************************* hanginfo *************************
  /exports/testreports/51242/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg210-client-timeout-core (3.10.0-7.9-debug) 
 *** UNINTERRUPTIBLE threads, classified ***

 ==================== Waiting on mutexes ====================
  -- <struct mutex 0xffff88007e95f988> lustre_inode_cache 
   Owner: pid=13128 cmd=mrename
    ... 1 pids. Youngest,oldest: 13128, 13128  Ran ms ago: 1333571, 1333571
        sorted by ran_ago, youngest first
      [13128]
  -- <struct mutex 0xffff88012b0d8c78> kmalloc-2048 
   Owner: pid=13128 cmd=mrename
    ... 10 pids. Youngest,oldest: 13895, 13144  Ran ms ago: 1329539, 1336972
        sorted by ran_ago, youngest first
      [13895, 13600, 13581, 13082, 13341, 13276, 13402, 13278, 13182,
       13144]
  -- <struct mutex 0xffff88012e729988> lustre_inode_cache 
   Owner: pid=13128 cmd=mrename
    ... 11 pids. Youngest,oldest: 16940, 13431  Ran ms ago: 1304495, 1334533
        printing 10 out of 11
        sorted by ran_ago, youngest first
      [16940, 14550, 13713, 13577, 13377, <1 skipped>, 13365, 13457,
       13453, 13444, 13431]

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

PID=13128  CPU=1 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
{13377, 13444, 13895, 13128, 13577, 13581, 13453, 13457, 13713, 14550, 13144, 13402, 13082, 13276, 13341, 13278, 13466, 13600, 16940, 13365, 13431, 13182}


+++WARNING+++ Possible hang

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

 ** Execution took   1.38s (real)   1.03s (CPU), Child processes:   0.35s