Re: blk_mq_register_disk: kobject (00000000009f2dd8): tried to init an initialized object, something is seriously wrong.

From	Ming Lei <tom.leiming@gmail.com>
Newsgroups	linux.kernel
Subject	Re: blk_mq_register_disk: kobject (00000000009f2dd8): tried to init an initialized object, something is seriously wrong.
Date	2015-09-22 05:40 +0200
Message-ID	<qbmAV-1Hc-3@gated-at.bofh.it> (permalink)
References	<q8Hix-6NM-11@gated-at.bofh.it> <qb3oC-7UM-13@gated-at.bofh.it> <qb3HX-8hb-1@gated-at.bofh.it> <qb3RE-8sg-1@gated-at.bofh.it> <qb7Lz-5yk-1@gated-at.bofh.it>
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On Mon, Sep 21, 2015 at 7:43 PM, Meelis Roos <mroos@linux.ee> wrote:
>
>
> Yes, sorry - I applied the last chunk by hand because it was mangled by
> the web UI, and added ti to a wrong struct.
>
> Now I tested it on top of 4.3.0-rc1. COmpiles, rebooted fine 6 times,
> but now it hangs again, seems to be the same message:
>
> [  107.143910] kobject (00000000009f2dd8): tried to init an initialized object, something is seriously wrong.

Looks a bit odd since blk_mq_register_disk is run only once per device,
could you apply the attached debug patch and post the boot log when the
warning is triggered?

Thanks,

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Re: blk_mq_register_disk: kobject (00000000009f2dd8): tried to init  an initialized object, something is seriously wrong. Ming Lei <tom.leiming@gmail.com> - 2015-09-21 09:10 +0200
  Re: blk_mq_register_disk: kobject (00000000009f2dd8): tried to init  an initialized object, something is seriously wrong. Meelis Roos <mroos@linux.ee> - 2015-09-21 09:30 +0200
    Re: blk_mq_register_disk: kobject (00000000009f2dd8): tried to init  an initialized object, something is seriously wrong. Ming Lei <tom.leiming@gmail.com> - 2015-09-21 09:40 +0200
      Re: blk_mq_register_disk: kobject (00000000009f2dd8): tried to init  an initialized object, something is seriously wrong. Meelis Roos <mroos@linux.ee> - 2015-09-21 13:50 +0200
        Re: blk_mq_register_disk: kobject (00000000009f2dd8): tried to init  an initialized object, something is seriously wrong. Ming Lei <tom.leiming@gmail.com> - 2015-09-22 05:40 +0200

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