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Date: Mon, 18 Feb 2008 12:06:36 -0800
From: Stephen Hemminger <shemminger@linux-foundation.org>
To: Chris Rankin <rankincj@yahoo.com>
Cc: Andrew Morton <akpm@linux-foundation.org>, linux-acpi@vger.kernel.org,
       linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: Linux 2.6.24.1  - kernel does not boot; IRQ trouble?
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On Mon, 18 Feb 2008 19:42:25 +0000 (GMT)
Chris Rankin <rankincj@yahoo.com> wrote:

> --- Stephen Hemminger <shemminger@linux-foundation.org> wrote:
> > > > sysfs: duplicate filename 'bridge' can not be created
> > > > WARNING: at fs/sysfs/dir.c:424 sysfs_add_one()
> > > > Pid: 1, comm: swapper Not tainted 2.6.24.1 #1
> > > >  [<c0105020>] show_trace_log_lvl+0x1a/0x2f
> > > >  [<c0105990>] show_trace+0x12/0x14
> > > >  [<c010613d>] dump_stack+0x6c/0x72
> > > >  [<c01991bf>] sysfs_add_one+0x57/0xbc
> > > >  [<c0199e41>] sysfs_create_link+0xc2/0x10d
> > > >  [<c01bae9a>] pci_bus_add_devices+0xbd/0x103
> > > >  [<c034016c>] pci_legacy_init+0x56/0xe3
> > > >  [<c03274e1>] kernel_init+0x157/0x2c3
> > > >  [<c0104c83>] kernel_thread_helper+0x7/0x10
> > > >  =======================
> > > > pci 0000:00:01.0: Error creating sysfs bridge symlink, continuing...
> > > > sysfs: duplicate filename 'bridge' can not be created
> > > > WARNING: at fs/sysfs/dir.c:424 sysfs_add_one()
> > > > Pid: 1, comm: swapper Not tainted 2.6.24.1 #1
> > > >  [<c0105020>] show_trace_log_lvl+0x1a/0x2f
> > > >  [<c0105990>] show_trace+0x12/0x14
> > > >  [<c010613d>] dump_stack+0x6c/0x72
> > > >  [<c01991bf>] sysfs_add_one+0x57/0xbc
> > > >  [<c0199e41>] sysfs_create_link+0xc2/0x10d
> > > >  [<c01bae9a>] pci_bus_add_devices+0xbd/0x103
> > > >  [<c01bae82>] pci_bus_add_devices+0xa5/0x103
> > > >  [<c034016c>] pci_legacy_init+0x56/0xe3
> > > >  [<c03274e1>] kernel_init+0x157/0x2c3
> > > >  [<c0104c83>] kernel_thread_helper+0x7/0x10
> > > >  =======================
> > > 
> > > I have a vague feeling that this was fixed, perhaps in 2.6.24.x?
> > 
> > Never heard of this, what is the initialization script that causes this?
> > Also do you have the SYSFS_DEPRECATED option configured? that caused issues
> > with regular network drivers.
> 
> Yes, SYSFS_DEPRECATED is enabled. And the init scripts are from Fedora 8.

There was a bug (fixed in 2.6.24) that had to do with sysfs_create_link
and SYSFS_DEPRECATED probably there is a similar problem with directories. 

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