Eu tenho uma máquina rodando, que cospe esses stacktraces e talvez porque eu não esteja tão familiarizado com eles ou haja uma falta de informações sobre o módulo que eu lancei, não consigo encontrar o problema. Existe alguém que possa lê-los?
Mar 19 07:39:03 one kernel: [249040.762915] INFO: rcu_sched self-detected stall on CPU
Mar 19 07:39:03 one kernel: [249040.762919] INFO: rcu_sched self-detected stall on CPU
Mar 19 07:39:03 one kernel: [249040.762949] 1-...: (1 ticks this GP) idle=3c1/1/0 softirq=1774724/1774724 fqs=0
Mar 19 07:39:03 one kernel: [249040.762960] (t=6646 jiffies g=1272520 c=1272519 q=7)
Mar 19 07:39:03 one kernel: [249040.762974] rcu_sched kthread starved for 6646 jiffies! g1272520 c1272519 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x1
Mar 19 07:39:03 one kernel: [249040.762986] rcu_sched S 0 7 2 0x00000000
Mar 19 07:39:03 one kernel: [249040.763014] 00008df0 00000000 f4bd1a00 f591ded0 de5b24a3 f591df00 f591deb8 de0d5e12
Mar 19 07:39:03 one kernel: [249040.763038] de8c6280 0091dec0 f591b6b8 f5922a00 f5922a00 f7104ac0 f591b2c0 f591dedc
Mar 19 07:39:03 one kernel: [249040.763061] f591b2c0 03b4c4f1 f591df00 f591dedc de5b29de f70fe900 f591df28 de5b56c1
Mar 19 07:39:03 one kernel: [249040.763064] Call Trace:
Mar 19 07:39:03 one kernel: [249040.763096] [<de5b24a3>] ? __schedule+0x263/0x770
Mar 19 07:39:03 one kernel: [249040.763113] [<de0d5e12>] ? lock_timer_base+0x62/0x80
Mar 19 07:39:03 one kernel: [249040.763126] [<de5b29de>] ? schedule+0x2e/0x80
Mar 19 07:39:03 one kernel: [249040.763140] [<de5b56c1>] ? schedule_timeout+0x131/0x340
Mar 19 07:39:03 one kernel: [249040.763155] [<de0d6e80>] ? del_timer_sync+0x50/0x50
Mar 19 07:39:03 one kernel: [249040.763173] [<de0d1761>] ? rcu_gp_kthread+0x4a1/0x7c0
Mar 19 07:39:03 one kernel: [249040.763189] [<de084e27>] ? kthread+0xb7/0xd0
Mar 19 07:39:03 one kernel: [249040.763201] [<de0d12c0>] ? rcu_note_context_switch+0xf0/0xf0
Mar 19 07:39:03 one kernel: [249040.763214] [<de084d70>] ? kthread_park+0x50/0x50
Mar 19 07:39:03 one kernel: [249040.763225] [<de5b6cc7>] ? ret_from_fork+0x1b/0x3c
Mar 19 07:39:03 one kernel: [249040.763267] Task dump for CPU 0:
Mar 19 07:39:03 one kernel: [249040.763283] swapper/0 R running task 0 0 0 0x00000008
Mar 19 07:39:03 one kernel: [249040.763308] de7d22e0 00000004 de76bfbc 00000000 de76007b 21bf007b 000000d8 de5b00e0
Mar 19 07:39:03 one kernel: [249040.763331] ffffff5e de487276 00000060 00200246 000f1356 21bddecf 0000e27a 00000464
Mar 19 07:39:03 one kernel: [249040.763354] de7d22e0 00000004 ff9d7fe0 21bf2fed 0000e27a 00000000 ff9d7fe0 de7d22e0
Mar 19 07:39:03 one kernel: [249040.763357] Call Trace:
Mar 19 07:39:03 one kernel: [249040.763384] [<de5b00e0>] ? xen_build_mfn_list_list+0x1b0/0x340
Mar 19 07:39:03 one kernel: [249040.763404] [<de487276>] ? cpuidle_enter_state+0x146/0x350
Mar 19 07:39:03 one kernel: [249040.763420] [<de0aa215>] ? cpu_startup_entry+0x135/0x220
Mar 19 07:39:03 one kernel: [249040.763438] [<de810b56>] ? start_kernel+0x39e/0x3b5
Mar 19 07:39:03 one kernel: [249040.763444] Task dump for CPU 1:
