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Subject: Re: [linux-next-20130422] Bug in SLAB?
From: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
References: <201304242108.FDC35910.VJMHFFFSOLOOQt@I-love.SAKURA.ne.jp>
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	<CAHz2CGXXbg8P94uLcN0K6yxLYg__HB75tGrpw9xR1Rqn=6ZhGg@mail.gmail.com>
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Date: Mon, 29 Apr 2013 12:56:44 +0900
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Zhan Jianyu wrote:
> > Bisection (with a build fix from commit db845067 "slab: Fixup
> > CONFIG_PAGE_ALLOC/DEBUG_SLAB_LEAK sections") reached commit e3366016
> > "slab: Use common kmalloc_index/kmalloc_size functions".
> > Would you have a look at commit e3366016?
> 
> 
> Cc:   linux-mm@kvack.org
> 

Thanks for ML for reporting, Zhan.

The thread starts from https://lkml.org/lkml/2013/4/24/234 .
This regression is about to be merged into linux.git.

Problem with debug options turned on:

  It hangs (with CPU#0 spinning) immediately after printing

    Decompressing Linux... Parsing ELF... done.
    Booting the kernel.

  lines.

Problem with debug options turned off:

  kmalloc() triggers oops when the requested size is too large.

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