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[Bug 1557151] Re: ZFS: send fails to transmit some holes [corruption]


** Also affects: linux (Ubuntu Xenial)
   Importance: Undecided
       Status: Incomplete

** Also affects: zfs-linux (Ubuntu Xenial)
   Importance: Undecided
     Assignee: Tim Gardner (timg-tpi)
       Status: In Progress

** Changed in: linux (Ubuntu Xenial)
       Status: Incomplete => Fix Committed

** Changed in: linux (Ubuntu Xenial)
     Assignee: (unassigned) => Tim Gardner (timg-tpi)

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  ZFS: send fails to transmit some holes [corruption]

Status in linux package in Ubuntu:
  Fix Committed
Status in zfs-linux package in Ubuntu:
  In Progress
Status in linux source package in Xenial:
  Fix Committed
Status in zfs-linux source package in Xenial:
  In Progress

Bug description:

  "In certain circumstances, "zfs send -i" (incremental send) can produce
  a stream which will result in incorrect sparse file contents on the

  The problem manifests as regions of the received file that should be
  sparse (and read a zero-filled) actually contain data from a file that
  was deleted (and which happened to share this file's object ID)."

  This bug causes data corruption, and has privacy/security
  implications. I think we need to get this fix into Xenial ASAP.

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