from xorg.log: [ 4763.932] (EE) Backtrace: [ 4763.932] (EE) 0: /usr/bin/X (xorg_backtrace+0x36) [0x7f15a7400476] [ 4763.932] (EE) 1: /usr/bin/X (0x7f15a7250000+0x80c4f) [0x7f15a72d0c4f] [ 4763.933] (EE) 2: /usr/bin/X (0x7f15a7250000+0x13f6a9) [0x7f15a738f6a9] [ 4763.933] (EE) 3: /usr/bin/X (0x7f15a7250000+0x13f006) [0x7f15a738f006] [ 4763.933] (EE) 4: /usr/bin/X (0x7f15a7250000+0x141b13) [0x7f15a7391b13] [ 4763.933] (EE) 5: /usr/bin/X (0x7f15a7250000+0x16335f) [0x7f15a73b335f] [ 4763.933] (EE) 6: /usr/bin/X (mieqProcessDeviceEvent+0x1b5) [0x7f15a73e1bb5] [ 4763.933] (EE) 7: /usr/bin/X (mieqProcessInputEvents+0xf7) [0x7f15a73e1cd7] [ 4763.933] (EE) 8: /usr/bin/X (ProcessInputEvents+0x9) [0x7f15a72e69a9] [ 4763.933] (EE) 9: /usr/bin/X (0x7f15a7250000+0x58802) [0x7f15a72a8802] [ 4763.933] (EE) 10: /usr/bin/X (0x7f15a7250000+0x4757a) [0x7f15a729757a] [ 4763.933] (EE) 11: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf5) [0x7f15a4fa0ea5] [ 4763.933] (EE) 12: /usr/bin/X (0x7f15a7250000+0x478c1) [0x7f15a72978c1] [ 4763.933] (EE) [ 4763.938] (EE) BUG: triggered 'if (!(event->device_event.flags & (1 << 5)))' [ 4763.938] (EE) BUG: ../../dix/touch.c:628 in TouchConvertToPointerEvent()
[ 4763.938] (EE) Non-emulating touch event -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1159477 Title: xps 12 touchscreen issue To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1159477/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
