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SubjectRe: linux-2.6.23-git3: Many sysfs-related warnings in dmesg
On Tue, Oct 16 2007, Greg KH wrote:
> On Tue, Oct 16, 2007 at 10:04:51PM +0200, Rafael J. Wysocki wrote:
> > On Tuesday, 16 October 2007 06:50, Greg KH wrote:
> > > On Sat, Oct 13, 2007 at 09:26:32PM +0200, Rafael J. Wysocki wrote:
> > > > Hi,
> > > >
> > > > There are many traces like this in my dmesg from 2.6.23-git3 (they don't
> > > > appear for vanilla 2.6.23):
> > > >
> > > > <4>sysfs: duplicate filename 'ethxx1' can not be created
> > > > WARNING: at /home/rafael/src/linux-2.6/fs/sysfs/dir.c:425 sysfs_add_one()
> > > >
> > > > Call Trace:
> > > > [<ffffffff802d1532>] sysfs_add_one+0x5c/0xc9
> > > > [<ffffffff802d2411>] sysfs_create_link+0xd1/0x12c
> > > > [<ffffffff803756da>] device_rename+0x17a/0x1db
> > > > [<ffffffff803c903d>] dev_change_name+0x114/0x20c
> > > > [<ffffffff803c9339>] dev_ifsioc+0x204/0x2d0
> > > > [<ffffffff803c9925>] dev_ioctl+0x520/0x633
> > > > [<ffffffff803bf445>] sk_alloc+0x37/0x10c
> > > > [<ffffffff8024b977>] up_read+0x9/0xb
> > > > [<ffffffff803bc65e>] sock_ioctl+0x1fe/0x20c
> > > > [<ffffffff8029b34a>] do_ioctl+0x2a/0x77
> > > > [<ffffffff8029b5e8>] vfs_ioctl+0x251/0x26e
> > > > [<ffffffff8029b664>] sys_ioctl+0x5f/0x83
> > > > [<ffffffff8020bd4e>] system_call+0x7e/0x83
> > > >
> > > > net ethxx1: device_rename: sysfs_create_symlink failed (-17)
> > > > sysfs: duplicate filename 'eth1' can not be created
> > > >
> > > > Everything seems to work, but this just looks fishy.
> > >
> > > This is a userspace program renaming your network device to a name that
> > > is already in use. What distro and release is this?
> >
> > openSUSE 10.2, with some updates (not the most recent, though).
>
> Can you try 10.3? I think we fixed this issue there.

Ehm nope:

Oct 16 19:36:27 carl kernel: sysfs: duplicate filename 'wlan0_rename'
can not be created
Oct 16 19:36:27 carl kernel: udev: renamed network interface wmaster0 to
eth1
Oct 16 19:36:27 carl kernel: WARNING: at fs/sysfs/dir.c:425
sysfs_add_one()
Oct 16 19:36:27 carl kernel: [<c01b2dbf>] sysfs_add_one+0x9f/0xe0
Oct 16 19:36:27 carl kernel: [<c01b3b76>] sysfs_create_link+0x86/0x110
Oct 16 19:36:27 carl kernel: [<c02398ca>] device_rename+0x17a/0x1e0
Oct 16 19:36:27 carl kernel: [<c015b56f>] filemap_fault+0x1ff/0x400
Oct 16 19:36:27 carl kernel: [<c02b8fc0>] dev_change_name+0xb0/0x210
Oct 16 19:36:27 carl kernel: [<c02b9779>] dev_ioctl+0x3c9/0x530
Oct 16 19:36:27 carl kernel: [<c01a1938>]
inotify_d_instantiate+0x18/0x80
Oct 16 19:36:27 carl kernel: [<c0120044>] do_page_fault+0x4a4/0x6f0
Oct 16 19:36:27 carl kernel: [<c02ac080>] sock_ioctl+0x0/0x220
Oct 16 19:36:27 carl kernel: [<c01851ab>] do_ioctl+0x2b/0x90
Oct 16 19:36:27 carl kernel: [<c02ad50b>] sys_socket+0x2b/0x50
Oct 16 19:36:27 carl kernel: [<c018542e>] vfs_ioctl+0x21e/0x2a0
Oct 16 19:36:27 carl kernel: [<c01854ed>] sys_ioctl+0x3d/0x70
Oct 16 19:36:27 carl kernel: [<c01042d6>] sysenter_past_esp+0x6b/0xa1
Oct 16 19:36:27 carl kernel: =======================
Oct 16 19:36:27 carl kernel: net wlan0_rename: device_rename:
sysfs_create_symlink failed (-17)

--
Jens Axboe

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