<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW --- - NV11 black screen & kernel hang on loading nouveaufb" href="https://bugs.freedesktop.org/show_bug.cgi?id=56461#c13">Comment # 13</a> on <a class="bz_bug_link bz_status_NEW " title="NEW --- - NV11 black screen & kernel hang on loading nouveaufb" href="https://bugs.freedesktop.org/show_bug.cgi?id=56461">bug 56461</a> from <a class="email" href="mailto:chris@edesix.com" title="Chris Paulson-Ellis <chris@edesix.com>"> Chris Paulson-Ellis</a> <pre>With that modification, the PTIMER warning goes away, but unfortunately I still have a hung machine with a black screen (serial console output below). I did the bisect and got it down to one of 4 nouveau commits - 3 that NULL deref, then 1 that hangs - see <a href="show_bug.cgi?id=56461#c8">comment 8</a> above. Chris. # modprobe nouveau [ 94.851054] wmi: Mapper loaded [ 95.027154] [drm] Initialized drm 1.1.0 20060810 [ 95.543293] nouveau [ DEVICE][0000:01:00.0] BOOT0 : 0x011200b2 [ 95.553280] nouveau [ DEVICE][0000:01:00.0] Chipset: NV11 (NV11) [ 95.559722] nouveau [ DEVICE][0000:01:00.0] Family : NV10 [ 95.567178] nouveau [ VBIOS][0000:01:00.0] checking PRAMIN for image... [ 95.641819] nouveau [ VBIOS][0000:01:00.0] ... checksum invalid [ 95.648038] nouveau [ VBIOS][0000:01:00.0] checking PROM for image... [ 95.655178] nouveau [ VBIOS][0000:01:00.0] ... signature not found [ 95.661697] nouveau [ VBIOS][0000:01:00.0] checking ACPI for image... [ 95.668473] nouveau [ VBIOS][0000:01:00.0] ... signature not found [ 95.674986] nouveau [ VBIOS][0000:01:00.0] checking PCIROM for image... [ 95.682106] nouveau [ VBIOS][0000:01:00.0] ... checksum invalid [ 95.688415] nouveau [ VBIOS][0000:01:00.0] using image from PRAMIN [ 95.694932] nouveau [ VBIOS][0000:01:00.0] BMP version 5.14 [ 95.701085] nouveau [ VBIOS][0000:01:00.0] version 03.11.01.44 [ 95.708967] nouveau [ PFB][0000:01:00.0] RAM type: DDR1 [ 95.720366] nouveau [ PFB][0000:01:00.0] RAM size: 16 MiB [ 95.726454] nouveau [ PFB][0000:01:00.0] ZCOMP: 0 tags [ 95.737623] agpgart-intel 0000:00:00.0: AGP 2.0 bridge [ 95.742868] agpgart-intel 0000:00:00.0: putting AGP V2 device into 4x mode [ 95.749841] nouveau 0000:01:00.0: putting AGP V2 device into 4x mode [ 95.756394] [TTM] Zone kernel: Available graphics memory: 386962 kiB [ 95.762940] [TTM] Initializing pool allocator [ 95.767609] nouveau [ DRM] VRAM: 15 MiB [ 95.772083] nouveau [ DRM] GART: 64 MiB [ 95.776432] nouveau [ DRM] BMP version 5.20 [ 95.781128] nouveau [ DRM] DCB version 1.5 [ 95.785740] nouveau [ DRM] DCB outp 00: f0003f00 000088b8 [ 95.791655] nouveau [ DRM] DCB outp 01: f2045f14 0000ffff [ 95.797570] nouveau [ DRM] DCB outp 02: f4204011 ffffffff [ 95.803705] nouveau [ DRM] BIOS FP mode: 1600x1200 (162000kHz pixel clock) [ 95.811877] nouveau [ DRM] Saving VGA fonts [ 95.899625] nouveau [ I2C][0000:01:00.0] detected TV encoder: ch7006 [ 95.995616] ch7006 1-0075: Detected version ID: 50 [ 96.039234] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010). [ 96.045928] [drm] No driver support for vblank timestamp query. [ 96.077240] nouveau [ DRM] 0 available performance level(s) [ 96.083444] nouveau [ DRM] c: core 17MHz memory 332MHz [ 96.091238] nouveau [ DRM] MM: using M2MF for buffer copies [ 96.172664] nouveau [ DRM] allocated 1600x1200 fb: 0x8000, bo ede66400 [ 96.179814] fbcon: nouveaufb (fb0) is primary device</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>