Comment 63 for bug 1406810

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penalvch (penalvch) wrote : Re: screen is garbled with 14.10 (was fine with 14.04)

Nicolas Jungers:

>"Christopher Penalver, I've now tested the 4.8-rc5. Unsurprisingly the result is the same than for 4.8-rc4. Do you think that testing each new kernel version one after the other is a path to a solution? It feels more like a path to madness to me."

Testing the latest mainline kernel keeps your bug relevant to upstream (the folks who would provide a fix).

>"To recap, 14.04 with kernel 3.13 *was* working and both 14.10 (with kernel 3.16) - 15.04 (with kernel 3.19) *were not* working. 15.10 wasn't working either but Apple released in October a "bios" upgrade that you make me apply to debug the situation. Since then 14.04 doesn't work anymore."

From my understanding, 14.04+ does work booting with nomodeset.

>"Do you have any suggestion?"

Are there any negatives when you boot using nomodeset?