Hi Bernd, Is this still an issue with stable-2.1 branch and/or 2.2-rc releases ?
Thanks, Mathieu * Bernd Hufmann ([email protected]) 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) > -- > This Communication is Confidential. We only send and receive email on > the basis of the terms set out at www.ericsson.com/email_disclaimer > _______________________________________________ > lttng-dev mailing list > [email protected] > http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev -- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com _______________________________________________ lttng-dev mailing list [email protected] http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
