I have a very similar crash: [ 10893.990] (EE) Backtrace: [ 10893.990] (EE) 0: /usr/bin/X (xorg_backtrace+0x4e) [0x557a5e41768e] [ 10893.990] (EE) 1: /usr/bin/X (0x557a5e263000+0x1b89f9) [0x557a5e41b9f9] [ 10893.990] (EE) 2: /lib/x86_64-linux-gnu/libc.so.6 (0x7fb5b677a000+0x352f0) [0x7fb5b67af2f0] [ 10893.990] (EE) 3: /usr/bin/X (WriteEventsToClient+0x3a) [0x557a5e2c635a] [ 10893.990] (EE) 4: /usr/bin/X (0x557a5e263000+0x187cd8) [0x557a5e3eacd8] [ 10893.990] (EE) 5: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7fb5b2b51000+0x85db3) [0x7fb5b2bd6db3] [ 10893.990] (EE) 6: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7fb5b2b51000+0x8a5a2) [0x7fb5b2bdb5a2] [ 10893.990] (EE) 7: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7fb5b2b51000+0x1020af) [0x7fb5b2c530af] [ 10893.990] (EE) 8: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7fb5b2b51000+0x10469f) [0x7fb5b2c5569f] [ 10893.990] (EE) 9: /usr/bin/X (0x557a5e263000+0x185c2c) [0x557a5e3e8c2c] [ 10893.990] (EE) 10: /usr/bin/X (DRI2CopyRegion+0x8e) [0x557a5e3e934e] [ 10893.991] (EE) 11: /usr/bin/X (0x557a5e263000+0x188723) [0x557a5e3eb723] [ 10893.991] (EE) 12: /usr/bin/X (0x557a5e263000+0x5818f) [0x557a5e2bb18f] [ 10893.991] (EE) 13: /usr/bin/X (0x557a5e263000+0x5c34b) [0x557a5e2bf34b] [ 10893.991] (EE) 14: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf0) [0x7fb5b679aa40] [ 10893.991] (EE) 15: /usr/bin/X (_start+0x29) [0x557a5e2a96c9] [ 10893.991] (EE) [ 10893.991] (EE) Segmentation fault at address 0xc98
I added the workaround referenced in the other bug, and will see how that goes. It does slow things down, although now I have also disabled compositing in XFCE4. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1510998 Title: Xorg crashes with segfault on 15.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1510998/+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
