[ 8158.311206] ip_set: protocol 6 [361240.856081] INFO: rcu_sched detected stalls on CPUs/tasks: [361240.856081] (detected by 0, t=911684 jiffies, g=9641720, c=9641719, q=0) [361240.856081] All QSes seen, last rcu_sched kthread activity 911684 (4656819058-4655907374), jiffies_till_next_fqs=3, root ->qsmask 0x0 [361240.856081] qemu-system-x86 R running task 0 17540 1 0x00000000 [361240.856081] Call Trace: [361240.856081] [361240.856081] sched_show_task+0xd0/0x130 [361240.856081] rcu_check_callbacks+0x8d6/0x8e0 [361240.856081] ? tick_sched_do_timer+0x60/0x60 [361240.856081] update_process_times+0x2f/0x60 [361240.856081] tick_sched_handle.isra.19+0x23/0x60 [361240.856081] ? tick_sched_do_timer+0x44/0x60 [361240.856081] tick_sched_timer+0x3d/0x70 [361240.856081] __hrtimer_run_queues+0xe0/0x230 [361240.856081] hrtimer_interrupt+0xa0/0x1c0 [361240.856081] local_apic_timer_interrupt+0x38/0x60 [361240.856081] smp_apic_timer_interrupt+0x38/0x50 [361240.856081] apic_timer_interrupt+0x93/0xa0 [361240.856081] RIP: 0010:copy_user_generic_string+0x33/0x40 [361240.856081] RSP: 0018:ffffa2eec13d7ef0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10 [361240.856081] RAX: 0000000000000001 RBX: 00007ffe2ee28a30 RCX: 0000000000000000 [361240.856081] RDX: 0000000000000000 RSI: ffffa2eec13d7f30 RDI: 00007ffe2ee28a40 [361240.856081] RBP: ffffa2eec13d7f10 R08: ffffa2eec13d8000 R09: 0000000000000000 [361240.856081] R10: 0019787ceba72ed5 R11: ffff888a27dac880 R12: 0000000000000010 [361240.856081] R13: ffffa2eec13d7f20 R14: 0000000020000000 R15: 0000000000000000 [361240.856081] [361240.856081] ? _copy_to_user+0x51/0x60 [361240.856081] SyS_clock_gettime+0x87/0xb0 [361240.856081] entry_SYSCALL_64_fastpath+0x1a/0xa9 [361240.856081] RIP: 0033:0x7ffe2efe3b00 [361240.856081] RSP: 002b:00007ffe2ee289d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e4 [361240.856081] RAX: ffffffffffffffda RBX: 0000555df4a35e00 RCX: 00007ffe2efe3b00 [361240.856081] RDX: 0000000000000000 RSI: 00007ffe2ee28a30 RDI: 0000000000000001 [361240.856081] RBP: 000000007fffffff R08: 0000000000000000 R09: 0000000000000000 [361240.856081] R10: 0019787ceba72ed5 R11: 0000000000000246 R12: 00007ffe2ee28a80 [361240.856081] R13: 00007ffe2ee28a78 R14: 0000000000000000 R15: 0000555df334ad60 [361240.856081] rcu_sched kthread starved for 911684 jiffies! g9641720 c9641719 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 [361240.856081] rcu_sched R running task 0 8 2 0x00000000 [361240.856081] Call Trace: [361240.856081] __schedule+0x234/0x8d0 [361240.856081] ? pick_next_task_fair+0x486/0x550 [361240.856081] schedule+0x36/0x80 [361240.856081] schedule_timeout+0x18f/0x300 [361240.856081] ? del_timer_sync+0x50/0x50 [361240.856081] rcu_gp_kthread+0x512/0x9b0 [361240.856081] ? rcu_gp_kthread+0x512/0x9b0 [361240.856081] kthread+0x125/0x140 [361240.856081] ? force_qs_rnp+0x1a0/0x1a0 [361240.856081] ? kthread_park+0x90/0x90 [361240.856081] ret_from_fork+0x25/0x30 [419326.514685] INFO: rcu_sched detected stalls on CPUs/tasks: [419326.514885] (detected by 0, t=58086436 jiffies, g=9641720, c=9641719, q=0) [419326.514885] All QSes seen, last rcu_sched kthread activity 58086436 (4713993810-4655907374), jiffies_till_next_fqs=3, root ->qsmask 0x0 [419326.514885] qemu-system-x86 R running task 0 17540 1 0x00000008 [419326.514885] Call Trace: [419326.514885] [419326.514885] sched_show_task+0xd0/0x130 [419326.514885] rcu_check_callbacks+0x8d6/0x8e0 [419326.514885] ? tick_sched_do_timer+0x60/0x60 [419326.514885] update_process_times+0x2f/0x60 [419326.514885] tick_sched_handle.isra.19+0x23/0x60 [419326.514885] ? tick_sched_do_timer+0x44/0x60 [419326.514885] tick_sched_timer+0x3d/0x70 [419326.514885] __hrtimer_run_queues+0xe0/0x230 [419326.514885] hrtimer_interrupt+0xa0/0x1c0 [419326.514885] local_apic_timer_interrupt+0x38/0x60 [419326.514885] smp_apic_timer_interrupt+0x38/0x50 [419326.514885] apic_timer_interrupt+0x93/0xa0 [419326.514885] RIP: 0010:copy_user_generic_string+0x33/0x40 [419326.514885] RSP: 0018:ffffa2eec13d7ef0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10 [419326.514885] RAX: 0000000000000001 RBX: 00007ffe2ee28a30 RCX: 0000000000000000 [419326.514885] RDX: 0000000000000000 RSI: ffffa2eec13d7f30 RDI: 00007ffe2ee28a40 [419326.514885] RBP: ffffa2eec13d7f10 R08: ffffa2eec13d8000 R09: 0000000000000000 [419326.514885] R10: 0019787ceba72ed5 R11: ffff888a27dac880 R12: 0000000000000010 [419326.514885] R13: ffffa2eec13d7f20 R14: 0000000020000000 R15: 0000000000000000 [419326.514885] [419326.514885] ? _copy_to_user+0x51/0x60 [419326.514885] SyS_clock_gettime+0x87/0xb0 [419326.514885] entry_SYSCALL_64_fastpath+0x1a/0xa9 [419326.514885] RIP: 0033:0x7ffe2efe3b00 [419326.514885] RSP: 002b:00007ffe2ee289d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e4 [419326.514885] RAX: ffffffffffffffda RBX: 0000555df4a35e00 RCX: 00007ffe2efe3b00 [419326.514885] RDX: 0000000000000000 RSI: 00007ffe2ee28a30 RDI: 0000000000000001 [419326.514885] RBP: 000000007fffffff R08: 0000000000000000 R09: 0000000000000000 [419326.514885] R10: 0019787ceba72ed5 R11: 0000000000000246 R12: 00007ffe2ee28a80 [419326.514885] R13: 00007ffe2ee28a78 R14: 0000000000000000 R15: 0000555df334ad60 [419326.514885] rcu_sched kthread starved for 58086436 jiffies! g9641720 c9641719 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 [419326.514885] rcu_sched R running task 0 8 2 0x00000000 [419326.514885] Call Trace: [419326.514885] __schedule+0x234/0x8d0 [419326.514885] ? pick_next_task_fair+0x486/0x550 [419326.514885] schedule+0x36/0x80 [419326.514885] schedule_timeout+0x18f/0x300 [419326.514885] ? del_timer_sync+0x50/0x50 [419326.514885] rcu_gp_kthread+0x512/0x9b0 [419326.514885] ? rcu_gp_kthread+0x512/0x9b0 [419326.514885] kthread+0x125/0x140 [419326.514885] ? force_qs_rnp+0x1a0/0x1a0 [419326.514885] ? kthread_park+0x90/0x90 [419326.514885] ret_from_fork+0x25/0x30 [454472.466082] INFO: rcu_sched detected stalls on CPUs/tasks: [454472.466082] (detected by 0, t=1271161 jiffies, g=9644476, c=9644475, q=0) [454472.466082] All QSes seen, last rcu_sched kthread activity 1271161 (4750410535-4749139374), jiffies_till_next_fqs=3, root ->qsmask 0x0 [454472.466082] qemu-system-x86 R running task 0 17540 1 0x00000000 [454472.466082] Call Trace: [454472.466082] [454472.466082] sched_show_task+0xd0/0x130 [454472.466082] rcu_check_callbacks+0x8d6/0x8e0 [454472.466082] ? tick_sched_do_timer+0x60/0x60 [454472.466082] update_process_times+0x2f/0x60 [454472.466082] tick_sched_handle.isra.19+0x23/0x60 [454472.466082] ? tick_sched_do_timer+0x44/0x60 [454472.466082] tick_sched_timer+0x3d/0x70 [454472.466082] __hrtimer_run_queues+0xe0/0x230 [454472.466082] hrtimer_interrupt+0xa0/0x1c0 [454472.466082] local_apic_timer_interrupt+0x38/0x60 [454472.466082] smp_apic_timer_interrupt+0x38/0x50 [454472.466082] apic_timer_interrupt+0x93/0xa0 [454472.466082] RIP: 0010:ktime_get_ts64+0xad/0xf0 [454472.466082] RSP: 0018:ffffa2eec13d7e48 EFLAGS: 00000212 ORIG_RAX: ffffffffffffff10 [454472.466082] RAX: 0000002f8d848f22 RBX: ffffa2eec13d7e78 RCX: 0000000000000017 [454472.466082] RDX: 000000000000042c RSI: 000000000006ef47 RDI: 000000003395e2cf [454472.466082] RBP: ffffa2eec13d7e68 R08: 0011ddd5b7d330c7 R09: ffffa2eec13d7b1c [454472.466082] R10: ffffa2eec13d7ee0 R11: ffff88895c865938 R12: 0000000000000000 [454472.466082] R13: 000000000c231ff0 R14: ffffffff9b27e280 R15: 0000000000000006 [454472.466082] [454472.466082] ? ktime_get_ts64+0x4e/0xf0 [454472.466082] poll_select_copy_remaining+0x67/0x140 [454472.466082] SyS_ppoll+0x12c/0x1a0 [454472.466082] entry_SYSCALL_64_fastpath+0x1a/0xa9 [454472.466082] RIP: 0033:0x7fe03dcc0ba6 [454472.466082] RSP: 002b:00007ffe2ee28a70 EFLAGS: 00000293 ORIG_RAX: 000000000000010f [454472.466082] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe03dcc0ba6 [454472.466082] RDX: 00007ffe2ee28a90 RSI: 0000000000000006 RDI: 0000555df9c75340 [454472.466082] RBP: 0000000000000000 R08: 0000000000000008 R09: 0000000000000000 [454472.466082] R10: 0000000000000000 R11: 0000000000000293 R12: 0000555df3dcb680 [454472.466082] R13: 0000000000000000 R14: 0000000020000000 R15: 0000000000000000 [454472.466082] rcu_sched kthread starved for 1271161 jiffies! g9644476 c9644475 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 [454472.466082] rcu_sched R running task 0 8 2 0x00000000 [454472.466082] Call Trace: [454472.466082] __schedule+0x234/0x8d0 [454472.466082] ? pick_next_task_fair+0x486/0x550 [454472.466082] schedule+0x36/0x80 [454472.466082] schedule_timeout+0x18f/0x300 [454472.466082] ? del_timer_sync+0x50/0x50 [454472.466082] rcu_gp_kthread+0x512/0x9b0 [454472.466082] ? rcu_gp_kthread+0x512/0x9b0 [454472.466082] kthread+0x125/0x140 [454472.466082] ? force_qs_rnp+0x1a0/0x1a0 [454472.466082] ? kthread_park+0x90/0x90 [454472.466082] ret_from_fork+0x25/0x30 [515116.999040] INFO: rcu_sched detected stalls on CPUs/tasks: [515116.999181] (detected by 0, t=60644921 jiffies, g=9644476, c=9644475, q=0) [515116.999181] All QSes seen, last rcu_sched kthread activity 60644921 (4809784295-4749139374), jiffies_till_next_fqs=3, root ->qsmask 0x0 [515116.999181] qemu-system-x86 R running task 0 17540 1 0x00000008 [515116.999181] Call Trace: [515116.999181] [515116.999181] sched_show_task+0xd0/0x130 [515116.999181] rcu_check_callbacks+0x8d6/0x8e0 [515116.999181] ? tick_sched_do_timer+0x60/0x60 [515116.999181] update_process_times+0x2f/0x60 [515116.999181] tick_sched_handle.isra.19+0x23/0x60 [515116.999181] ? tick_sched_do_timer+0x44/0x60 [515116.999181] tick_sched_timer+0x3d/0x70 [515116.999181] __hrtimer_run_queues+0xe0/0x230 [515116.999181] hrtimer_interrupt+0xa0/0x1c0 [515116.999181] local_apic_timer_interrupt+0x38/0x60 [515116.999181] smp_apic_timer_interrupt+0x38/0x50 [515116.999181] apic_timer_interrupt+0x93/0xa0 [515116.999181] RIP: 0010:ktime_get_ts64+0xad/0xf0 [515116.999181] RSP: 0018:ffffa2eec13d7e48 EFLAGS: 00000212 ORIG_RAX: ffffffffffffff10 [515116.999181] RAX: 0000002f8d848f22 RBX: ffffa2eec13d7e78 RCX: 0000000000000017 [515116.999181] RDX: 000000000000042c RSI: 000000000006ef47 RDI: 000000003395e2cf [515116.999181] RBP: ffffa2eec13d7e68 R08: 0011ddd5b7d330c7 R09: ffffa2eec13d7b1c [515116.999181] R10: ffffa2eec13d7ee0 R11: ffff88895c865938 R12: 0000000000000000 [515116.999181] R13: 000000000c231ff0 R14: ffffffff9b27e280 R15: 0000000000000006 [515116.999181] [515116.999181] ? ktime_get_ts64+0x4e/0xf0 [515116.999181] poll_select_copy_remaining+0x67/0x140 [515116.999181] SyS_ppoll+0x12c/0x1a0 [515116.999181] entry_SYSCALL_64_fastpath+0x1a/0xa9 [515116.999181] RIP: 0033:0x7fe03dcc0ba6 [515116.999181] RSP: 002b:00007ffe2ee28a70 EFLAGS: 00000293 ORIG_RAX: 000000000000010f [515116.999181] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe03dcc0ba6 [515116.999181] RDX: 00007ffe2ee28a90 RSI: 0000000000000006 RDI: 0000555df9c75340 [515116.999181] RBP: 0000000000000000 R08: 0000000000000008 R09: 0000000000000000 [515116.999181] R10: 0000000000000000 R11: 0000000000000293 R12: 0000555df3dcb680 [515116.999181] R13: 0000000000000000 R14: 0000000020000000 R15: 0000000000000000 [515116.999181] rcu_sched kthread starved for 60644921 jiffies! g9644476 c9644475 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 [515116.999181] rcu_sched R running task 0 8 2 0x00000000 [515116.999181] Call Trace: [515116.999181] __schedule+0x234/0x8d0 [515116.999181] ? pick_next_task_fair+0x486/0x550 [515116.999181] schedule+0x36/0x80 [515116.999181] schedule_timeout+0x18f/0x300 [515116.999181] ? del_timer_sync+0x50/0x50 [515116.999181] rcu_gp_kthread+0x512/0x9b0 [515116.999181] ? rcu_gp_kthread+0x512/0x9b0 [515116.999181] kthread+0x125/0x140 [515116.999181] ? force_qs_rnp+0x1a0/0x1a0 [515116.999181] ? kthread_park+0x90/0x90 [515116.999181] ret_from_fork+0x25/0x30 [589662.057400] NMI watchdog: BUG: soft lockup - CPU#0 stuck for 41598s! [qemu-system-x86:17540] [589662.057789] Modules linked in: xt_CT xt_mac xt_physdev xt_set ip_set_hash_net ip_set nfnetlink veth xt_nat xt_REDIRECT nf_nat_redirect xt_mark ip6table_mangle xt_connmark ip6table_raw xt _comment iptable_raw loop br_netfilter kvm irqbypass target_core_mod xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat tun bridge stp llc ebtable_filter ebtables i p6table_filter ip6_tables openvswitch nf_conntrack_ipv6 nf_nat_ipv6 nf_nat_ipv4 nf_defrag_ipv6 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack sunrpc ppdev joydev virtio_ba lloon tpm_tis parport_pc virtio_net tpm_tis_core i2c_piix4 parport tpm xfs libcrc32c virtio_rng virtio_console virtio_blk serio_raw virtio_pci virtio_ring ata_generic virtio pata_acpi qemu_f w_cfg [589662.057789] CPU: 0 PID: 17540 Comm: qemu-system-x86 Not tainted 4.11.10-300.fc26.x86_64 #1 [589662.057789] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1.fc25 04/01/2014 [589662.057789] task: ffff888a27dac880 task.stack: ffffa2eec13d4000 [589662.057789] RIP: 0010:select_estimate_accuracy+0xbf/0x100 [589662.057789] RSP: 0018:ffffa2eec13d7a68 EFLAGS: 00000297 ORIG_RAX: ffffffffffffff10 [589662.057789] RAX: 000000000006418f RBX: ffffa2eec13d7ef8 RCX: 00000000000003e8 [589662.057789] RDX: ffff888a27dac880 