[lttng-dev] Core dump with LTTng Tools v2.1.1
Mathieu Desnoyers
mathieu.desnoyers at efficios.com
Mon May 6 23:24:26 EDT 2013
Hi Bernd,
Is this still an issue with stable-2.1 branch and/or 2.2-rc releases ?
Thanks,
Mathieu
* Bernd Hufmann (Bernd.Hufmann at ericsson.com) wrote:
> Hello
>
> When executing the command "lttng list -k" and I get a core dump with
> the output below. This happens not all the time, but when it happens I
> have to kill the lttng-sessiond and restart the lttng-sessiond. I
> attached the core dump. Could someone of the LTTng team look into this?
>
> My computer has Ubuntu 12.04 with kernel 3.2.0-29. I've installed LTTng
> modules v2.1.1, LTTng-UST v2.1.1 and userspace-rcu v0.7.6.
>
> Thanks
> Bernd
>
> lttng list -k
> Kernel events:
> -------------
> mm_vmscan_kswapd_sleep (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> mm_vmscan_kswapd_wake (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> mm_vmscan_wakeup_kswapd (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> mm_vmscan_direct_reclaim_begin (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> mm_vmscan_memcg_reclaim_begin (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> mm_vmscan_memcg_softlimit_reclaim_begin (loglevel: TRACE_EMERG
> (0)) (type: tracepoint)
> mm_vmscan_direct_reclaim_end (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> mm_vmscan_memcg_reclaim_end (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> mm_vmscan_memcg_softlimit_reclaim_end (loglevel: TRACE_EMERG (0))
> (type: tracepoint)
> mm_shrink_slab_start (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> mm_shrink_slab_end (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> mm_vmscan_lru_isolate (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> mm_vmscan_memcg_isolate (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> mm_vmscan_writepage (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> mm_vmscan_lru_shrink_inactive (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> replace_swap_token (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> put_swap_token (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> disable_swap_token (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> update_swap_token_priority (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> udp_fail_queue_rcv_skb (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> timer_init (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> timer_start (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> timer_expire_entry (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> timer_expire_exit (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> timer_cancel (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> hrtimer_init (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> hrtimer_start (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> hrtimer_expire_entry (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> hrtimer_expire_exit (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> hrtimer_cancel (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> itimer_state (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> itimer_expire (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> lttng_statedump_start (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> lttng_statedump_end (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> lttng_statedump_process_state (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> lttng_statedump_file_descriptor (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> lttng_statedump_vm_map (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> lttng_statedump_network_interface (loglevel: TRACE_EMERG (0))
> (type: tracepoint)
> lttng_statedump_interrupt (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> sock_rcvqueue_full (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sock_exceed_buf_limit (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kfree_skb (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> consume_skb (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> skb_copy_datagram_iovec (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> signal_generate (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> signal_deliver (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> signal_overflow_fail (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> signal_lose_info (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> scsi_dispatch_cmd_start (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> scsi_dispatch_cmd_error (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> scsi_dispatch_cmd_done (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> scsi_dispatch_cmd_timeout (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> scsi_eh_wakeup (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_kthread_stop (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_kthread_stop_ret (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> sched_wakeup (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_wakeup_new (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_switch (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_migrate_task (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_process_free (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_process_exit (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_wait_task (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_process_wait (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_process_fork (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_stat_wait (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_stat_sleep (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_stat_iowait (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_stat_runtime (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> sched_pi_setprio (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> regulator_enable (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> regulator_enable_delay (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> regulator_enable_complete (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> regulator_disable (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> regulator_disable_complete (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> regulator_set_voltage (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> regulator_set_voltage_complete (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> (type: noop)
> cpu_frequency (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> machine_suspend (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> power_start (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> power_frequency (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> power_end (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> clock_enable (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> clock_disable (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> clock_set_rate (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> power_domain_target (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> net_dev_xmit (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> net_dev_queue (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> netif_receive_skb (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> netif_rx (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> napi_poll (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> module_load (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> module_free (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> module_get (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> module_put (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> module_request (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kvm_userspace_exit (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kvm_set_irq (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kvm_msi_set_irq (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kvm_ack_irq (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kvm_mmio (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kvm_fpu (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kvm_age_page (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kvm_try_async_get_page (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> kvm_async_pf_doublefault (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> kvm_async_pf_not_present (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> kvm_async_pf_ready (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kvm_async_pf_completed (loglevel: TRACE_EMERG (0)) (type:
> tracepoint)
> kmalloc (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kmem_cache_alloc (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kmalloc_node (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kmem_cache_alloc_node (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kfree (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> kmem_cache_free (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> mm_page_free_direct (loglevel: TRACE_EMERG (0)) (type: tracepoint)
> lttng: commands/list.c:253: print_events: Assertion `0' failed.
> Aborted (core dumped)
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--
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com
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