Bug#788828:

Peter Zahradnik peter.zahradnik at vpstech.sk
Mon Jun 15 15:11:51 UTC 2015


messages

bad (ckt11) (i915 is locked and initialized before nouveau)
# grep "Jun 15 08:37:34" messages  |egrep "i915|nouveau|apple_gmux"
Jun 15 08:37:34 debian kernel: [   14.519345] apple_gmux: Found gmux 
version 3.2.19 [indexed]
Jun 15 08:37:34 debian kernel: [   14.522593] apple_gmux: locked IO for 
PCI:0000:00:02.0
Jun 15 08:37:34 debian kernel: [   15.076101] i915 0000:00:02.0: BAR 6: 
can't assign [??? 0x00000000 flags 0x20000000] (bogus alignment)
Jun 15 08:37:34 debian kernel: [   15.198516] [drm] GMBUS [i915 gmbus 
vga] timed out, falling back to bit banging on pin 2
Jun 15 08:37:34 debian kernel: [   15.214717] i915 0000:00:02.0: No 
connectors reported connected with modes
Jun 15 08:37:34 debian kernel: [   15.220687] i915 0000:00:02.0: fb1: 
inteldrmfb frame buffer device
Jun 15 08:37:34 debian kernel: [   15.223462] i915 0000:00:02.0: 
registered panic notifier
Jun 15 08:37:34 debian kernel: [   15.270493] [drm] Initialized i915 
1.6.0 20080730 for 0000:00:02.0 on minor 0
Jun 15 08:37:34 debian kernel: [   15.297092] fb: switching to nouveaufb 
from simple
Jun 15 08:37:34 debian kernel: [   15.300092] nouveau 0000:01:00.0: 
enabling device (0006 -> 0007)
Jun 15 08:37:34 debian kernel: [   15.300222] nouveau  [  
DEVICE][0000:01:00.0] BOOT0  : 0x0e7150a2
Jun 15 08:37:34 debian kernel: [   15.300224] nouveau  [  
DEVICE][0000:01:00.0] Chipset: GK107 (NVE7)
Jun 15 08:37:34 debian kernel: [   15.300226] nouveau  [  
DEVICE][0000:01:00.0] Family : NVE0
Jun 15 08:37:34 debian kernel: [   15.300243] nouveau  [   
VBIOS][0000:01:00.0] checking PRAMIN for image...
Jun 15 08:37:34 debian kernel: [   16.009652] nouveau  [   
VBIOS][0000:01:00.0] ... appears to be valid
Jun 15 08:37:34 debian kernel: [   16.009656] nouveau  [   
VBIOS][0000:01:00.0] using image from PRAMIN
Jun 15 08:37:34 debian kernel: [   16.009756] nouveau  [   
VBIOS][0000:01:00.0] BIT signature found
Jun 15 08:37:34 debian kernel: [   16.009758] nouveau  [   
VBIOS][0000:01:00.0] version 80.07.26.04.01
Jun 15 08:37:34 debian kernel: [   16.010341] nouveau  [     
PMC][0000:01:00.0] MSI interrupts enabled
Jun 15 08:37:34 debian kernel: [   16.010385] nouveau  [     
PFB][0000:01:00.0] RAM type: GDDR5
Jun 15 08:37:34 debian kernel: [   16.010386] nouveau  [     
PFB][0000:01:00.0] RAM size: 1024 MiB
Jun 15 08:37:34 debian kernel: [   16.010388] nouveau  [     
PFB][0000:01:00.0]    ZCOMP: 0 tags
Jun 15 08:37:34 debian kernel: [   16.044954] nouveau  [  
PTHERM][0000:01:00.0] FAN control: none / external