RSI: 0000000000000000 RDI: 0000000000000064 [589662.057789] RBP: ffffa2eec13d7aa0 R08: 00000000000f4240 R09: 0000000000000000 [589662.057789] R10: ffffa2eec13d7ee0 R11: ffff888a27dac880 R12: ffff888a27dac880 [589662.057789] R13: ffffa2eec13d7b10 R14: 0000555df9c75340 R15: ffffa2eec13d7b1c [589662.057789] FS: 00007fe047468d80(0000) GS:ffff888a7fc00000(0000) knlGS:0000000000000000 [589662.057789] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [589662.057789] CR2: 00007fa4de9930e0 CR3: 000000011c9a3000 CR4: 00000000000006f0 [589662.057789] Call Trace: [589662.057789] do_sys_poll+0x19f/0x580 [589662.057789] ? account_entity_enqueue+0xd8/0x100 [589662.057789] ? update_cfs_shares+0xa9/0xe0 [589662.057789] ? poll_initwait+0x40/0x40 [589662.057789] ? poll_select_copy_remaining+0x140/0x140 [589662.057789] ? poll_select_copy_remaining+0x140/0x140 [589662.057789] ? poll_select_copy_remaining+0x140/0x140 [589662.057789] ? skb_free_head+0x21/0x30 [589662.057789] ? page_counter_uncharge+0x22/0x40 [589662.057789] ? memcg_kmem_uncharge+0xa4/0xf0 [589662.057789] ? __check_object_size+0xbb/0x1b3 [589662.057789] ? _copy_to_user+0x51/0x60 [589662.057789] ? kvm_clock_get_cycles+0x1e/0x20 [589662.057789] ? ktime_get_ts64+0x4e/0xf0 [589662.057789] SyS_ppoll+0x166/0x1a0 [589662.057789] ? SyS_ppoll+0x166/0x1a0 [589662.057789] entry_SYSCALL_64_fastpath+0x1a/0xa9 [589662.057789] RIP: 0033:0x7fe03dcc0ba6 [589662.057789] RSP: 002b:00007ffe2ee28a70 EFLAGS: 00000293 ORIG_RAX: 000000000000010f [589662.057789] RAX: ffffffffffffffda RBX: 0000555df4a00b00 RCX: 00007fe03dcc0ba6 [589662.057789] RDX: 00007ffe2ee28a90 RSI: 0000000000000006 RDI: 0000555df9c75340 [589662.057789] RBP: 0000000000000000 R08: 0000000000000008 R09: 0000000000000000 [589662.057789] R10: 0000000000000000 R11: 0000000000000293 R12: 0000555df4a42470 [589662.057789] R13: 0000000000000000 R14: 0000555df334a920 R15: 0000555df4a35e00 [589662.057789] Code: e8 03 00 00 48 0f 4e c8 48 39 fe b8 00 e1 f5 05 7e 31 65 48 8b 14 25 00 d3 00 00 48 39 82 b8 20 00 00 76 07 48 8b 82 b8 20 00 00 <48> 8b 5d e8 65 48 33 1c 25 28 00 00 0 0 75 2d 48 83 c4 28 5b 41 [629274.966082] INFO: rcu_sched detected stalls on CPUs/tasks: [629274.966082] (detected by 0, t=408902 jiffies, g=9649896, c=9649895, q=0) [629274.966082] All QSes seen, last rcu_sched kthread activity 408902 (4924348276-4923939374), jiffies_till_next_fqs=3, root ->qsmask 0x0 [629274.966082] qemu-system-x86 R running task 0 17540 1 0x00000000 [629274.966082] Call Trace: [629274.966082] [629274.966082] sched_show_task+0xd0/0x130 [629274.966082] rcu_check_callbacks+0x8d6/0x8e0 [629274.966082] ? tick_sched_do_timer+0x60/0x60 [629274.966082] update_process_times+0x2f/0x60 [629274.966082] tick_sched_handle.isra.19+0x23/0x60 [629274.966082] ? tick_sched_do_timer+0x44/0x60 [629274.966082] tick_sched_timer+0x3d/0x70 [629274.966082] __hrtimer_run_queues+0xe0/0x230 [629274.966082] hrtimer_interrupt+0xa0/0x1c0 [629274.966082] local_apic_timer_interrupt+0x38/0x60 [629274.966082] smp_apic_timer_interrupt+0x38/0x50 [629274.966082] apic_timer_interrupt+0x93/0xa0 [629274.966082] RIP: 0033:0x7fe041f7b4c4 [629274.966082] RSP: 002b:00007ffe2ee28ad8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10 [629274.966082] RAX: 0000000000000000 RBX: 