X is crashing for me too, I have a similar backtrace. Upgraded from 8.04 to 8.10, fglrx 8.54.3, using Radeon 3650 card.
(II) Loading sub module "fglrxdrm" (II) LoadModule: "fglrxdrm" (II) Loading /usr/lib/xorg/modules/linux//libfglrxdrm.so (II) Module fglrxdrm: vendor="FireGL - ATI Technologies Inc." compiled for 1.4.99.906, module version = 8.54.3 ABI class: X.Org Server Extension, version 1.1 (II) fglrx(0): Using adapter: 1:0.0. Backtrace: 0: /usr/X11R6/bin/X(xf86SigHandler+0x79) [0x80c3009] 1: [0xb7f6b400] 2: /usr/lib/xorg/modules/drivers//fglrx_drv.so(atiddxPcsLoadKernelDatabase+0xbc) [0xb770b4cc] 3: /usr/lib/xorg/modules/drivers//fglrx_drv.so [0xb76e9ffa] 4: /usr/lib/xorg/modules/drivers//fglrx_drv.so(atiddxPreInit+0x764) [0xb76e2d44] 5: /usr/X11R6/bin/X(InitOutput+0x96f) [0x80aac9f] 6: /usr/X11R6/bin/X(main+0x279) [0x8071b19] 7: /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe5) [0xb7b6e685] 8: /usr/X11R6/bin/X [0x8071101] Saw signal 11. Server aborting. -- 8.543 Crashes on login screen https://bugs.launchpad.net/bugs/284505 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs