[ 6446.418401] [drm] radeon: finishing device.
[ 6446.924812] radeon 0000:01:00.0: Userspace still has active objects !
[ 6446.924961] radeon 0000:01:00.0: ffff8801843bbe88 ffff8801843bbc00 16384 4294967297 force free
[ 6446.925147] radeon 0000:01:00.0: ffff8801843bc688 ffff8801843bc400 16384 4294967297 force free
[ 6446.925289] radeon 0000:01:00.0: ffff8801843bd288 ffff8801843bd000 16384 4294967297 force free
[ 6446.925423] radeon 0000:01:00.0: ffff8801843bce88 ffff8801843bcc00 16384 4294967297 force free
[ 6446.925555] radeon 0000:01:00.0: ffff8801843bca88 ffff8801843bc800 16384 4294967297 force free
[ 6446.925682] radeon 0000:01:00.0: ffff8801843bd688 ffff8801843bd400 16384 4294967297 force free
[ 6446.925807] radeon 0000:01:00.0: ffff8801843b8288 ffff8801843b8000 3145728 4294967297 force free
[ 6446.925940] radeon 0000:01:00.0: ffff8801843bc288 ffff8801843bc000 8192 4294967297 force free
[ 6446.926096] ------------[ cut here ]------------
[ 6446.926135] WARNING: CPU: 7 PID: 763 at /home/apw/COD/linux/drivers/gpu/drm/radeon/radeon_gart.c:236 radeon_gart_unbind+0xd2/0xe0 [radeon]()
[ 6446.926136] trying to unbind memory from uninitialized GART !
[ 6446.926137] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bnep rfcomm bluetooth binfmt_misc joydev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp snd_hda_intel snd_hda_controller snd_hda_codec kvm_intel snd_hwdep kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei soundcore nuvoton_cir microcode lpc_ich rc_core serio_raw intel_smartconnect mac_hid pci_stub vfio_iommu_type1 vfio_pci vfio i2c_dev w83627ehf hwmon_vid coretemp lp parport dm_crypt hid_generic usbhid hid mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel radeon aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd e1000e igb dca ahci ptp libahci pps_core i2c_algo_bit ttm drm_kms_helper drm wmi video
[ 6446.926174] CPU: 7 PID: 763 Comm: 2stab Not tainted 3.14.0-999-generic #201404080205
[ 6446.926175] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z87 Extreme6, BIOS P2.30 12/26/2013
[ 6446.926176]  00000000000000ec ffff88018a3298f8 ffffffff8175a047 0000000000000007
[ 6446.926178]  ffff88018a329948 ffff88018a329938 ffffffff810689dc ffff88022f214500
[ 6446.926179]  ffff8800bb650000 ffff88018a329b50 ffff8800bb650718 ffff8801d6eb4480
[ 6446.926180] Call Trace:
[ 6446.926185]  [<ffffffff8175a047>] dump_stack+0x46/0x58
[ 6446.926189]  [<ffffffff810689dc>] warn_slowpath_common+0x8c/0xc0
[ 6446.926190]  [<ffffffff81068ac6>] warn_slowpath_fmt+0x46/0x50
[ 6446.926200]  [<ffffffffa0431d42>] radeon_gart_unbind+0xd2/0xe0 [radeon]
[ 6446.926209]  [<ffffffffa042e88a>] radeon_ttm_backend_unbind+0x1a/0x20 [radeon]
[ 6446.926214]  [<ffffffffa00631b7>] ttm_tt_unbind+0x27/0x40 [ttm]
[ 6446.926218]  [<ffffffffa0067cc8>] ttm_bo_move_ttm+0xf8/0x130 [ttm]
[ 6446.926222]  [<ffffffffa00653d6>] ttm_bo_handle_move_mem+0x636/0x6f0 [ttm]
[ 6446.926225]  [<ffffffff8109e622>] ? default_wake_function+0x12/0x20
[ 6446.926227]  [<ffffffff81751def>] ? __slab_free+0xee/0x234
[ 6446.926231]  [<ffffffffa006560a>] ttm_bo_evict+0x17a/0x260 [ttm]
[ 6446.926234]  [<ffffffffa0065835>] ttm_mem_evict_first+0x145/0x1a0 [ttm]
[ 6446.926239]  [<ffffffffa006b4e3>] ? ttm_bo_man_takedown+0x53/0x80 [ttm]
[ 6446.926242]  [<ffffffffa00658fc>] ttm_bo_force_list_clean+0x6c/0xc0 [ttm]
[ 6446.926246]  [<ffffffffa00659f7>] ttm_bo_clean_mm+0x47/0x90 [ttm]
[ 6446.926255]  [<ffffffffa042feb2>] radeon_ttm_fini+0xf2/0x1c0 [radeon]
[ 6446.926264]  [<ffffffffa0430926>] radeon_bo_fini+0x16/0x30 [radeon]
[ 6446.926278]  [<ffffffffa048e247>] cayman_fini+0xa7/0xd0 [radeon]
[ 6446.926286]  [<ffffffffa04164bf>] radeon_device_fini+0x3f/0x120 [radeon]
[ 6446.926293]  [<ffffffffa04186e7>] radeon_driver_unload_kms+0x57/0x80 [radeon]
[ 6446.926301]  [<ffffffffa001f4b0>] drm_dev_unregister+0x30/0xb0 [drm]
[ 6446.926308]  [<ffffffffa001f93f>] drm_put_dev+0x3f/0x70 [drm]
[ 6446.926313]  [<ffffffffa03fb3dd>] radeon_pci_remove+0x1d/0x20 [radeon]
[ 6446.926316]  [<ffffffff813b98b6>] pci_device_remove+0x46/0xc0
[ 6446.926319]  [<ffffffff814a801f>] __device_release_driver+0x7f/0xf0
[ 6446.926320]  [<ffffffff814a80bc>] device_release_driver+0x2c/0x40
[ 6446.926322]  [<ffffffff814a6f21>] unbind_store+0xa1/0xc0
[ 6446.926325]  [<ffffffff812449fb>] ? kernfs_fop_write+0x5b/0x170
[ 6446.926326]  [<ffffffff814a62d4>] drv_attr_store+0x24/0x40
[ 6446.926327]  [<ffffffff81245751>] sysfs_kf_write+0x41/0x50
[ 6446.926329]  [<ffffffff81244aa6>] kernfs_fop_write+0x106/0x170
[ 6446.926331]  [<ffffffff811ccc9b>] vfs_write+0xcb/0x1f0
[ 6446.926333]  [<ffffffff811cd19f>] SyS_write+0x4f/0xb0
[ 6446.926335]  [<ffffffff8177063f>] tracesys+0xe1/0xe6
[ 6446.926336] ---[ end trace ed67c706ec7cc13d ]---
[ 6446.926338] ------------[ cut here ]------------
[ 6446.926346] WARNING: CPU: 7 PID: 763 at /home/apw/COD/linux/drivers/gpu/drm/radeon/radeon_gart.c:236 radeon_gart_unbind+0xd2/0xe0 [radeon]()
[ 6446.926347] trying to unbind memory from uninitialized GART !
[ 6446.926347] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bnep rfcomm bluetooth binfmt_misc joydev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp snd_hda_intel snd_hda_controller snd_hda_codec kvm_intel snd_hwdep kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei soundcore nuvoton_cir microcode lpc_ich rc_core serio_raw intel_smartconnect mac_hid pci_stub vfio_iommu_type1 vfio_pci vfio i2c_dev w83627ehf hwmon_vid coretemp lp parport dm_crypt hid_generic usbhid hid mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel radeon aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd e1000e igb dca ahci ptp libahci pps_core i2c_algo_bit ttm drm_kms_helper drm wmi video
[ 6446.926375] CPU: 7 PID: 763 Comm: 2stab Tainted: G        W     3.14.0-999-generic #201404080205
[ 6446.926376] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z87 Extreme6, BIOS P2.30 12/26/2013
[ 6446.926376]  00000000000000ec ffff88018a3298f8 ffffffff8175a047 0000000000000007
[ 6446.926378]  ffff88018a329948 ffff88018a329938 ffffffff810689dc ffff88022f214500
[ 6446.926379]  ffff8800bb650000 ffff88018a329b50 ffff8800bb650718 ffff8801d6eb4d00
[ 6446.926380] Call Trace:
[ 6446.926382]  [<ffffffff8175a047>] dump_stack+0x46/0x58
[ 6446.926384]  [<ffffffff810689dc>] warn_slowpath_common+0x8c/0xc0
[ 6446.926385]  [<ffffffff81068ac6>] warn_slowpath_fmt+0x46/0x50
[ 6446.926394]  [<ffffffffa0431d42>] radeon_gart_unbind+0xd2/0xe0 [radeon]
[ 6446.926402]  [<ffffffffa042e88a>] radeon_ttm_backend_unbind+0x1a/0x20 [radeon]
[ 6446.926406]  [<ffffffffa00631b7>] ttm_tt_unbind+0x27/0x40 [ttm]
[ 6446.926410]  [<ffffffffa0067cc8>] ttm_bo_move_ttm+0xf8/0x130 [ttm]
[ 6446.926413]  [<ffffffffa00653d6>] ttm_bo_handle_move_mem+0x636/0x6f0 [ttm]
[ 6446.926415]  [<ffffffff8109e622>] ? default_wake_function+0x12/0x20
[ 6446.926417]  [<ffffffff81751def>] ? __slab_free+0xee/0x234
[ 6446.926420]  [<ffffffffa006560a>] ttm_bo_evict+0x17a/0x260 [ttm]
[ 6446.926424]  [<ffffffffa0065835>] ttm_mem_evict_first+0x145/0x1a0 [ttm]
[ 6446.926428]  [<ffffffffa006b4e3>] ? ttm_bo_man_takedown+0x53/0x80 [ttm]
[ 6446.926432]  [<ffffffffa00658fc>] ttm_bo_force_list_clean+0x6c/0xc0 [ttm]
[ 6446.926435]  [<ffffffffa00659f7>] ttm_bo_clean_mm+0x47/0x90 [ttm]
[ 6446.926443]  [<ffffffffa042feb2>] radeon_ttm_fini+0xf2/0x1c0 [radeon]
[ 6446.926452]  [<ffffffffa0430926>] radeon_bo_fini+0x16/0x30 [radeon]
[ 6446.926465]  [<ffffffffa048e247>] cayman_fini+0xa7/0xd0 [radeon]
[ 6446.926473]  [<ffffffffa04164bf>] radeon_device_fini+0x3f/0x120 [radeon]
[ 6446.926480]  [<ffffffffa04186e7>] radeon_driver_unload_kms+0x57/0x80 [radeon]
[ 6446.926486]  [<ffffffffa001f4b0>] drm_dev_unregister+0x30/0xb0 [drm]
[ 6446.926492]  [<ffffffffa001f93f>] drm_put_dev+0x3f/0x70 [drm]
[ 6446.926497]  [<ffffffffa03fb3dd>] radeon_pci_remove+0x1d/0x20 [radeon]
[ 6446.926499]  [<ffffffff813b98b6>] pci_device_remove+0x46/0xc0
[ 6446.926501]  [<ffffffff814a801f>] __device_release_driver+0x7f/0xf0
[ 6446.926503]  [<ffffffff814a80bc>] device_release_driver+0x2c/0x40
[ 6446.926505]  [<ffffffff814a6f21>] unbind_store+0xa1/0xc0
[ 6446.926506]  [<ffffffff812449fb>] ? kernfs_fop_write+0x5b/0x170
[ 6446.926508]  [<ffffffff814a62d4>] drv_attr_store+0x24/0x40
[ 6446.926509]  [<ffffffff81245751>] sysfs_kf_write+0x41/0x50
[ 6446.926511]  [<ffffffff81244aa6>] kernfs_fop_write+0x106/0x170
[ 6446.926512]  [<ffffffff811ccc9b>] vfs_write+0xcb/0x1f0
[ 6446.926514]  [<ffffffff811cd19f>] SyS_write+0x4f/0xb0
[ 6446.926515]  [<ffffffff8177063f>] tracesys+0xe1/0xe6
[ 6446.926516] ---[ end trace ed67c706ec7cc13e ]---
[ 6446.926517] ------------[ cut here ]------------
[ 6446.926525] WARNING: CPU: 7 PID: 763 at /home/apw/COD/linux/drivers/gpu/drm/radeon/radeon_gart.c:236 radeon_gart_unbind+0xd2/0xe0 [radeon]()
[ 6446.926526] trying to unbind memory from uninitialized GART !
[ 6446.926526] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bnep rfcomm bluetooth binfmt_misc joydev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp snd_hda_intel snd_hda_controller snd_hda_codec kvm_intel snd_hwdep kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei soundcore nuvoton_cir microcode lpc_ich rc_core serio_raw intel_smartconnect mac_hid pci_stub vfio_iommu_type1 vfio_pci vfio i2c_dev w83627ehf hwmon_vid coretemp lp parport dm_crypt hid_generic usbhid hid mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel radeon aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd e1000e igb dca ahci ptp libahci pps_core i2c_algo_bit ttm drm_kms_helper drm wmi video
[ 6446.926555] CPU: 7 PID: 763 Comm: 2stab Tainted: G        W     3.14.0-999-generic #201404080205
[ 6446.926556] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z87 Extreme6, BIOS P2.30 12/26/2013
[ 6446.926557]  00000000000000ec ffff88018a3298f8 ffffffff8175a047 0000000000000007
[ 6446.926558]  ffff88018a329948 ffff88018a329938 ffffffff810689dc ffff88022f214500
[ 6446.926560]  ffff8800bb650000 ffff88018a329b50 ffff8800bb650718 ffff8801d6eb4200
[ 6446.926561] Call Trace:
[ 6446.926563]  [<ffffffff8175a047>] dump_stack+0x46/0x58
[ 6446.926565]  [<ffffffff810689dc>] warn_slowpath_common+0x8c/0xc0
[ 6446.926566]  [<ffffffff81068ac6>] warn_slowpath_fmt+0x46/0x50
[ 6446.926577]  [<ffffffffa0431d42>] radeon_gart_unbind+0xd2/0xe0 [radeon]
[ 6446.926587]  [<ffffffffa042e88a>] radeon_ttm_backend_unbind+0x1a/0x20 [radeon]
[ 6446.926591]  [<ffffffffa00631b7>] ttm_tt_unbind+0x27/0x40 [ttm]
[ 6446.926595]  [<ffffffffa0067cc8>] ttm_bo_move_ttm+0xf8/0x130 [ttm]
[ 6446.926599]  [<ffffffffa00653d6>] ttm_bo_handle_move_mem+0x636/0x6f0 [ttm]
[ 6446.926601]  [<ffffffff8109e622>] ? default_wake_function+0x12/0x20
[ 6446.926603]  [<ffffffff81751def>] ? __slab_free+0xee/0x234
[ 6446.926607]  [<ffffffffa006560a>] ttm_bo_evict+0x17a/0x260 [ttm]
[ 6446.926611]  [<ffffffffa0065835>] ttm_mem_evict_first+0x145/0x1a0 [ttm]
[ 6446.926616]  [<ffffffffa006b4e3>] ? ttm_bo_man_takedown+0x53/0x80 [ttm]
[ 6446.926619]  [<ffffffffa00658fc>] ttm_bo_force_list_clean+0x6c/0xc0 [ttm]
[ 6446.926623]  [<ffffffffa00659f7>] ttm_bo_clean_mm+0x47/0x90 [ttm]
[ 6446.926634]  [<ffffffffa042feb2>] radeon_ttm_fini+0xf2/0x1c0 [radeon]
[ 6446.926644]  [<ffffffffa0430926>] radeon_bo_fini+0x16/0x30 [radeon]
[ 6446.926659]  [<ffffffffa048e247>] cayman_fini+0xa7/0xd0 [radeon]
[ 6446.926668]  [<ffffffffa04164bf>] radeon_device_fini+0x3f/0x120 [radeon]
[ 6446.926677]  [<ffffffffa04186e7>] radeon_driver_unload_kms+0x57/0x80 [radeon]
[ 6446.926683]  [<ffffffffa001f4b0>] drm_dev_unregister+0x30/0xb0 [drm]
[ 6446.926689]  [<ffffffffa001f93f>] drm_put_dev+0x3f/0x70 [drm]
[ 6446.926697]  [<ffffffffa03fb3dd>] radeon_pci_remove+0x1d/0x20 [radeon]
[ 6446.926698]  [<ffffffff813b98b6>] pci_device_remove+0x46/0xc0
[ 6446.926701]  [<ffffffff814a801f>] __device_release_driver+0x7f/0xf0
[ 6446.926702]  [<ffffffff814a80bc>] device_release_driver+0x2c/0x40
[ 6446.926704]  [<ffffffff814a6f21>] unbind_store+0xa1/0xc0
[ 6446.926706]  [<ffffffff812449fb>] ? kernfs_fop_write+0x5b/0x170
[ 6446.926707]  [<ffffffff814a62d4>] drv_attr_store+0x24/0x40
[ 6446.926709]  [<ffffffff81245751>] sysfs_kf_write+0x41/0x50
[ 6446.926710]  [<ffffffff81244aa6>] kernfs_fop_write+0x106/0x170
[ 6446.926712]  [<ffffffff811ccc9b>] vfs_write+0xcb/0x1f0
[ 6446.926713]  [<ffffffff811cd19f>] SyS_write+0x4f/0xb0
[ 6446.926715]  [<ffffffff8177063f>] tracesys+0xe1/0xe6
[ 6446.926716] ---[ end trace ed67c706ec7cc13f ]---
[ 6446.926717] ------------[ cut here ]------------
[ 6446.926727] WARNING: CPU: 7 PID: 763 at /home/apw/COD/linux/drivers/gpu/drm/radeon/radeon_gart.c:236 radeon_gart_unbind+0xd2/0xe0 [radeon]()
[ 6446.926728] trying to unbind memory from uninitialized GART !
[ 6446.926728] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bnep rfcomm bluetooth binfmt_misc joydev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp snd_hda_intel snd_hda_controller snd_hda_codec kvm_intel snd_hwdep kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei soundcore nuvoton_cir microcode lpc_ich rc_core serio_raw intel_smartconnect mac_hid pci_stub vfio_iommu_type1 vfio_pci vfio i2c_dev w83627ehf hwmon_vid coretemp lp parport dm_crypt hid_generic usbhid hid mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel radeon aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd e1000e igb dca ahci ptp libahci pps_core i2c_algo_bit ttm drm_kms_helper drm wmi video
[ 6446.926757] CPU: 7 PID: 763 Comm: 2stab Tainted: G        W     3.14.0-999-generic #201404080205
[ 6446.926757] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z87 Extreme6, BIOS P2.30 12/26/2013
[ 6446.926758]  00000000000000ec ffff88018a3298f8 ffffffff8175a047 0000000000000007
[ 6446.926760]  ffff88018a329948 ffff88018a329938 ffffffff810689dc ffff88022f214500
[ 6446.926761]  ffff8800bb650000 ffff88018a329b50 ffff8800bb650718 ffff8801d6eb4980
[ 6446.926763] Call Trace:
[ 6446.926764]  [<ffffffff8175a047>] dump_stack+0x46/0x58
[ 6446.926766]  [<ffffffff810689dc>] warn_slowpath_common+0x8c/0xc0
[ 6446.926768]  [<ffffffff81068ac6>] warn_slowpath_fmt+0x46/0x50
[ 6446.926779]  [<ffffffffa0431d42>] radeon_gart_unbind+0xd2/0xe0 [radeon]
[ 6446.926789]  [<ffffffffa042e88a>] radeon_ttm_backend_unbind+0x1a/0x20 [radeon]
[ 6446.926793]  [<ffffffffa00631b7>] ttm_tt_unbind+0x27/0x40 [ttm]
[ 6446.926797]  [<ffffffffa0067cc8>] ttm_bo_move_ttm+0xf8/0x130 [ttm]
[ 6446.926801]  [<ffffffffa00653d6>] ttm_bo_handle_move_mem+0x636/0x6f0 [ttm]
[ 6446.926803]  [<ffffffff8109e622>] ? default_wake_function+0x12/0x20
[ 6446.926804]  [<ffffffff81751def>] ? __slab_free+0xee/0x234
[ 6446.926808]  [<ffffffffa006560a>] ttm_bo_evict+0x17a/0x260 [ttm]
[ 6446.926812]  [<ffffffffa0065835>] ttm_mem_evict_first+0x145/0x1a0 [ttm]
[ 6446.926817]  [<ffffffffa006b4e3>] ? ttm_bo_man_takedown+0x53/0x80 [ttm]
[ 6446.926821]  [<ffffffffa00658fc>] ttm_bo_force_list_clean+0x6c/0xc0 [ttm]
[ 6446.926824]  [<ffffffffa00659f7>] ttm_bo_clean_mm+0x47/0x90 [ttm]
[ 6446.926835]  [<ffffffffa042feb2>] radeon_ttm_fini+0xf2/0x1c0 [radeon]
[ 6446.926845]  [<ffffffffa0430926>] radeon_bo_fini+0x16/0x30 [radeon]
[ 6446.926860]  [<ffffffffa048e247>] cayman_fini+0xa7/0xd0 [radeon]
[ 6446.926869]  [<ffffffffa04164bf>] radeon_device_fini+0x3f/0x120 [radeon]
[ 6446.926878]  [<ffffffffa04186e7>] radeon_driver_unload_kms+0x57/0x80 [radeon]
[ 6446.926884]  [<ffffffffa001f4b0>] drm_dev_unregister+0x30/0xb0 [drm]
[ 6446.926890]  [<ffffffffa001f93f>] drm_put_dev+0x3f/0x70 [drm]
[ 6446.926898]  [<ffffffffa03fb3dd>] radeon_pci_remove+0x1d/0x20 [radeon]
[ 6446.926899]  [<ffffffff813b98b6>] pci_device_remove+0x46/0xc0
[ 6446.926901]  [<ffffffff814a801f>] __device_release_driver+0x7f/0xf0
[ 6446.926903]  [<ffffffff814a80bc>] device_release_driver+0x2c/0x40
[ 6446.926905]  [<ffffffff814a6f21>] unbind_store+0xa1/0xc0
[ 6446.926907]  [<ffffffff812449fb>] ? kernfs_fop_write+0x5b/0x170
[ 6446.926908]  [<ffffffff814a62d4>] drv_attr_store+0x24/0x40
[ 6446.926910]  [<ffffffff81245751>] sysfs_kf_write+0x41/0x50
[ 6446.926911]  [<ffffffff81244aa6>] kernfs_fop_write+0x106/0x170
[ 6446.926913]  [<ffffffff811ccc9b>] vfs_write+0xcb/0x1f0
[ 6446.926914]  [<ffffffff811cd19f>] SyS_write+0x4f/0xb0
[ 6446.926916]  [<ffffffff8177063f>] tracesys+0xe1/0xe6
[ 6446.926917] ---[ end trace ed67c706ec7cc140 ]---
[ 6446.926918] ------------[ cut here ]------------
[ 6446.926928] WARNING: CPU: 7 PID: 763 at /home/apw/COD/linux/drivers/gpu/drm/radeon/radeon_gart.c:236 radeon_gart_unbind+0xd2/0xe0 [radeon]()
[ 6446.926928] trying to unbind memory from uninitialized GART !
[ 6446.926929] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bnep rfcomm bluetooth binfmt_misc joydev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp snd_hda_intel snd_hda_controller snd_hda_codec kvm_intel snd_hwdep kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei soundcore nuvoton_cir microcode lpc_ich rc_core serio_raw intel_smartconnect mac_hid pci_stub vfio_iommu_type1 vfio_pci vfio i2c_dev w83627ehf hwmon_vid coretemp lp parport dm_crypt hid_generic usbhid hid mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel radeon aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd e1000e igb dca ahci ptp libahci pps_core i2c_algo_bit ttm drm_kms_helper drm wmi video
[ 6446.926957] CPU: 7 PID: 763 Comm: 2stab Tainted: G        W     3.14.0-999-generic #201404080205
[ 6446.926958] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z87 Extreme6, BIOS P2.30 12/26/2013
[ 6446.926958]  00000000000000ec ffff88018a3298f8 ffffffff8175a047 0000000000000007
[ 6446.926960]  ffff88018a329948 ffff88018a329938 ffffffff810689dc ffff88022f214500
[ 6446.926961]  ffff8800bb650000 ffff88018a329b50 ffff8800bb650718 ffff8800b63da600
[ 6446.926963] Call Trace:
[ 6446.926964]  [<ffffffff8175a047>] dump_stack+0x46/0x58
[ 6446.926966]  [<ffffffff810689dc>] warn_slowpath_common+0x8c/0xc0
[ 6446.926968]  [<ffffffff81068ac6>] warn_slowpath_fmt+0x46/0x50
[ 6446.926979]  [<ffffffffa0431d42>] radeon_gart_unbind+0xd2/0xe0 [radeon]
[ 6446.926989]  [<ffffffffa042e88a>] radeon_ttm_backend_unbind+0x1a/0x20 [radeon]
[ 6446.926993]  [<ffffffffa00631b7>] ttm_tt_unbind+0x27/0x40 [ttm]
[ 6446.926997]  [<ffffffffa0067cc8>] ttm_bo_move_ttm+0xf8/0x130 [ttm]
[ 6446.927001]  [<ffffffffa00653d6>] ttm_bo_handle_move_mem+0x636/0x6f0 [ttm]
[ 6446.927003]  [<ffffffff8109e622>] ? default_wake_function+0x12/0x20
[ 6446.927004]  [<ffffffff81751def>] ? __slab_free+0xee/0x234
[ 6446.927008]  [<ffffffffa006560a>] ttm_bo_evict+0x17a/0x260 [ttm]
[ 6446.927012]  [<ffffffffa0065835>] ttm_mem_evict_first+0x145/0x1a0 [ttm]
[ 6446.927017]  [<ffffffffa006b4e3>] ? ttm_bo_man_takedown+0x53/0x80 [ttm]
[ 6446.927020]  [<ffffffffa00658fc>] ttm_bo_force_list_clean+0x6c/0xc0 [ttm]
[ 6446.927024]  [<ffffffffa00659f7>] ttm_bo_clean_mm+0x47/0x90 [ttm]
[ 6446.927034]  [<ffffffffa042feb2>] radeon_ttm_fini+0xf2/0x1c0 [radeon]
[ 6446.927045]  [<ffffffffa0430926>] radeon_bo_fini+0x16/0x30 [radeon]
[ 6446.927060]  [<ffffffffa048e247>] cayman_fini+0xa7/0xd0 [radeon]
[ 6446.927068]  [<ffffffffa04164bf>] radeon_device_fini+0x3f/0x120 [radeon]
[ 6446.927077]  [<ffffffffa04186e7>] radeon_driver_unload_kms+0x57/0x80 [radeon]
[ 6446.927083]  [<ffffffffa001f4b0>] drm_dev_unregister+0x30/0xb0 [drm]
[ 6446.927090]  [<ffffffffa001f93f>] drm_put_dev+0x3f/0x70 [drm]
[ 6446.927097]  [<ffffffffa03fb3dd>] radeon_pci_remove+0x1d/0x20 [radeon]
[ 6446.927099]  [<ffffffff813b98b6>] pci_device_remove+0x46/0xc0
[ 6446.927101]  [<ffffffff814a801f>] __device_release_driver+0x7f/0xf0
[ 6446.927103]  [<ffffffff814a80bc>] device_release_driver+0x2c/0x40
[ 6446.927105]  [<ffffffff814a6f21>] unbind_store+0xa1/0xc0
[ 6446.927106]  [<ffffffff812449fb>] ? kernfs_fop_write+0x5b/0x170
[ 6446.927108]  [<ffffffff814a62d4>] drv_attr_store+0x24/0x40
[ 6446.927109]  [<ffffffff81245751>] sysfs_kf_write+0x41/0x50
[ 6446.927111]  [<ffffffff81244aa6>] kernfs_fop_write+0x106/0x170
[ 6446.927112]  [<ffffffff811ccc9b>] vfs_write+0xcb/0x1f0
[ 6446.927114]  [<ffffffff811cd19f>] SyS_write+0x4f/0xb0
[ 6446.927116]  [<ffffffff8177063f>] tracesys+0xe1/0xe6
[ 6446.927116] ---[ end trace ed67c706ec7cc141 ]---
[ 6446.927117] ------------[ cut here ]------------
[ 6446.927127] WARNING: CPU: 7 PID: 763 at /home/apw/COD/linux/drivers/gpu/drm/radeon/radeon_gart.c:236 radeon_gart_unbind+0xd2/0xe0 [radeon]()
[ 6446.927128] trying to unbind memory from uninitialized GART !
[ 6446.927128] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bnep rfcomm bluetooth binfmt_misc joydev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp snd_hda_intel snd_hda_controller snd_hda_codec kvm_intel snd_hwdep kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei soundcore nuvoton_cir microcode lpc_ich rc_core serio_raw intel_smartconnect mac_hid pci_stub vfio_iommu_type1 vfio_pci vfio i2c_dev w83627ehf hwmon_vid coretemp lp parport dm_crypt hid_generic usbhid hid mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel radeon aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd e1000e igb dca ahci ptp libahci pps_core i2c_algo_bit ttm drm_kms_helper drm wmi video
[ 6446.927157] CPU: 7 PID: 763 Comm: 2stab Tainted: G        W     3.14.0-999-generic #201404080205
[ 6446.927158] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z87 Extreme6, BIOS P2.30 12/26/2013
[ 6446.927159]  00000000000000ec ffff88018a3298f8 ffffffff8175a047 0000000000000007
[ 6446.927160]  ffff88018a329948 ffff88018a329938 ffffffff810689dc ffff88022f214500
[ 6446.927162]  ffff8800bb650000 ffff88018a329b50 ffff8800bb650718 ffff8800b63dac00
[ 6446.927163] Call Trace:
[ 6446.927165]  [<ffffffff8175a047>] dump_stack+0x46/0x58
[ 6446.927166]  [<ffffffff810689dc>] warn_slowpath_common+0x8c/0xc0
[ 6446.927168]  [<ffffffff81068ac6>] warn_slowpath_fmt+0x46/0x50
[ 6446.927179]  [<ffffffffa0431d42>] radeon_gart_unbind+0xd2/0xe0 [radeon]
[ 6446.927189]  [<ffffffffa042e88a>] radeon_ttm_backend_unbind+0x1a/0x20 [radeon]
[ 6446.927193]  [<ffffffffa00631b7>] ttm_tt_unbind+0x27/0x40 [ttm]
[ 6446.927197]  [<ffffffffa0067cc8>] ttm_bo_move_ttm+0xf8/0x130 [ttm]
[ 6446.927201]  [<ffffffffa00653d6>] ttm_bo_handle_move_mem+0x636/0x6f0 [ttm]
[ 6446.927203]  [<ffffffff8109e622>] ? default_wake_function+0x12/0x20
[ 6446.927205]  [<ffffffff81751def>] ? __slab_free+0xee/0x234
[ 6446.927209]  [<ffffffffa006560a>] ttm_bo_evict+0x17a/0x260 [ttm]
[ 6446.927213]  [<ffffffffa0065835>] ttm_mem_evict_first+0x145/0x1a0 [ttm]
[ 6446.927217]  [<ffffffffa006b4e3>] ? ttm_bo_man_takedown+0x53/0x80 [ttm]
[ 6446.927221]  [<ffffffffa00658fc>] ttm_bo_force_list_clean+0x6c/0xc0 [ttm]
[ 6446.927225]  [<ffffffffa00659f7>] ttm_bo_clean_mm+0x47/0x90 [ttm]
[ 6446.927235]  [<ffffffffa042feb2>] radeon_ttm_fini+0xf2/0x1c0 [radeon]
[ 6446.927245]  [<ffffffffa0430926>] radeon_bo_fini+0x16/0x30 [radeon]
[ 6446.927260]  [<ffffffffa048e247>] cayman_fini+0xa7/0xd0 [radeon]
[ 6446.927269]  [<ffffffffa04164bf>] radeon_device_fini+0x3f/0x120 [radeon]
[ 6446.927278]  [<ffffffffa04186e7>] radeon_driver_unload_kms+0x57/0x80 [radeon]
[ 6446.927284]  [<ffffffffa001f4b0>] drm_dev_unregister+0x30/0xb0 [drm]
[ 6446.927291]  [<ffffffffa001f93f>] drm_put_dev+0x3f/0x70 [drm]
[ 6446.927298]  [<ffffffffa03fb3dd>] radeon_pci_remove+0x1d/0x20 [radeon]
[ 6446.927300]  [<ffffffff813b98b6>] pci_device_remove+0x46/0xc0
[ 6446.927302]  [<ffffffff814a801f>] __device_release_driver+0x7f/0xf0
[ 6446.927303]  [<ffffffff814a80bc>] device_release_driver+0x2c/0x40
[ 6446.927305]  [<ffffffff814a6f21>] unbind_store+0xa1/0xc0
[ 6446.927307]  [<ffffffff812449fb>] ? kernfs_fop_write+0x5b/0x170
[ 6446.927308]  [<ffffffff814a62d4>] drv_attr_store+0x24/0x40
[ 6446.927310]  [<ffffffff81245751>] sysfs_kf_write+0x41/0x50
[ 6446.927311]  [<ffffffff81244aa6>] kernfs_fop_write+0x106/0x170
[ 6446.927313]  [<ffffffff811ccc9b>] vfs_write+0xcb/0x1f0
[ 6446.927314]  [<ffffffff811cd19f>] SyS_write+0x4f/0xb0
[ 6446.927316]  [<ffffffff8177063f>] tracesys+0xe1/0xe6
[ 6446.927317] ---[ end trace ed67c706ec7cc142 ]---
[ 6446.927318] ------------[ cut here ]------------
[ 6446.927328] WARNING: CPU: 7 PID: 763 at /home/apw/COD/linux/drivers/gpu/drm/radeon/radeon_gart.c:236 radeon_gart_unbind+0xd2/0xe0 [radeon]()
[ 6446.927328] trying to unbind memory from uninitialized GART !
