[ 80.708674][ T675] eth1: renamed from tmp [ 80.829966][ T10] [ 80.830064][ T10] ===================================================== [ 80.830234][ T10] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 80.830438][ T10] 6.9.0-rc1-virtme #1 Not tainted [ 80.830574][ T10] ----------------------------------------------------- [ 80.830749][ T10] kworker/u16:0/10 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 80.830952][ T10] ffff888001a70968 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 80.831195][ T10] [ 80.831195][ T10] and this task is already holding: [ 80.831390][ T10] ffff88800672d580 (&ndev->lock){++--}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 80.831629][ T10] which would create a new lock dependency: [ 80.831801][ T10] (&ndev->lock){++--}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 80.832009][ T10] [ 80.832009][ T10] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 80.832236][ T10] (&ndev->lock){++--}-{2:2} [ 80.832240][ T10] [ 80.832240][ T10] ... which became SOFTIRQ-irq-safe at: [ 80.832570][ T10] __lock_acquire+0x797/0x1570 [ 80.832707][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.832843][ T10] _raw_write_lock+0x30/0x40 [ 80.832980][ T10] addrconf_rs_timer+0xa9/0x730 [ 80.833114][ T10] call_timer_fn+0x13b/0x230 [ 80.833249][ T10] __run_timers+0x545/0x810 [ 80.833382][ T10] run_timer_softirq+0xe8/0x1b0 [ 80.833516][ T10] __do_softirq+0x1f8/0x5df [ 80.833659][ T10] irq_exit_rcu+0x97/0xc0 [ 80.833794][ T10] sysvec_apic_timer_interrupt+0x75/0x80 [ 80.833927][ T10] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 80.834097][ T10] default_idle+0xf/0x20 [ 80.834197][ T10] default_idle_call+0x6d/0xb0 [ 80.834330][ T10] cpuidle_idle_call+0x1f4/0x280 [ 80.834466][ T10] do_idle+0xf9/0x160 [ 80.834567][ T10] cpu_startup_entry+0x54/0x60 [ 80.834702][ T10] rest_init+0x14f/0x260 [ 80.834802][ T10] start_kernel+0x318/0x3d0 [ 80.834939][ T10] x86_64_start_reservations+0x18/0x30 [ 80.835071][ T10] x86_64_start_kernel+0xba/0x110 [ 80.835206][ T10] common_startup_64+0x12c/0x138 [ 80.835341][ T10] [ 80.835341][ T10] to a SOFTIRQ-irq-unsafe lock: [ 80.835503][ T10] (&p->alloc_lock){+.+.}-{2:2} [ 80.835507][ T10] [ 80.835507][ T10] ... which became SOFTIRQ-irq-unsafe at: [ 80.835831][ T10] ... [ 80.835833][ T10] __lock_acquire+0x797/0x1570 [ 80.836032][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.836169][ T10] _raw_spin_lock+0x30/0x40 [ 80.836308][ T10] set_mems_allowed+0x1d/0x210 [ 80.836445][ T10] kernel_init_freeable+0x72/0x310 [ 80.836577][ T10] kernel_init+0x20/0x200 [ 80.836717][ T10] ret_from_fork+0x31/0x70 [ 80.836851][ T10] ret_from_fork_asm+0x1a/0x30 [ 80.836988][ T10] [ 80.836988][ T10] other info that might help us debug this: [ 80.836988][ T10] [ 80.837318][ T10] Possible interrupt unsafe locking scenario: [ 80.837318][ T10] [ 80.837521][ T10] CPU0 CPU1 [ 80.837651][ T10] ---- ---- [ 80.837858][ T10] lock(&p->alloc_lock); [ 80.837963][ T10] local_irq_disable(); [ 80.838125][ T10] lock(&ndev->lock); [ 80.838291][ T10] lock(&p->alloc_lock); [ 80.838537][ T10] [ 80.838636][ T10] lock(&ndev->lock); [ 80.838738][ T10] [ 80.838738][ T10] *** DEADLOCK *** [ 80.838738][ T10] [ 