Attachment 90021 Details for Bug 71930 – Dmesg from 3.13-rc2

Dmesg from 3.13-rc2

dmesg.3.13-rc2 (text/plain), 234.58 KB, created by Mike Lothian on 2013-11-30 13:44:55 UTC

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Creator: Mike Lothian

Created: 2013-11-30 13:44:55 UTC

Size: 234.58 KB

patch

obsolete

>[  130.275749] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  130.275843] radeon 0000:01:00.0: WB enabled
>[  130.275846] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880202494c00
>[  130.275848] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880202494c0c
>[  130.277306] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90027432118
>[  130.293688] [drm] ring test on 0 succeeded in 3 usecs
>[  130.293752] [drm] ring test on 3 succeeded in 1 usecs
>[  130.480817] [drm] ring test on 5 succeeded in 2 usecs
>[  130.480824] [drm] UVD initialized successfully.
>[  130.480826] [drm] Enabling audio 0 support
>[  130.480894] [drm] ib test on ring 0 succeeded in 0 usecs
>[  130.480965] [drm] ib test on ring 3 succeeded in 1 usecs
>[  130.633317] [drm] ib test on ring 5 succeeded
>[  130.638219] switching from power state:
>[  130.638221] 	ui class: none
>[  130.638223] 	internal class: boot 
>[  130.638225] 	caps: 
>[  130.638227] 	uvd    vclk: 0 dclk: 0
>[  130.638228] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  130.638230] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  130.638231] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  130.638232] 	status: c b 
>[  130.638234] switching to power state:
>[  130.638235] 	ui class: performance
>[  130.638236] 	internal class: none
>[  130.638237] 	caps: 
>[  130.638239] 	uvd    vclk: 0 dclk: 0
>[  130.638240] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  130.638241] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  130.638242] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  130.638243] 	status: r 
>[  130.652601] [drm] radeon: finishing device.
>[  130.652607] [drm] Disabling audio 0 support
>[  130.660394] ------------[ cut here ]------------
>[  130.660402] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  130.660404] Memory manager not clean during takedown.
>[  130.660405] Modules linked in:
>[  130.660408] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  130.660409] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  130.660414] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  130.660415]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  130.660418]  ffff8802369bb300 ffff88024617bbb0 ffff8802026c47a8 ffff880245d47098
>[  130.660420]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  130.660423] Call Trace:
>[  130.660428]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  130.660431]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  130.660434]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  130.660437]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  130.660440]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  130.660443]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  130.660445]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  130.660448]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  130.660450]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  130.660453]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  130.660456]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  130.660459]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  130.660462]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  130.660465]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  130.660467]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  130.660469]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  130.660473]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  130.660476]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  130.660478]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  130.660481]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  130.660483]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  130.660485]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  130.660487]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  130.660490]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  130.660493]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  130.660495]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  130.660497]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  130.660499]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  130.660502]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  130.660504]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  130.660508]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  130.660511]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  130.660512] ---[ end trace 99a02f2ccae14ddd ]---
>[  130.660517] [TTM] Finalizing pool allocator
>[  130.660521] [TTM] Finalizing DMA pool allocator
>[  130.660525] ------------[ cut here ]------------
>[  130.660527] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  130.660529] Modules linked in:
>[  130.660531] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  130.660532] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  130.660534] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  130.660536]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  130.660538]  ffff8802369bb900 ffff8800a8a3d288 0000000000000008 ffff880245d47098
>[  130.660540]  ffff880245d4d400 ffffffff8142fd36 ffff88022cb732a0 ffff8800a8919328
>[  130.660542] Call Trace:
>[  130.660545]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  130.660547]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  130.660549]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  130.660551]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  130.660554]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  130.660556]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  130.660558]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  130.660560]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  130.660562]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  130.660564]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  130.660566]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  130.660569]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  130.660571]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  130.660573]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  130.660575]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  130.660577]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  130.660579]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  130.660582]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  130.660584]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  130.660587]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  130.660588]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  130.660590]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  130.660592]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  130.660594]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  130.660597]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  130.660599]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  130.660601]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  130.660602]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  130.660605]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  130.660607]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  130.660609]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  130.660612]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  130.660614]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  130.660615] ---[ end trace 99a02f2ccae14dde ]---
>[  130.660654] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  130.660657] [TTM] Zone   dma32: Used memory at exit: 13 kiB
>[  130.660658] [drm] radeon: ttm finalized
>[  130.660661] vga_switcheroo: disabled
>[  130.665190] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  130.665209] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  130.665221] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  130.665230] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  130.665245] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  130.665284] pci 0000:01:00.0: supports D1 D2
>[  130.665306] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  130.665327] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  130.665330] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  130.667089] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  130.667098] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  130.667107] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  130.667110] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  130.667120] pci 0000:01:00.0: no hotplug settings from platform
>[  130.667641] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  130.667662] [drm] register mmio base: 0xC8700000
>[  130.667664] [drm] register mmio size: 131072
>[  130.667666] vga_switcheroo: enabled
>[  130.667737] ATPX version 1
>[  131.128683] ATOM BIOS: HP/IEC
>[  131.128797] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  131.128800] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  131.128801] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  131.128803] [drm] RAM width 128bits DDR
>[  131.128903] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  131.128905] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  131.128906] [TTM] Initializing pool allocator
>[  131.128910] [TTM] Initializing DMA pool allocator
>[  131.128924] [drm] radeon: 1024M of VRAM memory ready
>[  131.128933] [drm] radeon: 1024M of GTT memory ready.
>[  131.129131] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  131.129942] [drm] PCIE gen 2 link speeds already enabled
>[  131.131142] [drm] Loading TURKS Microcode
>[  131.132656] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  131.132763] radeon 0000:01:00.0: WB enabled
>[  131.132766] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff88020a815c00
>[  131.132768] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff88020a815c0c
>[  131.134220] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90028a32118
>[  131.134223] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  131.134224] [drm] Driver supports precise vblank timestamp query.
>[  131.134242] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  131.134253] radeon 0000:01:00.0: radeon: using MSI.
>[  131.134283] [drm] radeon: irq initialized.
>[  131.150853] [drm] ring test on 0 succeeded in 3 usecs
>[  131.150917] [drm] ring test on 3 succeeded in 1 usecs
>[  131.328005] [drm] ring test on 5 succeeded in 2 usecs
>[  131.328013] [drm] UVD initialized successfully.
>[  131.328181] [drm] Enabling audio 0 support
>[  131.328229] [drm] ib test on ring 0 succeeded in 0 usecs
>[  131.328275] [drm] ib test on ring 3 succeeded in 0 usecs
>[  131.480536] [drm] ib test on ring 5 succeeded
>[  131.483093] [drm] Radeon Display Connectors
>[  131.483151] [drm] Internal thermal controller without fan control
>[  131.483222] == power state 0 ==
>[  131.483224] 	ui class: none
>[  131.483226] 	internal class: boot 
>[  131.483228] 	caps: 
>[  131.483230] 	uvd    vclk: 0 dclk: 0
>[  131.483232] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  131.483233] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  131.483234] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  131.483235] 	status: c r b 
>[  131.483238] == power state 1 ==
>[  131.483239] 	ui class: performance
>[  131.483240] 	internal class: none
>[  131.483242] 	caps: 
>[  131.483243] 	uvd    vclk: 0 dclk: 0
>[  131.483244] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  131.483246] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  131.483247] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  131.483248] 	status: 
>[  131.483249] == power state 2 ==
>[  131.483250] 	ui class: none
>[  131.483251] 	internal class: uvd 
>[  131.483253] 	caps: video 
>[  131.483255] 	uvd    vclk: 70000 dclk: 56000
>[  131.483256] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  131.483257] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  131.483258] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  131.483259] 	status: 
>[  131.483261] == power state 3 ==
>[  131.483261] 	ui class: battery
>[  131.483263] 	internal class: none
>[  131.483264] 	caps: 
>[  131.483266] 	uvd    vclk: 0 dclk: 0
>[  131.483267] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  131.483268] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  131.483269] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  131.483270] 	status: 
>[  131.483271] == power state 4 ==
>[  131.483272] 	ui class: battery
>[  131.483273] 	internal class: uvd_hd 
>[  131.483275] 	caps: video 
>[  131.483277] 	uvd    vclk: 40000 dclk: 30000
>[  131.483278] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  131.483279] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  131.483281] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  131.483282] 	status: 
>[  131.483283] == power state 5 ==
>[  131.483284] 	ui class: battery
>[  131.483285] 	internal class: uvd_sd 
>[  131.483286] 	caps: video 
>[  131.483288] 	uvd    vclk: 10000 dclk: 10000
>[  131.483289] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  131.483291] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  131.483292] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  131.483293] 	status: 
>[  131.488170] switching from power state:
>[  131.488173] 	ui class: none
>[  131.488174] 	internal class: boot 
>[  131.488176] 	caps: 
>[  131.488178] 	uvd    vclk: 0 dclk: 0
>[  131.488179] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  131.488181] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  131.488182] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  131.488183] 	status: c b 
>[  131.488185] switching to power state:
>[  131.488186] 	ui class: performance
>[  131.488187] 	internal class: none
>[  131.488188] 	caps: 
>[  131.488190] 	uvd    vclk: 0 dclk: 0
>[  131.488191] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  131.488192] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  131.488194] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  131.488194] 	status: r 
>[  131.489592] [drm] radeon: dpm initialized
>[  131.493122] radeon 0000:01:00.0: No connectors reported connected with modes
>[  131.493125] [drm] Cannot find any crtc or sizes - going 1024x768
>[  131.495362] [drm] fb mappable at 0xC0474000
>[  131.495364] [drm] vram apper at 0xC0000000
>[  131.495365] [drm] size 3145728
>[  131.495366] [drm] fb depth is 24
>[  131.495367] [drm]    pitch is 4096
>[  131.495536] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  131.495547] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  136.821482] [drm] Disabling audio 0 support
>[  136.986501] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  137.275012] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  137.279436] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  137.279530] radeon 0000:01:00.0: WB enabled
>[  137.279534] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff88020a815c00
>[  137.279536] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff88020a815c0c
>[  137.281006] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90028a32118
>[  137.297396] [drm] ring test on 0 succeeded in 1 usecs
>[  137.297460] [drm] ring test on 3 succeeded in 1 usecs
>[  137.484519] [drm] ring test on 5 succeeded in 2 usecs
>[  137.484526] [drm] UVD initialized successfully.
>[  137.484528] [drm] Enabling audio 0 support
>[  137.484595] [drm] ib test on ring 0 succeeded in 0 usecs
>[  137.484667] [drm] ib test on ring 3 succeeded in 1 usecs
>[  137.636986] [drm] ib test on ring 5 succeeded
>[  137.641901] switching from power state:
>[  137.641903] 	ui class: none
>[  137.641905] 	internal class: boot 
>[  137.641907] 	caps: 
>[  137.641909] 	uvd    vclk: 0 dclk: 0
>[  137.641911] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  137.641912] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  137.641913] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  137.641914] 	status: c b 
>[  137.641916] switching to power state:
>[  137.641917] 	ui class: performance
>[  137.641919] 	internal class: none
>[  137.641920] 	caps: 
>[  137.641922] 	uvd    vclk: 0 dclk: 0
>[  137.641923] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  137.641925] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  137.641926] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  137.641927] 	status: r 
>[  137.652986] [drm] radeon: finishing device.
>[  137.652990] [drm] Disabling audio 0 support
>[  137.660941] ------------[ cut here ]------------
>[  137.660950] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  137.660952] Memory manager not clean during takedown.
>[  137.660953] Modules linked in:
>[  137.660956] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  137.660958] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  137.660962] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  137.660964]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  137.660967]  ffff880243cb3b40 ffff88024617bbb0 ffff8800a89e07a8 ffff880245d47098
>[  137.660969]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  137.660971] Call Trace:
>[  137.660977]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  137.660981]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  137.660983]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  137.660986]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  137.660989]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  137.660992]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  137.660995]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  137.660997]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  137.661000]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  137.661002]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  137.661005]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  137.661008]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  137.661011]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  137.661014]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  137.661016]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  137.661018]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  137.661022]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  137.661025]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  137.661027]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  137.661030]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  137.661032]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  137.661034]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  137.661036]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  137.661039]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  137.661041]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  137.661043]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  137.661045]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  137.661048]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  137.661050]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  137.661053]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  137.661057]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  137.661059]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  137.661061] ---[ end trace 99a02f2ccae14ddf ]---
>[  137.661067] [TTM] Finalizing pool allocator
>[  137.661070] [TTM] Finalizing DMA pool allocator
>[  137.661074] ------------[ cut here ]------------
>[  137.661076] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  137.661077] Modules linked in:
>[  137.661080] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  137.661081] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  137.661083] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  137.661085]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  137.661087]  ffff880243cb30c0 ffff8800a8a39288 0000000000000008 ffff880245d47098
>[  137.661089]  ffff880245d4d400 ffffffff8142fd36 ffff880243ef9f40 ffff8800a65ce928
>[  137.661091] Call Trace:
>[  137.661094]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  137.661096]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  137.661098]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  137.661100]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  137.661103]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  137.661105]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  137.661107]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  137.661109]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  137.661111]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  137.661113]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  137.661115]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  137.661117]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  137.661120]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  137.661122]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  137.661124]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  137.661126]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  137.661128]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  137.661131]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  137.661133]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  137.661135]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  137.661137]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  137.661139]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  137.661141]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  137.661143]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  137.661146]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  137.661148]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  137.661149]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  137.661151]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  137.661154]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  137.661155]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  137.661158]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  137.661160]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  137.661163]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  137.661164] ---[ end trace 99a02f2ccae14de0 ]---
>[  137.661209] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  137.661212] [TTM] Zone   dma32: Used memory at exit: 9 kiB
>[  137.661213] [drm] radeon: ttm finalized
>[  137.661217] vga_switcheroo: disabled
>[  137.670677] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  137.670697] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  137.670709] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  137.670718] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  137.670732] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  137.670771] pci 0000:01:00.0: supports D1 D2
>[  137.670793] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  137.670818] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  137.670821] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  137.672861] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  137.672871] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  137.672880] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  137.672882] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  137.672893] pci 0000:01:00.0: no hotplug settings from platform
>[  137.673138] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  137.673160] [drm] register mmio base: 0xC8700000
>[  137.673161] [drm] register mmio size: 131072
>[  137.673163] vga_switcheroo: enabled
>[  137.673232] ATPX version 1
>[  138.147439] ATOM BIOS: HP/IEC
>[  138.147552] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  138.147555] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  138.147556] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  138.147557] [drm] RAM width 128bits DDR
>[  138.147627] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  138.147629] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  138.147630] [TTM] Initializing pool allocator
>[  138.147642] [TTM] Initializing DMA pool allocator
>[  138.147656] [drm] radeon: 1024M of VRAM memory ready
>[  138.147657] [drm] radeon: 1024M of GTT memory ready.
>[  138.147866] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  138.148603] [drm] PCIE gen 2 link speeds already enabled
>[  138.149781] [drm] Loading TURKS Microcode
>[  138.151291] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  138.151397] radeon 0000:01:00.0: WB enabled
>[  138.151400] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8802025ccc00
>[  138.151402] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8802025ccc0c
>[  138.152868] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90011132118
>[  138.152870] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  138.152871] [drm] Driver supports precise vblank timestamp query.
>[  138.152890] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  138.152901] radeon 0000:01:00.0: radeon: using MSI.
>[  138.152931] [drm] radeon: irq initialized.
>[  138.169486] [drm] ring test on 0 succeeded in 3 usecs
>[  138.169550] [drm] ring test on 3 succeeded in 1 usecs
>[  138.346622] [drm] ring test on 5 succeeded in 2 usecs
>[  138.346633] [drm] UVD initialized successfully.
>[  138.346851] [drm] Enabling audio 0 support
>[  138.346906] [drm] ib test on ring 0 succeeded in 0 usecs
>[  138.346961] [drm] ib test on ring 3 succeeded in 0 usecs
>[  138.499208] [drm] ib test on ring 5 succeeded
>[  138.501749] [drm] Radeon Display Connectors
>[  138.501806] [drm] Internal thermal controller without fan control
>[  138.501867] == power state 0 ==
>[  138.501869] 	ui class: none
>[  138.501870] 	internal class: boot 
>[  138.501872] 	caps: 
>[  138.501874] 	uvd    vclk: 0 dclk: 0
>[  138.501876] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  138.501877] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  138.501878] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  138.501879] 	status: c r b 
>[  138.501888] == power state 1 ==
>[  138.501889] 	ui class: performance
>[  138.501890] 	internal class: none
>[  138.501892] 	caps: 
>[  138.501893] 	uvd    vclk: 0 dclk: 0
>[  138.501895] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  138.501896] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  138.501897] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  138.501898] 	status: 
>[  138.501900] == power state 2 ==
>[  138.501900] 	ui class: none
>[  138.501902] 	internal class: uvd 
>[  138.501903] 	caps: video 
>[  138.501905] 	uvd    vclk: 70000 dclk: 56000
>[  138.501907] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  138.501908] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  138.501909] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  138.501910] 	status: 
>[  138.501911] == power state 3 ==
>[  138.501912] 	ui class: battery
>[  138.501913] 	internal class: none
>[  138.501915] 	caps: 
>[  138.501916] 	uvd    vclk: 0 dclk: 0
>[  138.501918] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  138.501919] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  138.501920] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  138.501921] 	status: 
>[  138.501922] == power state 4 ==
>[  138.501923] 	ui class: battery
>[  138.501924] 	internal class: uvd_hd 
>[  138.501926] 	caps: video 
>[  138.501928] 	uvd    vclk: 40000 dclk: 30000
>[  138.501929] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  138.501930] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  138.501931] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  138.501932] 	status: 
>[  138.501933] == power state 5 ==
>[  138.501934] 	ui class: battery
>[  138.501935] 	internal class: uvd_sd 
>[  138.501937] 	caps: video 
>[  138.501939] 	uvd    vclk: 10000 dclk: 10000
>[  138.501940] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  138.501941] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  138.501943] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  138.501943] 	status: 
>[  138.506768] switching from power state:
>[  138.506771] 	ui class: none
>[  138.506772] 	internal class: boot 
>[  138.506774] 	caps: 
>[  138.506776] 	uvd    vclk: 0 dclk: 0
>[  138.506777] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  138.506778] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  138.506780] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  138.506781] 	status: c b 
>[  138.506783] switching to power state:
>[  138.506783] 	ui class: performance
>[  138.506785] 	internal class: none
>[  138.506786] 	caps: 
>[  138.506788] 	uvd    vclk: 0 dclk: 0
>[  138.506789] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  138.506790] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  138.506791] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  138.506792] 	status: r 
>[  138.508187] [drm] radeon: dpm initialized
>[  138.511651] radeon 0000:01:00.0: No connectors reported connected with modes
>[  138.511654] [drm] Cannot find any crtc or sizes - going 1024x768
>[  138.513897] [drm] fb mappable at 0xC0474000
>[  138.513898] [drm] vram apper at 0xC0000000
>[  138.513899] [drm] size 3145728
>[  138.513900] [drm] fb depth is 24
>[  138.513901] [drm]    pitch is 4096
>[  138.514046] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  138.514065] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  143.825122] [drm] Disabling audio 0 support
>[  143.982295] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  144.270792] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  144.275166] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  144.275259] radeon 0000:01:00.0: WB enabled
>[  144.275262] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8802025ccc00
>[  144.275263] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8802025ccc0c
>[  144.276730] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90011132118
>[  144.293105] [drm] ring test on 0 succeeded in 3 usecs
>[  144.293169] [drm] ring test on 3 succeeded in 1 usecs
>[  144.480235] [drm] ring test on 5 succeeded in 2 usecs
>[  144.480243] [drm] UVD initialized successfully.
