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

From	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Newsgroups	linux.kernel
Subject	Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable to handle kernel NULL pointer dereference at 00000000000000a8
Date	2017-06-13 06:20 +0200
Message-ID	<tRLt7-3aP-7@gated-at.bofh.it> (permalink)
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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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Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable  to handle kernel NULL pointer dereference at 00000000000000a8 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-13 06:20 +0200
  Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable to  handle kernel NULL pointer dereference at 00000000000000a8 Logan Gunthorpe <logang@deltatee.com> - 2017-06-13 06:30 +0200
    Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable  to handle kernel NULL pointer dereference at 00000000000000a8 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-13 06:40 +0200
      Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable to  handle kernel NULL pointer dereference at 00000000000000a8 Logan Gunthorpe <logang@deltatee.com> - 2017-06-13 18:30 +0200
        Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable  to handle kernel NULL pointer dereference at 00000000000000a8 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-13 18:40 +0200
          Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable to  handle kernel NULL pointer dereference at 00000000000000a8 Logan Gunthorpe <logang@deltatee.com> - 2017-06-13 19:50 +0200
            Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable  to handle kernel NULL pointer dereference at 00000000000000a8 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-14 07:10 +0200
              Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable to  handle kernel NULL pointer dereference at 00000000000000a8 Logan Gunthorpe <logang@deltatee.com> - 2017-06-14 08:00 +0200
          Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable  to handle kernel NULL pointer dereference at 00000000000000a8 Sven-Haegar Koch <haegar@sdinet.de> - 2017-06-13 21:30 +0200
            Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable  to handle kernel NULL pointer dereference at 00000000000000a8 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-14 07:10 +0200
    Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable  to handle kernel NULL pointer dereference at 00000000000000a8 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-13 06:40 +0200
      Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable to  handle kernel NULL pointer dereference at 00000000000000a8 Linus Walleij <linus.walleij@linaro.org> - 2017-06-14 12:00 +0200
        Re: [Merge tag 'pci-v4.12-changes' of git] 857f864014: BUG: unable to  handle kernel NULL pointer dereference at 00000000000000a8 Logan Gunthorpe <logang@deltatee.com> - 2017-06-14 18:00 +0200

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