80.838936][ T10] 4 locks held by kworker/u16:0/10: [ 80.839143][ T10] #0: ffff88800537b548 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 80.839421][ T10] #1: ffffc900000afda0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 80.839799][ T10] #2: ffffffffa03b7208 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xaf/0xab0 [ 80.840036][ T10] #3: ffff88800672d580 (&ndev->lock){++--}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 80.840273][ T10] [ 80.840273][ T10] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 80.840599][ T10] -> (&ndev->lock){++--}-{2:2} { [ 80.840741][ T10] HARDIRQ-ON-W at: [ 80.840844][ T10] __lock_acquire+0x797/0x1570 [ 80.841169][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.841336][ T10] _raw_write_lock_bh+0x38/0x50 [ 80.841503][ T10] addrconf_permanent_addr+0x6e/0x670 [ 80.841675][ T10] addrconf_notify+0x749/0xd60 [ 80.841924][ T10] notifier_call_chain+0xcd/0x150 [ 80.842091][ T10] __dev_notify_flags+0xe6/0x250 [ 80.842262][ T10] dev_change_flags+0xec/0x160 [ 80.842507][ T10] do_setlink+0x7d6/0x21e0 [ 80.842680][ T10] __rtnl_newlink+0xaa7/0xd80 [ 80.842850][ T10] rtnl_newlink+0x63/0xa0 [ 80.843016][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 80.843262][ T10] netlink_rcv_skb+0x130/0x360 [ 80.843430][ T10] netlink_unicast+0x449/0x710 [ 80.843596][ T10] netlink_sendmsg+0x723/0xbe0 [ 80.843845][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 80.844018][ T10] ___sys_sendmsg+0xee/0x170 [ 80.844185][ T10] __sys_sendmsg+0xcd/0x170 [ 80.844428][ T10] do_syscall_64+0xc6/0x1e0 [ 80.844598][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 80.844800][ T10] HARDIRQ-ON-R at: [ 80.844901][ T10] __lock_acquire+0x797/0x1570 [ 80.845145][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.845312][ T10] _raw_read_lock_bh+0x44/0x80 [ 80.845482][ T10] inet6_fill_ifla6_attrs+0x516/0x740 [ 80.845740][ T10] inet6_fill_link_af+0x5e/0xe0 [ 80.845906][ T10] rtnl_fill_ifinfo+0x1615/0x2a90 [ 80.846073][ T10] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 80.846239][ T10] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 80.846452][ T10] rtmsg_ifinfo+0x5b/0xa0 [ 80.846621][ T10] register_netdevice+0x1177/0x1690 [ 80.846795][ T10] register_netdev+0x20/0x40 [ 80.846961][ T10] vti6_init_net+0x25d/0x380 [ 80.847129][ T10] ops_init+0x9b/0x560 [ 80.847262][ T10] register_pernet_operations+0x2db/0x710 [ 80.847540][ T10] register_pernet_device+0x2a/0x60 [ 80.847706][ T10] vti6_tunnel_init+0x18/0x110 [ 80.847875][ T10] do_one_initcall+0x8d/0x1e0 [ 80.848042][ T10] do_initcalls+0x1b2/0x3e0 [ 80.848287][ T10] kernel_init_freeable+0x232/0x310 [ 80.848456][ T10] kernel_init+0x20/0x200 [ 80.848621][ T10] ret_from_fork+0x31/0x70 [ 80.848866][ T10] ret_from_fork_asm+0x1a/0x30 [ 80.849032][ T10] IN-SOFTIRQ-W at: [ 80.849136][ T10] __lock_acquire+0x797/0x1570 [ 80.849305][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.849549][ T10] _raw_write_lock+0x30/0x40 [ 80.849716][ T10] addrconf_rs_timer+0xa9/0x730 [ 80.849881][ T10] call_timer_fn+0x13b/0x230 [ 80.850125][ T10] __run_timers+0x545/0x810 [ 80.850294][ T10] run_timer_softirq+0xe8/0x1b0 [ 80.850463][ T10] __do_softirq+0x1f8/0x5df [ 80.850629][ T10] irq_exit_rcu+0x97/0xc0 [ 80.850878][ T10] sysvec_apic_timer_interrupt+0x75/0x80 [ 80.851078][ T10] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 80.851279][ T10] default_idle+0xf/0x20 [ 80.851524][ T10] default_idle_call+0x6d/0xb0 [ 80.851694][ T10] cpuidle_idle_call+0x1f4/0x280 [ 80.851860][ T10] do_idle+0xf9/0x160 [ 80.852075][ T10] cpu_startup_entry+0x54/0x60 [ 80.852244][ T10] rest_init+0x14f/0x260 [ 80.852416][ T10] start_kernel+0x318/0x3d0 [ 80.852582][ T10] x86_64_start_reservations+0x18/0x30 [ 80.852833][ T10] x86_64_start_kernel+0xba/0x110 [ 80.853004][ T10] common_startup_64+0x12c/0x138 [ 80.853175][ T10] IN-SOFTIRQ-R at: [ 80.853276][ T10] __lock_acquire+0x797/0x1570 [ 80.853445][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.853613][ T10] _raw_read_lock_bh+0x44/0x80 [ 80.853781][ T10] ipv6_get_lladdr+0xa9/0x3e0 [ 80.853961][ T10] addrconf_rs_timer+0x24a/0x730 [ 80.854128][ T10] call_timer_fn+0x13b/0x230 [ 80.854297][ T10] __run_timers+0x545/0x810 [ 80.854543][ T10] run_timer_softirq+0xe8/0x1b0 [ 80.854719][ T10] __do_softirq+0x1f8/0x5df [ 80.854889][ T10] irq_exit_rcu+0x97/0xc0 [ 80.855056][ T10] sysvec_apic_timer_interrupt+0x75/0x80 [ 80.855337][ T10] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 80.855536][ T10] default_idle+0xf/0x20 [ 80.855702][ T10] default_idle_call+0x6d/0xb0 [ 80.855949][ T10] cpuidle_idle_call+0x1f4/0x280 [ 80.856116][ T10] do_idle+0xf9/0x160 [ 80.856250][ T10] cpu_startup_entry+0x54/0x60 [ 80.856506][ T10] rest_init+0x14f/0x260 [ 80.856672][ T10] start_kernel+0x318/0x3d0 [ 80.856841][ T10] x86_64_start_reservations+0x18/0x30 [ 80.857007][ T10] x86_64_start_kernel+0xba/0x110 [ 80.857251][ T10] common_startup_64+0x12c/0x138 [ 80.857417][ T10] INITIAL USE at: [ 80.857520][ T10] __lock_acquire+0x797/0x1570 [ 80.857692][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.857939][ T10] _raw_write_lock_bh+0x38/0x50 [ 80.858114][ T10] addrconf_permanent_addr+0x6e/0x670 [ 80.858281][ T10] addrconf_notify+0x749/0xd60 [ 80.858525][ T10] notifier_call_chain+0xcd/0x150 [ 80.858692][ T10] __dev_notify_flags+0xe6/0x250 [ 80.858866][ T10] dev_change_flags+0xec/0x160 [ 80.859110][ T10] do_setlink+0x7d6/0x21e0 [ 80.859278][ T10] __rtnl_newlink+0xaa7/0xd80 [ 80.859443][ T10] rtnl_newlink+0x63/0xa0 [ 80.859615][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 80.859863][ T10] netlink_rcv_skb+0x130/0x360 [ 80.860034][ T10] netlink_unicast+0x449/0x710 [ 80.860208][ T10] netlink_sendmsg+0x723/0xbe0 [ 80.860451][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 80.860625][ T10] ___sys_sendmsg+0xee/0x170 [ 80.860795][ T10] __sys_sendmsg+0xcd/0x170 [ 80.860961][ T10] do_syscall_64+0xc6/0x1e0 [ 80.861206][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 80.861405][ T10] INITIAL READ USE at: [ 80.861504][ T10] __lock_acquire+0x797/0x1570 [ 80.861767][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.861932][ T10] _raw_read_lock_bh+0x44/0x80 [ 80.862100][ T10] inet6_fill_ifla6_attrs+0x516/0x740 [ 80.862298][ T10] inet6_fill_link_af+0x5e/0xe0 [ 80.862468][ T10] rtnl_fill_ifinfo+0x1615/0x2a90 [ 80.862640][ T10] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 80.862847][ T10] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 80.863049][ T10] rtmsg_ifinfo+0x5b/0xa0 [ 80.863216][ T10] register_netdevice+0x1177/0x1690 [ 80.863417][ T10] register_netdev+0x20/0x40 [ 80.863663][ T10] vti6_init_net+0x25d/0x380 [ 80.863830][ T10] ops_init+0x9b/0x560 [ 80.863996][ T10] register_pernet_operations+0x2db/0x710 [ 80.864271][ T10] register_pernet_device+0x2a/0x60 [ 80.864472][ T10] vti6_tunnel_init+0x18/0x110 [ 80.864638][ T10] do_one_initcall+0x8d/0x1e0 [ 80.864885][ T10] do_initcalls+0x1b2/0x3e0 [ 80.865051][ T10] kernel_init_freeable+0x232/0x310 [ 80.865251][ T10] kernel_init+0x20/0x200 [ 80.865496][ T10] ret_from_fork+0x31/0x70 [ 80.865664][ T10] ret_from_fork_asm+0x1a/0x30 [ 80.865831][ T10] } [ 80.865904][ T10] ... key at: [] __key.37+0x0/0x40 [ 80.866186][ T10] [ 80.866186][ T10] the dependencies between the lock to be acquired [ 80.866187][ T10] and SOFTIRQ-irq-unsafe lock: [ 80.866558][ T10] -> (&p->alloc_lock){+.+.}-{2:2} { [ 80.866779][ T10] HARDIRQ-ON-W at: [ 80.866882][ T10] __lock_acquire+0x797/0x1570 [ 80.867051][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.867225][ T10] _raw_spin_lock+0x30/0x40 [ 80.867393][ T10] set_mems_allowed+0x1d/0x210 [ 80.867559][ T10] kernel_init_freeable+0x72/0x310 [ 80.867726][ T10] kernel_init+0x20/0x200 [ 80.867893][ T10] ret_from_fork+0x31/0x70 [ 80.868142][ T10] ret_from_fork_asm+0x1a/0x30 [ 80.868320][ T10] SOFTIRQ-ON-W at: [ 80.868421][ T10] __lock_acquire+0x797/0x1570 [ 80.868677][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.868845][ T10] _raw_spin_lock+0x30/0x40 [ 80.869013][ T10] set_mems_allowed+0x1d/0x210 [ 80.869187][ T10] kernel_init_freeable+0x72/0x310 [ 80.869354][ T10] kernel_init+0x20/0x200 [ 80.869525][ T10] ret_from_fork+0x31/0x70 [ 80.869694][ T10] ret_from_fork_asm+0x1a/0x30 [ 80.869863][ T10] INITIAL USE at: [ 80.869966][ T10] __lock_acquire+0x797/0x1570 [ 80.870135][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.870303][ T10] _raw_spin_lock+0x30/0x40 [ 80.870552][ T10] set_mems_allowed+0x1d/0x210 [ 80.870727][ T10] kernel_init_freeable+0x72/0x310 [ 80.870896][ T10] kernel_init+0x20/0x200 [ 80.871142][ T10] ret_from_fork+0x31/0x70 [ 80.871314][ T10] ret_from_fork_asm+0x1a/0x30 [ 80.871483][ T10] } [ 80.871551][ T10] ... key at: [] __key.388+0x0/0x40 [ 80.871907][ T10] ... acquired at: [ 80.872012][ T10] check_prev_add+0x194/0xce0 [ 80.872149][ T10] validate_chain+0x71d/0x9b0 [ 80.872282][ T10] __lock_acquire+0xaf0/0x1570 [ 80.872416][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.872627][ T10] _raw_spin_lock+0x30/0x40 [ 80.872765][ T10] __get_task_comm+0x27/0x70 [ 80.872902][ T10] ref_tracker_alloc+0x2ee/0x490 [ 80.873036][ T10] netdev_get_by_index+0x5e/0x80 [ 80.873247][ T10] fib6_nh_init+0x3d8/0x1580 [ 80.873385][ T10] ip6_route_info_create+0xf18/0x17d0 [ 80.873519][ T10] addrconf_f6i_alloc+0x265/0x560 [ 80.873653][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 80.873866][ T10] addrconf_join_anycast+0x1c0/0x220 [ 80.874000][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 80.874135][ T10] addrconf_dad_completed+0x12b/0xe20 [ 80.874268][ T10] addrconf_dad_begin+0x310/0x670 [ 80.874482][ T10] addrconf_dad_work+0x10b/0xab0 [ 80.874616][ T10] process_one_work+0xe2c/0x1730 [ 80.874754][ T10] worker_thread+0x587/0xd30 [ 80.874887][ T10] kthread+0x28a/0x350 [ 80.874989][ T10] ret_from_fork+0x31/0x70 [ 80.875200][ T10] ret_from_fork_asm+0x1a/0x30 [ 80.875334][ T10] [ 80.875405][ T10] [ 80.875405][ T10] stack backtrace: [ 80.875571][ T10] CPU: 3 PID: 10 Comm: kworker/u16:0 Not tainted 6.9.0-rc1-virtme #1 [ 80.875854][ T10] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 80.876155][ T10] Workqueue: ipv6_addrconf addrconf_dad_work [ 80.876332][ T10] Call Trace: [ 80.876519][ T10] [ 80.876589][ T10] dump_stack_lvl+0x82/0xd0 [ 80.876730][ T10] print_bad_irq_dependency+0x957/0xd40 [ 80.876869][ T10] ? __pfx_validate_chain+0x10/0x10 [ 80.877004][ T10] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 80.877245][ T10] ? __pfx_usage_skip+0x10/0x10 [ 80.877378][ T10] ? __bfs+0x246/0x650 [ 80.877480][ T10] ? __pfx_usage_match+0x10/0x10 [ 80.877616][ T10] check_irq_usage+0x596/0x850 [ 80.877828][ T10] ? __pfx_check_irq_usage+0x10/0x10 [ 80.877962][ T10] ? __bfs+0x246/0x650 [ 80.878066][ T10] ? __pfx_hlock_conflict+0x10/0x10 [ 80.878201][ T10] ? check_path.constprop.0+0x24/0x50 [ 80.878411][ T10] ? check_noncircular+0x14c/0x3e0 [ 80.878545][ T10] ? __pfx_check_noncircular+0x10/0x10 [ 80.878685][ T10] ? check_prev_add+0x194/0xce0 [ 80.878818][ T10] check_prev_add+0x194/0xce0 [ 80.878952][ T10] ? validate_chain+0x130/0x9b0 [ 80.879161][ T10] validate_chain+0x71d/0x9b0 [ 80.879298][ T10] ? mark_lock+0x38/0x3e0 [ 80.879400][ T10] ? __pfx_validate_chain+0x10/0x10 [ 80.879535][ T10] ? hlock_class+0x4e/0x130 [ 80.879756][ T10] ? mark_lock+0x38/0x3e0 [ 80.879858][ T10] __lock_acquire+0xaf0/0x1570 [ 80.879994][ T10] lock_acquire.part.0+0xeb/0x330 [ 80.880128][ T10] ? __get_task_comm+0x27/0x70 [ 80.880261][ T10] ? mark_lock+0x38/0x3e0 [ 80.880363][ T10] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 80.880503][ T10] ? trace_lock_acquire+0x135/0x1c0 [ 80.880636][ T10] ? __get_task_comm+0x27/0x70 [ 80.880772][ T10] ? lock_acquire+0x32/0xc0 [ 80.880914][ T10] ? __get_task_comm+0x27/0x70 [ 80.881048][ T10] _raw_spin_lock+0x30/0x40 [ 80.881181][ T10] ? __get_task_comm+0x27/0x70 [ 80.881316][ T10] __get_task_comm+0x27/0x70 [ 80.881525][ T10] ref_tracker_alloc+0x2ee/0x490 [ 80.881659][ T10] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 80.881795][ T10] ? dev_get_by_index+0x177/0x270 [ 80.881927][ T10] ? netdev_get_by_index+0x5e/0x80 [ 80.882060][ T10] ? fib6_nh_init+0x3d8/0x1580 [ 80.882343][ T10] ? ip6_route_info_create+0xf18/0x17d0 [ 80.882479][ T10] ? addrconf_f6i_alloc+0x265/0x560 [ 80.882612][ T10] ? __ipv6_dev_ac_inc+0x25f/0xb10 [ 80.882746][ T10] ? addrconf_join_anycast+0x1c0/0x220 [ 80.882957][ T10] ? __ipv6_ifa_notify+0x6b3/0xaf0 [ 80.883095][ T10] ? addrconf_dad_completed+0x12b/0xe20 [ 80.883227][ T10] ? addrconf_dad_begin+0x310/0x670 [ 80.883367][ T10] ? addrconf_dad_work+0x10b/0xab0 [ 80.883576][ T10] ? process_one_work+0xe2c/0x1730 [ 80.883709][ T10] ? worker_thread+0x587/0xd30 [ 80.883845][ T10] ? kthread+0x28a/0x350 [ 80.883953][ T10] ? ret_from_fork+0x31/0x70 [ 80.884091][ T10] ? ret_from_fork_asm+0x1a/0x30 [ 80.884302][ T10] ? dev_get_by_index+0x177/0x270 [ 80.884437][ T10] netdev_get_by_index+0x5e/0x80 [ 80.884570][ T10] fib6_nh_init+0x3d8/0x1580 [ 80.884705][ T10] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 80.884948][ T10] ? __pfx_fib6_nh_init+0x10/0x10 [ 80.885080][ T10] ? kasan_save_track+0x14/0x30 [ 80.885219][ T10] ? __kasan_kmalloc+0x7f/0x90 [ 80.885357][ T10] ? __kmalloc+0x1d7/0x3c0 [ 80.885569][ T10] ? fib6_get_table+0x116/0x290 [ 80.885704][ T10] ip6_route_info_create+0xf18/0x17d0 [ 80.885838][ T10] ? __lock_release+0x103/0x460 [ 80.885973][ T10] ? __pfx_ip6_route_info_create+0x10/0x10 [ 80.886218][ T10] ? addrconf_f6i_alloc+0x12d/0x560 [ 80.886360][ T10] addrconf_f6i_alloc+0x265/0x560 [ 80.886493][ T10] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 80.886633][ T10] ? do_raw_write_lock+0x122/0x3b0 [ 80.886843][ T10] ? __pfx_do_raw_write_lock+0x10/0x10 [ 80.886975][ T10] ? lock_acquire+0x32/0xc0 [ 80.887109][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 80.887250][ T10] ? mark_held_locks+0x9e/0xe0 [ 80.887461][ T10] addrconf_join_anycast+0x1c0/0x220 [ 80.887595][ T10] ? ip6_ins_rt+0xbd/0x110 [ 80.887728][ T10] ? __pfx_addrconf_join_anycast+0x10/0x10 [ 80.887897][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 80.888111][ T10] ? __pfx___ipv6_ifa_notify+0x10/0x10 [ 80.888250][ T10] ? __pfx___cancel_work+0x10/0x10 [ 80.888384][ T10] ? find_held_lock+0x2c/0x110 [ 80.888518][ T10] ? addrconf_dad_completed+0x12b/0xe20 [ 80.888654][ T10] addrconf_dad_completed+0x12b/0xe20 [ 80.888864][ T10] ? hlock_class+0x4e/0x130 [ 80.888997][ T10] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 80.889168][ T10] ? mark_held_locks+0x9e/0xe0 [ 80.889306][ T10] ? addrconf_dad_begin+0x310/0x670 [ 80.889513][ T10] addrconf_dad_begin+0x310/0x670 [ 80.889646][ T10] ? hlock_class+0x4e/0x130 [ 80.889779][ T10] ? __pfx_addrconf_dad_begin+0x10/0x10 [ 80.889912][ T10] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 80.890159][ T10] addrconf_dad_work+0x10b/0xab0 [ 80.890293][ T10] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 80.890432][ T10] ? __pfx_addrconf_dad_work+0x10/0x10 [ 80.890564][ T10] ? process_one_work+0xde2/0x1730 [ 80.890791][ T10] ? lock_acquire+0x32/0xc0 [ 80.890925][ T10] ? process_one_work+0xde2/0x1730 [ 80.891062][ T10] process_one_work+0xe2c/0x1730 [ 80.891197][ T10] ? __pfx___lock_release+0x10/0x10 [ 80.891331][ T10] ? __pfx_process_one_work+0x10/0x10 [ 80.891470][ T10] ? assign_work+0x16c/0x240 [ 80.891605][ T10] worker_thread+0x587/0xd30 [ 80.891740][ T10] ? __pfx_worker_thread+0x10/0x10 [ 80.891879][ T10] kthread+0x28a/0x350 [ 80.891981][ T10] ? __pfx_kthread+0x10/0x10 [ 80.892116][ T10] ret_from_fork+0x31/0x70 [ 80.892250][ T10] ? __pfx_kthread+0x10/0x10 [ 80.892382][ T10] ret_from_fork_asm+0x1a/0x30 [ 80.892676][ T10] [ 81.646526][ T683] eth2: renamed from tmp [ 82.806080][ T694] l2tp_core: L2TP core driver, V2.0 [ 82.816283][ T694] l2tp_netlink: L2TP netlink interface [ 82.925653][ T695] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 83.121282][ T699] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 84.139919][ T709] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 86.125253][ T729] Initializing XFRM netlink socket