Mar 19 07:39:03 one kernel: [249040.763459] swapper/1 R running task 0 0 1 0x00000008
Mar 19 07:39:03 one kernel: [249040.763482] f5929dcc de092661 de6bcf7c 00000000 00000000 00000001 00000008 de78ef80
Mar 19 07:39:03 one kernel: [249040.763504] de78ef80 00000001 f5929de4 de168b76 00200087 f7105300 de78ef80 de78ef80
Mar 19 07:39:03 one kernel: [249040.763527] f5929e30 de0d3201 de6b3770 000019f6 00136ac8 00136ac7 00000007 00000000
Mar 19 07:39:03 one kernel: [249040.763530] Call Trace:
Mar 19 07:39:03 one kernel: [249040.763551] [<de092661>] ? sched_show_task+0xf1/0x160
Mar 19 07:39:03 one kernel: [249040.763571] [<de168b76>] ? rcu_dump_cpu_stacks+0x79/0x95
Mar 19 07:39:03 one kernel: [249040.763585] [<de0d3201>] ? rcu_check_callbacks+0x641/0x790
Mar 19 07:39:03 one kernel: [249040.763603] [<de0d8928>] ? update_process_times+0x28/0x50
Mar 19 07:39:03 one kernel: [249040.763615] [<de0ea096>] ? tick_sched_handle.isra.11+0x26/0x60
Mar 19 07:39:03 one kernel: [249040.763626] [<de0ea10a>] ? tick_sched_timer+0x3a/0x80
Mar 19 07:39:03 one kernel: [249040.763638] [<de0d948f>] ? __remove_hrtimer+0x3f/0x80
Mar 19 07:39:03 one kernel: [249040.763650] [<de0d96b3>] ? __hrtimer_run_queues+0xc3/0x260
Mar 19 07:39:03 one kernel: [249040.763662] [<de0ea0d0>] ? tick_sched_handle.isra.11+0x60/0x60
Mar 19 07:39:03 one kernel: [249040.763675] [<de0d9ed3>] ? hrtimer_interrupt+0x93/0x1a0
Mar 19 07:39:03 one kernel: [249040.763693] [<de5b8967>] ? smp_apic_timer_interrupt+0x37/0x50
Mar 19 07:39:03 one kernel: [249040.763709] [<de5b6610>] ? default_idle_call+0x30/0x30
Mar 19 07:39:03 one kernel: [249040.763720] [<de5b77f8>] ? apic_timer_interrupt+0x34/0x3c
Mar 19 07:39:03 one kernel: [249040.763732] [<de5b6610>] ? default_idle_call+0x30/0x30
Mar 19 07:39:03 one kernel: [249040.763746] [<de5b00e0>] ? xen_build_mfn_list_list+0x1b0/0x340
Mar 19 07:39:03 one kernel: [249040.763763] [<de487276>] ? cpuidle_enter_state+0x146/0x350
Mar 19 07:39:03 one kernel: [249040.763778] [<de0aa215>] ? cpu_startup_entry+0x135/0x220
Mar 19 07:39:03 one kernel: [249040.763793] [<de04571c>] ? start_secondary+0x15c/0x1a0
Mar 19 07:39:03 one kernel: [249040.768435] 0-...: (2 GPs behind) idle=3dd/2/0 softirq=2902480/2902490 fqs=6
Mar 19 07:39:03 one kernel: [249040.768435] (t=6660 jiffies g=1272520 c=1272519 q=24)
Mar 19 07:39:03 one kernel: [249040.768435] Task dump for CPU 0:
Mar 19 07:39:03 one kernel: [249040.768435] swapper/0 R running task 0 0 0 0x00000008
Mar 19 07:39:03 one kernel: [249040.768435] f582fe54 de092661 de6bcf7c 00000000 00000000 00000000 00000008 de78ef80
Mar 19 07:39:03 one kernel: [249040.768435] de78ef80 00000000 f582fe6c de168b76 00200087 f70f1300 de78ef80 de78ef80
Mar 19 07:39:03 one kernel: [249040.768435] f582feb8 de0d3201 de6b3770 00001a04 00136ac8 00136ac7 00000018 f70f0ac0
Mar 19 07:39:03 one kernel: [249040.768435] Call Trace:
Mar 19 07:39:03 one kernel: [249040.768435] <IRQ>
Mar 19 07:39:03 one kernel: [249040.768435] [<de092661>] ? sched_show_task+0xf1/0x160
