844849934e-310, resolution = 4104696330, mode = 120 'x', name = 0, scroll = {type = 1213924016, increment = 0, flags = -188438384}}, {min = 4147674192, max = 21880, value = 6.952991384492108e-310, resolution = 4148271440, mode = 120 'x', name = 4143146528, scroll = {type = 4106531264, increment = 4.6431318319010821e-310, flags = 1213923904}}, {min = 8399056, max = 32, value = 4.6431296802341274e-310, resolution = 4150081488, mode = 120 'x', name = 1213923936, scroll = {type = 8399056, increment = 4.6431318319050346e-310, flags = -144885728}}, {min = 1213924048, max = 32766, value = 4.6431295894796041e-310, resolution = 1213924016, mode = 254 '\376', name = 1213924192, scroll = {type = SCROLL_TYPE_NONE, increment = 4.6431296801163421e-310, flags = -144885728}}, {min = 4150081568, max = 8399056, value = 5.4323092250588421e-312, resolution = 3205274753, mode = 30 '\036', name = 3206118048, scroll = {type = 376832, increment = 1.5257537648611039e-318, flags = -1090132499}}, {min = 4143146528, max = 21880, value = 6.9055570420828715e-310, resolution = 1213924144, mode = 254 '\376', name = 4151435264, scroll = {type = 308848, increment = -na9529913845253092e-310, 4.6431296167503974e-310, 2.86558074587923e-322, 6.952991384421753e-310, 4.9406564584124654e-324, 2.0722615146145237e-317, 2.7975530447296071e-316, 6.9529913844067334e-310, 2.5197347937903574e-322, 6.9529913844241246e-310, 4.6431296533481619e-310, 4.2442506146198714e-314, 6.9529913844162195e-310, 4.6431317532418787e-310, 1.0185579797423812e-312, 6.9529913843861803e-310, 6.9529913843766943e-310, 6.905557064591613e-310, 0}, data_raw = {1.5810100666919889e-322, 2.7975530447296071e-316, 6.952991384412267e-310, 1.2598673968951787e-321, 4.6431296182326437e-310, 2.1856495803350898e-317, 2.121995806775373e-314, 6.952991384421753e-310, 4.6431317532418787e-310, 1.2598673968951787e-321, 4.6431296182326437e-310, 6.9529913844233341e-310, 4.1714436307093433e-314, 6.9529913844241246e-310, 4.6431314124685974e-310, 0, 6.905557064591613e-310, 0, 1.5810100666919889e-322, 2.1855883161950055e-317, 6.9529913844193815e-310, 3.9372968777675951e-316, 4.6431296182326437e-310, 0, 2.121995806775373e-314, 6.9529913844288676e-310, 4.64313183188211e-310, 3.9372968777675951e-316, 4.6431296182326437e-310, 0, 2.1219957909652723e-314, 6.9529913844312391e-310, 4.64313183188211e-310, 0, 0, 0}}, flags = 0}} #20 0x00005578f4a11cf7 in TouchListenerAcceptReject (dev=0x5578f7198210, ti=0x5578f7702640, listener=0, mode=7) at ../xorg-server-1.20.4/dix/touch.c:1005 events = 0x5578f770e1d0 nev = 1 i = 0 __func__ = "TouchListenerAcceptReject" #21 0x00005578f49e0d8a in DeactivatePointerGrab (mouse=0x5578f7198210) at ../xorg-server-1.20.4/dix/events.c:1584 mode = 7 ti = 0x5578f7702640 grab = 0x5578f7701910 dev = 0x9485b0528 wasPassive = 0 wasImplicit = 0 grab_resource = 79691776 i = 0 #22 0x00005578f4ab5747 in ProcXIUngrabDevice (client=0x5578f75d3760) at ../xorg-server-1.20.4/Xi/xigrabdev.c:169 dev = 0x5578f7198210 grab = 0x5578f7701910 ret = 0 time = {months = 0, milliseconds = 15782426} stuff = 0x5578f76659ec #23 0x00005578f4aa6af7 in ProcIDispatch (client=0x5578f75d3760) at ../xorg-server-1.20.4/Xi/extinit.c:398 stuff = 0x5578f76659ec #24 0x00005578f49ca00b in Dispatch () at ../xorg-server-1.20.4/dix/dispatch.c:479 result = 0 client = 0x5578f75d3760 start_tick = 300 #25 0x00005578f49d91b9 in