>[  144.480245] [drm] Enabling audio 0 support
>[  144.480315] [drm] ib test on ring 0 succeeded in 0 usecs
>[  144.480387] [drm] ib test on ring 3 succeeded in 1 usecs
>[  144.632676] [drm] ib test on ring 5 succeeded
>[  144.637786] switching from power state:
>[  144.637788] 	ui class: none
>[  144.637790] 	internal class: boot 
>[  144.637792] 	caps: 
>[  144.637794] 	uvd    vclk: 0 dclk: 0
>[  144.637796] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  144.637797] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  144.637798] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  144.637799] 	status: c b 
>[  144.637801] switching to power state:
>[  144.637802] 	ui class: performance
>[  144.637803] 	internal class: none
>[  144.637805] 	caps: 
>[  144.637807] 	uvd    vclk: 0 dclk: 0
>[  144.637808] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  144.637809] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  144.637810] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  144.637811] 	status: r 
>[  144.648536] [drm] radeon: finishing device.
>[  144.648540] [drm] Disabling audio 0 support
>[  144.656373] ------------[ cut here ]------------
>[  144.656382] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  144.656383] Memory manager not clean during takedown.
>[  144.656384] Modules linked in:
>[  144.656387] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  144.656388] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  144.656393] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  144.656394]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  144.656397]  ffff880243cb3240 ffff88024617bbb0 ffff8800a89e07a8 ffff880245d47098
>[  144.656399]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  144.656401] Call Trace:
>[  144.656406]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  144.656410]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  144.656412]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  144.656414]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  144.656417]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  144.656420]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  144.656422]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  144.656425]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  144.656427]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  144.656429]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  144.656433]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  144.656435]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  144.656438]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  144.656441]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  144.656443]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  144.656445]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  144.656448]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  144.656451]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  144.656453]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  144.656456]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  144.656457]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  144.656459]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  144.656461]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  144.656464]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  144.656466]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  144.656468]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  144.656470]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  144.656473]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  144.656475]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  144.656478]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  144.656481]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  144.656484]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  144.656485] ---[ end trace 99a02f2ccae14de1 ]---
>[  144.656490] [TTM] Finalizing pool allocator
>[  144.656494] [TTM] Finalizing DMA pool allocator
>[  144.656497] ------------[ cut here ]------------
>[  144.656499] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  144.656500] Modules linked in:
>[  144.656502] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  144.656503] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  144.656505] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  144.656506]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  144.656509]  ffff880243cb33c0 ffff880099674288 0000000000000008 ffff880245d47098
>[  144.656511]  ffff880245d4d400 ffffffff8142fd36 ffff88022f213200 ffff88022f36f928
>[  144.656513] Call Trace:
>[  144.656515]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  144.656517]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  144.656519]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  144.656521]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  144.656523]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  144.656525]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  144.656527]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  144.656529]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  144.656531]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  144.656533]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  144.656535]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  144.656537]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  144.656539]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  144.656541]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  144.656543]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  144.656545]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  144.656547]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  144.656549]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  144.656551]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  144.656554]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  144.656555]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  144.656557]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  144.656559]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  144.656561]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  144.656563]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  144.656565]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  144.656567]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  144.656568]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  144.656570]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  144.656572]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  144.656574]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  144.656577]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  144.656579]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  144.656580] ---[ end trace 99a02f2ccae14de2 ]---
>[  144.656604] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  144.656606] [TTM] Zone   dma32: Used memory at exit: 9 kiB
>[  144.656608] [drm] radeon: ttm finalized
>[  144.656611] vga_switcheroo: disabled
>[  144.663048] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  144.663068] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  144.663081] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  144.663089] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  144.663104] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  144.663143] pci 0000:01:00.0: supports D1 D2
>[  144.663164] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  144.663185] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  144.663188] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  144.664633] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  144.664643] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  144.664652] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  144.664654] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  144.664665] pci 0000:01:00.0: no hotplug settings from platform
>[  144.664890] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  144.664911] [drm] register mmio base: 0xC8700000
>[  144.664912] [drm] register mmio size: 131072
>[  144.664914] vga_switcheroo: enabled
>[  144.664982] ATPX version 1
>[  145.140194] ATOM BIOS: HP/IEC
>[  145.140307] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  145.140309] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  145.140311] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  145.140312] [drm] RAM width 128bits DDR
>[  145.140408] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  145.140410] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  145.140411] [TTM] Initializing pool allocator
>[  145.140422] [TTM] Initializing DMA pool allocator
>[  145.140436] [drm] radeon: 1024M of VRAM memory ready
>[  145.140437] [drm] radeon: 1024M of GTT memory ready.
>[  145.140645] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  145.141398] [drm] PCIE gen 2 link speeds already enabled
>[  145.142595] [drm] Loading TURKS Microcode
>[  145.144107] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  145.144213] radeon 0000:01:00.0: WB enabled
>[  145.144216] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8800994dfc00
>[  145.144218] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8800994dfc0c
>[  145.145678] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc900231b2118
>[  145.145680] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  145.145681] [drm] Driver supports precise vblank timestamp query.
>[  145.145700] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  145.145710] radeon 0000:01:00.0: radeon: using MSI.
>[  145.145741] [drm] radeon: irq initialized.
>[  145.162298] [drm] ring test on 0 succeeded in 3 usecs
>[  145.162362] [drm] ring test on 3 succeeded in 1 usecs
>[  145.339457] [drm] ring test on 5 succeeded in 2 usecs
>[  145.339465] [drm] UVD initialized successfully.
>[  145.339657] [drm] Enabling audio 0 support
>[  145.339706] [drm] ib test on ring 0 succeeded in 0 usecs
>[  145.339753] [drm] ib test on ring 3 succeeded in 0 usecs
>[  145.492017] [drm] ib test on ring 5 succeeded
>[  145.493525] [drm] Radeon Display Connectors
>[  145.493584] [drm] Internal thermal controller without fan control
>[  145.493666] == power state 0 ==
>[  145.493668] 	ui class: none
>[  145.493671] 	internal class: boot 
>[  145.493674] 	caps: 
>[  145.493677] 	uvd    vclk: 0 dclk: 0
>[  145.493679] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  145.493682] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  145.493684] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  145.493686] 	status: c r b 
>[  145.493690] == power state 1 ==
>[  145.493691] 	ui class: performance
>[  145.493693] 	internal class: none
>[  145.493695] 	caps: 
>[  145.493698] 	uvd    vclk: 0 dclk: 0
>[  145.493700] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  145.493702] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  145.493704] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  145.493706] 	status: 
>[  145.493708] == power state 2 ==
>[  145.493710] 	ui class: none
>[  145.493712] 	internal class: uvd 
>[  145.493715] 	caps: video 
>[  145.493718] 	uvd    vclk: 70000 dclk: 56000
>[  145.493720] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  145.493722] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  145.493725] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  145.493726] 	status: 
>[  145.493729] == power state 3 ==
>[  145.493730] 	ui class: battery
>[  145.493732] 	internal class: none
>[  145.493735] 	caps: 
>[  145.493737] 	uvd    vclk: 0 dclk: 0
>[  145.493740] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  145.493742] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  145.493744] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  145.493746] 	status: 
>[  145.493748] == power state 4 ==
>[  145.493750] 	ui class: battery
>[  145.493752] 	internal class: uvd_hd 
>[  145.493754] 	caps: video 
>[  145.493757] 	uvd    vclk: 40000 dclk: 30000
>[  145.493760] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  145.493762] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  145.493764] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  145.493766] 	status: 
>[  145.493768] == power state 5 ==
>[  145.493769] 	ui class: battery
>[  145.493771] 	internal class: uvd_sd 
>[  145.493774] 	caps: video 
>[  145.493777] 	uvd    vclk: 10000 dclk: 10000
>[  145.493779] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  145.493781] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  145.493783] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  145.493785] 	status: 
>[  145.498825] switching from power state:
>[  145.498827] 	ui class: none
>[  145.498828] 	internal class: boot 
>[  145.498830] 	caps: 
>[  145.498832] 	uvd    vclk: 0 dclk: 0
>[  145.498833] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  145.498834] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  145.498836] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  145.498837] 	status: c b 
>[  145.498839] switching to power state:
>[  145.498839] 	ui class: performance
>[  145.498841] 	internal class: none
>[  145.498842] 	caps: 
>[  145.498844] 	uvd    vclk: 0 dclk: 0
>[  145.498845] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  145.498846] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  145.498847] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  145.498848] 	status: r 
>[  145.500248] [drm] radeon: dpm initialized
>[  145.503625] radeon 0000:01:00.0: No connectors reported connected with modes
>[  145.503628] [drm] Cannot find any crtc or sizes - going 1024x768
>[  145.505869] [drm] fb mappable at 0xC0474000
>[  145.505870] [drm] vram apper at 0xC0000000
>[  145.505871] [drm] size 3145728
>[  145.505873] [drm] fb depth is 24
>[  145.505874] [drm]    pitch is 4096
>[  145.506015] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  145.506028] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  150.796825] [drm] Disabling audio 0 support
>[  150.948048] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  151.236586] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  151.241005] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  151.241099] radeon 0000:01:00.0: WB enabled
>[  151.241102] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8800994dfc00
>[  151.241104] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8800994dfc0c
>[  151.242587] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc900231b2118
>[  151.258967] [drm] ring test on 0 succeeded in 3 usecs
>[  151.259032] [drm] ring test on 3 succeeded in 1 usecs
>[  151.446097] [drm] ring test on 5 succeeded in 2 usecs
>[  151.446104] [drm] UVD initialized successfully.
>[  151.446106] [drm] Enabling audio 0 support
>[  151.446174] [drm] ib test on ring 0 succeeded in 0 usecs
>[  151.446245] [drm] ib test on ring 3 succeeded in 1 usecs
>[  151.598540] [drm] ib test on ring 5 succeeded
>[  151.603414] switching from power state:
>[  151.603416] 	ui class: none
>[  151.603418] 	internal class: boot 
>[  151.603420] 	caps: 
>[  151.603422] 	uvd    vclk: 0 dclk: 0
>[  151.603424] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  151.603426] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  151.603427] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  151.603428] 	status: c b 
>[  151.603430] switching to power state:
>[  151.603431] 	ui class: performance
>[  151.603432] 	internal class: none
>[  151.603434] 	caps: 
>[  151.603436] 	uvd    vclk: 0 dclk: 0
>[  151.603437] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  151.603439] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  151.603440] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  151.603441] 	status: r 
>[  151.614117] [drm] radeon: finishing device.
>[  151.614122] [drm] Disabling audio 0 support
>[  151.621897] ------------[ cut here ]------------
>[  151.621904] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  151.621905] Memory manager not clean during takedown.
>[  151.621906] Modules linked in:
>[  151.621909] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  151.621911] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  151.621915] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  151.621917]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  151.621919]  ffff880245f74300 ffff88024617bbb0 ffff88020aa8c7a8 ffff880245d47098
>[  151.621921]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  151.621924] Call Trace:
>[  151.621929]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  151.621933]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  151.621935]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  151.621937]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  151.621940]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  151.621943]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  151.621945]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  151.621948]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  151.621950]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  151.621953]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  151.621956]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  151.621958]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  151.621961]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  151.621964]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  151.621966]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  151.621968]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  151.621971]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  151.621974]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  151.621977]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  151.621979]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  151.621981]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  151.621983]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  151.621985]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  151.621988]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  151.621990]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  151.621992]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  151.621994]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  151.621996]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  151.621998]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  151.622001]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  151.622005]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  151.622007]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  151.622008] ---[ end trace 99a02f2ccae14de3 ]---
>[  151.622013] [TTM] Finalizing pool allocator
>[  151.622016] [TTM] Finalizing DMA pool allocator
>[  151.622020] ------------[ cut here ]------------
>[  151.622022] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  151.622023] Modules linked in:
>[  151.622025] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  151.622026] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  151.622028] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  151.622029]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  151.622031]  ffff880245f74480 ffff880099675a88 0000000000000008 ffff880245d47098
>[  151.622033]  ffff880245d4d400 ffffffff8142fd36 ffff88022f213360 ffff88023a023c28
>[  151.622035] Call Trace:
>[  151.622038]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  151.622040]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  151.622042]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  151.622044]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  151.622046]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  151.622048]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  151.622050]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  151.622052]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  151.622053]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  151.622055]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  151.622057]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  151.622060]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  151.622062]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  151.622064]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  151.622066]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  151.622068]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  151.622070]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  151.622072]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  151.622074]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  151.622076]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  151.622078]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  151.622080]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  151.622082]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  151.622084]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  151.622086]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  151.622088]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  151.622090]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  151.622091]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  151.622094]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  151.622095]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  151.622098]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  151.622100]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  151.622102]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  151.622103] ---[ end trace 99a02f2ccae14de4 ]---
>[  151.622147] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  151.622150] [TTM] Zone   dma32: Used memory at exit: 13 kiB
>[  151.622152] [drm] radeon: ttm finalized
>[  151.622154] vga_switcheroo: disabled
>[  151.629874] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  151.629894] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  151.629906] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  151.629916] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  151.629932] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  151.629972] pci 0000:01:00.0: supports D1 D2
>[  151.629996] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  151.630020] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  151.630024] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  151.634433] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  151.634443] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  151.634452] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  151.634455] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  151.634466] pci 0000:01:00.0: no hotplug settings from platform
>[  151.634781] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  151.634802] [drm] register mmio base: 0xC8700000
>[  151.634803] [drm] register mmio size: 131072
>[  151.634805] vga_switcheroo: enabled
>[  151.634873] ATPX version 1
>[  152.090982] ATOM BIOS: HP/IEC
>[  152.091097] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  152.091099] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  152.091101] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  152.091102] [drm] RAM width 128bits DDR
>[  152.091199] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  152.091200] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  152.091202] [TTM] Initializing pool allocator
>[  152.091213] [TTM] Initializing DMA pool allocator
>[  152.091227] [drm] radeon: 1024M of VRAM memory ready
>[  152.091228] [drm] radeon: 1024M of GTT memory ready.
>[  152.091437] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  152.092225] [drm] PCIE gen 2 link speeds already enabled
>[  152.093420] [drm] Loading TURKS Microcode
>[  152.094943] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  152.095048] radeon 0000:01:00.0: WB enabled
>[  152.095051] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8800996f9c00
>[  152.095053] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8800996f9c0c
>[  152.096506] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90024a32118
>[  152.096508] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  152.096509] [drm] Driver supports precise vblank timestamp query.
>[  152.096527] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  152.096538] radeon 0000:01:00.0: radeon: using MSI.
>[  152.096569] [drm] radeon: irq initialized.
>[  152.113132] [drm] ring test on 0 succeeded in 3 usecs
>[  152.113197] [drm] ring test on 3 succeeded in 1 usecs
>[  152.290288] [drm] ring test on 5 succeeded in 2 usecs
>[  152.290295] [drm] UVD initialized successfully.
>[  152.290487] [drm] Enabling audio 0 support
>[  152.290535] [drm] ib test on ring 0 succeeded in 0 usecs
>[  152.290582] [drm] ib test on ring 3 succeeded in 0 usecs
>[  152.442865] [drm] ib test on ring 5 succeeded
>[  152.446051] [drm] Radeon Display Connectors
>[  152.446107] [drm] Internal thermal controller without fan control
>[  152.446188] == power state 0 ==
>[  152.446191] 	ui class: none
>[  152.446193] 	internal class: boot 
>[  152.446196] 	caps: 
>[  152.446199] 	uvd    vclk: 0 dclk: 0
>[  152.446202] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  152.446205] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  152.446207] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  152.446209] 	status: c r b 
>[  152.446213] == power state 1 ==
>[  152.446215] 	ui class: performance
>[  152.446217] 	internal class: none
>[  152.446219] 	caps: 
>[  152.446222] 	uvd    vclk: 0 dclk: 0
>[  152.446224] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  152.446227] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  152.446229] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  152.446230] 	status: 
>[  152.446232] == power state 2 ==
>[  152.446234] 	ui class: none
>[  152.446236] 	internal class: uvd 
>[  152.446239] 	caps: video 
>[  152.446242] 	uvd    vclk: 70000 dclk: 56000
>[  152.446244] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  152.446247] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  152.446250] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  152.446251] 	status: 
>[  152.446253] == power state 3 ==
>[  152.446254] 	ui class: 
>[  152.446254] battery
>[  152.446256] 	internal class: 
>[  152.446258] none
>
>[  152.446265] 	caps: 
>[  152.446267] 	uvd    vclk: 0 dclk: 0
>[  152.446269] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  152.446272] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  152.446274] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  152.446277] 	status: 
>[  152.446279] == power state 4 ==
>[  152.446283] 	ui class: battery
>[  152.446289] 	internal class: uvd_hd 
>[  152.446291] 	caps: video 
>[  152.446300] 	uvd    vclk: 40000 dclk: 30000
>[  152.446302] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  152.446303] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  152.446305] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  152.446309] 	status: 
>[  152.446311] == power state 5 ==
>[  152.446314] 	ui class: battery
>[  152.446319] 	internal class: uvd_sd 
>[  152.446327] 	caps: video 
>[  152.446329] 	uvd    vclk: 10000 dclk: 10000
>[  152.446331] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  152.446334] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  152.446336] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  152.446340] 	status: 
>[  152.451175] switching from power state:
>[  152.451178] 	ui class: none
>[  152.451179] 	internal class: boot 
>[  152.451181] 	caps: 
>[  152.451183] 	uvd    vclk: 0 dclk: 0
>[  152.451185] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  152.451186] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  152.451188] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  152.451189] 	status: c b 
>[  152.451191] switching to power state:
>[  152.451192] 	ui class: performance
>[  152.451193] 	internal class: none
>[  152.451195] 	caps: 
>[  152.451197] 	uvd    vclk: 0 dclk: 0
>[  152.451198] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  152.451199] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  152.451201] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  152.451202] 	status: r 
>[  152.452615] [drm] radeon: dpm initialized
>[  152.456313] radeon 0000:01:00.0: No connectors reported connected with modes
>[  152.456316] [drm] Cannot find any crtc or sizes - going 1024x768
>[  152.458604] [drm] fb mappable at 0xC0474000
>[  152.458606] [drm] vram apper at 0xC0000000
>[  152.458607] [drm] size 3145728
>[  152.458608] [drm] fb depth is 24
>[  152.458609] [drm]    pitch is 4096
>[  152.458798] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  152.458809] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  157.802665] [drm] Disabling audio 0 support
>[  157.953825] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  158.242343] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  158.246793] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  158.246887] radeon 0000:01:00.0: WB enabled
>[  158.246890] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8800996f9c00
>[  158.246892] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8800996f9c0c
>[  158.248430] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90024a32118
>[  158.264811] [drm] ring test on 0 succeeded in 3 usecs
>[  158.264876] [drm] ring test on 3 succeeded in 1 usecs
>[  158.451935] [drm] ring test on 5 succeeded in 2 usecs
>[  158.451942] [drm] UVD initialized successfully.
