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    SubjectRe: linux-2.6.23-git3: Many sysfs-related warnings in dmesg
    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?

    thanks,

    greg k-h
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