dix_main (argc=10, argv=0x7ffe485b0738, envp=0x7ffe485b0790) at ../xorg-server-1.20.4/dix/main.c:276 i = 1 alwaysCheckForInput = {0, 1} #26 0x00005578f4ba65da in main (argc=10, argv=0x7ffe485b0738, envp=0x7ffe485b0790) at ../xorg-server-1.20.4/dix/stubmain.c:34 $6 = (GrabPtr) 0x5578f7701910 (gdb) cont Continuing. n(0xffffffffff000), flags = 0}}, {min = 3204812695, max = 32542, value = 0, resolution = 3206118144, mode = 30 '\036', name = 4150081568, scroll = {type = 19299, increment = 6.905557106242335e-310, flags = 308816}}, {min = 0, max = 0, value = 6.905557106237592e-310, resolution = 256, mode = 0 '\000', name = 3204823967, scroll = {type = 308800, increment = 1.0869444208507424e-322, flags = 7}}, {min = 0, max = 0, value = 6.9529314086829871e-310, resolution = 4139793192, mode = 120 'x', name = 308799, scroll = {type = 1, increment = 1.2598673968951787e-321, flags = 1213925168}}, {min = 1213924336, max = 32766, value = 6.9055570692167591e-310, resolution = 694, mode = 125 '}', name = 79691776, scroll = {type = 1213924368, increment = 4.6431296168556334e-310, flags = -191346320}}, {min = 4104066544, max = 21880, value = 7.797344022666553e-320, resolution = 426854797, mode = 26 '\032', name = 4151370192, scroll = {type = 4145644048, increment = 6.9529913845142421e-310, flags = -190884313}}, {min = 79691776, max = 0, value = 5.9975837430864904e-315, resolution = 79691776, mode = 7 '\a', name = 4151322176, scroll = {type = 4145644048, increment = 4.6431318955715195e-310, flags = 0}}}, keys = {min_keycode = 0, max_keycode = 15782426}}, touch_ownership_event = {header = 14 '\016', type = 21880, length = 0, time = 2, deviceid = 0, sourceid = 0, touchid = 0, reason = 0 '\000', resource = 16, flags = 48}, barrier_event = {header = 14 '\016', type = 21880, length = 0, time = 2, deviceid = 0, sourceid = 0, barrierid = 0, window = 0, root = 16, dx = 6.9529913843735322e-310, dy = 6.9529913843640462e-310, root_x = 1.210837699188e+255, root_y = 4.643131831896339e-310, dt = -1864, event_id = 32766, flags = 58}, dga_event = {header = 14 '\016', type = 21880, length = 0, time = 2, subtype = 0, detail = 0, dx = 0, dy = 0, screen = 16, state = 48}, raw_event = {header = 14 '\016', type = 21880, length = 0, time = 2, deviceid = 0, sourceid = 0, detail = {button = 0, key = 0}, valuators = {mask = "\020\000\000\000\060", data = {6.9529913843735322e-310, 6.9529913843640462e-310, 1.210837699188e+255, 4.643131831896339e-310, 6.9529913843660224e-310, 2.86558074587923e-322, 6.9529913844162195e-310, 4.9406564584124654e-324, 2.0722615146145237e-317, 4.6431296533481619e-310, 6.2944042172577138e-314, 6.9529913843695797e-310, 4.6431296159537659e-310, 1.0185579797423812e-312, 6.9529913843790658e-310, 6.9529913843695797e-310, 1.210837699188e+255, 6.9529913845253092e-310, 4.6431296167503974e-310, 2.86558074587923e-322, 6.952991384421753e-310, 4.9406564584124654e-324, 2.0722615146145237e-317, 2.7975530447296071e-316, 6.9529913844067334e-310, 2.5197347937903574e-322, 6.9529913844241246e-310, 4.6431296533481619e-310, 4.2442506146198714e-314, 6.9529913844162195e-310, 4.6431317532418787e-310, 1.0185579797423812e-312, 6.9529913843861803e-310, 6.9529913843766943e-310, 6.905557064591613e-310, 0}, data_raw = {1.5810100666919889e-322, 2.7975530447296071e-316, 6.952991384412267e-310, 1.2598673968951787e-321, 4.6431296182326437e-310, 2.1856495803350898e-317, 