>[  158.451944] [drm] Enabling audio 0 support
>[  158.452012] [drm] ib test on ring 0 succeeded in 0 usecs
>[  158.452084] [drm] ib test on ring 3 succeeded in 1 usecs
>[  158.604399] [drm] ib test on ring 5 succeeded
>[  158.609323] switching from power state:
>[  158.609328] 	ui class: none
>[  158.609330] 	internal class: boot 
>[  158.609332] 	caps: 
>[  158.609334] 	uvd    vclk: 0 dclk: 0
>[  158.609335] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  158.609337] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  158.609338] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  158.609339] 	status: c b 
>[  158.609341] switching to power state:
>[  158.609342] 	ui class: performance
>[  158.609343] 	internal class: none
>[  158.609345] 	caps: 
>[  158.609346] 	uvd    vclk: 0 dclk: 0
>[  158.609348] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  158.609349] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  158.609350] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  158.609351] 	status: r 
>[  158.620885] [drm] radeon: finishing device.
>[  158.620890] [drm] Disabling audio 0 support
>[  158.628719] ------------[ cut here ]------------
>[  158.628729] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  158.628730] Memory manager not clean during takedown.
>[  158.628731] Modules linked in:
>[  158.628734] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  158.628736] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  158.628740] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  158.628742]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  158.628745]  ffff880244ac1900 ffff88024617bbb0 ffff8802026107a8 ffff880245d47098
>[  158.628747]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  158.628750] Call Trace:
>[  158.628755]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  158.628759]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  158.628761]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  158.628764]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  158.628767]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  158.628770]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  158.628773]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  158.628775]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  158.628778]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  158.628780]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  158.628783]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  158.628786]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  158.628789]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  158.628792]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  158.628794]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  158.628796]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  158.628800]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  158.628803]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  158.628806]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  158.628808]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  158.628810]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  158.628812]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  158.628814]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  158.628817]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  158.628819]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  158.628822]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  158.628824]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  158.628826]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  158.628829]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  158.628831]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  158.628835]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  158.628838]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  158.628839] ---[ end trace 99a02f2ccae14de5 ]---
>[  158.628844] [TTM] Finalizing pool allocator
>[  158.628849] [TTM] Finalizing DMA pool allocator
>[  158.628855] ------------[ cut here ]------------
>[  158.628858] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  158.628859] Modules linked in:
>[  158.628861] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  158.628862] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  158.628864] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  158.628865]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  158.628868]  ffff880244ac1b40 ffff8800a8a39a88 0000000000000008 ffff880245d47098
>[  158.628870]  ffff880245d4d400 ffffffff8142fd36 ffff88022f213400 ffff88022c690b28
>[  158.628872] Call Trace:
>[  158.628875]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  158.628877]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  158.628879]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  158.628881]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  158.628883]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  158.628886]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  158.628888]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  158.628890]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  158.628892]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  158.628894]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  158.628896]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  158.628898]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  158.628901]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  158.628903]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  158.628905]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  158.628907]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  158.628909]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  158.628912]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  158.628914]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  158.628916]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  158.628918]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  158.628920]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  158.628922]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  158.628924]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  158.628927]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  158.628929]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  158.628930]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  158.628932]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  158.628935]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  158.628936]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  158.628939]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  158.628941]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  158.628944]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  158.628945] ---[ end trace 99a02f2ccae14de6 ]---
>[  158.628973] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  158.628976] [TTM] Zone   dma32: Used memory at exit: 13 kiB
>[  158.628978] [drm] radeon: ttm finalized
>[  158.628981] vga_switcheroo: disabled
>[  158.636880] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  158.636899] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  158.636912] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  158.636920] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  158.636935] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  158.636974] pci 0000:01:00.0: supports D1 D2
>[  158.636997] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  158.637018] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  158.637021] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  158.641192] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  158.641202] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  158.641210] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  158.641213] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  158.641224] pci 0000:01:00.0: no hotplug settings from platform
>[  158.641618] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  158.641643] [drm] register mmio base: 0xC8700000
>[  158.641645] [drm] register mmio size: 131072
>[  158.641647] vga_switcheroo: enabled
>[  158.641728] ATPX version 1
>[  159.099769] ATOM BIOS: HP/IEC
>[  159.099883] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  159.099886] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  159.099887] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  159.099889] [drm] RAM width 128bits DDR
>[  159.099976] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  159.099978] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  159.099979] [TTM] Initializing pool allocator
>[  159.099982] [TTM] Initializing DMA pool allocator
>[  159.100003] [drm] radeon: 1024M of VRAM memory ready
>[  159.100004] [drm] radeon: 1024M of GTT memory ready.
>[  159.100265] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  159.101012] [drm] PCIE gen 2 link speeds already enabled
>[  159.102229] [drm] Loading TURKS Microcode
>[  159.103742] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  159.103848] radeon 0000:01:00.0: WB enabled
>[  159.103851] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880243c0ac00
>[  159.103853] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880243c0ac0c
>[  159.105315] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90025e32118
>[  159.105317] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  159.105318] [drm] Driver supports precise vblank timestamp query.
>[  159.105335] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  159.105345] radeon 0000:01:00.0: radeon: using MSI.
>[  159.105385] [drm] radeon: irq initialized.
>[  159.121936] [drm] ring test on 0 succeeded in 3 usecs
>[  159.122001] [drm] ring test on 3 succeeded in 1 usecs
>[  159.299122] [drm] ring test on 5 succeeded in 2 usecs
>[  159.299131] [drm] UVD initialized successfully.
>[  159.299314] [drm] Enabling audio 0 support
>[  159.299363] [drm] ib test on ring 0 succeeded in 0 usecs
>[  159.299410] [drm] ib test on ring 3 succeeded in 0 usecs
>[  159.451689] [drm] ib test on ring 5 succeeded
>[  159.453693] [drm] Radeon Display Connectors
>[  159.453749] [drm] Internal thermal controller without fan control
>[  159.453812] == power state 0 ==
>[  159.453814] 	ui class: none
>[  159.453816] 	internal class: boot 
>[  159.453818] 	caps: 
>[  159.453820] 	uvd    vclk: 0 dclk: 0
>[  159.453822] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  159.453823] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  159.453826] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  159.453827] 	status: c r b 
>[  159.453829] == power state 1 ==
>[  159.453830] 	ui class: performance
>[  159.453832] 	internal class: none
>[  159.453833] 	caps: 
>[  159.453835] 	uvd    vclk: 0 dclk: 0
>[  159.453836] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  159.453837] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  159.453839] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  159.453840] 	status: 
>[  159.453841] == power state 2 ==
>[  159.453842] 	ui class: none
>[  159.453843] 	internal class: uvd 
>[  159.453844] 	caps: video 
>[  159.453846] 	uvd    vclk: 70000 dclk: 56000
>[  159.453848] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  159.453849] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  159.453850] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  159.453851] 	status: 
>[  159.453852] == power state 3 ==
>[  159.453853] 	ui class: battery
>[  159.453854] 	internal class: none
>[  159.453856] 	caps: 
>[  159.453857] 	uvd    vclk: 0 dclk: 0
>[  159.453859] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  159.453860] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  159.453861] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  159.453862] 	status: 
>[  159.453864] == power state 4 ==
>[  159.453864] 	ui class: battery
>[  159.453865] 	internal class: uvd_hd 
>[  159.453867] 	caps: video 
>[  159.453869] 	uvd    vclk: 40000 dclk: 30000
>[  159.453870] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  159.453872] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  159.453873] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  159.453874] 	status: 
>[  159.453875] == power state 5 ==
>[  159.453876] 	ui class: battery
>[  159.453877] 	internal class: uvd_sd 
>[  159.453878] 	caps: video 
>[  159.453880] 	uvd    vclk: 10000 dclk: 10000
>[  159.453881] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  159.453883] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  159.453884] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  159.453885] 	status: 
>[  159.458718] switching from power state:
>[  159.458721] 	ui class: none
>[  159.458722] 	internal class: boot 
>[  159.458724] 	caps: 
>[  159.458726] 	uvd    vclk: 0 dclk: 0
>[  159.458728] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  159.458729] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  159.458731] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  159.458731] 	status: c b 
>[  159.458734] switching to power state:
>[  159.458735] 	ui class: performance
>[  159.458736] 	internal class: none
>[  159.458738] 	caps: 
>[  159.458739] 	uvd    vclk: 0 dclk: 0
>[  159.458741] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  159.458742] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  159.458743] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  159.458744] 	status: r 
>[  159.460182] [drm] radeon: dpm initialized
>[  159.463740] radeon 0000:01:00.0: No connectors reported connected with modes
>[  159.463743] [drm] Cannot find any crtc or sizes - going 1024x768
>[  159.466003] [drm] fb mappable at 0xC0474000
>[  159.466005] [drm] vram apper at 0xC0000000
>[  159.466006] [drm] size 3145728
>[  159.466008] [drm] fb depth is 24
>[  159.466009] [drm]    pitch is 4096
>[  159.466179] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  159.466193] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  164.808560] [drm] Disabling audio 0 support
>[  164.959591] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  165.250111] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  165.254486] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  165.254579] radeon 0000:01:00.0: WB enabled
>[  165.254582] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880243c0ac00
>[  165.254584] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880243c0ac0c
>[  165.256052] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90025e32118
>[  165.272439] [drm] ring test on 0 succeeded in 3 usecs
>[  165.272503] [drm] ring test on 3 succeeded in 1 usecs
>[  165.459562] [drm] ring test on 5 succeeded in 2 usecs
>[  165.459569] [drm] UVD initialized successfully.
>[  165.459571] [drm] Enabling audio 0 support
>[  165.459639] [drm] ib test on ring 0 succeeded in 0 usecs
>[  165.459711] [drm] ib test on ring 3 succeeded in 1 usecs
>[  165.612020] [drm] ib test on ring 5 succeeded
>[  165.616887] switching from power state:
>[  165.616890] 	ui class: none
>[  165.616891] 	internal class: boot 
>[  165.616893] 	caps: 
>[  165.616895] 	uvd    vclk: 0 dclk: 0
>[  165.616896] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  165.616897] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  165.616899] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  165.616899] 	status: c b 
>[  165.616902] switching to power state:
>[  165.616902] 	ui class: performance
>[  165.616904] 	internal class: none
>[  165.616905] 	caps: 
>[  165.616907] 	uvd    vclk: 0 dclk: 0
>[  165.616908] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  165.616909] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  165.616910] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  165.616911] 	status: r 
>[  165.627184] [drm] radeon: finishing device.
>[  165.627188] [drm] Disabling audio 0 support
>[  165.634929] ------------[ cut here ]------------
>[  165.634937] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  165.634938] Memory manager not clean during takedown.
>[  165.634939] Modules linked in:
>[  165.634947] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  165.634948] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  165.634952] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  165.634954]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  165.634957]  ffff880245f74300 ffff88024617bbb0 ffff88009eab87a8 ffff880245d47098
>[  165.634959]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  165.634961] Call Trace:
>[  165.634967]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  165.634970]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  165.634972]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  165.634975]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  165.634978]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  165.634981]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  165.634985]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  165.634988]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  165.634997]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  165.635000]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  165.635003]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  165.635006]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  165.635009]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  165.635012]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  165.635014]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  165.635016]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  165.635020]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  165.635023]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  165.635031]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  165.635040]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  165.635047]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  165.635055]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  165.635058]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  165.635061]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  165.635064]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  165.635066]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  165.635068]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  165.635070]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  165.635073]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  165.635076]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  165.635080]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  165.635082]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  165.635085] ---[ end trace 99a02f2ccae14de7 ]---
>[  165.635095] [TTM] Finalizing pool allocator
>[  165.635099] [TTM] Finalizing DMA pool allocator
>[  165.635103] ------------[ cut here ]------------
>[  165.635106] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  165.635107] Modules linked in:
>[  165.635109] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  165.635110] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  165.635113] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  165.635114]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  165.635117]  ffff880245f74600 ffff8800a8a38288 0000000000000008 ffff880245d47098
>[  165.635120]  ffff880245d4d400 ffffffff8142fd36 ffff88022f213540 ffff880242d3b628
>[  165.635122] Call Trace:
>[  165.635125]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  165.635127]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  165.635129]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  165.635131]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  165.635134]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  165.635136]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  165.635138]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  165.635140]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  165.635142]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  165.635144]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  165.635146]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  165.635149]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  165.635152]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  165.635155]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  165.635157]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  165.635159]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  165.635161]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  165.635163]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  165.635166]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  165.635168]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  165.635170]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  165.635172]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  165.635174]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  165.635176]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  165.635178]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  165.635180]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  165.635182]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  165.635184]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  165.635186]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  165.635188]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  165.635191]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  165.635193]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  165.635197]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  165.635198] ---[ end trace 99a02f2ccae14de8 ]---
>[  165.635222] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  165.635224] [TTM] Zone   dma32: Used memory at exit: 9 kiB
>[  165.635226] [drm] radeon: ttm finalized
>[  165.635229] vga_switcheroo: disabled
>[  165.641935] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  165.641966] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  165.641981] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  165.641989] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  165.642005] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  165.642047] pci 0000:01:00.0: supports D1 D2
>[  165.642075] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  165.642108] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  165.642112] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  165.643951] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  165.643961] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  165.643969] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  165.643971] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  165.643981] pci 0000:01:00.0: no hotplug settings from platform
>[  165.644270] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  165.644291] [drm] register mmio base: 0xC8700000
>[  165.644293] [drm] register mmio size: 131072
>[  165.644294] vga_switcheroo: enabled
>[  165.644363] ATPX version 1
>[  166.104520] ATOM BIOS: HP/IEC
>[  166.104634] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  166.104637] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  166.104638] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  166.104640] [drm] RAM width 128bits DDR
>[  166.104739] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  166.104740] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  166.104741] [TTM] Initializing pool allocator
>[  166.104753] [TTM] Initializing DMA pool allocator
>[  166.104766] [drm] radeon: 1024M of VRAM memory ready
>[  166.104767] [drm] radeon: 1024M of GTT memory ready.
>[  166.104984] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  166.105839] [drm] PCIE gen 2 link speeds already enabled
>[  166.107033] [drm] Loading TURKS Microcode
>[  166.108550] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  166.108657] radeon 0000:01:00.0: WB enabled
>[  166.108660] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8800a8517c00
>[  166.108662] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8800a8517c0c
>[  166.110142] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90027432118
>[  166.110144] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  166.110146] [drm] Driver supports precise vblank timestamp query.
>[  166.110165] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  166.110175] radeon 0000:01:00.0: radeon: using MSI.
>[  166.110206] [drm] radeon: irq initialized.
>[  166.126778] [drm] ring test on 0 succeeded in 3 usecs
>[  166.126843] [drm] ring test on 3 succeeded in 1 usecs
>[  166.303965] [drm] ring test on 5 succeeded in 2 usecs
>[  166.303975] [drm] UVD initialized successfully.
>[  166.304165] [drm] Enabling audio 0 support
>[  166.304213] [drm] ib test on ring 0 succeeded in 0 usecs
>[  166.304260] [drm] ib test on ring 3 succeeded in 0 usecs
>[  166.456538] [drm] ib test on ring 5 succeeded
>[  166.459126] [drm] Radeon Display Connectors
>[  166.459182] [drm] Internal thermal controller without fan control
>[  166.459277] == power state 0 ==
>[  166.459279] 	ui class: none
>[  166.459281] 	internal class: boot 
>[  166.459283] 	caps: 
>[  166.459284] 	uvd    vclk: 0 dclk: 0
>[  166.459286] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  166.459288] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  166.459289] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  166.459290] 	status: c r b 
>[  166.459293] == power state 1 ==
>[  166.459294] 	ui class: performance
>[  166.459295] 	internal class: none
>[  166.459296] 	caps: 
>[  166.459298] 	uvd    vclk: 0 dclk: 0
>[  166.459299] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  166.459300] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  166.459302] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  166.459303] 	status: 
>[  166.459304] == power state 2 ==
>[  166.459305] 	ui class: none
>[  166.459306] 	internal class: uvd 
>[  166.459308] 	caps: video 
>[  166.459310] 	uvd    vclk: 70000 dclk: 56000
>[  166.459311] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  166.459313] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  166.459314] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  166.459315] 	status: 
>[  166.459316] == power state 3 ==
>[  166.459317] 	ui class: battery
>[  166.459318] 	internal class: none
>[  166.459319] 	caps: 
>[  166.459321] 	uvd    vclk: 0 dclk: 0
>[  166.459322] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  166.459323] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  166.459325] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  166.459326] 	status: 
>[  166.459327] == power state 4 ==
>[  166.459328] 	ui class: battery
>[  166.459329] 	internal class: uvd_hd 
>[  166.459330] 	caps: video 
>[  166.459332] 	uvd    vclk: 40000 dclk: 30000
>[  166.459333] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  166.459335] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  166.459336] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  166.459337] 	status: 
>[  166.459338] == power state 5 ==
>[  166.459339] 	ui class: battery
>[  166.459340] 	internal class: uvd_sd 
>[  166.459342] 	caps: video 
>[  166.459343] 	uvd    vclk: 10000 dclk: 10000
>[  166.459345] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  166.459346] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  166.459347] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  166.459348] 	status: 
>[  166.464202] switching from power state:
>[  166.464204] 	ui class: none
>[  166.464206] 	internal class: boot 
>[  166.464207] 	caps: 
>[  166.464209] 	uvd    vclk: 0 dclk: 0
>[  166.464210] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  166.464211] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  166.464213] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  166.464213] 	status: c b 
>[  166.464215] switching to power state:
>[  166.464216] 	ui class: performance
>[  166.464217] 	internal class: none
>[  166.464219] 	caps: 
>[  166.464220] 	uvd    vclk: 0 dclk: 0
>[  166.464221] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  166.464222] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  166.464224] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  166.464224] 	status: r 
>[  166.465618] [drm] radeon: dpm initialized
>[  166.469167] radeon 0000:01:00.0: No connectors reported connected with modes
>[  166.469170] [drm] Cannot find any crtc or sizes - going 1024x768
>[  166.471442] [drm] fb mappable at 0xC0474000
>[  166.471444] [drm] vram apper at 0xC0000000
>[  166.471445] [drm] size 3145728
>[  166.471446] [drm] fb depth is 24
>[  166.471447] [drm]    pitch is 4096
>[  166.471650] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  166.471662] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  171.800144] [drm] Disabling audio 0 support
>[  171.953381] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  172.241899] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  172.246348] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  172.246441] radeon 0000:01:00.0: WB enabled
>[  172.246444] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8800a8517c00
>[  172.246446] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8800a8517c0c
>[  172.247948] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90027432118
>[  172.264333] [drm] ring test on 0 succeeded in 3 usecs
>[  172.264400] [drm] ring test on 3 succeeded in 1 usecs
>[  172.451472] [drm] ring test on 5 succeeded in 2 usecs
>[  172.451481] [drm] UVD initialized successfully.
