On Tue, Aug 27, 2019 at 07:01:41PM +, Saeed Mahameed wrote:
> On Mon, 2019-08-26 at 17:47 +0800, Dongxu Liu wrote:
>
> > Maybe "if (!dev->ethtool_ops)" is more accurate for this bug.
> >
>
> Also i am not sure about this, could be a bug in the device driver your
> enslaving.
>
>
On Mon, 2019-08-26 at 17:47 +0800, Dongxu Liu wrote:
> > On 8/26/19 9:23 AM, Dongxu Liu wrote:
> > The __ethtool_get_link_ksettings symbol will be exported,
> > and external users may use an illegal address.
> > We should check the parameters before using them,
> > otherwise the system will crash.
> On 8/26/19 9:23 AM, Dongxu Liu wrote:
> The __ethtool_get_link_ksettings symbol will be exported,
> and external users may use an illegal address.
> We should check the parameters before using them,
> otherwise the system will crash.
>
> [ 8980.991134] BUG: unable to handle kernel NULL pointer
On 8/26/19 9:23 AM, Dongxu Liu wrote:
> The __ethtool_get_link_ksettings symbol will be exported,
> and external users may use an illegal address.
> We should check the parameters before using them,
> otherwise the system will crash.
>
> [ 8980.991134] BUG: unable to handle kernel NULL pointer
The __ethtool_get_link_ksettings symbol will be exported,
and external users may use an illegal address.
We should check the parameters before using them,
otherwise the system will crash.
[ 8980.991134] BUG: unable to handle kernel NULL pointer dereference at
(null)
[ 8980.993049] IP:
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