System reports soft lockup at swapin_readahead code path

Solution Verified - Updated -

Issue

System randomly hangs up with softlockup warnings on the swapin_readahead code path, at one of the following instruction pointers: _spin_lock; __swap_duplicate; find_get_page; radix_tree_lookup_slot.

Environment

  • Red Hat Enterprise Linux 6;
  • Swap area deployed on SSD device.

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