[ 6446.927329] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bnep rfcomm bluetooth binfmt_misc joydev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp snd_hda_intel snd_hda_controller snd_hda_codec kvm_intel snd_hwdep kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei soundcore nuvoton_cir microcode lpc_ich rc_core serio_raw intel_smartconnect mac_hid pci_stub vfio_iommu_type1 vfio_pci vfio i2c_dev w83627ehf hwmon_vid coretemp lp parport dm_crypt hid_generic usbhid hid mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel radeon aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd e1000e igb dca ahci ptp libahci pps_core i2c_algo_bit ttm drm_kms_helper drm wmi video
[ 6446.927357] CPU: 7 PID: 763 Comm: 2stab Tainted: G        W     3.14.0-999-generic #201404080205
[ 6446.927358] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z87 Extreme6, BIOS P2.30 12/26/2013
[ 6446.927359]  00000000000000ec ffff88018a3298f8 ffffffff8175a047 0000000000000007
[ 6446.927360]  ffff88018a329948 ffff88018a329938 ffffffff810689dc ffff88022f214500
[ 6446.927362]  ffff8800bb650000 ffff88018a329b50 ffff8800bb650718 ffff8800b7a54a80
[ 6446.927363] Call Trace:
[ 6446.927365]  [<ffffffff8175a047>] dump_stack+0x46/0x58
[ 6446.927367]  [<ffffffff810689dc>] warn_slowpath_common+0x8c/0xc0
[ 6446.927368]  [<ffffffff81068ac6>] warn_slowpath_fmt+0x46/0x50
[ 6446.927379]  [<ffffffffa0431d42>] radeon_gart_unbind+0xd2/0xe0 [radeon]
[ 6446.927389]  [<ffffffffa042e88a>] radeon_ttm_backend_unbind+0x1a/0x20 [radeon]
[ 6446.927393]  [<ffffffffa00631b7>] ttm_tt_unbind+0x27/0x40 [ttm]
[ 6446.927397]  [<ffffffffa0067cc8>] ttm_bo_move_ttm+0xf8/0x130 [ttm]
[ 6446.927401]  [<ffffffffa00653d6>] ttm_bo_handle_move_mem+0x636/0x6f0 [ttm]
[ 6446.927403]  [<ffffffff8109e622>] ? default_wake_function+0x12/0x20
[ 6446.927405]  [<ffffffff81751def>] ? __slab_free+0xee/0x234
[ 6446.927409]  [<ffffffffa006560a>] ttm_bo_evict+0x17a/0x260 [ttm]
[ 6446.927413]  [<ffffffffa0065835>] ttm_mem_evict_first+0x145/0x1a0 [ttm]
[ 6446.927417]  [<ffffffffa006b4e3>] ? ttm_bo_man_takedown+0x53/0x80 [ttm]
[ 6446.927421]  [<ffffffffa00658fc>] ttm_bo_force_list_clean+0x6c/0xc0 [ttm]
[ 6446.927425]  [<ffffffffa00659f7>] ttm_bo_clean_mm+0x47/0x90 [ttm]
[ 6446.927435]  [<ffffffffa042feb2>] radeon_ttm_fini+0xf2/0x1c0 [radeon]
[ 6446.927445]  [<ffffffffa0430926>] radeon_bo_fini+0x16/0x30 [radeon]
[ 6446.927460]  [<ffffffffa048e247>] cayman_fini+0xa7/0xd0 [radeon]
[ 6446.927469]  [<ffffffffa04164bf>] radeon_device_fini+0x3f/0x120 [radeon]
[ 6446.927478]  [<ffffffffa04186e7>] radeon_driver_unload_kms+0x57/0x80 [radeon]
[ 6446.927484]  [<ffffffffa001f4b0>] drm_dev_unregister+0x30/0xb0 [drm]
[ 6446.927490]  [<ffffffffa001f93f>] drm_put_dev+0x3f/0x70 [drm]
[ 6446.927498]  [<ffffffffa03fb3dd>] radeon_pci_remove+0x1d/0x20 [radeon]
[ 6446.927499]  [<ffffffff813b98b6>] pci_device_remove+0x46/0xc0
[ 6446.927501]  [<ffffffff814a801f>] __device_release_driver+0x7f/0xf0
[ 6446.927503]  [<ffffffff814a80bc>] device_release_driver+0x2c/0x40
[ 6446.927505]  [<ffffffff814a6f21>] unbind_store+0xa1/0xc0
[ 6446.927507]  [<ffffffff812449fb>] ? kernfs_fop_write+0x5b/0x170
[ 6446.927508]  [<ffffffff814a62d4>] drv_attr_store+0x24/0x40
[ 6446.927509]  [<ffffffff81245751>] sysfs_kf_write+0x41/0x50
[ 6446.927511]  [<ffffffff81244aa6>] kernfs_fop_write+0x106/0x170
[ 6446.927513]  [<ffffffff811ccc9b>] vfs_write+0xcb/0x1f0
[ 6446.927514]  [<ffffffff811cd19f>] SyS_write+0x4f/0xb0
[ 6446.927516]  [<ffffffff8177063f>] tracesys+0xe1/0xe6
[ 6446.927517] ---[ end trace ed67c706ec7cc143 ]---
[ 6446.927518] ------------[ cut here ]------------
[ 6446.927527] WARNING: CPU: 7 PID: 763 at /home/apw/COD/linux/drivers/gpu/drm/radeon/radeon_gart.c:236 radeon_gart_unbind+0xd2/0xe0 [radeon]()
[ 6446.927528] trying to unbind memory from uninitialized GART !
[ 6446.927528] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bnep rfcomm bluetooth binfmt_misc joydev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp snd_hda_intel snd_hda_controller snd_hda_codec kvm_intel snd_hwdep kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei soundcore nuvoton_cir microcode lpc_ich rc_core serio_raw intel_smartconnect mac_hid pci_stub vfio_iommu_type1 vfio_pci vfio i2c_dev w83627ehf hwmon_vid coretemp lp parport dm_crypt hid_generic usbhid hid mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel radeon aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd e1000e igb dca ahci ptp libahci pps_core i2c_algo_bit ttm drm_kms_helper drm wmi video
[ 6446.927557] CPU: 7 PID: 763 Comm: 2stab Tainted: G        W     3.14.0-999-generic #201404080205
[ 6446.927558] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z87 Extreme6, BIOS P2.30 12/26/2013
[ 6446.927558]  00000000000000ec ffff88018a3298f8 ffffffff8175a047 0000000000000007
[ 6446.927560]  ffff88018a329948 ffff88018a329938 ffffffff810689dc ffff88022f214500
[ 6446.927561]  ffff8800bb650000 ffff88018a329b50 ffff8800bb650718 ffff8800b7a54a00
[ 6446.927563] Call Trace:
[ 6446.927564]  [<ffffffff8175a047>] dump_stack+0x46/0x58
[ 6446.927566]  [<ffffffff810689dc>] warn_slowpath_common+0x8c/0xc0
[ 6446.927568]  [<ffffffff81068ac6>] warn_slowpath_fmt+0x46/0x50
[ 6446.927579]  [<ffffffffa0431d42>] radeon_gart_unbind+0xd2/0xe0 [radeon]
[ 6446.927589]  [<ffffffffa042e88a>] radeon_ttm_backend_unbind+0x1a/0x20 [radeon]
[ 6446.927593]  [<ffffffffa00631b7>] ttm_tt_unbind+0x27/0x40 [ttm]
[ 6446.927597]  [<ffffffffa0067cc8>] ttm_bo_move_ttm+0xf8/0x130 [ttm]
[ 6446.927601]  [<ffffffffa00653d6>] ttm_bo_handle_move_mem+0x636/0x6f0 [ttm]
[ 6446.927603]  [<ffffffff8109e622>] ? default_wake_function+0x12/0x20
[ 6446.927604]  [<ffffffff81751def>] ? __slab_free+0xee/0x234