Mar 19 07:39:03 one kernel: [249040.768435] [<de168b76>] ? rcu_dump_cpu_stacks+0x79/0x95
Mar 19 07:39:03 one kernel: [249040.768435] [<de0d3201>] ? rcu_check_callbacks+0x641/0x790
Mar 19 07:39:03 one kernel: [249040.768435] [<de095d3a>] ? account_process_tick+0x5a/0x150
Mar 19 07:39:03 one kernel: [249040.768435] [<de0d8928>] ? update_process_times+0x28/0x50
Mar 19 07:39:03 one kernel: [249040.768435] [<de0ea096>] ? tick_sched_handle.isra.11+0x26/0x60
Mar 19 07:39:03 one kernel: [249040.768435] [<de0ea10a>] ? tick_sched_timer+0x3a/0x80
Mar 19 07:39:03 one kernel: [249040.768435] [<de0d948f>] ? __remove_hrtimer+0x3f/0x80
Mar 19 07:39:03 one kernel: [249040.768435] [<de0d96b3>] ? __hrtimer_run_queues+0xc3/0x260
Mar 19 07:39:03 one kernel: [249040.768435] [<de0ea0d0>] ? tick_sched_handle.isra.11+0x60/0x60
Mar 19 07:39:03 one kernel: [249040.768435] [<de0d9ed3>] ? hrtimer_interrupt+0x93/0x1a0
Mar 19 07:39:03 one kernel: [249040.768435] [<de0250c4>] ? timer_interrupt+0x14/0x20
Mar 19 07:39:03 one kernel: [249040.768435] [<de0c5b1d>] ? __handle_irq_event_percpu+0x7d/0x1b0
Mar 19 07:39:03 one kernel: [249040.768435] [<de0c5c7b>] ? handle_irq_event_percpu+0x2b/0x70
Mar 19 07:39:03 one kernel: [249040.768435] [<de0c5cef>] ? handle_irq_event+0x2f/0x50
Mar 19 07:39:03 one kernel: [249040.768435] [<de0c912d>] ? handle_edge_irq+0x6d/0x130
Mar 19 07:39:03 one kernel: [249040.768435] [<de0c90c0>] ? handle_level_irq+0xf0/0xf0
Mar 19 07:39:03 one kernel: [249040.768435] [<de024bda>] ? handle_irq+0x5a/0xa0
Mar 19 07:39:03 one kernel: [249040.768435] <EOI>
Mar 19 07:39:03 one kernel: [249040.768435] <IRQ>
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b805c>] ? do_IRQ+0x3c/0xd0
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b74f3>] ? common_interrupt+0x33/0x38
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b8db8>] ? __do_softirq+0x58/0x258
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b8d60>] ? __softirqentry_text_start+0x8/0x8
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b7f27>] ? nmi+0x53/0x6d
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b8d60>] ? __softirqentry_text_start+0x8/0x8
Mar 19 07:39:03 one kernel: [249040.768435] [<de024a62>] ? call_on_stack+0x12/0x50
Mar 19 07:39:03 one kernel: [249040.768435] <EOI>
Mar 19 07:39:03 one kernel: [249040.768435] [<de06d5fd>] ? irq_exit+0xad/0xb0
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b8065>] ? do_IRQ+0x45/0xd0
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b6610>] ? default_idle_call+0x30/0x30
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b74f3>] ? common_interrupt+0x33/0x38
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b6610>] ? default_idle_call+0x30/0x30
Mar 19 07:39:03 one kernel: [249040.768435] [<de5b00e0>] ? xen_build_mfn_list_list+0x1b0/0x340
Mar 19 07:39:03 one kernel: [249040.768435] [<de487276>] ? cpuidle_enter_state+0x146/0x350
Mar 19 07:39:03 one kernel: [249040.768435] [<de0aa215>] ? cpu_startup_entry+0x135/0x220
Mar 19 07:39:03 one kernel: [249040.768435] [<de810b56>] ? start_kernel+0x39e/0x3b5