[ 57.711402][ T547] [ 57.711543][ T547] ===================================================== [ 57.711759][ T547] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 57.712006][ T547] 6.9.0-rc1-virtme #1 Not tainted [ 57.712348][ T547] ----------------------------------------------------- [ 57.712584][ T547] ip/547 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 57.712792][ T547] ffff888005954ee8 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 57.713103][ T547] [ 57.713103][ T547] and this task is already holding: [ 57.713348][ T547] ffff888005893d80 (&ndev->lock){++--}-{2:2}, at: addrconf_permanent_addr+0x6e/0x670 [ 57.713660][ T547] which would create a new lock dependency: [ 57.713874][ T547] (&ndev->lock){++--}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 57.714131][ T547] [ 57.714131][ T547] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 57.714429][ T547] (&ndev->lock){++--}-{2:2} [ 57.714434][ T547] [ 57.714434][ T547] ... which became SOFTIRQ-irq-safe at: [ 57.714844][ T547] __lock_acquire+0x797/0x1570 [ 57.715011][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.715174][ T547] _raw_write_lock+0x30/0x40 [ 57.715361][ T547] addrconf_rs_timer+0xa9/0x730 [ 57.715532][ T547] call_timer_fn+0x13b/0x230 [ 57.715704][ T547] __run_timers+0x545/0x810 [ 57.715871][ T547] timer_expire_remote+0x9b/0xe0 [ 57.716040][ T547] tmigr_handle_remote_cpu+0x270/0x430 [ 57.716208][ T547] tmigr_handle_remote_up+0x19f/0x2e0 [ 57.716375][ T547] tmigr_handle_remote+0x21d/0x3a0 [ 57.716540][ T547] __do_softirq+0x1f8/0x5df [ 57.716707][ T547] irq_exit_rcu+0x97/0xc0 [ 57.716871][ T547] sysvec_apic_timer_interrupt+0x75/0x80 [ 57.717041][ T547] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 57.717249][ T547] default_idle+0xf/0x20 [ 57.717371][ T547] default_idle_call+0x6d/0xb0 [ 57.717537][ T547] cpuidle_idle_call+0x1f4/0x280 [ 57.717709][ T547] do_idle+0xf9/0x160 [ 57.717839][ T547] cpu_startup_entry+0x54/0x60 [ 57.718001][ T547] start_secondary+0x21c/0x2b0 [ 57.718163][ T547] common_startup_64+0x12c/0x138 [ 57.718326][ T547] [ 57.718326][ T547] to a SOFTIRQ-irq-unsafe lock: [ 57.718537][ T547] (&p->alloc_lock){+.+.}-{2:2} [ 57.718542][ T547] [ 57.718542][ T547] ... which became SOFTIRQ-irq-unsafe at: [ 57.718949][ T547] ... [ 57.718951][ T547] __lock_acquire+0x797/0x1570 [ 57.719198][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.719372][ T547] _raw_spin_lock+0x30/0x40 [ 57.719533][ T547] set_mems_allowed+0x1d/0x210 [ 57.719704][ T547] kernel_init_freeable+0x72/0x310 [ 57.719874][ T547] kernel_init+0x20/0x200 [ 57.720041][ T547] ret_from_fork+0x31/0x70 [ 57.720212][ T547] ret_from_fork_asm+0x1a/0x30 [ 57.720376][ T547] [ 57.720376][ T547] other info that might help us debug this: [ 57.720376][ T547] [ 57.720706][ T547] Possible interrupt unsafe locking scenario: [ 57.720706][ T547] [ 57.720946][ T547] CPU0 CPU1 [ 57.721200][ T547] ---- ---- [ 57.721373][ T547] lock(&p->alloc_lock); [ 