#805888 /usr/lib/gdm3/gdm-x-session: error/crash during 3 finger touchscreen input

Package:
gdm3
Source:
gdm3
Description:
GNOME Display Manager
Submitter:
Ritesh Raj Sarraf
Date:
2015-11-23 16:21:06 UTC
Severity:
normal
#805888#5
Date:
2015-11-23 16:18:16 UTC
From:
To:
To reproduce this, you must have a device with a touchscreen and then do
a 3 finger touchscreen swipe, under GNOME.

Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) BUG: triggered 'if (!(event->device_event.flags & (1 << 5)))'
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) BUG: ../../dix/touch.c:644 in TouchConvertToPointerEvent()
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) Non-emulating touch event
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE)
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) Backtrace:
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 0: /usr/lib/xorg/Xorg (xorg_backtrace+0x4e) [0x55cd3ae026fe]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 1: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x8170b) [0x55cd3acce70b]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 2: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x143c45) [0x55cd3ad90c45]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 3: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x143776) [0x55cd3ad90776]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 4: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x14691d) [0x55cd3ad9391d]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 5: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x168f42) [0x55cd3adb5f42]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 6: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x197ad2) [0x55cd3ade4ad2]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 7: /usr/lib/xorg/Xorg (mieqProcessInputEvents+0x127) [0x55cd3ade4c97]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 8: /usr/lib/xorg/Xorg (ProcessInputEvents+0x19) [0x55cd3ace4459]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 9: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x58822) [0x55cd3aca5822]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 10: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x5cb4b) [0x55cd3aca9b4b]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 11: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf5) [0x7ff5ffc54b45]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 12: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x46f5e) [0x55cd3ac93f5e]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE)
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) BUG: triggered 'if (!(event->device_event.flags & (1 << 5)))'
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) BUG: ../../dix/touch.c:644 in TouchConvertToPointerEvent()
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) Non-emulating touch event
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE)
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) Backtrace:
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 0: /usr/lib/xorg/Xorg (xorg_backtrace+0x4e) [0x55cd3ae026fe]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 1: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x8170b) [0x55cd3acce70b]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 2: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x143c45) [0x55cd3ad90c45]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 3: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x143776) [0x55cd3ad90776]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 4: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x14691d) [0x55cd3ad9391d]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 5: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x168f42) [0x55cd3adb5f42]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 6: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x197ad2) [0x55cd3ade4ad2]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 7: /usr/lib/xorg/Xorg (mieqProcessInputEvents+0x127) [0x55cd3ade4c97]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 8: /usr/lib/xorg/Xorg (ProcessInputEvents+0x19) [0x55cd3ace4459]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 9: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x58822) [0x55cd3aca5822]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 10: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x5cb4b) [0x55cd3aca9b4b]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 11: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf5) [0x7ff5ffc54b45]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 12: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x46f5e) [0x55cd3ac93f5e]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE)
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) BUG: triggered 'if (!(event->device_event.flags & (1 << 5)))'
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) BUG: ../../dix/touch.c:644 in TouchConvertToPointerEvent()
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) Non-emulating touch event
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE)
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) Backtrace:
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 0: /usr/lib/xorg/Xorg (xorg_backtrace+0x4e) [0x55cd3ae026fe]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 1: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x8180e) [0x55cd3acce80e]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 2: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x143c45) [0x55cd3ad90c45]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 3: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x14361c) [0x55cd3ad9061c]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 4: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x14691d) [0x55cd3ad9391d]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 5: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x168f42) [0x55cd3adb5f42]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 6: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x197ad2) [0x55cd3ade4ad2]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 7: /usr/lib/xorg/Xorg (mieqProcessInputEvents+0x127) [0x55cd3ade4c97]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 8: /usr/lib/xorg/Xorg (ProcessInputEvents+0x19) [0x55cd3ace4459]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 9: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x58822) [0x55cd3aca5822]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 10: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x5cb4b) [0x55cd3aca9b4b]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 11: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf5) [0x7ff5ffc54b45]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE) 12: /usr/lib/xorg/Xorg (0x55cd3ac4d000+0x46f5e) [0x55cd3ac93f5e]
Nov 23 21:41:02 learner /usr/lib/gdm3/gdm-x-session[9907]: (EE)