>[  172.451483] [drm] Enabling audio 0 support
>[  172.451553] [drm] ib test on ring 0 succeeded in 0 usecs
>[  172.451624] [drm] ib test on ring 3 succeeded in 1 usecs
>[  172.603945] [drm] ib test on ring 5 succeeded
>[  172.608986] switching from power state:
>[  172.608988] 	ui class: none
>[  172.608990] 	internal class: boot 
>[  172.608992] 	caps: 
>[  172.608994] 	uvd    vclk: 0 dclk: 0
>[  172.608995] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  172.608997] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  172.608998] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  172.608999] 	status: c b 
>[  172.609001] switching to power state:
>[  172.609001] 	ui class: performance
>[  172.609003] 	internal class: none
>[  172.609004] 	caps: 
>[  172.609006] 	uvd    vclk: 0 dclk: 0
>[  172.609007] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  172.609008] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  172.609010] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  172.609010] 	status: r 
>[  172.620387] [drm] radeon: finishing device.
>[  172.620390] [drm] Disabling audio 0 support
>[  172.628151] ------------[ cut here ]------------
>[  172.628159] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  172.628160] Memory manager not clean during takedown.
>[  172.628161] Modules linked in:
>[  172.628164] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  172.628165] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  172.628169] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  172.628171]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  172.628173]  ffff880244ac1c00 ffff88024617bbb0 ffff8802024747a8 ffff880245d47098
>[  172.628175]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  172.628178] Call Trace:
>[  172.628183]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  172.628186]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  172.628188]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  172.628191]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  172.628193]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  172.628197]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  172.628199]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  172.628202]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  172.628204]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  172.628206]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  172.628209]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  172.628212]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  172.628214]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  172.628218]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  172.628220]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  172.628222]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  172.628225]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  172.628228]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  172.628230]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  172.628233]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  172.628234]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  172.628236]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  172.628238]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  172.628241]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  172.628243]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  172.628245]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  172.628247]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  172.628249]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  172.628252]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  172.628254]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  172.628258]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  172.628261]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  172.628262] ---[ end trace 99a02f2ccae14de9 ]---
>[  172.628267] [TTM] Finalizing pool allocator
>[  172.628270] [TTM] Finalizing DMA pool allocator
>[  172.628274] ------------[ cut here ]------------
>[  172.628276] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  172.628277] Modules linked in:
>[  172.628279] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  172.628280] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  172.628282] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  172.628283]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  172.628286]  ffff880244ac1240 ffff880099671288 0000000000000008 ffff880245d47098
>[  172.628288]  ffff880245d4d400 ffffffff8142fd36 ffff88022f213500 ffff880243eeec28
>[  172.628290] Call Trace:
>[  172.628292]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  172.628294]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  172.628296]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  172.628298]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  172.628300]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  172.628302]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  172.628304]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  172.628306]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  172.628308]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  172.628310]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  172.628312]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  172.628314]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  172.628316]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  172.628318]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  172.628320]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  172.628322]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  172.628324]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  172.628326]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  172.628328]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  172.628331]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  172.628332]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  172.628334]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  172.628336]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  172.628338]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  172.628340]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  172.628342]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  172.628344]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  172.628345]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  172.628348]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  172.628349]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  172.628351]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  172.628354]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  172.628356]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  172.628357] ---[ end trace 99a02f2ccae14dea ]---
>[  172.628398] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  172.628401] [TTM] Zone   dma32: Used memory at exit: 13 kiB
>[  172.628403] [drm] radeon: ttm finalized
>[  172.628406] vga_switcheroo: disabled
>[  172.632201] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  172.632221] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  172.632233] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  172.632242] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  172.632257] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  172.632296] pci 0000:01:00.0: supports D1 D2
>[  172.632317] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  172.632357] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  172.632360] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  172.633736] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  172.633746] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  172.633756] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  172.633758] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  172.633769] pci 0000:01:00.0: no hotplug settings from platform
>[  172.634275] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  172.634296] [drm] register mmio base: 0xC8700000
>[  172.634298] [drm] register mmio size: 131072
>[  172.634299] vga_switcheroo: enabled
>[  172.634371] ATPX version 1
>[  173.102292] ATOM BIOS: HP/IEC
>[  173.102424] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  173.102426] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  173.102428] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  173.102429] [drm] RAM width 128bits DDR
>[  173.102526] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  173.102528] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  173.102529] [TTM] Initializing pool allocator
>[  173.102540] [TTM] Initializing DMA pool allocator
>[  173.102553] [drm] radeon: 1024M of VRAM memory ready
>[  173.102555] [drm] radeon: 1024M of GTT memory ready.
>[  173.102774] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  173.103559] [drm] PCIE gen 2 link speeds already enabled
>[  173.104767] [drm] Loading TURKS Microcode
>[  173.106304] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  173.106410] radeon 0000:01:00.0: WB enabled
>[  173.106412] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8801f8d43c00
>[  173.106414] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8801f8d43c0c
>[  173.107883] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90028eb2118
>[  173.107885] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  173.107886] [drm] Driver supports precise vblank timestamp query.
>[  173.107904] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  173.107914] radeon 0000:01:00.0: radeon: using MSI.
>[  173.107946] [drm] radeon: irq initialized.
>[  173.124497] [drm] ring test on 0 succeeded in 3 usecs
>[  173.124566] [drm] ring test on 3 succeeded in 1 usecs
>[  173.301657] [drm] ring test on 5 succeeded in 2 usecs
>[  173.301666] [drm] UVD initialized successfully.
>[  173.301847] [drm] Enabling audio 0 support
>[  173.301896] [drm] ib test on ring 0 succeeded in 0 usecs
>[  173.301943] [drm] ib test on ring 3 succeeded in 0 usecs
>[  173.454238] [drm] ib test on ring 5 succeeded
>[  173.456986] [drm] Radeon Display Connectors
>[  173.457043] [drm] Internal thermal controller without fan control
>[  173.457104] == power state 0 ==
>[  173.457106] 	ui class: none
>[  173.457108] 	internal class: boot 
>[  173.457110] 	caps: 
>[  173.457111] 	uvd    vclk: 0 dclk: 0
>[  173.457113] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  173.457114] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  173.457116] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  173.457116] 	status: c r b 
>[  173.457119] == power state 1 ==
>[  173.457120] 	ui class: performance
>[  173.457121] 	internal class: none
>[  173.457123] 	caps: 
>[  173.457124] 	uvd    vclk: 0 dclk: 0
>[  173.457125] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  173.457127] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  173.457128] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  173.457129] 	status: 
>[  173.457130] == power state 2 ==
>[  173.457131] 	ui class: none
>[  173.457132] 	internal class: uvd 
>[  173.457134] 	caps: video 
>[  173.457136] 	uvd    vclk: 70000 dclk: 56000
>[  173.457137] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  173.457138] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  173.457140] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  173.457140] 	status: 
>[  173.457142] == power state 3 ==
>[  173.457143] 	ui class: battery
>[  173.457144] 	internal class: none
>[  173.457145] 	caps: 
>[  173.457147] 	uvd    vclk: 0 dclk: 0
>[  173.457148] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  173.457149] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  173.457151] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  173.457151] 	status: 
>[  173.457153] == power state 4 ==
>[  173.457153] 	ui class: battery
>[  173.457155] 	internal class: uvd_hd 
>[  173.457156] 	caps: video 
>[  173.457158] 	uvd    vclk: 40000 dclk: 30000
>[  173.457161] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  173.457162] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  173.457163] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  173.457164] 	status: 
>[  173.457166] == power state 5 ==
>[  173.457166] 	ui class: battery
>[  173.457168] 	internal class: uvd_sd 
>[  173.457169] 	caps: video 
>[  173.457171] 	uvd    vclk: 10000 dclk: 10000
>[  173.457172] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  173.457173] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  173.457175] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  173.457176] 	status: 
>[  173.462007] switching from power state:
>[  173.462010] 	ui class: none
>[  173.462011] 	internal class: boot 
>[  173.462013] 	caps: 
>[  173.462015] 	uvd    vclk: 0 dclk: 0
>[  173.462017] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  173.462018] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  173.462019] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  173.462020] 	status: c b 
>[  173.462022] switching to power state:
>[  173.462023] 	ui class: performance
>[  173.462025] 	internal class: none
>[  173.462026] 	caps: 
>[  173.462028] 	uvd    vclk: 0 dclk: 0
>[  173.462029] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  173.462031] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  173.462032] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  173.462033] 	status: r 
>[  173.463434] [drm] radeon: dpm initialized
>[  173.466851] radeon 0000:01:00.0: No connectors reported connected with modes
>[  173.466853] [drm] Cannot find any crtc or sizes - going 1024x768
>[  173.469116] [drm] fb mappable at 0xC0474000
>[  173.469118] [drm] vram apper at 0xC0000000
>[  173.469119] [drm] size 3145728
>[  173.469120] [drm] fb depth is 24
>[  173.469121] [drm]    pitch is 4096
>[  173.469248] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  173.469268] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  178.792067] [drm] Disabling audio 0 support
>[  178.943168] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  179.231657] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  179.236042] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  179.236137] radeon 0000:01:00.0: WB enabled
>[  179.236141] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8801f8d43c00
>[  179.236143] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8801f8d43c0c
>[  179.237596] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90028eb2118
>[  179.253977] [drm] ring test on 0 succeeded in 3 usecs
>[  179.254041] [drm] ring test on 3 succeeded in 1 usecs
>[  179.441100] [drm] ring test on 5 succeeded in 2 usecs
>[  179.441107] [drm] UVD initialized successfully.
>[  179.441109] [drm] Enabling audio 0 support
>[  179.441178] [drm] ib test on ring 0 succeeded in 0 usecs
>[  179.441249] [drm] ib test on ring 3 succeeded in 1 usecs
>[  179.593561] [drm] ib test on ring 5 succeeded
>[  179.601305] switching from power state:
>[  179.601308] 	ui class: none
>[  179.601309] 	internal class: boot 
>[  179.601311] 	caps: 
>[  179.601313] 	uvd    vclk: 0 dclk: 0
>[  179.601314] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  179.601315] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  179.601317] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  179.601317] 	status: c b 
>[  179.601319] switching to power state:
>[  179.601320] 	ui class: performance
>[  179.601321] 	internal class: none
>[  179.601323] 	caps: 
>[  179.601324] 	uvd    vclk: 0 dclk: 0
>[  179.601325] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  179.601326] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  179.601327] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  179.601328] 	status: r 
>[  179.612283] [drm] radeon: finishing device.
>[  179.612288] [drm] Disabling audio 0 support
>[  179.620179] ------------[ cut here ]------------
>[  179.620186] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  179.620187] Memory manager not clean during takedown.
>[  179.620188] Modules linked in:
>[  179.620191] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  179.620193] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  179.620197] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  179.620199]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  179.620201]  ffff88023685f9c0 ffff88024617bbb0 ffff8802024747a8 ffff880245d47098
>[  179.620203]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  179.620206] Call Trace:
>[  179.620211]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  179.620214]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  179.620217]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  179.620219]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  179.620222]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  179.620225]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  179.620227]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  179.620230]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  179.620232]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  179.620234]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  179.620237]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  179.620240]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  179.620243]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  179.620246]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  179.620248]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  179.620250]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  179.620253]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  179.620256]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  179.620258]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  179.620261]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  179.620263]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  179.620264]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  179.620266]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  179.620269]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  179.620271]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  179.620273]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  179.620275]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  179.620277]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  179.620280]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  179.620282]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  179.620286]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  179.620288]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  179.620290] ---[ end trace 99a02f2ccae14deb ]---
>[  179.620294] [TTM] Finalizing pool allocator
>[  179.620298] [TTM] Finalizing DMA pool allocator
>[  179.620301] ------------[ cut here ]------------
>[  179.620303] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  179.620304] Modules linked in:
>[  179.620306] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  179.620307] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  179.620310] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  179.620311]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  179.620313]  ffff880245f74c00 ffff880099670288 0000000000000008 ffff880245d47098
>[  179.620315]  ffff880245d4d400 ffffffff8142fd36 ffff88022f213780 ffff88022cbb1328
>[  179.620317] Call Trace:
>[  179.620319]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  179.620321]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  179.620323]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  179.620325]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  179.620327]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  179.620329]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  179.620331]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  179.620333]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  179.620335]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  179.620337]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  179.620339]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  179.620341]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  179.620343]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  179.620345]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  179.620347]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  179.620349]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  179.620351]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  179.620353]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  179.620356]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  179.620358]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  179.620360]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  179.620362]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  179.620363]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  179.620365]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  179.620368]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  179.620369]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  179.620371]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  179.620373]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  179.620375]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  179.620377]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  179.620379]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  179.620381]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  179.620384]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  179.620385] ---[ end trace 99a02f2ccae14dec ]---
>[  179.620408] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  179.620410] [TTM] Zone   dma32: Used memory at exit: 9 kiB
>[  179.620412] [drm] radeon: ttm finalized
>[  179.620415] vga_switcheroo: disabled
>[  179.624280] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  179.624299] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  179.624311] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  179.624319] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  179.624334] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  179.624373] pci 0000:01:00.0: supports D1 D2
>[  179.624395] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  179.624416] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  179.624419] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  179.626504] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  179.626514] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  179.626523] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  179.626525] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  179.626536] pci 0000:01:00.0: no hotplug settings from platform
>[  179.626789] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  179.626810] [drm] register mmio base: 0xC8700000
>[  179.626811] [drm] register mmio size: 131072
>[  179.626813] vga_switcheroo: enabled
>[  179.626881] ATPX version 1
>[  180.100028] ATOM BIOS: HP/IEC
>[  180.100140] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  180.100142] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  180.100144] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  180.100145] [drm] RAM width 128bits DDR
>[  180.100241] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  180.100243] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  180.100244] [TTM] Initializing pool allocator
>[  180.100255] [TTM] Initializing DMA pool allocator
>[  180.100269] [drm] radeon: 1024M of VRAM memory ready
>[  180.100270] [drm] radeon: 1024M of GTT memory ready.
>[  180.100478] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  180.101228] [drm] PCIE gen 2 link speeds already enabled
>[  180.102406] [drm] Loading TURKS Microcode
>[  180.103942] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  180.104049] radeon 0000:01:00.0: WB enabled
>[  180.104051] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8801f8d4ac00
>[  180.104053] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8801f8d4ac0c
>[  180.105511] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90011132118
>[  180.105514] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  180.105515] [drm] Driver supports precise vblank timestamp query.
>[  180.105532] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  180.105543] radeon 0000:01:00.0: radeon: using MSI.
>[  180.105572] [drm] radeon: irq initialized.
>[  180.122098] [drm] ring test on 0 succeeded in 3 usecs
>[  180.122162] [drm] ring test on 3 succeeded in 1 usecs
>[  180.299244] [drm] ring test on 5 succeeded in 2 usecs
>[  180.299251] [drm] UVD initialized successfully.
>[  180.299466] [drm] Enabling audio 0 support
>[  180.299523] [drm] ib test on ring 0 succeeded in 0 usecs
>[  180.299570] [drm] ib test on ring 3 succeeded in 0 usecs
>[  180.451846] [drm] ib test on ring 5 succeeded
>[  180.453282] [drm] Radeon Display Connectors
>[  180.453338] [drm] Internal thermal controller without fan control
>[  180.453412] == power state 0 ==
>[  180.453414] 	ui class: none
>[  180.453415] 	internal class: boot 
>[  180.453417] 	caps: 
>[  180.453419] 	uvd    vclk: 0 dclk: 0
>[  180.453421] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  180.453422] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  180.453423] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  180.453424] 	status: c r b 
>[  180.453427] == power state 1 ==
>[  180.453428] 	ui class: performance
>[  180.453429] 	internal class: none
>[  180.453431] 	caps: 
>[  180.453432] 	uvd    vclk: 0 dclk: 0
>[  180.453433] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  180.453435] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  180.453436] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  180.453437] 	status: 
>[  180.453438] == power state 2 ==
>[  180.453439] 	ui class: none
>[  180.453440] 	internal class: uvd 
>[  180.453442] 	caps: video 
>[  180.453444] 	uvd    vclk: 70000 dclk: 56000
>[  180.453445] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  180.453446] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  180.453448] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  180.453449] 	status: 
>[  180.453450] == power state 3 ==
>[  180.453451] 	ui class: battery
>[  180.453452] 	internal class: none
>[  180.453453] 	caps: 
>[  180.453455] 	uvd    vclk: 0 dclk: 0
>[  180.453456] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  180.453457] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  180.453458] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  180.453459] 	status: 
>[  180.453461] == power state 4 ==
>[  180.453461] 	ui class: battery
>[  180.453463] 	internal class: uvd_hd 
>[  180.453464] 	caps: video 
>[  180.453466] 	uvd    vclk: 40000 dclk: 30000
>[  180.453467] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  180.453469] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  180.453470] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  180.453471] 	status: 
>[  180.453472] == power state 5 ==
>[  180.453473] 	ui class: battery
>[  180.453474] 	internal class: uvd_sd 
>[  180.453476] 	caps: video 
>[  180.453477] 	uvd    vclk: 10000 dclk: 10000
>[  180.453479] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  180.453480] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  180.453481] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  180.453482] 	status: 
>[  180.458305] switching from power state:
>[  180.458307] 	ui class: none
>[  180.458308] 	internal class: boot 
>[  180.458310] 	caps: 
>[  180.458311] 	uvd    vclk: 0 dclk: 0
>[  180.458313] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  180.458314] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  180.458315] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  180.458316] 	status: c b 
>[  180.458318] switching to power state:
>[  180.458319] 	ui class: performance
>[  180.458320] 	internal class: none
>[  180.458322] 	caps: 
>[  180.458323] 	uvd    vclk: 0 dclk: 0
>[  180.458324] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  180.458326] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  180.458327] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  180.458328] 	status: r 
>[  180.459724] [drm] radeon: dpm initialized
>[  180.463368] radeon 0000:01:00.0: No connectors reported connected with modes
>[  180.463371] [drm] Cannot find any crtc or sizes - going 1024x768
>[  180.465603] [drm] fb mappable at 0xC0474000
>[  180.465605] [drm] vram apper at 0xC0000000
>[  180.465606] [drm] size 3145728
>[  180.465607] [drm] fb depth is 24
>[  180.465609] [drm]    pitch is 4096
>[  180.465770] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  180.465781] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  185.797682] [drm] Disabling audio 0 support
>[  185.950930] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  186.239450] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  186.243865] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  186.243958] radeon 0000:01:00.0: WB enabled
>[  186.243961] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8801f8d4ac00
>[  186.243963] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8801f8d4ac0c
>[  186.245436] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90011132118
>[  186.261818] [drm] ring test on 0 succeeded in 3 usecs
>[  186.261885] [drm] ring test on 3 succeeded in 1 usecs
>[  186.448961] [drm] ring test on 5 succeeded in 2 usecs
>[  186.448970] [drm] UVD initialized successfully.
