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    SubjectRe: list corruption in the last few days. (block ? crypto ?)
    On 2011.08.04 at 21:00 -0400, Dave Jones wrote:
    > Sometime in the last week, something was merged which causes my laptop
    > to lock up occasionally. I can trigger it most of the time just by
    > doing a kernel build. When it gets to the final linking stage, it locks up hard.
    >
    > I finally managed to coax something out of usb console to get the traces below,
    > which seem to implicate something in the block layer ?
    >
    > my root device is an lvm volume on an dmcrypt'd block dev, which might be relevant,
    > as I don't see this happening on other machines with simpler setups.
    >
    > I'm going to try bisecting, but it might take me a few days, because it's
    > such a pain in the ass to reproduce this reliably.
    >
    > Dave
    >
    >
    > [ 5913.233035] ------------[ cut here ]------------
    > [ 5913.233097] WARNING: at lib/list_debug.c:53 __list_del_entry+0x8d/0x98()
    > [ 5913.233101] Hardware name: Adamo 13
    > [ 5913.233105] list_del corruption. prev->next should be ffffea000434fd20, but was ffffea0004199520

    See also: http://lkml.org/lkml/2011/8/3/37

    --
    Markus


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