2.121995806775373e-314, 6.952991384421753e-310, 4.6431317532418787e-310, 1.2598673968951787e-321, 4.6431296182326437e-310, 6.9529913844233341e-310, 4.1714436307093433e-314, 6.9529913844241246e-310, 4.6431314124685974e-310, 0, 6.905557064591613e-310, 0, 1.5810100666919889e-322, 2.1855883161950055e-317, 6.9529913844193815e-310, 3.9372968777675951e-316, 4.6431296182326437e-310, 0, 2.121995806775373e-314, 6.9529913844288676e-310, 4.64313183188211e-310, 3.9372968777675951e-316, 4.6431296182326437e-310, 0, 2.1219957909652723e-314, 6.9529913844312391e-310, 4.64313183188211e-310, 0, 0, 0}}, flags = 0}} #20 0x00005578f4a11cf7 in TouchListenerAcceptReject (dev=0x5578f7198210, ti=0x5578f7702640, listener=0, mode=7) at ../xorg-server-1.20.4/dix/touch.c:1005 events = 0x5578f770e1d0 nev = 1 i = 0 __func__ = "TouchListenerAcceptReject" #21 0x00005578f49e0d8a in DeactivatePointerGrab (mouse=0x5578f7198210) at ../xorg-server-1.20.4/dix/events.c:1584 mode = 7 ti = 0x5578f7702640 grab = 0x5578f7701910 dev = 0x9485b0528 wasPassive = 0 wasImplicit = 0 grab_resource = 79691776 i = 0 #22 0x00005578f4ab5747 in ProcXIUngrabDevice (client=0x5578f75d3760) at ../xorg-server-1.20.4/Xi/xigrabdev.c:169 dev = 0x5578f7198210 grab = 0x5578f7701910 ret = 0 time = {months = 0, milliseconds = 15782426} stuff = 0x5578f76659ec #23 0x00005578f4aa6af7 in ProcIDispatch (client=0x5578f75d3760) at ../xorg-server-1.20.4/Xi/extinit.c:398 stuff = 0x5578f76659ec #24 0x00005578f49ca00b in Dispatch () at ../xorg-server-1.20.4/dix/dispatch.c:479 result = 0 client = 0x5578f75d3760 start_tick = 300 #25 0x00005578f49d91b9 in dix_main (argc=10, argv=0x7ffe485b0738, envp=0x7ffe485b0790) at ../xorg-server-1.20.4/dix/main.c:276 i = 1 alwaysCheckForInput = {0, 1} #26 0x00005578f4ba65da in main (argc=10, argv=0x7ffe485b0738, envp=0x7ffe485b0790) at ../xorg-server-1.20.4/dix/stubmain.c:34 $6 = (GrabPtr) 0x5578f7701910 Thread 1 "Xorg" hit Breakpoint 1, FreeGrab (pGrab=0x5578f7701910) at ../xorg-server-1.20.4/dix/grabs.c:255 255 BUG_RETURN(!pGrab); #0 0x00005578f49f705d in FreeGrab (pGrab=0x5578f7701910) at ../xorg-server-1.20.4/dix/grabs.c:255 __func__ = "FreeGrab" #1 0x00005578f49e0ee9 in DeactivatePointerGrab (mouse=0x5578f7198210) at ../xorg-server-1.20.4/dix/events.c:1610 grab = 0x5578f7701910 dev = 0x0 wasPassive = 0 wasImplicit = 0 grab_resource = 79691776 i = 10 #2 0x00005578f4ab5747 in ProcXIUngrabDevice (client=0x5578f75d3760) at ../xorg-server-1.20.4/Xi/xigrabdev.c:169 dev = 0x5578f7198210 grab = 0x5578f7701910 ret = 0 time = {months = 0, milliseconds = 15782426} stuff = 0x5578f76659ec #3 0x00005578f4aa6af7 in ProcIDispatch (client=0x5578f75d3760) at ../xorg-server-1.20.4/Xi/extinit.c:398 stuff = 0x5578f76659ec #4 0x00005578f49ca00b in Dispatch () at ../xorg-server-1.20.4/dix/dispatch.c:479 result = 0 client = 0x5578f75d3760 start_tick = 300 #5 0x00005578f49d91b9 in dix_main (argc=10, argv=0x7ffe485b0738, envp=0x7ffe485b0790) at ../xorg-server-1.20.4/dix/main.c:276 i = 1 alwaysCheckForInput = {0, 1} #6 0x00005578f4ba65da in main (argc=10, argv=0x7ffe485b0738, envp=0x7ffe485b0790) at ../xorg-server-1.20.4/dix/stubmain.c:34 $9 = (GrabPtr) 0x5578f7701910 (gdb) cont Continuing. Thread 1 "Xorg" received signal SIGSEGV, Segmentation fault. 0x00007f1ebf05d141 in free () from /usr/lib/libc.so.6 how can this be fixed? thanks Y Paritcher </body> </html>