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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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