>[  186.448972] [drm] Enabling audio 0 support
>[  186.449042] [drm] ib test on ring 0 succeeded in 0 usecs
>[  186.449113] [drm] ib test on ring 3 succeeded in 1 usecs
>[  186.601419] [drm] ib test on ring 5 succeeded
>[  186.606312] switching from power state:
>[  186.606314] 	ui class: none
>[  186.606317] 	internal class: boot 
>[  186.606319] 	caps: 
>[  186.606321] 	uvd    vclk: 0 dclk: 0
>[  186.606322] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  186.606324] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  186.606325] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  186.606326] 	status: c b 
>[  186.606328] switching to power state:
>[  186.606329] 	ui class: performance
>[  186.606331] 	internal class: none
>[  186.606333] 	caps: 
>[  186.606334] 	uvd    vclk: 0 dclk: 0
>[  186.606336] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  186.606337] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  186.606338] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  186.606339] 	status: r 
>[  186.617595] [drm] radeon: finishing device.
>[  186.617600] [drm] Disabling audio 0 support
>[  186.625345] ------------[ cut here ]------------
>[  186.625352] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  186.625353] Memory manager not clean during takedown.
>[  186.625354] Modules linked in:
>[  186.625357] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  186.625359] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  186.625363] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  186.625365]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  186.625367]  ffff880245f74c00 ffff88024617bbb0 ffff8802024747a8 ffff880245d47098
>[  186.625369]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  186.625372] Call Trace:
>[  186.625377]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  186.625380]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  186.625382]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  186.625385]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  186.625388]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  186.625391]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  186.625393]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  186.625396]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  186.625398]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  186.625400]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  186.625403]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  186.625405]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  186.625408]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  186.625412]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  186.625413]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  186.625415]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  186.625419]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  186.625422]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  186.625424]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  186.625426]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  186.625428]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  186.625430]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  186.625432]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  186.625434]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  186.625437]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  186.625439]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  186.625441]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  186.625443]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  186.625445]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  186.625448]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  186.625452]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  186.625454]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  186.625455] ---[ end trace 99a02f2ccae14ded ]---
>[  186.625460] [TTM] Finalizing pool allocator
>[  186.625464] [TTM] Finalizing DMA pool allocator
>[  186.625467] ------------[ cut here ]------------
>[  186.625469] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  186.625470] Modules linked in:
>[  186.625472] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  186.625474] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  186.625476] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  186.625477]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  186.625479]  ffff880245f74180 ffff880246352288 0000000000000008 ffff880245d47098
>[  186.625481]  ffff880245d4d400 ffffffff8142fd36 ffff88022f2134c0 ffff8800a65ce528
>[  186.625483] Call Trace:
>[  186.625486]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  186.625488]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  186.625490]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  186.625492]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  186.625494]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  186.625496]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  186.625498]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  186.625500]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  186.625501]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  186.625503]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  186.625505]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  186.625508]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  186.625510]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  186.625512]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  186.625514]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  186.625516]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  186.625517]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  186.625520]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  186.625522]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  186.625524]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  186.625526]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  186.625528]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  186.625529]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  186.625531]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  186.625534]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  186.625536]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  186.625537]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  186.625539]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  186.625541]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  186.625543]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  186.625545]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  186.625547]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  186.625550]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  186.625551] ---[ end trace 99a02f2ccae14dee ]---
>[  186.625573] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  186.625575] [TTM] Zone   dma32: Used memory at exit: 9 kiB
>[  186.625577] [drm] radeon: ttm finalized
>[  186.625580] vga_switcheroo: disabled
>[  186.633299] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  186.633320] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  186.633332] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  186.633342] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  186.633358] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  186.633398] pci 0000:01:00.0: supports D1 D2
>[  186.633423] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  186.633455] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  186.633459] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  186.637290] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  186.637300] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  186.637307] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  186.637310] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  186.637320] pci 0000:01:00.0: no hotplug settings from platform
>[  186.638230] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  186.638252] [drm] register mmio base: 0xC8700000
>[  186.638262] [drm] register mmio size: 131072
>[  186.638267] vga_switcheroo: enabled
>[  186.638374] ATPX version 1
>[  187.107833] ATOM BIOS: HP/IEC
>[  187.107945] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  187.107948] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  187.107949] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  187.107950] [drm] RAM width 128bits DDR
>[  187.108046] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  187.108048] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  187.108049] [TTM] Initializing pool allocator
>[  187.108052] [TTM] Initializing DMA pool allocator
>[  187.108074] [drm] radeon: 1024M of VRAM memory ready
>[  187.108075] [drm] radeon: 1024M of GTT memory ready.
>[  187.108283] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  187.109035] [drm] PCIE gen 2 link speeds already enabled
>[  187.110226] [drm] Loading TURKS Microcode
>[  187.111739] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  187.111844] radeon 0000:01:00.0: WB enabled
>[  187.111847] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8800a8ac0c00
>[  187.111849] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8800a8ac0c0c
>[  187.113302] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc900231b2118
>[  187.113304] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  187.113305] [drm] Driver supports precise vblank timestamp query.
>[  187.113323] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  187.113335] radeon 0000:01:00.0: radeon: using MSI.
>[  187.113366] [drm] radeon: irq initialized.
>[  187.129919] [drm] ring test on 0 succeeded in 3 usecs
>[  187.129983] [drm] ring test on 3 succeeded in 1 usecs
>[  187.307060] [drm] ring test on 5 succeeded in 2 usecs
>[  187.307069] [drm] UVD initialized successfully.
>[  187.307261] [drm] Enabling audio 0 support
>[  187.307310] [drm] ib test on ring 0 succeeded in 0 usecs
>[  187.307357] [drm] ib test on ring 3 succeeded in 0 usecs
>[  187.459627] [drm] ib test on ring 5 succeeded
>[  187.461278] [drm] Radeon Display Connectors
>[  187.461335] [drm] Internal thermal controller without fan control
>[  187.461402] == power state 0 ==
>[  187.461404] 	ui class: none
>[  187.461405] 	internal class: boot 
>[  187.461408] 	caps: 
>[  187.461409] 	uvd    vclk: 0 dclk: 0
>[  187.461411] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  187.461412] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  187.461414] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  187.461414] 	status: c r b 
>[  187.461417] == power state 1 ==
>[  187.461418] 	ui class: performance
>[  187.461419] 	internal class: none
>[  187.461421] 	caps: 
>[  187.461422] 	uvd    vclk: 0 dclk: 0
>[  187.461424] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  187.461425] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  187.461426] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  187.461427] 	status: 
>[  187.461428] == power state 2 ==
>[  187.461429] 	ui class: none
>[  187.461430] 	internal class: uvd 
>[  187.461432] 	caps: video 
>[  187.461434] 	uvd    vclk: 70000 dclk: 56000
>[  187.461435] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  187.461437] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  187.461438] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  187.461439] 	status: 
>[  187.461440] == power state 3 ==
>[  187.461441] 	ui class: battery
>[  187.461442] 	internal class: none
>[  187.461444] 	caps: 
>[  187.461445] 	uvd    vclk: 0 dclk: 0
>[  187.461446] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  187.461448] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  187.461449] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  187.461450] 	status: 
>[  187.461451] == power state 4 ==
>[  187.461452] 	ui class: battery
>[  187.461453] 	internal class: uvd_hd 
>[  187.461455] 	caps: video 
>[  187.461456] 	uvd    vclk: 40000 dclk: 30000
>[  187.461458] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  187.461459] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  187.461460] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  187.461461] 	status: 
>[  187.461462] == power state 5 ==
>[  187.461463] 	ui class: battery
>[  187.461464] 	internal class: uvd_sd 
>[  187.461466] 	caps: video 
>[  187.461468] 	uvd    vclk: 10000 dclk: 10000
>[  187.461469] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  187.461470] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  187.461471] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  187.461472] 	status: 
>[  187.467195] switching from power state:
>[  187.467197] 	ui class: none
>[  187.467199] 	internal class: boot 
>[  187.467201] 	caps: 
>[  187.467202] 	uvd    vclk: 0 dclk: 0
>[  187.467204] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  187.467205] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  187.467206] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  187.467207] 	status: c b 
>[  187.467209] switching to power state:
>[  187.467210] 	ui class: performance
>[  187.467211] 	internal class: none
>[  187.467213] 	caps: 
>[  187.467214] 	uvd    vclk: 0 dclk: 0
>[  187.467215] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  187.467217] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  187.467218] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  187.467219] 	status: r 
>[  187.468616] [drm] radeon: dpm initialized
>[  187.472862] radeon 0000:01:00.0: No connectors reported connected with modes
>[  187.472865] [drm] Cannot find any crtc or sizes - going 1024x768
>[  187.475147] [drm] fb mappable at 0xC0474000
>[  187.475149] [drm] vram apper at 0xC0000000
>[  187.475151] [drm] size 3145728
>[  187.475152] [drm] fb depth is 24
>[  187.475154] [drm]    pitch is 4096
>[  187.475345] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  187.475359] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  192.805562] [drm] Disabling audio 0 support
>[  192.956674] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  193.247195] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  193.251583] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  193.251677] radeon 0000:01:00.0: WB enabled
>[  193.251680] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8800a8ac0c00
>[  193.251682] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8800a8ac0c0c
>[  193.253137] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc900231b2118
>[  193.269518] [drm] ring test on 0 succeeded in 3 usecs
>[  193.269582] [drm] ring test on 3 succeeded in 1 usecs
>[  193.456656] [drm] ring test on 5 succeeded in 2 usecs
>[  193.456665] [drm] UVD initialized successfully.
>[  193.456667] [drm] Enabling audio 0 support
>[  193.456736] [drm] ib test on ring 0 succeeded in 0 usecs
>[  193.456808] [drm] ib test on ring 3 succeeded in 1 usecs
>[  193.609153] [drm] ib test on ring 5 succeeded
>[  193.614044] switching from power state:
>[  193.614047] 	ui class: none
>[  193.614049] 	internal class: boot 
>[  193.614051] 	caps: 
>[  193.614053] 	uvd    vclk: 0 dclk: 0
>[  193.614055] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  193.614056] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  193.614057] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  193.614058] 	status: c b 
>[  193.614060] switching to power state:
>[  193.614061] 	ui class: performance
>[  193.614062] 	internal class: none
>[  193.614064] 	caps: 
>[  193.614066] 	uvd    vclk: 0 dclk: 0
>[  193.614067] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  193.614068] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  193.614069] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  193.614070] 	status: r 
>[  193.624175] [drm] radeon: finishing device.
>[  193.624181] [drm] Disabling audio 0 support
>[  193.631998] ------------[ cut here ]------------
>[  193.632014] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  193.632016] Memory manager not clean during takedown.
>[  193.632017] Modules linked in:
>[  193.632021] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  193.632023] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  193.632030] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  193.632071]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  193.632073]  ffff88023685fe40 ffff88024617bbb0 ffff8801f8c707a8 ffff880245d47098
>[  193.632075]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  193.632078] Call Trace:
>[  193.632088]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  193.632092]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  193.632095]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  193.632098]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  193.632101]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  193.632104]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  193.632109]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  193.632112]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  193.632114]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  193.632117]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  193.632120]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  193.632123]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  193.632126]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  193.632130]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  193.632132]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  193.632134]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  193.632137]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  193.632143]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  193.632151]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  193.632160]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  193.632168]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  193.632176]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  193.632182]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  193.632184]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  193.632187]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  193.632189]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  193.632191]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  193.632194]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  193.632197]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  193.632199]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  193.632204]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  193.632206]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  193.632208] ---[ end trace 99a02f2ccae14def ]---
>[  193.632215] [TTM] Finalizing pool allocator
>[  193.632220] [TTM] Finalizing DMA pool allocator
>[  193.632225] ------------[ cut here ]------------
>[  193.632227] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  193.632228] Modules linked in:
>[  193.632231] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  193.632232] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  193.632234] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  193.632236]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  193.632238]  ffff88023685f180 ffff8800a8a3f288 0000000000000008 ffff880245d47098
>[  193.632240]  ffff880245d4d400 ffffffff8142fd36 ffff88022f2132a0 ffff88022c789428
>[  193.632242] Call Trace:
>[  193.632245]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  193.632247]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  193.632249]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  193.632251]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  193.632254]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  193.632256]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  193.632258]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  193.632260]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  193.632262]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  193.632264]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  193.632266]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  193.632268]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  193.632271]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  193.632273]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  193.632275]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  193.632277]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  193.632279]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  193.632282]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  193.632284]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  193.632286]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  193.632288]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  193.632290]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  193.632292]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  193.632294]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  193.632297]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  193.632299]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  193.632300]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  193.632302]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  193.632305]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  193.632308]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  193.632311]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  193.632313]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  193.632315]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  193.632317] ---[ end trace 99a02f2ccae14df0 ]---
>[  193.632346] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  193.632349] [TTM] Zone   dma32: Used memory at exit: 9 kiB
>[  193.632351] [drm] radeon: ttm finalized
>[  193.632355] vga_switcheroo: disabled
>[  193.637611] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  193.637632] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  193.637644] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  193.637653] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  193.637668] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  193.637708] pci 0000:01:00.0: supports D1 D2
>[  193.637732] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  193.637759] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  193.637762] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  193.639071] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  193.639085] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  193.639094] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  193.639096] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  193.639113] pci 0000:01:00.0: no hotplug settings from platform
>[  193.639440] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  193.639464] [drm] register mmio base: 0xC8700000
>[  193.639466] [drm] register mmio size: 131072
>[  193.639468] vga_switcheroo: enabled
>[  193.639540] ATPX version 1
>[  194.105602] ATOM BIOS: HP/IEC
>[  194.105718] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  194.105720] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  194.105722] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  194.105723] [drm] RAM width 128bits DDR
>[  194.105814] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  194.105816] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  194.105817] [TTM] Initializing pool allocator
>[  194.105820] [TTM] Initializing DMA pool allocator
>[  194.105834] [drm] radeon: 1024M of VRAM memory ready
>[  194.105835] [drm] radeon: 1024M of GTT memory ready.
>[  194.106083] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  194.106847] [drm] PCIE gen 2 link speeds already enabled
>[  194.108051] [drm] Loading TURKS Microcode
>[  194.109571] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  194.109678] radeon 0000:01:00.0: WB enabled
>[  194.109681] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8801f8e78c00
>[  194.109683] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8801f8e78c0c
>[  194.111138] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90024932118
>[  194.111141] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  194.111142] [drm] Driver supports precise vblank timestamp query.
>[  194.111160] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  194.111170] radeon 0000:01:00.0: radeon: using MSI.
>[  194.111201] [drm] radeon: irq initialized.
>[  194.127741] [drm] ring test on 0 succeeded in 3 usecs
>[  194.127805] [drm] ring test on 3 succeeded in 1 usecs
>[  194.304897] [drm] ring test on 5 succeeded in 2 usecs
>[  194.304906] [drm] UVD initialized successfully.
