***************** crashinfo --stacksummary ***************** /exports/testreports/42112/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg224-client-timeout-core (3.10.0-7.9-debug) ------- 84 stacks like that: ---------- #0 __schedule #1 schedule #2 do_wait #3 sys_wait4 #4 system_call_fastpath youngest=0s(pid=18790), oldest=624s(pid=1166) ........................ auster 1 times bash 14 times dir_create.sh 5 times dir_remote.sh 12 times file_create.sh 12 times file_rename.sh 24 times file_rm.sh 12 times racer.sh 4 times ------- 25 stacks like that: ---------- #0 __schedule #1 schedule #2 rescuer_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=611s(pid=47), oldest=716s(pid=12) ........................ ata_sff 1 times bioset 3 times crypto 1 times deferwq 1 times edac-poller 1 times ext4-rsv-conver 1 times ipv6_addrconf 1 times kblockd 1 times kintegrityd 1 times kmpath_rdacd 1 times kpsmoused 1 times kthrotld 1 times kvm-irqfd-clean 1 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 ------- 21 stacks like that: ---------- #0 __schedule #1 schedule #2 worker_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=49), oldest=709s(pid=4) ........................ kworker/0:0 1 times kworker/0:0H 1 times kworker/0:1 1 times kworker/0:1H 1 times kworker/0:2 1 times kworker/1:0 1 times kworker/1:0H 1 times kworker/1:1 1 times kworker/1:1H 1 times kworker/1:2 1 times kworker/2:0H 1 times kworker/2:1 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 kworker/u8:2 1 times ------- 19 stacks like that: ---------- #0 __schedule #1 schedule_preempt_disabled #2 __mutex_lock_slowpath #3 mutex_lock #4 lock_rename #5 SYSC_renameat2 #6 sys_renameat2 #7 sys_rename #8 system_call_fastpath youngest=0s(pid=19027), oldest=0s(pid=18693) ........................ mrename 19 times ------- 14 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=5307), oldest=641s(pid=5312) ........................ ldlm_cb00_000 1 times ldlm_cb00_001 1 times ldlm_cb00_002 1 times ldlm_cb00_003 1 times ldlm_cb01_000 1 times ldlm_cb01_001 1 times ldlm_cb01_002 1 times ldlm_cb01_003 1 times ldlm_cn00_000 1 times ldlm_cn00_001 1 times ldlm_cn00_002 1 times ldlm_cn01_000 1 times ldlm_cn01_001 1 times ldlm_cn01_002 1 times ------- 12 stacks like that: ---------- #0 __schedule #1 schedule #2 smpboot_thread_fn #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=22), oldest=1s(pid=16) ........................ 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 ------- 11 stacks like that: ---------- #0 __schedule #1 schedule #2 do_nanosleep #3 hrtimer_nanosleep #4 sys_nanosleep #5 system_call_fastpath youngest=0s(pid=19024), oldest=299s(pid=18786) ........................ sleep 11 times ------- 9 stacks like that: ---------- #0 __schedule #1 schedule #2 ldlm_bl_thread_main #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=25556), oldest=0s(pid=23007) ........................ ldlm_bl_01 1 times ldlm_bl_02 1 times ldlm_bl_03 1 times ldlm_bl_04 1 times ldlm_bl_05 1 times ldlm_bl_06 1 times ldlm_bl_07 1 times ldlm_bl_08 1 times ldlm_bl_09 1 times ------- 8 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ptlrpc_set_wait #4 ptlrpc_queue_wait #5 ldlm_cli_enqueue #6 osc_enqueue_base #7 osc_lock_enqueue #8 cl_lock_enqueue #9 lov_lock_enqueue #10 cl_lock_enqueue #11 cl_lock_request #12 cl_io_lock #13 cl_io_loop #14 cl_setattr_ost #15 ll_setattr_raw #16 ll_setattr #17 notify_change #18 do_truncate #19 do_last #20 path_openat #21 do_filp_open #22 do_sys_open #23 sys_open #24 system_call_fastpath youngest=0s(pid=18844), oldest=0s(pid=18792) ........................ dd 4 times dir_create.sh 4 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=3s(pid=822), oldest=707s(pid=866) ........................ NetworkManager 1 times gdbus 2 times gmain 2 times polkitd 3 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=299s(pid=910), oldest=708s(pid=812) ........................ 