Jun 15 08:37:34 debian kernel: [   16.044970] nouveau  [  
PTHERM][0000:01:00.0] fan management: automatic
Jun 15 08:37:34 debian kernel: [   16.044980] nouveau  [  
PTHERM][0000:01:00.0] internal sensor: yes
Jun 15 08:37:34 debian kernel: [   16.045015] nouveau  [     
CLK][0000:01:00.0] 07: core 270-405 MHz memory 838 MHz
Jun 15 08:37:34 debian kernel: [   16.045059] nouveau  [     
CLK][0000:01:00.0] 0a: core 270-900 MHz memory 1560 MHz
Jun 15 08:37:34 debian kernel: [   16.045092] nouveau  [     
CLK][0000:01:00.0] 0e: core 270-900 MHz memory 4000 MHz
Jun 15 08:37:34 debian kernel: [   16.045115] nouveau  [     
CLK][0000:01:00.0] 0f: core 270-900 MHz memory 5016 MHz
Jun 15 08:37:34 debian kernel: [   16.045258] nouveau  [     
CLK][0000:01:00.0] --: core 405 MHz memory 680 MHz
Jun 15 08:37:34 debian kernel: [   16.069302] nouveau  [     DRM] VRAM: 
1024 MiB
Jun 15 08:37:34 debian kernel: [   16.069304] nouveau  [     DRM] GART: 
1048576 MiB
Jun 15 08:37:34 debian kernel: [   16.069307] nouveau  [     DRM] TMDS 
table version 2.0
Jun 15 08:37:34 debian kernel: [   16.069308] nouveau  [     DRM] DCB 
version 4.0
Jun 15 08:37:34 debian kernel: [   16.069310] nouveau  [     DRM] DCB 
outp 00: 048101b6 0f230010
Jun 15 08:37:34 debian kernel: [   16.069312] nouveau  [     DRM] DCB 
outp 01: 018212d6 0f220020
Jun 15 08:37:34 debian kernel: [   16.069314] nouveau  [     DRM] DCB 
outp 02: 01021212 00020020
Jun 15 08:37:34 debian kernel: [   16.069315] nouveau  [     DRM] DCB 
outp 03: 088324c6 0f220010
Jun 15 08:37:34 debian kernel: [   16.069317] nouveau  [     DRM] DCB 
outp 04: 08032402 00020010
Jun 15 08:37:34 debian kernel: [   16.069318] nouveau  [     DRM] DCB 
outp 05: 02843862 00020010
Jun 15 08:37:34 debian kernel: [   16.069319] nouveau  [     DRM] DCB 
conn 00: 00020047
Jun 15 08:37:34 debian kernel: [   16.069321] nouveau  [     DRM] DCB 
conn 01: 02208146
Jun 15 08:37:34 debian kernel: [   16.069323] nouveau  [     DRM] DCB 
conn 02: 01104246
Jun 15 08:37:34 debian kernel: [   16.069324] nouveau  [     DRM] DCB 
conn 03: 00410361
Jun 15 08:37:34 debian kernel: [   16.082269] nouveau  [     DRM] MM: 
using COPY for buffer copies
Jun 15 08:37:34 debian kernel: [   16.366213] nouveau  [     DRM] 
allocated 2880x1800 fb: 0x80000, bo ffff88045a67c000
Jun 15 08:37:34 debian kernel: [   16.366312] fbcon: nouveaufb (fb0) is 
primary device
Jun 15 08:37:34 debian kernel: [   17.002643] nouveau 0000:01:00.0: fb0: 
nouveaufb frame buffer device
Jun 15 08:37:34 debian kernel: [   17.002658] [drm] Initialized nouveau 
1.1.2 20120801 for 0000:01:00.0 on minor 1