>[  194.305086] [drm] Enabling audio 0 support
>[  194.305135] [drm] ib test on ring 0 succeeded in 0 usecs
>[  194.305182] [drm] ib test on ring 3 succeeded in 0 usecs
>[  194.457479] [drm] ib test on ring 5 succeeded
>[  194.459577] [drm] Radeon Display Connectors
>[  194.459633] [drm] Internal thermal controller without fan control
>[  194.459703] == power state 0 ==
>[  194.459705] 	ui class: none
>[  194.459706] 	internal class: boot 
>[  194.459709] 	caps: 
>[  194.459710] 	uvd    vclk: 0 dclk: 0
>[  194.459712] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  194.459713] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  194.459714] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  194.459715] 	status: c r b 
>[  194.459718] == power state 1 ==
>[  194.459719] 	ui class: performance
>[  194.459720] 	internal class: none
>[  194.459722] 	caps: 
>[  194.459723] 	uvd    vclk: 0 dclk: 0
>[  194.459724] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  194.459726] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  194.459727] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  194.459728] 	status: 
>[  194.459729] == power state 2 ==
>[  194.459730] 	ui class: none
>[  194.459731] 	internal class: uvd 
>[  194.459733] 	caps: video 
>[  194.459735] 	uvd    vclk: 70000 dclk: 56000
>[  194.459736] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  194.459737] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  194.459738] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  194.459739] 	status: 
>[  194.459741] == power state 3 ==
>[  194.459741] 	ui class: battery
>[  194.459743] 	internal class: none
>[  194.459744] 	caps: 
>[  194.459745] 	uvd    vclk: 0 dclk: 0
>[  194.459747] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  194.459748] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  194.459749] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  194.459750] 	status: 
>[  194.459751] == power state 4 ==
>[  194.459752] 	ui class: battery
>[  194.459753] 	internal class: uvd_hd 
>[  194.459755] 	caps: video 
>[  194.459757] 	uvd    vclk: 40000 dclk: 30000
>[  194.459758] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  194.459759] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  194.459760] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  194.459761] 	status: 
>[  194.459774] == power state 5 ==
>[  194.459775] 	ui class: battery
>[  194.459776] 	internal class: uvd_sd 
>[  194.459778] 	caps: video 
>[  194.459780] 	uvd    vclk: 10000 dclk: 10000
>[  194.459781] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  194.459782] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  194.459783] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  194.459784] 	status: 
>[  194.464586] switching from power state:
>[  194.464588] 	ui class: none
>[  194.464589] 	internal class: boot 
>[  194.464591] 	caps: 
>[  194.464592] 	uvd    vclk: 0 dclk: 0
>[  194.464593] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  194.464595] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  194.464596] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  194.464597] 	status: c b 
>[  194.464599] switching to power state:
>[  194.464600] 	ui class: performance
>[  194.464601] 	internal class: none
>[  194.464602] 	caps: 
>[  194.464604] 	uvd    vclk: 0 dclk: 0
>[  194.464605] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  194.464606] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  194.464608] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  194.464608] 	status: r 
>[  194.466005] [drm] radeon: dpm initialized
>[  194.469554] radeon 0000:01:00.0: No connectors reported connected with modes
>[  194.469557] [drm] Cannot find any crtc or sizes - going 1024x768
>[  194.471818] [drm] fb mappable at 0xC0474000
>[  194.471820] [drm] vram apper at 0xC0000000
>[  194.471822] [drm] size 3145728
>[  194.471823] [drm] fb depth is 24
>[  194.471825] [drm]    pitch is 4096
>[  194.471961] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  194.471976] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  199.805288] [drm] Disabling audio 0 support
>[  199.959487] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  200.247970] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  200.252402] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  200.252496] radeon 0000:01:00.0: WB enabled
>[  200.252499] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8801f8e78c00
>[  200.252501] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8801f8e78c0c
>[  200.253969] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90024932118
>[  200.270350] [drm] ring test on 0 succeeded in 3 usecs
>[  200.270414] [drm] ring test on 3 succeeded in 1 usecs
>[  200.457481] [drm] ring test on 5 succeeded in 2 usecs
>[  200.457489] [drm] UVD initialized successfully.
>[  200.457492] [drm] Enabling audio 0 support
>[  200.457561] [drm] ib test on ring 0 succeeded in 0 usecs
>[  200.457632] [drm] ib test on ring 3 succeeded in 1 usecs
>[  200.609958] [drm] ib test on ring 5 succeeded
>[  200.614840] switching from power state:
>[  200.614842] 	ui class: none
>[  200.614844] 	internal class: boot 
>[  200.614847] 	caps: 
>[  200.614848] 	uvd    vclk: 0 dclk: 0
>[  200.614850] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  200.614852] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  200.614853] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  200.614854] 	status: c b 
>[  200.614856] switching to power state:
>[  200.614857] 	ui class: performance
>[  200.614858] 	internal class: none
>[  200.614860] 	caps: 
>[  200.614862] 	uvd    vclk: 0 dclk: 0
>[  200.614863] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  200.614865] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  200.614866] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  200.614867] 	status: r 
>[  200.625931] [drm] radeon: finishing device.
>[  200.625937] [drm] Disabling audio 0 support
>[  200.633715] ------------[ cut here ]------------
>[  200.633723] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  200.633724] Memory manager not clean during takedown.
>[  200.633725] Modules linked in:
>[  200.633728] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  200.633730] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  200.633734] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  200.633736]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  200.633738]  ffff880244a7d840 ffff88024617bbb0 ffff8801f8c707a8 ffff880245d47098
>[  200.633740]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  200.633742] Call Trace:
>[  200.633748]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  200.633751]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  200.633753]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  200.633756]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  200.633758]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  200.633762]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  200.633764]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  200.633766]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  200.633769]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  200.633771]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  200.633774]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  200.633776]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  200.633780]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  200.633783]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  200.633785]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  200.633787]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  200.633790]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  200.633793]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  200.633796]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  200.633803]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  200.633805]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  200.633807]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  200.633809]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  200.633819]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  200.633822]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  200.633824]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  200.633826]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  200.633829]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  200.633831]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  200.633834]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  200.633839]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  200.633843]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  200.633844] ---[ end trace 99a02f2ccae14df1 ]---
>[  200.633852] [TTM] Finalizing pool allocator
>[  200.633856] [TTM] Finalizing DMA pool allocator
>[  200.633859] ------------[ cut here ]------------
>[  200.633862] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  200.633863] Modules linked in:
>[  200.633865] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  200.633866] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  200.633869] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  200.633870]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  200.633872]  ffff880244a7d9c0 ffff88021d62ca88 0000000000000008 ffff880245d47098
>[  200.633874]  ffff880245d4d400 ffffffff8142fd36 ffff88022f2138a0 ffff880202597128
>[  200.633889] Call Trace:
>[  200.633898]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  200.633906]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  200.633912]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  200.633919]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  200.633927]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  200.633931]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  200.633934]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  200.633936]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  200.633938]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  200.633940]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  200.633942]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  200.633944]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  200.633947]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  200.633949]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  200.633951]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  200.633953]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  200.633955]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  200.633958]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  200.633961]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  200.633963]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  200.633965]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  200.633967]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  200.633969]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  200.633971]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  200.633974]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  200.633976]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  200.633978]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  200.633980]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  200.633982]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  200.633984]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  200.633986]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  200.633989]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  200.633991]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  200.633992] ---[ end trace 99a02f2ccae14df2 ]---
>[  200.634023] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  200.634027] [TTM] Zone   dma32: Used memory at exit: 9 kiB
>[  200.634029] [drm] radeon: ttm finalized
>[  200.634031] vga_switcheroo: disabled
>[  200.637587] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  200.637608] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  200.637620] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  200.637628] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  200.637643] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  200.637682] pci 0000:01:00.0: supports D1 D2
>[  200.637704] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  200.637727] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  200.637730] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  200.638813] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  200.638823] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  200.638831] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  200.638834] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  200.638845] pci 0000:01:00.0: no hotplug settings from platform
>[  200.639093] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  200.639114] [drm] register mmio base: 0xC8700000
>[  200.639116] [drm] register mmio size: 131072
>[  200.639117] vga_switcheroo: enabled
>[  200.639187] ATPX version 1
>[  201.120372] ATOM BIOS: HP/IEC
>[  201.120486] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  201.120488] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  201.120490] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  201.120491] [drm] RAM width 128bits DDR
>[  201.120582] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  201.120584] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  201.120585] [TTM] Initializing pool allocator
>[  201.120588] [TTM] Initializing DMA pool allocator
>[  201.120603] [drm] radeon: 1024M of VRAM memory ready
>[  201.120604] [drm] radeon: 1024M of GTT memory ready.
>[  201.120851] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  201.121667] [drm] PCIE gen 2 link speeds already enabled
>[  201.122859] [drm] Loading TURKS Microcode
>[  201.124373] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  201.124480] radeon 0000:01:00.0: WB enabled
>[  201.124483] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880243d7dc00
>[  201.124485] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880243d7dc0c
>[  201.125938] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90025e32118
>[  201.125940] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  201.125941] [drm] Driver supports precise vblank timestamp query.
>[  201.125959] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  201.125970] radeon 0000:01:00.0: radeon: using MSI.
>[  201.126001] [drm] radeon: irq initialized.
>[  201.142560] [drm] ring test on 0 succeeded in 3 usecs
>[  201.142624] [drm] ring test on 3 succeeded in 1 usecs
>[  201.319715] [drm] ring test on 5 succeeded in 2 usecs
>[  201.319724] [drm] UVD initialized successfully.
>[  201.319913] [drm] Enabling audio 0 support
>[  201.319962] [drm] ib test on ring 0 succeeded in 0 usecs
>[  201.320008] [drm] ib test on ring 3 succeeded in 0 usecs
>[  201.472287] [drm] ib test on ring 5 succeeded
>[  201.475461] [drm] Radeon Display Connectors
>[  201.475518] [drm] Internal thermal controller without fan control
>[  201.475664] == power state 0 ==
>[  201.475669] 	ui class: none
>[  201.475670] 	internal class: boot 
>[  201.475671] 	caps: 
>[  201.475672] 	uvd    vclk: 0 dclk: 0
>[  201.475672] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  201.475673] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  201.475674] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  201.475675] 	status: c r b 
>[  201.475675] == power state 1 ==
>[  201.475676] 	ui class: performance
>[  201.475677] 	internal class: none
>[  201.475677] 	caps: 
>[  201.475678] 	uvd    vclk: 0 dclk: 0
>[  201.475678] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  201.475679] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  201.475680] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  201.475680] 	status: 
>[  201.475680] == power state 2 ==
>[  201.475681] 	ui class: none
>[  201.475682] 	internal class: uvd 
>[  201.475686] 	caps: video 
>[  201.475687] 	uvd    vclk: 70000 dclk: 56000
>[  201.475689] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  201.475690] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  201.475692] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  201.475694] 	status: 
>[  201.475695] == power state 3 ==
>[  201.475697] 	ui class: battery
>[  201.475701] 	internal class: none
>[  201.475703] 	caps: 
>[  201.475704] 	uvd    vclk: 0 dclk: 0
>[  201.475706] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  201.475707] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  201.475708] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  201.475710] 	status: 
>[  201.475712] == power state 4 ==
>[  201.475714] 	ui class: battery
>[  201.475717] 	internal class: uvd_hd 
>[  201.475721] 	caps: video 
>[  201.475722] 	uvd    vclk: 40000 dclk: 30000
>[  201.475724] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  201.475725] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  201.475727] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  201.475729] 	status: 
>[  201.475730] == power state 5 ==
>[  201.475732] 	ui class: battery
>[  201.475735] 	internal class: uvd_sd 
>[  201.475738] 	caps: video 
>[  201.475740] 	uvd    vclk: 10000 dclk: 10000
>[  201.475741] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  201.475742] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  201.475744] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  201.475746] 	status: 
>[  201.480558] switching from power state:
>[  201.480560] 	ui class: none
>[  201.480562] 	internal class: boot 
>[  201.480564] 	caps: 
>[  201.480565] 	uvd    vclk: 0 dclk: 0
>[  201.480566] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  201.480568] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  201.480569] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  201.480570] 	status: c b 
>[  201.480572] switching to power state:
>[  201.480573] 	ui class: performance
>[  201.480574] 	internal class: none
>[  201.480575] 	caps: 
>[  201.480577] 	uvd    vclk: 0 dclk: 0
>[  201.480578] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  201.480579] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  201.480580] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  201.480581] 	status: r 
>[  201.481977] [drm] radeon: dpm initialized
>[  201.486222] radeon 0000:01:00.0: No connectors reported connected with modes
>[  201.486224] [drm] Cannot find any crtc or sizes - going 1024x768
>[  201.488498] [drm] fb mappable at 0xC0474000
>[  201.488499] [drm] vram apper at 0xC0000000
>[  201.488500] [drm] size 3145728
>[  201.488501] [drm] fb depth is 24
>[  201.488502] [drm]    pitch is 4096
>[  201.488656] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  201.488670] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  206.782085] [drm] Disabling audio 0 support
>[  206.932221] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  207.220775] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  207.225243] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  207.225337] radeon 0000:01:00.0: WB enabled
>[  207.225340] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880243d7dc00
>[  207.225342] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880243d7dc0c
>[  207.226797] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90025e32118
>[  207.243166] [drm] ring test on 0 succeeded in 3 usecs
>[  207.243229] [drm] ring test on 3 succeeded in 1 usecs
>[  207.430295] [drm] ring test on 5 succeeded in 2 usecs
>[  207.430305] [drm] UVD initialized successfully.
>[  207.430307] [drm] Enabling audio 0 support
>[  207.430376] [drm] ib test on ring 0 succeeded in 0 usecs
>[  207.430448] [drm] ib test on ring 3 succeeded in 1 usecs
>[  207.582757] [drm] ib test on ring 5 succeeded
>[  207.587641] switching from power state:
>[  207.587643] 	ui class: none
>[  207.587645] 	internal class: boot 
>[  207.587647] 	caps: 
>[  207.587649] 	uvd    vclk: 0 dclk: 0
>[  207.587651] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  207.587652] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  207.587654] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  207.587655] 	status: c b 
>[  207.587657] switching to power state:
>[  207.587658] 	ui class: performance
>[  207.587659] 	internal class: none
>[  207.587661] 	caps: 
>[  207.587663] 	uvd    vclk: 0 dclk: 0
>[  207.587664] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  207.587665] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  207.587667] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  207.587668] 	status: r 
>[  207.597913] [drm] radeon: finishing device.
>[  207.597917] [drm] Disabling audio 0 support
>[  207.605734] ------------[ cut here ]------------
>[  207.605742] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  207.605743] Memory manager not clean during takedown.
>[  207.605744] Modules linked in:
>[  207.605748] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  207.605749] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  207.605753] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  207.605755]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  207.605757]  ffff880236bd7cc0 ffff88024617bbb0 ffff8801f8c707a8 ffff880245d47098
>[  207.605760]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  207.605762] Call Trace:
>[  207.605767]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  207.605770]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  207.605773]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  207.605775]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  207.605778]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  207.605781]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  207.605783]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  207.605786]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  207.605788]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  207.605790]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  207.605794]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  207.605796]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  207.605799]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  207.605802]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  207.605804]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  207.605806]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  207.605809]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  207.605812]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  207.605814]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  207.605817]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  207.605818]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  207.605820]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  207.605822]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  207.605825]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  207.605827]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  207.605829]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  207.605831]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  207.605833]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  207.605836]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  207.605838]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  207.605842]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  207.605844]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  207.605846] ---[ end trace 99a02f2ccae14df3 ]---
>[  207.605850] [TTM] Finalizing pool allocator
>[  207.605855] [TTM] Finalizing DMA pool allocator
>[  207.605858] ------------[ cut here ]------------
>[  207.605860] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  207.605861] Modules linked in:
>[  207.605863] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  207.605864] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  207.605867] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  207.605868]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  207.605870]  ffff880236bd7480 ffff88021d62ea88 0000000000000008 ffff880245d47098
>[  207.605872]  ffff880245d4d400 ffffffff8142fd36 ffff88022f213c00 ffff8800a65cf828
>[  207.605874] Call Trace:
>[  207.605876]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  207.605878]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  207.605880]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  207.605882]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  207.605884]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  207.605886]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  207.605888]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  207.605890]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  207.605892]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  207.605894]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  207.605896]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  207.605898]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  207.605900]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  207.605902]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  207.605904]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  207.605906]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  207.605908]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  207.605910]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  207.605913]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  207.605915]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  207.605917]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  207.605918]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  207.605920]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  207.605922]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  207.605924]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  207.605926]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  207.605928]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  207.605930]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  207.605932]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  207.605934]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  207.605936]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  207.605938]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  207.605940]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  207.605942] ---[ end trace 99a02f2ccae14df4 ]---
>[  207.605974] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  207.605978] [TTM] Zone   dma32: Used memory at exit: 9 kiB
>[  207.605979] [drm] radeon: ttm finalized
>[  207.605982] vga_switcheroo: disabled
>[  207.613851] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  207.613870] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  207.613883] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  207.613891] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  207.613906] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  207.613945] pci 0000:01:00.0: supports D1 D2
>[  207.613967] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  207.613991] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  207.613995] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  207.618597] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  207.618607] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  207.618615] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  207.618617] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  207.618628] pci 0000:01:00.0: no hotplug settings from platform
>[  207.618958] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  207.618979] [drm] register mmio base: 0xC8700000
>[  207.618980] [drm] register mmio size: 131072
>[  207.618982] vga_switcheroo: enabled
>[  207.619050] ATPX version 1
>[  208.080153] ATOM BIOS: HP/IEC
>[  208.080267] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  208.080269] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  208.080271] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  208.080272] [drm] RAM width 128bits DDR
>[  208.080355] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  208.080356] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  208.080357] [TTM] Initializing pool allocator
>[  208.080360] [TTM] Initializing DMA pool allocator
>[  208.080374] [drm] radeon: 1024M of VRAM memory ready
>[  208.080375] [drm] radeon: 1024M of GTT memory ready.
>[  208.080583] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  208.081374] [drm] PCIE gen 2 link speeds already enabled
>[  208.082580] [drm] Loading TURKS Microcode
>[  208.084092] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  208.084200] radeon 0000:01:00.0: WB enabled
>[  208.084203] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880202712c00
>[  208.084205] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880202712c0c
>[  208.085670] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90027432118
>[  208.085672] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  208.085673] [drm] Driver supports precise vblank timestamp query.
>[  208.085692] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  208.085701] radeon 0000:01:00.0: radeon: using MSI.
>[  208.085734] [drm] radeon: irq initialized.
>[  208.102316] [drm] ring test on 0 succeeded in 3 usecs
>[  208.102380] [drm] ring test on 3 succeeded in 1 usecs
>[  208.279473] [drm] ring test on 5 succeeded in 2 usecs
>[  208.279480] [drm] UVD initialized successfully.
