Greg KH <[EMAIL PROTECTED]> wrote:
>
> On Tue, Sep 02, 2003 at 07:59:36PM -0400, John Stoffel wrote:
> > >>>>> "Greg" == Greg KH <[EMAIL PROTECTED]> writes:
> >
> > >> Here's the backtrace, my .config is at the end. It's a PIII Xeon 2 x
> > >> 550mhz, Dell Precision 610 motherboard/system, 768mb of RAM. The only
> > >> USB devices are the controllers and the CompactFlash reader, which
> > >> works great under 2.4.
> >
> > Greg> Does this happen on 2.6.0-test4? (no -mm).
> >
> > Well, I can now use the usb-storage device under 2.6.0-test4 without
> > any problems, but I just did a quick test. So there's something in
> > -mm4 which is messing me and usb in general up. I've made the
> > following changes though, so I should go back and check:
> >
> > - upgrade to module-init-tools-0.9.13
> > - upgrade to hotplug-2003_08_05-1
> > hotplug-base-2003_08_05-1
> >
> > I'll see if I can figure out what changed in the -mm4 patch to cause
> > this problem. Could it be the kobject patch Akpm posted? It looks
> > like the oops I've gotten.
>
> Try adding that patch and see if it helps. It sure can't hurt as it
> fixes a real bug in the -mm tree :)
>
Yes. It's the same oops.
diff -puN lib/kobject.c~kobject-unlimited-name-lengths-use-after-free-fix lib/kobject.c
--- 25/lib/kobject.c~kobject-unlimited-name-lengths-use-after-free-fix Tue Sep 2
14:43:47 2003
+++ 25-akpm/lib/kobject.c Tue Sep 2 14:43:47 2003
@@ -445,13 +445,13 @@ void kobject_cleanup(struct kobject * ko
struct kset * s = kobj->kset;
pr_debug("kobject %s: cleaning up\n",kobject_name(kobj));
+ if (kobj->k_name != kobj->name)
+ kfree(kobj->k_name);
+ kobj->k_name = NULL;
if (t && t->release)
t->release(kobj);
if (s)
kset_put(s);
- if (kobj->k_name != kobj->name)
- kfree(kobj->k_name);
- kobj->k_name = NULL;
}
/**
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