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SubjectRe: show_uevent() and general protection fault
On Fri, Aug 17, 2012 at 10:44:37AM +0800, Ming Lei wrote:
> On Fri, Aug 17, 2012 at 10:29 AM, Fengguang Wu <fengguang.wu@intel.com> wrote:
>
> >
> > Something obviously wrong here:
> >
> > env->buflen == 12
> > env->envp_idx == 1627389952
> > env->env[0] == NULL
> >
> > I'm not sure where it comes from, but if it's possible for random
>
> Maybe you can print out the device name by dev_err in show_uevent
> under the situation.

Here it is:

[ 68.721580] pci_link PNP0C0F:03: uevent 13 env[1627389952]: PNP0C0F:03/.../PNP0C0F:03

dev_err(dev, "uevent %d env[%d]: %s/.../%s\n", env->buflen, env->envp_idx, top_kobj->name, dev->kobj.name);

Thanks,
Fengguang


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