[ 6446.927608]  [<ffffffffa006560a>] ttm_bo_evict+0x17a/0x260 [ttm]
[ 6446.927612]  [<ffffffffa0065835>] ttm_mem_evict_first+0x145/0x1a0 [ttm]
[ 6446.927617]  [<ffffffffa006b4e3>] ? ttm_bo_man_takedown+0x53/0x80 [ttm]
[ 6446.927621]  [<ffffffffa00658fc>] ttm_bo_force_list_clean+0x6c/0xc0 [ttm]
[ 6446.927624]  [<ffffffffa00659f7>] ttm_bo_clean_mm+0x47/0x90 [ttm]
[ 6446.927635]  [<ffffffffa042feb2>] radeon_ttm_fini+0xf2/0x1c0 [radeon]
[ 6446.927645]  [<ffffffffa0430926>] radeon_bo_fini+0x16/0x30 [radeon]
[ 6446.927660]  [<ffffffffa048e247>] cayman_fini+0xa7/0xd0 [radeon]
[ 6446.927669]  [<ffffffffa04164bf>] radeon_device_fini+0x3f/0x120 [radeon]
[ 6446.927677]  [<ffffffffa04186e7>] radeon_driver_unload_kms+0x57/0x80 [radeon]
[ 6446.927683]  [<ffffffffa001f4b0>] drm_dev_unregister+0x30/0xb0 [drm]
[ 6446.927690]  [<ffffffffa001f93f>] drm_put_dev+0x3f/0x70 [drm]
[ 6446.927697]  [<ffffffffa03fb3dd>] radeon_pci_remove+0x1d/0x20 [radeon]
[ 6446.927699]  [<ffffffff813b98b6>] pci_device_remove+0x46/0xc0
[ 6446.927701]  [<ffffffff814a801f>] __device_release_driver+0x7f/0xf0
[ 6446.927703]  [<ffffffff814a80bc>] device_release_driver+0x2c/0x40
[ 6446.927705]  [<ffffffff814a6f21>] unbind_store+0xa1/0xc0
[ 6446.927706]  [<ffffffff812449fb>] ? kernfs_fop_write+0x5b/0x170
[ 6446.927708]  [<ffffffff814a62d4>] drv_attr_store+0x24/0x40
[ 6446.927709]  [<ffffffff81245751>] sysfs_kf_write+0x41/0x50
[ 6446.927711]  [<ffffffff81244aa6>] kernfs_fop_write+0x106/0x170
[ 6446.927712]  [<ffffffff811ccc9b>] vfs_write+0xcb/0x1f0
[ 6446.927714]  [<ffffffff811cd19f>] SyS_write+0x4f/0xb0
[ 6446.927716]  [<ffffffff8177063f>] tracesys+0xe1/0xe6
[ 6446.927716] ---[ end trace ed67c706ec7cc144 ]---
[ 6446.927721] ------------[ cut here ]------------
[ 6446.927728] WARNING: CPU: 7 PID: 763 at /home/apw/COD/linux/drivers/gpu/drm/drm_mm.c:578 drm_mm_takedown+0x2f/0x40 [drm]()
[ 6446.927728] Memory manager not clean during takedown.
[ 6446.927729] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bnep rfcomm bluetooth binfmt_misc joydev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp snd_hda_intel snd_hda_controller snd_hda_codec kvm_intel snd_hwdep kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei soundcore nuvoton_cir microcode lpc_ich rc_core serio_raw intel_smartconnect mac_hid pci_stub vfio_iommu_type1 vfio_pci vfio i2c_dev w83627ehf hwmon_vid coretemp lp parport dm_crypt hid_generic usbhid hid mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel radeon aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd e1000e igb dca ahci ptp libahci pps_core i2c_algo_bit ttm drm_kms_helper drm wmi video
[ 6446.927757] CPU: 7 PID: 763 Comm: 2stab Tainted: G        W     3.14.0-999-generic #201404080205
[ 6446.927758] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z87 Extreme6, BIOS P2.30 12/26/2013
[ 6446.927759]  0000000000000242 ffff88018a329bb8 ffffffff8175a047 0000000000000007
[ 6446.927760]  ffff88018a329c08 ffff88018a329bf8 ffffffff810689dc ffff88022f3d4500
[ 6446.927762]  ffff8800bb650b80 ffff8800bb650718 dead000000100100 ffff8800b59d2d40
[ 6446.927763] Call Trace:
[ 6446.927765]  [<ffffffff8175a047>] dump_stack+0x46/0x58
[ 6446.927767]  [<ffffffff810689dc>] warn_slowpath_common+0x8c/0xc0
[ 6446.927768]  [<ffffffff81068ac6>] warn_slowpath_fmt+0x46/0x50
[ 6446.927773]  [<ffffffffa006b4e3>] ? ttm_bo_man_takedown+0x53/0x80 [ttm]
[ 6446.927780]  [<ffffffffa0023c1f>] drm_mm_takedown+0x2f/0x40 [drm]
[ 6446.927788]  [<ffffffffa003362f>] drm_vma_offset_manager_destroy+0x1f/0x30 [drm]
[ 6446.927793]  [<ffffffffa0065b52>] ttm_bo_device_release+0x112/0x130 [ttm]
[ 6446.927803]  [<ffffffffa042feba>] radeon_ttm_fini+0xfa/0x1c0 [radeon]
[ 6446.927813]  [<ffffffffa0430926>] radeon_bo_fini+0x16/0x30 [radeon]
[ 6446.927828]  [<ffffffffa048e247>] cayman_fini+0xa7/0xd0 [radeon]
[ 6446.927837]  [<ffffffffa04164bf>] radeon_device_fini+0x3f/0x120 [radeon]
[ 6446.927846]  [<ffffffffa04186e7>] radeon_driver_unload_kms+0x57/0x80 [radeon]
[ 6446.927852]  [<ffffffffa001f4b0>] drm_dev_unregister+0x30/0xb0 [drm]
[ 6446.927859]  [<ffffffffa001f93f>] drm_put_dev+0x3f/0x70 [drm]
[ 6446.927866]  [<ffffffffa03fb3dd>] radeon_pci_remove+0x1d/0x20 [radeon]
[ 6446.927868]  [<ffffffff813b98b6>] pci_device_remove+0x46/0xc0
[ 6446.927870]  [<ffffffff814a801f>] __device_release_driver+0x7f/0xf0
[ 6446.927871]  [<ffffffff814a80bc>] device_release_driver+0x2c/0x40
[ 6446.927873]  [<ffffffff814a6f21>] unbind_store+0xa1/0xc0
[ 6446.927875]  [<ffffffff812449fb>] ? kernfs_fop_write+0x5b/0x170
[ 6446.927876]  [<ffffffff814a62d4>] drv_attr_store+0x24/0x40
[ 6446.927878]  [<ffffffff81245751>] sysfs_kf_write+0x41/0x50
[ 6446.927880]  [<ffffffff81244aa6>] kernfs_fop_write+0x106/0x170
[ 6446.927881]  [<ffffffff811ccc9b>] vfs_write+0xcb/0x1f0
[ 6446.927883]  [<ffffffff811cd19f>] SyS_write+0x4f/0xb0
[ 6446.927884]  [<ffffffff8177063f>] tracesys+0xe1/0xe6
[ 6446.927885] ---[ end trace ed67c706ec7cc145 ]---
[ 6446.927888] [TTM] Finalizing pool allocator
[ 6446.927890] [TTM] Finalizing DMA pool allocator
[ 6446.927905] [TTM] Zone  kernel: Used memory at exit: 3257 kiB
[ 6446.927907] [TTM] Zone   dma32: Used memory at exit: 81 kiB
[ 6446.927908] [drm] radeon: ttm finalized
[ 6446.928238] pci-stub 0000:01:00.0: claimed by stub
[ 6446.928350] pci-stub 0000:01:00.1: claimed by stub
[ 6446.928442] pci-stub 0000:04:00.0: claimed by stub
[ 6449.116841] pci-stub 0000:01:00.0: claimed by stub
[ 6449.116926] pci-stub 0000:01:00.1: claimed by stub
[ 6449.117004] pci-stub 0000:04:00.0: claimed by stub
[ 6457.917492] ------------[ cut here ]------------
[ 6457.917657] kernel BUG at /home/apw/COD/linux/drivers/iommu/intel-iommu.c:3156!
