Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable to handle kernel NULL pointer dereference at 00000000000000a8

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On Mon, Jun 12, 2017 at 05:34:59PM -0600, Logan Gunthorpe wrote:
> 1) The test we are looking at is overrunning the dynamic char dev major
> numbers by a lot. On a successful run, it gets down to 216 where the
> limit is 234. Thus, there are 18 too many major numbers assigned and the
> fact that this test used to work is really just luck. (I've cc'd
> developers from 49db08c3 for this issue.)

What test causes so many major numbers to be allocated?  Is this
in-kernel test code?  Do you really have a system that requires so many
different drivers that all want a dynamic char major?

thanks,

gre gk-h



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