***************** crashinfo --stacksummary ***************** /exports/testreports/59629/testresults/replay-single1-zfs-rocky8.10_x86_64-rocky8.10_x86_64/oleg402-server-timeout-core (4.18.0rh8.10-debug) ------- 100 stacks like that: ---------- #0 __schedule #1 schedule #2 taskq_thread #3 kthread #4 ret_from_fork youngest=0s(pid=45354), oldest=1873s(pid=2383) ........................ arc_prune 1 times dbu_evict 1 times dp_sync_taskq 2 times dp_zil_clean_ta 12 times spl_delay_taskq 1 times spl_dynamic_tas 1 times spl_kmem_cache 1 times spl_system_task 1 times tx_commit_cb 3 times z_cl_int 3 times z_cl_iss 3 times z_flush_int 3 times z_flush_iss 3 times z_fr_int 3 times z_fr_iss 3 times z_metaslab 6 times z_null_int 3 times z_null_iss 3 times z_prefetch 3 times z_rd_int 6 times z_rd_iss 3 times z_trim_int 3 times z_trim_iss 3 times z_unlinked_drai 3 times z_upgrade 3 times z_vdev_file 1 times z_wr_int 9 times z_wr_iss 6 times z_zrele 3 times z_zvol 3 times zvol_tq-0 1 times ------- 59 stacks like that: ---------- #0 __schedule #1 schedule #2 ptlrpc_wait_event #3 ptlrpc_main #4 kthread #5 ret_from_fork youngest=0s(pid=45306), oldest=1769s(pid=6528) ........................ ldlm_cb00_000 1 times ldlm_cb00_001 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 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_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_out00_00 2 times ll_ost_seq00_00 3 times mdt00_000 1 times mdt00_001 1 times mdt00_002 1 times mdt00_003 1 times mdt_fld_0000 1 times mdt_fld_0001 1 times mdt_io00_000 1 times mdt_io00_001 1 times mdt_io00_002 1 times mdt_out00_000 1 times mdt_out00_001 1 times mdt_rdpg00_000 1 times mdt_rdpg00_001 1 times mdt_seqm_0000 1 times mdt_seqm_0001 1 times mdt_seqs_0000 1 times mdt_seqs_0001 1 times ------- 35 stacks like that: ---------- #0 __schedule #1 schedule #2 worker_thread #3 kthread #4 ret_from_fork youngest=0s(pid=18415), oldest=1937s(pid=644) ........................ kworker/0:0 1 times kworker/0:1 1 times kworker/0:1H 1 times kworker/0:2 1 times kworker/0:2H 1 times kworker/0:3 1 times kworker/0:4 1 times kworker/0:5 1 times kworker/0:6 1 times kworker/0:7 1 times kworker/1:0 1 times kworker/1:0H 1 times kworker/1:1 1 times kworker/1:2 1 times kworker/1:2H 1 times kworker/1:3 1 times kworker/1:4 1 times kworker/1:5 1 times kworker/2:0 1 times kworker/2:0H 1 times kworker/2:1 1 times kworker/2:2 1 times kworker/2:2H 1 times kworker/2:5 1 times kworker/3:0 1 times kworker/3:0H 1 times kworker/3:1 1 times kworker/3:2 1 times kworker/3:2H 1 times kworker/3:5 1 times kworker/u8:0 1 times kworker/u8:1 1 times kworker/u8:2 1 times kworker/u8:4 1 times kworker/u9:1 1 times ------- 27 stacks like that: ---------- #0 __schedule #1 schedule #2 rescuer_thread #3 kthread #4 ret_from_fork youngest=1937s(pid=661), oldest=1962s(pid=3) ........................ acpi_thermal_pm 1 times ata_sff 1 times blkcg_punt_bio 1 times crypto 1 times edac-poller 1 times ext4-rsv-conver 1 times ipv6_addrconf 1 times kblockd 1 times kintegrityd 1 times knbd0-recv 1 times kstrp 1 times kthrotld 1 times md 1 times md_bitmap 1 times mm_percpu_wq 1 times netns 1 times nfsiod 1 times rcu_gp 1 times rcu_par_gp 1 times rpciod 1 times scsi_tmf_0 1 times scsi_tmf_1 1 times slub_flushwq 1 times tpm_dev_wq 1 times writeback 1 times xprtiod 1 times zswap-shrink 1 times ------- 16 stacks like that: ---------- #0 __schedule #1 schedule #2 smpboot_thread_fn #3 kthread #4 ret_from_fork youngest=0s(pid=26), oldest=1923s(pid=17) ........................ cpuhp/0 1 times cpuhp/1 1 times cpuhp/2 1 times cpuhp/3 1 times 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 ------- 15 stacks like that: ---------- #0 __schedule #1 schedule #2 cv_wait_common #3 __cv_wait_idle #4 zthr_procedure #5 thread_generic_wrapper #6 kthread #7 ret_from_fork youngest=13s(pid=44730), oldest=1775s(pid=7277) ........................ raidz_expand 3 times z_checkpoint_di 3 times z_indirect_cond 3 times z_livelist_cond 3 times z_livelist_dest 3 times ------- 14 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 poll_schedule_timeout.constprop.11 #5 do_sys_poll #6 __x64_sys_poll #7 do_syscall_64 #8 entry_SYSCALL_64_after_hwframe youngest=0s(pid=1353), oldest=1910s(pid=1014) ........................ NetworkManager 1 times gdbus 2 times gmain 3 times irqbalance 1 times polkitd 2 times rngd 1 times rpcbind 1 times sshd 1 times tuned 2 times ------- 10 stacks like that: ---------- #0 __schedule #1 schedule #2 futex_wait_queue_me #3 futex_wait #4 do_futex #5 __x64_sys_futex #6 do_syscall_64 #7 entry_SYSCALL_64_after_hwframe youngest=0s(pid=1110), oldest=1908s(pid=1039) ........................ JS Helper 4 times gssproxy 5 times rs:main Q:Reg 1 times ------- 7 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 poll_schedule_timeout.constprop.11 #5 do_select #6 core_sys_select #7 kern_select #8 __x64_sys_select #9 do_syscall_64 #10 entry_SYSCALL_64_after_hwframe youngest=0s(pid=1352), oldest=1903s(pid=1057) ........................ agetty 3 times dhclient 1 times sshd 1 times tuned 2 times ------- 5 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 wait_woken #4 ptlrpcd #5 kthread #6 ret_from_fork youngest=0s(pid=3284), oldest=5s(pid=3281) ........................ ptlrpcd_00_00 1 times ptlrpcd_00_01 1 times ptlrpcd_00_02 1 times ptlrpcd_00_03 1 times ptlrpcd_rcv 1 times ------- 5 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 ep_poll #5 do_epoll_wait #6 __x64_sys_epoll_wait #7 do_syscall_64 #8 entry_SYSCALL_64_after_hwframe youngest=0s(pid=1012), oldest=1908s(pid=1035) ........................ dbus-daemon 1 times gssproxy 1 times systemd 2 times systemd-logind 1 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 qsd_upd_thread #4 kthread #5 ret_from_fork youngest=10s(pid=44883), oldest=52s(pid=7408) ........................ lquota_wb_lustr 4 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ksocknal_connd #4 kthread #5 ret_from_fork youngest=1764s(pid=3272), oldest=1800s(pid=3270) ........................ 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 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 cv_timedwait_hires_common #5 cv_timedwait_idle_hires #6 mmp_thread #7 thread_generic_wrapper #8 kthread #9 ret_from_fork youngest=0s(pid=7276), oldest=0s(pid=44725) ........................ mmp 3 times ------- 3 stacks like that: ---------- #0 __schedule #1 schedule #2 cv_wait_common #3 __cv_wait_idle #4 txg_quiesce_thread #5 thread_generic_wrapper #6 kthread #7 ret_from_fork youngest=0s(pid=7274), oldest=1s(pid=44723) ........................ txg_quiesce 3 times ------- 3 stacks like that: ---------- #0 __schedule #1 schedule #2 ldlm_bl_thread_main #3 kthread #4 ret_from_fork youngest=0s(pid=5738), oldest=1s(pid=5737) ........................ ldlm_bl_01 1 times ldlm_bl_02 1 times ldlm_bl_03 1 times ------- 3 stacks like that: ---------- #0 __schedule #1 schedule #2 ksocknal_scheduler #3 kthread #4 ret_from_fork youngest=0s(pid=3277), oldest=0s(pid=3276) ........................ socknal_sd00_00 1 times socknal_sd00_01 1 times socknal_sd00_02 1 times ------- 3 stacks like that: ---------- #0 __schedule #1 schedule_idle #2 do_idle #3 cpu_startup_entry #4 start_secondary #5 secondary_startup_64_no_verify youngest=1962s(pid=0), oldest=1962s(pid=0) ........................ swapper/1 1 times swapper/2 1 times swapper/3 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 osp_precreate_thread #3 kthread #4 ret_from_fork youngest=1s(pid=44872), oldest=1s(pid=44874) ........................ osp-pre-0-0 1 times osp-pre-1-0 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 osp_sync_process_queues #3 llog_process_thread #4 llog_process_or_fork #5 llog_cat_process_cb #6 llog_process_thread #7 llog_process_or_fork #8 llog_cat_process_or_fork #9 llog_cat_process #10 osp_sync_thread #11 kthread #12 ret_from_fork youngest=10s(pid=44873), oldest=10s(pid=44871) ........................ osp-syn-0-0 1 times osp-syn-1-0 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 mgs_ir_notify #3 kthread #4 ret_from_fork youngest=10s(pid=44864), oldest=11s(pid=44842) ........................ mgs_lustre_noti 1 times mgs_params_noti 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 ofd_id_repair_thread_main #3 kthread #4 ret_from_fork youngest=1580s(pid=13230), oldest=1773s(pid=7403) ........................ ofd_id_repair 2 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 ofd_inconsistency_verification_main #3 kthread #4 ret_from_fork youngest=1580s(pid=13229), oldest=1773s(pid=7402) ........................ inconsistency_v 2 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 io_schedule_timeout #4 __cv_timedwait_common #5 __cv_timedwait_io #6 zio_wait #7 dsl_pool_sync #8 spa_sync_iterate_to_convergence #9 spa_sync #10 txg_sync_thread #11 thread_generic_wrapper #12 kthread #13 ret_from_fork youngest=0s(pid=7275), oldest=0s(pid=13107) ........................ txg_sync 2 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 ptlrpc_hr_main #3 kthread #4 ret_from_fork youngest=1s(pid=3268), oldest=30s(pid=3269) ........................ ptlrpc_hr00_000 1 times ptlrpc_hr00_001 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 cv_timedwait_hires_common #5 cv_timedwait_idle_hires #6 zthr_procedure #7 thread_generic_wrapper #8 kthread #9 ret_from_fork youngest=0s(pid=2389), oldest=0s(pid=2390) ........................ arc_evict 1 times arc_reap 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 scsi_error_handler #3 kthread #4 ret_from_fork youngest=1947s(pid=458), oldest=1947s(pid=451) ........................ scsi_eh_0 1 times scsi_eh_1 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 rcu_tasks_kthread #3 kthread #4 ret_from_fork youngest=1962s(pid=11), oldest=1962s(pid=10) ........................ rcu_tasks_rude_ 1 times rcu_tasks_trace 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 do_mprotect_pkey #2 __x64_sys_mprotect #3 do_syscall_64 #4 entry_SYSCALL_64_after_hwframe youngest=0s(pid=45353), oldest=0s(pid=45353) ........................ modprobe 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 wait_for_completion_killable #4 call_usermodehelper_exec #5 __request_module #6 netlink_create #7 __sock_create #8 __sys_socket #9 __x64_sys_socket #10 do_syscall_64 #11 entry_SYSCALL_64_after_hwframe youngest=0s(pid=45348), oldest=0s(pid=45348) ........................ sshd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 distribute_txn_commit_thread #3 kthread #4 ret_from_fork youngest=10s(pid=44884), oldest=10s(pid=44884) ........................ dist_txn-0 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 mdt_restriper_main #3 kthread #4 ret_from_fork youngest=10s(pid=44869), oldest=10s(pid=44869) ........................ mdt_restriper_0 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 qmt_reba_thread #3 kthread #4 ret_from_fork youngest=10s(pid=44868), oldest=10s(pid=44868) ........................ qmt_reba_lustre 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 __cv_timedwait_common #4 __cv_timedwait_idle #5 txg_sync_thread #6 thread_generic_wrapper #7 kthread #8 ret_from_fork youngest=1s(pid=44724), oldest=1s(pid=44724) ........................ txg_sync 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 do_sigtimedwait #5 __x64_sys_rt_sigtimedwait #6 do_syscall_64 #7 entry_SYSCALL_64_after_hwframe youngest=14s(pid=44597), oldest=14s(pid=44597) ........................ (sd-pam) 1 times ------- 1 stacks like that: ---------- #-1 ___might_sleep #0 __might_sleep #1 slab_pre_alloc_hook.constprop.64 #2 kmem_cache_alloc #3 spl_kmem_cache_alloc #4 abd_alloc_struct_impl #5 abd_alloc_struct #6 abd_alloc_linear #7 abd_alloc_sametype #8 zio_compress_data #9 zio_write_compress #10 zio_execute #11 taskq_thread #12 kthread #13 ret_from_fork youngest=0s(pid=27654), oldest=0s(pid=27654) ........................ z_wr_iss 1 times ------- 1 stacks like that: ---------- #-1 spa_taskq_dispatch #0 zio_taskq_dispatch #1 zio_issue_async #2 zio_nowait #3 dbuf_sync_leaf #4 dbuf_sync_list #5 dbuf_sync_indirect #6 dbuf_sync_list #7 dnode_sync #8 sync_dnodes_task #9 taskq_thread #10 kthread #11 ret_from_fork youngest=0s(pid=13084), oldest=0s(pid=13084) ........................ dp_sync_taskq 1 times ------- 1 stacks like that: ---------- #-1 zfs_lz4_compress #0 zio_compress_data #1 zio_write_compress #2 zio_execute #3 taskq_thread #4 kthread #5 ret_from_fork youngest=0s(pid=13066), oldest=0s(pid=13066) ........................ z_wr_iss 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 mgc_requeue_thread #3 kthread #4 ret_from_fork youngest=7s(pid=5746), oldest=7s(pid=5746) ........................ ll_cfg_requeue 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ping_evictor_main #3 kthread #4 ret_from_fork youngest=0s(pid=5745), oldest=0s(pid=5745) ........................ ll_evictor 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 expired_lock_main #3 kthread #4 ret_from_fork youngest=1801s(pid=5739), oldest=1801s(pid=5739) ........................ ldlm_elt 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 lnet_peer_discovery #4 kthread #5 ret_from_fork youngest=0s(pid=3280), oldest=0s(pid=3280) ........................ 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 youngest=0s(pid=3279), oldest=0s(pid=3279) ........................ monitor_thread 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 lnet_acceptor #3 kthread #4 ret_from_fork youngest=1764s(pid=3278), oldest=1764s(pid=3278) ........................ acceptor_001 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ksocknal_reaper #4 kthread #5 ret_from_fork youngest=0s(pid=3274), oldest=0s(pid=3274) ........................ socknal_reaper 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 __cv_timedwait_common #4 __cv_timedwait_idle #5 l2arc_feed_thread #6 thread_generic_wrapper #7 kthread #8 ret_from_fork youngest=0s(pid=2395), oldest=0s(pid=2395) ........................ 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_common #5 cv_timedwait_idle_hires #6 dbuf_evict_thread #7 thread_generic_wrapper #8 kthread #9 ret_from_fork youngest=0s(pid=2392), oldest=0s(pid=2392) ........................ dbuf_evict 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 poll_schedule_timeout.constprop.11 #5 do_sys_poll #6 __x64_sys_ppoll #7 do_syscall_64 #8 entry_SYSCALL_64_after_hwframe youngest=0s(pid=1109), oldest=0s(pid=1109) ........................ in:imjournal 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 poll_schedule_timeout.constprop.11 #5 do_select #6 core_sys_select #7 __x64_sys_pselect6 #8 do_syscall_64 #9 entry_SYSCALL_64_after_hwframe youngest=29s(pid=1075), oldest=29s(pid=1075) ........................ rsyslogd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 do_nanosleep #3 hrtimer_nanosleep #4 __x64_sys_nanosleep #5 do_syscall_64 #6 entry_SYSCALL_64_after_hwframe youngest=52s(pid=1048), oldest=52s(pid=1048) ........................ crond 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 nfs41_callback_svc #3 kthread #4 ret_from_fork youngest=1916s(pid=971), oldest=1916s(pid=971) ........................ NFSv4 callback 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 ep_poll #5 call_rcu #6 __fput #7 do_epoll_wait #8 __x64_sys_epoll_wait #9 do_syscall_64 #10 entry_SYSCALL_64_after_hwframe youngest=10s(pid=815), oldest=10s(pid=815) ........................ systemd-udevd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_hrtimeout_range_clock #3 schedule_hrtimeout_range #4 ep_poll #5 handle_mm_fault #6 do_epoll_wait #7 __x64_sys_epoll_wait #8 do_syscall_64 #9 entry_SYSCALL_64_after_hwframe youngest=0s(pid=778), oldest=0s(pid=778) ........................ systemd-journal 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kjournald2 #3 kthread #4 ret_from_fork youngest=1937s(pid=660), oldest=1937s(pid=660) ........................ jbd2/nbd0-8 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 wait_woken #4 sk_wait_data #5 tcp_recvmsg #6 inet_recvmsg #7 sock_recvmsg #8 sock_xmit #9 nbd_read_stat #10 recv_work #11 process_one_work #12 worker_thread #13 kthread #14 ret_from_fork youngest=13s(pid=641), oldest=13s(pid=641) ........................ kworker/u9:0 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kswapd #3 kthread #4 ret_from_fork youngest=1957s(pid=71), oldest=1957s(pid=71) ........................ kswapd0 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kthread_worker_fn #3 kthread #4 ret_from_fork youngest=1961s(pid=59), oldest=1961s(pid=59) ........................ watchdogd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 khugepaged #4 kthread #5 ret_from_fork youngest=0s(pid=48), oldest=0s(pid=48) ........................ khugepaged 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ksm_scan_thread #3 kthread #4 ret_from_fork youngest=1962s(pid=47), oldest=1962s(pid=47) ........................ ksmd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kcompactd #3 kthread #4 ret_from_fork youngest=1962s(pid=46), oldest=1962s(pid=46) ........................ kcompactd0 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 oom_reaper #3 kthread #4 ret_from_fork youngest=1962s(pid=44), oldest=1962s(pid=44) ........................ oom_reaper 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 youngest=118s(pid=43), oldest=118s(pid=43) ........................ khungtaskd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 devtmpfsd #3 kthread #4 ret_from_fork youngest=1821s(pid=39), oldest=1821s(pid=39) ........................ kdevtmpfs 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 do_wait #3 kernel_wait #4 call_usermodehelper_exec_work #5 process_one_work #6 worker_thread #7 kthread #8 ret_from_fork youngest=0s(pid=38), oldest=0s(pid=38) ........................ kworker/u8:3 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 rcu_gp_kthread #4 kthread #5 ret_from_fork youngest=0s(pid=13), oldest=0s(pid=13) ........................ rcu_sched 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kthreadd #3 ret_from_fork youngest=0s(pid=2), oldest=0s(pid=2) ........................ kthreadd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule_idle #2 do_idle #3 cpu_startup_entry #4 rest_init #5 start_kernel #6 x86_64_start_reservations #7 x86_64_start_kernel #8 secondary_startup_64_no_verify youngest=1962s(pid=0), oldest=1962s(pid=0) ........................ swapper/0 1 times ** Execution took 2.00s (real) 0.60s (CPU), Child processes: 1.42s