Messages in this thread | | | Date | Fri, 21 Apr 2006 11:31:56 -0700 | From | Andrew Morton <> | Subject | Re: NFS bug? |
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Trond Myklebust <trond.myklebust@fys.uio.no> wrote: > > > I'd be guessing that filldir64() was passed a negative namlen. > > Why would that trigger a bug in __copy_from_user_ll()? I could see it > triggering errors in copy_to_user(), but not copy_from_*...
Ah. No, I cannot see why getdents wold run copy_from_user().
I wonder why that stack trace didn't come out. Perhaps running `dmesg -n 7' prior to triggerng the crash will help. (It shouldn't, but we might have broken it).
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