good (after downgrade to ckt9)
# grep "Jun 15 08:41" messages  |egrep "i915|nouveau|apple_gmux"
Jun 15 08:41:13 debian kernel: [   12.189075] apple_gmux: Found gmux 
version 3.2.19 [indexed]
Jun 15 08:41:13 debian kernel: [   12.889994] fb: switching to nouveaufb 
from simple
Jun 15 08:41:13 debian kernel: [   12.895387] nouveau 0000:01:00.0: 
enabling device (0006 -> 0007)
Jun 15 08:41:13 debian kernel: [   12.896390] nouveau  [  
DEVICE][0000:01:00.0] BOOT0  : 0x0e7150a2
Jun 15 08:41:13 debian kernel: [   12.896429] nouveau  [  
DEVICE][0000:01:00.0] Chipset: GK107 (NVE7)
Jun 15 08:41:13 debian kernel: [   12.896432] nouveau  [  
DEVICE][0000:01:00.0] Family : NVE0
Jun 15 08:41:13 debian kernel: [   12.896497] nouveau  [   
VBIOS][0000:01:00.0] checking PRAMIN for image...
Jun 15 08:41:13 debian kernel: [   13.438622] nouveau  [   
VBIOS][0000:01:00.0] ... appears to be valid
Jun 15 08:41:13 debian kernel: [   13.438625] nouveau  [   
VBIOS][0000:01:00.0] using image from PRAMIN
Jun 15 08:41:13 debian kernel: [   13.438725] nouveau  [   
VBIOS][0000:01:00.0] BIT signature found
Jun 15 08:41:13 debian kernel: [   13.438728] nouveau  [   
VBIOS][0000:01:00.0] version 80.07.26.04.01
Jun 15 08:41:13 debian kernel: [   13.439291] nouveau  [     
PMC][0000:01:00.0] MSI interrupts enabled
Jun 15 08:41:13 debian kernel: [   13.439335] nouveau  [     
PFB][0000:01:00.0] RAM type: GDDR5
Jun 15 08:41:13 debian kernel: [   13.439337] nouveau  [     
PFB][0000:01:00.0] RAM size: 1024 MiB
Jun 15 08:41:13 debian kernel: [   13.439338] nouveau  [     
PFB][0000:01:00.0]    ZCOMP: 0 tags
Jun 15 08:41:13 debian kernel: [   13.474039] nouveau  [  
PTHERM][0000:01:00.0] FAN control: none / external
Jun 15 08:41:13 debian kernel: [   13.474055] nouveau  [  
PTHERM][0000:01:00.0] fan management: automatic
Jun 15 08:41:13 debian kernel: [   13.474066] nouveau  [  
PTHERM][0000:01:00.0] internal sensor: yes
Jun 15 08:41:13 debian kernel: [   13.474100] nouveau  [     
CLK][0000:01:00.0] 07: core 270-405 MHz memory 838 MHz
Jun 15 08:41:13 debian kernel: [   13.474147] nouveau  [     
CLK][0000:01:00.0] 0a: core 270-900 MHz memory 1560 MHz
Jun 15 08:41:13 debian kernel: [   13.474182] nouveau  [     
CLK][0000:01:00.0] 0e: core 270-900 MHz memory 4000 MHz
Jun 15 08:41:13 debian kernel: [   13.474207] nouveau  [     
CLK][0000:01:00.0] 0f: core 270-900 MHz memory 5016 MHz
Jun 15 08:41:13 debian kernel: [   13.474351] nouveau  [     
CLK][0000:01:00.0] --: core 405 MHz memory 680 MHz
Jun 15 08:41:13 debian kernel: [   13.498814] nouveau  [     DRM] VRAM: 
1024 MiB
Jun 15 08:41:13 debian kernel: [   13.498815] nouveau  [     DRM] GART: 
1048576 MiB
Jun 15 08:41:13 debian kernel: [   13.498819] nouveau  [     DRM] TMDS 
table version 2.0
Jun 15 08:41:13 debian kernel: [   13.498820] nouveau  [     DRM] DCB 
version 4.0
Jun 15 08:41:13 debian kernel: [   13.498822] nouveau  [     DRM] DCB 
outp 00: 048101b6 0f230010
Jun 15 08:41:13 debian kernel: [   13.498824] nouveau  [     DRM] DCB 
outp 01: 018212d6 0f220020
Jun 15 08:41:13 debian kernel: [   13.498825] nouveau  [     DRM] DCB 
outp 02: 01021212 00020020
Jun 15 08:41:13 debian kernel: [   13.498827] nouveau  [     DRM] DCB 
outp 03: 088324c6 0f220010
Jun 15 08:41:13 debian kernel: [   13.498828] nouveau  [     DRM] DCB 
outp 04: 08032402 00020010
Jun 15 08:41:13 debian kernel: [   13.498830] nouveau  [     DRM] DCB 
outp 05: 02843862 00020010
Jun 15 08:41:13 debian kernel: [   13.498831] nouveau  [     DRM] DCB 
conn 00: 00020047
Jun 15 08:41:13 debian kernel: [   13.498833] nouveau  [     DRM] DCB 
conn 01: 02208146
Jun 15 08:41:13 debian kernel: [   13.498835] nouveau  [     DRM] DCB 
conn 02: 01104246
Jun 15 08:41:13 debian kernel: [   13.498836] nouveau  [     DRM] DCB 
conn 03: 00410361
Jun 15 08:41:13 debian kernel: [   13.511694] nouveau  [     DRM] MM: 
using COPY for buffer copies
Jun 15 08:41:13 debian kernel: [   13.790392] nouveau  [     DRM] 
allocated 2880x1800 fb: 0x80000, bo ffff88045dace400
Jun 15 08:41:13 debian kernel: [   13.790450] fbcon: nouveaufb (fb0) is 
primary device
Jun 15 08:41:13 debian kernel: [   14.427684] nouveau 0000:01:00.0: fb0: 
nouveaufb frame buffer device
Jun 15 08:41:13 debian kernel: [   14.427686] nouveau 0000:01:00.0: 
registered panic notifier
Jun 15 08:41:13 debian kernel: [   14.438341] [drm] Initialized nouveau 
1.1.2 20120801 for 0000:01:00.0 on minor 0
Jun 15 08:41:13 debian kernel: [   14.502532] i915 0000:00:02.0: BAR 6: 
can't assign [??? 0x00000000 flags 0x20000000] (bogus alignment)
Jun 15 08:41:13 debian kernel: [   14.610452] [drm] GMBUS [i915 gmbus 
vga] timed out, falling back to bit banging on pin 2
Jun 15 08:41:13 debian kernel: [   14.626487] i915 0000:00:02.0: No 
connectors reported connected with modes
Jun 15 08:41:13 debian kernel: [   14.626882] i915 0000:00:02.0: fb1: 
inteldrmfb frame buffer device
Jun 15 08:41:13 debian kernel: [   14.644454] [drm] Initialized i915 
1.6.0 20080730 for 0000:00:02.0 on minor 1

maybe related to:
https://bugzilla.kernel.org/show_bug.cgi?id=84461



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