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 rcu_nocb_kthread #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=20), oldest=716s(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_timeout #3 ptlrpc_set_wait #4 ptlrpc_queue_wait #5 ldlm_cli_enqueue #6 osc_enqueue_base #7 osc_lock_enqueue #8 cl_lock_enqueue #9 lov_lock_enqueue #10 cl_lock_enqueue #11 cl_lock_request #12 cl_io_lock #13 cl_io_loop #14 cl_setattr_ost #15 ll_setattr_raw #16 ll_setattr #17 notify_change #18 do_truncate #19 do_sys_ftruncate.constprop.17 #20 sys_ftruncate #21 system_call_fastpath youngest=0s(pid=17935), oldest=0s(pid=10479) ........................ dd 6 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=609s(pid=602) ........................ 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 pipe_wait #3 pipe_read #4 do_sync_read #5 vfs_read #6 sys_read #7 system_call_fastpath youngest=299s(pid=18739), oldest=299s(pid=18562) ........................ sed 4 times tee 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=1959), oldest=332s(pid=1956) ........................ ptlrpcd_00_00 1 times ptlrpcd_00_01 1 times ptlrpcd_01_00 1 times ptlrpcd_01_01 1 times ptlrpcd_rcv 1 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule_preempt_disabled #2 __mutex_lock_slowpath #3 mutex_lock #4 lookup_slow #5 link_path_walk #6 path_openat #7 do_filp_open #8 do_sys_open #9 sys_open #10 system_call_fastpath youngest=0s(pid=19008), oldest=0s(pid=18997) ........................ touch 4 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule_preempt_disabled #2 __mutex_lock_slowpath #3 mutex_lock #4 filename_create #5 user_path_create #6 sys_mkdirat #7 sys_mkdir #8 system_call_fastpath youngest=0s(pid=19022), oldest=0s(pid=18962) ........................ mkdir 4 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule_preempt_disabled #2 __mutex_lock_slowpath #3 mutex_lock #4 lookup_slow #5 path_lookupat #6 filename_lookup #7 user_path_at_empty #8 user_path_at #9 vfs_fstatat #10 SYSC_newstat #11 sys_newstat #12 system_call_fastpath youngest=0s(pid=19012), oldest=0s(pid=18958) ........................ lfs 4 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule_preempt_disabled #2 __mutex_lock_slowpath #3 mutex_lock #4 do_last #5 path_openat #6 do_filp_open #7 do_sys_open #8 sys_open #9 system_call_fastpath youngest=0s(pid=18929), oldest=0s(pid=18949) ........................ lfs 3 times mkdir 1 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 ksocknal_scheduler #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=1949), oldest=691s(pid=1951) ........................ socknal_sd00_00 1 times socknal_sd00_01 1 times socknal_sd01_00 1 times socknal_sd01_01 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=641s(pid=1944), oldest=691s(pid=1945) ........................ socknal_cd00 1 times socknal_cd01 1 times socknal_cd02 1 times socknal_cd03 1 times ------- 4 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=0s(pid=1127), oldest=706s(pid=860) ........................ dhclient 1 times rsyslogd 1 times sshd 2 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=704s(pid=844), oldest=705s(pid=845) ........................ agetty 3 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule_preempt_disabled #2 __mutex_lock_slowpath #3 mutex_lock #4 lookup_slow #5 path_lookupat #6 filename_lookup #7 user_path_at_empty #8 user_path_at #9 vfs_fstatat #10 SYSC_newfstatat #11 sys_newfstatat #12 system_call_fastpath youngest=0s(pid=19007), oldest=0s(pid=18999) ........................ rm 2 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule_preempt_disabled #2 __mutex_lock_slowpath #3 mutex_lock #4 lookup_slow #5 link_path_walk #6 path_lookupat #7 filename_lookup #8 user_path_parent #9 SYSC_renameat2 #10 sys_renameat2 #11 sys_rename #12 system_call_fastpath youngest=0s(pid=19004), oldest=0s(pid=18984) ........................ mrename 2 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ptlrpc_set_wait #4 ptlrpc_queue_wait #5 mdc_reint #6 mdc_rename #7 lmv_rename #8 ll_rename #9 vfs_rename #10 SYSC_renameat2 #11 sys_renameat2 #12 sys_rename #13 system_call_fastpath youngest=0s(pid=18980), oldest=0s(pid=18988) ........................ mrename 2 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 ptlrpc_hr_main #3 kthread #4 ret_from_fork_nospec_begin youngest=691s(pid=1943), oldest=691s(pid=1942) ........................ ptlrpc_hr00_000 1 times ptlrpc_hr01_000 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 scsi_error_handler #3 kthread #4 ret_from_fork_nospec_begin youngest=713s(pid=283), oldest=713s(pid=280) ........................ scsi_eh_0 1 times scsi_eh_1 1 times ------- 2 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=717s(pid=0), oldest=717s(pid=0) ........................ swapper/1 1 times swapper/2 1 times ------- 1 stacks like that: ---------- #-1 page_add_file_rmap #0 do_set_pte #1 do_read_fault #2 handle_pte_fault #3 __handle_mm_fault #4 handle_mm_fault #5 __do_page_fault #6 trace_do_page_fault #7 do_async_page_fault #8 async_page_fault youngest=0s(pid=19028), oldest=0s(pid=19028) ........................ lfs 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule_preempt_disabled #2 __mutex_lock_slowpath #3 mutex_lock #4 lookup_slow #5 link_path_walk #6 path_lookupat #7 filename_lookup #8 user_path_at_empty #9 user_path_at #10 vfs_fstatat #11 SYSC_newstat #12 sys_newstat #13 system_call_fastpath youngest=0s(pid=18966), oldest=0s(pid=18966) ........................ lfs 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ptlrpc_set_wait #4 ptlrpc_queue_wait #5 ldlm_cli_enqueue #6 mdc_enqueue_base #7 mdc_intent_lock #8 lmv_intent_remote #9 lmv_intent_lookup #10 lmv_intent_lock #11 ll_lookup_it.constprop.42 #12 ll_lookup_nd #13 lookup_real #14 __lookup_hash #15 SYSC_renameat2 #16 sys_renameat2 #17 sys_rename #18 system_call_fastpath youngest=0s(pid=18951), oldest=0s(pid=18951) ........................ mrename 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ptlrpc_set_wait #4 ptlrpc_queue_wait #5 ldlm_cli_enqueue #6 mdc_enqueue_base #7 mdc_intent_lock #8 lmv_intent_remote #9 lmv_intent_open #10 lmv_intent_lock #11 ll_lookup_it.constprop.42 #12 ll_atomic_open #13 do_last #14 path_openat #15 do_filp_open #16 do_sys_open #17 sys_open #18 system_call_fastpath youngest=0s(pid=18946), oldest=0s(pid=18946) ........................ lfs 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ptlrpc_set_wait #4 ptlrpc_queue_wait #5 ldlm_cli_enqueue #6 mdc_enqueue_base #7 mdc_intent_lock #8 lmv_intent_lookup #9 lmv_intent_lock #10 ll_inode_revalidate.constprop.65 #11 ll_getattr_dentry #12 ll_getattr #13 vfs_getattr #14 vfs_fstatat #15 SYSC_newfstatat #16 sys_newfstatat #17 system_call_fastpath youngest=0s(pid=18938), oldest=0s(pid=18938) ........................ rm 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ldlm_completion_ast #3 ldlm_cli_enqueue_fini #4 ldlm_cli_enqueue #5 osc_enqueue_base #6 osc_lock_enqueue #7 cl_lock_enqueue #8 lov_lock_enqueue #9 cl_lock_enqueue #10 cl_lock_request #11 cl_io_lock #12 cl_io_loop #13 ll_file_io_generic #14 ll_file_aio_write #15 ll_file_write #16 vfs_write #17 sys_write #18 system_call_fastpath youngest=17s(pid=18784), oldest=17s(pid=18784) ........................ dir_create.sh 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ldlm_completion_ast #3 ldlm_cli_enqueue_fini #4 ldlm_cli_enqueue #5 osc_enqueue_base #6 osc_lock_enqueue #7 cl_lock_enqueue #8 lov_lock_enqueue #9 cl_lock_enqueue #10 cl_lock_request #11 cl_io_lock #12 cl_io_loop #13 cl_setattr_ost #14 ll_setattr_raw #15 ll_setattr #16 notify_change #17 do_truncate #18 do_last #19 path_openat #20 do_filp_open #21 do_sys_open #22 sys_open #23 system_call_fastpath youngest=0s(pid=18774), oldest=0s(pid=18774) ........................ dir_create.sh 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ldlm_completion_ast #3 ldlm_lock_match_with_skip #4 osc_enqueue_base #5 osc_lock_enqueue #6 cl_lock_enqueue #7 lov_lock_enqueue #8 cl_lock_enqueue #9 cl_lock_request #10 cl_io_lock #11 cl_io_loop #12 ll_file_io_generic #13 ll_file_aio_write #14 ll_file_write #15 vfs_write #16 sys_write #17 system_call_fastpath youngest=0s(pid=18757), oldest=0s(pid=18757) ........................ dir_create.sh 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule_preempt_disabled #2 __mutex_lock_slowpath #3 mutex_lock #4 do_rmdir #5 sys_unlinkat #6 system_call_fastpath youngest=0s(pid=18678), oldest=0s(pid=18678) ........................ rm 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ll_agl_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=18646), oldest=0s(pid=18646) ........................ ll_agl_18578 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ll_statahead_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=18645), oldest=0s(pid=18645) ........................ ll_sa_18578 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ptlrpc_set_wait #4 ptlrpc_queue_wait #5 mdc_reint #6 mdc_unlink #7 lmv_unlink #8 ll_unlink #9 vfs_unlink #10 do_unlinkat #11 sys_unlinkat #12 system_call_fastpath youngest=0s(pid=18578), oldest=0s(pid=18578) ........................ rm 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 mgc_requeue_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=613s(pid=5321), oldest=613s(pid=5321) ........................ ll_cfg_requeue 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 expired_lock_main #3 kthread #4 ret_from_fork_nospec_begin youngest=641s(pid=5320), oldest=641s(pid=5320) ........................ 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_nospec_begin youngest=0s(pid=1955), oldest=0s(pid=1955) ........................ 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=1954), oldest=0s(pid=1954) ........................ monitor_thread 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 lnet_acceptor #3 kthread #4 ret_from_fork_nospec_begin youngest=691s(pid=1953), oldest=691s(pid=1953) ........................ 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=1948), oldest=0s(pid=1948) ........................ 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=902), oldest=0s(pid=902) ........................ in:imjournal 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule youngest=708s(pid=772), oldest=708s(pid=772) ........................ nfsv4.1-svc 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kjournald2 #3 kthread #4 ret_from_fork_nospec_begin youngest=710s(pid=476), oldest=710s(pid=476) ........................ jbd2/nbd0-8 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 nbd_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=303s(pid=450), oldest=303s(pid=450) ........................ 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=303s(pid=448), oldest=303s(pid=448) ........................ 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=7s(pid=53), oldest=7s(pid=53) ........................ khugepaged 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ksm_scan_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=714s(pid=52), oldest=714s(pid=52) ........................ ksmd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kswapd #3 kthread #4 ret_from_fork_nospec_begin youngest=714s(pid=51), oldest=714s(pid=51) ........................ 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=116s(pid=37), oldest=116s(pid=37) ........................ khungtaskd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 devtmpfsd #3 kthread #4 ret_from_fork_nospec_begin youngest=641s(pid=35), oldest=641s(pid=35) ........................ kdevtmpfs 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 rcu_gp_kthread #4 kthread #5 ret_from_fork_nospec_begin youngest=0s(pid=9), oldest=0s(pid=9) ........................ rcu_sched 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 rcu_gp_kthread #3 kthread #4 ret_from_fork_nospec_begin youngest=716s(pid=8), oldest=716s(pid=8) ........................ rcu_bh 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kthreadd #3 ret_from_fork_nospec_begin youngest=0s(pid=2), oldest=0s(pid=2) ........................ kthreadd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule_preempt_disabled #2 cpu_startup_entry #3 start_secondary #4 start_cpu youngest=717s(pid=0), oldest=717s(pid=0) ........................ swapper/3 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=717s(pid=0), oldest=717s(pid=0) ........................ swapper/0 1 times ** Execution took 1.12s (real) 0.21s (CPU), Child processes: 0.93s