The above path for reproducing the error works reliably, even after a full system restart (i.e. restarting more than X alone)
The stacktrace is similar but different from the earlier one: [ 45.766] (EE) Backtrace: [ 45.769] (EE) 0: /usr/bin/X (xorg_backtrace+0x48) [0x7fb263cac848] [ 45.769] (EE) 1: /usr/bin/X (0x7fb263b03000+0x1ad539) [0x7fb263cb0539] [ 45.769] (EE) 2: /lib/x86_64-linux-gnu/libpthread.so.0 (0x7fb262bff000+0x10340) [0x7fb262c0f340] [ 45.769] (EE) 3: /usr/lib/xorg/modules/drivers/prlvideo_drv.so (PrlCtlDestroyWindow+0x31) [0x7fb25e28f6c1] [ 45.769] (EE) 4: /usr/bin/X (0x7fb263b03000+0xe2901) [0x7fb263be5901] [ 45.769] (EE) 5: /usr/bin/X (0x7fb263b03000+0x10a03c) [0x7fb263c0d03c] [ 45.769] (EE) 6: /usr/bin/X (0x7fb263b03000+0x12e5b8) [0x7fb263c315b8] [ 45.769] (EE) 7: /usr/bin/X (0x7fb263b03000+0x7f677) [0x7fb263b82677] [ 45.769] (EE) 8: /usr/bin/X (DeleteWindow+0x246) [0x7fb263b852f6] [ 45.769] (EE) 9: /usr/bin/X (0x7fb263b03000+0x78492) [0x7fb263b7b492] [ 45.769] (EE) 10: /usr/bin/X (FreeResource+0xa1) [0x7fb263b7bf21] [ 45.769] (EE) 11: /usr/bin/X (0x7fb263b03000+0x50cf7) [0x7fb263b53cf7] [ 45.770] (EE) 12: /usr/bin/X (0x7fb263b03000+0x55f0e) [0x7fb263b58f0e] [ 45.770] (EE) 13: /usr/bin/X (0x7fb263b03000+0x59d9a) [0x7fb263b5cd9a] [ 45.770] (EE) 14: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf5) [0x7fb26163fec5] [ 45.770] (EE) 15: /usr/bin/X (0x7fb263b03000+0x451ee) [0x7fb263b481ee] [ 45.770] (EE) [ 45.770] (EE) Segmentation fault at address 0xa4 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1530205 Title: X Segfaults To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xubuntu-meta/+bug/1530205/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