0000000130a71dac RCX: 0000000000000000 [629274.966082] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007fe0421fdaf0 [629274.966082] RBP: 00007ffe2ee28c30 R08: 0000000000000000 R09: 0000000000000000 [629274.966082] R10: 001cc21c0fefb4ce R11: 0000000000000246 R12: 00007ffe2ee28af4 [629274.966082] R13: 0000000000000000 R14: 0000000020000000 R15: 0000000000000000 [629274.966082] [629274.966082] rcu_sched kthread starved for 408902 jiffies! g9649896 c9649895 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 [629274.966082] rcu_sched R running task 0 8 2 0x00000000 [629274.966082] Call Trace: [629274.966082] __schedule+0x234/0x8d0 [629274.966082] ? pick_next_task_fair+0x486/0x550 [629274.966082] schedule+0x36/0x80 [629274.966082] schedule_timeout+0x18f/0x300 [629274.966082] ? del_timer_sync+0x50/0x50 [629274.966082] rcu_gp_kthread+0x512/0x9b0 [629274.966082] ? rcu_gp_kthread+0x512/0x9b0 [629274.966082] kthread+0x125/0x140 [629274.966082] ? force_qs_rnp+0x1a0/0x1a0 [629274.966082] ? kthread_park+0x90/0x90 [629274.966082] ret_from_fork+0x25/0x30 [684656.678340] INFO: rcu_sched detected stalls on CPUs/tasks: [684656.678565] (detected by 0, t=55384600 jiffies, g=9649896, c=9649895, q=0) [684656.678565] All QSes seen, last rcu_sched kthread activity 55384600 (4979323974-4923939374), jiffies_till_next_fqs=3, root ->qsmask 0x0 [684656.678565] qemu-system-x86 R running task 0 17540 1 0x00000008 [684656.678565] Call Trace: [684656.678565] [684656.678565] sched_show_task+0xd0/0x130 [684656.678565] rcu_check_callbacks+0x8d6/0x8e0 [684656.678565] ? tick_sched_do_timer+0x60/0x60 [684656.678565] update_process_times+0x2f/0x60 [684656.678565] tick_sched_handle.isra.19+0x23/0x60 [684656.678565] ? tick_sched_do_timer+0x44/0x60 [684656.678565] tick_sched_timer+0x3d/0x70 [684656.678565] __hrtimer_run_queues+0xe0/0x230 [684656.678565] hrtimer_interrupt+0xa0/0x1c0 [684656.678565] local_apic_timer_interrupt+0x38/0x60 [684656.678565] smp_apic_timer_interrupt+0x38/0x50 [684656.678565] apic_timer_interrupt+0x93/0xa0 [684656.678565] RIP: 0033:0x7fe041f7b4c4 [684656.678565] RSP: 002b:00007ffe2ee28ad8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10 [684656.678565] RAX: 0000000000000000 RBX: 0000000130a71dac RCX: 0000000000000000 [684656.678565] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007fe0421fdaf0 [684656.678565] RBP: 00007ffe2ee28c30 R08: 0000000000000000 R09: 0000000000000000 [684656.678565] R10: 001cc21c0fefb4ce R11: 0000000000000246 R12: 00007ffe2ee28af4 [684656.678565] R13: 0000000000000000 R14: 0000000020000000 R15: 0000000000000000 [684656.678565] [684656.678565] rcu_sched kthread starved for 55384600 jiffies! g9649896 c9649895 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 [684656.678565] rcu_sched R running task 0 8 2 0x00000000 [684656.678565] Call Trace: [684656.678565] __schedule+0x234/0x8d0 [684656.678565] ? pick_next_task_fair+0x486/0x550 [684656.678565] schedule+0x36/0x80 [684656.678565] schedule_timeout+0x18f/0x300 [684656.678565] ? del_timer_sync+0x50/0x50 [684656.678565] rcu_gp_kthread+0x512/0x9b0 [684656.678565] ? rcu_gp_kthread+0x512/0x9b0 [684656.678565] kthread+0x125/0x140 [684656.678565] ? force_qs_rnp+0x1a0/0x1a0 [684656.678565] ? kthread_park+0x90/0x90 [684656.678565] ret_from_fork+0x25/0x30