linux-kernel - Re: linux-next: Tree for August 14 (sysfs/acpi errors)

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Message-Id: <1218768111.3209.43.camel@rzhang-dt>
Date:	Fri, 15 Aug 2008 10:41:51 +0800
From:	Zhang Rui <rui.zhang@...el.com>
To:	Randy Dunlap <randy.dunlap@...cle.com>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>, gregkh <greg@...ah.com>,
	ak@...ux.intel.com, linux-next@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>, linux-acpi@...r.kernel.org
Subject: Re: linux-next: Tree for August 14 (sysfs/acpi errors)

Please attach the full dmesg output.

thanks,
rui


On Thu, 2008-08-14 at 08:38 -0700, Randy Dunlap wrote:
> calling  param_sysfs_init+0x0/0x1e7
> ------------[ cut here ]------------
> WARNING: at fs/sysfs/dir.c:463 sysfs_add_one+0x35/0x3d()
> sysfs: duplicate filename 'acpi' can not be created
> Modules linked in:
> Pid: 1, comm: swapper Not tainted 2.6.27-rc3-next-20080814 #1
> 
> Call Trace:
>  [<ffffffff802358cb>] warn_slowpath+0xae/0xdd
>  [<ffffffff8036a6be>] ? number+0x115/0x21f
>  [<ffffffff8036574d>] ? __next_cpu+0x19/0x26
>  [<ffffffff8022d575>] ? find_busiest_group+0x25b/0x6ee
>  [<ffffffff8036aefc>] ? string+0x3d/0xa2
>  [<ffffffff80365e02>] ? idr_get_empty_slot+0x161/0x24e
>  [<ffffffff8036b2ea>] ? vsnprintf+0x389/0x678
>  [<ffffffff802def96>] ? sysfs_ilookup_test+0x0/0x14
>  [<ffffffff802aa5bf>] ? ifind+0x3d/0xac
>  [<ffffffff802df1bd>] ? sysfs_find_dirent+0x1c/0x31
>  [<ffffffff802df1f1>] ? __sysfs_add_one+0x1f/0x7c
>  [<ffffffff802df283>] sysfs_add_one+0x35/0x3d
>  [<ffffffff802df7d2>] create_dir+0x58/0x93
>  [<ffffffff802df845>] sysfs_create_dir+0x38/0x4f
>  [<ffffffff80366b8a>] kobject_add_internal+0xce/0x18f
>  [<ffffffff80366d17>] kobject_add_varg+0x41/0x4d
>  [<ffffffff80366d91>] kobject_init_and_add+0x6e/0x7c
>  [<ffffffff803676e5>] ? kobject_uevent_env+0x350/0x37f
>  [<ffffffff802455bf>] ? param_sysfs_setup+0xe1/0x104
>  [<ffffffff80764a30>] kernel_param_sysfs_setup+0x6b/0xc6
>  [<ffffffff80764bee>] param_sysfs_init+0x163/0x1e7
>  [<ffffffff80249b00>] ? ktime_get_ts+0x14/0x4e
>  [<ffffffff80764a8b>] ? param_sysfs_init+0x0/0x1e7
>  [<ffffffff80209047>] _stext+0x47/0x13f
>  [<ffffffff80269f25>] ? register_irq_proc+0xb7/0xd3
>  [<ffffffff807508e5>] kernel_init+0x11b/0x171
>  [<ffffffff802311ef>] ? schedule_tail+0x28/0x60
>  [<ffffffff8020ce49>] child_rip+0xa/0x11
>  [<ffffffff807507ca>] ? kernel_init+0x0/0x171
>  [<ffffffff8020ce3f>] ? child_rip+0x0/0x11
> 
> ---[ end trace 4eaa2a86a8e2da22 ]---
> kobject_add_internal failed for acpi with -EEXIST, don't try to register things with the same name in the same directory.
> Pid: 1, comm: swapper Tainted: G        W 2.6.27-rc3-next-20080814 #1
> 
> Call Trace:
>  [<ffffffff8036698f>] ? kobject_put+0x47/0x4b
>  [<ffffffff80366c08>] kobject_add_internal+0x14c/0x18f
>  [<ffffffff80366d17>] kobject_add_varg+0x41/0x4d
>  [<ffffffff80366d91>] kobject_init_and_add+0x6e/0x7c
>  [<ffffffff803676e5>] ? kobject_uevent_env+0x350/0x37f
>  [<ffffffff802455bf>] ? param_sysfs_setup+0xe1/0x104
>  [<ffffffff80764a30>] kernel_param_sysfs_setup+0x6b/0xc6
>  [<ffffffff80764bee>] param_sysfs_init+0x163/0x1e7
>  [<ffffffff80249b00>] ? ktime_get_ts+0x14/0x4e
>  [<ffffffff80764a8b>] ? param_sysfs_init+0x0/0x1e7
>  [<ffffffff80209047>] _stext+0x47/0x13f
>  [<ffffffff80269f25>] ? register_irq_proc+0xb7/0xd3
>  [<ffffffff807508e5>] kernel_init+0x11b/0x171
>  [<ffffffff802311ef>] ? schedule_tail+0x28/0x60
>  [<ffffffff8020ce49>] child_rip+0xa/0x11
>  [<ffffffff807507ca>] ? kernel_init+0x0/0x171
>  [<ffffffff8020ce3f>] ? child_rip+0x0/0x11
> 
> Module 'acpi' failed to be added to sysfs, error number -17
> The system will be unstable now.
> initcall param_sysfs_init+0x0/0x1e7 returned 0 after 19 msecs
> 
> 
> ---
> ~Randy
> Linux Plumbers Conference, 17-19 September 2008, Portland, Oregon USA
> http://linuxplumbersconf.org/
> --
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