************************* hanginfo *************************
  /exports/testreports/47845/testresults/sanity-benchmark-special10-zfs-centos7_x86_64-centos7_x86_64/oleg132-server-timeout-core (3.10.0-7.9-debug) 
 *** UNINTERRUPTIBLE threads, classified ***

 ================== Waiting in io_schedule ==================
    ... 10 pids. Youngest,oldest: 14916, 23756  Ran ms ago: 8, 164
        sorted by ran_ago, youngest first
      [14916, 14902, 14918, 23755, 14914, 5084, 14903, 19825, 14900,
       23756]

 ==================== Waiting on mutexes ====================
  -- <struct mutex 0xffff8800a92d7a40> kmalloc-1024 
   Owner: pid=3496 cmd=arc_evict
    ... 1 pids. Youngest,oldest: 9400, 9400  Ran ms ago: 0, 0
        sorted by ran_ago, youngest first
      [9400]

 =============== Waiting in schedule_timeout ================
    ... 5 pids. Youngest,oldest: 8458, 8130  Ran ms ago: 0, 154
        sorted by ran_ago, youngest first
      [8458, 8457, 3490, 9451, 8130]

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

PID=3496  CPU=3 CMD=arc_evict
  #0   __schedule+0x2e2
  #1   __cond_resched+0x26
  #2   _cond_resched+0x3a
  #3   mutex_lock+0x25
  #4   aggsum_add+0x44
  #5   arc_space_return+0x96
  #6   abd_update_scatter_stats+0x80
  #7   abd_free_linear_page+0x36
  #8   abd_free+0x15a
  #9   arc_hdr_free_abd+0x12c
  #10  arc_evict_state+0x821
  #11  arc_evict_impl.constprop.39+0x37
  #12  arc_evict_cb+0x28e
  #13  zthr_procedure+0x161
  #14  thread_generic_wrapper+0x71
  #15  kthread+0xe4
  #16  ret_from_fork_nospec_begin+0x7
{9400}

*** System activities other threads are waiting for ***
  --- Doing schedule_timeout ---
{3490, 8130, 8457, 8458, 9451}
  --- Doing io_schedule ---
{14914, 14916, 14918, 23755, 23756, 19825, 14900, 14902, 14903, 5084}



 ** Execution took   0.79s (real)   0.73s (CPU), Child processes:   0.03s