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    SubjectRe: [bug, netconsole, SLUB] BUG skbuff_head_cache: Poison overwritten
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    From: "Vegard Nossum" <vegard.nossum@gmail.com>
    Date: Fri, 18 Jul 2008 01:15:47 +0200

    > On Thu, Jul 17, 2008 at 11:42 PM, Ingo Molnar <mingo@elte.hu> wrote:
    > >
    > > A regression to v2.6.26:
    > >
    > > I started getting this skb-head corruption message today, on a T60
    > > laptop with e1000:
    > >
    > > PM: Removing info for No Bus:vcs11
    > > device: 'vcs11': device_create_release
    > > =============================================================================
    > > BUG skbuff_head_cache: Poison overwritten
    > > -----------------------------------------------------------------------------
    > >
    > > INFO: 0xf658ae9c-0xf658ae9c. First byte 0x6a instead of 0x6b
    >
    > 1. Notice the range. It's just a single byte.
    > 2. Notice the value. It's just a ++.

    It's supposed to be 0x6b, this would be a "--"

    Also it (more likely IMHO) could be clearing a flag with the value 0x01.



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