After suspending/resuming I notice this error repeated a whole lot of times on xorg 1.13rc4 + synaptics 1.6.2 (with finger on touchpad while suspending/resuming by closing lid and pressing power button to wake up):
==3097== Invalid write of size 4 ==3097== at 0xAEBFE95: UpdateTouchState.isra.12 (synaptics.c:3132) ==3097== by 0xAEC1532: HandleState (synaptics.c:3224) ==3097== by 0xAEC3F73: ReadInput (synaptics.c:1725) ==3097== by 0x19B656: xf86SigioReadInput (xf86Events.c:298) ==3097== by 0x1C4C97: xf86SIGIO (sigio.c:110) ==3097== by 0x56D9CAF: ??? (in /lib/x86_64-linux-gnu/libpthread-2.15.so) ==3097== by 0x56D8D0D: __read_nocancel (syscall-template.S:82) ==3097== by 0x2B8525: _XSERVTransSocketRead (unistd.h:45) ==3097== by 0x2B2FC0: ReadRequestFromClient (io.c:332) ==3097== by 0x15D878: Dispatch (dispatch.c:399) ==3097== by 0x14C559: main (main.c:295) ==3097== Address 0xaae8da8 is 0 bytes after a block of size 8 alloc'd ==3097== at 0x4C2B6CD: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so) ==3097== by 0xAEC0F13: DeviceControl (synaptics.c:1277) ==3097== by 0x153082: ActivateDevice (devices.c:547) ==3097== by 0x1AA30D: xf86NewInputDevice (xf86Xinput.c:858) ==3097== by 0x1C0655: device_added (udev.c:231) ==3097== by 0x1C0CB2: config_udev_init (udev.c:386) ==3097== by 0x1BFC08: config_init (config.c:48) ==3097== by 0x19DB4D: InitInput (xf86Init.c:989) ==3097== by 0x14C518: main (main.c:265) I guess if it happens multiple times it could get out of bounds enough to cause overflow.. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-input-synaptics in Ubuntu. https://bugs.launchpad.net/bugs/956071 Title: Xorg crashed with SIGSEGV in XIGetDeviceProperty() To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/956071/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp