***************** crashinfo --stacksummary ***************** /exports/testreports/45877/testresults/sanity-lsnapshot-special4-zfs-DNE-centos7_x86_64-centos7_x86_64-retry3/oleg203-server-vmcore (3.10.0-7.9-debug) ------- 137 stacks like that: ---------- #0 __schedule #1 schedule #2 taskq_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=11694), oldest=101s(pid=3681) ........................ arc_prune 1 times dbu_evict 1 times dp_sync_taskq 12 times dp_zil_clean_ta 16 times metaslab_group_ 8 times spl_delay_taskq 1 times spl_dynamic_tas 1 times spl_kmem_cache 1 times spl_system_task 1 times tx_commit_cb 4 times z_cl_int 4 times z_cl_iss 4 times z_fr_int 4 times z_fr_iss 4 times z_ioctl_int 4 times z_ioctl_iss 4 times z_null_int 4 times z_null_iss 4 times z_prefetch 4 times z_rd_int 4 times z_rd_iss 4 times z_trim_int 4 times z_trim_iss 4 times z_unlinked_drai 4 times z_upgrade 4 times z_vdev_file 1 times z_wr_int 6 times z_wr_int_h 4 times z_wr_iss 7 times z_wr_iss_h 4 times z_zrele 4 times z_zvol 4 times zvol 1 times ------- 44 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=8111), oldest=72s(pid=8127) ........................ ldlm_cb00_000 1 times ldlm_cb00_002 1 times ldlm_cn00_000 1 times ldlm_cn00_001 1 times ldlm_cn00_002 1 times ldlm_cn00_003 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_ost_create00 3 times ll_ost_io00_000 1 times ll_ost_io00_001 1 times ll_ost_io00_002 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 mdt00_004 1 times mdt00_005 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_out00_002 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 ------- 25 stacks like that: ---------- #0 __schedule #1 schedule #2 rescuer_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=134s(pid=715), oldest=143s(pid=39) ........................ 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 ------- 23 stacks like that: ---------- #0 __schedule #1 schedule #2 worker_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=1929), oldest=140s(pid=3) ........................ 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/2:0 1 times kworker/2:0H 1 times kworker/2:1 1 times kworker/2:1H 1 times kworker/2:2 1 times kworker/3:0 1 times kworker/3:0H 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 kworker/u8:3 1 times ------- 17 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_nospec_begin youngest=52s(pid=11751), oldest=98s(pid=3692) ........................ arc_evict 1 times z_checkpoint_di 4 times z_indirect_cond 4 times z_livelist_cond 4 times z_livelist_dest 4 times ------- 12 stacks like that: ---------- #0 __schedule #1 schedule #2 smpboot_thread_fn #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=7), oldest=2s(pid=28) ........................ 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 ------- 10 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=600), oldest=11s(pid=817) ........................ dbus-daemon 1 times gssproxy 1 times systemd 1 times systemd-journal 1 times systemd-logind 1 times systemd-udevd 5 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=0s(pid=914), oldest=131s(pid=821) ........................ 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=811), oldest=130s(pid=875) ........................ 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=143s(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 osp_precreate_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=9415), oldest=2s(pid=9961) ........................ osp-pre-0-0 1 times osp-pre-0-1 2 times osp-pre-1-0 2 times osp-pre-1-1 1 times ------- 6 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 qsd_upd_thread #4 kthread #5 ret_from_fork_nospec_begin youngest=5s(pid=9462), oldest=58s(pid=10749) ........................ lquota_wb_lustr 6 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=3494), oldest=0s(pid=3498) ........................ 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 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_nospec_begin youngest=7s(pid=12218), oldest=7s(pid=12207) ........................ osp-syn-0-0 1 times osp-syn-0-1 1 times osp-syn-1-0 1 times osp-syn-1-1 1 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 ofd_inconsistency_verification_main #3 kthread #4 ret_from_fork_nospec_begin youngest=1s(pid=20298), oldest=58s(pid=10731) ........................ inconsistency_v 4 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 mdt_restriper_main #3 kthread #4 ret_from_fork_nospec_begin youngest=1s(pid=20387), oldest=71s(pid=8288) ........................ mdt_restriper_0 4 times ------- 4 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_nospec_begin youngest=0s(pid=11747), oldest=0s(pid=9081) ........................ mmp 4 times ------- 4 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_nospec_begin youngest=1s(pid=7833), oldest=1s(pid=10398) ........................ txg_sync 4 times ------- 4 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_nospec_begin youngest=1s(pid=7832), oldest=1s(pid=10397) ........................ txg_quiesce 4 times ------- 4 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ksocknal_connd #4 kthread #5 ret_from_fork_nospec_begin youngest=46s(pid=3483), oldest=72s(pid=3485) ........................ 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=830), oldest=130s(pid=895) ........................ dhclient 1 times rsyslogd 1 times sshd 2 times ------- 3 stacks like that: ---------- #0 __schedule #1 schedule #2 mgs_ir_notify #3 kthread #4 ret_from_fork_nospec_begin youngest=1s(pid=19813), oldest=72s(pid=8107) ........................ mgs_31c2194d_no 1 times mgs_lustre_noti 1 times mgs_params_noti 1 times ------- 3 stacks like that: ---------- #0 __schedule #1 schedule #2 ldlm_bl_thread_main #3 kthread #4 ret_from_fork_nospec_begin youngest=0s(pid=8104), oldest=1s(pid=8103) ........................ 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_nospec_begin youngest=0s(pid=3490), oldest=5s(pid=3489) ........................ 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=127s(pid=847), oldest=128s(pid=848) ........................ agetty 3 times ------- 3 stacks like that: ---------- #0 crash_nmi_callback #1 nmi_handle #2 do_nmi #3 end_repeat_nmi #-1 native_safe_halt #4 native_safe_halt #5 default_idle #6 default_enter_idle #7 cpuidle_enter_state #8 cpuidle_idle_call #9 arch_cpu_idle #10 cpu_startup_entry #11 start_secondary #12 start_cpu youngest=143s(pid=0), oldest=143s(pid=0) ........................ swapper/1 1 times swapper/2 1 times swapper/3 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 do_wait #3 sys_wait4 #4 system_call_fastpath youngest=0s(pid=20478), oldest=0s(pid=20491) ........................ bash 2 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 osp_send_update_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=62s(pid=9960), oldest=65s(pid=9414) ........................ osp_up0-1 1 times osp_up1-0 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 distribute_txn_commit_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=65s(pid=9464), oldest=71s(pid=8347) ........................ dist_txn-0 1 times dist_txn-1 1 times ------- 2 stacks like that: ---------- #0 __schedule #1 schedule #2 ptlrpc_hr_main #3 kthread #4 ret_from_fork_nospec_begin youngest=104s(pid=3482), oldest=104s(pid=3481) ........................ 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=139s(pid=277), oldest=139s(pid=282) ........................ scsi_eh_0 1 times scsi_eh_1 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 __cond_resched #2 _cond_resched #3 ptlrpc_set_wait #4 ldlm_run_ast_work #5 ldlm_glimpse_locks #6 mgs_barrier_glimpse_lock #7 mgs_iocontrol_barrier #8 mgs_iocontrol #9 class_handle_ioctl #10 obd_class_ioctl #11 do_vfs_ioctl #12 sys_ioctl #13 system_call_fastpath youngest=0s(pid=20492), oldest=0s(pid=20492) ........................ lctl 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 ptlrpc_set_wait #4 ptlrpc_queue_wait #5 osp_remote_sync #6 osp_attr_get #7 osp_object_init #8 lu_object_start #9 lu_object_find_at #10 dt_locate_at #11 llog_osd_get_cat_list #12 lod_sub_prep_llog #13 lod_sub_recovery_thread #14 kthread #15 ret_from_fork_nospec_begin youngest=0s(pid=19854), oldest=0s(pid=19854) ........................ lod0000_rec0001 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 qmt_reba_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=72s(pid=8183), oldest=72s(pid=8183) ........................ qmt_reba_lustre 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 mgc_requeue_thread #4 kthread #5 ret_from_fork_nospec_begin youngest=0s(pid=8113), oldest=0s(pid=8113) ........................ 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=8112), oldest=0s(pid=8112) ........................ 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=73s(pid=8105), oldest=73s(pid=8105) ........................ ldlm_elt 1 times ------- 1 stacks like that: ---------- #0 machine_kexec #1 __crash_kexec #2 crash_kexec #3 oops_end #4 no_context #5 __bad_area_nosemaphore #6 bad_area_nosemaphore #7 __do_page_fault #8 trace_do_page_fault #9 do_async_page_fault #10 async_page_fault #-1 mgc_barrier_glimpse_ast #11 ldlm_callback_handler #12 ldlm_callback_handler #13 ptlrpc_server_handle_request #14 ptlrpc_main #15 kthread #16 ret_from_fork_nospec_begin youngest=0s(pid=8099), oldest=0s(pid=8099) ........................ ldlm_cb00_001 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_nospec_begin youngest=0s(pid=3697), oldest=0s(pid=3697) ........................ 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_nospec_begin youngest=0s(pid=3695), oldest=0s(pid=3695) ........................ 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_common #5 cv_timedwait_idle_hires #6 zthr_procedure #7 thread_generic_wrapper #8 kthread #9 ret_from_fork_nospec_begin youngest=0s(pid=3693), oldest=0s(pid=3693) ........................ arc_reap 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=3493), oldest=0s(pid=3493) ........................ 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=3492), oldest=0s(pid=3492) ........................ monitor_thread 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 lnet_acceptor #3 kthread #4 ret_from_fork_nospec_begin youngest=46s(pid=3491), oldest=46s(pid=3491) ........................ 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=3487), oldest=0s(pid=3487) ........................ 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=913), oldest=0s(pid=913) ........................ in:imjournal 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule youngest=131s(pid=773), oldest=131s(pid=773) ........................ nfsv4.1-svc 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kjournald2 #3 kthread #4 ret_from_fork_nospec_begin youngest=136s(pid=477), oldest=136s(pid=477) ........................ 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=1s(pid=450), oldest=1s(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=1s(pid=448), oldest=1s(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=0s(pid=54), oldest=0s(pid=54) ........................ khugepaged 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 ksm_scan_thread #3 kthread #4 ret_from_fork_nospec_begin youngest=141s(pid=53), oldest=141s(pid=53) ........................ ksmd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 kswapd #3 kthread #4 ret_from_fork_nospec_begin youngest=141s(pid=52), oldest=141s(pid=52) ........................ kswapd0 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 schedule_timeout #3 wait_for_completion #4 wait_rcu_gp #5 synchronize_sched #6 key_garbage_collector #7 process_one_work #8 worker_thread #9 kthread #10 ret_from_fork_nospec_begin youngest=0s(pid=50), oldest=0s(pid=50) ........................ kworker/3:1 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=22s(pid=37), oldest=22s(pid=37) ........................ khungtaskd 1 times ------- 1 stacks like that: ---------- #0 __schedule #1 schedule #2 devtmpfsd #3 kthread #4 ret_from_fork_nospec_begin youngest=83s(pid=35), oldest=83s(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=143s(pid=8), oldest=143s(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 rest_init #4 start_kernel #5 x86_64_start_reservations #6 x86_64_start_kernel #7 start_cpu youngest=143s(pid=0), oldest=143s(pid=0) ........................ swapper/0 1 times ** Execution took 1.86s (real) 0.29s (CPU), Child processes: 1.60s