************************* hanginfo *************************
  /exports/testreports/47845/testresults/sanityn-special4-ldiskfs-centos7_x86_64-centos7_x86_64/oleg110-server-timeout-core (3.10.0-7.9-debug) 
 *** UNINTERRUPTIBLE threads, classified ***

 ================== Waiting in io_schedule ==================
    ... 1 pids. Youngest,oldest: 8954, 8954  Ran ms ago: 6, 6
        sorted by ran_ago, youngest first
      [8954]


 ********  Non-classified UN Threads ********** 1 in total

------- 1 stacks like that: ----------
  #0   __schedule
  #1   schedule
  #2   jbd2_log_wait_commit
  #3   jbd2_complete_transaction
  #4   ldiskfs_sync_file
  #5   vfs_fsync_range
  #6   osd_object_sync
  #7   tgt_sync
  #8   ofd_sync_hdl
  #9   tgt_request_handle
  #10  ptlrpc_server_handle_request
  #11  ptlrpc_main
  #12  kthread
  #13  ret_from_fork_nospec_begin

   ........................
     ll_ost00_001                   1 times

   ... PIDs ... 
       7690 

*** System activities other threads are waiting for ***
  --- Doing io_schedule ---
{8954}



 ** Execution took   0.36s (real)   0.37s (CPU)