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    SubjectRe: [3.4-rc1] attempt to access beyond end of device and livelock
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    On 8 April 2012 16:49, Liu Bo <liubo2009@cn.fujitsu.com> wrote:
    > On 04/06/2012 07:36 PM, Daniel J Blueman wrote:
    >> Hi Josef, Chris,
    >>
    >> When testing BTRFS with RAID 0 metadata on linux-3.4-rc1, we see
    >> discard ranges exceeding the end of the block device [1], potentially
    >> causing dataloss; when this occurs, filesystem writeback becomes
    >> catatonic due to continual resubmission.
    []
    > Thanks for the report, this bug shows we've miscalculated the length of discard extents.
    >
    > I'll send a patch for this soon.

    The patch test out well here on 3.4-rc2. Thanks Bo!

    Daniel
    --
    Daniel J Blueman


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