Re: 2.5.45 odd deref in serial_in

[Zwane Mwaikambo]

On Wed, 6 Nov 2002, Philippe Elie wrote:

>  > [<c023d9d8>] serial8250_console_write+0x68/0x1f0
>  > [<c0121459>] __call_console_drivers+0x49/0x50
>  > [<c0121541>] call_console_drivers+0x71/0x100
>  > [<c012196d>] release_console_sem+0xbd/0x170
>  > [<c01217cc>] printk+0x18c/0x220
>  > [<c01170d5>] nmi_add_task+0xc5/0xe0
>  > [<c01177e0>] nmi_watchdog_tick+0x0/0x120
> 
> the oops occur during a NMI so I wonder how a NMI
> can occur and clobber ebx

Actually it didn't occur during the NMI, it just appears to be that way 
(ie don't consider the nmi_watchdog_tick ;) nmi_add_task is a registration 
function and is called from normal kernel context.

	Zwane
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