[ 514.305597] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id [ 526.119845] radeon 0000:01:00.0: GPU lockup CP stall for more than 10040msec [ 526.119849] ------------[ cut here ]------------ [ 526.119886] WARNING: at /build/buildd/linux-3.0.0/drivers/gpu/drm/radeon/radeon_fence.c:267 radeon_fence_wait+0x322/0x360 [radeon]() [ 526.119888] Hardware name: Aspire 8943G [ 526.119890] GPU lockup (waiting for 0x0000D815 last fence id 0x0000D811) [ 526.119891] Modules linked in: snd_seq_dummy ip6table_filter ip6_tables cryptd aes_i586 aes_generic ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables bridge stp bnep rfcomm dm_crypt parport_pc ppdev kvm_intel kvm arc4 ath9k mac80211 ath9k_common binfmt_misc ath9k_hw uvcvideo snd_hda_codec_hdmi snd_hda_codec_realtek ath snd_hda_intel acer_wmi sparse_keymap mei(C) cfg80211 joydev psmouse serio_raw videodev snd_hda_codec snd_hwdep snd_pcm btusb bluetooth i7core_edac edac_core snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device snd soundcore snd_page_alloc lp parport usbhid hid radeon wmi video atl1c firewire_ohci sdhci_pci sdhci firewire_core crc_itu_t ahci ttm libahci drm_kms_helper drm i2c_algo_bit [ 526.119937] Pid: 1257, comm: Xorg Tainted: G C 3.0.0-8-generic-pae #10-Ubuntu [ 526.119939] Call Trace: [ 526.119947] [] warn_slowpath_common+0x72/0xa0 [ 526.119963] [] ? radeon_fence_wait+0x322/0x360 [radeon] [ 526.119979] [] ? radeon_fence_wait+0x322/0x360 [radeon] [ 526.119982] [] warn_slowpath_fmt+0x33/0x40 [ 526.119999] [] radeon_fence_wait+0x322/0x360 [radeon] [ 526.120004] [] ? add_wait_queue+0x50/0x50 [ 526.120021] [] radeon_sync_obj_wait+0x11/0x20 [radeon] [ 526.120028] [] ttm_bo_wait+0x90/0x180 [ttm] [ 526.120034] [] ? ttm_bo_reserve+0x72/0x90 [ttm] [ 526.120052] [] radeon_gem_wait_idle_ioctl+0x7b/0xf0 [radeon] [ 526.120063] [] drm_ioctl+0x390/0x450 [drm] [ 526.120083] [] ? radeon_gem_busy_ioctl+0x120/0x120 [radeon] [ 526.120088] [] ? restore_i387_fxsave+0x8d/0xa0 [ 526.120098] [] ? drm_copy_field+0x80/0x80 [drm] [ 526.120102] [] do_vfs_ioctl+0x79/0x2d0 [ 526.120104] [] ? restore_sigcontext+0xbe/0xe0 [ 526.120107] [] sys_ioctl+0x6f/0x80 [ 526.120111] [] sysenter_do_call+0x12/0x28 [ 526.120113] ---[ end trace 664438996b4e6d54 ]--- [ 526.121320] radeon 0000:01:00.0: GPU softreset [ 526.121323] radeon 0000:01:00.0: GRBM_STATUS=0xF5702828 [ 526.121326] radeon 0000:01:00.0: GRBM_STATUS_SE0=0xFC000005 [ 526.121329] radeon 0000:01:00.0: GRBM_STATUS_SE1=0x00000007 [ 526.121332] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0 [ 526.121350] radeon 0000:01:00.0: GRBM_SOFT_RESET=0x00007F6B [ 526.121453] radeon 0000:01:00.0: GRBM_STATUS=0x00003828 [ 526.121456] radeon 0000:01:00.0: GRBM_STATUS_SE0=0x00000007 [ 526.121459] radeon 0000:01:00.0: GRBM_STATUS_SE1=0x00000007 [ 526.121462] radeon 0000:01:00.0: SRBM_STATUS=0x200000C0 [ 526.122460] radeon 0000:01:00.0: GPU reset succeed [ 526.144621] radeon 0000:01:00.0: WB enabled [ 526.161398] [drm] ring test succeeded in 1 usecs [ 526.161407] [drm] ib test succeeded in 1 usecs