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    SubjectRe: INFO: task mount:11202 blocked for more than 120 seconds
    On Wednesday 12 March 2008 19:03:51 Samuel Tardieu wrote:
    > David> Oh, dm-crypt. Well, I'd definitely start looking there. XFS has
    > David> a history of exposing dm-crypt bugs, and these hangs appear to
    > David> be I/O congestion/scheduling related and not XFS. Also, we
    > David> haven't changed anything related to plug/unplug of block
    > David> devices in XFS recently, so that also points to some other
    > David> change as well...
    me too...
    (BTW: I'm still bisecting it... can somebody please confirm that 2.6.24-git17
    was the _last_ "good" one?)

    by pressing "SYSRQ-S (Emerg. Sync)" over and over again can unlock
    some but not all "D" tasks...


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