************************* hanginfo *************************
  /exports/testreports/48180/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg212-client-timeout-core (3.10.0-7.9-debug) 
 *** UNINTERRUPTIBLE threads, classified ***

 ==================== Waiting on mutexes ====================
  -- <struct mutex 0xffff88007d43aac0> lustre_inode_cache 
   Owner: pid=22486 cmd=mrename
    ... 1 pids. Youngest,oldest: 22486, 22486  Ran ms ago: 1067368, 1067368
        sorted by ran_ago, youngest first
      [22486]
  -- <struct mutex 0xffff8800aa91c478> kmalloc-2048 
   Owner: pid=22486 cmd=mrename
    ... 7 pids. Youngest,oldest: 22938, 22477  Ran ms ago: 1066594, 1068171
        sorted by ran_ago, youngest first
      [22938, 22966, 22778, 22676, 22606, 22576, 22477]
  -- <struct mutex 0xffff8800b022a280> lustre_inode_cache 
   Owner: pid=22486 cmd=mrename
    ... 16 pids. Youngest,oldest: 27291, 22700  Ran ms ago: 1049375, 1067963
        printing 10 out of 16
        sorted by ran_ago, youngest first
      [27291, 25733, 24354, 23272, 22637, <6 skipped>, 22806, 22709,
       22673, 22696, 22700]

*** Threads that own resources the other threads are waiting on ***

PID=22486  CPU=3 CMD=mrename
  #0   __schedule+0x2e2
  #1   schedule_preempt_disabled+0x39
  #2   __mutex_lock_slowpath+0x13a
  #3   mutex_lock+0x2d
  #4   vfs_rename+0x41d
  #5   SYSC_renameat2+0x4d3
  #6   sys_renameat2+0xe
  #7   sys_rename+0x1e
  #8   system_call_fastpath+0x1f, 477 bytes of data
{22852, 25733, 22477, 22606, 22735, 22673, 22676, 22486, 22806, 22938, 27291, 22812, 24354, 22691, 22696, 23272, 22700, 22637, 22576, 22705, 22709, 22966, 22778, 22718}


+++WARNING+++ Possible hang

******************************************************************************
************************ A Summary Of Problems Found *************************
******************************************************************************
-------------------- A list of all +++WARNING+++ messages --------------------
    Possible hang
------------------------------------------------------------------------------

 ** Execution took   1.47s (real)   1.08s (CPU), Child processes:   0.39s