************************* hanginfo *************************
  /exports/testreports/42551/testresults/sanity-lfsck-zfs-centos7_x86_64-centos7_x86_64/oleg120-client-timeout-core (3.10.0-7.9-debug) 
 *** UNINTERRUPTIBLE threads, classified ***

 ================== Waiting in io_schedule ==================
    ... 2 pids. Youngest,oldest: 17848, 17849  Ran ms ago: 1768680, 1768682
        sorted by ran_ago, youngest first
      [17848, 17849]

 =============== Waiting in schedule_timeout ================
    ... 2 pids. Youngest,oldest: 19160, 19159  Ran ms ago: 1768453, 1768459
        sorted by ran_ago, youngest first
      [19160, 19159]

*** System activities other threads are waiting for ***
  --- Doing io_schedule ---
{17848, 17849}
  --- Doing schedule_timeout ---
{19160, 19159}


+++WARNING+++ Possible hang

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

 ** Execution took   0.34s (real)   0.34s (CPU)