Re: 2.6.25-rc2-mm1

From: Kevin Winchester <kjwinchester@gmail.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.25-rc2-mm1
Date: Mon, 18 Feb 2008 20:08:03 -0400	[thread overview]
Message-ID: <47BA1DE3.7030407@gmail.com> (raw)
In-Reply-To: <20080216002522.9c4bd0fb.akpm@linux-foundation.org>

Andrew Morton wrote:
> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.25-rc2/2.6.25-rc2-mm1/
> 
> - git-xfs is dropped due to git conflicts
> 
> - git-x86 is dropped due to too many changes to non-x86 code
> 
> - git-perfmon remains dropped due to rejects
> 
> - git-kgdb remains dropped due to rejects
> 
> - Added the slab/slub tree as git-slub.patch (Christoph Lameter)
> 
> 

I don't think I've seen anyone else report this, but if I'm wrong, I'm
sure someone will point me to the thread.  This is during boot up, and
doesn't seem to have any effect on the running system, that I can tell.

[    0.090840] ------------[ cut here ]------------
[    0.090920] WARNING: at kernel/lockdep.c:2677 check_flags+0x8d/0x12d()
[    0.090986] Pid: 1, comm: swapper Not tainted 2.6.25-rc2-mm1 #49
[    0.090986]  [<c011b92d>] warn_on_slowpath+0x41/0x72
[    0.090986]  [<c0136ff1>] ? __lock_acquire+0xb99/0xbb5
[    0.090986]  [<c0140632>] ? ftrace_record_ip+0x11e/0x17a
[    0.090986]  [<c0102bd0>] ? mcount_call+0x5/0x9
[    0.090986]  [<c01344f0>] ? check_chain_key+0xe/0x16a
[    0.090986]  [<c0140632>] ? ftrace_record_ip+0x11e/0x17a
[    0.090986]  [<c01dd1a8>] ? debug_locks_off+0x8/0x3c
[    0.090986]  [<c0102bd0>] ? mcount_call+0x5/0x9
[    0.090986]  [<c01182c4>] ? sub_preempt_count+0xa/0xb0
[    0.090986]  [<c03453bd>] ? _spin_unlock_irqrestore+0x47/0x5d
[    0.090986]  [<c0140632>] ? ftrace_record_ip+0x11e/0x17a
[    0.090986]  [<c0102bd0>] ? mcount_call+0x5/0x9
[    0.090986]  [<c0134442>] check_flags+0x8d/0x12d
[    0.090986]  [<c0137043>] lock_acquire+0x36/0x82
[    0.090986]  [<c03440c2>] down_write+0x2d/0x48
[    0.090986]  [<c015e91a>] ? kmem_cache_create+0x21/0x1a7
[    0.090986]  [<c015e91a>] kmem_cache_create+0x21/0x1a7
[    0.090986]  [<c0449642>] filelock_init+0x23/0x2c
[    0.090986]  [<c016d908>] ? init_once+0x0/0x11
[    0.090986]  [<c043d697>] kernel_init+0xb6/0x203
[    0.090986]  [<c0102dae>] ? restore_nocheck_notrace+0x0/0xe
[    0.090986]  [<c043d5e1>] ? kernel_init+0x0/0x203
[    0.090986]  [<c043d5e1>] ? kernel_init+0x0/0x203
[    0.090986]  [<c01038d3>] kernel_thread_helper+0x7/0x10
[    0.090986]  =======================
[    0.090986] ---[ end trace 4eaa2a86a8e2da22 ]---
[    0.090986] possible reason: unannotated irqs-on.
[    0.090986] irq event stamp: 1404
[    0.090986] hardirqs last  enabled at (1403): [<c01360a0>]
trace_hardirqs_on+0xb/0xd
[    0.090986] hardirqs last disabled at (1404): [<c0134c15>]
trace_hardirqs_off+0xb/0xd
[    0.090986] softirqs last  enabled at (1010): [<c011fc87>]
__do_softirq+0x9e/0xa3
[    0.090986] softirqs last disabled at (1003): [<c010508d>]
do_softirq+0x5d/0xad