gp104 refuses to switch to "graphic" mode and show anything past this line: fb0: switching to nouveaufb from EFI VGA Machine is fine, as it I can press Ctrl+Alt+Delete and reboot it normally. 5.5 is OK. 5.6 is broken. Bisecting is kinda painful with miscompilation and init/main.c breakage. BTW do I need all those megabytes of firmware? [ 0.923273] fb0: switching to nouveaufb from EFI VGA [ 0.923440] nouveau 0000:02:00.0: NVIDIA GP104 (134000a1) [ 1.026681] nouveau 0000:02:00.0: bios: version 86.04.1e.00.01 [ 1.026930] nouveau 0000:02:00.0: gr: failed to load firmware "gr/sw_nonctx" [ 1.026934] nouveau 0000:02:00.0: gr: failed to load gr/sw_nonctx [ 1.027196] nouveau 0000:02:00.0: fb: 8192 MiB GDDR5 [ 1.040683] nouveau 0000:02:00.0: DRM: VRAM: 8192 MiB [ 1.040686] nouveau 0000:02:00.0: DRM: GART: 536870912 MiB [ 1.040689] nouveau 0000:02:00.0: DRM: BIT table 'A' not found [ 1.040692] nouveau 0000:02:00.0: DRM: BIT table 'L' not found [ 1.040695] nouveau 0000:02:00.0: DRM: TMDS table version 2.0 [ 1.040698] nouveau 0000:02:00.0: DRM: DCB version 4.1 [ 1.040701] nouveau 0000:02:00.0: DRM: DCB outp 00: 01000f42 00020030 [ 1.040704] nouveau 0000:02:00.0: DRM: DCB outp 01: 04811f96 04600020 [ 1.040707] nouveau 0000:02:00.0: DRM: DCB outp 02: 04011f92 00020020 [ 1.040710] nouveau 0000:02:00.0: DRM: DCB outp 03: 04822f86 04600010 [ 1.040713] nouveau 0000:02:00.0: DRM: DCB outp 04: 04022f82 00020010 [ 1.040716] nouveau 0000:02:00.0: DRM: DCB outp 06: 02033f62 00020010 [ 1.040718] nouveau 0000:02:00.0: DRM: DCB outp 07: 02844f76 04600020 [ 1.040721] nouveau 0000:02:00.0: DRM: DCB outp 08: 02044f72 00020020 [ 1.040724] nouveau 0000:02:00.0: DRM: DCB conn 00: 00001031 [ 1.040727] nouveau 0000:02:00.0: DRM: DCB conn 01: 02000146 [ 1.040729] nouveau 0000:02:00.0: DRM: DCB conn 02: 01000246 [ 1.040732] nouveau 0000:02:00.0: DRM: DCB conn 03: 00010361 [ 1.040734] nouveau 0000:02:00.0: DRM: DCB conn 04: 00020446 [ 1.041003] nouveau 0000:02:00.0: DRM: failed to create kernel channel, -22 [ 1.041145] nouveau 0000:02:00.0: DRM: MM: using COPY for buffer copies [ 1.322372] nouveau 0000:02:00.0: DRM: allocated 1920x1200 fb: 0x200000, bo 000000002ca87195 [ 1.322442] fbcon: nouveaudrmfb (fb0) is primary device [ 1.646937] nouveau 0000:02:00.0: fb0: nouveaudrmfb frame buffer device [ 1.647186] [drm] Initialized nouveau 1.3.1 20120801 for 0000:02:00.0 on minor 0 _______________________________________________ Nouveau mailing list Nouveau@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/nouveau