[ 6457.917832] invalid opcode: 0000 [#1] SMP
[ 6457.918015] Modules linked in: btrfs raid6_pq xor ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat ebtables x_tables bnep rfcomm bluetooth binfmt_misc joydev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp snd_hda_intel snd_hda_controller snd_hda_codec kvm_intel snd_hwdep kvm snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me snd mei soundcore nuvoton_cir microcode lpc_ich rc_core serio_raw intel_smartconnect mac_hid pci_stub vfio_iommu_type1 vfio_pci vfio i2c_dev w83627ehf hwmon_vid coretemp lp parport dm_crypt hid_generic usbhid hid mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel radeon aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd e1000e igb dca ahci ptp libahci pps_core i2c_algo_bit ttm drm_kms_helper drm wmi video
[ 6457.919996] CPU: 2 PID: 719 Comm: Xorg Tainted: G        W     3.14.0-999-generic #201404080205
[ 6457.920373] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z87 Extreme6, BIOS P2.30 12/26/2013
[ 6457.920767] task: ffff88018409e500 ti: ffff8800a18a2000 task.ti: ffff8800a18a2000
[ 6457.921174] RIP: 0010:[<ffffffff81622ef2>]  [<ffffffff81622ef2>] intel_unmap_page.part.48+0x162/0x170
[ 6457.921600] RSP: 0018:ffff8800a18a3bc8  EFLAGS: 00010246
[ 6457.922030] RAX: 0000000000000000 RBX: ffff880223428098 RCX: 0000000000000000
[ 6457.922473] RDX: 0000000000001000 RSI: 00000000ffdb2000 RDI: ffff880223428098
[ 6457.922925] RBP: ffff8800a18a3c08 R08: 0000000000000000 R09: 0000000180160014
[ 6457.923386] R10: ffffffff8118c166 R11: 0000000000000000 R12: 00000000ffdb2000
[ 6457.923854] R13: ffff880223428098 R14: 00000000ffdb2000 R15: ffff8800b59d2d40
[ 6457.924331] FS:  0000000000000000(0000) GS:ffff88022f280000(0000) knlGS:0000000000000000
[ 6457.924820] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 6457.925319] CR2: 00007f771490e12c CR3: 0000000001c10000 CR4: 00000000001407e0
[ 6457.925831] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 6457.926348] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 6457.926868] Stack:
[ 6457.927394]  ffff88022f5f67c0 0000000200000002 ffff8800b5897f38 ffff880223428098
[ 6457.927944]  00000000ffdb2000 0000000000000001 ffff8800bb650b78 ffff8800b59d2d40
[ 6457.928502]  ffff8800a18a3c28 ffffffff816238ff ffff8800b7a54a00 ffff8800bb650718
[ 6457.929072] Call Trace:
[ 6457.929644]  [<ffffffff816238ff>] intel_unmap_page+0x2f/0x40
[ 6457.930240]  [<ffffffffa042f90b>] radeon_ttm_tt_unpopulate.part.18+0x9b/0x100 [radeon]
[ 6457.930847]  [<ffffffffa042f984>] radeon_ttm_tt_unpopulate+0x14/0x20 [radeon]
[ 6457.931456]  [<ffffffffa0063364>] ttm_tt_unpopulate+0x54/0x60 [ttm]
[ 6457.932074]  [<ffffffffa0063595>] ttm_tt_destroy+0x65/0x70 [ttm]
[ 6457.932719]  [<ffffffffa00638c3>] ttm_bo_cleanup_memtype_use+0x43/0x90 [ttm]
[ 6457.933350]  [<ffffffffa0064a3b>] ttm_bo_cleanup_refs_or_queue+0x1bb/0x200 [ttm]
[ 6457.933990]  [<ffffffffa0064aeb>] ttm_bo_release+0x6b/0xa0 [ttm]
[ 6457.934639]  [<ffffffffa0064b49>] ttm_bo_unref+0x29/0x30 [ttm]
[ 6457.935292]  [<ffffffffa0067e35>] ttm_bo_vm_close+0x25/0x40 [ttm]
[ 6457.935954]  [<ffffffff8118c133>] remove_vma+0x33/0x70
[ 6457.936620]  [<ffffffff8118f574>] exit_mmap+0xf4/0x170
[ 6457.937293]  [<ffffffff810667fa>] mmput.part.25+0x4a/0x120
[ 6457.937972]  [<ffffffff81066900>] mmput+0x30/0x40
[ 6457.938658]  [<ffffffff8106b49a>] exit_mm+0x13a/0x190
[ 6457.939351]  [<ffffffff81118beb>] ? taskstats_exit+0x1cb/0x270
[ 6457.940048]  [<ffffffff8106b63b>] do_exit+0x14b/0x470
[ 6457.940754]  [<ffffffff8107a6d2>] ? zap_other_threads+0x82/0xa0
[ 6457.941470]  [<ffffffff8106b9f4>] do_group_exit+0x44/0xa0
[ 6457.942190]  [<ffffffff8106ba67>] SyS_exit_group+0x17/0x20
[ 6457.942919]  [<ffffffff8177063f>] tracesys+0xe1/0xe6
[ 6457.943649] Code: ff ff 4c 89 f1 48 c7 c2 10 c6 b1 81 be 5a 0c 00 00 48 c7 c7 e0 bf b1 81 31 c0 e8 9a 5b a4 ff c6 05 01 c1 6c 00 01 e9 4c ff ff ff <0f> 0b 49 8b 55 10 eb a2 66 0f 1f 44 00 00 0f 1f 44 00 00 55 48
[ 6457.944501] RIP  [<ffffffff81622ef2>] intel_unmap_page.part.48+0x162/0x170
[ 6457.945303]  RSP <ffff8800a18a3bc8>
[ 6457.946145] ---[ end trace ed67c706ec7cc146 ]---
[ 6457.947273] Fixing recursive fault but reboot is needed!