57.721500][ T547] local_irq_disable(); [ 57.721717][ T547] lock(&ndev->lock); [ 57.721919][ T547] lock(&p->alloc_lock); [ 57.722149][ T547] [ 57.722290][ T547] lock(&ndev->lock); [ 57.722418][ T547] [ 57.722418][ T547] *** DEADLOCK *** [ 57.722418][ T547] [ 57.722663][ T547] 2 locks held by ip/547: [ 57.722787][ T547] #0: ffffffff8b7acdc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xbf0 [ 57.723084][ T547] #1: ffff888005893d80 (&ndev->lock){++--}-{2:2}, at: addrconf_permanent_addr+0x6e/0x670 [ 57.723375][ T547] [ 57.723375][ T547] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 57.723700][ T547] -> (&ndev->lock){++--}-{2:2} { [ 57.723882][ T547] HARDIRQ-ON-W at: [ 57.724007][ T547] __lock_acquire+0x797/0x1570 [ 57.724212][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.724419][ T547] _raw_write_lock_bh+0x38/0x50 [ 57.724622][ T547] addrconf_permanent_addr+0x6e/0x670 [ 57.724829][ T547] addrconf_notify+0x749/0xd60 [ 57.725058][ T547] notifier_call_chain+0xcd/0x150 [ 57.725267][ T547] __dev_notify_flags+0xe6/0x250 [ 57.725472][ T547] dev_change_flags+0xec/0x160 [ 57.725686][ T547] do_setlink+0x7d6/0x21e0 [ 57.725894][ T547] __rtnl_newlink+0xaa7/0xd80 [ 57.726101][ T547] rtnl_newlink+0x63/0xa0 [ 57.726307][ T547] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 57.726515][ T547] netlink_rcv_skb+0x130/0x360 [ 57.726724][ T547] netlink_unicast+0x449/0x710 [ 57.726932][ T547] netlink_sendmsg+0x723/0xbe0 [ 57.727137][ T547] ____sys_sendmsg+0x7b2/0xa10 [ 57.727349][ T547] ___sys_sendmsg+0xee/0x170 [ 57.727570][ T547] __sys_sendmsg+0xcd/0x170 [ 57.727782][ T547] do_syscall_64+0xc6/0x1e0 [ 57.728017][ T547] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 57.728268][ T547] HARDIRQ-ON-R at: [ 57.728397][ T547] __lock_acquire+0x797/0x1570 [ 57.728603][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.728814][ T547] _raw_read_lock_bh+0x44/0x80 [ 57.729017][ T547] inet6_fill_ifla6_attrs+0x516/0x740 [ 57.729241][ T547] inet6_fill_link_af+0x5e/0xe0 [ 57.729451][ T547] rtnl_fill_ifinfo+0x1612/0x29e0 [ 57.729658][ T547] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 57.729861][ T547] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 57.730117][ T547] rtmsg_ifinfo+0x5b/0xa0 [ 57.730330][ T547] register_netdevice+0x1177/0x1690 [ 57.730539][ T547] register_netdev+0x20/0x40 [ 57.730743][ T547] sit_init_net+0x250/0x4f0 [ 57.730957][ T547] ops_init+0x9b/0x560 [ 57.731134][ T547] register_pernet_operations+0x2db/0x710 [ 57.731382][ T547] register_pernet_device+0x2a/0x60 [ 57.731595][ T547] sit_init+0x23/0xe0 [ 57.731768][ T547] do_one_initcall+0x8d/0x1e0 [ 57.731970][ T547] do_initcalls+0x1b2/0x3e0 [ 57.732203][ T547] kernel_init_freeable+0x232/0x310 [ 57.732412][ T547] kernel_init+0x20/0x200 [ 57.732622][ T547] ret_from_fork+0x31/0x70 [ 57.732835][ T547] ret_from_fork_asm+0x1a/0x30 [ 57.733044][ T547] IN-SOFTIRQ-W at: [ 57.733185][ T547] __lock_acquire+0x797/0x1570 [ 