>[  208.279648] [drm] Enabling audio 0 support
>[  208.279696] [drm] ib test on ring 0 succeeded in 0 usecs
>[  208.279742] [drm] ib test on ring 3 succeeded in 0 usecs
>[  208.432001] [drm] ib test on ring 5 succeeded
>[  208.434036] [drm] Radeon Display Connectors
>[  208.434100] [drm] Internal thermal controller without fan control
>[  208.434421] == power state 0 ==
>[  208.434422] 	ui class: none
>[  208.434425] 	internal class: boot 
>[  208.434428] 	caps: 
>[  208.434430] 	uvd    vclk: 0 dclk: 0
>[  208.434432] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  208.434434] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  208.434436] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  208.434437] 	status: c r b 
>[  208.434446] == power state 1 ==
>[  208.434447] 	ui class: 
>[  208.434447] performance
>[  208.434447] 	internal class: 
>[  208.434448] none
>
>[  208.434451] 	caps: 
>[  208.434452] 	uvd    vclk: 0 dclk: 0
>[  208.434454] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  208.434455] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  208.434457] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  208.434459] 	status: 
>[  208.434461] == power state 2 ==
>[  208.434463] 	ui class: none
>[  208.434468] 	internal class: uvd 
>[  208.434471] 	caps: video 
>[  208.434476] 	uvd    vclk: 70000 dclk: 56000
>[  208.434477] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  208.434478] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  208.434479] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  208.434480] 	status: 
>[  208.434481] == power state 3 ==
>[  208.434483] 	ui class: battery
>[  208.434487] 	internal class: none
>[  208.434489] 	caps: 
>[  208.434490] 	uvd    vclk: 0 dclk: 0
>[  208.434493] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  208.434495] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  208.434497] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  208.434499] 	status: 
>[  208.434501] == power state 4 ==
>[  208.434504] 	ui class: battery
>[  208.434505] 	internal class: uvd_hd 
>[  208.434510] 	caps: 
>[  208.434511] video 
>
>[  208.434512] 	uvd    vclk: 40000 dclk: 30000
>[  208.434513] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  208.434515] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  208.434517] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  208.434519] 	status: 
>[  208.434520] == power state 5 ==
>[  208.434522] 	ui class: battery
>[  208.434526] 	internal class: uvd_sd 
>[  208.434529] 	caps: video 
>[  208.434533] 	uvd    vclk: 10000 dclk: 10000
>[  208.434534] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  208.434535] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  208.434537] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  208.434538] 	status: 
>[  208.439385] switching from power state:
>[  208.439387] 	ui class: none
>[  208.439388] 	internal class: boot 
>[  208.439390] 	caps: 
>[  208.439392] 	uvd    vclk: 0 dclk: 0
>[  208.439393] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  208.439394] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  208.439396] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  208.439396] 	status: c b 
>[  208.439398] switching to power state:
>[  208.439399] 	ui class: performance
>[  208.439400] 	internal class: none
>[  208.439402] 	caps: 
>[  208.439403] 	uvd    vclk: 0 dclk: 0
>[  208.439404] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  208.439406] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  208.439407] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  208.439408] 	status: r 
>[  208.440809] [drm] radeon: dpm initialized
>[  208.444348] radeon 0000:01:00.0: No connectors reported connected with modes
>[  208.444351] [drm] Cannot find any crtc or sizes - going 1024x768
>[  208.446627] [drm] fb mappable at 0xC0474000
>[  208.446629] [drm] vram apper at 0xC0000000
>[  208.446631] [drm] size 3145728
>[  208.446632] [drm] fb depth is 24
>[  208.446633] [drm]    pitch is 4096
>[  208.446823] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  208.446854] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  213.786889] [drm] Disabling audio 0 support
>[  213.949074] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  214.237516] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  214.241967] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  214.242061] radeon 0000:01:00.0: WB enabled
>[  214.242064] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880202712c00
>[  214.242066] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880202712c0c
>[  214.243537] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90027432118
>[  214.259917] [drm] ring test on 0 succeeded in 3 usecs
>[  214.259981] [drm] ring test on 3 succeeded in 1 usecs
>[  214.447044] [drm] ring test on 5 succeeded in 2 usecs
>[  214.447053] [drm] UVD initialized successfully.
>[  214.447055] [drm] Enabling audio 0 support
>[  214.447124] [drm] ib test on ring 0 succeeded in 0 usecs
>[  214.447198] [drm] ib test on ring 3 succeeded in 1 usecs
>[  214.599544] [drm] ib test on ring 5 succeeded
>[  214.604770] switching from power state:
>[  214.604774] 	ui class: none
>[  214.604776] 	internal class: boot 
>[  214.604778] 	caps: 
>[  214.604779] 	uvd    vclk: 0 dclk: 0
>[  214.604781] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  214.604782] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  214.604784] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  214.604785] 	status: c b 
>[  214.604787] switching to power state:
>[  214.604788] 	ui class: performance
>[  214.604789] 	internal class: none
>[  214.604791] 	caps: 
>[  214.604792] 	uvd    vclk: 0 dclk: 0
>[  214.604793] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  214.604795] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  214.604796] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  214.604797] 	status: r 
>[  214.616808] [drm] radeon: finishing device.
>[  214.616814] [drm] Disabling audio 0 support
>[  214.624602] ------------[ cut here ]------------
>[  214.624611] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  214.624613] Memory manager not clean during takedown.
>[  214.624614] Modules linked in:
>[  214.624617] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  214.624618] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  214.624623] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  214.624625]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  214.624627]  ffff880244a7d000 ffff88024617bbb0 ffff8800a89487a8 ffff880245d47098
>[  214.624630]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  214.624632] Call Trace:
>[  214.624637]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  214.624641]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  214.624643]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  214.624646]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  214.624649]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  214.624652]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  214.624654]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  214.624657]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  214.624660]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  214.624662]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  214.624665]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  214.624668]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  214.624671]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  214.624675]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  214.624677]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  214.624679]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  214.624682]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  214.624685]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  214.624688]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  214.624690]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  214.624692]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  214.624694]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  214.624697]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  214.624699]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  214.624702]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  214.624704]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  214.624706]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  214.624709]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  214.624711]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  214.624714]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  214.624718]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  214.624720]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  214.624722] ---[ end trace 99a02f2ccae14df5 ]---
>[  214.624727] [TTM] Finalizing pool allocator
>[  214.624731] [TTM] Finalizing DMA pool allocator
>[  214.624735] ------------[ cut here ]------------
>[  214.624738] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  214.624739] Modules linked in:
>[  214.624741] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  214.624742] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  214.624745] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  214.624746]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  214.624748]  ffff880244a7dcc0 ffff8800a8a3c288 0000000000000008 ffff880245d47098
>[  214.624750]  ffff880245d4d400 ffffffff8142fd36 ffff88022f213d40 ffff8800a65ce128
>[  214.624753] Call Trace:
>[  214.624755]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  214.624758]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  214.624760]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  214.624762]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  214.624764]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  214.624766]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  214.624768]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  214.624770]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  214.624772]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  214.624774]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  214.624777]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  214.624779]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  214.624781]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  214.624784]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  214.624786]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  214.624788]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  214.624790]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  214.624792]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  214.624795]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  214.624797]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  214.624799]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  214.624801]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  214.624803]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  214.624805]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  214.624807]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  214.624809]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  214.624811]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  214.624813]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  214.624815]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  214.624817]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  214.624820]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  214.624822]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  214.624824]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  214.624826] ---[ end trace 99a02f2ccae14df6 ]---
>[  214.624866] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  214.624870] [TTM] Zone   dma32: Used memory at exit: 9 kiB
>[  214.624871] [drm] radeon: ttm finalized
>[  214.624875] vga_switcheroo: disabled
>[  214.633676] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  214.633694] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  214.633705] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  214.633712] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  214.633725] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  214.633756] pci 0000:01:00.0: supports D1 D2
>[  214.633776] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  214.633797] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  214.633800] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  214.637369] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  214.637379] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  214.637388] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  214.637390] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  214.637404] pci 0000:01:00.0: no hotplug settings from platform
>[  214.637743] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  214.637766] [drm] register mmio base: 0xC8700000
>[  214.637768] [drm] register mmio size: 131072
>[  214.637770] vga_switcheroo: enabled
>[  214.637839] ATPX version 1
>[  215.121912] ATOM BIOS: HP/IEC
>[  215.122026] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  215.122028] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  215.122030] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  215.122031] [drm] RAM width 128bits DDR
>[  215.122128] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  215.122129] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  215.122130] [TTM] Initializing pool allocator
>[  215.122134] [TTM] Initializing DMA pool allocator
>[  215.122148] [drm] radeon: 1024M of VRAM memory ready
>[  215.122149] [drm] radeon: 1024M of GTT memory ready.
>[  215.122359] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  215.123172] [drm] PCIE gen 2 link speeds already enabled
>[  215.124380] [drm] Loading TURKS Microcode
>[  215.125894] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  215.125999] radeon 0000:01:00.0: WB enabled
>[  215.126002] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880242ffbc00
>[  215.126004] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880242ffbc0c
>[  215.127469] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90028a32118
>[  215.127472] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  215.127473] [drm] Driver supports precise vblank timestamp query.
>[  215.127492] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  215.127502] radeon 0000:01:00.0: radeon: using MSI.
>[  215.127532] [drm] radeon: irq initialized.
>[  215.144126] [drm] ring test on 0 succeeded in 3 usecs
>[  215.144199] [drm] ring test on 3 succeeded in 1 usecs
>[  215.321282] [drm] ring test on 5 succeeded in 2 usecs
>[  215.321289] [drm] UVD initialized successfully.
>[  215.321463] [drm] Enabling audio 0 support
>[  215.321511] [drm] ib test on ring 0 succeeded in 0 usecs
>[  215.321557] [drm] ib test on ring 3 succeeded in 0 usecs
>[  215.473826] [drm] ib test on ring 5 succeeded
>[  215.475749] [drm] Radeon Display Connectors
>[  215.475805] [drm] Internal thermal controller without fan control
>[  215.475861] == power state 0 ==
>[  215.475863] 	ui class: none
>[  215.475864] 	internal class: boot 
>[  215.475866] 	caps: 
>[  215.475868] 	uvd    vclk: 0 dclk: 0
>[  215.475870] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  215.475871] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  215.475872] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  215.475873] 	status: c r b 
>[  215.475876] == power state 1 ==
>[  215.475877] 	ui class: performance
>[  215.475878] 	internal class: none
>[  215.475880] 	caps: 
>[  215.475881] 	uvd    vclk: 0 dclk: 0
>[  215.475882] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  215.475884] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  215.475885] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  215.475886] 	status: 
>[  215.475887] == power state 2 ==
>[  215.475888] 	ui class: none
>[  215.475889] 	internal class: uvd 
>[  215.475891] 	caps: video 
>[  215.475893] 	uvd    vclk: 70000 dclk: 56000
>[  215.475894] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  215.475895] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  215.475897] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  215.475898] 	status: 
>[  215.475899] == power state 3 ==
>[  215.475900] 	ui class: battery
>[  215.475901] 	internal class: none
>[  215.475902] 	caps: 
>[  215.475904] 	uvd    vclk: 0 dclk: 0
>[  215.475905] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  215.475906] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  215.475908] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  215.475908] 	status: 
>[  215.475910] == power state 4 ==
>[  215.475911] 	ui class: battery
>[  215.475912] 	internal class: uvd_hd 
>[  215.475913] 	caps: video 
>[  215.475915] 	uvd    vclk: 40000 dclk: 30000
>[  215.475916] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  215.475918] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  215.475919] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  215.475920] 	status: 
>[  215.475921] == power state 5 ==
>[  215.475922] 	ui class: battery
>[  215.475923] 	internal class: uvd_sd 
>[  215.475925] 	caps: video 
>[  215.475926] 	uvd    vclk: 10000 dclk: 10000
>[  215.475928] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  215.475929] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  215.475930] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  215.475931] 	status: 
>[  215.480822] switching from power state:
>[  215.480824] 	ui class: none
>[  215.480826] 	internal class: boot 
>[  215.480828] 	caps: 
>[  215.480829] 	uvd    vclk: 0 dclk: 0
>[  215.480831] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  215.480832] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  215.480833] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  215.480834] 	status: c b 
>[  215.480836] switching to power state:
>[  215.480837] 	ui class: performance
>[  215.480838] 	internal class: none
>[  215.480840] 	caps: 
>[  215.480841] 	uvd    vclk: 0 dclk: 0
>[  215.480843] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  215.480844] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  215.480845] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  215.480846] 	status: r 
>[  215.482248] [drm] radeon: dpm initialized
>[  215.485834] radeon 0000:01:00.0: No connectors reported connected with modes
>[  215.485838] [drm] Cannot find any crtc or sizes - going 1024x768
>[  215.488101] [drm] fb mappable at 0xC0474000
>[  215.488103] [drm] vram apper at 0xC0000000
>[  215.488104] [drm] size 3145728
>[  215.488105] [drm] fb depth is 24
>[  215.488106] [drm]    pitch is 4096
>[  215.488241] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  215.488257] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  220.779697] [drm] Disabling audio 0 support
>[  220.932796] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  221.223326] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  221.227800] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  221.227893] radeon 0000:01:00.0: WB enabled
>[  221.227896] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff880242ffbc00
>[  221.227898] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff880242ffbc0c
>[  221.229399] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90028a32118
>[  221.245780] [drm] ring test on 0 succeeded in 3 usecs
>[  221.245844] [drm] ring test on 3 succeeded in 1 usecs
>[  221.432912] [drm] ring test on 5 succeeded in 2 usecs
>[  221.432921] [drm] UVD initialized successfully.
>[  221.432923] [drm] Enabling audio 0 support
>[  221.432991] [drm] ib test on ring 0 succeeded in 0 usecs
>[  221.433063] [drm] ib test on ring 3 succeeded in 1 usecs
>[  221.585384] [drm] ib test on ring 5 succeeded
>[  221.590257] switching from power state:
>[  221.590260] 	ui class: none
>[  221.590262] 	internal class: boot 
>[  221.590264] 	caps: 
>[  221.590265] 	uvd    vclk: 0 dclk: 0
>[  221.590267] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  221.590268] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  221.590269] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  221.590270] 	status: c b 
>[  221.590272] switching to power state:
>[  221.590273] 	ui class: performance
>[  221.590274] 	internal class: none
>[  221.590276] 	caps: 
>[  221.590278] 	uvd    vclk: 0 dclk: 0
>[  221.590279] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  221.590280] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  221.590281] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  221.590282] 	status: r 
>[  221.602151] [drm] radeon: finishing device.
>[  221.602157] [drm] Disabling audio 0 support
>[  221.609917] ------------[ cut here ]------------
>[  221.609925] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  221.609926] Memory manager not clean during takedown.
>[  221.609927] Modules linked in:
>[  221.609930] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  221.609931] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  221.609936] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  221.609937]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  221.609940]  ffff880245f98c00 ffff88024617bbb0 ffff8802026dc7a8 ffff880245d47098
>[  221.609942]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  221.609944] Call Trace:
>[  221.609949]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  221.609953]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  221.609955]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  221.609958]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  221.609961]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  221.609964]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  221.609966]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  221.609969]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  221.609971]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  221.609973]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  221.609977]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  221.609979]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  221.609982]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  221.609985]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  221.609987]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  221.609989]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  221.609992]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  221.609995]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  221.609997]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  221.610000]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  221.610002]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  221.610003]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  221.610005]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  221.610008]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  221.610011]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  221.610012]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  221.610014]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  221.610017]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  221.610019]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  221.610022]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  221.610026]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  221.610028]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  221.610030] ---[ end trace 99a02f2ccae14df7 ]---
>[  221.610034] [TTM] Finalizing pool allocator
>[  221.610038] [TTM] Finalizing DMA pool allocator
>[  221.610042] ------------[ cut here ]------------
>[  221.610044] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  221.610045] Modules linked in:
>[  221.610047] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  221.610048] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  221.610051] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  221.610052]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  221.610054]  ffff880245f98cc0 ffff88021d629a88 0000000000000008 ffff880245d47098
>[  221.610056]  ffff880245d4d400 ffffffff8142fd36 ffff88022f213ea0 ffff8800a8416628
>[  221.610058] Call Trace:
>[  221.610060]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  221.610063]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  221.610064]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  221.610066]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  221.610069]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  221.610071]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  221.610073]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  221.610075]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  221.610076]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  221.610078]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  221.610080]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  221.610082]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  221.610085]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  221.610087]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  221.610089]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  221.610090]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  221.610092]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  221.610095]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  221.610097]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  221.610099]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  221.610101]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  221.610102]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  221.610104]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  221.610106]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  221.610109]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  221.610110]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  221.610112]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  221.610114]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  221.610116]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  221.610118]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  221.610134]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  221.610137]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  221.610140]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  221.610142] ---[ end trace 99a02f2ccae14df8 ]---
>[  221.610172] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  221.610176] [TTM] Zone   dma32: Used memory at exit: 9 kiB
>[  221.610178] [drm] radeon: ttm finalized
>[  221.610181] vga_switcheroo: disabled
>[  221.614030] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  221.614053] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  221.614068] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  221.614080] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  221.614097] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  221.614145] pci 0000:01:00.0: supports D1 D2
>[  221.614171] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  221.614194] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  221.614198] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  221.616134] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  221.616144] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  221.616153] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  221.616155] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  221.616165] pci 0000:01:00.0: no hotplug settings from platform
>[  221.616803] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  221.616825] [drm] register mmio base: 0xC8700000
>[  221.616826] [drm] register mmio size: 131072
>[  221.616828] vga_switcheroo: enabled
>[  221.616899] ATPX version 1
>[  222.095705] ATOM BIOS: HP/IEC
>[  222.095817] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  222.095819] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  222.095821] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  222.095822] [drm] RAM width 128bits DDR
>[  222.095903] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  222.095905] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  222.095914] [TTM] Initializing pool allocator
>[  222.095917] [TTM] Initializing DMA pool allocator
>[  222.095931] [drm] radeon: 1024M of VRAM memory ready
>[  222.095932] [drm] radeon: 1024M of GTT memory ready.
>[  222.096144] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  222.096944] [drm] PCIE gen 2 link speeds already enabled
>[  222.098150] [drm] Loading TURKS Microcode
>[  222.099662] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  222.099769] radeon 0000:01:00.0: WB enabled
>[  222.099771] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8800a7ff1c00
>[  222.099773] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8800a7ff1c0c
>[  222.101226] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc9002a2b2118
>[  222.101228] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  222.101229] [drm] Driver supports precise vblank timestamp query.
>[  222.101248] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  222.101258] radeon 0000:01:00.0: radeon: using MSI.
>[  222.101289] [drm] radeon: irq initialized.
>[  222.117926] [drm] ring test on 0 succeeded in 3 usecs
>[  222.117991] [drm] ring test on 3 succeeded in 1 usecs
>[  222.295073] [drm] ring test on 5 succeeded in 2 usecs
>[  222.295082] [drm] UVD initialized successfully.
