Re: [bug] SLUB + mm/slab.c boot crash in -rc9 | KernelTrap

Re: [bug] SLUB + mm/slab.c boot crash in -rc9

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From: Ingo Molnar

Subject: Re: [bug] SLUB + mm/slab.c boot crash in -rc9

Date: Tuesday, April 15, 2008 - 4:27 pm

* Christoph Lameter <clameter@sgi.com> wrote:

quoted text> Hmmm... If one enables CONFIG_X86_PAE (even with no highmem) then 
> everything is fine. For PAE to be enabled some other things also fall 
> by the wayside. Diff to your failing config follows. Will try to 
> minimize the diff even further:

... in the thread i've already explained that it's because on PAE we use 
1GB sparse chunks (shift 30) which masks the bug.

(on PAE we cannot go below a shift of 29 due to shortage of page->flags)

	Ingo
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Messages in current thread:

[bug] mm/slab.c boot crash in -git, "kernel BUG at mm/slab ..., Ingo Molnar, (Fri Apr 11, 12:41 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Pekka Enberg, (Fri Apr 11, 1:21 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Pekka Enberg, (Fri Apr 11, 1:50 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Ingo Molnar, (Fri Apr 11, 1:54 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Pekka Enberg, (Fri Apr 11, 2:05 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Pekka Enberg, (Fri Apr 11, 2:08 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Pekka Enberg, (Fri Apr 11, 2:11 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Ingo Molnar, (Fri Apr 11, 2:24 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Nick Piggin, (Fri Apr 11, 3:34 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Christoph Lameter, (Fri Apr 11, 12:25 pm)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Christoph Lameter, (Fri Apr 11, 12:26 pm)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Christoph Lameter, (Fri Apr 11, 12:28 pm)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Christoph Lameter, (Sat Apr 12, 3:38 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Yinghai Lu, (Sat Apr 12, 10:22 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Ingo Molnar, (Mon Apr 14, 10:43 pm)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Ingo Molnar, (Mon Apr 14, 10:49 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Mon Apr 14, 11:25 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Pekka Enberg, (Mon Apr 14, 11:41 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 12:08 am)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Yinghai Lu, (Tue Apr 15, 1:31 am)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 1:46 am)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 2:11 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Mel Gorman, (Tue Apr 15, 2:36 am)

Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/ ..., Ingo Molnar, (Tue Apr 15, 3:03 am)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Linus Torvalds, (Tue Apr 15, 9:02 am)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 9:15 am)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Linus Torvalds, (Tue Apr 15, 10:23 am)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 12:35 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 12:39 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 12:41 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 12:54 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 1:03 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 1:17 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 1:23 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 1:28 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 1:34 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Pekka Enberg, (Tue Apr 15, 1:34 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 1:40 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 1:42 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 1:50 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 1:54 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 1:58 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 1:58 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Linus Torvalds, (Tue Apr 15, 2:06 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 2:08 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 2:08 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 2:13 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Mike Travis, (Tue Apr 15, 2:16 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 2:19 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 2:21 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 2:23 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 2:24 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 2:24 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Mike Travis, (Tue Apr 15, 2:27 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 2:28 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 2:33 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 2:42 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Mike Travis, (Tue Apr 15, 2:43 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 2:55 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 3:06 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 3:07 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 3:13 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 3:27 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 3:32 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Yinghai Lu, (Tue Apr 15, 4:18 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 4:22 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Ingo Molnar, (Tue Apr 15, 4:27 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 4:32 pm)

[patch] mm: sparsemem memory_present() memory corruption fix, Ingo Molnar, (Tue Apr 15, 5:03 pm)

Re: [bug] SLUB + mm/slab.c boot crash in -rc9, Christoph Lameter, (Tue Apr 15, 5:04 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Christoph Lameter, (Tue Apr 15, 5:10 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Tue Apr 15, 5:18 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Christoph Lameter, (Tue Apr 15, 5:19 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Yinghai Lu, (Tue Apr 15, 5:32 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Yinghai Lu, (Tue Apr 15, 5:33 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Tue Apr 15, 5:34 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Tue Apr 15, 5:36 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Tue Apr 15, 5:40 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Tue Apr 15, 5:44 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Christoph Lameter, (Tue Apr 15, 5:45 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Christoph Lameter, (Tue Apr 15, 5:46 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Tue Apr 15, 5:52 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Tue Apr 15, 5:52 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Yinghai Lu, (Tue Apr 15, 5:56 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Tue Apr 15, 6:02 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Tue Apr 15, 6:14 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Tue Apr 15, 6:17 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Yinghai Lu, (Tue Apr 15, 6:17 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Yinghai Lu, (Tue Apr 15, 6:30 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., KAMEZAWA Hiroyuki, (Tue Apr 15, 6:48 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Yinghai Lu, (Tue Apr 15, 7:00 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., KAMEZAWA Hiroyuki, (Tue Apr 15, 7:20 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Linus Torvalds, (Tue Apr 15, 7:45 pm)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Mel Gorman, (Wed Apr 16, 7:05 am)

Re: [patch] mm: sparsemem memory_present() memory corrupti ..., Ingo Molnar, (Wed Apr 16, 8:03 am)

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