57.733397][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.733604][ T547] _raw_write_lock+0x30/0x40 [ 57.733822][ T547] addrconf_rs_timer+0xa9/0x730 [ 57.734033][ T547] call_timer_fn+0x13b/0x230 [ 57.734236][ T547] __run_timers+0x545/0x810 [ 57.734442][ T547] timer_expire_remote+0x9b/0xe0 [ 57.734659][ T547] tmigr_handle_remote_cpu+0x270/0x430 [ 57.734860][ T547] tmigr_handle_remote_up+0x19f/0x2e0 [ 57.735072][ T547] tmigr_handle_remote+0x21d/0x3a0 [ 57.735275][ T547] __do_softirq+0x1f8/0x5df [ 57.735475][ T547] irq_exit_rcu+0x97/0xc0 [ 57.735689][ T547] sysvec_apic_timer_interrupt+0x75/0x80 [ 57.735941][ T547] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 57.736181][ T547] default_idle+0xf/0x20 [ 57.736386][ T547] default_idle_call+0x6d/0xb0 [ 57.736588][ T547] cpuidle_idle_call+0x1f4/0x280 [ 57.736792][ T547] do_idle+0xf9/0x160 [ 57.736955][ T547] cpu_startup_entry+0x54/0x60 [ 57.737162][ T547] start_secondary+0x21c/0x2b0 [ 57.737378][ T547] common_startup_64+0x12c/0x138 [ 57.737581][ T547] IN-SOFTIRQ-R at: [ 57.737703][ T547] __lock_acquire+0x797/0x1570 [ 57.737901][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.738101][ T547] _raw_read_lock_bh+0x44/0x80 [ 57.738307][ T547] ipv6_get_lladdr+0xa9/0x3e0 [ 57.738510][ T547] addrconf_rs_timer+0x24a/0x730 [ 57.738712][ T547] call_timer_fn+0x13b/0x230 [ 57.738915][ T547] __run_timers+0x545/0x810 [ 57.739129][ T547] timer_expire_remote+0x9b/0xe0 [ 57.739330][ T547] tmigr_handle_remote_cpu+0x270/0x430 [ 57.739544][ T547] tmigr_handle_remote_up+0x19f/0x2e0 [ 57.739768][ T547] tmigr_handle_remote+0x21d/0x3a0 [ 57.739970][ T547] __do_softirq+0x1f8/0x5df [ 57.740178][ T547] irq_exit_rcu+0x97/0xc0 [ 57.740379][ T547] sysvec_apic_timer_interrupt+0x75/0x80 [ 57.740621][ T547] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 57.740866][ T547] default_idle+0xf/0x20 [ 57.741080][ T547] default_idle_call+0x6d/0xb0 [ 57.741280][ T547] cpuidle_idle_call+0x1f4/0x280 [ 57.741483][ T547] do_idle+0xf9/0x160 [ 57.741655][ T547] cpu_startup_entry+0x54/0x60 [ 57.741857][ T547] start_secondary+0x21c/0x2b0 [ 57.742059][ T547] common_startup_64+0x12c/0x138 [ 57.742274][ T547] INITIAL USE at: [ 57.742403][ T547] __lock_acquire+0x797/0x1570 [ 57.742602][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.742805][ T547] _raw_write_lock_bh+0x38/0x50 [ 57.743005][ T547] addrconf_permanent_addr+0x6e/0x670 [ 57.743210][ T547] addrconf_notify+0x749/0xd60 [ 57.743420][ T547] notifier_call_chain+0xcd/0x150 [ 57.743664][ T547] __dev_notify_flags+0xe6/0x250 [ 57.743870][ T547] dev_change_flags+0xec/0x160 [ 57.744079][ T547] do_setlink+0x7d6/0x21e0 [ 57.744291][ T547] __rtnl_newlink+0xaa7/0xd80 [ 57.744496][ T547] rtnl_newlink+0x63/0xa0 [ 57.744698][ T547] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 57.744899][ T547] netlink_rcv_skb+0x130/0x360 [ 57.745115][ T547] netlink_unicast+0x449/0x710 [ 57.745325][ T547] netlink_sendmsg+0x723/0xbe0 [ 57.745535][ T547] ____sys_sendmsg+0x7b2/0xa10 [ 57.745743][ T547] ___sys_sendmsg+0xee/0x170 [ 57.746055][ T547] __sys_sendmsg+0xcd/0x170 [ 57.746257][ T547] do_syscall_64+0xc6/0x1e0 [ 57.746461][ T547] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 57.746818][ T547] INITIAL READ USE at: [ 57.746942][ T547] __lock_acquire+0x797/0x1570 [ 57.747156][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.747363][ T547] _raw_read_lock_bh+0x44/0x80 [ 57.747565][ T547] inet6_fill_ifla6_attrs+0x516/0x740 [ 57.747811][ T547] inet6_fill_link_af+0x5e/0xe0 [ 57.748014][ T547] rtnl_fill_ifinfo+0x1612/0x29e0 [ 57.748329][ T547] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 57.748566][ T547] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 57.748808][ T547] rtmsg_ifinfo+0x5b/0xa0 [ 57.749112][ T547] register_netdevice+0x1177/0x1690 [ 57.749360][ T547] register_netdev+0x20/0x40 [ 57.749564][ T547] sit_init_net+0x250/0x4f0 [ 57.749872][ T547] ops_init+0x9b/0x560 [ 57.750077][ T547] register_pernet_operations+0x2db/0x710 [ 57.750320][ T547] register_pernet_device+0x2a/0x60 [ 57.750670][ T547] sit_init+0x23/0xe0 [ 57.750877][ T547] do_one_initcall+0x8d/0x1e0 [ 57.751082][ T547] do_initcalls+0x1b2/0x3e0 [ 57.751291][ T547] kernel_init_freeable+0x232/0x310 [ 57.751627][ T547] kernel_init+0x20/0x200 [ 57.751845][ T547] ret_from_fork+0x31/0x70 [ 57.752047][ T547] ret_from_fork_asm+0x1a/0x30 [ 57.752449][ T547] } [ 57.752535][ T547] ... key at: [] __key.36+0x0/0x40 [ 57.752791][ T547] [ 57.752791][ T547] the dependencies between the lock to be acquired [ 57.752792][ T547] and SOFTIRQ-irq-unsafe lock: [ 57.753323][ T547] -> (&p->alloc_lock){+.+.}-{2:2} { [ 57.753491][ T547] HARDIRQ-ON-W at: [ 57.753622][ T547] __lock_acquire+0x797/0x1570 [ 57.753931][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.754137][ T547] _raw_spin_lock+0x30/0x40 [ 57.754339][ T547] set_mems_allowed+0x1d/0x210 [ 57.754548][ T547] kernel_init_freeable+0x72/0x310 [ 57.754867][ T547] kernel_init+0x20/0x200 [ 57.755069][ T547] ret_from_fork+0x31/0x70 [ 57.755304][ T547] ret_from_fork_asm+0x1a/0x30 [ 57.755518][ T547] SOFTIRQ-ON-W at: [ 57.755639][ T547] __lock_acquire+0x797/0x1570 [ 57.755846][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.756055][ T547] _raw_spin_lock+0x30/0x40 [ 57.756358][ T547] set_mems_allowed+0x1d/0x210 [ 57.756562][ T547] kernel_init_freeable+0x72/0x310 [ 57.756762][ T547] kernel_init+0x20/0x200 [ 57.757162][ T547] ret_from_fork+0x31/0x70 [ 57.757364][ T547] ret_from_fork_asm+0x1a/0x30 [ 57.757567][ T547] INITIAL USE at: [ 57.757687][ T547] __lock_acquire+0x797/0x1570 [ 57.757980][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.758186][ T547] _raw_spin_lock+0x30/0x40 [ 57.758391][ T547] set_mems_allowed+0x1d/0x210 [ 57.758596][ T547] kernel_init_freeable+0x72/0x310 [ 57.758910][ T547] kernel_init+0x20/0x200 [ 57.759114][ T547] ret_from_fork+0x31/0x70 [ 57.759322][ T547] ret_from_fork_asm+0x1a/0x30 [ 57.759526][ T547] } [ 57.759611][ T547] ... key at: [] __key.387+0x0/0x40 [ 57.759878][ T547] ... acquired at: [ 57.760004][ T547] check_prev_add+0x194/0xce0 [ 57.760278][ T547] validate_chain+0x71d/0x9b0 [ 57.760447][ T547] __lock_acquire+0xaf0/0x1570 [ 57.760616][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.760777][ T547] _raw_spin_lock+0x30/0x40 [ 57.760940][ T547] __get_task_comm+0x27/0x70 [ 57.761203][ T547] ref_tracker_alloc+0x2ee/0x490 [ 57.761368][ T547] netdev_get_by_index+0x5e/0x80 [ 57.761534][ T547] fib6_nh_init+0x3d8/0x15b0 [ 57.761702][ T547] ip6_route_info_create+0xf18/0x17d0 [ 57.761963][ T547] addrconf_f6i_alloc+0x244/0x410 [ 57.762132][ T547] addrconf_permanent_addr+0x1ed/0x670 [ 57.762319][ T547] addrconf_notify+0x749/0xd60 [ 57.762480][ T547] notifier_call_chain+0xcd/0x150 [ 57.762759][ T547] __dev_notify_flags+0xe6/0x250 [ 57.762920][ T547] dev_change_flags+0xec/0x160 [ 57.763087][ T547] do_setlink+0x7d6/0x21e0 [ 57.763254][ T547] __rtnl_newlink+0xaa7/0xd80 [ 57.763429][ T547] rtnl_newlink+0x63/0xa0 [ 57.763590][ T547] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 57.763751][ T547] netlink_rcv_skb+0x130/0x360 [ 57.763925][ T547] netlink_unicast+0x449/0x710 [ 57.764084][ T547] netlink_sendmsg+0x723/0xbe0 [ 57.764333][ T547] ____sys_sendmsg+0x7b2/0xa10 [ 57.764499][ T547] ___sys_sendmsg+0xee/0x170 [ 57.764664][ T547] __sys_sendmsg+0xcd/0x170 [ 57.764831][ T547] do_syscall_64+0xc6/0x1e0 [ 57.765090][ T547] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 57.765292][ T547] [ 57.765379][ T547] [ 57.765379][ T547] stack backtrace: [ 57.765577][ T547] CPU: 0 PID: 547 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 57.765906][ T547] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 57.766301][ T547] Call Trace: [ 57.766440][ T547] [ 57.766617][ T547] dump_stack_lvl+0x82/0xd0 [ 57.766784][ T547] print_bad_irq_dependency+0x957/0xd40 [ 57.766950][ T547] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 57.767156][ T547] ? __pfx_usage_skip+0x10/0x10 [ 57.767411][ T547] ? __bfs+0x246/0x650 [ 57.767534][ T547] ? __pfx_usage_match+0x10/0x10 [ 57.767695][ T547] check_irq_usage+0x596/0x850 [ 57.767861][ T547] ? __pfx_check_irq_usage+0x10/0x10 [ 57.768026][ T547] ? __bfs+0x246/0x650 [ 57.768242][ T547] ? __pfx_hlock_conflict+0x10/0x10 [ 57.768410][ T547] ? check_path.constprop.0+0x24/0x50 [ 57.768575][ T547] ? check_noncircular+0x14c/0x3e0 [ 57.768736][ T547] ? __pfx_check_noncircular+0x10/0x10 [ 57.768998][ T547] ? find_held_lock+0x2c/0x110 [ 57.769164][ T547] ? check_prev_add+0x194/0xce0 [ 57.769328][ T547] check_prev_add+0x194/0xce0 [ 57.769491][ T547] ? validate_chain+0x130/0x9b0 [ 57.769651][ T547] validate_chain+0x71d/0x9b0 [ 57.770005][ T547] ? mark_lock+0x38/0x3e0 [ 57.770131][ T547] ? __pfx_validate_chain+0x10/0x10 [ 57.770293][ T547] ? hlock_class+0x4e/0x130 [ 57.770451][ T547] ? mark_lock+0x38/0x3e0 [ 57.770676][ T547] __lock_acquire+0xaf0/0x1570 [ 57.770848][ T547] lock_acquire.part.0+0xeb/0x330 [ 57.771011][ T547] ? __get_task_comm+0x27/0x70 [ 57.771174][ T547] ? mark_lock+0x38/0x3e0 [ 57.771303][ T547] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 57.771472][ T547] ? trace_lock_acquire+0x135/0x1c0 [ 57.771642][ T547] ? __get_task_comm+0x27/0x70 [ 57.771803][ T547] ? lock_acquire+0x32/0xc0 [ 57.771965][ T547] ? __get_task_comm+0x27/0x70 [ 57.772245][ T547] _raw_spin_lock+0x30/0x40 [ 57.772413][ T547] ? __get_task_comm+0x27/0x70 [ 57.772572][ T547] __get_task_comm+0x27/0x70 [ 57.772742][ T547] ref_tracker_alloc+0x2ee/0x490 [ 57.773014][ T547] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 57.773175][ T547] ? dev_get_by_index+0x177/0x270 [ 57.773336][ T547] ? netdev_get_by_index+0x5e/0x80 [ 57.773507][ T547] ? fib6_nh_init+0x3d8/0x15b0 [ 57.773674][ T547] ? ip6_route_info_create+0xf18/0x17d0 [ 57.773936][ T547] ? addrconf_f6i_alloc+0x244/0x410 [ 57.774099][ T547] ? addrconf_permanent_addr+0x1ed/0x670 [ 57.774270][ T547] ? addrconf_notify+0x749/0xd60 [ 57.774439][ T547] ? notifier_call_chain+0xcd/0x150 [ 57.774698][ T547] ? __dev_notify_flags+0xe6/0x250 [ 57.774871][ T547] ? dev_change_flags+0xec/0x160 [ 57.775030][ T547] ? do_setlink+0x7d6/0x21e0 [ 57.775194][ T547] ? __rtnl_newlink+0xaa7/0xd80 [ 57.775450][ T547] ? rtnl_newlink+0x63/0xa0 [ 57.775611][ T547] ? rtnetlink_rcv_msg+0x2fb/0xbf0 [ 57.775777][ T547] ? netlink_rcv_skb+0x130/0x360 [ 57.775940][ T547] ? netlink_unicast+0x449/0x710 [ 57.776191][ T547] ? netlink_sendmsg+0x723/0xbe0 [ 57.776367][ T547] ? dev_get_by_index+0x177/0x270 [ 57.776535][ T547] netdev_get_by_index+0x5e/0x80 [ 57.776699][ T547] fib6_nh_init+0x3d8/0x15b0 [ 57.776860][ T547] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 57.777161][ T547] ? __pfx_fib6_nh_init+0x10/0x10 [ 57.777332][ T547] ? __kasan_kmalloc+0x7f/0x90 [ 57.777502][ T547] ? trace_kmalloc+0x2a/0xe0 [ 57.777665][ T547] ? __kmalloc+0x1d7/0x3c0 [ 57.777922][ T547] ip6_route_info_create+0xf18/0x17d0 [ 57.778086][ T547] ? __pfx_ip6_route_info_create+0x10/0x10 [ 57.778291][ T547] ? mark_lock+0x38/0x3e0 [ 57.778414][ T547] addrconf_f6i_alloc+0x244/0x410 [ 57.778683][ T547] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 57.778846][ T547] ? lock_acquire.part.0+0xeb/0x330 [ 57.779009][ T547] ? __pfx_do_raw_write_lock+0x10/0x10 [ 57.779166][ T547] ? lock_acquire+0x32/0xc0 [ 57.779426][ T547] ? addrconf_permanent_addr+0x6e/0x670 [ 57.779589][ T547] addrconf_permanent_addr+0x1ed/0x670 [ 57.779755][ T547] addrconf_notify+0x749/0xd60 [ 57.779915][ T547] notifier_call_chain+0xcd/0x150 [ 57.780181][ T547] __dev_notify_flags+0xe6/0x250 [ 57.780344][ T547] ? __pfx___dev_notify_flags+0x10/0x10 [ 57.780517][ T547] ? __dev_change_flags+0x469/0x6c0 [ 57.780681][ T547] ? __pfx___dev_change_flags+0x10/0x10 [ 57.780844][ T547] ? find_held_lock+0x2c/0x110 [ 57.781097][ T547] dev_change_flags+0xec/0x160 [ 57.781266][ T547] do_setlink+0x7d6/0x21e0 [ 57.781437][ T547] ? is_bpf_text_address+0x6c/0x120 [ 57.781607][ T547] ? __pfx_do_setlink+0x10/0x10 [ 57.781859][ T547] ? is_bpf_text_address+0x71/0x120 [ 57.782022][ T547] ? kernel_text_address+0xce/0xe0 [ 57.782202][ T547] ? __kernel_text_address+0x12/0x40 [ 57.782363][ T547] ? unwind_get_return_address+0x5e/0xa0 [ 57.782736][ T547] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 57.782937][ T547] ? arch_stack_walk+0xa2/0xf0 [ 57.783111][ T547] ? stack_trace_save+0x94/0xd0 [ 57.783283][ T547] ? __pfx_stack_trace_save+0x10/0x10 [ 57.783446][ T547] ? stack_depot_save_flags+0x45/0x530 [ 57.783608][ T547] ? mark_lock+0x38/0x3e0 [ 57.783733][ T547] ? kasan_save_stack+0x34/0x50 [ 57.783895][ T547] ? kasan_save_stack+0x24/0x50 [ 57.784060][ T547] ? kasan_save_track+0x14/0x30 [ 57.784329][ T547] ? __kasan_kmalloc+0x7f/0x90 [ 57.784492][ T547] ? rtnl_newlink+0x4a/0xa0 [ 57.784659][ T547] ? rtnetlink_rcv_msg+0x2fb/0xbf0 [ 57.784834][ T547] ? netlink_rcv_skb+0x130/0x360 [ 57.785091][ T547] ? __nla_validate_parse+0x30/0x3d0 [ 57.785254][ T547] ? netlink_sendmsg+0x723/0xbe0 [ 57.785415][ T547] ? ____sys_sendmsg+0x7b2/0xa10 [ 57.785575][ T547] ? ___sys_sendmsg+0xee/0x170 [ 57.785827][ T547] __rtnl_newlink+0xaa7/0xd80 [ 57.785995][ T547] ? hlock_class+0x4e/0x130 [ 57.786158][ T547] ? __pfx___rtnl_newlink+0x10/0x10 [ 57.786323][ T547] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 57.786621][ T547] ? __create_object+0x5e/0xb0 [ 57.786784][ T547] ? trace_kmalloc+0x2a/0xe0 [ 57.786960][ T547] rtnl_newlink+0x63/0xa0 [ 57.787082][ T547] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 57.787243][ T547] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 57.787498][ T547] ? hlock_class+0x4e/0x130 [ 57.787658][ T547] ? mark_lock+0x38/0x3e0 [ 57.787793][ T547] ? __lock_acquire+0xaf0/0x1570 [ 57.787966][ T547] netlink_rcv_skb+0x130/0x360 [ 57.788224][ T547] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 57.788386][ T547] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 57.788548][ T547] ? lock_acquire.part.0+0xeb/0x330 [ 57.788715][ T547] ? netlink_deliver_tap+0xc8/0x340 [ 57.788986][ T547] ? lock_acquire+0x32/0xc0 [ 57.789148][ T547] ? netlink_deliver_tap+0xc8/0x340 [ 57.789319][ T547] ? netlink_deliver_tap+0xc8/0x340 [ 57.789482][ T547] ? netlink_deliver_tap+0x149/0x340 [ 57.789651][ T547] netlink_unicast+0x449/0x710 [ 57.789906][ T547] ? __pfx_netlink_unicast+0x10/0x10 [ 57.790074][ T547] ? find_held_lock+0x2c/0x110 [ 57.790241][ T547] netlink_sendmsg+0x723/0xbe0 [ 57.790406][ T547] ? __pfx_netlink_sendmsg+0x10/0x10 [ 57.790571][ T547] ? __might_fault+0xc3/0x170 [ 57.790736][ T547] ? __import_iovec+0x35d/0x5d0 [ 57.790915][ T547] ____sys_sendmsg+0x7b2/0xa10 [ 57.791076][ T547] ? __pfx_____sys_sendmsg+0x10/0x10 [ 57.791329][ T547] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 57.791530][ T547] ? __pfx_validate_chain+0x10/0x10 [ 57.791703][ T547] ___sys_sendmsg+0xee/0x170 [ 57.791869][ T547] ? __pfx____sys_sendmsg+0x10/0x10 [ 57.792130][ T547] ? find_held_lock+0x2c/0x110 [ 57.792312][ T547] ? __lock_release+0x103/0x460 [ 57.792474][ T547] ? __debug_check_no_obj_freed+0x253/0x520 [ 57.792676][ T547] ? __pfx___lock_release+0x10/0x10 [ 57.792936][ T547] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 57.793099][ T547] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 57.793298][ T547] ? __fget_light+0x53/0x1e0 [ 57.793467][ T547] __sys_sendmsg+0xcd/0x170 [ 57.793735][ T547] ? __pfx___sys_sendmsg+0x10/0x10 [ 57.793910][ T547] do_syscall_64+0xc6/0x1e0 [ 57.794073][ T547] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 57.794283][ T547] RIP: 0033:0x7f13b1f197b7 [ 57.794456][ T547] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 57.795037][ T547] RSP: 002b:00007ffe2a5bd828 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 57.795483][ T547] RAX: ffffffffffffffda RBX: 00007ffe2a5bdf60 RCX: 00007f13b1f197b7 [ 57.795724][ T547] RDX: 0000000000000000 RSI: 00007ffe2a5bd890 RDI: 0000000000000005 [ 57.795975][ T547] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 57.796317][ T547] R10: 00007f13b1dd74a8 R11: 0000000000000246 R12: 0000000000000002 [ 57.796564][ T547] R13: 00000000660e72f2 R14: 0000000000495540 R15: 0000000000000000 [ 57.796913][ T547] [ 57.802500][ T547] ip (547) used greatest stack depth: 22272 bytes left [ 57.927285][ T548] bond0: (slave veth0): Enslaving as a backup interface with a down link [ 58.032299][ T549] bond0: (slave veth1): Enslaving as a backup interface with a down link [ 58.146466][ T550] br0: port 1(veth0) entered blocking state [ 58.146701][ T550] br0: port 1(veth0) entered disabled state [ 58.146909][ T550] veth0: entered allmulticast mode [ 58.147858][ T550] veth0: entered promiscuous mode [ 58.260248][ T551] br0: port 2(veth1) entered blocking state [ 58.260545][ T551] br0: port 2(veth1) entered disabled state [ 58.260835][ T551] veth1: entered allmulticast mode [ 58.262415][ T551] veth1: entered promiscuous mode [ 58.463055][ T7] br0: port 1(veth0) entered blocking state [ 58.463275][ T7] br0: port 1(veth0) entered forwarding state [ 58.464030][ T7] br0: port 2(veth1) entered blocking state [ 58.464200][ T7] br0: port 2(veth1) entered forwarding state [ 59.755020][ T74] bond0: (slave veth1): link status definitely up [ 59.755212][ T74] bond0: (slave veth1): making interface the new active one [ 59.755696][ T74] bond0: active interface up! [ 60.023560][ T74] veth1: left allmulticast mode [ 60.023761][ T74] veth1: left promiscuous mode [ 60.024019][ T74] br0: port 2(veth1) entered disabled state [ 60.024914][ T74] veth0: left allmulticast mode [ 60.025049][ T74] veth0: left promiscuous mode [ 60.025273][ T74] br0: port 1(veth0) entered disabled state [ 60.069533][ T74] bond0: (slave veth1): Releasing backup interface [ 60.084719][ T74] bond0: (slave veth0): Releasing backup interface [ 60.159417][ T74] bond0 (unregistering): Released all slaves