Messages in this thread | | | Subject | Re: Regression in 4.11 - PowerPC crashes on boot, bisected to commit 5657933dbb6e | From | Benjamin Herrenschmidt <> | Date | Thu, 02 Mar 2017 16:14:04 +1100 |
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On Wed, 2017-03-01 at 21:26 -0600, Larry Finger wrote: > My Powerbook G4 Aluminum generates a fatal splat early in the boot process, just > after identifying the driver for the disk. Unfortunately, it turns off almost > immediately, thus I cannot report the message. After this bug has been > triggered, the system clock has been reset to Dec. 31, 1969. I assume this is a > side effect of an uncontrolled DMA operation. > > This problem has been bisected to commit 5657933dbb6e ("treewide: Move dma_ops > from struct dev_archdata into struct device").
Side effect of a crash during boot... the PMU gets upset when we crash while there's a request in flight, that's probably what is happening.
As to why that commit is broken, I don't have time to look into it right now, maybe next week of nobody beats me to it.
Cheers, Ben.
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