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    SubjectRe: [bug] fixed_init(): BUG: at drivers/base/core.c:120 device_release(), was: "2.6.21-rc5: known regressions"
    On Fri, 30 Mar 2007 16:25:14 +0200
    Ingo Molnar <mingo@elte.hu> wrote:

    >
    > * Greg KH <gregkh@suse.de> wrote:
    >
    > > > Device 'fixed@10:1' does not have a release() function, it is broken and must be fixed.
    > > > BUG: at drivers/base/core.c:120 device_release()
    > > > [<c0105ff9>] show_trace_log_lvl+0x19/0x2e
    > > > [<c01063e2>] show_trace+0x12/0x14
    > > > [<c01063f8>] dump_stack+0x14/0x16
    > > > [<c063cddf>] device_release+0x7c/0x7e
    > > > [<c0476c32>] kobject_cleanup+0x44/0x5e
    > > > [<c0476c57>] kobject_release+0xb/0xd
    > > > [<c04773ef>] kref_put+0x63/0x71
    > > > [<c0476757>] kobject_put+0x14/0x16
    > > > [<c063ceef>] put_device+0x11/0x13
    > > > [<c063d943>] device_unregister+0x12/0x15
    > > > [<c07337d1>] fixed_mdio_register_device+0x210/0x23b
    > > > [<c1b6d6c1>] fixed_init+0x2f/0x33
    > > > [<c1b31a2d>] init+0x15d/0x2bd
    > > > [<c0105bc3>] kernel_thread_helper+0x7/0x10
    > >
    > > That means that whatever driver has fixed_mdio_register_device() in it
    > > is broken and needs to be fixed.
    >
    > that would be drivers/net/phy/fixed.c.
    >

    OK, I'll look into it, thanks for pointing out.

    > > It is independant from your previous question about unregistering the
    > > device from within module_init().
    >
    > (yes - hence the different subject line, etc.)
    >


    --
    Sincerely,
    Vitaly
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