***************** crashinfo --stacksummary ***************** /exports/testreports/38859/testresults/racer-special9-ldiskfs-centos7_x86_64-centos7_x86_64/oleg156-server-timeout-core (3.10.0-7.9-debug) ------- 80 stacks like that: ---------- #0 __schedule #1 schedule #2 ptlrpc_wait_event #3 ptlrpc_main #4 kthread #5 ret_from_fork_nospec_begin youngest=0s(pid=11982), oldest=3638s(pid=6822) ........................ ldlm_cb00_000 1 times ldlm_cb00_001 1 times ldlm_cb00_002 1 times ldlm_cb00_003 1 times ldlm_cn00_000 1 times ldlm_cn00_001 1 times ldlm_cn00_002 1 times ldlm_cn00_003 1 times ldlm_cn00_004 1 times ldlm_cn00_005 1 times ldlm_cn00_006 1 times ll_mgs_0000 1 times ll_mgs_0001 1 times ll_mgs_0002 1 times ll_ost00_000 1 times ll_ost00_001 1 times ll_ost00_002 1 times ll_ost00_003 1 times ll_ost00_004 1 times ll_ost00_005 1 times ll_ost00_006 1 times ll_ost00_007 1 times ll_ost00_008 1 times ll_ost00_009 1 times ll_ost00_010 1 times ll_ost00_011 1 times ll_ost00_012 1 times ll_ost00_013 1 times ll_ost00_014 1 times ll_ost00_015 1 times ll_ost00_016 1 times ll_ost00_017 1 times ll_ost00_018 1 times ll_ost00_019 1 times ll_ost_create00 3 times ll_ost_io00_000 1 times ll_ost_io00_001 1 times ll_ost_io00_002 1 times ll_ost_io00_003 1 times ll_ost_io00_004 1 times ll_ost_io00_005 1 times ll_ost_io00_006 1 times ll_ost_io00_007 1 times ll_ost_io00_008 1 times ll_ost_io00_009 1 times ll_ost_io00_010 1 times ll_ost_out00_00 2 times ll_ost_seq00_00 2 times mdt00_002 1 times mdt00_003 1 times mdt00_004 1 times mdt00_007 1 times mdt00_008 1 times mdt00_009 1 times mdt00_011 1 times mdt00_013 1 times mdt00_014 1 times mdt00_015 1 times mdt00_017 1 times mdt00_018 1 times mdt_fld_0000 1 times mdt_fld_0001 1 times mdt_io00_000 1 times mdt_io00_004 1 times mdt_io00_007 1 times mdt_out00_000 1 times mdt_out00_001 1 times mdt_out00_002 1 times mdt_rdpg00_001 1 times mdt_rdpg00_004 1 times mdt_rdpg00_005 1 times mdt_seqm_0000 1 times mdt_seqm_0001 1 times mdt_seqs_0000 1 times mdt_seqs_0001 1 times mdt_seqs_0002 1 times ------- 32 stacks like that: ---------- #0 __schedule #1 schedule #2 rescuer_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=3634s(pid=8073), oldest=3691s(pid=12) ........................ ata_sff 1 times bioset 6 times crypto 1 times deferwq 1 times ext4-rsv-conver 1 times ipv6_addrconf 1 times kblockd 1 times kdmflush 3 times kintegrityd 1 times kmpath_rdacd 1 times kpsmoused 1 times kthrotld 1 times ldiskfs-misc 3 times lru-add-drain 1 times md 1 times netns 1 times nfsiod 1 times rpciod 1 times scsi_tmf_0 1 times scsi_tmf_1 1 times watchdogd 1 times writeback 1 times xprtiod 1 times ------- 18 stacks like that: ---------- #0 __schedule #1 schedule #2 worker_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=295), oldest=3683s(pid=4) ........................ kworker/0:0H 1 times kworker/0:1 1 times kworker/0:1H 1 times kworker/0:2 1 times kworker/1:0H 1 times kworker/1:1 1 times kworker/1:1H 1 times kworker/1:2 1 times kworker/2:0 1 times kworker/2:0H 1 times kworker/2:1H 1 times kworker/2:2 1 times kworker/3:0H 1 times kworker/3:1 1 times kworker/3:1H 1 times kworker/3:2 1 times kworker/u8:0 1 times kworker/u8:1 1 times ------- 12 stacks like that: ---------- #0 __schedule #1 schedule #2 smpboot_thread_fn #3 kthread #4 ret_from_fork_nospec_begin youngest=2s(pid=14), oldest=3517s(pid=22) ........................ ksoftirqd/0 1 times ksoftirqd/1 1 times ksoftirqd/2 1 times ksoftirqd/3 1 times migration/0 1 times migration/1 1 times migration/2 1 times migration/3 1 times watchdog/0 1 times watchdog/1 1 times watchdog/2 1 times watchdog/3 1 times ------- 8 stacks like that: ---------- #0 __schedule #1 schedule #2 taskq_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=3658s(pid=3463), oldest=3661s(pid=3451) ........................ arc_prune 1 times dbu_evict 1 times spl_delay_taskq 1 times spl_dynamic_tas 1 times spl_kmem_cache 1 times spl_system_task 1 times z_vdev_file 1 times zvol 1 times ------- 8 stacks like that: ---------- #0 __schedule #1 schedule #2 futex_wait_queue_me #3 futex_wait #4 do_futex #5 sys_futex #6 system_call_fastpath youngest=104s(pid=870), oldest=3681s(pid=779) ........................ JS GC Helper 1 times JS Sour~ Thread 1 times gssproxy 5 times rs:main Q:Reg 1 times ------- 8 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 poll_schedule_timeout #5 do_sys_poll #6 sys_poll #7 system_call_fastpath youngest=0s(pid=784), oldest=3680s(pid=834) ........................ NetworkManager 1 times gdbus 2 times gmain 2 times polkitd 3 times ------- 8 stacks like that: ---------- #0 __schedule #1 schedule #2 rcu_nocb_kthread #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=27), oldest=3691s(pid=10) ........................ rcuob/0 1 times rcuob/1 1 times rcuob/2 1 times rcuob/3 1 times rcuos/0 1 times rcuos/1 1 times rcuos/2 1 times rcuos/3 1 times ------- 6 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 ep_poll #5 sys_epoll_wait #6 system_call_fastpath youngest=0s(pid=1), oldest=3602s(pid=597) ........................ dbus-daemon 1 times gssproxy 1 times systemd 1 times systemd-journal 1 times systemd-logind 1 times systemd-udevd 1 times ------- 5 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 wait_woken #4 ptlrpcd #5 kthread #6 ret_from_fork_nospec_begin youngest=0s(pid=2707), oldest=3626s(pid=2704) ........................ ptlrpcd_00_00 1 times ptlrpcd_00_01 1 times ptlrpcd_00_02 1 times ptlrpcd_00_03 1 times ptlrpcd_rcv 1 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 qsd_upd_thread #4 kthread #5 ret_from_fork_nospec_begin youngest=34s(pid=8086), oldest=44s(pid=5702) ........................ lquota_wb_lustr 4 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 wait_transaction_locked #3 add_transaction_credits #4 start_this_handle #5 jbd2__journal_start #6 __ldiskfs_journal_start_sb #7 osd_trans_start #8 mdt_commitrw_write #9 mdt_obd_commitrw #10 tgt_brw_write #11 tgt_request_handle #12 ptlrpc_server_handle_request #13 ptlrpc_main #14 kthread #15 ret_from_fork_nospec_begin youngest=3482s(pid=12118), oldest=3497s(pid=12020) ........................ mdt_io00_002 1 times mdt_io00_003 1 times mdt_io00_005 1 times mdt_io00_006 1 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 wait_transaction_locked #3 add_transaction_credits #4 start_this_handle #5 jbd2__journal_start #6 __ldiskfs_journal_start_sb #7 osd_trans_start #8 mdt_empty_transno #9 mdt_close #10 tgt_request_handle #11 ptlrpc_server_handle_request #12 ptlrpc_main #13 kthread #14 ret_from_fork_nospec_begin youngest=3303s(pid=10283), oldest=3516s(pid=11989) ........................ mdt_rdpg00_000 1 times mdt_rdpg00_002 1 times mdt_rdpg00_003 1 times mdt_rdpg00_006 1 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 ldlm_bl_thread_main #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=6827), oldest=2s(pid=5664) ........................ ldlm_bl_01 1 times ldlm_bl_02 1 times ldlm_bl_03 1 times ldlm_bl_04 1 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ksocknal_connd #4 kthread #5 ret_from_fork_nospec_begin youngest=3631s(pid=2695), oldest=3665s(pid=2696) ........................ socknal_cd00 1 times socknal_cd01 1 times socknal_cd02 1 times socknal_cd03 1 times ------- 3 stacks like that: ---------- #0 __schedule #1 schedule #2 ksocknal_scheduler #3 kthread #4 ret_from_fork_nospec_begin youngest=3s(pid=2698), oldest=9s(pid=2700) ........................ socknal_sd00_00 1 times socknal_sd00_01 1 times socknal_sd00_02 1 times ------- 3 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 n_tty_read #4 tty_read #5 vfs_read #6 sys_read #7 system_call_fastpath youngest=3679s(pid=808), oldest=3679s(pid=807) ........................ agetty 3 times ------- 3 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 poll_schedule_timeout #5 do_select #6 core_sys_select #7 sys_select #8 system_call_fastpath youngest=80s(pid=854), oldest=3678s(pid=827) ........................ dhclient 1 times rsyslogd 1 times sshd 1 times ------- 3 stacks like that: ---------- #0 __schedule #1 schedule #2 kjournald2 #3 kthread #4 ret_from_fork_nospec_begin youngest=3478s(pid=8072), oldest=3684s(pid=473) ........................ jbd2/dm-1-8 1 times jbd2/dm-2-8 1 times jbd2/nbd0-8 1 times ------- 3 stacks like that: ---------- #-1 native_safe_halt #0 default_idle #1 default_enter_idle #2 cpuidle_enter_state #3 cpuidle_idle_call #4 arch_cpu_idle #5 cpu_startup_entry #6 start_secondary #7 start_cpu youngest=3691s(pid=0), oldest=3691s(pid=0) ........................ swapper/1 1 times swapper/2 1 times swapper/3 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 wait_transaction_locked #3 add_transaction_credits #4 start_this_handle #5 jbd2__journal_start #6 __ldiskfs_journal_start_sb #7 osd_trans_start #8 osp_statfs_update #9 osp_precreate_thread #10 kthread #11 ret_from_fork_nospec_begin youngest=3514s(pid=7710), oldest=3516s(pid=9018) ........................ osp-pre-0-0 1 times osp-pre-1-0 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 wait_transaction_locked #3 add_transaction_credits #4 start_this_handle #5 jbd2__journal_start #6 __ldiskfs_journal_start_sb #7 osd_trans_start #8 llog_cancel_arr_rec #9 llog_cat_cancel_arr_rec #10 osp_sync_process_committed #11 osp_sync_process_queues #12 llog_process_thread #13 llog_process_or_fork #14 llog_cat_process_cb #15 llog_process_thread #16 llog_process_or_fork #17 llog_cat_process_or_fork #18 llog_cat_process #19 osp_sync_thread #20 kthread #21 ret_from_fork_nospec_begin youngest=3515s(pid=9017), oldest=3516s(pid=7709) ........................ osp-syn-0-0 1 times osp-syn-1-0 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 ofd_inconsistency_verification_main #3 kthread #4 ret_from_fork_nospec_begin youngest=3633s(pid=8081), oldest=3638s(pid=6830) ........................ inconsistency_v 2 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 mgs_ir_notify #3 kthread #4 ret_from_fork_nospec_begin youngest=3633s(pid=5690), oldest=3643s(pid=5668) ........................ mgs_lustre_noti 1 times mgs_params_noti 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 ptlrpc_hr_main #3 kthread #4 ret_from_fork_nospec_begin youngest=3517s(pid=2692), oldest=3517s(pid=2691) ........................ ptlrpc_hr00_000 1 times ptlrpc_hr00_001 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 scsi_error_handler #3 kthread #4 ret_from_fork_nospec_begin youngest=3687s(pid=290), oldest=3687s(pid=282) ........................ scsi_eh_0 1 times scsi_eh_1 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 rcu_gp_kthread #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=9), oldest=3691s(pid=8) ........................ rcu_bh 1 times rcu_sched 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 rwsem_down_write_failed #3 call_rwsem_down_write_failed #4 down_write #5 osd_write_lock #6 lod_write_lock #7 mdd_write_lock #8 mdd_xattr_set #9 mdt_reint_setxattr #10 mdt_reint_rec #11 mdt_reint_internal #12 mdt_reint #13 tgt_request_handle #14 ptlrpc_server_handle_request #15 ptlrpc_main #16 kthread #17 ret_from_fork_nospec_begin youngest=3517s(pid=11983), oldest=3517s(pid=11983) ........................ mdt00_016 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 jbd2_log_wait_commit #3 jbd2_journal_stop #4 __ldiskfs_journal_stop #5 osd_trans_stop #6 top_trans_stop #7 lod_trans_stop #8 mdd_trans_stop #9 mdd_attr_set #10 mdt_reint_setattr #11 mdt_reint_rec #12 mdt_reint_internal #13 mdt_reint #14 tgt_request_handle #15 ptlrpc_server_handle_request #16 ptlrpc_main #17 kthread #18 ret_from_fork_nospec_begin youngest=3516s(pid=11979), oldest=3516s(pid=11979) ........................ mdt00_012 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 wait_transaction_locked #3 add_transaction_credits #4 start_this_handle #5 jbd2__journal_start #6 __ldiskfs_journal_start_sb #7 osd_trans_start #8 mdt_empty_transno #9 mdt_mfd_open #10 mdt_finish_open #11 mdt_reint_open #12 mdt_reint_rec #13 mdt_reint_internal #14 mdt_intent_open #15 mdt_intent_opc #16 mdt_intent_policy #17 ldlm_lock_enqueue #18 ldlm_handle_enqueue #19 tgt_enqueue #20 tgt_request_handle #21 ptlrpc_server_handle_request #22 ptlrpc_main #23 kthread #24 ret_from_fork_nospec_begin youngest=3517s(pid=11977), oldest=3517s(pid=11977) ........................ mdt00_010 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ldlm_completion_ast #3 ldlm_cli_enqueue_local #4 mdt_object_lock_internal #5 mdt_object_lock_try #6 mdt_getattr_name_lock #7 mdt_intent_getattr #8 mdt_intent_opc #9 mdt_intent_policy #10 ldlm_lock_enqueue #11 ldlm_handle_enqueue #12 tgt_enqueue #13 tgt_request_handle #14 ptlrpc_server_handle_request #15 ptlrpc_main #16 kthread #17 ret_from_fork_nospec_begin youngest=3216s(pid=11973), oldest=3216s(pid=11973) ........................ mdt00_006 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 wait_transaction_locked #3 add_transaction_credits #4 start_this_handle #5 jbd2__journal_restart #6 jbd2_journal_restart #7 osd_extend_restart_trans #8 osd_fallocate #9 mdt_fallocate_hdl #10 tgt_request_handle #11 ptlrpc_server_handle_request #12 ptlrpc_main #13 kthread #14 ret_from_fork_nospec_begin youngest=3516s(pid=11972), oldest=3516s(pid=11972) ........................ mdt00_005 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 distribute_txn_commit_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=3520s(pid=5704), oldest=3520s(pid=5704) ........................ dist_txn-0 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 mdt_restriper_main #3 kthread #4 ret_from_fork_nospec_begin youngest=3644s(pid=5698), oldest=3644s(pid=5698) ........................ mdt_restriper_0 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 qmt_reba_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=3644s(pid=5697), oldest=3644s(pid=5697) ........................ qmt_reba_lustre 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 rwsem_down_read_failed #3 call_rwsem_down_read_failed #4 down_read #5 mdt_obd_preprw #6 tgt_brw_write #7 tgt_request_handle #8 ptlrpc_server_handle_request #9 ptlrpc_main #10 kthread #11 ret_from_fork_nospec_begin youngest=3488s(pid=5688), oldest=3488s(pid=5688) ........................ mdt_io00_001 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ldlm_completion_ast #3 ldlm_cli_enqueue_local #4 mdt_object_lock_internal #5 mdt_object_lock #6 mdt_object_find_lock #7 mdt_reint_setxattr #8 mdt_reint_rec #9 mdt_reint_internal #10 mdt_reint #11 tgt_request_handle #12 ptlrpc_server_handle_request #13 ptlrpc_main #14 kthread #15 ret_from_fork_nospec_begin youngest=3217s(pid=5675), oldest=3217s(pid=5675) ........................ mdt00_001 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 wait_transaction_locked #3 add_transaction_credits #4 start_this_handle #5 jbd2__journal_start #6 __ldiskfs_journal_start_sb #7 osd_trans_start #8 top_trans_start #9 lod_trans_start #10 mdd_trans_start #11 mdd_xattr_del #12 mdt_reint_setxattr #13 mdt_reint_rec #14 mdt_reint_internal #15 mdt_reint #16 tgt_request_handle #17 ptlrpc_server_handle_request #18 ptlrpc_main #19 kthread #20 ret_from_fork_nospec_begin youngest=3517s(pid=5674), oldest=3517s(pid=5674) ........................ mdt00_000 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 mgc_requeue_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=3603s(pid=5673), oldest=3603s(pid=5673) ........................ ll_cfg_requeue 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ping_evictor_main #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=5672), oldest=0s(pid=5672) ........................ ll_evictor 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 expired_lock_main #3 kthread #4 ret_from_fork_nospec_begin youngest=3645s(pid=5666), oldest=3645s(pid=5666) ........................ ldlm_elt 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 jbd2_journal_commit_transaction #3 kjournald2 #4 kthread #5 ret_from_fork_nospec_begin youngest=3516s(pid=5657), oldest=3516s(pid=5657) ........................ jbd2/dm-0-8 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 __cv_timedwait_common #4 __cv_timedwait_sig #5 l2arc_feed_thread #6 thread_generic_wrapper #7 kthread #8 ret_from_fork_nospec_begin youngest=0s(pid=3464), oldest=0s(pid=3464) ........................ l2arc_feed 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 __cv_timedwait_hires #5 cv_timedwait_sig_hires #6 dbuf_evict_thread #7 thread_generic_wrapper #8 kthread #9 ret_from_fork_nospec_begin youngest=0s(pid=3462), oldest=0s(pid=3462) ........................ dbuf_evict 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 __cv_timedwait_hires #5 cv_timedwait_sig_hires #6 zthr_procedure #7 thread_generic_wrapper #8 kthread #9 ret_from_fork_nospec_begin youngest=0s(pid=3460), oldest=0s(pid=3460) ........................ zthr_procedure 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 cv_wait_common #3 __cv_wait_sig #4 zthr_procedure #5 thread_generic_wrapper #6 kthread #7 ret_from_fork_nospec_begin youngest=3659s(pid=3459), oldest=3659s(pid=3459) ........................ zthr_procedure 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 lnet_peer_discovery #4 kthread #5 ret_from_fork_nospec_begin youngest=0s(pid=2703), oldest=0s(pid=2703) ........................ lnet_discovery 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 wait_for_completion_interruptible_timeout #4 lnet_monitor_thread #5 kthread #6 ret_from_fork_nospec_begin youngest=0s(pid=2702), oldest=0s(pid=2702) ........................ monitor_thread 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 lnet_acceptor #3 kthread #4 ret_from_fork_nospec_begin youngest=3630s(pid=2701), oldest=3630s(pid=2701) ........................ acceptor_001 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ksocknal_reaper #4 kthread #5 ret_from_fork_nospec_begin youngest=0s(pid=2697), oldest=0s(pid=2697) ........................ socknal_reaper 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 poll_schedule_timeout #5 do_sys_poll #6 sys_ppoll #7 system_call_fastpath youngest=0s(pid=869), oldest=0s(pid=869) ........................ in:imjournal 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 nbd_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=2790s(pid=449), oldest=2790s(pid=449) ........................ nbd0 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 sk_wait_data #4 tcp_recvmsg #5 inet_recvmsg #6 sock_recvmsg #7 kernel_recvmsg #8 sock_xmit #9 __nbd_ioctl #10 nbd_ioctl #11 blkdev_ioctl #12 block_ioctl #13 do_vfs_ioctl #14 sys_ioctl #15 system_call_fastpath youngest=2790s(pid=447), oldest=2790s(pid=447) ........................ nbd-client 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 khugepaged #4 kthread #5 ret_from_fork_nospec_begin youngest=0s(pid=55), oldest=0s(pid=55) ........................ khugepaged 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ksm_scan_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=3688s(pid=54), oldest=3688s(pid=54) ........................ ksmd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kswapd #3 kthread #4 ret_from_fork_nospec_begin youngest=3688s(pid=53), oldest=3688s(pid=53) ........................ kswapd0 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 schedule_timeout_interruptible #4 watchdog #5 kthread #6 ret_from_fork_nospec_begin youngest=90s(pid=37), oldest=90s(pid=37) ........................ khungtaskd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 devtmpfsd #3 kthread #4 ret_from_fork_nospec_begin youngest=3635s(pid=35), oldest=3635s(pid=35) ........................ kdevtmpfs 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kthreadd #3 ret_from_fork_nospec_begin youngest=3217s(pid=2), oldest=3217s(pid=2) ........................ kthreadd 1 times ------- 1 stacks like that: ---------- #-1 native_safe_halt #0 default_idle #1 default_enter_idle #2 cpuidle_enter_state #3 cpuidle_idle_call #4 arch_cpu_idle #5 cpu_startup_entry #6 rest_init #7 start_kernel #8 x86_64_start_reservations #9 x86_64_start_kernel #10 start_cpu youngest=3691s(pid=0), oldest=3691s(pid=0) ........................ swapper/0 1 times ** Execution took 1.25s (real) 0.28s (CPU), Child processes: 1.00s