Hello, same problem on notebook Toshiba Satellite A300d-18i with graphics Ati Radeon Mobility HD3400 SW: Ubuntu 9.10 alpha 3, kernel 2.6.28-13-generic x86_64 Blacklisting of i915 didn't help me. Gnome freezes with black screen upon start. Driver seems to be crashing: -------------------------------------- Jul 26 22:22:37 turion kernel: [ 34.648939] Pid: 3127, comm: Xorg Tainted: P D 2.6.28-13-generic #45-Ubuntu Jul 26 22:22:37 turion kernel: [ 34.648941] RIP: 0010:[] [] kfree+0x4f/0x100 Jul 26 22:22:37 turion kernel: [ 34.648945] RSP: 0018:ffff8800b814bd48 EFLAGS: 00010202 Jul 26 22:22:37 turion kernel: [ 34.648947] RAX: 00000363fdc96820 RBX: ffffe563fdc96820 RCX: ffff880001037f80 Jul 26 22:22:37 turion kernel: [ 34.648950] RDX: ffffe20000000000 RSI: ffff8800be186ca8 RDI: 00007fff5e1dc2c0 Jul 26 22:22:37 turion kernel: [ 34.648952] RBP: ffff8800b814bd78 R08: 0000000000000000 R09: 0000000000000002 Jul 26 22:22:37 turion kernel: [ 34.648954] R10: ffff8800b814bd4d R11: 0000000000000001 R12: 0000000000000005 Jul 26 22:22:37 turion kernel: [ 34.648956] R13: 00007fff5e1dc2c0 R14: ffff8800bdcb8000 R15: 0000000000000000 Jul 26 22:22:37 turion kernel: [ 34.648959] FS: 00007f63561b66f0(0000) GS:ffff8800bf802b80(0000) knlGS:00000000f79dcb90 Jul 26 22:22:37 turion kernel: [ 34.648961] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b Jul 26 22:22:37 turion kernel: [ 34.648963] CR2: ffffe563fdc96820 CR3: 00000000bd9f1000 CR4: 00000000000006a0 Jul 26 22:22:37 turion kernel: [ 34.648965] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jul 26 22:22:37 turion kernel: [ 34.648967] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Jul 26 22:22:37 turion kernel: [ 34.648970] Process Xorg (pid: 3127, threadinfo ffff8800b814a000, task ffff8800bc86c320) Jul 26 22:22:37 turion kernel: [ 34.648972] Stack: Jul 26 22:22:37 turion kernel: [ 34.648973] 0000010046495441 ffff8800bd063d30 0000000000000005 ffff8800b814bda8 Jul 26 22:22:37 turion kernel: [ 34.648977] ffff8800bdcb8000 0000000000000000 ffff8800b814bd88 ffffffffa0165ef9 Jul 26 22:22:37 turion kernel: [ 34.648980] 0000000000000002 ffffffffa0196ed9 ffff8800b814bdc8 00007fff5e1dc2c0 Jul 26 22:22:37 turion kernel: [ 34.648984] Call Trace: Jul 26 22:22:37 turion kernel: [ 34.648987] [] KCL_MEM_SmallBufferFree+0x9/0x10 [fglrx] Jul 26 22:22:37 turion kernel: [ 34.649090] [] firegl_acpi_eval_method+0x159/0x320 [fglrx] Jul 26 22:22:37 turion kernel: [ 34.649150] [] ? firegl_acpi_eval_method+0x0/0x320 [fglrx] Jul 26 22:22:37 turion kernel: [ 34.649208] [] ? firegl_ioctl+0x1ea/0x250 [fglrx] Jul 26 22:22:37 turion kernel: [ 34.649260] [] ? ip_firegl_ioctl+0x11/0x20 [fglrx] Jul 26 22:22:37 turion kernel: [ 34.649307] [] ? vfs_ioctl+0x7d/0xa0 Jul 26 22:22:37 turion kernel: [ 34.649312] [] ? thread_return+0x37/0x36b Jul 26 22:22:37 turion kernel: [ 34.649318] [] ? do_vfs_ioctl+0x75/0x230 Jul 26 22:22:37 turion kernel: [ 34.649321] [] ? sys_ioctl+0x99/0xa0 Jul 26 22:22:37 turion kernel: [ 34.649325] [] ? system_call_fastpath+0x16/0x1b Jul 26 22:22:38 turion kernel: [ 34.649329] Code: 86 90 00 00 00 e8 32 3f f5 ff 48 c1 e8 0c 48 8d 14 c5 00 00 00 00 48 c1 e0 06 48 29 d0 48 ba 00 00 00 00 00 e2 ff ff 48 8d 1c 10 <48> 8b 03 f6 c4 40 74 07 48 8b 5b 10 48 8b 03 84 c0 0f 89 81 00 Jul 26 22:22:38 turion kernel: [ 34.649353] RIP [] kfree+0x4f/0x100 Jul 26 22:22:38 turion kernel: [ 34.649357] RSP Jul 26 22:22:38 turion kernel: [ 34.649358] CR2: ffffe563fdc96820 Jul 26 22:22:38 turion kernel: [ 34.649361] ---[ end trace 729dc3be1c2cd59b ]--- Jul 26 22:22:38 turion kernel: [ 34.651398] [fglrx:firegl_release] *ERROR* device busy: 1 0 Jul 26 22:22:38 turion kernel: [ 34.651402] [fglrx] release failed with code -EBUSY -------------------------------------------------------- Currently I'm working without fglrx and that's very slow.