>[  222.295275] [drm] Enabling audio 0 support
>[  222.295323] [drm] ib test on ring 0 succeeded in 0 usecs
>[  222.295371] [drm] ib test on ring 3 succeeded in 0 usecs
>[  222.447671] [drm] ib test on ring 5 succeeded
>[  222.450143] [drm] Radeon Display Connectors
>[  222.450200] [drm] Internal thermal controller without fan control
>[  222.450297] == power state 0 ==
>[  222.450299] 	ui class: none
>[  222.450300] 	internal class: boot 
>[  222.450302] 	caps: 
>[  222.450304] 	uvd    vclk: 0 dclk: 0
>[  222.450306] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  222.450307] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  222.450308] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  222.450309] 	status: c r b 
>[  222.450312] == power state 1 ==
>[  222.450313] 	ui class: performance
>[  222.450314] 	internal class: none
>[  222.450316] 	caps: 
>[  222.450317] 	uvd    vclk: 0 dclk: 0
>[  222.450318] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  222.450320] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  222.450321] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  222.450322] 	status: 
>[  222.450323] == power state 2 ==
>[  222.450324] 	ui class: none
>[  222.450325] 	internal class: uvd 
>[  222.450327] 	caps: video 
>[  222.450329] 	uvd    vclk: 70000 dclk: 56000
>[  222.450330] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  222.450331] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  222.450332] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  222.450333] 	status: 
>[  222.450335] == power state 3 ==
>[  222.450335] 	ui class: battery
>[  222.450337] 	internal class: none
>[  222.450338] 	caps: 
>[  222.450339] 	uvd    vclk: 0 dclk: 0
>[  222.450341] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  222.450342] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  222.450343] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  222.450344] 	status: 
>[  222.450345] == power state 4 ==
>[  222.450346] 	ui class: battery
>[  222.450347] 	internal class: uvd_hd 
>[  222.450349] 	caps: video 
>[  222.450351] 	uvd    vclk: 40000 dclk: 30000
>[  222.450352] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  222.450353] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  222.450355] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  222.450355] 	status: 
>[  222.450357] == power state 5 ==
>[  222.450357] 	ui class: battery
>[  222.450359] 	internal class: uvd_sd 
>[  222.450360] 	caps: video 
>[  222.450362] 	uvd    vclk: 10000 dclk: 10000
>[  222.450363] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  222.450364] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  222.450366] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  222.450367] 	status: 
>[  222.455275] switching from power state:
>[  222.455277] 	ui class: none
>[  222.455278] 	internal class: boot 
>[  222.455279] 	caps: 
>[  222.455281] 	uvd    vclk: 0 dclk: 0
>[  222.455282] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  222.455283] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  222.455285] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  222.455285] 	status: c b 
>[  222.455287] switching to power state:
>[  222.455288] 	ui class: performance
>[  222.455289] 	internal class: none
>[  222.455291] 	caps: 
>[  222.455292] 	uvd    vclk: 0 dclk: 0
>[  222.455293] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  222.455294] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  222.455295] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  222.455296] 	status: r 
>[  222.456690] [drm] radeon: dpm initialized
>[  222.460312] radeon 0000:01:00.0: No connectors reported connected with modes
>[  222.460315] [drm] Cannot find any crtc or sizes - going 1024x768
>[  222.462565] [drm] fb mappable at 0xC0474000
>[  222.462566] [drm] vram apper at 0xC0000000
>[  222.462568] [drm] size 3145728
>[  222.462569] [drm] fb depth is 24
>[  222.462570] [drm]    pitch is 4096
>[  222.462726] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  222.462739] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0
>[  227.797519] [drm] Disabling audio 0 support
>[  227.952558] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=none,decodes=io+mem:owns=none
>[  228.241049] [drm] enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0
>[  228.245498] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  228.245591] radeon 0000:01:00.0: WB enabled
>[  228.245594] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff8800a7ff1c00
>[  228.245596] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff8800a7ff1c0c
>[  228.247081] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc9002a2b2118
>[  228.263463] [drm] ring test on 0 succeeded in 3 usecs
>[  228.263527] [drm] ring test on 3 succeeded in 1 usecs
>[  228.450588] [drm] ring test on 5 succeeded in 2 usecs
>[  228.450597] [drm] UVD initialized successfully.
>[  228.450598] [drm] Enabling audio 0 support
>[  228.450666] [drm] ib test on ring 0 succeeded in 0 usecs
>[  228.450738] [drm] ib test on ring 3 succeeded in 1 usecs
>[  228.603027] [drm] ib test on ring 5 succeeded
>[  228.607985] switching from power state:
>[  228.607987] 	ui class: none
>[  228.607990] 	internal class: boot 
>[  228.607992] 	caps: 
>[  228.607994] 	uvd    vclk: 0 dclk: 0
>[  228.607995] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  228.607997] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  228.607998] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  228.607999] 	status: c b 
>[  228.608002] switching to power state:
>[  228.608002] 	ui class: performance
>[  228.608004] 	internal class: none
>[  228.608006] 	caps: 
>[  228.608007] 	uvd    vclk: 0 dclk: 0
>[  228.608009] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  228.608010] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  228.608012] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  228.608013] 	status: r 
>[  228.618161] [drm] radeon: finishing device.
>[  228.618166] [drm] Disabling audio 0 support
>[  228.625987] ------------[ cut here ]------------
>[  228.625995] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/drm_mm.c:578 ttm_bo_man_takedown+0x33/0x70()
>[  228.625996] Memory manager not clean during takedown.
>[  228.625997] Modules linked in:
>[  228.626000] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  228.626001] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  228.626005] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  228.626007]  0000000000000009 ffffffff81907cb8 ffff88024617bb60 ffffffff8108c257
>[  228.626010]  ffff88022c993480 ffff88024617bbb0 ffff8801f8d4c7a8 ffff880245d47098
>[  228.626012]  ffff880245d4d400 ffffffff8108c2bc ffffffff81d57028 ffff880200000018
>[  228.626014] Call Trace:
>[  228.626019]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  228.626023]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  228.626025]  [<ffffffff8108c2bc>] ? warn_slowpath_fmt+0x4c/0x50
>[  228.626027]  [<ffffffff810b8fbd>] ? get_parent_ip+0xd/0x20
>[  228.626030]  [<ffffffff8142f073>] ? ttm_bo_man_takedown+0x33/0x70
>[  228.626033]  [<ffffffff8144cb0f>] ? radeon_ttm_fini+0xaf/0x170
>[  228.626035]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  228.626038]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  228.626040]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  228.626042]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  228.626046]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  228.626048]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  228.626051]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  228.626054]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  228.626056]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  228.626058]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  228.626061]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  228.626064]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  228.626066]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  228.626069]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  228.626071]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  228.626072]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  228.626074]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  228.626077]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  228.626079]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  228.626081]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  228.626083]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  228.626086]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  228.626088]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  228.626090]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  228.626094]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  228.626096]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  228.626098] ---[ end trace 99a02f2ccae14df9 ]---
>[  228.626102] [TTM] Finalizing pool allocator
>[  228.626106] [TTM] Finalizing DMA pool allocator
>[  228.626111] ------------[ cut here ]------------
>[  228.626114] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:534 ttm_dma_free_pool+0x136/0x140()
>[  228.626115] Modules linked in:
>[  228.626117] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G        W    3.13.0-rc2-tip+ #246
>[  228.626118] Hardware name: Hewlett-Packard HP Envy 14 Notebook PC    /3385, BIOS F.0F 01/18/2013
>[  228.626120] Workqueue: kacpi_hotplug acpi_hotplug_work_fn
>[  228.626121]  0000000000000009 ffffffff81907cb8 0000000000000000 ffffffff8108c257
>[  228.626123]  ffff88022c993a80 ffff88021d62d288 0000000000000008 ffff880245d47098
>[  228.626125]  ffff880245d4d400 ffffffff8142fd36 ffff88022f213fa0 ffff880243eef228
>[  228.626127] Call Trace:
>[  228.626130]  [<ffffffff81907cb8>] ? dump_stack+0x4b/0x76
>[  228.626132]  [<ffffffff8108c257>] ? warn_slowpath_common+0x77/0x90
>[  228.626133]  [<ffffffff8142fd36>] ? ttm_dma_free_pool+0x136/0x140
>[  228.626135]  [<ffffffff81430935>] ? ttm_dma_page_alloc_fini+0x75/0xc0
>[  228.626138]  [<ffffffff81426c54>] ? ttm_mem_global_release+0x14/0x80
>[  228.626140]  [<ffffffff81423046>] ? drm_global_item_unref+0x56/0x80
>[  228.626142]  [<ffffffff8144cb40>] ? radeon_ttm_fini+0xe0/0x170
>[  228.626144]  [<ffffffff8144d52e>] ? radeon_bo_fini+0xe/0x20
>[  228.626145]  [<ffffffff814980df>] ? evergreen_fini+0x9f/0xc0
>[  228.626147]  [<ffffffff81432766>] ? radeon_device_fini+0x36/0x110
>[  228.626149]  [<ffffffff814346c9>] ? radeon_driver_unload_kms+0x49/0x70
>[  228.626152]  [<ffffffff81411df6>] ? drm_dev_unregister+0x26/0xd0
>[  228.626154]  [<ffffffff81411ed7>] ? drm_put_dev+0x37/0x60
>[  228.626156]  [<ffffffff81375663>] ? pci_device_remove+0x33/0xb0
>[  228.626158]  [<ffffffff8157aa5a>] ? __device_release_driver+0x7a/0xf0
>[  228.626160]  [<ffffffff8157aaee>] ? device_release_driver+0x1e/0x30
>[  228.626162]  [<ffffffff8157a42a>] ? bus_remove_device+0xfa/0x150
>[  228.626164]  [<ffffffff81577396>] ? device_del+0x116/0x1b0
>[  228.626166]  [<ffffffff8136f745>] ? pci_stop_bus_device+0x95/0xb0
>[  228.626168]  [<ffffffff8136f85e>] ? pci_stop_and_remove_bus_device+0xe/0x20
>[  228.626170]  [<ffffffff8138877e>] ? disable_slot+0x6e/0xc0
>[  228.626172]  [<ffffffff81388868>] ? acpiphp_check_bridge+0x98/0xc0
>[  228.626174]  [<ffffffff813895dd>] ? hotplug_event+0xbd/0x150
>[  228.626176]  [<ffffffff81389695>] ? hotplug_event_work+0x25/0x60
>[  228.626178]  [<ffffffff813a53fc>] ? acpi_hotplug_work_fn+0x18/0x21
>[  228.626180]  [<ffffffff810a62fd>] ? process_one_work+0x16d/0x450
>[  228.626182]  [<ffffffff810a6f24>] ? worker_thread+0x114/0x3a0
>[  228.626184]  [<ffffffff810a6e10>] ? manage_workers.isra.25+0x290/0x290
>[  228.626186]  [<ffffffff810acce6>] ? kthread+0xc6/0xe0
>[  228.626188]  [<ffffffff810b0000>] ? __hrtimer_start_range_ns+0x180/0x3f0
>[  228.626190]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  228.626192]  [<ffffffff819154ac>] ? ret_from_fork+0x7c/0xb0
>[  228.626194]  [<ffffffff810acc20>] ? kthread_create_on_node+0x180/0x180
>[  228.626196] ---[ end trace 99a02f2ccae14dfa ]---
>[  228.626236] [TTM] Zone  kernel: Used memory at exit: 13 kiB
>[  228.626240] [TTM] Zone   dma32: Used memory at exit: 13 kiB
>[  228.626242] [drm] radeon: ttm finalized
>[  228.626245] vga_switcheroo: disabled
>[  228.639995] pci 0000:01:00.0: [1002:6741] type 00 class 0x030000
>[  228.640015] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  228.640028] pci 0000:01:00.0: reg 0x18: [mem 0xc8700000-0xc871ffff 64bit]
>[  228.640037] pci 0000:01:00.0: reg 0x20: [io  0x3000-0x30ff]
>[  228.640053] pci 0000:01:00.0: reg 0x30: [mem 0xfffe0000-0xffffffff pref]
>[  228.640093] pci 0000:01:00.0: supports D1 D2
>[  228.640118] pci 0000:01:00.0: System wakeup disabled by ACPI
>[  228.640144] vgaarb: device added: PCI:0000:01:00.0,decodes=io+mem,owns=none,locks=none
>[  228.640147] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=none:owns=none
>[  228.641903] pci 0000:01:00.0: BAR 0: assigned [mem 0xc0000000-0xc7ffffff 64bit pref]
>[  228.641913] pci 0000:01:00.0: BAR 2: assigned [mem 0xc8700000-0xc871ffff 64bit]
>[  228.641923] pci 0000:01:00.0: BAR 6: assigned [mem 0xc8720000-0xc873ffff pref]
>[  228.641926] pci 0000:01:00.0: BAR 4: assigned [io  0x3000-0x30ff]
>[  228.641937] pci 0000:01:00.0: no hotplug settings from platform
>[  228.642357] [drm] initializing kernel modesetting (TURKS 0x1002:0x6741 0x103C:0x3385).
>[  228.642381] [drm] register mmio base: 0xC8700000
>[  228.642382] [drm] register mmio size: 131072
>[  228.642384] vga_switcheroo: enabled
>[  228.642468] ATPX version 1
>[  229.124453] ATOM BIOS: HP/IEC
>[  229.124574] radeon 0000:01:00.0: VRAM: 1024M 0x0000000000000000 - 0x000000003FFFFFFF (1024M used)
>[  229.124576] radeon 0000:01:00.0: GTT: 1024M 0x0000000040000000 - 0x000000007FFFFFFF
>[  229.124578] [drm] Detected VRAM RAM=1024M, BAR=128M
>[  229.124579] [drm] RAM width 128bits DDR
>[  229.124673] [TTM] Zone  kernel: Available graphics memory: 4060440 kiB
>[  229.124675] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[  229.124676] [TTM] Initializing pool allocator
>[  229.124679] [TTM] Initializing DMA pool allocator
>[  229.124693] [drm] radeon: 1024M of VRAM memory ready
>[  229.124694] [drm] radeon: 1024M of GTT memory ready.
>[  229.124903] [drm] GART: num cpu pages 262144, num gpu pages 262144
>[  229.125637] [drm] PCIE gen 2 link speeds already enabled
>[  229.126814] [drm] Loading TURKS Microcode
>[  229.128326] [drm] PCIE GART of 1024M enabled (table at 0x0000000000273000).
>[  229.128432] radeon 0000:01:00.0: WB enabled
>[  229.128435] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000040000c00 and cpu addr 0xffff88020ab01c00
>[  229.128437] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000040000c0c and cpu addr 0xffff88020ab01c0c
>[  229.129890] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x0000000000072118 and cpu addr 0xffffc90011932118
>[  229.129892] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[  229.129893] [drm] Driver supports precise vblank timestamp query.
>[  229.129912] radeon 0000:01:00.0: irq 43 for MSI/MSI-X
>[  229.129922] radeon 0000:01:00.0: radeon: using MSI.
>[  229.129952] [drm] radeon: irq initialized.
>[  229.146526] [drm] ring test on 0 succeeded in 3 usecs
>[  229.146590] [drm] ring test on 3 succeeded in 1 usecs
>[  229.323662] [drm] ring test on 5 succeeded in 2 usecs
>[  229.323683] [drm] UVD initialized successfully.
>[  229.323884] [drm] Enabling audio 0 support
>[  229.323932] [drm] ib test on ring 0 succeeded in 0 usecs
>[  229.323987] [drm] ib test on ring 3 succeeded in 0 usecs
>[  229.476247] [drm] ib test on ring 5 succeeded
>[  229.478279] [drm] Radeon Display Connectors
>[  229.478344] [drm] Internal thermal controller without fan control
>[  229.478575] == power state 0 ==
>[  229.478578] 	ui class: none
>[  229.478579] 	internal class: boot 
>[  229.478581] 	caps: 
>[  229.478583] 	uvd    vclk: 0 dclk: 0
>[  229.478585] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  229.478586] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  229.478587] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  229.478588] 	status: c r b 
>[  229.478591] == power state 1 ==
>[  229.478592] 	ui class: performance
>[  229.478593] 	internal class: none
>[  229.478595] 	caps: 
>[  229.478596] 	uvd    vclk: 0 dclk: 0
>[  229.478598] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  229.478599] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  229.478600] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  229.478601] 	status: 
>[  229.478602] == power state 2 ==
>[  229.478603] 	ui class: none
>[  229.478604] 	internal class: uvd 
>[  229.478606] 	caps: video 
>[  229.478608] 	uvd    vclk: 70000 dclk: 56000
>[  229.478609] 		power level 0    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  229.478611] 		power level 1    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  229.478612] 		power level 2    sclk: 50000 mclk: 80000 vddc: 1000 vddci: 0
>[  229.478625] 	status: 
>[  229.478627] == power state 3 ==
>[  229.478628] 	ui class: battery
>[  229.478629] 	internal class: none
>[  229.478630] 	caps: 
>[  229.478632] 	uvd    vclk: 0 dclk: 0
>[  229.478633] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  229.478634] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  229.478636] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  229.478637] 	status: 
>[  229.478638] == power state 4 ==
>[  229.478639] 	ui class: battery
>[  229.478640] 	internal class: uvd_hd 
>[  229.478641] 	caps: video 
>[  229.478643] 	uvd    vclk: 40000 dclk: 30000
>[  229.478647] 		power level 0    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  229.478651] 		power level 1    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  229.478655] 		power level 2    sclk: 40000 mclk: 40000 vddc: 900 vddci: 0
>[  229.478660] 	status: 
>[  229.478667] == power state 5 ==
>[  229.478671] 	ui class: battery
>[  229.478677] 	internal class: uvd_sd 
>[  229.478685] 	caps: video 
>[  229.478689] 	uvd    vclk: 10000 dclk: 10000
>[  229.478690] 		power level 0    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  229.478691] 		power level 1    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  229.478693] 		power level 2    sclk: 30000 mclk: 30000 vddc: 900 vddci: 0
>[  229.478694] 	status: 
>[  229.483647] switching from power state:
>[  229.483649] 	ui class: none
>[  229.483650] 	internal class: boot 
>[  229.483652] 	caps: 
>[  229.483653] 	uvd    vclk: 0 dclk: 0
>[  229.483655] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  229.483656] 		power level 1    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  229.483658] 		power level 2    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  229.483658] 	status: c b 
>[  229.483660] switching to power state:
>[  229.483661] 	ui class: performance
>[  229.483663] 	internal class: none
>[  229.483664] 	caps: 
>[  229.483666] 	uvd    vclk: 0 dclk: 0
>[  229.483667] 		power level 0    sclk: 10000 mclk: 15000 vddc: 900 vddci: 0
>[  229.483668] 		power level 1    sclk: 40000 mclk: 80000 vddc: 900 vddci: 0
>[  229.483670] 		power level 2    sclk: 48500 mclk: 80000 vddc: 900 vddci: 0
>[  229.483670] 	status: r 
>[  229.485067] [drm] radeon: dpm initialized
>[  229.489198] radeon 0000:01:00.0: No connectors reported connected with modes
>[  229.489201] [drm] Cannot find any crtc or sizes - going 1024x768
>[  229.491455] [drm] fb mappable at 0xC0474000
>[  229.491456] [drm] vram apper at 0xC0000000
>[  229.491457] [drm] size 3145728
>[  229.491458] [drm] fb depth is 24
>[  229.491459] [drm]    pitch is 4096
>[  229.491599] radeon 0000:01:00.0: fb0: radeondrmfb frame buffer device
>[  229.491618] [drm] Initialized radeon 2.35.0 20080528 for 0000:01:00.0 on minor 0

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Attachments on bug 71930: 89664 | 89797 | 89800 | 90020 | 90021 | 90126 | 90127

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